From 895135a409f158c38fad81423ca7cf1f2e3f7a89 Mon Sep 17 00:00:00 2001
From: Hosted Weblate <hosted@weblate.org>
Date: Tue, 22 Mar 2022 20:01:09 +0100
Subject: [PATCH 1/8] Update translation files

Updated by "Update PO files to match POT (msgmerge)" hook in Weblate.

Translation: Avogadro/avogadroapp
Translate-URL: https://hosted.weblate.org/projects/avogadro/avogadroapp/
---
 i18n/af.po          | 152 +++++++++++++-------------
 i18n/ar.po          | 152 +++++++++++++-------------
 i18n/bg.po          | 152 +++++++++++++-------------
 i18n/bs.po          | 152 +++++++++++++-------------
 i18n/ca.po          | 152 +++++++++++++-------------
 i18n/ca@valencia.po | 152 +++++++++++++-------------
 i18n/cs.po          | 152 +++++++++++++-------------
 i18n/da.po          | 152 +++++++++++++-------------
 i18n/de.po          | 168 ++++++++++++++---------------
 i18n/el.po          | 152 +++++++++++++-------------
 i18n/en_AU.po       | 223 +++++++++++++++++++-------------------
 i18n/en_CA.po       | 223 +++++++++++++++++++-------------------
 i18n/en_GB.po       | 168 ++++++++++++++---------------
 i18n/eo.po          | 168 ++++++++++++++---------------
 i18n/es.po          | 152 +++++++++++++-------------
 i18n/et.po          | 152 +++++++++++++-------------
 i18n/eu.po          | 152 +++++++++++++-------------
 i18n/fa.po          | 152 +++++++++++++-------------
 i18n/fi.po          | 152 +++++++++++++-------------
 i18n/fr.po          | 168 ++++++++++++++---------------
 i18n/fr_CA.po       | 152 +++++++++++++-------------
 i18n/gl.po          | 152 +++++++++++++-------------
 i18n/he.po          | 152 +++++++++++++-------------
 i18n/hi.po          | 152 +++++++++++++-------------
 i18n/hr.po          | 184 +++++++++++++++----------------
 i18n/hu.po          | 174 +++++++++++++++---------------
 i18n/id.po          | 178 +++++++++++++++---------------
 i18n/it.po          | 168 ++++++++++++++---------------
 i18n/ja.po          | 152 +++++++++++++-------------
 i18n/ka.po          | 190 ++++++++++++++++----------------
 i18n/kn.po          | 152 +++++++++++++-------------
 i18n/ko.po          | 152 +++++++++++++-------------
 i18n/ms.po          | 152 +++++++++++++-------------
 i18n/nb.po          | 152 +++++++++++++-------------
 i18n/nl.po          | 152 +++++++++++++-------------
 i18n/oc.po          | 152 +++++++++++++-------------
 i18n/pl.po          | 152 +++++++++++++-------------
 i18n/pt.po          | 152 +++++++++++++-------------
 i18n/pt_BR.po       | 152 +++++++++++++-------------
 i18n/ro.po          | 152 +++++++++++++-------------
 i18n/ru.po          | 152 +++++++++++++-------------
 i18n/sa.po          | 152 +++++++++++++-------------
 i18n/sk.po          | 152 +++++++++++++-------------
 i18n/sl.po          | 152 +++++++++++++-------------
 i18n/sq.po          | 152 +++++++++++++-------------
 i18n/sr.po          | 152 +++++++++++++-------------
 i18n/sv.po          | 152 +++++++++++++-------------
 i18n/ta.po          | 152 +++++++++++++-------------
 i18n/te.po          | 152 +++++++++++++-------------
 i18n/th.po          | 152 +++++++++++++-------------
 i18n/tr.po          | 257 ++++++++++++++++++++++----------------------
 i18n/ug.po          | 152 +++++++++++++-------------
 i18n/uk.po          | 152 +++++++++++++-------------
 i18n/vi.po          | 158 +++++++++++++--------------
 i18n/zh_CN.po       | 168 ++++++++++++++---------------
 i18n/zh_TW.po       | 152 +++++++++++++-------------
 56 files changed, 4487 insertions(+), 4492 deletions(-)

diff --git a/i18n/af.po b/i18n/af.po
index 644be0bb..e9f4c1e5 100644
--- a/i18n/af.po
+++ b/i18n/af.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-06-15 21:33+0000\n"
 "Last-Translator: Dillon Schultz <dillonschultz93@gmail.com>\n"
 "Language-Team: Afrikaans <https://hosted.weblate.org/projects/avogadro/"
@@ -66,107 +66,107 @@ msgstr ""
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molecule afwis"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Open Bestand"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -174,11 +174,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -186,50 +186,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -237,24 +237,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Snij Molecule"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -262,38 +262,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Bepalings"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -301,13 +301,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr ""
 
@@ -315,7 +315,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -323,28 +323,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Snij Molecule"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -352,90 +352,90 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 #, fuzzy
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+M"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 #, fuzzy
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/ar.po b/i18n/ar.po
index bd04603a..9c28319d 100644
--- a/i18n/ar.po
+++ b/i18n/ar.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:13+0000\n"
 "Last-Translator: Geoff Hutchison <Unknown>\n"
 "Language-Team: Arabic <ar@li.org>\n"
@@ -66,111 +66,111 @@ msgstr "&ملف"
 msgid "Tools"
 msgstr "أدوات"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "بلا عنوان"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "أفوجادرو"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "لا يمكن حفظ الملف %1."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "لا يمكن حفظ الملف %1."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "جزيئ"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "الملف: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "افتح ملف"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "الملف: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "لا يمكن حفظ الملف %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "تنسيق الصورة العام"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "كافة الملفات"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "تصدير الصورة بصيغة bmp"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "أفوجادرو"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "لا يمكن حفظ الملف %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "صدِّر"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "قص جزيئا"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&تراجع"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&تراجع"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&كرّر"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&كرّر"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "إعدادات"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "تسجيل اختبار..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "تشغيل اختبار..."
@@ -307,13 +307,13 @@ msgstr "تشغيل اختبار..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&جديد"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&افتح"
@@ -322,7 +322,7 @@ msgstr "&افتح"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&أغلق"
 
@@ -330,30 +330,30 @@ msgstr "&أغلق"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&حفظ"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "احفظ &كــ ..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "صدِّر"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "جزيئ"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&الرسومات..."
@@ -362,92 +362,92 @@ msgstr "&الرسومات..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "إ&نهاء"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&تحرير"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&اعرض"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "اضبط  &لون الخلفية..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "الإمتدادات"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&مساعدة"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "هل تريد الإحتفاظ بالتغييرات التي قمت بها على المستند؟"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "ستضيع تغييراتك ان لم تحفظها."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "الملف: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "لا يمكن حفظ الملف %1."
diff --git a/i18n/bg.po b/i18n/bg.po
index c9794992..cc3bc6d7 100644
--- a/i18n/bg.po
+++ b/i18n/bg.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2020-12-09 12:29+0000\n"
 "Last-Translator: Apostol Penkov <apostol.penkov@gmail.com>\n"
 "Language-Team: Bulgarian <https://hosted.weblate.org/projects/avogadro/"
@@ -68,73 +68,73 @@ msgstr "&Файл"
 msgid "Tools"
 msgstr "Инструмент"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Без заглавие"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Авогардо %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Файлът не може да бъде отворен"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Не може да бъде запазен файлът %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Отвори Молекулата"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Грещка във файла"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Изберете четец на файлове"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Файл за четене"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -143,16 +143,16 @@ msgstr ""
 "Отварящ файл „%1“\n"
 "с „%2“"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Грещка във файла"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -161,20 +161,20 @@ msgstr ""
 "Грешка с прочитането на файла '%1':\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Не може да бъде запазен файлът %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 #, fuzzy
 msgid "Error saving file"
 msgstr ""
 "Грешка с прочитането на файла '%1':\n"
 "%2"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -184,11 +184,11 @@ msgstr ""
 "Грешка с прочитането на файла '%1':\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -196,50 +196,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Неизвестна грешка"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Навигация"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Обичайни формати за изображения"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Всички файлове"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Износ на Bitmap Графика"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Авогадро"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Не може да бъде запазен файлът %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -251,23 +251,23 @@ msgstr ""
 "\n"
 "Искате ли да съхраните в текущия формат или да запазите в стандартния?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Изнасяне"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Запази химически файл"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Изнасяне на молекула"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -277,38 +277,38 @@ msgstr ""
 "Отварящ файл „%1“\n"
 "с „%2“"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Отмяна %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Отмяна"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Повторно %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "В&ъзстановяване"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Настройки"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Запиши теста"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Възпроизведи теста"
@@ -317,13 +317,13 @@ msgstr "Възпроизведи теста"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Нов"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Отваряне"
@@ -332,7 +332,7 @@ msgstr "&Отваряне"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Затваряне"
 
@@ -340,30 +340,30 @@ msgstr "&Затваряне"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Запазване"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Запазване &като..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Изнасяне"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Молекула"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Графика..."
@@ -372,92 +372,92 @@ msgstr "&Графика..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Изход"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Редактиране"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Изглед"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Задаване на цвят на &фона..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Разширения"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Помощ"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Желаете ли да запазите направените промени в документа?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Вашите промени ще бъдат изгубени, ако не ги запазите."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Изберете четец на файлове"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Не може да бъде запазен файлът %1."
diff --git a/i18n/bs.po b/i18n/bs.po
index bffc5b95..19d0ccb7 100644
--- a/i18n/bs.po
+++ b/i18n/bs.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-07-12 15:32+0000\n"
 "Last-Translator: Emin Macanović <macanovic.emin@gmail.com>\n"
 "Language-Team: Bosnian <https://hosted.weblate.org/projects/avogadro/"
@@ -66,105 +66,105 @@ msgstr ""
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr ""
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -172,11 +172,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -184,50 +184,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -235,23 +235,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr ""
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -259,37 +259,37 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -297,13 +297,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr ""
 
@@ -311,7 +311,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -319,27 +319,27 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr ""
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -347,88 +347,88 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/ca.po b/i18n/ca.po
index 923fd217..58e31d0c 100644
--- a/i18n/ca.po
+++ b/i18n/ca.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-ca\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Catalan <https://hosted.weblate.org/projects/avogadro/"
@@ -71,111 +71,111 @@ msgstr "&Fitxer"
 msgid "Tools"
 msgstr "Eines"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "sense títol"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "No es pot desar el fitxer %1"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "No es pot desar el fitxer %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molècula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Obre un fitxer"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "No es pot desar el fitxer %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -183,11 +183,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -195,50 +195,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Formats d'imatge comuns"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Tots els fitxers"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Exporta el gràfic de mapa de bits."
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "No es pot desar el fitxer %1"
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -246,24 +246,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exporta"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importa fitxer molècula"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -273,39 +273,39 @@ msgstr ""
 "S'està desant el fitxer «%1»\n"
 "amb «%2»"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Desfés"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Desfés"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Refés"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Refés"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Configuració"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Enregistra una prova..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Reprodueix la prova..."
@@ -314,13 +314,13 @@ msgstr "Reprodueix la prova..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nou"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Obre"
@@ -329,7 +329,7 @@ msgstr "&Obre"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Tanca"
 
@@ -337,30 +337,30 @@ msgstr "&Tanca"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Desa"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Anomena i des&a..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exporta"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molècula"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Gràfics..."
@@ -369,92 +369,92 @@ msgstr "&Gràfics..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Surt"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edita"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Visualitza"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Estableix color de &fons..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projecció"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspectiva"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortogràfic"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Extensions"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ajuda"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Voleu desar els canvis que heu fet al document?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Els canvis es perdran si no els deseu."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Error en carregar el format de fitxer «%1»."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro no pot obrir «%1»."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "No es pot desar el fitxer %1"
diff --git a/i18n/ca@valencia.po b/i18n/ca@valencia.po
index a94af7a1..c06f5140 100644
--- a/i18n/ca@valencia.po
+++ b/i18n/ca@valencia.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-ca\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:14+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Català <tradgnome@softcatala.org>\n"
@@ -68,111 +68,111 @@ msgstr "&Fitxer"
 msgid "Tools"
 msgstr "Eines"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "sense títol"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "No es pot alçar el fitxer %1"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "No es pot alçar el fitxer %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molècula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Obri un fitxer"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "No es pot alçar el fitxer %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Formats d'imatge comuns"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Tots els fitxers"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Exporta el gràfic de mapa de bits."
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "No es pot alçar el fitxer %1"
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exporta"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importa fitxer molècula"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -268,38 +268,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Desfés"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Desfés"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Refés"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Refés"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Configuració"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -307,13 +307,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nou"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Obri"
@@ -322,7 +322,7 @@ msgstr "&Obri"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Tanca"
 
@@ -330,30 +330,30 @@ msgstr "&Tanca"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "Al&ça"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Anomena i al&ça..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exporta"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molècula"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Gràfics..."
@@ -362,92 +362,92 @@ msgstr "&Gràfics..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Ix"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edita"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Visualitza"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Estableix color de &fons..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Extensions"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ajuda"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Voleu alçar els canvis que heu fet al document?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Els canvis es perdran si no els alceu."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "No es pot alçar el fitxer %1"
diff --git a/i18n/cs.po b/i18n/cs.po
index 2d47c247..c8329791 100644
--- a/i18n/cs.po
+++ b/i18n/cs.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Czech <https://hosted.weblate.org/projects/avogadro/"
@@ -71,111 +71,111 @@ msgstr "&Soubor"
 msgid "Tools"
 msgstr "Nástroje"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "bez názvu"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Nemohu uložit soubor %1."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Nemohu uložit soubor %1."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Soubor: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Otevřít soubor"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Soubor: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Nemohu uložit soubor %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -183,11 +183,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -195,50 +195,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Běžné formáty obrázků"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Všechny soubory"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Vyvést jako bitmapu do souboru"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nemohu uložit soubor %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -246,24 +246,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exportovat"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Zavést soubor s molekulou"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -273,39 +273,39 @@ msgstr ""
 "Ukládání souboru „%1“\n"
 "s „%2“"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Zpět"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Zpět"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Znovu"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Znovu"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Nastavení"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Zkouška nahrávání..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Zkouška přehrávání..."
@@ -314,13 +314,13 @@ msgstr "Zkouška přehrávání..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nový"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Otevřít"
@@ -329,7 +329,7 @@ msgstr "&Otevřít"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Zavřít"
 
@@ -337,30 +337,30 @@ msgstr "&Zavřít"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Uložit"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Uložit &jako..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exportovat"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekula"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Obrazové znázornění..."
@@ -369,93 +369,93 @@ msgstr "&Obrazové znázornění..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Ukončit"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "Úp&ravy"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Pohled"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Nastavit barvu &pozadí..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Promítání"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Pohled"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortograficky"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Rozšíření"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Nápověda"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Chcete uložit změny, které jste provedl v dokumentu?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 "Změny, které jste provedl v dokumentu, budou ztraceny, pokud je neuložíte."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Chyba při načítání formátu souboru „%1“."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Soubor: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro nemůže otevřít „%1“."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Nemohu uložit soubor %1."
diff --git a/i18n/da.po b/i18n/da.po
index 994cb436..868a032c 100644
--- a/i18n/da.po
+++ b/i18n/da.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Danish <https://hosted.weblate.org/projects/avogadro/"
@@ -68,111 +68,111 @@ msgstr "&Fil"
 msgid "Tools"
 msgstr "Værktøjer"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "uden navn"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Kan ikke gemme fil %1."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Kan ikke gemme fil %1."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekyle"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Fil: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Åbn fil"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Fil: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Kan ikke gemme fil %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Almindeligt billedformat"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Alle filer"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Eksportér Bitmap grafik"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Kan ikke gemme fil %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Eksportér"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importer Molekylefil"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,39 +270,39 @@ msgstr ""
 "Gemmer filen »%1«\n"
 "med »%2«"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Fortryd"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Fortryd"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Gør om"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Gør om"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Indstillinger"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Optag test..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Afspil test..."
@@ -311,13 +311,13 @@ msgstr "Afspil test..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Ny"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "Å&ben"
@@ -326,7 +326,7 @@ msgstr "Å&ben"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Luk"
 
@@ -334,30 +334,30 @@ msgstr "&Luk"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Gem"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Gem &som..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Eksportér"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekyle"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafik..."
@@ -366,92 +366,92 @@ msgstr "&Grafik..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Afslut"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Redigér"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Vis"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Sæt &baggrundsfarve..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projektion"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspektiv"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortografisk"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Filendelser"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Hjælp"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Ønsker du at gemme de ændringer du lavede i dokumentet?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Dine ændringer vil gå tabt, hvis du ikke gemmer dem."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+G"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Fejl under indlæsning af »%1« filformat."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Fil: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro kan ikke åbne »%1«."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Kan ikke gemme fil %1."
diff --git a/i18n/de.po b/i18n/de.po
index ace50f0f..6c22c1ec 100644
--- a/i18n/de.po
+++ b/i18n/de.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-de\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: German <https://hosted.weblate.org/projects/avogadro/"
@@ -65,72 +65,72 @@ msgstr "Datei"
 msgid "Tools"
 msgstr "Werkzeuge"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Unbenannt"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Chemische Markup-Sprache"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Chemische JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Chemiedatei öffnen"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Datei kann nicht geöffnet werden"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Gelieferte Datei kann nicht geöffnet werden %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Molekül öffnen"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Befehle"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Eingangsgeneratoren"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Dateiformate"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Plugin-Skript installieren"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Skripttyp:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Wählen Sie den Dateireader"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Datei lesen"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -139,16 +139,16 @@ msgstr ""
 "Datei „%1“ öffnen\n"
 "mit „%2“"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Moleküle geladen (%1 Atome, %2 Bindungen)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Dateifehler"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -157,17 +157,17 @@ msgstr ""
 "Fehler beim Lesen der Datei '%1':\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Gespeicherte Datei %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Fehler beim Speichern der Datei"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -177,11 +177,11 @@ msgstr ""
 "Fehler beim Speichern von „%1“:\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Fehler: OpenGL-Kontext konnte nicht initialisiert werden"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Unbekannter Fehler"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Navigationswerkzeug"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "übliche Dateiformate für Bilder"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Alle Dateien"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Bitmap exportieren"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Datei %1 konnte nicht gespeichert werden."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -248,23 +248,23 @@ msgstr ""
 "Möchten Sie in das aktuelle Format exportieren oder in einem Standardformat "
 "speichern?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exportieren"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Chemiedatei speichern"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Molekül exportieren"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Datei wird gespeichert …"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -274,37 +274,37 @@ msgstr ""
 "Speichern der Datei „%1“\n"
 "mit „%2“"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Rückgängig machen %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Rückgängig"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Wiederholen %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Wiederholen"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Testen"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Rekordtest …"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Spieltest …"
 
@@ -312,13 +312,13 @@ msgstr "Spieltest …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Neu"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Öffnen …"
 
@@ -326,7 +326,7 @@ msgstr "&Öffnen …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Schließen"
 
@@ -334,27 +334,27 @@ msgstr "&Schließen"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Sichern"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Speichern &als …"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "E&xportieren"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molekül …"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Grafik …"
 
@@ -362,88 +362,88 @@ msgstr "&Grafik …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Beenden"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Keine zuletzt geöffneten Dateien"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Bearbeiten"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Ansicht"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Hintergrundfarbe einstellen …"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projektion"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspektive"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Orthografisch"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "Erweiterungen"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Hilfe"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Alle unterstützten Formate (%1);;Alle Dateien (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Wollen Sie die Änderungen am Dokument speichern?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Ihre Änderungen gehen verloren, wenn Sie sie nicht speichern."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Strg+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Strg+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Fehler beim Laden des Dateiformats „%1“."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Dateiformat auswählen"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro kann „%1“ nicht öffnen."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Dateien können nicht geöffnet werden"
 
@@ -528,10 +528,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">Lizenz: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause\""
-"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">BSD 3-Klausel</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">Lizenz: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause"
+"\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">BSD 3-Klausel</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -541,8 +541,8 @@ msgid ""
 "span></a></p></body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
-"\" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -552,8 +552,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
diff --git a/i18n/el.po b/i18n/el.po
index 32afd8f1..10b719d9 100644
--- a/i18n/el.po
+++ b/i18n/el.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Greek <https://hosted.weblate.org/projects/avogadro/"
@@ -68,111 +68,111 @@ msgstr "&Αρχείο"
 msgid "Tools"
 msgstr "Εργαλεία"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "χωρίς τίτλο"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Μη δυνατή αποθήκευση του αρχείου %1"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Μη δυνατή αποθήκευση του αρχείου %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Μόριο"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Αρχείο: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Άνοιγμα αρχείου"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Αρχείο: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Μη δυνατή αποθήκευση του αρχείου %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Κοινοί τύποι εικόνων"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Όλα τα αρχεία"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Εξαγωγή Γραφικών Bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Μη δυνατή αποθήκευση του αρχείου %1"
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Εξαγωγή"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Εισαγωγή αρχείου μορίων"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,39 +270,39 @@ msgstr ""
 "Αποθήκευση αρχείου «%1»\n"
 "με «%2»"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "Α&ναίρεση"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "Α&ναίρεση"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "Επανα&φορά"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "Επανα&φορά"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Ρυθμίσεις"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Δοκιμή Εγγραφής..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Δοκιμή Αναπαραγωγής..."
@@ -311,13 +311,13 @@ msgstr "Δοκιμή Αναπαραγωγής..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Νέο"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Άνοιγμα"
@@ -326,7 +326,7 @@ msgstr "&Άνοιγμα"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Κλείσιμο"
 
@@ -334,30 +334,30 @@ msgstr "&Κλείσιμο"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Αποθήκευση"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Αποθήκευση &ως..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Εξαγωγή"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Μόριο"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Γραφικά..."
@@ -366,92 +366,92 @@ msgstr "&Γραφικά..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "Έ&ξοδος"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Επεξεργασία"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "Π&ροβολή"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Ορισμός χρώματος &φόντου..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Προβολή"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Προοπτική"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ορθογραφικές"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Επεκτάσεις"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Βοήθεια"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Επιθυμείτε να αποθηκευτούν οι αλλαγές που κάνατε στο αρχείο?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Οι αλλαγές θα χαθούν οριστικά αν δεν τις αποθηκεύσετε."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Σφάλμα κατά τη φόρτωση της μορφής αρχείου «%1»."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Αρχείο: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Το Avogadro δεν μπορεί να ανοίξει το «%1»."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Μη δυνατή αποθήκευση του αρχείου %1"
diff --git a/i18n/en_AU.po b/i18n/en_AU.po
index 1e41fd3a..e93294c0 100644
--- a/i18n/en_AU.po
+++ b/i18n/en_AU.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-26 12:57+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: English (Australia) <https://hosted.weblate.org/projects/"
@@ -64,72 +64,72 @@ msgstr "File"
 msgid "Tools"
 msgstr "Tools"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Untitled"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Chemical Markup Language"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Chemical JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Open chemical file"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Cannot open file"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Can’t open supplied file %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Open Molecule"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Commands"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Input Generators"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "File formats"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Install plug-in script"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Script type:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Select file reader"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Reading file"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -138,16 +138,16 @@ msgstr ""
 "Opening file ‘%1’\n"
 "with ‘%2’"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molecule loaded (%1 atoms, %2 bonds)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "File error"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -156,17 +156,17 @@ msgstr ""
 "Error while reading file ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Saved file %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Error saving file"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -176,11 +176,11 @@ msgstr ""
 "Error while saving ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Error: Failed to initialise OpenGL context"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -191,50 +191,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Unknown error"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Navigate tool"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Common image formats"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "All files"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Export Bitmap Graphics"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Cannot save file %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -246,23 +246,23 @@ msgstr ""
 "\n"
 "Would you like to export to the current format, or save in a standard format?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Export"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Save chemical file"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Export Molecule"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Saving file in progress…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -272,37 +272,37 @@ msgstr ""
 "Saving file ‘%1’\n"
 "with ‘%2’"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Undo %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Undo"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Redo %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Redo"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Testing"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Record test…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Play test…"
 
@@ -310,13 +310,13 @@ msgstr "Play test…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&New"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Open…"
 
@@ -324,7 +324,7 @@ msgstr "&Open…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Close"
 
@@ -332,27 +332,27 @@ msgstr "&Close"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Save"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Save &as…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Export"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molecule…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Graphics…"
 
@@ -360,88 +360,88 @@ msgstr "&Graphics…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quit"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "No recent files"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edit"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&View"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Set Background colour…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projection"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspective"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Orthographic"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Extensions"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Help"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "All supported formats (%1);;All files (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Do you want to save the changes to the document?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Your changes will be lost if you don't save them."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Error while loading the ‘%1’ file format."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Select file format"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro cannot open ‘%1’."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Cannot open files"
 
@@ -477,8 +477,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;"
 "\">Version:</span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\""
-">Version:</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;"
+"\">Version:</span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:75
 #. i18n: ectx: property (text), widget (QLabel, version)
@@ -486,8 +486,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0.1</"
 "span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0."
-"1</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0.1</"
+"span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:117
 #. i18n: ectx: property (text), widget (QLabel, libs)
@@ -495,8 +495,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
 "\">AvogadroLibs Version:</span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">AvogadroLibs Version:</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">AvogadroLibs Version:</span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:124
 #. i18n: ectx: property (text), widget (QLabel, libsVersion)
@@ -506,8 +506,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0.1</"
 "span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0."
-"1</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0.1</"
+"span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:164
 #. i18n: ectx: property (text), widget (QLabel, qtVersionLabel)
@@ -526,10 +526,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">Licence: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause\""
-"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">BSD 3-Clause</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">Licence: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause"
+"\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">BSD 3-Clause</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -539,8 +539,8 @@ msgid ""
 "span></a></p></body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
-"\" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -550,8 +550,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
@@ -756,26 +756,25 @@ msgid "Your names"
 msgstr ""
 ",Launchpad Contributions:,Brian Burns,Gabriel Ruiz,Jen Ockwell,Marcus D. "
 "Hanwell,kuede, ,Launchpad Contributions:,Brian Burns,Gabriel Ruiz,Geoff "
-"Hutchison,Jen Ockwell,Marcus D. Hanwell,kuede, ,Launchpad Contributions:"
-",Avogadro Team,Boyo,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen "
-"Ockwell,Marcus D. Hanwell,kuede, ,Launchpad Contributions:,Avogadro "
-"Team,Boyo,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Marcus D. "
-"Hanwell,kuede,melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian "
-"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. "
-"Hanwell,kuede,melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian "
-"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. "
-"Hanwell,kuede,melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian "
-"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. "
-"Hanwell,kuede,melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian "
-"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. "
-"Hanwell,kuede,melvinor, ,Launchpad Contributions:,Alfredo Hernández,Andi "
-"Chandler,Avogadro Team,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen "
-"Ockwell,Ken Sharp,Marcus D. Hanwell,kuede, ,Launchpad Contributions:,Alfredo "
-"Hernández,Andi Chandler,Avogadro Team,Brian Burns,Gabriel Ruiz,Geoff "
-"Hutchison,Jen Ockwell,Ken Sharp,Marcus D. Hanwell,kuede, ,Launchpad "
-"Contributions:,Alfredo Hernández,Andi Chandler,Avogadro Team,Brian "
-"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. "
-"Hanwell,kuede"
+"Hutchison,Jen Ockwell,Marcus D. Hanwell,kuede, ,Launchpad Contributions:,"
+"Avogadro Team,Boyo,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,"
+"Marcus D. Hanwell,kuede, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian "
+"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Marcus D. Hanwell,kuede,"
+"melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian Burns,Gabriel "
+"Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. Hanwell,kuede,"
+"melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian Burns,Gabriel "
+"Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. Hanwell,kuede,"
+"melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian Burns,Gabriel "
+"Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. Hanwell,kuede,"
+"melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian Burns,Gabriel "
+"Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. Hanwell,kuede,"
+"melvinor, ,Launchpad Contributions:,Alfredo Hernández,Andi Chandler,Avogadro "
+"Team,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus "
+"D. Hanwell,kuede, ,Launchpad Contributions:,Alfredo Hernández,Andi Chandler,"
+"Avogadro Team,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,"
+"Marcus D. Hanwell,kuede, ,Launchpad Contributions:,Alfredo Hernández,Andi "
+"Chandler,Avogadro Team,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,"
+"Ken Sharp,Marcus D. Hanwell,kuede"
 
 msgctxt "EMAIL OF TRANSLATORS"
 msgid "Your emails"
diff --git a/i18n/en_CA.po b/i18n/en_CA.po
index 671f6157..6607f9af 100644
--- a/i18n/en_CA.po
+++ b/i18n/en_CA.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-26 12:57+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: English (Canada) <https://hosted.weblate.org/projects/"
@@ -64,72 +64,72 @@ msgstr "File"
 msgid "Tools"
 msgstr "Tools"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Untitled"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Chemical Markup Language"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Chemical JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Open chemical file"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Cannot open file"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Can’t open supplied file %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Open Molecule"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Commands"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Input Generators"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "File formats"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Install plug-in script"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Script type:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Select file reader"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Reading file"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -138,16 +138,16 @@ msgstr ""
 "Opening file ‘%1’\n"
 "with ‘%2’"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molecule loaded (%1 atoms, %2 bonds)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "File error"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -156,17 +156,17 @@ msgstr ""
 "Error while reading file ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Saved file %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Error saving file"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -176,11 +176,11 @@ msgstr ""
 "Error while saving ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Error: Failed to initialise OpenGL context"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -191,50 +191,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Unknown error"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Navigate tool"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Common image formats"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "All files"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Export Bitmap Graphics"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Cannot save file %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -246,23 +246,23 @@ msgstr ""
 "\n"
 "Would you like to export to the current format, or save in a standard format?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Export"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Save chemical file"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Export Molecule"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Saving file in progress…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -272,37 +272,37 @@ msgstr ""
 "Saving file “%1”\n"
 "with “%2”"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Undo %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Undo"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Redo %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Redo"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Testing"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Record test…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Play test…"
 
@@ -310,13 +310,13 @@ msgstr "Play test…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&New"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Open…"
 
@@ -324,7 +324,7 @@ msgstr "&Open…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Close"
 
@@ -332,27 +332,27 @@ msgstr "&Close"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Save"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Save &as…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Export"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molecule…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Graphics…"
 
@@ -360,88 +360,88 @@ msgstr "&Graphics…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quit"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "No recent files"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edit"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&View"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Set Background colour…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projection"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspective"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Orthographic"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Extensions"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Help"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "All supported formats (%1);;All files (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Do you want to save the changes to the document?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Your changes will be lost if you don't save them."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Error while loading the “%1” file format."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Select file format"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro cannot open “%1”."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Cannot open files"
 
@@ -477,8 +477,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;"
 "\">Version:</span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\""
-">Version:</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;"
+"\">Version:</span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:75
 #. i18n: ectx: property (text), widget (QLabel, version)
@@ -486,8 +486,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0.1</"
 "span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0."
-"1</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0.1</"
+"span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:117
 #. i18n: ectx: property (text), widget (QLabel, libs)
@@ -495,8 +495,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
 "\">AvogadroLibs Version:</span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">AvogadroLibs Version:</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">AvogadroLibs Version:</span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:124
 #. i18n: ectx: property (text), widget (QLabel, libsVersion)
@@ -506,8 +506,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0.1</"
 "span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0."
-"1</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0.1</"
+"span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:164
 #. i18n: ectx: property (text), widget (QLabel, qtVersionLabel)
@@ -526,10 +526,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">Licence: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause\""
-"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">BSD 3-Clause</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">Licence: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause"
+"\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">BSD 3-Clause</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -539,8 +539,8 @@ msgid ""
 "span></a></p></body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
-"\" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -550,8 +550,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
@@ -756,26 +756,25 @@ msgid "Your names"
 msgstr ""
 ",Launchpad Contributions:,Brian Burns,Gabriel Ruiz,Jen Ockwell,Marcus D. "
 "Hanwell,kuede, ,Launchpad Contributions:,Brian Burns,Gabriel Ruiz,Geoff "
-"Hutchison,Jen Ockwell,Marcus D. Hanwell,kuede, ,Launchpad Contributions:"
-",Avogadro Team,Boyo,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen "
-"Ockwell,Marcus D. Hanwell,kuede, ,Launchpad Contributions:,Avogadro "
-"Team,Boyo,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Marcus D. "
-"Hanwell,kuede,melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian "
-"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. "
-"Hanwell,kuede,melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian "
-"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. "
-"Hanwell,kuede,melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian "
-"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. "
-"Hanwell,kuede,melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian "
-"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. "
-"Hanwell,kuede,melvinor, ,Launchpad Contributions:,Alfredo Hernández,Andi "
-"Chandler,Avogadro Team,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen "
-"Ockwell,Ken Sharp,Marcus D. Hanwell,kuede, ,Launchpad Contributions:,Alfredo "
-"Hernández,Andi Chandler,Avogadro Team,Brian Burns,Gabriel Ruiz,Geoff "
-"Hutchison,Jen Ockwell,Ken Sharp,Marcus D. Hanwell,kuede, ,Launchpad "
-"Contributions:,Alfredo Hernández,Andi Chandler,Avogadro Team,Brian "
-"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. "
-"Hanwell,kuede"
+"Hutchison,Jen Ockwell,Marcus D. Hanwell,kuede, ,Launchpad Contributions:,"
+"Avogadro Team,Boyo,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,"
+"Marcus D. Hanwell,kuede, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian "
+"Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Marcus D. Hanwell,kuede,"
+"melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian Burns,Gabriel "
+"Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. Hanwell,kuede,"
+"melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian Burns,Gabriel "
+"Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. Hanwell,kuede,"
+"melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian Burns,Gabriel "
+"Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. Hanwell,kuede,"
+"melvinor, ,Launchpad Contributions:,Avogadro Team,Boyo,Brian Burns,Gabriel "
+"Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus D. Hanwell,kuede,"
+"melvinor, ,Launchpad Contributions:,Alfredo Hernández,Andi Chandler,Avogadro "
+"Team,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,Marcus "
+"D. Hanwell,kuede, ,Launchpad Contributions:,Alfredo Hernández,Andi Chandler,"
+"Avogadro Team,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,Ken Sharp,"
+"Marcus D. Hanwell,kuede, ,Launchpad Contributions:,Alfredo Hernández,Andi "
+"Chandler,Avogadro Team,Brian Burns,Gabriel Ruiz,Geoff Hutchison,Jen Ockwell,"
+"Ken Sharp,Marcus D. Hanwell,kuede"
 
 msgctxt "EMAIL OF TRANSLATORS"
 msgid "Your emails"
diff --git a/i18n/en_GB.po b/i18n/en_GB.po
index 56d0a483..78703451 100644
--- a/i18n/en_GB.po
+++ b/i18n/en_GB.po
@@ -5,7 +5,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-en_GB\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: English (United Kingdom) <https://hosted.weblate.org/projects/"
@@ -62,72 +62,72 @@ msgstr "File"
 msgid "Tools"
 msgstr "Tools"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Untitled"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Chemical Markup Language"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Chemical JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Open chemical file"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Cannot open file"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Can’t open supplied file %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Open Molecule"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Commands"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Input Generators"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "File formats"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Install plug-in script"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Script type:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Select file reader"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Reading file"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -136,16 +136,16 @@ msgstr ""
 "Opening file ‘%1’\n"
 "with ‘%2’"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molecule loaded (%1 atoms, %2 bonds)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "File error"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -154,17 +154,17 @@ msgstr ""
 "Error while reading file ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Saved file %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Error saving file"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -174,11 +174,11 @@ msgstr ""
 "Error while saving ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Error: Failed to initialise OpenGL context"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -189,50 +189,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Unknown error"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Navigate tool"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Common image formats"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "All files"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Export Bitmap Graphics"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Cannot save file %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -244,23 +244,23 @@ msgstr ""
 "\n"
 "Would you like to export to the current format, or save in a standard format?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Export"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Save chemical file"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Export Molecule"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Saving file in progress…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,37 +270,37 @@ msgstr ""
 "Saving file ‘%1’\n"
 "with ‘%2’"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Undo %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Undo"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Redo %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Redo"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Testing"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Record test…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Play test…"
 
@@ -308,13 +308,13 @@ msgstr "Play test…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&New"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Open…"
 
@@ -322,7 +322,7 @@ msgstr "&Open…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Close"
 
@@ -330,27 +330,27 @@ msgstr "&Close"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Save"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Save &as…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Export"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molecule…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Graphics…"
 
@@ -358,88 +358,88 @@ msgstr "&Graphics…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quit"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "No recent files"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edit"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&View"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Set Background colour…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projection"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspective"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Orthographic"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Extensions"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Help"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "All supported formats (%1);;All files (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Do you want to save the changes to the document?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Your changes will be lost if you don't save them."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Error while loading the ‘%1’ file format."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Select file format"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro cannot open ‘%1’."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Cannot open files"
 
@@ -524,10 +524,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">Licence: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause\""
-"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">BSD 3-Clause</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">Licence: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause"
+"\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">BSD 3-Clause</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -537,8 +537,8 @@ msgid ""
 "span></a></p></body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
-"\" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -548,8 +548,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
diff --git a/i18n/eo.po b/i18n/eo.po
index 5f70ae22..ece54a13 100644
--- a/i18n/eo.po
+++ b/i18n/eo.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-26 12:57+0000\n"
 "Last-Translator: phlostically <phlostically@mailinator.com>\n"
 "Language-Team: Esperanto <https://hosted.weblate.org/projects/avogadro/"
@@ -62,72 +62,72 @@ msgstr "Dosiero"
 msgid "Tools"
 msgstr "Iloj"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Sentitola"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Kemia Marklingvo"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Kemia JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Malfermi kemian dosieron"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Ne povas malfermi dosieron"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Ne povas malfermi provizitan dosieron %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Malfermi Molekulon"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Komandoj"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Enigaĵfariloj"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Dosierformoj"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Instali kromprograman programeton"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Speco de programeto:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Elekti dosierlegilon"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Legante Dosieron"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -136,16 +136,16 @@ msgstr ""
 "Malfermante dosieron '%1'\n"
 "per '%2'"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekulo ŝargita (%1 atomoj, %2 ligoj)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Eraro pri dosiero"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -154,17 +154,17 @@ msgstr ""
 "Eraro dum legado de dosiero '%1':\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Konservis dosieron %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Eraro pri konservado de dosiero"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -174,11 +174,11 @@ msgstr ""
 "Eraro dum konservado de «%1»:\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Eraro: Malsukcesis pravalorizi OpenGL-kuntekston"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -189,50 +189,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Nekonata eraro"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Naviga ilo"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Oftaj bildaj dosierformoj"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Ĉiuj dosieroj"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Eksporti Rastruman Grafikaĵon"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Ne povas konservi dosieron %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -245,23 +245,23 @@ msgstr ""
 "Ĉu vi volas eksporti al tiu nenorma dosierformo, aŭ konservi en norma "
 "dosierformo?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Eksporti"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Konservi kemian dosieron"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Eksporti Molekulon"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Konservante dosieron…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -271,37 +271,37 @@ msgstr ""
 "Konservante dosieron «%1»\n"
 "per «%2»"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "Malfari %1 (&U)"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "Malfari (&U)"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Refari %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Refari"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Testado"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Registri teston…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Ludi teston…"
 
@@ -309,13 +309,13 @@ msgstr "Ludi teston…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nova"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "Malfermi (&O)…"
 
@@ -323,7 +323,7 @@ msgstr "Malfermi (&O)…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "Fermi (&C)"
 
@@ -331,27 +331,27 @@ msgstr "Fermi (&C)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "Kon&servi"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Konservi kiel… (&A)…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Eksporti"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molekulo…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Grafiko…"
 
@@ -359,88 +359,88 @@ msgstr "&Grafiko…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "Forlasi (&Q)"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Neniu ĵusaj dosieroj"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "R&edakti"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Vidi"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Agordi Fonan Koloron… (&B)"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projekcio"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspektiva"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Orta"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Etendaĵoj"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Helpo"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Ĉiuj subtenataj dosierformoj (%1);;Ĉiuj dosieroj (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Ĉu vi volas konservi la ŝanĝojn en la dokumento?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Viaj ŝanĝoj perdiĝos, se vi ne konservos ilin."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Stir+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Stir+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Eraro dum ŝargado de la dosierformo «%1»."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Elekti dosierformon"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro ne povas malfermi «%1»."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Ne povis malfermi dosierojn"
 
@@ -525,10 +525,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">Permesilo: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause\""
-"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">BSD 3-Clause</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">Permesilo: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause"
+"\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">BSD 3-Clause</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -538,8 +538,8 @@ msgid ""
 "span></a></p></body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
-"\" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -549,8 +549,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
diff --git a/i18n/es.po b/i18n/es.po
index a88f0e52..13a93098 100644
--- a/i18n/es.po
+++ b/i18n/es.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-14 00:04+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Spanish <https://hosted.weblate.org/projects/avogadro/"
@@ -67,72 +67,72 @@ msgstr "Archivo"
 msgid "Tools"
 msgstr "Herramientas"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Sin título"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1 %2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Lenguaje de marcado químico"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "JSON químico"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Abrir el archivo químico"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "No se puede abrir el archivo"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "No se puede abrir el archivo %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Abir Molécula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Comandos"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Generadores de entradas"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Formatos de archivo"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Instalar script de complemento"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Tipo de script:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Seleccionar lector de archivos"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Leyendo el archivo"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -141,16 +141,16 @@ msgstr ""
 "Abriendo archivo «%1»\n"
 "con «%2»"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molécula cargada (%1 átomos, %2 enlaces)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Error de archivo"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -159,17 +159,17 @@ msgstr ""
 "Error al leer el archivo «%1»:\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Archivo guardado %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Error al guardar archivo"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -179,11 +179,11 @@ msgstr ""
 "Error al guardar \"%1\":\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Error: no se pudo inicializar el contexto OpenGL"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -194,50 +194,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Error desconocido"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Navegar herramienta"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Formatos comunes de imagen"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Todos los archivos"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Exportar a imagen de mapa de bits"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "No se puede guardar el archivo %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -249,23 +249,23 @@ msgstr ""
 "\n"
 "¿Le gustaría exportar al formato actual o guardar en un formato estándar?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Guardar archivo químico"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Exportar molécula"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Guardando archivo en curso…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -275,37 +275,37 @@ msgstr ""
 "Guardando archivo «%1»\n"
 "con «%2»"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Deshacer %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Deshacer"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Rehacer %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Rehacer"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Pruebas"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Guardar prueba…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Reproducir prueba…"
 
@@ -313,13 +313,13 @@ msgstr "Reproducir prueba…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nuevo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Abrir…"
 
@@ -327,7 +327,7 @@ msgstr "&Abrir…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Cerrar"
 
@@ -335,27 +335,27 @@ msgstr "&Cerrar"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Guardar"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Guardar como…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Exportar"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molécula…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Gráficos…"
 
@@ -363,88 +363,88 @@ msgstr "&Gráficos…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Salir"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "No hay archivos recientes"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editar"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Ver"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Establecer el Color de fondo…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Proyección"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspectiva"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortográfica"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Complementos"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ayuda"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Todos los formatos admitidos (%1);;Todos los archivos (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "¿Quieres guardar los cambios en el documento?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Perderá los cambios si no los guarda."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Error al cargar el formato de archivo «%1»."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Selecciona un formato"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro no puede abrir «%1»."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "No se pueden abrir archivos"
 
diff --git a/i18n/et.po b/i18n/et.po
index 797341c9..4d6c3f6a 100644
--- a/i18n/et.po
+++ b/i18n/et.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Estonian <https://hosted.weblate.org/projects/avogadro/"
@@ -65,107 +65,107 @@ msgstr ""
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekul"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Ava fail"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -173,11 +173,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -185,50 +185,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Kõik Failid"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -236,24 +236,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Impordi molekuli fail"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -263,37 +263,37 @@ msgstr ""
 "Faili „%1“ salvestamine\n"
 "koos „%2“"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "& Võta tagasi %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -301,13 +301,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr ""
 
@@ -315,7 +315,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -323,28 +323,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekul"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -352,88 +352,88 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Viga failivormingu „%1“ laadimisel."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro ei saa avada „%1“."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/eu.po b/i18n/eu.po
index 90649271..641b5d24 100644
--- a/i18n/eu.po
+++ b/i18n/eu.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:18+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Basque <eu@li.org>\n"
@@ -66,111 +66,111 @@ msgstr "&Fitxategia"
 msgid "Tools"
 msgstr "Tresnak"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "Izengabea"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Ezin da %1 fitxategia gorde."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Ezin da %1 fitxategia gorde."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Fitxategia: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Ireki Fitxategia"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Fitxategia: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Ezin da %1 fitxategia gorde."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Ohiko irudi formatuak"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Fitxategi guztiak"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Esportatu Bit-mapa Grafikoak"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Ezin da %1 fitxategia gorde."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Esportatu"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Inportatu Molekula Fitxategia"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Desegin"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Desegin"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Berregin"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Berregin"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Ezarpenak"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Grabatu Proba..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Erreproduzitu Proba..."
@@ -307,13 +307,13 @@ msgstr "Erreproduzitu Proba..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Berria"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Ireki"
@@ -322,7 +322,7 @@ msgstr "&Ireki"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Itxi"
 
@@ -330,30 +330,30 @@ msgstr "&Itxi"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Gorde"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Gorde &Honela..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Esportatu"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekula"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafikoak..."
@@ -362,92 +362,92 @@ msgstr "&Grafikoak..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Irten"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editatu"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Ikusi"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Ezarri &Atzeko Planoaren Kolorea..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Proiekzioa"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Ikuspegia"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Otrografikoa"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Hedapenak"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Laguntza"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Dokumentuan egindako aldaketak gorde nahi dituzu?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Zure aldaketak galdu egingo dira ez badituzu gordetzen."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ktrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ktrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Fitxategia: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Ezin da %1 fitxategia gorde."
diff --git a/i18n/fa.po b/i18n/fa.po
index 2c1666d5..ccf3a426 100644
--- a/i18n/fa.po
+++ b/i18n/fa.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-05-31 18:51+0000\n"
 "Last-Translator: Ahmad Abdolmaleki <ahmadubuntu@gmail.com>\n"
 "Language-Team: Persian <https://hosted.weblate.org/projects/avogadro/"
@@ -63,105 +63,105 @@ msgstr ""
 msgid "Tools"
 msgstr "ابزار"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr ""
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -169,11 +169,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -181,50 +181,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -232,23 +232,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr ""
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -256,37 +256,37 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -294,13 +294,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr ""
 
@@ -308,7 +308,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -316,28 +316,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "مولکول‌ها"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -345,88 +345,88 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/fi.po b/i18n/fi.po
index 9b28a394..1bf7ba2b 100644
--- a/i18n/fi.po
+++ b/i18n/fi.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Finnish <https://hosted.weblate.org/projects/avogadro/"
@@ -68,111 +68,111 @@ msgstr "&Tiedosto"
 msgid "Tools"
 msgstr "Työkalut"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "nimetön"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Tiedostoa %1 ei voida tallentaa."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Tiedostoa %1 ei voida tallentaa."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekyyli"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Tiedosto: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Avaa tiedosto"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Tiedosto: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Tiedostoa %1 ei voida tallentaa."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Kaikki tiedostot"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Tiedostoa %1 ei voida tallentaa."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Molekyyli"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,38 +270,38 @@ msgstr ""
 "Tallennetaan tiedostoa ”%1”\n"
 "ja ”%2”"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Kumoa"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Kumoa"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Tee uudelleen"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Tee uudelleen"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Asetukset"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -309,13 +309,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Uusi"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Avaa"
@@ -324,7 +324,7 @@ msgstr "&Avaa"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Sulje"
 
@@ -332,29 +332,29 @@ msgstr "&Sulje"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Tallenna"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Tallenna &nimellä..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekyyli"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafiikka..."
@@ -363,92 +363,92 @@ msgstr "&Grafiikka..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Lopeta"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Muokkaa"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Näytä"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Aseta &taustaväri..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ohje"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Tallentamattomat muutokset menetetään!"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 #, fuzzy
 msgid "Your changes will be lost if you don't save them."
 msgstr "Tallentamattomat muutokset menetetään!"
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Virhe ladattaessa tiedostomuotoa ”%1”."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Tiedosto: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro ei voi avata ”%1”."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Tiedostoa %1 ei voida tallentaa."
diff --git a/i18n/fr.po b/i18n/fr.po
index efec4036..5c4c71c4 100644
--- a/i18n/fr.po
+++ b/i18n/fr.po
@@ -5,7 +5,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: French <https://hosted.weblate.org/projects/avogadro/"
@@ -62,72 +62,72 @@ msgstr "Fichier"
 msgid "Tools"
 msgstr "Outils"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Sans titre"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Langage de balisage chimique"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Chemical JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Ouvrir un fichier chimique"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Impossible d’ouvrir le fichier"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Impossible d’ouvrir le fichier %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Ouvrir une molécule"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Commandes"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Générateurs d’entrée"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Formats de fichier"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Installer le script du greffon"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Type de script :"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Sélectionner un lecteur de fichiers"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Lecture du fichier"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -136,16 +136,16 @@ msgstr ""
 "Ouverture du fichier « %1 »\n"
 "avec « %2 »"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molécule chargée (%1 atomes, %2 liaisions)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Erreur de fichier"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -154,17 +154,17 @@ msgstr ""
 "Erreur lors de la lecture de fichier « %1 » :\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Fichier enregistré %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Erreur lors de l’enregistrement du fichier"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -174,11 +174,11 @@ msgstr ""
 "Erreur lors de l’enregistrement de « %1 » :\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Erreur : échec de l’initialisation du contexte OpenGL"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -189,50 +189,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Erreur inconnue"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Naviguer dans l’outil"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Formats d’image courants"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Tous les fichiers"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Exporter les graphismes matriciels"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Impossible d’enregistrer le fichier %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -245,23 +245,23 @@ msgstr ""
 "Souhaitez-vous exporter au format courant ou enregistrer dans un format "
 "standard ?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exporter"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Enregistrer le fichier chimique"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Exporter la molécule"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Enregistrement du fichier en cours…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -271,37 +271,37 @@ msgstr ""
 "Enregistrement du fichier « %1 »\n"
 "avec « %2 »"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Annuler %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Annuler"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Rétablir %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Rétablir"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Test"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Essai d’enregistrement…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Jouer à l’essai…"
 
@@ -309,13 +309,13 @@ msgstr "Jouer à l’essai…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nouveau"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Ouvrir…"
 
@@ -323,7 +323,7 @@ msgstr "&Ouvrir…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Fermer"
 
@@ -331,27 +331,27 @@ msgstr "&Fermer"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Enregistrer"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Enregistrer sous…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Exporter"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molécule…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Graphique…"
 
@@ -359,88 +359,88 @@ msgstr "&Graphique…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quitter"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Aucun fichier récent"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Éditer"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Vue"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Définir la couleur d’arrière-plan…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projection"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspective"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Orthographique"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Extensions"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Aide"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Tous les formats pris en charge (%1);;Tous les fichiers (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Voulez-vous enregistrer les modifications apportées au document ?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Vos modifications seront perdues si vous ne les enregistrez pas."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Erreur lors du chargement du format de fichier « %1 »."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Sélectionner le format du fichier"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro ne peut pas ouvrir « %1 »."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Impossible d’ouvrir les fichiers"
 
@@ -525,10 +525,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">Licence : </span><a href=\"https://opensource.org/licenses/BSD-3-Clause\""
-"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">BSD 3-Clause</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">Licence : </span><a href=\"https://opensource.org/licenses/BSD-3-Clause"
+"\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">BSD 3-Clause</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -538,8 +538,8 @@ msgid ""
 "span></a></p></body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
-"\" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -549,8 +549,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
diff --git a/i18n/fr_CA.po b/i18n/fr_CA.po
index cfe46a16..bf032b15 100644
--- a/i18n/fr_CA.po
+++ b/i18n/fr_CA.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:19+0000\n"
 "Last-Translator: Geoff Hutchison <Unknown>\n"
 "Language-Team: French (Canada) <fr_CA@li.org>\n"
@@ -62,105 +62,105 @@ msgstr ""
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr ""
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -168,11 +168,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -180,50 +180,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -231,23 +231,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr ""
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -255,37 +255,37 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -293,13 +293,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr ""
 
@@ -307,7 +307,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -315,27 +315,27 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr ""
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -343,88 +343,88 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/gl.po b/i18n/gl.po
index 25e35d70..f3f7fc91 100644
--- a/i18n/gl.po
+++ b/i18n/gl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.1.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:19+0000\n"
 "Last-Translator: Miguel Anxo Bouzada <mbouzada@gmail.com>\n"
 "Language-Team: Galician <proxecto@trasno.net>\n"
@@ -66,111 +66,111 @@ msgstr "&Ficheiro"
 msgid "Tools"
 msgstr "Ferramentas"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "sen título"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Non foi posíbel gardar o ficheiro %1."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Non foi posíbel gardar o ficheiro %1."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molécula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Ficheiro: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Abrir un ficheiro"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Ficheiro: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Non foi posíbel gardar o ficheiro %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Formatos de imaxe habituais"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Todos os ficheiros"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Exportar como mapas de bits"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Non foi posíbel gardar o ficheiro %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importar un ficheiro de molécula"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Desfacer"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Desfacer"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Refacer"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Refacer"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Configuracións"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Proba de gravación..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Proba de reprodución..."
@@ -307,13 +307,13 @@ msgstr "Proba de reprodución..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nova"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Abrir"
@@ -322,7 +322,7 @@ msgstr "&Abrir"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Pechar"
 
@@ -330,30 +330,30 @@ msgstr "&Pechar"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Gardar"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Gardar &como..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molécula"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Gráficos..."
@@ -362,92 +362,92 @@ msgstr "&Gráficos..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Saír"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editar"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Vista"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Esta&belecer a cor do fondo..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Extensións"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Axuda"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Desexa gardar as modificacións que fixo no documento?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "As súas modificacións perderanse se non as garda."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+G"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Ficheiro: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Non foi posíbel gardar o ficheiro %1."
diff --git a/i18n/he.po b/i18n/he.po
index 418e2499..5b644739 100644
--- a/i18n/he.po
+++ b/i18n/he.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-01-17 18:32+0000\n"
 "Last-Translator: Evgeny Chernyavsky <yavgech@gmail.com>\n"
 "Language-Team: Hebrew <https://hosted.weblate.org/projects/avogadro/"
@@ -69,108 +69,108 @@ msgstr "&קובץ"
 msgid "Tools"
 msgstr "כלי"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "ללא שם"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "אבוגדרו"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "לא ניתן לפתוח את הקובץ"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "לא ניתן לפתוח את הקובץ %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "מולקולה"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "שגיאת קובץ"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "בחר בקורא קבצים"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "קורא קובץ"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "שגיאת קובץ"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "לא ניתן לשמור את הקובץ %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr "שגיאה בעת כתיב  לקובץ"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "סוגי קבצי תמונות נפוצים"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "כל הקבצים"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "יצא גרפיקת מפת סיביות"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "אבוגדרו"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "לא ניתן לשמור את הקובץ %1"
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "יצוא"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "קובץ מולקולה חשוב"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,38 +266,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&בטל"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&בטל"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&בצע שוב"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&בצע שוב"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "הגדרות"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -305,13 +305,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&חדש"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&פתח"
@@ -320,7 +320,7 @@ msgstr "&פתח"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&סגור"
 
@@ -328,30 +328,30 @@ msgstr "&סגור"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&שמירה"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "שמירה &בשם..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "יצוא"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "מולקולה"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&גרפיקה..."
@@ -360,92 +360,92 @@ msgstr "&גרפיקה..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&יציאה"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&עריכה"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&תצוגה"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "קבע &צבע רקע..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "הרחבות"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&עזרה"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "האם ברצונך לשמור את השינויים שביצעת במסמך?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "השינויים שערכת יאבדו אם לא תשמור אותם."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "בחר בקורא קבצים"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "לא ניתן לשמור את הקובץ %1"
diff --git a/i18n/hi.po b/i18n/hi.po
index 47ef42c3..69f55b1b 100644
--- a/i18n/hi.po
+++ b/i18n/hi.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:21+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Hindi <hi@li.org>\n"
@@ -63,106 +63,106 @@ msgstr ""
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "एवोगाडरो"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "अणु हटाएं।"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr ""
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -170,11 +170,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -182,50 +182,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "एवोगाडरो"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -233,24 +233,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "अणु विभाजित करें।"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -258,37 +258,37 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -296,13 +296,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr ""
 
@@ -310,7 +310,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -318,28 +318,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "अणु विभाजित करें।"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -347,88 +347,88 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/hr.po b/i18n/hr.po
index d64f67a8..d0c64a49 100644
--- a/i18n/hr.po
+++ b/i18n/hr.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-11-07 22:52+0000\n"
 "Last-Translator: Milo Ivir <mail@milotype.de>\n"
 "Language-Team: Croatian <https://hosted.weblate.org/projects/avogadro/"
@@ -65,72 +65,72 @@ msgstr "Datoteka"
 msgid "Tools"
 msgstr "Alati"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Bez naslova"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 – Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Kemijski označni jezik"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Kemijski JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Otvori kemijsku datoteku"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Datoteka se ne može otvoriti"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Nije moguće otvoriti isporučenu datoteku %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Otvori molekulu"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Naredbe"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Generatori unosa"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Datotečni formati"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Instaliraj skriptu dodatka"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Vrsta skripte:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Odaberi čitač datoteka"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Datoteka za čitanje"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -139,16 +139,16 @@ msgstr ""
 "Otvaranje datoteke „%1”\n"
 "sa „%2”"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekula opterećena (%1 atoma, %2 veza)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Greška datoteke"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -157,17 +157,17 @@ msgstr ""
 "Greška tijekom čitanja datoteke „%1”:\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Spremljena datoteka %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Greška tijekom spremanja datoteke"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -177,11 +177,11 @@ msgstr ""
 "Greška tijekom spremanja „%1”:\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Greška: Neuspjelo inicijaliziranje OpenGL konteksta"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Nepoznata greška"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Alat za kretanje"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Uobičajeni grafički formati"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Sve datoteke"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Izvezi Bitmap grafiku"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nije moguće spremiti datoteku %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -247,23 +247,23 @@ msgstr ""
 "\n"
 "Želiš li izvesti u trenutačni format ili spremiti u standardni format?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Izvezi"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Spremi kemijsku datoteku"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Izvoz molekule"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Spremanje datoteke u tijeku …"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -273,37 +273,37 @@ msgstr ""
 "Spremanje datoteke „%1”\n"
 "sa „%2”"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Poništi %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "Poništi"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Ponovi %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "V&rati poništeno"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Testiranje"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Snimi test …"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Reproduciraj test …"
 
@@ -311,13 +311,13 @@ msgstr "Reproduciraj test …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Novo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Otvori …"
 
@@ -325,7 +325,7 @@ msgstr "&Otvori …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Zatvori"
 
@@ -333,27 +333,27 @@ msgstr "&Zatvori"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Spremi"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Spremi k&ao …"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Izvezi"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molekula …"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Grafike …"
 
@@ -361,88 +361,88 @@ msgstr "&Grafike …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Izlaz"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Nema nedavnih datoteka"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "Ur&edi"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Prikaz"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Postavi boju pozadine …"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projekcija"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspektiva"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortografski"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Proširenja"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Pomoć"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Svi podržani formati (%1);;Sve datoteke (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Želiš li spremiti promjene u dokumentu?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Vaše promjene će biti izgubljene ako ih ne spremite."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Greška tijekom učitavanja datotečnog formata „%1”."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Odaberi datotečni format"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro ne može otvoriti „%1”."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Nije moguće otvoriti datoteke"
 
@@ -478,8 +478,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;"
 "\">Version:</span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\""
-">Verzija:</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;"
+"\">Verzija:</span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:75
 #. i18n: ectx: property (text), widget (QLabel, version)
@@ -487,8 +487,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0.1</"
 "span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0."
-"1</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0.1</"
+"span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:117
 #. i18n: ectx: property (text), widget (QLabel, libs)
@@ -496,8 +496,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
 "\">AvogadroLibs Version:</span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">AvogadroLibs verzija:</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">AvogadroLibs verzija:</span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:124
 #. i18n: ectx: property (text), widget (QLabel, libsVersion)
@@ -507,8 +507,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0.1</"
 "span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0."
-"1</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0.1</"
+"span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:164
 #. i18n: ectx: property (text), widget (QLabel, qtVersionLabel)
@@ -527,10 +527,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">Licenca: </span><a href=\"https://opensource.org/licenses/BSD-3 klauzula\""
-"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">BSD 3-Clause</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">Licenca: </span><a href=\"https://opensource.org/licenses/BSD-3 klauzula"
+"\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">BSD 3-Clause</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -540,8 +540,8 @@ msgid ""
 "span></a></p></body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
-"\" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -551,8 +551,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
diff --git a/i18n/hu.po b/i18n/hu.po
index c6c6f8f4..de8bbd7e 100644
--- a/i18n/hu.po
+++ b/i18n/hu.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-20 08:38+0000\n"
 "Last-Translator: ovari <ovari123@zoho.com>\n"
 "Language-Team: Hungarian <https://hosted.weblate.org/projects/avogadro/"
@@ -71,72 +71,72 @@ msgstr "Fájl"
 msgid "Tools"
 msgstr "Eszközök"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Névtelen"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Kémiai-kódnyelv"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Kémiai-JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Kémiaifájl megnyitása"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "A fájl nem nyitható meg"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "A(z) %1 fájlt nem lehet megnyitni"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Molekula megnyitása"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Parancsok"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Bemeneti generátorok"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Fájlformátumok"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Beépülő modul parancsfájl telepítése"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Parancsfájl típusa:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Fájlolvasó kiválasztása"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Fájl olvasása"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -145,16 +145,16 @@ msgstr ""
 "Fájl megnyitása: %1\n"
 "a következővel: %2"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekula betöltve (%1 atom, %2 kötés)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Fájlhiba"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -163,17 +163,17 @@ msgstr ""
 "Hiba történt a(z) „%1” fájl olvasásakor:\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "A(z) %1 fájl mentve"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Hiba történt a fájl mentésekor"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -183,11 +183,11 @@ msgstr ""
 "Hiba történt a(z) „%1” fájl mentésekor:\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Hiba történt: Nem sikerült inicializálni az OpenGL-összefüggése"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -198,50 +198,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Ismeretlen hiba"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Navigációs eszköz"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Gyakori képformátumok"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Minden fájl"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP-fájl"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG-fájl"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG-fájl"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Bittérképes grafika exportálása"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "%1 fájl mentése nem sikerult."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -254,23 +254,23 @@ msgstr ""
 "Szeretne az aktuális formátumba exportálni, vagy szabványos formátumba "
 "menteni?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exportálás"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Kémiai-fájl mentése"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Molekula exportálása"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Fájl mentése folyamatban…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -280,37 +280,37 @@ msgstr ""
 "Fájl mentése: %1\n"
 "formátummal: %2"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Visszavonás: %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Visszavonás"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "Ú&jra: %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "Ú&jra"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Vizsgálás"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Vizsgafelvétel…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Vizsga lejátszása…"
 
@@ -318,13 +318,13 @@ msgstr "Vizsga lejátszása…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Új"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Megnyitás…"
 
@@ -332,7 +332,7 @@ msgstr "&Megnyitás…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Bezárás"
 
@@ -340,27 +340,27 @@ msgstr "&Bezárás"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Mentés"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Me&ntés másként…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Exportálás"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molekula…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Grafika…"
 
@@ -368,90 +368,90 @@ msgstr "&Grafika…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Kilépés"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Nincsenek legutóbbi fájlok"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "S&zerkesztés"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Nézet"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Háttérszín beállítása…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Vetület"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Távlat"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortografikus"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Kiterjesztések"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Súgó"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Minden támogatott formátum (%1);;Minden fájl (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Szeretné menteni a dokumentum módosításait?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "A módosításai elvesznek, ha nem menti azokat."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Hiba történt a(z) „%1” fájlformátum betöltésekor."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Fájlformátum kijelölése"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 "Időtúllépés történt és Avogadro nem tudja, hogyan kell megnyitni a(z) „%1” "
 "fájlt."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Nem lehet megnyitni a fájlokat"
 
@@ -496,8 +496,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0.1</"
 "span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\"font-size:20pt; font-weight:600;\">0."
-"1</span></p></body></html>"
+"<html><head/><body><p><span style=\"font-size:20pt; font-weight:600;\">0.1</"
+"span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:117
 #. i18n: ectx: property (text), widget (QLabel, libs)
@@ -536,10 +536,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\"font-size:10pt; font-weight:600;\""
-">Licenc: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause\""
-"><span style=\"font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">3-záradék BSD</span></a></p></body></html>"
+"<html><head/><body><p><span style=\"font-size:10pt; font-weight:600;"
+"\">Licenc: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause"
+"\"><span style=\"font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">3-záradék BSD</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -548,9 +548,9 @@ msgid ""
 "\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
 "span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style"
-"=\"text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
+"\"text-decoration: underline; color:#0000ff;\">www.openchemistry.org</span></"
+"a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -560,8 +560,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\"text-"
-"decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
diff --git a/i18n/id.po b/i18n/id.po
index 2e756e44..e1148ade 100644
--- a/i18n/id.po
+++ b/i18n/id.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-12-22 05:53+0000\n"
 "Last-Translator: Reza Almanda <rezaalmanda27@gmail.com>\n"
 "Language-Team: Indonesian <https://hosted.weblate.org/projects/avogadro/"
@@ -67,72 +67,72 @@ msgstr "Berkas"
 msgid "Tools"
 msgstr "Alat"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Tanpa judul"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Bahasa Kimia Markup"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Kimia JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Buka File Kimia"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Tidak dapat membuka berkas"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Tidak dapat membuka berkas %1."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Buka Molekul"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Format file"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Pilih file yang akan dibaca"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Lagi membaca file"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -141,16 +141,16 @@ msgstr ""
 "Membuka file '%1'\n"
 "dengan '%2'"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekul dimuat (%1 atoms, %2 bonds)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "File error"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -159,17 +159,17 @@ msgstr ""
 "Rusak saat membaca file '%1':\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "File tersimpan %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Error saat menyimpan file"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -179,11 +179,11 @@ msgstr ""
 "Error saat menyimpan '%1':\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Rusak: Gagal untuk mengindentifikasi konteks OpenGL"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -194,50 +194,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Rusak tidak diketahui"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Alat Navigasi"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Format gambar yang pada umumnya"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Semua berkas"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Ekspor gambar Bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Tidak bisa menyimpan berkas %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -249,23 +249,23 @@ msgstr ""
 "\n"
 "Maukah kamu untuk ekspor format saat ini, atau simpan dalam format standar?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Ekspor"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Simpan file kimia"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Ekspor Molekul"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -275,37 +275,37 @@ msgstr ""
 "Menyimpan file “%1”\n"
 "dengan “%2”"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Ulang %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Ulang"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Kembalikan %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Kembalikan"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Mencoba"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Rekam Percobaan…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Mainkan tes…"
 
@@ -313,13 +313,13 @@ msgstr "Mainkan tes…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Baru"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Buka…"
 
@@ -327,7 +327,7 @@ msgstr "&Buka…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Tutup"
 
@@ -335,27 +335,27 @@ msgstr "&Tutup"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Simpan"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Simpan &sebagai…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Ekspor"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molekul…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Grafik…"
 
@@ -363,88 +363,88 @@ msgstr "&Grafik…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Keluar"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Tidak ada File barusan"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Dirubah"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Tampilkan"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Atur Warna &Latar belakang…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Proyeksi"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspektif"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortografi"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Ekstensi"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Bantuan"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Semua Format yang di dukung (%1);;Semua File (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Apakah Anda ingin menyimpan perubahan ke dokumen?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Perubahan yang sudah dibuat akan hilang bila tidak disimpan."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Kesalahan saat memuat format file “%1”."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Pilih format file"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro tidak dapat membuka “%1”."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Tidak bisa membuka file"
 
@@ -529,10 +529,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">Lisensi: </span><a href=\"http://opensource.org/licenses/BSD-3-Clause\""
-"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">BSD-3-Clause</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">Lisensi: </span><a href=\"http://opensource.org/licenses/BSD-3-Clause"
+"\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">BSD-3-Clause</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -541,9 +541,9 @@ msgid ""
 "\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
 "span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><a href=\"http://www.openchemistry.org\"><span style=\""
-" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"<html><head/><body><p><a href=\"http://www.openchemistry.org\"><span style="
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -553,8 +553,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
@@ -757,8 +757,8 @@ msgstr "&Impor"
 msgctxt "NAME OF TRANSLATORS"
 msgid "Your names"
 msgstr ""
-",Launchpad Contributions:,Waluyo Adi Siswanto, ,Launchpad Contributions:"
-",Geoff Hutchison,Waluyo Adi Siswanto, ,Launchpad Contributions:,Geoff "
+",Launchpad Contributions:,Waluyo Adi Siswanto, ,Launchpad Contributions:,"
+"Geoff Hutchison,Waluyo Adi Siswanto, ,Launchpad Contributions:,Geoff "
 "Hutchison,Waluyo Adi Siswanto, ,Launchpad Contributions:,Avogadro Team,Geoff "
 "Hutchison,Waluyo Adi Siswanto, ,Launchpad Contributions:,Avogadro Team,Geoff "
 "Hutchison,Waluyo Adi Siswanto, ,Launchpad Contributions:,Avogadro Team,Geoff "
@@ -766,8 +766,8 @@ msgstr ""
 "Hutchison,Waluyo Adi Siswanto, ,Launchpad Contributions:,Avogadro Team,Geoff "
 "Hutchison,Waluyo Adi Siswanto, ,Launchpad Contributions:,Avogadro Team,Geoff "
 "Hutchison,Waluyo Adi Siswanto, ,Launchpad Contributions:,Avogadro Team,Geoff "
-"Hutchison,Muhammad Radifar,Waluyo Adi Siswanto, ,Launchpad Contributions:"
-",Avogadro Team,Geoff Hutchison,Muhammad Radifar,Samsul Ma'arif,Waluyo Adi "
+"Hutchison,Muhammad Radifar,Waluyo Adi Siswanto, ,Launchpad Contributions:,"
+"Avogadro Team,Geoff Hutchison,Muhammad Radifar,Samsul Ma'arif,Waluyo Adi "
 "Siswanto, ,Launchpad Contributions:,Avogadro Team,Geoff Hutchison,Muhammad "
 "Radifar,Samsul Ma'arif,Waluyo Adi Siswanto"
 
diff --git a/i18n/it.po b/i18n/it.po
index 0bef8a14..15271595 100644
--- a/i18n/it.po
+++ b/i18n/it.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Italian <https://hosted.weblate.org/projects/avogadro/"
@@ -67,72 +67,72 @@ msgstr "File"
 msgid "Tools"
 msgstr "Strumenti"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Senza titolo"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Linguaggio di markup chimico"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "JSON chimico"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Apri il file chimico"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Impossibile aprire il file"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Impossibile aprire il file fornito %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Apri Molecola"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Comandi"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Generatori di ingresso"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Formato file"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Installa lo script del plugin"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Tipo di sceneggiatura:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Seleziona il lettore di file"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Lettura file"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -141,16 +141,16 @@ msgstr ""
 "Apertura del file «%1»\n"
 "con «%2»"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molecola caricata (%1 atomi, %2 legami)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Errore file"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -159,17 +159,17 @@ msgstr ""
 "Errore durante la lettura del file «%1»:\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "File salvato %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Errore nel salvataggio del file"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -179,11 +179,11 @@ msgstr ""
 "Errore durante il salvataggio di «%1»:\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Errore: impossibile inizializzare il contesto OpenGL"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -194,50 +194,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Errore sconosciuto"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Strumento di navigazione"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Formati immagine comuni"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Tutti i file"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Esporta la grafica vettoriale"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Impossibile salvare il file %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -249,23 +249,23 @@ msgstr ""
 "\n"
 "Si desidera esportare nel formato corrente o salvare in un formato standard?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Esporta"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Salva il file chimico"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Esporta Molecola"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Salvataggio file in corso…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -275,37 +275,37 @@ msgstr ""
 "Salvataggio del file «%1»\n"
 "con «%2»"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "& Annulla %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Annulla"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "& Ripeti %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Ripeti"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Test"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Registra prova…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Prova di gioco…"
 
@@ -313,13 +313,13 @@ msgstr "Prova di gioco…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nuovo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Aprire…"
 
@@ -327,7 +327,7 @@ msgstr "&Aprire…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Chiudi"
 
@@ -335,27 +335,27 @@ msgstr "&Chiudi"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Salva"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Salva come…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Esporta"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molecola…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Grafica…"
 
@@ -363,88 +363,88 @@ msgstr "&Grafica…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Esci"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Nessun file recente"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Modifica"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Visualizza"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Imposta colore di sfondo…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Proiezione"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Prospettiva"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortografico"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Estensioni"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Aiuto"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Tutti i formati supportati (%1) ;; Tutti i file (*) ;;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Vuoi salvare le modifiche al documento?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Le modifiche saranno perse se non verranno salvate."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Errore durante il caricamento del formato file «%1»."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Seleziona il formato di file"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro non può aprire «%1»."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Impossibile aprire i file"
 
@@ -529,10 +529,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">Licenza: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause\""
-"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">BSD 3-clausola</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">Licenza: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause"
+"\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">BSD 3-clausola</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -542,8 +542,8 @@ msgid ""
 "span></a></p></body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
-"\" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -553,8 +553,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
diff --git a/i18n/ja.po b/i18n/ja.po
index 6ce3989d..3c09cd20 100644
--- a/i18n/ja.po
+++ b/i18n/ja.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-12 21:32+0000\n"
 "Last-Translator: Eisuke Kawashima <e.kawaschima+weblate@gmail.com>\n"
 "Language-Team: Japanese <https://hosted.weblate.org/projects/avogadro/"
@@ -65,88 +65,88 @@ msgstr "ファイル"
 msgid "Tools"
 msgstr "ツール"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "無題"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "ファイルを開けません"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "ファイル %1 を保存できません"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "分子を開く"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "コマンド"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "ファイル形式"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "プラグインスクリプトをインストールする"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "ファイルリーダを選択"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "ファイルの読み込み中"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "ファイルエラー"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -155,20 +155,20 @@ msgstr ""
 "ファイル '%1'の読み取り中にエラーが発生しました：\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "ファイル %1 を保存できません"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 #, fuzzy
 msgid "Error saving file"
 msgstr ""
 "ファイル '%1'の読み取り中にエラーが発生しました：\n"
 "%2"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgstr ""
 "ファイル '%1'の読み取り中にエラーが発生しました：\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "エラー：OpenGLコンテキストの初期化に失敗しました"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "不明なエラー"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "一般的な画像形式"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "全てのファイル"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "ビットマップ画像のエクスポート"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "ファイル %1 を保存できません"
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -245,23 +245,23 @@ msgstr ""
 "\n"
 "現在の形式にエクスポートしますか、それとも標準形式で保存しますか？"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "エクスポート"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "化学ファイルを保存する"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "分子のエクスポート"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -269,39 +269,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "%1を元に戻す(&U)"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "元に戻す(&U)"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "%1をやり直す(&R)"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "やり直す(&R)"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "テスト(&T)"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "レコード テスト..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "プレイ テスト..."
@@ -310,13 +310,13 @@ msgstr "プレイ テスト..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "新規作成(&N)"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "開く(&O)…"
 
@@ -324,7 +324,7 @@ msgstr "開く(&O)…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "閉じる(&C)"
 
@@ -332,28 +332,28 @@ msgstr "閉じる(&C)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "保存(&S)"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "名前を付けて保存(&A) …"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "エクスポート (&E)"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "分子"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "グラフィックス(&G) ..."
@@ -362,90 +362,90 @@ msgstr "グラフィックス(&G) ..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "終了(&Q)"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "最近のファイルはありません"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "編集 (&E)"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "表示 (&V)"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "背景色を設定(&B) ..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "投影法"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "透視投影法"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "正投影法"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "エクステンション (&E)"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "ヘルプ(&H)"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "サポートされているすべての形式（%1）;;すべてのファイル（*）;;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "ドキュメントの変更内容を保存しますか？"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "保存しないと変更した部分は失われます。"
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "ファイル形式を選択"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadroは「%1」を開くことができません。"
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "ファイルを開くことができません"
 
diff --git a/i18n/ka.po b/i18n/ka.po
index b8978a6d..a15ce691 100644
--- a/i18n/ka.po
+++ b/i18n/ka.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.95.1\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2022-01-30 04:52+0000\n"
 "Last-Translator: Temuri Doghonadze <temuri@delta-net.ge>\n"
 "Language-Team: Georgian <https://hosted.weblate.org/projects/avogadro/"
@@ -62,72 +62,72 @@ msgstr "ფაილი"
 msgid "Tools"
 msgstr "ხელსაწყოები"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "უსახელო"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Chemical Markup Language - ენა"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "ქიმიური JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "ნაერთის ფაილის გახსნა"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "ფაილის გახსნის შეცდომა"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "მითითებული ფაილის %1 გახსნის შეცდომა"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "მოლეკულის გახსნა"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "ბრძანებები"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "შემოტანის გენერატორები"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "ფაილის ფორმატები"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "დამატების სკრიპტის დაყენება"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "სკრიპტის ტიპი:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "აირჩიეთ ფაილის წამკითხველი"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "ფაილის კითხვა"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -136,16 +136,16 @@ msgstr ""
 "ფაილის %1 გახსნა:\n"
 "%2-ით"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "მოლეკულა ჩაიტვირთა (%1 ატომი, %2 ბმა)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "ფაილის შეცდომა"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -154,17 +154,17 @@ msgstr ""
 "ფაილის %1 კითხვის შეცდომა:\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "ფაილი %1 ჩაწერილია"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "ფაილის ჩაწერის შეცდომა"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -174,11 +174,11 @@ msgstr ""
 "%1-ის ჩაწერის შეცდომა:\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "შეცდომა: OpenGL-ის ინიციალიზაციის პრობლემა"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -189,50 +189,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "უცნობი შეცდომა"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "ნავიგაციის ხელსაწყო"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "გამოსახულების გავრცელებული ფორმატები"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "ყველა ფაილი"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Bitmap გრაფიკის ექსპორტი"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935 :33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "ფაილის შენახვის შეცდომა: %1 ."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -244,23 +244,23 @@ msgstr ""
 "\n"
 "გნებავთ ამავე ფორმატში გატანა თუ შევინახო სტანდარტულ ფორმატში?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "გატანა"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "ნაერთის ფაილის შენახვა"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "მოლეკულის გატანა"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "ფაილის შენახვა…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,37 +270,37 @@ msgstr ""
 "ფაილის %1 ჩაწერა:\n"
 "%2-ით"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&გაუქმება %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741 :117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&დაბრუნება"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&თავიდან %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746 :123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&თავიდან"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&გამოცდა"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "ჩაწერის გამოცდა…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "ტესტის დაკვრა…"
 
@@ -308,13 +308,13 @@ msgstr "ტესტის დაკვრა…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643 :75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&ახალი"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652 :51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&გახსნა…"
 
@@ -322,7 +322,7 @@ msgstr "&გახსნა…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661 :84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&დახურვა"
 
@@ -330,27 +330,27 @@ msgstr "&დახურვა"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675 :93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&შენახვა"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684 :102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "შენახვა &როგორც…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695 :195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&გატანა"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&მოლეკულა…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&გრაფიკა…"
 
@@ -358,106 +358,106 @@ msgstr "&გრაფიკა…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712 :60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&გასვლა"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "უახლესი ფაილების გარეშე"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76 :45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&ჩასწორება"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76 :42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&ხედი"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "ფონს ფერის დაყენება…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "&პროექცია"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "პერსპექტივა"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "ორთოგრაფიული"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&გაფართოებები"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&დახმარება"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "ყველა მხარდაჭერილი ფორმატი (%1);;ყველა ფაილი (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "გნებავთ დოკუმენტის ცვლილებების შენახვა?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "თქვენი ცვლილებები დაიკარგება, თუ არ შეინახავთ."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "შეცდომა ფაილის ტიპ %1-ის კითხვისას."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "აირჩიეთ ფაილის ფორმატი"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro-მა ვერ გახსნა %1."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "ფაილის გახსნის შეცდომა"
 
 #. i18n: file: mainwindow.ui:32
 #. i18n: ectx: property (title), widget (QMenu, menuFile)
-#: menubuilder.cpp:76 :36
+#: menubuilder.cpp:76:36
 msgid "&File"
 msgstr "&ფაილი"
 
 #. i18n: file: mainwindow.ui:49
 #. i18n: ectx: property (title), widget (QMenu, menuBuild)
-#: menubuilder.cpp:76 :39
+#: menubuilder.cpp:76:39
 msgid "&Build"
 msgstr "&აშენება"
 
 #. i18n: file: mainwindow.ui:71
 #. i18n: ectx: property (title), widget (QMenu, menuSelect)
-#: menubuilder.cpp:77 :48
+#: menubuilder.cpp:77:48
 msgid "&Select"
 msgstr "&მონიშვნა"
 
@@ -475,8 +475,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;"
 "\">Version:</span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\""
-">ვერსია:</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;"
+"\">ვერსია:</span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:75
 #. i18n: ectx: property (text), widget (QLabel, version)
@@ -484,8 +484,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0.1</"
 "span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0."
-"1</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:20pt; font-weight:600;\">0.1</"
+"span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:117
 #. i18n: ectx: property (text), widget (QLabel, libs)
@@ -493,8 +493,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
 "\">AvogadroLibs Version:</span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">AvogadroLibs-ის ვერსია:</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">AvogadroLibs-ის ვერსია:</span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:124
 #. i18n: ectx: property (text), widget (QLabel, libsVersion)
@@ -504,8 +504,8 @@ msgid ""
 "<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0.1</"
 "span></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0."
-"1</span></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">0.1</"
+"span></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:164
 #. i18n: ectx: property (text), widget (QLabel, qtVersionLabel)
@@ -524,10 +524,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">ლიცენზია: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause\""
-"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">BSD 3-Clause</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">ლიცენზია: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause"
+"\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">BSD 3-Clause</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -537,8 +537,8 @@ msgid ""
 "span></a></p></body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
-"\" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -548,8 +548,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
diff --git a/i18n/kn.po b/i18n/kn.po
index f3349a7c..429d45ec 100644
--- a/i18n/kn.po
+++ b/i18n/kn.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:22+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Kannada <kn@li.org>\n"
@@ -62,108 +62,108 @@ msgstr ""
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "ಶೀರ್ಷಿಕೆ ಇರದ %1"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "ಅವೊಗಡ್ರೊ"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "ಕಡತವನ್ನು ತೆರೆ"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "ಕಡತವನ್ನು ತೆರೆ"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -171,11 +171,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -183,50 +183,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "ಎಲ್ಲಾ ಕಡತಗಳು"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "ಅವೊಗಡ್ರೊ"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -234,23 +234,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr ""
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -258,38 +258,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "ಸಂಯೋಜನೆಗಳು"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -297,13 +297,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr ""
 
@@ -311,7 +311,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -319,28 +319,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "ಕಡತವನ್ನು ತೆರೆ"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -348,90 +348,90 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 #, fuzzy
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+M"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 #, fuzzy
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+M"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/ko.po b/i18n/ko.po
index 2d5adfe5..7f38dd35 100644
--- a/i18n/ko.po
+++ b/i18n/ko.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:22+0000\n"
 "Last-Translator: seokhyun an <an6207@gmail.com>\n"
 "Language-Team: Korean <ko@li.org>\n"
@@ -66,111 +66,111 @@ msgstr "&파일"
 msgid "Tools"
 msgstr "도구"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "제목없음"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "%1 파일을 저장할 수 없습니다"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "%1 파일을 저장할 수 없습니다"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "분자"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "파일: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "파일 열기"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "파일: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "%1 파일을 저장할 수 없습니다"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "일반적인 이미지 포맷"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "모든 파일들"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "비트맵 그래픽으로 내보내기"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "%1 파일을 저장할 수 없습니다"
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "내보내기"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "분자모형 파일 불러오기"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "실행 취소(&U)"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "실행 취소(&U)"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "다시 실행(&R)"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "다시 실행(&R)"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "설정"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "테스트 녹화"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "테스트 실행"
@@ -307,13 +307,13 @@ msgstr "테스트 실행"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "새로 만들기(&N)"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "열기(&O)"
@@ -322,7 +322,7 @@ msgstr "열기(&O)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "닫기(&C)"
 
@@ -330,30 +330,30 @@ msgstr "닫기(&C)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "저장(&S)"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "다른 이름으로 저장(&A)..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "내보내기"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "분자"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "그래픽...(&G)"
@@ -362,92 +362,92 @@ msgstr "그래픽...(&G)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "끝내기(&Q)"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "편집(&E)"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "보기(&V)"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "바탕색 설정(&B)..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "확장 기능"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "도움말(&H)"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "문서의 변경된 사항을 저장하시겠습니까?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "저장하지 않으면 변경 사항을 잃어버리게 됩니다."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "파일: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "%1 파일을 저장할 수 없습니다"
diff --git a/i18n/ms.po b/i18n/ms.po
index 37532adc..30135027 100644
--- a/i18n/ms.po
+++ b/i18n/ms.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-04-04 15:26+0000\n"
 "Last-Translator: Kazuki278 <muadz.hakim.7@gmail.com>\n"
 "Language-Team: Malay <https://hosted.weblate.org/projects/avogadro/"
@@ -71,73 +71,73 @@ msgstr "&Fail"
 msgid "Tools"
 msgstr "Alat"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Tiada tajuk"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1 %2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Bahasa Penanda Kimia"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Kimia JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Buka fail kimia"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Tidak dapat membuka fail"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Tidak dapat membuka fail yang dibekalkan %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Buka Molekul"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Fail ralat"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Pilih pembaca fail"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Fail Membaca"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -146,16 +146,16 @@ msgstr ""
 "Membuka fail '%1'\n"
 "dengan '%2'"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekul dimuat (%1 atom, %2 ikatan)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Fail ralat"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -164,20 +164,20 @@ msgstr ""
 "Ralat semasa membaca fail '%1':\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Tidak dapat simpan fail %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 #, fuzzy
 msgid "Error saving file"
 msgstr ""
 "Ralat semasa membaca fail '%1':\n"
 "%2"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -187,11 +187,11 @@ msgstr ""
 "Ralat semasa membaca fail '%1':\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -199,50 +199,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Format imej umum"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Semua fail"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Eksport Grafik Peta Bit"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Tidak dapat simpan fail %1"
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -250,24 +250,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Eksport"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Import Fail Molekul"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -277,39 +277,39 @@ msgstr ""
 "Membuka fail '%1'\n"
 "dengan '%2'"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "Buat &Asal"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "Buat &Asal"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "Buat &Semula"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "Buat &Semula"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Tetapan"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Rakam Ujian..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Main Ujian..."
@@ -318,13 +318,13 @@ msgstr "Main Ujian..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Baru"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "B&uka"
@@ -333,7 +333,7 @@ msgstr "B&uka"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "T&utup"
 
@@ -341,30 +341,30 @@ msgstr "T&utup"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Simpan"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Simp&an Sebagai..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Eksport"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekul"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafik..."
@@ -373,92 +373,92 @@ msgstr "&Grafik..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "Ke&luar"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Sunting"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Lihat"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Tetapkan Warna &Latar Belakang"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Unjuran"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspektif"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortografik"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Sambungan"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Bantuan"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Anda hendak simpan perubahan yang anda buat dalam dokumen?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Perubahan anda akan hilang jika anda tidak menyimpannya."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Pilih pembaca fail"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Tidak dapat simpan fail %1"
diff --git a/i18n/nb.po b/i18n/nb.po
index 08acf38b..42c7f261 100644
--- a/i18n/nb.po
+++ b/i18n/nb.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-15 07:35+0000\n"
 "Last-Translator: Allan Nordhøy <epost@anotheragency.no>\n"
 "Language-Team: Norwegian Bokmål <https://hosted.weblate.org/projects/"
@@ -72,73 +72,73 @@ msgstr "&Fil"
 msgid "Tools"
 msgstr "Verktøy"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Uten tittel"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Kjemisk oppmerkingsspråk"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Kjemi-JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Åpne kjemifil"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Kan ikke åpne fil"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Kan ikke åpne angitt fil %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Åpne molekyl"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Kommandoer"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Inndata-generatorer"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Filformater"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Installer programtilleggsskript"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Skripttype:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Velg filleser"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Leser fil"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -147,16 +147,16 @@ msgstr ""
 "Åpner fil «%1»\n"
 "med «%2»"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekyl innlastet (%1 atomer, %2 bindinger)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Filfeil"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -165,17 +165,17 @@ msgstr ""
 "Klarte ikke å lese filen «%1»:\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Lagret fil %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Klarte ikke å lagre fil"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -185,11 +185,11 @@ msgstr ""
 "Klarte ikke å lagre «%1»\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Feil: Klarte ikke å igangsette OpenGL-kontekst"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -200,51 +200,51 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Ukjent feil"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Navigasjonsverktøy"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Vanlige bildeformater"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Alle filer"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 #, fuzzy
 msgid "Export Bitmap Graphics"
 msgstr "Eksporter bitmap-grafikk"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Kan ikke lagre fil %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -256,24 +256,24 @@ msgstr ""
 "\n"
 "Ønsker du å eksportere til nåværende format, eller lagre i et standardformat?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Eksporter"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Lagre kjemifil"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Eksporter molekyl"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 #, fuzzy
 msgid "Saving File in Progress…"
 msgstr "Lagrer fil …"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -283,37 +283,37 @@ msgstr ""
 "Lagrer fil «%1»\n"
 "med «%2»"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Angre %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Angre"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Gjenta %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Gjenta"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Testing"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Opptakstest …"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Avspillingstest …"
 
@@ -321,13 +321,13 @@ msgstr "Avspillingstest …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Ny"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Åpne …"
 
@@ -335,7 +335,7 @@ msgstr "&Åpne …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Lukk"
 
@@ -343,28 +343,28 @@ msgstr "&Lukk"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Lagre"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Lagre &som …"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Eksporter"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molekyl …"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Grafikk …"
 
@@ -372,91 +372,91 @@ msgstr "&Grafikk …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Avslutt"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Ingen nylige filer"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Rediger"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Vis"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Sett bakgrunnsfarge …"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 #, fuzzy
 msgid "Projection"
 msgstr "Projeksjon"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspektiv"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortografisk"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Utvidelser"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Hjelp"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Alle støttede formater (%1);;Alle filer (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Vil du lagre endringene du har gjort i dokumentet?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Dine endringer vil gå tapt hvis du ikke lagrer dem."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl + S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl + D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Kunne ikke laste inn «%1»-filformatet."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Velg filformat"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro kan ikke åpne «%1»."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Kan ikke åpne filer"
 
diff --git a/i18n/nl.po b/i18n/nl.po
index 1ea3bf50..3538b7b3 100644
--- a/i18n/nl.po
+++ b/i18n/nl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Dutch <https://hosted.weblate.org/projects/avogadro/"
@@ -68,111 +68,111 @@ msgstr "Bestand"
 msgid "Tools"
 msgstr "Werktuigen"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "naamloos"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Kan het bestand %1 niet opslaan."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Kan het bestand %1 niet opslaan."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molecule"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Bestand: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Bestand openen"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Bestand: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Kan het bestand %1 niet opslaan."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Veelvoorkomende afbeeldingformaten."
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Alle bestanden"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Bitmap Graphics exporteren"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Kan het bestand %1 niet opslaan."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exporteren"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importeer Molecule Bestand"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,39 +270,39 @@ msgstr ""
 "Bestand ‘%1’ opslaan\n"
 "met ‘%2’"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "Ongedaan Maken"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "Ongedaan Maken"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "Opnieuw"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "Opnieuw"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Instellingen"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Neem test op..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Speel test af..."
@@ -311,13 +311,13 @@ msgstr "Speel test af..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nieuw"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Openen"
@@ -326,7 +326,7 @@ msgstr "&Openen"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "Sluiten"
 
@@ -334,30 +334,30 @@ msgstr "Sluiten"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "Op&slaan"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Opslaan &Als"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exporteren"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molecule"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Graphics..."
@@ -366,92 +366,92 @@ msgstr "&Graphics..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quit"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "B&ewerk"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "Bekijk"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Stel Achtergrondkleur in..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projectie"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspectief"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Orthografisch"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Extensies"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Help"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Wil je de wijzigingen van dit document opslaan?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Jou veranderingen gaan verloren als je ze niet opslaat."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Fout bij het laden van de bestandsindeling ‘%1’."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Bestand: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro kan ‘%1’ niet openen."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Kan het bestand %1 niet opslaan."
diff --git a/i18n/oc.po b/i18n/oc.po
index e3a9f5e9..13021fb7 100644
--- a/i18n/oc.po
+++ b/i18n/oc.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:24+0000\n"
 "Last-Translator: Cédric VALMARY (Tot en òc) <cvalmary@yahoo.fr>\n"
 "Language-Team: Occitan (post 1500) <oc@li.org>\n"
@@ -66,111 +66,111 @@ msgstr "&Fichièr"
 msgid "Tools"
 msgstr "Aisinas"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "sens títol"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Impossible d'enregistrar lo fichièr %1."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Impossible d'enregistrar lo fichièr %1."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molecula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Fichièr : "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Dobrir un fichièr"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Fichièr : "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Impossible d'enregistrar lo fichièr %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Formats usuals d'imatges"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Totes los fichièrs"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Exportar imatge bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Impossible d'enregistrar lo fichièr %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importar un fichièr de molecula"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,38 +266,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Anullar"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Anullar"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Restablir"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Restablir"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Paramètres"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -305,13 +305,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Novèl"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "Do&brir"
@@ -320,7 +320,7 @@ msgstr "Do&brir"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Tampar"
 
@@ -328,30 +328,30 @@ msgstr "&Tampar"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Enregistrar"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Enregistrar &jos..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molecula"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafics..."
@@ -360,93 +360,93 @@ msgstr "&Grafics..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quitar"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editar"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Afichatge"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Definir la color d&e rèire plan..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Extensions"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ajuda"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Vòstras modificacions seràn perdudas se las enregistratz pas."
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 #, fuzzy
 msgid "Your changes will be lost if you don't save them."
 msgstr "Vòstras modificacions seràn perdudas se las enregistratz pas."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Fichièr : "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Impossible d'enregistrar lo fichièr %1."
diff --git a/i18n/pl.po b/i18n/pl.po
index 3d6b969b..f507f1b9 100644
--- a/i18n/pl.po
+++ b/i18n/pl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-07 00:40+0000\n"
 "Last-Translator: Urszula <urszula127@gmail.com>\n"
 "Language-Team: Polish <https://hosted.weblate.org/projects/avogadro/"
@@ -69,77 +69,77 @@ msgstr "&Plik"
 msgid "Tools"
 msgstr "Narzędzia"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "bez nazwy"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Język znaczników chemicznych"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "JSON chemniczny"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Otwórz plik chemiczny"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Nie można było zapisać pliku %1."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Nie można było zapisać pliku %1."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Cząsteczka"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Komendy"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Generatory wejść"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Plik: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Zainstaluj Plugin Script"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Typ Skryptu:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Wybierz odtwarzacz plików"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Otwórz plik"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -148,17 +148,17 @@ msgstr ""
 "Otwieranie pliku '%1'\n"
 "z pomocą '%2'"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Naładowana cząsteczka (%1 atomy, %2 wiązania)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Plik: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -167,17 +167,17 @@ msgstr ""
 "Błąd podczas odczytu pliku \"%1\":\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Nie można było zapisać pliku %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -187,11 +187,11 @@ msgstr ""
 "Błąd podczas zapisywania pliku \"%1\":\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Błąd: nie można zainicjalizować kontekstu OpenGL"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -202,50 +202,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Nieznany błąd"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Narzędzie do nawigacji"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Typowe formaty obrazu"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Wszystkie pliki"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Eksportuj grafikę wektorową"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nie można było zapisać pliku %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -258,23 +258,23 @@ msgstr ""
 "Czy chcesz eksportować w bieżącym formacie, czy zapisać w formacie "
 "standardowym?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Eksportuj"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Zapisz plik chemiczny"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Eksportuj Molekułe"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Zapisywanie pliku"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -284,37 +284,37 @@ msgstr ""
 "Zapisywanie pliku \"%1\"\n"
 "z pomocą \"%2\""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Cofnij"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Cofnij"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Powtórz"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Powtórz"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "Ustawienia"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Rejestruj test..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Odtwórz test..."
 
@@ -322,13 +322,13 @@ msgstr "Odtwórz test..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nowy"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Otwórz"
@@ -337,7 +337,7 @@ msgstr "&Otwórz"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Zamknij"
 
@@ -345,30 +345,30 @@ msgstr "&Zamknij"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "Z&apisz"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Zapisz &jako..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Eksportuj"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Cząsteczka"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafika..."
@@ -377,92 +377,92 @@ msgstr "&Grafika..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Wyjście"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edycja"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Widok"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Ustaw &kolor tła..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projekcja"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspektywa"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortograficzny"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Rozszerzenia"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Pomoc"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Wszystkie obsługiwane formaty (%1) ;; Wszystkie pliki (*) ;;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Czy chcesz zapisać zmiany które wprowadziłeś w dokumencie?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Wprowadzone zmiany zostaną utracone, jeśli ich nie zapiszesz."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Plik: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Nie można było zapisać pliku %1."
diff --git a/i18n/pt.po b/i18n/pt.po
index 3a39c548..24129156 100644
--- a/i18n/pt.po
+++ b/i18n/pt.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Portuguese <https://hosted.weblate.org/projects/avogadro/"
@@ -69,73 +69,73 @@ msgstr "&Ficheiro"
 msgid "Tools"
 msgstr "Ferramentas"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Sem título"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Linguagem de Marcação Química"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "JSON Químico"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Abrir ficheiro químico"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Não foi possível abrir o ficheiro"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Não foi possível abrir o ficheiro %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Abrir Molécula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Erro no ficheiro"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Selecione o leitor de ficheiro"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Ficheiro de leitura"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -144,16 +144,16 @@ msgstr ""
 "Abrindo o ficheiro '%1'\n"
 "com '%2'"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molécula carregada (%1 átomos, %2 ligações)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Erro no ficheiro"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -162,18 +162,18 @@ msgstr ""
 "Erro durante a leitura do ficheiro '%1':\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Não foi possível gravar o ficheiro %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 #, fuzzy
 msgid "Error saving file"
 msgstr "Erro ao inicial o servidor RPC:"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -183,11 +183,11 @@ msgstr ""
 "Erro durante a leitura do ficheiro '%1':\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Erro: Falha ao inicializar o contexto OpenGL"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -198,50 +198,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Erro desconhecido"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Ferramenta de navegação"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Formatos de imagem comuns"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Todos os ficheiros"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Exportar Gráficos Bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Não foi possível gravar o ficheiro %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -253,23 +253,23 @@ msgstr ""
 "\n"
 "Gostaria de exportar para o formato atual, ou gravar no formato padrão?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Salvar ficheiro químico"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Exportar Molécula"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -279,38 +279,38 @@ msgstr ""
 "Salvando ficheiro «%1»\n"
 "com «%2»"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Desfazer %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Anular"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Refazer %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Refazer"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Testes"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Salvar Teste..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Executar Teste..."
@@ -319,13 +319,13 @@ msgstr "Executar Teste..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Novo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Abrir"
@@ -334,7 +334,7 @@ msgstr "&Abrir"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Fechar"
 
@@ -342,29 +342,29 @@ msgstr "&Fechar"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Guardar"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Guard&ar Como..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Exportar"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Moléculas"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Gráficos..."
@@ -373,91 +373,91 @@ msgstr "&Gráficos..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Sair"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Nenhum ficheiro recente"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editar"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Ver"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Mudar a Cor de &Fundo..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projecção"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspectiva"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortográfica"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Extensões"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ajuda"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Todos os formatos suportados (%1);;Todos os ficheiros (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Deseja gravar as alterações feitas no documento?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "As suas alterações serão perdidas se não as gravar."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Erro ao carregar o formato de ficheiro «%1»."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Selecione o leitor de ficheiro"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro não pode abrir «%1»."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Não foi possível abrir os ficheiros"
 
diff --git a/i18n/pt_BR.po b/i18n/pt_BR.po
index 24cd1630..dfd5a0b9 100644
--- a/i18n/pt_BR.po
+++ b/i18n/pt_BR.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Portuguese (Brazil) <https://hosted.weblate.org/projects/"
@@ -70,73 +70,73 @@ msgstr "&Arquivo"
 msgid "Tools"
 msgstr "Ferramentas"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Sem título"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Linguagem de Marcação Química"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "JSON Químico"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Abrir arquivo químico"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Não foi possível abrir o arquivo"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Não foi possível abrir o arquivo %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Abrir Molécula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Erro no arquivo"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Selecione o leitor de arquivo"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Arquivo de leitura"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -145,16 +145,16 @@ msgstr ""
 "Abrindo o arquivo '%1'\n"
 "com '%2'"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molécula carregada (%1 átomos, %2 ligações)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Erro no arquivo"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -163,18 +163,18 @@ msgstr ""
 "Erro durante a leitura do arquivo '%1':\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Não foi possível salvar o arquivo %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 #, fuzzy
 msgid "Error saving file"
 msgstr "Erro ao inicial o servidor RPC:"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -184,11 +184,11 @@ msgstr ""
 "Erro durante a leitura do arquivo '%1':\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Erro: Falha ao inicializar o contexto OpenGL"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -199,50 +199,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Erro desconhecido"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Ferramenta de navegação"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Formatos comuns de imagens"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Todos arquivos"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Exportar Gráficos BMP"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Não foi possível salvar o arquivo %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -254,23 +254,23 @@ msgstr ""
 "\n"
 "Você gostaria de exportar para o formato atual, ou salvar no formato padrão?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Salvar arquivo químico"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Exportar Molécula"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -280,38 +280,38 @@ msgstr ""
 "Salvando arquivo “%1”\n"
 "com “%2”"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Desfazer %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Desfazer"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Refazer %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Refazer"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Testes"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Salvar Teste..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Executar Teste..."
@@ -320,13 +320,13 @@ msgstr "Executar Teste..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Novo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Abrir"
@@ -335,7 +335,7 @@ msgstr "&Abrir"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Fechar"
 
@@ -343,29 +343,29 @@ msgstr "&Fechar"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Salvar"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Salvar &Como..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Exportar"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Moléculas"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Gráficos..."
@@ -374,91 +374,91 @@ msgstr "&Gráficos..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Sair"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Nenhum arquivo recente"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editar"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Exibir"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Definir Cor do &Plano de Fundo..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projeção"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspectiva"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortográfica"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Extensões"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ajuda"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Todos os formatos suportados (%1);;Todos os arquivos (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Deseja salvar as alterações feitas no documento?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "As alterações feitas serão perdidas se você não salvar."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Erro ao carregar o formato de arquivo “%1”."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Selecione o leitor de arquivo"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro não pode abrir “%1”."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Não foi possível abrir os arquivos %1"
 
diff --git a/i18n/ro.po b/i18n/ro.po
index 623f6fcb..4ea0ecdf 100644
--- a/i18n/ro.po
+++ b/i18n/ro.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-02-09 04:50+0000\n"
 "Last-Translator: Irina Puscas <irinapuscas82@gmail.com>\n"
 "Language-Team: Romanian <https://hosted.weblate.org/projects/avogadro/"
@@ -67,111 +67,111 @@ msgstr ""
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "fără nume"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Nu se poate salva fișierul %1."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Nu se poate salva fișierul %1."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Moleculă"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Fișier: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Deschide Fișier"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Fișier: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Nu se poate salva fișierul %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -179,11 +179,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -191,50 +191,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Formate comune pentru imagini"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Toate fișierele"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Exportă ca imagine bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nu se poate salva fișierul %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -242,24 +242,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Taie molecula"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -267,39 +267,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Setări"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Înregistrare test..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Vizualizare test"
@@ -308,13 +308,13 @@ msgstr "Vizualizare test"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr ""
 
@@ -322,7 +322,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -330,28 +330,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Moleculă"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -359,90 +359,90 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Vreți să salvați schimbările efectuate în document?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Modificările vor fi pierdute dacă nu le salvați."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Fișier: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Nu se poate salva fișierul %1."
diff --git a/i18n/ru.po b/i18n/ru.po
index eb7d6c3c..1f1dacec 100644
--- a/i18n/ru.po
+++ b/i18n/ru.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Russian <https://hosted.weblate.org/projects/avogadro/"
@@ -71,73 +71,73 @@ msgstr "&Файл"
 msgid "Tools"
 msgstr "Инструмент"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Безымянный"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Язык химической разметки"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Химический JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Открыть химический файл"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Невозможно открыть файл"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Невозможно сохранить файл %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Открытая Молекула"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Ошибка файла"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Выбрать программу чтения файлов"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Чтение файла"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -146,16 +146,16 @@ msgstr ""
 "Открытие файла \"%1\"\n"
 "с '%2'"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Загруженная молекула (%1 атомов, %2 связи)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Ошибка файла"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -164,18 +164,18 @@ msgstr ""
 "Ошибка при чтении файла \"%1\":\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Невозможно сохранить файл %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 #, fuzzy
 msgid "Error saving file"
 msgstr "Ошибка запуска RPC-сервера:"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -185,11 +185,11 @@ msgstr ""
 "Ошибка при чтении файла \"%1\":\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Ошибка: не удалось инициализировать контекст OpenGL"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -200,50 +200,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Неизвестная ошибка"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Инструмент навигации"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Распространенные форматы изображений"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Все файлы"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Экспорт растрового изображения"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Невозможно сохранить файл %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -256,23 +256,23 @@ msgstr ""
 "Вы хотите экспортировать в текущий формат или сохранить в стандартном "
 "формате?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Экспортировать"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Сохранить химический файл"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Молекула Экспорта"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -282,38 +282,38 @@ msgstr ""
 "Сохранение файла «%1»\n"
 "с «%2»"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "& Отменить %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Отменить"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "& Повторить %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Повторить"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "& Тестирование"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Запись теста ..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Воспроизвести тест ..."
@@ -322,13 +322,13 @@ msgstr "Воспроизвести тест ..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "С&оздать"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Открыть"
@@ -337,7 +337,7 @@ msgstr "&Открыть"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Закрыть"
 
@@ -345,29 +345,29 @@ msgstr "&Закрыть"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Сохранить"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Сохранить &как..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Экспортировать"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Молекулы"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Графика..."
@@ -376,91 +376,91 @@ msgstr "&Графика..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "В&ыход"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Нет последних файлов"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Правка"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Вид"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Выбрать &цвет фона..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Проекция"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Перспектива"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "oртографический вид"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Расширения"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Справка"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Все поддерживаемые форматы (%1) ;; Все файлы (*) ;;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Вы хотите сохранить изменения, внесенные в документ?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Изменения будут утеряны, если вы не сохраните их."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Ошибка при загрузке формата файла «%1»."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Выбрать программу чтения файлов"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Авогадро не может открыть «%1»."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Невозможно открыть файл"
 
diff --git a/i18n/sa.po b/i18n/sa.po
index 6a02b445..93d686a2 100644
--- a/i18n/sa.po
+++ b/i18n/sa.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-05-31 18:51+0000\n"
 "Last-Translator: rahul bahuguna <rahulbiit@gmail.com>\n"
 "Language-Team: Sanskrit <https://hosted.weblate.org/projects/avogadro/"
@@ -64,105 +64,105 @@ msgstr ""
 msgid "Tools"
 msgstr "उपकरण:"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "शीर्षकहीन"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "रसायन चिह्न भाषा"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "रासायनिक जे एस ओ ऐन"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "रासायनिक पत्रम उद्घाट्यतु"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "पत्रम उद्घाटयितुम न शक्यते"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "उपलब्ध पत्रम उद्घाटयितुम न शक्यते %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "अणु उद्घाटयतु"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "पत्र पाठयेता चिनोतु"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "इदानिं पत्रम पठति"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr "इदानिं %2 सह पत्रम %1 उदघाटयति"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -170,11 +170,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -182,50 +182,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -233,23 +233,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr ""
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -257,37 +257,37 @@ msgid ""
 "with “%2”"
 msgstr "इदानिं %2 सह पत्रम %1 उदघाटयति"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -295,13 +295,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr ""
 
@@ -309,7 +309,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -317,28 +317,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "अणु:"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -346,89 +346,89 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "पत्र पाठयेता चिनोतु"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/sk.po b/i18n/sk.po
index e4ca7050..7a139261 100644
--- a/i18n/sk.po
+++ b/i18n/sk.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:25+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Slovak <sk@li.org>\n"
@@ -66,111 +66,111 @@ msgstr "&Súbor"
 msgid "Tools"
 msgstr "Nástroje"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "nepomenované"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avodagro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Nedá sa uložiť súbor %1."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Nedá sa uložiť súbor %1."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Súbor: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Otvor Súbor"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Súbor: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Nedá sa uložiť súbor %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Bežné formáty obrázkov"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Všetky súbory"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Exportovať Bitmapove Obrázky"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avodagro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nedá sa uložiť súbor %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Export"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Import súboru molekúl"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Vrátiť späť"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Vrátiť späť"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Opakovať"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Opakovať"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Nastavenia"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Test nahrávania..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Test prehrávania..."
@@ -307,13 +307,13 @@ msgstr "Test prehrávania..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nový"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Otvoriť"
@@ -322,7 +322,7 @@ msgstr "&Otvoriť"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Zavrieť"
 
@@ -330,30 +330,30 @@ msgstr "&Zavrieť"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Uložiť"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Uložiť &ako..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Export"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekula"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafický..."
@@ -362,92 +362,92 @@ msgstr "&Grafický..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Ukončiť"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Upraviť"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Pohľad"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Nastaviť farbu &pozadia..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Rozšírenia"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Pomocník"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Prajete si uložiť zmeny vykonané v dokumente?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Vaše zmeny sa stratia ak ich neuložíte"
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Súbor: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Nedá sa uložiť súbor %1."
diff --git a/i18n/sl.po b/i18n/sl.po
index b8b6a4e9..5190d5ff 100644
--- a/i18n/sl.po
+++ b/i18n/sl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:25+0000\n"
 "Last-Translator: Matej Urbančič <mateju@svn.gnome.org>\n"
 "Language-Team: Slovenian <sl@li.org>\n"
@@ -66,111 +66,111 @@ msgstr "&Datoteka"
 msgid "Tools"
 msgstr "Orodja"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "neimenovano"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Ni mogoče shraniti datoteke %1."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Ni mogoče shraniti datoteke %1."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Datoteka: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Odpri datoteko"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Datoteka: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Ni mogoče shraniti datoteke %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Splošni zapis slike"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Vse datoteke"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Izvod bitne grafike"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Ni mogoče shraniti datoteke %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Izvozi"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Uvozi datoteko zapisa molekule"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Razveljavi"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Razveljavi"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Ponovno uveljavi"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Ponovno uveljavi"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Nastavitve"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Posnemi preizkus ..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Predvajaj preizkus ..."
@@ -307,13 +307,13 @@ msgstr "Predvajaj preizkus ..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Novo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Odpri"
@@ -322,7 +322,7 @@ msgstr "&Odpri"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Zapri"
 
@@ -330,30 +330,30 @@ msgstr "&Zapri"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Shrani"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Shrani &kot ..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Izvozi"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekula"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafika ..."
@@ -362,92 +362,92 @@ msgstr "&Grafika ..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Končaj"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Uredi"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Pogled"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Nastavi barvo &ozadja ..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projekcija"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspektiva"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Pravokotno"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Pripone"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "Pomo&č"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Ali želite shraniti spremembe v dokument?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "V kolikor sprememb ne shranite, bodo izgubljene."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Datoteka: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Ni mogoče shraniti datoteke %1."
diff --git a/i18n/sq.po b/i18n/sq.po
index ece0aa11..362201b3 100644
--- a/i18n/sq.po
+++ b/i18n/sq.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:25+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Albanian <sq@li.org>\n"
@@ -66,110 +66,110 @@ msgstr "&Skedari"
 msgid "Tools"
 msgstr "Mjetet"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "skedar pa emër"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekula"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Skedari: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Hape Skedarin"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Skedari: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -177,11 +177,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -189,50 +189,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Të gjithë skedarët"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -240,24 +240,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Eksporto"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Pri Molekulën"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -265,38 +265,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Zhbëj"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Zhbëj"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Ribëj"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Ribëj"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Rregullimet"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -304,13 +304,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&I Ri"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Hape"
@@ -319,7 +319,7 @@ msgstr "&Hape"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Mbylle"
 
@@ -327,30 +327,30 @@ msgstr "&Mbylle"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Ruaje"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Ruaji &Si..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Eksporto"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekula"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafikët..."
@@ -359,92 +359,92 @@ msgstr "&Grafikët..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Mbylle"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Modifiko"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Shfaq"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Shtojcat"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ndihmë"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Ndryshimet tuaja do të humbasin nëse nuk i ruani."
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 #, fuzzy
 msgid "Your changes will be lost if you don't save them."
 msgstr "Ndryshimet tuaja do të humbasin nëse nuk i ruani."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Skedari: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/sr.po b/i18n/sr.po
index e35a4b18..a4017d6e 100644
--- a/i18n/sr.po
+++ b/i18n/sr.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-08-20 01:04+0000\n"
 "Last-Translator: Nikola Matić <nikolamatic225@gmail.com>\n"
 "Language-Team: Serbian <https://hosted.weblate.org/projects/avogadro/"
@@ -69,73 +69,73 @@ msgstr "&Datoteka"
 msgid "Tools"
 msgstr "Алатка"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Bez naslova"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 – Авогадро %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Обележивачки језик хемије"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Хемијски ЈСОН"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Отворите датотеку хемије"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Не могу да отворим датотеку"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Не могу да отворим достављену датотеку „%1“"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Отвори молекул"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Грешка датотеке"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Изабери читача датотеке"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Отвори датотеку"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -144,16 +144,16 @@ msgstr ""
 "Отварам датотеку „%1“\n"
 "са „%2“"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Молекул је учитан (%1 атома, %2 везе)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Грешка датотеке"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -162,18 +162,18 @@ msgstr ""
 "Грешка приликом читања датотеке „%1“:\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Ne mogu da sačuvam datoteku „%1“."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 #, fuzzy
 msgid "Error saving file"
 msgstr "Грешка покретања РПЦ сервера:"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -183,11 +183,11 @@ msgstr ""
 "Грешка приликом читања датотеке „%1“:\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Грешка: Нисам успео да покренем ОпенГЛ контекст"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -198,50 +198,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Непозната грешка"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Alatka za navigaciju"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Општи формати слике"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Све датотеке"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "БМП"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "ПНГ"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "ЈПЕГ"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Izvezi Bitmap Grafiku"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Ne mogu da sačuvam datoteku „%1“."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -253,23 +253,23 @@ msgstr ""
 "\n"
 "Да ли желите да извезете текући формат или да сачувате у стандардном формату?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Извези"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Сачувајте датотеку хемије"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Извези молекул"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -279,38 +279,38 @@ msgstr ""
 "Отварам датотеку „%1“\n"
 "са „%2“"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Опозови %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Опозови"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Понови „%1“"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Понови"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Тестирање"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Забележи тест..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Пусти тест..."
@@ -319,13 +319,13 @@ msgstr "Пусти тест..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Ново"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Отвори"
@@ -334,7 +334,7 @@ msgstr "&Отвори"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Затвори"
 
@@ -342,29 +342,29 @@ msgstr "&Затвори"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Сачувај"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Сачувај &као..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Izvezi"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Молекули"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Графици..."
@@ -373,91 +373,91 @@ msgstr "&Графици..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Изађи"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Нема скорашњих датотека"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Uredi"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Pregled"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Постави боју &позадине..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Пројекција"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Перспектива"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Правописни"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Proširenja"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "По&моћ"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Сви подржани формати (%1);;Све датотеке (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Да ли желите да сачувате измене које сте направили у документу?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Ваше измене ће бити изгубљене ако их не сачувате."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ктрл+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ктрл+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, fuzzy, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Грешка приликом учитавања формата датотеке са иб-ом „%1“."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Изабери читача датотеке"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, fuzzy, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Авогадру је истекло време и не може да отвори „%1“."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Не могу да отворим датотеке"
 
diff --git a/i18n/sv.po b/i18n/sv.po
index 0e56f928..217951e8 100644
--- a/i18n/sv.po
+++ b/i18n/sv.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Swedish <https://hosted.weblate.org/projects/avogadro/"
@@ -68,111 +68,111 @@ msgstr "&Arkiv"
 msgid "Tools"
 msgstr "Verktyg"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "namnlös"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Filen %1 kan inte sparas."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Filen %1 kan inte sparas."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekyl"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "Fil: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "Öppna fil"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "Fil: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Filen %1 kan inte sparas."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Vanliga bildformat"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Alla filer"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Exportera bitmappgrafik"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Filen %1 kan inte sparas."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Exportera"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importera molekylfil"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,39 +270,39 @@ msgstr ""
 "Sparar filen ”%1”\n"
 "med ”%2”"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Ångra"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Ångra"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "Gö&r om"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "Gö&r om"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "Inställningar"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Spela in test..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Spela upp test..."
@@ -311,13 +311,13 @@ msgstr "Spela upp test..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Ny"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Öppna"
@@ -326,7 +326,7 @@ msgstr "&Öppna"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "Stän&g"
 
@@ -334,30 +334,30 @@ msgstr "Stän&g"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Spara"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Spara s&om..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exportera"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekyl"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafik..."
@@ -366,92 +366,92 @@ msgstr "&Grafik..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "A&vsluta"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "R&edigera"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Visa"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Ange &bakgrundsfärg..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projektion"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspektiv"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ortografisk"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "Tillägg"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Hjälp"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Vill du spara ändringarna som du gjort i dokumentet?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Dina ändringar kommer att gå förlorade om du inte sparar dem."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Ett fel uppstod när ”%1” filformatet skulle laddas."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Fil: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro kan inte öppna ”%1”."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Filen %1 kan inte sparas."
diff --git a/i18n/ta.po b/i18n/ta.po
index 2bbc53e2..3ecdc68c 100644
--- a/i18n/ta.po
+++ b/i18n/ta.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:26+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Tamil <ta@li.org>\n"
@@ -63,106 +63,106 @@ msgstr ""
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "மூலக்கூறுவை கத்தரி"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr ""
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -170,11 +170,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -182,50 +182,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -233,24 +233,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "மூலக்கூறுவை கத்தரி"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -258,37 +258,37 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -296,13 +296,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr ""
 
@@ -310,7 +310,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -318,28 +318,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "மூலக்கூறுவை கத்தரி"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -347,88 +347,88 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/te.po b/i18n/te.po
index 62e5bfdd..0d4af8fe 100644
--- a/i18n/te.po
+++ b/i18n/te.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-10 06:26+0000\n"
 "Last-Translator: nrao <nagamalli.s@gmail.com>\n"
 "Language-Team: Telugu <te@li.org>\n"
@@ -66,111 +66,111 @@ msgstr "&ఫైల్"
 msgid "Tools"
 msgstr "పనిముట్లు"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "విశేష నామము లేని"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "అవొగడ్రో"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "జబితా సేవ్ చేయలేను %1."
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "జబితా సేవ్ చేయలేను %1."
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "అణువు"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "దాఖలు: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "దస్త్రాన్ని తెరువు"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "దాఖలు: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "జబితా సేవ్ చేయలేను %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "అన్ని ఫైళ్ళు"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "అవొగడ్రో"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "జబితా సేవ్ చేయలేను %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "ఎగుమతి చెయ్యి"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "దిగుమతి మాలిక్యూల్ ఫైలు"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "(&U) సరిచేయు"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "(&U) సరిచేయు"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "(&R) పునరాచరణ"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "(&R) పునరాచరణ"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "అమరికలు"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "పరిక్ష నమోదు"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "పరిక్ష ప్రదర్శించు"
@@ -307,13 +307,13 @@ msgstr "పరిక్ష ప్రదర్శించు"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "(&N) కొత్తది"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "(&O) తెరువు"
@@ -322,7 +322,7 @@ msgstr "(&O) తెరువు"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "(&C) మూసివేయి"
 
@@ -330,30 +330,30 @@ msgstr "(&C) మూసివేయి"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "(&S) దాచు"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "(&A) ఇలా దాచు..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "ఎగుమతి చెయ్యి"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "అణువు"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -361,91 +361,91 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "(&Q) విరమించు"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "(&E) సరిదిద్దు"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "(&V) చూడు"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "ప్రదర్శన"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "దృష్టికోణం"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "పొడిగింతలు"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&సహాయం"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "జబితాలోని మార్పులను భద్రపర్చమంటారా?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "మీరు చేసిన మార్పులు దాచనిచో పోవును."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "దాఖలు: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "జబితా సేవ్ చేయలేను %1."
diff --git a/i18n/th.po b/i18n/th.po
index 8a69840e..73ef5c8d 100644
--- a/i18n/th.po
+++ b/i18n/th.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2016-06-25 07:57+0000\n"
 "Last-Translator: Rockworld <sumoisrock@gmail.com>\n"
 "Language-Team: Thai <th@li.org>\n"
@@ -63,111 +63,111 @@ msgstr ""
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 #, fuzzy
 msgid "Untitled"
 msgstr "ไม่มีหัวเรื่อง"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 #, fuzzy
 msgid "Cannot open file"
 msgstr "ไม่สามารถบันทึกแฟ้ม %1"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "ไม่สามารถบันทึกแฟ้ม %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "โมเลกุล"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "แฟ้ม: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "เปิดแฟ้ม"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "แฟ้ม: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "ไม่สามารถบันทึกแฟ้ม %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -175,11 +175,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -187,50 +187,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "รูปแบบแฟ้มรูปภาพทั่วไป"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "แฟ้มทั้งหมด"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "ไม่สามารถบันทึกแฟ้ม %1"
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -238,24 +238,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "ตัดโมเลกุล"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -263,38 +263,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "ตั้งค่า"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -302,13 +302,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr ""
 
@@ -316,7 +316,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -324,28 +324,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "โมเลกุล"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -353,90 +353,90 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "คุณต้องการจะบันทึกการเปลี่ยนแปลงไปยังเอกสารหรือไม่?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "การเปลี่ยนแปลงของคุณที่ทำไว้จะสูญหาย ถ้าไม่ได้บันทึก"
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "แฟ้ม: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 #, fuzzy
 msgid "Cannot open files"
 msgstr "ไม่สามารถบันทึกแฟ้ม %1"
diff --git a/i18n/tr.po b/i18n/tr.po
index a3601da8..68a991a1 100644
--- a/i18n/tr.po
+++ b/i18n/tr.po
@@ -11,7 +11,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-10-03 17:37+0000\n"
 "Last-Translator: Oğuz Ersen <oguzersen@protonmail.com>\n"
 "Language-Team: Turkish <https://hosted.weblate.org/projects/avogadro/"
@@ -68,72 +68,72 @@ msgstr "Dosya"
 msgid "Tools"
 msgstr "Araçlar"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "İsimsiz"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Kimyasal Biçimlendirme Dili (Markup Language)"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Kimyasal JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Kimyasal dosyayı aç"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Dosya açılamıyor"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Sağlanan %1 dosyası açılamıyor"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Molekülü aç"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Komutlar"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Girdi Oluşturucuları"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Dosya Biçimleri"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Eklenti Betiğini Kur"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Betik Türü:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Dosya okuyucuyu seç"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Dosya Okuma"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -142,16 +142,16 @@ msgstr ""
 "'%1' dosyası\n"
 "'%2' ile açılıyor"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekül yüklendi (%1 atom, %2 bağ)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Dosya hatası"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -160,17 +160,17 @@ msgstr ""
 "'%1' dosyası okunurken hata:\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "%1 dosyası kaydedildi"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Dosya kaydedilirken hata oluştu"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgstr ""
 "'%1' kaydedilirken hata oluştu:\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Hata: OpenGL içeriği başlatılamadı"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -195,50 +195,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Bilinmeyen hata"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Gezinme aracı"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Genel resim biçimleri"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Tüm Dosyalar"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Dışa Aktar Bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Dosya kaydedilemiyor %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -251,23 +251,23 @@ msgstr ""
 "Mevcut biçime aktarmak mı yoksa standart bir biçimde kaydetmek mi "
 "istiyorsunuz?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Dışa Aktar"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Kimyasal dosyayı kaydedin"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Molekül Dosyasını İçe Aktar"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Dosya Kaydetme Devam Ediyor…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -277,37 +277,37 @@ msgstr ""
 "“%1” dosyası kaydediliyor\n"
 "“%2” ile"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Geri Al %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Geri Al"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Yinele %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Yinele"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Test et"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Testi kaydet…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Testi oynat…"
 
@@ -315,13 +315,13 @@ msgstr "Testi oynat…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "Ye&ni"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Aç…"
 
@@ -329,7 +329,7 @@ msgstr "&Aç…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Kapat"
 
@@ -337,27 +337,27 @@ msgstr "&Kapat"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Kaydet"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "&Farklı Kaydet…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Dışa Aktar"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "&Molekül…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "&Grafikler…"
 
@@ -365,88 +365,88 @@ msgstr "&Grafikler…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Çıkış"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Yeni dosya yok"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Düzenle"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Göster"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Arka Plan Rengini Ayarla…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Projeksiyon"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Perspektif"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "İmla"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Eklentiler"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Yardım"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Desteklenen tüm biçimler (%1) ;; Tüm dosyalar (*) ;;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Değişiklikleri belgeye kaydetmek istiyor musunuz?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Kaydetmezseniz yaptığınız değişiklikler kaybolacak."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "“%1” dosya biçimi yüklenirken hata oluştu."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Dosya biçimi seç"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro “%1”i açamıyor."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Dosyalar açılamıyor"
 
@@ -531,10 +531,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">Lisans: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause\""
-"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\""
-">3 Maddeli BSD</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;"
+"\">Lisans: </span><a href=\"https://opensource.org/licenses/BSD-3-Clause"
+"\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
+"\">3 Maddeli BSD</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -544,8 +544,8 @@ msgid ""
 "span></a></p></body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
-"\" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -555,8 +555,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
@@ -762,58 +762,55 @@ msgstr ""
 ",Launchpad Contributions:,Osman Tosun,Yahuda,aLsanCaK,hknrgl, ,Launchpad "
 "Contributions:,Osman Tosun,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad "
 "Contributions:,Efe Çiftci,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad "
-"Contributions:,Efe Çiftci,Macky,Osman "
-"Tosun,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad Contributions:,Efe "
-"Çiftci,Macky,Osman Tosun,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad "
-"Contributions:,Efe Çiftci,Macky,Osman "
-"Tosun,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad Contributions:,Efe "
-"Çiftci,Macky,Osman Tosun,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad "
-"Contributions:,Efe Çiftci,K. Deniz Ogut,Macky,Osman "
-"Tosun,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad Contributions:"
-",Avogadro Team,Efe Çiftci,K. Deniz Ogut,Macky,Osman "
-"Tosun,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad Contributions:"
-",Avogadro Team,Efe Çiftci,K. Deniz Ogut,Macky,Osman "
-"Tosun,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad Contributions:"
-",Abdurrahman OLĞAÇ,Avogadro Team,Cihan Ersoy,Efe Çiftci,Erkut "
-"Tiryakioglu,Hüseyin Kozan,K. Deniz Ogut,Mustafa Yılmaz,Osman Tosun,Sinan "
-"Özgün,Yahuda,Yildiray Topcu,aLsanCaK,ubuntuki, ,Launchpad Contributions:"
-",Abdurrahman OLĞAÇ,Avogadro Team,Cihan Ersoy,Efe Çiftci,Erkut "
-"Tiryakioglu,Hüseyin Kozan,K. Deniz Ogut,Mustafa Yılmaz,Osman Tosun,Sinan "
-"Özgün,Yahuda,Yildiray Topcu,aLsanCaK,haydar,ubuntuki, ,Launchpad "
-"Contributions:,Abdurrahman OLĞAÇ,Avogadro Team,Cihan Ersoy,Efe Çiftci,Erkut "
-"Tiryakioglu,Geoff Hutchison,Hüseyin Kozan,K. Deniz Ogut,Kudret EMRE,Mustafa "
-"Yılmaz,Osman Tosun,Sinan Özgün,Yahuda,Yildiray Topcu,aLsanCaK,haydar,ubuntuki"
+"Contributions:,Efe Çiftci,Macky,Osman Tosun,Yahuda,aLsanCaK,hknrgl,"
+"huseyinkozan, ,Launchpad Contributions:,Efe Çiftci,Macky,Osman Tosun,Yahuda,"
+"aLsanCaK,hknrgl,huseyinkozan, ,Launchpad Contributions:,Efe Çiftci,Macky,"
+"Osman Tosun,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad Contributions:,"
+"Efe Çiftci,Macky,Osman Tosun,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad "
+"Contributions:,Efe Çiftci,K. Deniz Ogut,Macky,Osman Tosun,Yahuda,aLsanCaK,"
+"hknrgl,huseyinkozan, ,Launchpad Contributions:,Avogadro Team,Efe Çiftci,K. "
+"Deniz Ogut,Macky,Osman Tosun,Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad "
+"Contributions:,Avogadro Team,Efe Çiftci,K. Deniz Ogut,Macky,Osman Tosun,"
+"Yahuda,aLsanCaK,hknrgl,huseyinkozan, ,Launchpad Contributions:,Abdurrahman "
+"OLĞAÇ,Avogadro Team,Cihan Ersoy,Efe Çiftci,Erkut Tiryakioglu,Hüseyin Kozan,"
+"K. Deniz Ogut,Mustafa Yılmaz,Osman Tosun,Sinan Özgün,Yahuda,Yildiray Topcu,"
+"aLsanCaK,ubuntuki, ,Launchpad Contributions:,Abdurrahman OLĞAÇ,Avogadro Team,"
+"Cihan Ersoy,Efe Çiftci,Erkut Tiryakioglu,Hüseyin Kozan,K. Deniz Ogut,Mustafa "
+"Yılmaz,Osman Tosun,Sinan Özgün,Yahuda,Yildiray Topcu,aLsanCaK,haydar,"
+"ubuntuki, ,Launchpad Contributions:,Abdurrahman OLĞAÇ,Avogadro Team,Cihan "
+"Ersoy,Efe Çiftci,Erkut Tiryakioglu,Geoff Hutchison,Hüseyin Kozan,K. Deniz "
+"Ogut,Kudret EMRE,Mustafa Yılmaz,Osman Tosun,Sinan Özgün,Yahuda,Yildiray "
+"Topcu,aLsanCaK,haydar,ubuntuki"
 
 msgctxt "EMAIL OF TRANSLATORS"
 msgid "Your emails"
 msgstr ""
-",,rainman.neu@gmail.com,,,hknrgl@gmail.com,,,rainman.neu@gmail."
-"com,,,hknrgl@gmail.com,huseyinkozan@gmail.com,,,efeciftci@gmail."
-"com,,,hknrgl@gmail.com,huseyinkozan@gmail.com,,,efe.ciftci@linux.org."
-"tr,carl_friedrich_gauss_77@hotmail.com,rainman.neu@gmail.com,,,hknrgl@gmail."
-"com,huseyinkozan@gmail.com,,,efe.ciftci@linux.org."
-"tr,carl_friedrich_gauss_77@hotmail.com,rainman.neu@gmail.com,,,hknrgl@gmail."
-"com,huseyinkozan@gmail.com,,,efe.ciftci@linux.org."
-"tr,carl_friedrich_gauss_77@hotmail.com,rainman.neu@gmail.com,,,hknrgl@gmail."
-"com,huseyinkozan@gmail.com,,,efe.ciftci@linux.org."
-"tr,carl_friedrich_gauss_77@hotmail.com,rainman.neu@gmail.com,,,hknrgl@gmail."
-"com,huseyinkozan@gmail.com,,,efe.ciftci@linux.org."
-"tr,,carl_friedrich_gauss_77@hotmail.com,rainman.neu@gmail.com,,,hknrgl@gmail."
-"com,huseyinkozan@gmail.com,,,avogadro-devel@lists.sourceforge.net,efe."
+",,rainman.neu@gmail.com,,,hknrgl@gmail.com,,,rainman.neu@gmail.com,,,"
+"hknrgl@gmail.com,huseyinkozan@gmail.com,,,efeciftci@gmail.com,,,hknrgl@gmail."
+"com,huseyinkozan@gmail.com,,,efe.ciftci@linux.org.tr,"
+"carl_friedrich_gauss_77@hotmail.com,rainman.neu@gmail.com,,,hknrgl@gmail.com,"
+"huseyinkozan@gmail.com,,,efe.ciftci@linux.org.tr,"
+"carl_friedrich_gauss_77@hotmail.com,rainman.neu@gmail.com,,,hknrgl@gmail.com,"
+"huseyinkozan@gmail.com,,,efe.ciftci@linux.org.tr,"
+"carl_friedrich_gauss_77@hotmail.com,rainman.neu@gmail.com,,,hknrgl@gmail.com,"
+"huseyinkozan@gmail.com,,,efe.ciftci@linux.org.tr,"
+"carl_friedrich_gauss_77@hotmail.com,rainman.neu@gmail.com,,,hknrgl@gmail.com,"
+"huseyinkozan@gmail.com,,,efe.ciftci@linux.org.tr,,"
+"carl_friedrich_gauss_77@hotmail.com,rainman.neu@gmail.com,,,hknrgl@gmail.com,"
+"huseyinkozan@gmail.com,,,avogadro-devel@lists.sourceforge.net,efe."
 "ciftci@linux.org.tr,,carl_friedrich_gauss_77@hotmail.com,rainman.neu@gmail."
 "com,,,hknrgl@gmail.com,huseyinkozan@gmail.com,,,avogadro-devel@lists."
-"sourceforge.net,efe.ciftci@linux.org.tr,,carl_friedrich_gauss_77@hotmail."
-"com,rainman.neu@gmail.com,,,hknrgl@gmail.com,huseyinkozan@gmail."
-"com,,,abdurrahmanolgac@bireczaci.com,avogadro-devel@lists.sourceforge."
-"net,,efe.ciftci@linux.org.tr,,posta@huseyinkozan.com.tr,,apshalasha@gmail."
-"com,rainman.neu@gmail.com,para4360@gmail.com,,ytopcu@gmail."
-"com,,,,,abdurrahmanolgac@bireczaci.com,avogadro-devel@lists.sourceforge."
-"net,,efe.ciftci@linux.org.tr,,,,apshalasha@gmail.com,rainman.neu@gmail."
-"com,para4360@gmail.com,,ytopcu@gmail.com,,hhaydarakdag@gmail."
-"com,,,,abdurrahmanolgac@bireczaci.com,avogadro-devel@lists.sourceforge."
-"net,,efe.ciftci@linux.org.tr,,,,,kudretemre@hotmail.com,apshalasha@gmail."
-"com,rainman.neu@gmail.com,para4360@gmail.com,,ytopcu@gmail."
-"com,,hhaydarakdag@gmail.com,"
+"sourceforge.net,efe.ciftci@linux.org.tr,,carl_friedrich_gauss_77@hotmail.com,"
+"rainman.neu@gmail.com,,,hknrgl@gmail.com,huseyinkozan@gmail.com,,,"
+"abdurrahmanolgac@bireczaci.com,avogadro-devel@lists.sourceforge.net,,efe."
+"ciftci@linux.org.tr,,posta@huseyinkozan.com.tr,,apshalasha@gmail.com,rainman."
+"neu@gmail.com,para4360@gmail.com,,ytopcu@gmail.com,,,,,"
+"abdurrahmanolgac@bireczaci.com,avogadro-devel@lists.sourceforge.net,,efe."
+"ciftci@linux.org.tr,,,,apshalasha@gmail.com,rainman.neu@gmail.com,"
+"para4360@gmail.com,,ytopcu@gmail.com,,hhaydarakdag@gmail.com,,,,"
+"abdurrahmanolgac@bireczaci.com,avogadro-devel@lists.sourceforge.net,,efe."
+"ciftci@linux.org.tr,,,,,kudretemre@hotmail.com,apshalasha@gmail.com,rainman."
+"neu@gmail.com,para4360@gmail.com,,ytopcu@gmail.com,,hhaydarakdag@gmail.com,"
 
 #~ msgid "Set background color…"
 #~ msgstr "Arka plan rengini ayarla…"
diff --git a/i18n/ug.po b/i18n/ug.po
index 2d50eb12..7ada1194 100644
--- a/i18n/ug.po
+++ b/i18n/ug.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-10-14 18:32+0000\n"
 "Last-Translator: ejatjon amar <3395087980@qq.com>\n"
 "Language-Team: Uyghur <https://hosted.weblate.org/projects/avogadro/"
@@ -65,109 +65,109 @@ msgstr "ھۆججەت"
 msgid "Tools"
 msgstr "قوراللار"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "ماۋزۇسىز"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 #, fuzzy
 msgid "Open Molecule"
 msgstr "مولېكۇلا"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "ھۆججەت: "
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 #, fuzzy
 msgid "Reading File"
 msgstr "ھۆججەت ئاچ"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 #, fuzzy
 msgid "File error"
 msgstr "ھۆججەت: "
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -175,11 +175,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -187,50 +187,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "ھەممە ھۆججەتلەر"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -238,24 +238,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "چىقار"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 #, fuzzy
 msgid "Export Molecule"
 msgstr "مولېكۇلا"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -263,38 +263,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "يېنىۋال(&U)"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "يېنىۋال(&U)"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "قايتىلا(&R)"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "قايتىلا(&R)"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 #, fuzzy
 msgid "&Testing"
 msgstr "تەڭشەكلەر"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr ""
 
@@ -302,13 +302,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "يېڭى(&N)"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "ئاچ(&O)"
@@ -317,7 +317,7 @@ msgstr "ئاچ(&O)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "ياپ(&C)"
 
@@ -325,30 +325,30 @@ msgstr "ياپ(&C)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "ساقلا(&S)"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "باشقا ئاتتا ساقلا(&A)…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 #, fuzzy
 msgid "&Export"
 msgstr "چىقار"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "مولېكۇلا"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr ""
 
@@ -356,94 +356,94 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "چېكىن(&Q)"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "تەھرىر(&E)"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "كۆرۈنۈش(&V)"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "تەگلىك رەڭگىنى بەلگىلەش(&B)…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 #, fuzzy
 msgid "&Extensions"
 msgstr "كېڭەيتمىلەر"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "ياردەم(&H)"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "ئەگەر ساقلىمىسىڭىز ئۆزگەرتكەنلىرىڭىزنىڭ ھەممىسى يوقايدۇ."
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 #, fuzzy
 msgid "Your changes will be lost if you don't save them."
 msgstr "ئەگەر ساقلىمىسىڭىز ئۆزگەرتكەنلىرىڭىزنىڭ ھەممىسى يوقايدۇ."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 #, fuzzy
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+O"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "ھۆججەت: "
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/uk.po b/i18n/uk.po
index 137617bd..f05ca474 100644
--- a/i18n/uk.po
+++ b/i18n/uk.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-11-13 17:53+0000\n"
 "Last-Translator: Tymofii Lytvynenko <till.svit@gmail.com>\n"
 "Language-Team: Ukrainian <https://hosted.weblate.org/projects/avogadro/"
@@ -66,72 +66,72 @@ msgstr "Файл"
 msgid "Tools"
 msgstr "Засоби"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Без назви"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Авоґадро %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Мова хімічної розмітки"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "Хімічний JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Відкрити хімічний файл"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Не вдається відкрити файл"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Не вдається відкрити наданий файл %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Відкрита молекула"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Команди"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Генератори вхідних даних"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Формат файлу:"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Установити скрипт плагіна"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Тип скрипта:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Оберіть читач файлу"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Читання файлу"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -140,16 +140,16 @@ msgstr ""
 "Відкриття файлу '%1'\n"
 "з '%2'"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Молекула завантажила (%1 атомів, %2 зв'язків)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Помилка файлу"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -158,18 +158,18 @@ msgstr ""
 "Помилка під час читання файлу '%1':\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Не вдалося зберегти файл %1."
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 #, fuzzy
 msgid "Error saving file"
 msgstr "Помилка запуску сервера RPC:"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -179,11 +179,11 @@ msgstr ""
 "Помилка під час читання файлу '%1':\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Помилка: Не вдалося ініціалізувати контекст OpenGL"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -194,50 +194,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Невідома помилка"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Знаряддя навігації"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Поширені формати зображень"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Усі файли"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Експорт до растрового зображення"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Не вдалося зберегти файл %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -250,23 +250,23 @@ msgstr ""
 "Ви хочете експортувати до поточного формату або зберегти в усталеному "
 "форматі?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Експортувати"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Зберегти хімічний файл"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Експорт молекули"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -276,38 +276,38 @@ msgstr ""
 "Відкриття файлу '%1'\n"
 "з '%2'"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Повернути %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Вернути"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Повторити %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Повторити"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&Тестування"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "Записати тест…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "Відтворити тест…"
@@ -316,13 +316,13 @@ msgstr "Відтворити тест…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "&Створити"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "Відкрити"
@@ -331,7 +331,7 @@ msgstr "Відкрити"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "За&крити"
 
@@ -339,29 +339,29 @@ msgstr "За&крити"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Зберегти"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "З&берегти як..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Експорт"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Молекули"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Графіка…"
@@ -370,91 +370,91 @@ msgstr "&Графіка…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "Ви&йти"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Немає останніх файлів"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "З&міни"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "П&ерегляд"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Встановити колір &тла..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Проєкція"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Перспектива"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Ортографічна"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&Розширення"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "Довідка"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Усі підтримувані формати (%1);;Усі файли (*);;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Бажаєте зберегти внесені Вами у документ зміни?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Внесені вами зміни буде втрачено, якщо ви не збережете їх."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, fuzzy, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Помилка під час завантаження FileFormat з ідентифікатором '%1'."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "Оберіть читач файлу"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, fuzzy, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Час очікування Avogadro закінчився і не може відкрити \"%1\"."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Не вдається відкрити файли"
 
diff --git a/i18n/vi.po b/i18n/vi.po
index 2027c81a..3c4a5f7a 100644
--- a/i18n/vi.po
+++ b/i18n/vi.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2022-03-14 06:58+0000\n"
 "Last-Translator: Tsuki <danghoangtuan526@gmail.com>\n"
 "Language-Team: Vietnamese <https://hosted.weblate.org/projects/avogadro/"
@@ -66,72 +66,72 @@ msgstr "Tập tin"
 msgid "Tools"
 msgstr "Công cụ"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "Chưa đặt tên"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1 %2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "Ngôn ngữ đánh dấu hóa học"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "JSON hóa học"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "Mở tệp hóa chất"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "Không thể mở tệp"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Không thể mở tệp được cung cấp %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "Mở phân tử"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "Lệnh"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "Máy phát điện đầu vào"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "Định dạng tệp"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "Cài đặt tập lệnh plugin"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "Loại tập lệnh:"
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "Chọn trình đọc tệp"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "Đọc tệp"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -140,16 +140,16 @@ msgstr ""
 "Đang mở tệp '%1'\n"
 "với '%2'"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Phân tử được nạp (%1 nguyên tử, %2 liên kết)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "Lỗi tập tin"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -158,17 +158,17 @@ msgstr ""
 "Lỗi khi đọc tệp '%1':\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Đã lưu tệp %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "Lỗi khi lưu tệp"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgstr ""
 "Lỗi khi lưu '%1':\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Lỗi: Không thể khởi chạy ngữ cảnh OpenGL"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -193,50 +193,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "Lỗi không xác định"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "Công cụ điều hướng"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "Các dạng hình ảnh chung"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "Tất cả các tập tin"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "Xuất đồ họa điểm ảnh"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Không thể lưu tập tin %1."
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -248,23 +248,23 @@ msgstr ""
 "\n"
 "Bạn muốn xuất sang định dạng hiện tại hay lưu ở định dạng chuẩn?"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "Xuất ra"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "Lưu tệp hóa chất"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "Xuất phân tử"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "Đang lưu tệp…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -274,37 +274,37 @@ msgstr ""
 "Đang lưu tệp “%1”\n"
 "với “%2”"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "& Hoàn tác %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "&Hoàn lại"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "& Làm lại %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "&Làm lại"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "& Thử nghiệm"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "Ghi lại bài kiểm tra…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "Bắt đầu bài kiểm tra…"
 
@@ -312,13 +312,13 @@ msgstr "Bắt đầu bài kiểm tra…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "Tạo &Mới"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "&Mở…"
 
@@ -326,7 +326,7 @@ msgstr "&Mở…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "Đón&g"
 
@@ -334,27 +334,27 @@ msgstr "Đón&g"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Lưu"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "Lưu thành…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&Xuất ra"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "& Phân tử…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "& Đồ họa…"
 
@@ -362,88 +362,88 @@ msgstr "& Đồ họa…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Thoát"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "Không có tệp nào gần đây"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Sửa"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Xem"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "Đặt màu nền…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "Phép chiếu"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "Phối cảnh"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "Phép chiếu trực giao"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "Tiện ích mở rộng"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Trợ giúp"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Tất cả các định dạng được hỗ trợ (%1) ;; Tất cả các tệp (*) ;;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "Bạn có muốn lưu các thay đổi vào tài liệu không?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "Các thay đổi của bạn sẽ bị mất nếu bạn không lưu lại."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Lỗi khi tải định dạng tệp “%1”."
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "Chọn định dạng tệp"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro không thể mở “%1”."
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "Không thể mở tệp"
 
@@ -551,9 +551,9 @@ msgid ""
 "text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
 "body></html>"
 msgstr ""
-"<html> <head/> <body> <p> <a href=\"https://www.kitware.com\"> <span style=\""
-" text-decoration: underline; color:#0000ff;\"> www.kitware.com </span> </a> "
-"</p> </body> </html>"
+"<html> <head/> <body> <p> <a href=\"https://www.kitware.com\"> <span style="
+"\" text-decoration: underline; color:#0000ff;\"> www.kitware.com </span> </"
+"a> </p> </body> </html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
diff --git a/i18n/zh_CN.po b/i18n/zh_CN.po
index 69a0abd9..fa3b30f1 100644
--- a/i18n/zh_CN.po
+++ b/i18n/zh_CN.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2021-12-07 16:50+0000\n"
 "Last-Translator: 刘韬 <lyuutau@outlook.com>\n"
 "Language-Team: Chinese (Simplified) <https://hosted.weblate.org/projects/"
@@ -65,72 +65,72 @@ msgstr "文件"
 msgid "Tools"
 msgstr "工具"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "无标题"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr "化学标记语言"
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr "化学 JSON"
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr "打开化学文件"
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "无法打开文件"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "无法打开提供的文件 %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "打开分子"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr "命令"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr "输入生成器"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "File Formats"
 msgstr "文件格式"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr "安装插件脚本"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr "脚本类型："
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "选择文件阅读器"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "读取文件"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -139,16 +139,16 @@ msgstr ""
 "打开文件“ %1”\n"
 "使用“ %2”"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "分子已加载 （%1 个原子， %2 个键）"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "文件错误"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -157,17 +157,17 @@ msgstr ""
 "读取文件“ %1”时出错：\n"
 "%2"
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "保存的文件 %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr "保存文件时出错"
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -177,11 +177,11 @@ msgstr ""
 "保存“%1”时出错：\n"
 "%2"
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "错误：初始化 OpenGL 上下文失败"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "未知错误"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "导航工具"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "常见的图像格式"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "所有文件"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "导出位图图形"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "无法保存文件 %1。"
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -246,23 +246,23 @@ msgstr ""
 "\n"
 "你要导出为当前格式，还是以标准格式保存？"
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "导出"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr "保存化学文件"
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "导出分子"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr "正在保存文件…"
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -272,37 +272,37 @@ msgstr ""
 "打开文件“ %1”\n"
 "使用“ %2”"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "撤销(&U) %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "撤销(&U)"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "重做(&R) %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "重做(&R)"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "测试(&T)"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 msgid "Record test…"
 msgstr "录制测试…"
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 msgid "Play test…"
 msgstr "播放测试…"
 
@@ -310,13 +310,13 @@ msgstr "播放测试…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "新建(&N)"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 msgid "&Open…"
 msgstr "打开(&O)…"
 
@@ -324,7 +324,7 @@ msgstr "打开(&O)…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "关闭(&C)"
 
@@ -332,27 +332,27 @@ msgstr "关闭(&C)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "保存(&S)"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 msgid "Save &As…"
 msgstr "另存为(&A)…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "导出(&E)"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 msgid "&Molecule…"
 msgstr "分子(&M)…"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 msgid "&Graphics…"
 msgstr "图形(&G)…"
 
@@ -360,88 +360,88 @@ msgstr "图形(&G)…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "退出(&Q)"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "无最近文件"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "编辑(&E)"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "视图(&V)"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 msgid "Set Background Color…"
 msgstr "设置背景颜色…"
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "投影方法"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "透视"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "正交"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "扩展(&E)"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "帮助(&H)"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "所有受支持的格式（%1）;;所有文件（*）;;"
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 msgid "Do you want to save the changes to the document?"
 msgstr "是否要保存对文档的更改？"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "如果不保存，您的更改将丢失。"
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, fuzzy, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "加载 ID 为 %1 的 FileFormat 时出错。"
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 msgid "Select file format"
 msgstr "选择文件格式"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro 无法打开“%1”。"
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "无法打开文件"
 
@@ -526,10 +526,10 @@ msgid ""
 "\"><span style=\" font-size:10pt; text-decoration: underline; color:#0000ff;"
 "\">BSD 3-Clause</span></a></p></body></html>"
 msgstr ""
-"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\""
-">许可证：</span><a href=\"https://opensource.org/licenses/BSD-3-Clause\"><span "
-"style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\">BSD "
-"3-Clause</span></a></p></body></html>"
+"<html><head/><body><p><span style=\" font-size:10pt; font-weight:600;\">许可"
+"证：</span><a href=\"https://opensource.org/licenses/BSD-3-Clause\"><span "
+"style=\" font-size:10pt; text-decoration: underline; color:#0000ff;\">BSD 3-"
+"Clause</span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:264
 #. i18n: ectx: property (text), widget (QLabel, label_2)
@@ -539,8 +539,8 @@ msgid ""
 "span></a></p></body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.openchemistry.org\"><span style="
-"\" text-decoration: underline; color:#0000ff;\">www.openchemistry."
-"org</span></a></p></body></html>"
+"\" text-decoration: underline; color:#0000ff;\">www.openchemistry.org</"
+"span></a></p></body></html>"
 
 #. i18n: file: aboutdialog.ui:293
 #. i18n: ectx: property (text), widget (QLabel, label_3)
@@ -550,8 +550,8 @@ msgid ""
 "body></html>"
 msgstr ""
 "<html><head/><body><p><a href=\"https://www.kitware.com\"><span style=\" "
-"text-decoration: underline; color:#0000ff;\">www.kitware."
-"com</span></a></p></body></html>"
+"text-decoration: underline; color:#0000ff;\">www.kitware.com</span></a></p></"
+"body></html>"
 
 #. i18n: file: aboutdialog.ui:320
 #. i18n: ectx: property (text), widget (QPushButton, OK)
diff --git a/i18n/zh_TW.po b/i18n/zh_TW.po
index 07103704..c64220d9 100644
--- a/i18n/zh_TW.po
+++ b/i18n/zh_TW.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2021-09-19 02:08+0000\n"
+"POT-Creation-Date: 2022-03-20 02:22+0000\n"
 "PO-Revision-Date: 2022-01-27 21:56+0000\n"
 "Last-Translator: 謝宗儒 <zongruxie4@gmail.com>\n"
 "Language-Team: Chinese (Traditional) <https://hosted.weblate.org/projects/"
@@ -68,73 +68,73 @@ msgstr "檔案"
 msgid "Tools"
 msgstr "工具"
 
-#: mainwindow.cpp:612
+#: mainwindow.cpp:629
 msgid "Untitled"
 msgstr "未命名"
 
-#: mainwindow.cpp:617
+#: mainwindow.cpp:634
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:673 mainwindow.cpp:1311
+#: mainwindow.cpp:690 mainwindow.cpp:1328
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:674 mainwindow.cpp:1310
+#: mainwindow.cpp:691 mainwindow.cpp:1327
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:680
+#: mainwindow.cpp:697
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:698 mainwindow.cpp:722 mainwindow.cpp:1218
-#: mainwindow.cpp:2038
+#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
+#: mainwindow.cpp:2055
 msgid "Cannot open file"
 msgstr "無法開啟檔案"
 
-#: mainwindow.cpp:699 mainwindow.cpp:723 mainwindow.cpp:1219
+#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "無法開啟提供的檔案 %1"
 
-#: mainwindow.cpp:712
+#: mainwindow.cpp:729
 msgid "Open Molecule"
 msgstr "開啟分子"
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:736
+#: mainwindow.cpp:753
 #, fuzzy
 msgid "File Formats"
 msgstr "檔案錯誤"
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:740
+#: mainwindow.cpp:757
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:788 mainwindow.cpp:1214
+#: mainwindow.cpp:805 mainwindow.cpp:1231
 msgid "Select file reader"
 msgstr "選擇檔案閱讀器"
 
-#: mainwindow.cpp:817
+#: mainwindow.cpp:834
 msgid "Reading File"
 msgstr "讀取檔案"
 
-#: mainwindow.cpp:819
+#: mainwindow.cpp:836
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -143,33 +143,33 @@ msgstr ""
 "開啟檔案 '%1'\n"
 "使用 '%2'"
 
-#: mainwindow.cpp:850
+#: mainwindow.cpp:867
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "分子已載入(%1 個原子, %2 個鍵結)"
 
-#: mainwindow.cpp:855
+#: mainwindow.cpp:872
 msgid "File error"
 msgstr "檔案錯誤"
 
-#: mainwindow.cpp:856
+#: mainwindow.cpp:873
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:883
+#: mainwindow.cpp:900
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "無法存檔 %1"
 
-#: mainwindow.cpp:891
+#: mainwindow.cpp:908
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:892
+#: mainwindow.cpp:909
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -177,11 +177,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:931
+#: mainwindow.cpp:948
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "錯誤: 初始化 OpenGL 景況失敗"
 
-#: mainwindow.cpp:932
+#: mainwindow.cpp:949
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:933
+#: mainwindow.cpp:950
 msgid "Unknown error"
 msgstr "未知錯誤"
 
-#: mainwindow.cpp:1059 mainwindow.cpp:1060
+#: mainwindow.cpp:1076 mainwindow.cpp:1077
 msgid "Navigate tool"
 msgstr "導覽工具"
 
-#: mainwindow.cpp:1136
+#: mainwindow.cpp:1153
 msgid "Common image formats"
 msgstr "常見的影像檔案格式"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "All files"
 msgstr "所有檔案"
 
-#: mainwindow.cpp:1138
+#: mainwindow.cpp:1155
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1139
+#: mainwindow.cpp:1156
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1148
+#: mainwindow.cpp:1165
 msgid "Export Bitmap Graphics"
 msgstr "匯出點陣圖"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1187 mainwindow.cpp:1284 mainwindow.cpp:1935:33
+#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
 msgid "Avogadro"
 msgstr "Avogadro 亞佛加厥"
 
-#: mainwindow.cpp:1188
+#: mainwindow.cpp:1205
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "無法存檔 %1"
 
-#: mainwindow.cpp:1285
+#: mainwindow.cpp:1302
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,23 +243,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1292
+#: mainwindow.cpp:1309
 msgid "Export"
 msgstr "匯出"
 
-#: mainwindow.cpp:1317
+#: mainwindow.cpp:1334
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1345
+#: mainwindow.cpp:1362
 msgid "Export Molecule"
 msgstr "匯出分子檔案"
 
-#: mainwindow.cpp:1397
+#: mainwindow.cpp:1414
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1399
+#: mainwindow.cpp:1416
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -269,38 +269,38 @@ msgstr ""
 "開啟檔案 '%1'\n"
 "使用 '%2'"
 
-#: mainwindow.cpp:1511
+#: mainwindow.cpp:1528
 #, qt-format
 msgid "&Undo %1"
 msgstr "&復原 %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1514 mainwindow.cpp:1741:117
+#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
 msgid "&Undo"
 msgstr "復原"
 
-#: mainwindow.cpp:1519
+#: mainwindow.cpp:1536
 #, qt-format
 msgid "&Redo %1"
 msgstr "&取消復原 %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1522 mainwindow.cpp:1746:123
+#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
 msgid "&Redo"
 msgstr "取消復原"
 
-#: mainwindow.cpp:1622
+#: mainwindow.cpp:1639
 msgid "&Testing"
 msgstr "&測試"
 
-#: mainwindow.cpp:1624
+#: mainwindow.cpp:1641
 #, fuzzy
 msgid "Record test…"
 msgstr "錄影測試..."
 
-#: mainwindow.cpp:1627
+#: mainwindow.cpp:1644
 #, fuzzy
 msgid "Play test…"
 msgstr "播放測試..."
@@ -309,13 +309,13 @@ msgstr "播放測試..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1643:75 rc.cpp:81
+#: mainwindow.cpp:1660:75 rc.cpp:81
 msgid "&New"
 msgstr "新增..."
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1652:51
+#: mainwindow.cpp:1669:51
 #, fuzzy
 msgid "&Open…"
 msgstr "開啟"
@@ -324,7 +324,7 @@ msgstr "開啟"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1661:84 rc.cpp:90
+#: mainwindow.cpp:1678:84 rc.cpp:90
 msgid "&Close"
 msgstr "關閉"
 
@@ -332,29 +332,29 @@ msgstr "關閉"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1675:93 rc.cpp:99
+#: mainwindow.cpp:1692:93 rc.cpp:99
 msgid "&Save"
 msgstr "儲存"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1684:102
+#: mainwindow.cpp:1701:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "另存新檔..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1695:195
+#: mainwindow.cpp:1712:195
 msgid "&Export"
 msgstr "&匯出"
 
-#: mainwindow.cpp:1696
+#: mainwindow.cpp:1713
 #, fuzzy
 msgid "&Molecule…"
 msgstr "分子"
 
-#: mainwindow.cpp:1704
+#: mainwindow.cpp:1721
 #, fuzzy
 msgid "&Graphics…"
 msgstr "圖形..."
@@ -363,91 +363,91 @@ msgstr "圖形..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:60 rc.cpp:66
+#: mainwindow.cpp:1729:60 rc.cpp:66
 msgid "&Quit"
 msgstr "離開"
 
-#: mainwindow.cpp:1734
+#: mainwindow.cpp:1751
 msgid "No recent files"
 msgstr "無最近檔案"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1740 menubuilder.cpp:76:45
+#: mainwindow.cpp:1757 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "編輯"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1760 menubuilder.cpp:76:42
+#: mainwindow.cpp:1777 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "檢視"
 
-#: mainwindow.cpp:1761
+#: mainwindow.cpp:1778
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "設定背景顏色..."
 
-#: mainwindow.cpp:1769
+#: mainwindow.cpp:1786
 msgid "Projection"
 msgstr "投影"
 
-#: mainwindow.cpp:1770
+#: mainwindow.cpp:1787
 msgid "Perspective"
 msgstr "透視"
 
-#: mainwindow.cpp:1777
+#: mainwindow.cpp:1794
 msgid "Orthographic"
 msgstr "正投影"
 
-#: mainwindow.cpp:1796
+#: mainwindow.cpp:1813
 msgid "&Extensions"
 msgstr "&延伸功能"
 
-#: mainwindow.cpp:1803 menubuilder.cpp:80
+#: mainwindow.cpp:1820 menubuilder.cpp:80
 msgid "&Help"
 msgstr "說明"
 
-#: mainwindow.cpp:1920
+#: mainwindow.cpp:1937
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1936
+#: mainwindow.cpp:1953
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "您希望儲存在此文件所做的變更嗎?"
 
-#: mainwindow.cpp:1944
+#: mainwindow.cpp:1961
 msgid "Your changes will be lost if you don't save them."
 msgstr "如不儲存, 您將失去所作得變更."
 
-#: mainwindow.cpp:1952
+#: mainwindow.cpp:1969
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1954
+#: mainwindow.cpp:1971
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2018
+#: mainwindow.cpp:2035
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2034
+#: mainwindow.cpp:2051
 #, fuzzy
 msgid "Select file format"
 msgstr "選擇檔案閱讀器"
 
-#: mainwindow.cpp:2039 mainwindow.cpp:2050
+#: mainwindow.cpp:2056 mainwindow.cpp:2067
 #, fuzzy, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro 載入超時且無法開啟 '%1' 。"
 
-#: mainwindow.cpp:2049
+#: mainwindow.cpp:2066
 msgid "Cannot open files"
 msgstr "無法開啟檔案"
 

From cd1ada55aa8416474f1a00b5f7711c1ac3d35427 Mon Sep 17 00:00:00 2001
From: Hosted Weblate <hosted@weblate.org>
Date: Mon, 2 May 2022 01:46:28 +0200
Subject: [PATCH 2/8] Update translation files

Updated by "Update PO files to match POT (msgmerge)" hook in Weblate.

Translation: Avogadro/avogadroapp
Translate-URL: https://hosted.weblate.org/projects/avogadro/avogadroapp/
---
 i18n/af.po          | 177 +++++++++++++++++++++++--------------------
 i18n/ar.po          | 179 +++++++++++++++++++++++--------------------
 i18n/bg.po          | 179 +++++++++++++++++++++++--------------------
 i18n/bs.po          | 176 ++++++++++++++++++++++--------------------
 i18n/ca.po          | 179 +++++++++++++++++++++++--------------------
 i18n/ca@valencia.po | 179 +++++++++++++++++++++++--------------------
 i18n/cs.po          | 179 +++++++++++++++++++++++--------------------
 i18n/da.po          | 179 +++++++++++++++++++++++--------------------
 i18n/de.po          | 181 ++++++++++++++++++++++++--------------------
 i18n/el.po          | 179 +++++++++++++++++++++++--------------------
 i18n/en_AU.po       | 181 ++++++++++++++++++++++++--------------------
 i18n/en_CA.po       | 181 ++++++++++++++++++++++++--------------------
 i18n/en_GB.po       | 181 ++++++++++++++++++++++++--------------------
 i18n/eo.po          | 180 +++++++++++++++++++++++--------------------
 i18n/es.po          | 180 +++++++++++++++++++++++--------------------
 i18n/et.po          | 178 +++++++++++++++++++++++--------------------
 i18n/eu.po          | 179 +++++++++++++++++++++++--------------------
 i18n/fa.po          | 176 ++++++++++++++++++++++--------------------
 i18n/fi.po          | 179 +++++++++++++++++++++++--------------------
 i18n/fr.po          | 181 ++++++++++++++++++++++++--------------------
 i18n/fr_CA.po       | 176 ++++++++++++++++++++++--------------------
 i18n/gl.po          | 179 +++++++++++++++++++++++--------------------
 i18n/he.po          | 179 +++++++++++++++++++++++--------------------
 i18n/hi.po          | 176 ++++++++++++++++++++++--------------------
 i18n/hr.po          | 181 ++++++++++++++++++++++++--------------------
 i18n/hu.po          | 181 ++++++++++++++++++++++++--------------------
 i18n/id.po          | 181 ++++++++++++++++++++++++--------------------
 i18n/it.po          | 181 ++++++++++++++++++++++++--------------------
 i18n/ja.po          | 179 +++++++++++++++++++++++--------------------
 i18n/ka.po          | 181 ++++++++++++++++++++++++--------------------
 i18n/kn.po          | 177 +++++++++++++++++++++++--------------------
 i18n/ko.po          | 179 +++++++++++++++++++++++--------------------
 i18n/ms.po          | 179 +++++++++++++++++++++++--------------------
 i18n/nb.po          | 180 +++++++++++++++++++++++--------------------
 i18n/nl.po          | 179 +++++++++++++++++++++++--------------------
 i18n/oc.po          | 179 +++++++++++++++++++++++--------------------
 i18n/pl.po          | 179 +++++++++++++++++++++++--------------------
 i18n/pt.po          | 179 +++++++++++++++++++++++--------------------
 i18n/pt_BR.po       | 179 +++++++++++++++++++++++--------------------
 i18n/ro.po          | 180 +++++++++++++++++++++++--------------------
 i18n/ru.po          | 179 +++++++++++++++++++++++--------------------
 i18n/sa.po          | 176 ++++++++++++++++++++++--------------------
 i18n/sk.po          | 179 +++++++++++++++++++++++--------------------
 i18n/sl.po          | 179 +++++++++++++++++++++++--------------------
 i18n/sq.po          | 179 +++++++++++++++++++++++--------------------
 i18n/sr.po          | 179 +++++++++++++++++++++++--------------------
 i18n/sv.po          | 179 +++++++++++++++++++++++--------------------
 i18n/ta.po          | 176 ++++++++++++++++++++++--------------------
 i18n/te.po          | 178 +++++++++++++++++++++++--------------------
 i18n/th.po          | 176 ++++++++++++++++++++++--------------------
 i18n/tr.po          | 181 ++++++++++++++++++++++++--------------------
 i18n/ug.po          | 178 +++++++++++++++++++++++--------------------
 i18n/uk.po          | 179 +++++++++++++++++++++++--------------------
 i18n/vi.po          | 181 ++++++++++++++++++++++++--------------------
 i18n/zh_CN.po       | 181 ++++++++++++++++++++++++--------------------
 i18n/zh_TW.po       | 179 +++++++++++++++++++++++--------------------
 56 files changed, 5322 insertions(+), 4704 deletions(-)

diff --git a/i18n/af.po b/i18n/af.po
index e9f4c1e5..ec519006 100644
--- a/i18n/af.po
+++ b/i18n/af.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-06-15 21:33+0000\n"
 "Last-Translator: Dillon Schultz <dillonschultz93@gmail.com>\n"
 "Language-Team: Afrikaans <https://hosted.weblate.org/projects/avogadro/"
@@ -33,140 +33,140 @@ msgstr "##101TEST102102**Hello**"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr ""
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr ""
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Snij Molecule"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr ""
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molecule afwis"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Open Bestand"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -174,11 +174,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -186,50 +186,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -237,24 +237,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Snij Molecule"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -262,38 +262,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Bepalings"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -301,13 +301,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr ""
 
@@ -315,7 +315,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -323,28 +323,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Snij Molecule"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -352,90 +352,99 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+#, fuzzy
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+M"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 #, fuzzy
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+M"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 #, fuzzy
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/ar.po b/i18n/ar.po
index 9c28319d..d8a09cea 100644
--- a/i18n/ar.po
+++ b/i18n/ar.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:13+0000\n"
 "Last-Translator: Geoff Hutchison <Unknown>\n"
 "Language-Team: Arabic <ar@li.org>\n"
@@ -30,147 +30,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "أدوات"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "نوع العرض"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "جزيئ"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&ملف"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "أدوات"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "بلا عنوان"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "أفوجادرو"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "لا يمكن حفظ الملف %1."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "لا يمكن حفظ الملف %1."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "جزيئ"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "الملف: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "افتح ملف"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "الملف: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "لا يمكن حفظ الملف %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "تنسيق الصورة العام"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "كافة الملفات"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "تصدير الصورة بصيغة bmp"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "أفوجادرو"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "لا يمكن حفظ الملف %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "صدِّر"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "قص جزيئا"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&تراجع"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&تراجع"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&كرّر"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&كرّر"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "إعدادات"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "تسجيل اختبار..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "تشغيل اختبار..."
@@ -307,13 +307,13 @@ msgstr "تشغيل اختبار..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&جديد"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&افتح"
@@ -322,7 +322,7 @@ msgstr "&افتح"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&أغلق"
 
@@ -330,30 +330,30 @@ msgstr "&أغلق"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&حفظ"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "احفظ &كــ ..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "صدِّر"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "جزيئ"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&الرسومات..."
@@ -362,92 +362,103 @@ msgstr "&الرسومات..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "إ&نهاء"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&تحرير"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&الرسومات..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&اعرض"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "اضبط  &لون الخلفية..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "الإمتدادات"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&مساعدة"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "هل تريد الإحتفاظ بالتغييرات التي قمت بها على المستند؟"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "ستضيع تغييراتك ان لم تحفظها."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "الملف: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "لا يمكن حفظ الملف %1."
diff --git a/i18n/bg.po b/i18n/bg.po
index cc3bc6d7..2409f311 100644
--- a/i18n/bg.po
+++ b/i18n/bg.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2020-12-09 12:29+0000\n"
 "Last-Translator: Apostol Penkov <apostol.penkov@gmail.com>\n"
 "Language-Team: Bulgarian <https://hosted.weblate.org/projects/avogadro/"
@@ -32,109 +32,109 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 #, fuzzy
 msgid "Ready…"
 msgstr "Готово..."
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Инструмент"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Типове дисплеи"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Виж конфигурацията"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Молекула"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Файл"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Инструмент"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Без заглавие"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Авогардо %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Файлът не може да бъде отворен"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Не може да бъде запазен файлът %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Отвори Молекулата"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Грещка във файла"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Изберете четец на файлове"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Файл за четене"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -143,16 +143,16 @@ msgstr ""
 "Отварящ файл „%1“\n"
 "с „%2“"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Грещка във файла"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -161,20 +161,20 @@ msgstr ""
 "Грешка с прочитането на файла '%1':\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Не може да бъде запазен файлът %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 #, fuzzy
 msgid "Error saving file"
 msgstr ""
 "Грешка с прочитането на файла '%1':\n"
 "%2"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -184,11 +184,11 @@ msgstr ""
 "Грешка с прочитането на файла '%1':\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -196,50 +196,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Неизвестна грешка"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Навигация"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Обичайни формати за изображения"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Всички файлове"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Износ на Bitmap Графика"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Авогадро"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Не може да бъде запазен файлът %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -251,23 +251,23 @@ msgstr ""
 "\n"
 "Искате ли да съхраните в текущия формат или да запазите в стандартния?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Изнасяне"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Запази химически файл"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Изнасяне на молекула"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -277,38 +277,38 @@ msgstr ""
 "Отварящ файл „%1“\n"
 "с „%2“"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Отмяна %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Отмяна"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Повторно %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "В&ъзстановяване"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Настройки"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Запиши теста"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Възпроизведи теста"
@@ -317,13 +317,13 @@ msgstr "Възпроизведи теста"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Нов"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Отваряне"
@@ -332,7 +332,7 @@ msgstr "&Отваряне"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Затваряне"
 
@@ -340,30 +340,30 @@ msgstr "&Затваряне"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Запазване"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Запазване &като..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Изнасяне"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Молекула"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Графика..."
@@ -372,92 +372,103 @@ msgstr "&Графика..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Изход"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Редактиране"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Графика..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Изглед"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Задаване на цвят на &фона..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Разширения"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Помощ"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Желаете ли да запазите направените промени в документа?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Вашите промени ще бъдат изгубени, ако не ги запазите."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Изберете четец на файлове"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Не може да бъде запазен файлът %1."
diff --git a/i18n/bs.po b/i18n/bs.po
index 19d0ccb7..59d3a641 100644
--- a/i18n/bs.po
+++ b/i18n/bs.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-07-12 15:32+0000\n"
 "Last-Translator: Emin Macanović <macanovic.emin@gmail.com>\n"
 "Language-Team: Bosnian <https://hosted.weblate.org/projects/avogadro/"
@@ -34,137 +34,137 @@ msgstr "Molekula nije postavljena u BackgroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr ""
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr ""
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr ""
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr ""
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr ""
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -172,11 +172,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -184,50 +184,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -235,23 +235,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr ""
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -259,37 +259,37 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -297,13 +297,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr ""
 
@@ -311,7 +311,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -319,27 +319,27 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr ""
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -347,88 +347,96 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+msgid "Ctrl+Alt+C"
+msgstr ""
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/ca.po b/i18n/ca.po
index 58e31d0c..881e45bf 100644
--- a/i18n/ca.po
+++ b/i18n/ca.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-ca\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Catalan <https://hosted.weblate.org/projects/avogadro/"
@@ -35,147 +35,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Eines"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Mostra tipus"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molècula"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Fitxer"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Eines"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "sense títol"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "No es pot desar el fitxer %1"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "No es pot desar el fitxer %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molècula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Obre un fitxer"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "No es pot desar el fitxer %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -183,11 +183,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -195,50 +195,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Formats d'imatge comuns"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Tots els fitxers"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Exporta el gràfic de mapa de bits."
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "No es pot desar el fitxer %1"
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -246,24 +246,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exporta"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importa fitxer molècula"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -273,39 +273,39 @@ msgstr ""
 "S'està desant el fitxer «%1»\n"
 "amb «%2»"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Desfés"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Desfés"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Refés"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Refés"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Configuració"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Enregistra una prova..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Reprodueix la prova..."
@@ -314,13 +314,13 @@ msgstr "Reprodueix la prova..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nou"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Obre"
@@ -329,7 +329,7 @@ msgstr "&Obre"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Tanca"
 
@@ -337,30 +337,30 @@ msgstr "&Tanca"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Desa"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Anomena i des&a..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exporta"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molècula"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Gràfics..."
@@ -369,92 +369,103 @@ msgstr "&Gràfics..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Surt"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edita"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Gràfics..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Visualitza"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Estableix color de &fons..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projecció"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspectiva"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortogràfic"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Extensions"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ajuda"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Voleu desar els canvis que heu fet al document?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Els canvis es perdran si no els deseu."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Error en carregar el format de fitxer «%1»."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro no pot obrir «%1»."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "No es pot desar el fitxer %1"
diff --git a/i18n/ca@valencia.po b/i18n/ca@valencia.po
index c06f5140..0f58ada6 100644
--- a/i18n/ca@valencia.po
+++ b/i18n/ca@valencia.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-ca\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:14+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Català <tradgnome@softcatala.org>\n"
@@ -32,147 +32,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Eines"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Mostra tipus"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molècula"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Fitxer"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Eines"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "sense títol"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "No es pot alçar el fitxer %1"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "No es pot alçar el fitxer %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molècula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Obri un fitxer"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "No es pot alçar el fitxer %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Formats d'imatge comuns"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Tots els fitxers"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Exporta el gràfic de mapa de bits."
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "No es pot alçar el fitxer %1"
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exporta"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importa fitxer molècula"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -268,38 +268,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Desfés"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Desfés"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Refés"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Refés"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Configuració"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -307,13 +307,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nou"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Obri"
@@ -322,7 +322,7 @@ msgstr "&Obri"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Tanca"
 
@@ -330,30 +330,30 @@ msgstr "&Tanca"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "Al&ça"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Anomena i al&ça..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exporta"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molècula"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Gràfics..."
@@ -362,92 +362,103 @@ msgstr "&Gràfics..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Ix"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edita"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Gràfics..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Visualitza"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Estableix color de &fons..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Extensions"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ajuda"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Voleu alçar els canvis que heu fet al document?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Els canvis es perdran si no els alceu."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Fitxer: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "No es pot alçar el fitxer %1"
diff --git a/i18n/cs.po b/i18n/cs.po
index c8329791..5fbad730 100644
--- a/i18n/cs.po
+++ b/i18n/cs.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Czech <https://hosted.weblate.org/projects/avogadro/"
@@ -35,147 +35,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Nástroje"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Typy zobrazení"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molekula"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Soubor"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Nástroje"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "bez názvu"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Nemohu uložit soubor %1."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Nemohu uložit soubor %1."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Soubor: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Otevřít soubor"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Soubor: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Nemohu uložit soubor %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -183,11 +183,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -195,50 +195,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Běžné formáty obrázků"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Všechny soubory"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Vyvést jako bitmapu do souboru"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nemohu uložit soubor %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -246,24 +246,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exportovat"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Zavést soubor s molekulou"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -273,39 +273,39 @@ msgstr ""
 "Ukládání souboru „%1“\n"
 "s „%2“"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Zpět"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Zpět"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Znovu"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Znovu"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Nastavení"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Zkouška nahrávání..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Zkouška přehrávání..."
@@ -314,13 +314,13 @@ msgstr "Zkouška přehrávání..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nový"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Otevřít"
@@ -329,7 +329,7 @@ msgstr "&Otevřít"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Zavřít"
 
@@ -337,30 +337,30 @@ msgstr "&Zavřít"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Uložit"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Uložit &jako..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exportovat"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekula"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Obrazové znázornění..."
@@ -369,93 +369,104 @@ msgstr "&Obrazové znázornění..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Ukončit"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "Úp&ravy"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Obrazové znázornění..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Pohled"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Nastavit barvu &pozadí..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Promítání"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Pohled"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortograficky"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Rozšíření"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Nápověda"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Chcete uložit změny, které jste provedl v dokumentu?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 "Změny, které jste provedl v dokumentu, budou ztraceny, pokud je neuložíte."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Chyba při načítání formátu souboru „%1“."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Soubor: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro nemůže otevřít „%1“."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Nemohu uložit soubor %1."
diff --git a/i18n/da.po b/i18n/da.po
index 868a032c..263dfef2 100644
--- a/i18n/da.po
+++ b/i18n/da.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Danish <https://hosted.weblate.org/projects/avogadro/"
@@ -32,147 +32,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Værktøjer"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Visningstyper"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molekyle"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Fil"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Værktøjer"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "uden navn"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Kan ikke gemme fil %1."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Kan ikke gemme fil %1."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekyle"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Fil: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Åbn fil"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Fil: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Kan ikke gemme fil %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Almindeligt billedformat"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Alle filer"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Eksportér Bitmap grafik"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Kan ikke gemme fil %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Eksportér"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importer Molekylefil"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,39 +270,39 @@ msgstr ""
 "Gemmer filen »%1«\n"
 "med »%2«"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Fortryd"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Fortryd"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Gør om"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Gør om"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Indstillinger"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Optag test..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Afspil test..."
@@ -311,13 +311,13 @@ msgstr "Afspil test..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Ny"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "Å&ben"
@@ -326,7 +326,7 @@ msgstr "Å&ben"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Luk"
 
@@ -334,30 +334,30 @@ msgstr "&Luk"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Gem"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Gem &som..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Eksportér"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekyle"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafik..."
@@ -366,92 +366,103 @@ msgstr "&Grafik..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Afslut"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Redigér"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Grafik..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Vis"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Sæt &baggrundsfarve..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projektion"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspektiv"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortografisk"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Filendelser"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Hjælp"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Ønsker du at gemme de ændringer du lavede i dokumentet?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Dine ændringer vil gå tabt, hvis du ikke gemmer dem."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+G"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Fejl under indlæsning af »%1« filformat."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Fil: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro kan ikke åbne »%1«."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Kan ikke gemme fil %1."
diff --git a/i18n/de.po b/i18n/de.po
index 6c22c1ec..5a18bc8b 100644
--- a/i18n/de.po
+++ b/i18n/de.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-de\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: German <https://hosted.weblate.org/projects/avogadro/"
@@ -33,104 +33,104 @@ msgstr "Kein Dateiformat in BackgroundFileFormat eingestellt!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "In BackgroundFileFormat wurde kein Dateiname festgelegt!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Bereit …"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Werkzeug"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Darstellungsarten"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Konfiguration anzeigen"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Moleküle"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Ebenen"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "Datei"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Werkzeuge"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Unbenannt"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Chemische Markup-Sprache"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Chemische JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Chemiedatei öffnen"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Datei kann nicht geöffnet werden"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Gelieferte Datei kann nicht geöffnet werden %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Molekül öffnen"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Befehle"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Eingangsgeneratoren"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Dateiformate"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Plugin-Skript installieren"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Skripttyp:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Wählen Sie den Dateireader"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Datei lesen"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -139,16 +139,16 @@ msgstr ""
 "Datei „%1“ öffnen\n"
 "mit „%2“"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Moleküle geladen (%1 Atome, %2 Bindungen)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Dateifehler"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -157,17 +157,17 @@ msgstr ""
 "Fehler beim Lesen der Datei '%1':\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Gespeicherte Datei %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Fehler beim Speichern der Datei"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -177,11 +177,11 @@ msgstr ""
 "Fehler beim Speichern von „%1“:\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Fehler: OpenGL-Kontext konnte nicht initialisiert werden"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Unbekannter Fehler"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Navigationswerkzeug"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "übliche Dateiformate für Bilder"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Alle Dateien"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Bitmap exportieren"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Datei %1 konnte nicht gespeichert werden."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -248,23 +248,23 @@ msgstr ""
 "Möchten Sie in das aktuelle Format exportieren oder in einem Standardformat "
 "speichern?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exportieren"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Chemiedatei speichern"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Molekül exportieren"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Datei wird gespeichert …"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -274,37 +274,37 @@ msgstr ""
 "Speichern der Datei „%1“\n"
 "mit „%2“"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Rückgängig machen %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Rückgängig"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Wiederholen %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Wiederholen"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Testen"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Rekordtest …"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Spieltest …"
 
@@ -312,13 +312,13 @@ msgstr "Spieltest …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Neu"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Öffnen …"
 
@@ -326,7 +326,7 @@ msgstr "&Öffnen …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Schließen"
 
@@ -334,27 +334,27 @@ msgstr "&Schließen"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Sichern"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Speichern &als …"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "E&xportieren"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molekül …"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Grafik …"
 
@@ -362,88 +362,101 @@ msgstr "&Grafik …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Beenden"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Keine zuletzt geöffneten Dateien"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Bearbeiten"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Grafik …"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Strg+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Ansicht"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Hintergrundfarbe einstellen …"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projektion"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspektive"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Orthografisch"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "Erweiterungen"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Hilfe"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Alle unterstützten Formate (%1);;Alle Dateien (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Wollen Sie die Änderungen am Dokument speichern?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Ihre Änderungen gehen verloren, wenn Sie sie nicht speichern."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Strg+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Strg+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Fehler beim Laden des Dateiformats „%1“."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Dateiformat auswählen"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro kann „%1“ nicht öffnen."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Dateien können nicht geöffnet werden"
 
diff --git a/i18n/el.po b/i18n/el.po
index 10b719d9..a0bab4c8 100644
--- a/i18n/el.po
+++ b/i18n/el.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Greek <https://hosted.weblate.org/projects/avogadro/"
@@ -32,147 +32,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Εργαλεία"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Τύποι Προβολής"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Μόριο"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Αρχείο"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Εργαλεία"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "χωρίς τίτλο"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Μη δυνατή αποθήκευση του αρχείου %1"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Μη δυνατή αποθήκευση του αρχείου %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Μόριο"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Αρχείο: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Άνοιγμα αρχείου"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Αρχείο: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Μη δυνατή αποθήκευση του αρχείου %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Κοινοί τύποι εικόνων"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Όλα τα αρχεία"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Εξαγωγή Γραφικών Bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Μη δυνατή αποθήκευση του αρχείου %1"
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Εξαγωγή"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Εισαγωγή αρχείου μορίων"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,39 +270,39 @@ msgstr ""
 "Αποθήκευση αρχείου «%1»\n"
 "με «%2»"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "Α&ναίρεση"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "Α&ναίρεση"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "Επανα&φορά"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "Επανα&φορά"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Ρυθμίσεις"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Δοκιμή Εγγραφής..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Δοκιμή Αναπαραγωγής..."
@@ -311,13 +311,13 @@ msgstr "Δοκιμή Αναπαραγωγής..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Νέο"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Άνοιγμα"
@@ -326,7 +326,7 @@ msgstr "&Άνοιγμα"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Κλείσιμο"
 
@@ -334,30 +334,30 @@ msgstr "&Κλείσιμο"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Αποθήκευση"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Αποθήκευση &ως..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Εξαγωγή"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Μόριο"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Γραφικά..."
@@ -366,92 +366,103 @@ msgstr "&Γραφικά..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "Έ&ξοδος"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Επεξεργασία"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Γραφικά..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "Π&ροβολή"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Ορισμός χρώματος &φόντου..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Προβολή"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Προοπτική"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ορθογραφικές"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Επεκτάσεις"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Βοήθεια"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Επιθυμείτε να αποθηκευτούν οι αλλαγές που κάνατε στο αρχείο?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Οι αλλαγές θα χαθούν οριστικά αν δεν τις αποθηκεύσετε."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Σφάλμα κατά τη φόρτωση της μορφής αρχείου «%1»."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Αρχείο: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Το Avogadro δεν μπορεί να ανοίξει το «%1»."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Μη δυνατή αποθήκευση του αρχείου %1"
diff --git a/i18n/en_AU.po b/i18n/en_AU.po
index e93294c0..29c8ca3a 100644
--- a/i18n/en_AU.po
+++ b/i18n/en_AU.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-26 12:57+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: English (Australia) <https://hosted.weblate.org/projects/"
@@ -32,104 +32,104 @@ msgstr "No file format set in BackgroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "No file name set in BackgroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Ready…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Tool"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Display types"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "View Configuration"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Molecules"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Layers"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "File"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Tools"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Untitled"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Chemical Markup Language"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Chemical JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Open chemical file"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Cannot open file"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Can’t open supplied file %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Open Molecule"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Commands"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Input Generators"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "File formats"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Install plug-in script"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Script type:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Select file reader"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Reading file"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -138,16 +138,16 @@ msgstr ""
 "Opening file ‘%1’\n"
 "with ‘%2’"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molecule loaded (%1 atoms, %2 bonds)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "File error"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -156,17 +156,17 @@ msgstr ""
 "Error while reading file ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Saved file %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Error saving file"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -176,11 +176,11 @@ msgstr ""
 "Error while saving ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Error: Failed to initialise OpenGL context"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -191,50 +191,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Unknown error"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Navigate tool"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Common image formats"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "All files"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Export Bitmap Graphics"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Cannot save file %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -246,23 +246,23 @@ msgstr ""
 "\n"
 "Would you like to export to the current format, or save in a standard format?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Export"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Save chemical file"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Export Molecule"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Saving file in progress…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -272,37 +272,37 @@ msgstr ""
 "Saving file ‘%1’\n"
 "with ‘%2’"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Undo %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Undo"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Redo %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Redo"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Testing"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Record test…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Play test…"
 
@@ -310,13 +310,13 @@ msgstr "Play test…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&New"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Open…"
 
@@ -324,7 +324,7 @@ msgstr "&Open…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Close"
 
@@ -332,27 +332,27 @@ msgstr "&Close"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Save"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Save &as…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Export"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molecule…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Graphics…"
 
@@ -360,88 +360,101 @@ msgstr "&Graphics…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quit"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "No recent files"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edit"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Graphics…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&View"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Set Background colour…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projection"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspective"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Orthographic"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Extensions"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Help"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "All supported formats (%1);;All files (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Do you want to save the changes to the document?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Your changes will be lost if you don't save them."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Error while loading the ‘%1’ file format."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Select file format"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro cannot open ‘%1’."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Cannot open files"
 
diff --git a/i18n/en_CA.po b/i18n/en_CA.po
index 6607f9af..9e0af014 100644
--- a/i18n/en_CA.po
+++ b/i18n/en_CA.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-26 12:57+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: English (Canada) <https://hosted.weblate.org/projects/"
@@ -32,104 +32,104 @@ msgstr "No file format set in BackgroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "No file name set in BackgroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Ready…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Tool"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Display types"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "View Configuration"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Molecules"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Layers"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "File"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Tools"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Untitled"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Chemical Markup Language"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Chemical JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Open chemical file"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Cannot open file"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Can’t open supplied file %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Open Molecule"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Commands"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Input Generators"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "File formats"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Install plug-in script"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Script type:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Select file reader"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Reading file"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -138,16 +138,16 @@ msgstr ""
 "Opening file ‘%1’\n"
 "with ‘%2’"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molecule loaded (%1 atoms, %2 bonds)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "File error"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -156,17 +156,17 @@ msgstr ""
 "Error while reading file ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Saved file %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Error saving file"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -176,11 +176,11 @@ msgstr ""
 "Error while saving ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Error: Failed to initialise OpenGL context"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -191,50 +191,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Unknown error"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Navigate tool"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Common image formats"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "All files"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Export Bitmap Graphics"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Cannot save file %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -246,23 +246,23 @@ msgstr ""
 "\n"
 "Would you like to export to the current format, or save in a standard format?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Export"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Save chemical file"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Export Molecule"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Saving file in progress…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -272,37 +272,37 @@ msgstr ""
 "Saving file “%1”\n"
 "with “%2”"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Undo %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Undo"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Redo %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Redo"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Testing"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Record test…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Play test…"
 
@@ -310,13 +310,13 @@ msgstr "Play test…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&New"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Open…"
 
@@ -324,7 +324,7 @@ msgstr "&Open…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Close"
 
@@ -332,27 +332,27 @@ msgstr "&Close"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Save"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Save &as…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Export"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molecule…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Graphics…"
 
@@ -360,88 +360,101 @@ msgstr "&Graphics…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quit"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "No recent files"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edit"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Graphics…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&View"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Set Background colour…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projection"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspective"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Orthographic"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Extensions"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Help"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "All supported formats (%1);;All files (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Do you want to save the changes to the document?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Your changes will be lost if you don't save them."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Error while loading the “%1” file format."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Select file format"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro cannot open “%1”."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Cannot open files"
 
diff --git a/i18n/en_GB.po b/i18n/en_GB.po
index 78703451..d7630779 100644
--- a/i18n/en_GB.po
+++ b/i18n/en_GB.po
@@ -5,7 +5,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-en_GB\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: English (United Kingdom) <https://hosted.weblate.org/projects/"
@@ -30,104 +30,104 @@ msgstr "No file format set in BackgroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "No file name set in BackgroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Ready…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Tool"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Display types"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "View Configuration"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Molecules"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Layers"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "File"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Tools"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Untitled"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Chemical Markup Language"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Chemical JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Open chemical file"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Cannot open file"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Can’t open supplied file %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Open Molecule"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Commands"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Input Generators"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "File formats"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Install plug-in script"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Script type:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Select file reader"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Reading file"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -136,16 +136,16 @@ msgstr ""
 "Opening file ‘%1’\n"
 "with ‘%2’"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molecule loaded (%1 atoms, %2 bonds)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "File error"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -154,17 +154,17 @@ msgstr ""
 "Error while reading file ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Saved file %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Error saving file"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -174,11 +174,11 @@ msgstr ""
 "Error while saving ‘%1’:\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Error: Failed to initialise OpenGL context"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -189,50 +189,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Unknown error"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Navigate tool"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Common image formats"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "All files"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Export Bitmap Graphics"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Cannot save file %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -244,23 +244,23 @@ msgstr ""
 "\n"
 "Would you like to export to the current format, or save in a standard format?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Export"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Save chemical file"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Export Molecule"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Saving file in progress…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,37 +270,37 @@ msgstr ""
 "Saving file ‘%1’\n"
 "with ‘%2’"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Undo %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Undo"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Redo %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Redo"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Testing"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Record test…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Play test…"
 
@@ -308,13 +308,13 @@ msgstr "Play test…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&New"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Open…"
 
@@ -322,7 +322,7 @@ msgstr "&Open…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Close"
 
@@ -330,27 +330,27 @@ msgstr "&Close"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Save"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Save &as…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Export"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molecule…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Graphics…"
 
@@ -358,88 +358,101 @@ msgstr "&Graphics…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quit"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "No recent files"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edit"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Graphics…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&View"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Set Background colour…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projection"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspective"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Orthographic"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Extensions"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Help"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "All supported formats (%1);;All files (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Do you want to save the changes to the document?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Your changes will be lost if you don't save them."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Error while loading the ‘%1’ file format."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Select file format"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro cannot open ‘%1’."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Cannot open files"
 
diff --git a/i18n/eo.po b/i18n/eo.po
index ece54a13..7294f1c5 100644
--- a/i18n/eo.po
+++ b/i18n/eo.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-26 12:57+0000\n"
 "Last-Translator: phlostically <phlostically@mailinator.com>\n"
 "Language-Team: Esperanto <https://hosted.weblate.org/projects/avogadro/"
@@ -30,104 +30,104 @@ msgstr "Neniu dosierformo agordita en BackgroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "Neniu dosiernomo agordita en BackgroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Preta…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Ilo"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Montraj Tipoj"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Vidi Agordon"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Molekuloj"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Tavoloj"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "Dosiero"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Iloj"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Sentitola"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Kemia Marklingvo"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Kemia JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Malfermi kemian dosieron"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Ne povas malfermi dosieron"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Ne povas malfermi provizitan dosieron %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Malfermi Molekulon"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Komandoj"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Enigaĵfariloj"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Dosierformoj"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Instali kromprograman programeton"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Speco de programeto:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Elekti dosierlegilon"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Legante Dosieron"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -136,16 +136,16 @@ msgstr ""
 "Malfermante dosieron '%1'\n"
 "per '%2'"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekulo ŝargita (%1 atomoj, %2 ligoj)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Eraro pri dosiero"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -154,17 +154,17 @@ msgstr ""
 "Eraro dum legado de dosiero '%1':\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Konservis dosieron %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Eraro pri konservado de dosiero"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -174,11 +174,11 @@ msgstr ""
 "Eraro dum konservado de «%1»:\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Eraro: Malsukcesis pravalorizi OpenGL-kuntekston"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -189,50 +189,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Nekonata eraro"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Naviga ilo"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Oftaj bildaj dosierformoj"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Ĉiuj dosieroj"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Eksporti Rastruman Grafikaĵon"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Ne povas konservi dosieron %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -245,23 +245,23 @@ msgstr ""
 "Ĉu vi volas eksporti al tiu nenorma dosierformo, aŭ konservi en norma "
 "dosierformo?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Eksporti"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Konservi kemian dosieron"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Eksporti Molekulon"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Konservante dosieron…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -271,37 +271,37 @@ msgstr ""
 "Konservante dosieron «%1»\n"
 "per «%2»"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "Malfari %1 (&U)"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "Malfari (&U)"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Refari %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Refari"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Testado"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Registri teston…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Ludi teston…"
 
@@ -309,13 +309,13 @@ msgstr "Ludi teston…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nova"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "Malfermi (&O)…"
 
@@ -323,7 +323,7 @@ msgstr "Malfermi (&O)…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "Fermi (&C)"
 
@@ -331,27 +331,27 @@ msgstr "Fermi (&C)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "Kon&servi"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Konservi kiel… (&A)…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Eksporti"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molekulo…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Grafiko…"
 
@@ -359,88 +359,100 @@ msgstr "&Grafiko…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "Forlasi (&Q)"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Neniu ĵusaj dosieroj"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "R&edakti"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Grafiko…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Stir+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Vidi"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Agordi Fonan Koloron… (&B)"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projekcio"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspektiva"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Orta"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Etendaĵoj"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Helpo"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Ĉiuj subtenataj dosierformoj (%1);;Ĉiuj dosieroj (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Ĉu vi volas konservi la ŝanĝojn en la dokumento?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Viaj ŝanĝoj perdiĝos, se vi ne konservos ilin."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Stir+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Stir+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Eraro dum ŝargado de la dosierformo «%1»."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Elekti dosierformon"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro ne povas malfermi «%1»."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Ne povis malfermi dosierojn"
 
diff --git a/i18n/es.po b/i18n/es.po
index 13a93098..442e33c0 100644
--- a/i18n/es.po
+++ b/i18n/es.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-14 00:04+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Spanish <https://hosted.weblate.org/projects/avogadro/"
@@ -35,104 +35,104 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "¡Ningún nombre de archivo establecido en BackgroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Listo…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Herramienta"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Mostrar Tipos"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Ver Configuración"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Moléculas"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Capas"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "Archivo"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Herramientas"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Sin título"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1 %2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Lenguaje de marcado químico"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "JSON químico"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Abrir el archivo químico"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "No se puede abrir el archivo"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "No se puede abrir el archivo %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Abir Molécula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Comandos"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Generadores de entradas"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Formatos de archivo"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Instalar script de complemento"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Tipo de script:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Seleccionar lector de archivos"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Leyendo el archivo"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -141,16 +141,16 @@ msgstr ""
 "Abriendo archivo «%1»\n"
 "con «%2»"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molécula cargada (%1 átomos, %2 enlaces)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Error de archivo"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -159,17 +159,17 @@ msgstr ""
 "Error al leer el archivo «%1»:\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Archivo guardado %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Error al guardar archivo"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -179,11 +179,11 @@ msgstr ""
 "Error al guardar \"%1\":\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Error: no se pudo inicializar el contexto OpenGL"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -194,50 +194,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Error desconocido"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Navegar herramienta"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Formatos comunes de imagen"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Todos los archivos"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Exportar a imagen de mapa de bits"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "No se puede guardar el archivo %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -249,23 +249,23 @@ msgstr ""
 "\n"
 "¿Le gustaría exportar al formato actual o guardar en un formato estándar?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Guardar archivo químico"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Exportar molécula"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Guardando archivo en curso…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -275,37 +275,37 @@ msgstr ""
 "Guardando archivo «%1»\n"
 "con «%2»"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Deshacer %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Deshacer"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Rehacer %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Rehacer"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Pruebas"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Guardar prueba…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Reproducir prueba…"
 
@@ -313,13 +313,13 @@ msgstr "Reproducir prueba…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nuevo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Abrir…"
 
@@ -327,7 +327,7 @@ msgstr "&Abrir…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Cerrar"
 
@@ -335,27 +335,27 @@ msgstr "&Cerrar"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Guardar"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Guardar como…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Exportar"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molécula…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Gráficos…"
 
@@ -363,88 +363,100 @@ msgstr "&Gráficos…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Salir"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "No hay archivos recientes"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editar"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Gráficos…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Ver"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Establecer el Color de fondo…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Proyección"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspectiva"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortográfica"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Complementos"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ayuda"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Todos los formatos admitidos (%1);;Todos los archivos (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "¿Quieres guardar los cambios en el documento?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Perderá los cambios si no los guarda."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Error al cargar el formato de archivo «%1»."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Selecciona un formato"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro no puede abrir «%1»."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "No se pueden abrir archivos"
 
diff --git a/i18n/et.po b/i18n/et.po
index 4d6c3f6a..5283cd78 100644
--- a/i18n/et.po
+++ b/i18n/et.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Estonian <https://hosted.weblate.org/projects/avogadro/"
@@ -32,140 +32,140 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr ""
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr ""
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molekul"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr ""
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekul"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Ava fail"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -173,11 +173,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -185,50 +185,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Kõik Failid"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -236,24 +236,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Impordi molekuli fail"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -263,37 +263,37 @@ msgstr ""
 "Faili „%1“ salvestamine\n"
 "koos „%2“"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "& Võta tagasi %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -301,13 +301,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr ""
 
@@ -315,7 +315,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -323,28 +323,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekul"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -352,88 +352,98 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Viga failivormingu „%1“ laadimisel."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro ei saa avada „%1“."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/eu.po b/i18n/eu.po
index 641b5d24..639d4dfb 100644
--- a/i18n/eu.po
+++ b/i18n/eu.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:18+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Basque <eu@li.org>\n"
@@ -30,147 +30,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Tresnak"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Bistaratze Motak"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molekula"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Fitxategia"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Tresnak"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "Izengabea"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Ezin da %1 fitxategia gorde."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Ezin da %1 fitxategia gorde."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Fitxategia: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Ireki Fitxategia"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Fitxategia: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Ezin da %1 fitxategia gorde."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Ohiko irudi formatuak"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Fitxategi guztiak"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Esportatu Bit-mapa Grafikoak"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Ezin da %1 fitxategia gorde."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Esportatu"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Inportatu Molekula Fitxategia"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Desegin"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Desegin"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Berregin"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Berregin"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Ezarpenak"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Grabatu Proba..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Erreproduzitu Proba..."
@@ -307,13 +307,13 @@ msgstr "Erreproduzitu Proba..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Berria"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Ireki"
@@ -322,7 +322,7 @@ msgstr "&Ireki"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Itxi"
 
@@ -330,30 +330,30 @@ msgstr "&Itxi"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Gorde"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Gorde &Honela..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Esportatu"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekula"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafikoak..."
@@ -362,92 +362,103 @@ msgstr "&Grafikoak..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Irten"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editatu"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Grafikoak..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ktrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Ikusi"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Ezarri &Atzeko Planoaren Kolorea..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Proiekzioa"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Ikuspegia"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Otrografikoa"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Hedapenak"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Laguntza"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Dokumentuan egindako aldaketak gorde nahi dituzu?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Zure aldaketak galdu egingo dira ez badituzu gordetzen."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ktrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ktrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Fitxategia: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Ezin da %1 fitxategia gorde."
diff --git a/i18n/fa.po b/i18n/fa.po
index ccf3a426..d1d96790 100644
--- a/i18n/fa.po
+++ b/i18n/fa.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-05-31 18:51+0000\n"
 "Last-Translator: Ahmad Abdolmaleki <ahmadubuntu@gmail.com>\n"
 "Language-Team: Persian <https://hosted.weblate.org/projects/avogadro/"
@@ -30,138 +30,138 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "ابزار"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr ""
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "مولکول‌ها"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr ""
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "ابزار"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr ""
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -169,11 +169,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -181,50 +181,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -232,23 +232,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr ""
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -256,37 +256,37 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -294,13 +294,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr ""
 
@@ -308,7 +308,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -316,28 +316,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "مولکول‌ها"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -345,88 +345,96 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+msgid "Ctrl+Alt+C"
+msgstr ""
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/fi.po b/i18n/fi.po
index 1bf7ba2b..8088915a 100644
--- a/i18n/fi.po
+++ b/i18n/fi.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Finnish <https://hosted.weblate.org/projects/avogadro/"
@@ -32,147 +32,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Työkalut"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr ""
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molekyyli"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Tiedosto"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Työkalut"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "nimetön"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Tiedostoa %1 ei voida tallentaa."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Tiedostoa %1 ei voida tallentaa."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekyyli"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Tiedosto: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Avaa tiedosto"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Tiedosto: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Tiedostoa %1 ei voida tallentaa."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Kaikki tiedostot"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Tiedostoa %1 ei voida tallentaa."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Molekyyli"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,38 +270,38 @@ msgstr ""
 "Tallennetaan tiedostoa ”%1”\n"
 "ja ”%2”"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Kumoa"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Kumoa"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Tee uudelleen"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Tee uudelleen"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Asetukset"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -309,13 +309,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Uusi"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Avaa"
@@ -324,7 +324,7 @@ msgstr "&Avaa"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Sulje"
 
@@ -332,29 +332,29 @@ msgstr "&Sulje"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Tallenna"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Tallenna &nimellä..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekyyli"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafiikka..."
@@ -363,92 +363,103 @@ msgstr "&Grafiikka..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Lopeta"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Muokkaa"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Grafiikka..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Näytä"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Aseta &taustaväri..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ohje"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Tallentamattomat muutokset menetetään!"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 #, fuzzy
 msgid "Your changes will be lost if you don't save them."
 msgstr "Tallentamattomat muutokset menetetään!"
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Virhe ladattaessa tiedostomuotoa ”%1”."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Tiedosto: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro ei voi avata ”%1”."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Tiedostoa %1 ei voida tallentaa."
diff --git a/i18n/fr.po b/i18n/fr.po
index 5c4c71c4..79171558 100644
--- a/i18n/fr.po
+++ b/i18n/fr.po
@@ -5,7 +5,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: French <https://hosted.weblate.org/projects/avogadro/"
@@ -30,104 +30,104 @@ msgstr "Aucun format de fichier défini dans BackgroundFileFormat !"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "Aucun nom de fichier défini dans le format du fichier d’arrière-plan !"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Prêt…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Outil"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Types d’affichage"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Voir la configuration"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Molécules"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Calques"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "Fichier"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Outils"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Sans titre"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Langage de balisage chimique"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Chemical JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Ouvrir un fichier chimique"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Impossible d’ouvrir le fichier"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Impossible d’ouvrir le fichier %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Ouvrir une molécule"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Commandes"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Générateurs d’entrée"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Formats de fichier"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Installer le script du greffon"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Type de script :"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Sélectionner un lecteur de fichiers"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Lecture du fichier"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -136,16 +136,16 @@ msgstr ""
 "Ouverture du fichier « %1 »\n"
 "avec « %2 »"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molécule chargée (%1 atomes, %2 liaisions)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Erreur de fichier"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -154,17 +154,17 @@ msgstr ""
 "Erreur lors de la lecture de fichier « %1 » :\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Fichier enregistré %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Erreur lors de l’enregistrement du fichier"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -174,11 +174,11 @@ msgstr ""
 "Erreur lors de l’enregistrement de « %1 » :\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Erreur : échec de l’initialisation du contexte OpenGL"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -189,50 +189,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Erreur inconnue"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Naviguer dans l’outil"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Formats d’image courants"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Tous les fichiers"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Exporter les graphismes matriciels"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Impossible d’enregistrer le fichier %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -245,23 +245,23 @@ msgstr ""
 "Souhaitez-vous exporter au format courant ou enregistrer dans un format "
 "standard ?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exporter"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Enregistrer le fichier chimique"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Exporter la molécule"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Enregistrement du fichier en cours…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -271,37 +271,37 @@ msgstr ""
 "Enregistrement du fichier « %1 »\n"
 "avec « %2 »"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Annuler %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Annuler"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Rétablir %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Rétablir"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Test"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Essai d’enregistrement…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Jouer à l’essai…"
 
@@ -309,13 +309,13 @@ msgstr "Jouer à l’essai…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nouveau"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Ouvrir…"
 
@@ -323,7 +323,7 @@ msgstr "&Ouvrir…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Fermer"
 
@@ -331,27 +331,27 @@ msgstr "&Fermer"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Enregistrer"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Enregistrer sous…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Exporter"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molécule…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Graphique…"
 
@@ -359,88 +359,101 @@ msgstr "&Graphique…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quitter"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Aucun fichier récent"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Éditer"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Graphique…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Vue"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Définir la couleur d’arrière-plan…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projection"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspective"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Orthographique"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Extensions"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Aide"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Tous les formats pris en charge (%1);;Tous les fichiers (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Voulez-vous enregistrer les modifications apportées au document ?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Vos modifications seront perdues si vous ne les enregistrez pas."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Erreur lors du chargement du format de fichier « %1 »."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Sélectionner le format du fichier"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro ne peut pas ouvrir « %1 »."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Impossible d’ouvrir les fichiers"
 
diff --git a/i18n/fr_CA.po b/i18n/fr_CA.po
index bf032b15..fe8ca8fe 100644
--- a/i18n/fr_CA.po
+++ b/i18n/fr_CA.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:19+0000\n"
 "Last-Translator: Geoff Hutchison <Unknown>\n"
 "Language-Team: French (Canada) <fr_CA@li.org>\n"
@@ -30,137 +30,137 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr ""
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr ""
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr ""
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr ""
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr ""
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -168,11 +168,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -180,50 +180,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -231,23 +231,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr ""
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -255,37 +255,37 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -293,13 +293,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr ""
 
@@ -307,7 +307,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -315,27 +315,27 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr ""
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -343,88 +343,96 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+msgid "Ctrl+Alt+C"
+msgstr ""
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/gl.po b/i18n/gl.po
index f3f7fc91..10305c17 100644
--- a/i18n/gl.po
+++ b/i18n/gl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.1.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:19+0000\n"
 "Last-Translator: Miguel Anxo Bouzada <mbouzada@gmail.com>\n"
 "Language-Team: Galician <proxecto@trasno.net>\n"
@@ -30,147 +30,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Ferramentas"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Mostrar os tipos"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molécula"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Ficheiro"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Ferramentas"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "sen título"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Non foi posíbel gardar o ficheiro %1."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Non foi posíbel gardar o ficheiro %1."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molécula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Ficheiro: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Abrir un ficheiro"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Ficheiro: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Non foi posíbel gardar o ficheiro %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Formatos de imaxe habituais"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Todos os ficheiros"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Exportar como mapas de bits"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Non foi posíbel gardar o ficheiro %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importar un ficheiro de molécula"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Desfacer"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Desfacer"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Refacer"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Refacer"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Configuracións"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Proba de gravación..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Proba de reprodución..."
@@ -307,13 +307,13 @@ msgstr "Proba de reprodución..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nova"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Abrir"
@@ -322,7 +322,7 @@ msgstr "&Abrir"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Pechar"
 
@@ -330,30 +330,30 @@ msgstr "&Pechar"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Gardar"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Gardar &como..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molécula"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Gráficos..."
@@ -362,92 +362,103 @@ msgstr "&Gráficos..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Saír"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editar"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Gráficos..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+E"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Vista"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Esta&belecer a cor do fondo..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Extensións"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Axuda"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Desexa gardar as modificacións que fixo no documento?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "As súas modificacións perderanse se non as garda."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+G"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Ficheiro: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Non foi posíbel gardar o ficheiro %1."
diff --git a/i18n/he.po b/i18n/he.po
index 5b644739..2c102f73 100644
--- a/i18n/he.po
+++ b/i18n/he.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-01-17 18:32+0000\n"
 "Last-Translator: Evgeny Chernyavsky <yavgech@gmail.com>\n"
 "Language-Team: Hebrew <https://hosted.weblate.org/projects/avogadro/"
@@ -33,144 +33,144 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 #, fuzzy
 msgid "Ready…"
 msgstr "מוכן..."
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "כלי"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "סוגי תצוגה"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "צפה בהגדרות"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "מולקולה"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&קובץ"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "כלי"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "ללא שם"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "אבוגדרו"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "לא ניתן לפתוח את הקובץ"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "לא ניתן לפתוח את הקובץ %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "מולקולה"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "שגיאת קובץ"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "בחר בקורא קבצים"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "קורא קובץ"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "שגיאת קובץ"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "לא ניתן לשמור את הקובץ %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr "שגיאה בעת כתיב  לקובץ"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "סוגי קבצי תמונות נפוצים"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "כל הקבצים"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "יצא גרפיקת מפת סיביות"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "אבוגדרו"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "לא ניתן לשמור את הקובץ %1"
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "יצוא"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "קובץ מולקולה חשוב"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,38 +266,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&בטל"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&בטל"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&בצע שוב"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&בצע שוב"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "הגדרות"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -305,13 +305,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&חדש"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&פתח"
@@ -320,7 +320,7 @@ msgstr "&פתח"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&סגור"
 
@@ -328,30 +328,30 @@ msgstr "&סגור"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&שמירה"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "שמירה &בשם..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "יצוא"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "מולקולה"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&גרפיקה..."
@@ -360,92 +360,103 @@ msgstr "&גרפיקה..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&יציאה"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&עריכה"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&גרפיקה..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&תצוגה"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "קבע &צבע רקע..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "הרחבות"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&עזרה"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "האם ברצונך לשמור את השינויים שביצעת במסמך?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "השינויים שערכת יאבדו אם לא תשמור אותם."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "בחר בקורא קבצים"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "לא ניתן לשמור את הקובץ %1"
diff --git a/i18n/hi.po b/i18n/hi.po
index 69f55b1b..a8e6dbad 100644
--- a/i18n/hi.po
+++ b/i18n/hi.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:21+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Hindi <hi@li.org>\n"
@@ -30,139 +30,139 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr ""
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr ""
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "अणु विभाजित करें।"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr ""
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "एवोगाडरो"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "अणु हटाएं।"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr ""
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -170,11 +170,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -182,50 +182,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "एवोगाडरो"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -233,24 +233,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "अणु विभाजित करें।"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -258,37 +258,37 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -296,13 +296,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr ""
 
@@ -310,7 +310,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -318,28 +318,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "अणु विभाजित करें।"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -347,88 +347,96 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+msgid "Ctrl+Alt+C"
+msgstr ""
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/hr.po b/i18n/hr.po
index d0c64a49..3a82bf74 100644
--- a/i18n/hr.po
+++ b/i18n/hr.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-11-07 22:52+0000\n"
 "Last-Translator: Milo Ivir <mail@milotype.de>\n"
 "Language-Team: Croatian <https://hosted.weblate.org/projects/avogadro/"
@@ -33,104 +33,104 @@ msgstr "U BackgroundFileFormat nije postavljen format datoteke!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "U BackgroundFileFormat nije postavljeno nijedno ime datoteke!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Spremno …"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Alat"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Tipovi prikaza"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Prikaz konfiguracije"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Molekule"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Slojevi"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "Datoteka"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Alati"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Bez naslova"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 – Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Kemijski označni jezik"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Kemijski JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Otvori kemijsku datoteku"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Datoteka se ne može otvoriti"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Nije moguće otvoriti isporučenu datoteku %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Otvori molekulu"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Naredbe"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Generatori unosa"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Datotečni formati"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Instaliraj skriptu dodatka"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Vrsta skripte:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Odaberi čitač datoteka"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Datoteka za čitanje"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -139,16 +139,16 @@ msgstr ""
 "Otvaranje datoteke „%1”\n"
 "sa „%2”"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekula opterećena (%1 atoma, %2 veza)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Greška datoteke"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -157,17 +157,17 @@ msgstr ""
 "Greška tijekom čitanja datoteke „%1”:\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Spremljena datoteka %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Greška tijekom spremanja datoteke"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -177,11 +177,11 @@ msgstr ""
 "Greška tijekom spremanja „%1”:\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Greška: Neuspjelo inicijaliziranje OpenGL konteksta"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Nepoznata greška"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Alat za kretanje"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Uobičajeni grafički formati"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Sve datoteke"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Izvezi Bitmap grafiku"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nije moguće spremiti datoteku %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -247,23 +247,23 @@ msgstr ""
 "\n"
 "Želiš li izvesti u trenutačni format ili spremiti u standardni format?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Izvezi"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Spremi kemijsku datoteku"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Izvoz molekule"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Spremanje datoteke u tijeku …"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -273,37 +273,37 @@ msgstr ""
 "Spremanje datoteke „%1”\n"
 "sa „%2”"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Poništi %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "Poništi"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Ponovi %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "V&rati poništeno"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Testiranje"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Snimi test …"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Reproduciraj test …"
 
@@ -311,13 +311,13 @@ msgstr "Reproduciraj test …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Novo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Otvori …"
 
@@ -325,7 +325,7 @@ msgstr "&Otvori …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Zatvori"
 
@@ -333,27 +333,27 @@ msgstr "&Zatvori"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Spremi"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Spremi k&ao …"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Izvezi"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molekula …"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Grafike …"
 
@@ -361,88 +361,101 @@ msgstr "&Grafike …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Izlaz"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Nema nedavnih datoteka"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "Ur&edi"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Grafike …"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Prikaz"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Postavi boju pozadine …"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projekcija"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspektiva"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortografski"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Proširenja"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Pomoć"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Svi podržani formati (%1);;Sve datoteke (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Želiš li spremiti promjene u dokumentu?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Vaše promjene će biti izgubljene ako ih ne spremite."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Greška tijekom učitavanja datotečnog formata „%1”."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Odaberi datotečni format"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro ne može otvoriti „%1”."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Nije moguće otvoriti datoteke"
 
diff --git a/i18n/hu.po b/i18n/hu.po
index de8bbd7e..cb1dde3c 100644
--- a/i18n/hu.po
+++ b/i18n/hu.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-20 08:38+0000\n"
 "Last-Translator: ovari <ovari123@zoho.com>\n"
 "Language-Team: Hungarian <https://hosted.weblate.org/projects/avogadro/"
@@ -39,104 +39,104 @@ msgstr ""
 "Nincs fájlnév beállítva a „BackgroundFileFormat” (HáttérFájlformátum) "
 "fájlban!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Kész…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Eszköz"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Megjelenítési típusok"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Nézetbeállítás"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Molekulák"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Rétegek"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "Fájl"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Eszközök"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Névtelen"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Kémiai-kódnyelv"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Kémiai-JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Kémiaifájl megnyitása"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "A fájl nem nyitható meg"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "A(z) %1 fájlt nem lehet megnyitni"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Molekula megnyitása"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Parancsok"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Bemeneti generátorok"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Fájlformátumok"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Beépülő modul parancsfájl telepítése"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Parancsfájl típusa:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Fájlolvasó kiválasztása"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Fájl olvasása"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -145,16 +145,16 @@ msgstr ""
 "Fájl megnyitása: %1\n"
 "a következővel: %2"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekula betöltve (%1 atom, %2 kötés)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Fájlhiba"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -163,17 +163,17 @@ msgstr ""
 "Hiba történt a(z) „%1” fájl olvasásakor:\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "A(z) %1 fájl mentve"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Hiba történt a fájl mentésekor"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -183,11 +183,11 @@ msgstr ""
 "Hiba történt a(z) „%1” fájl mentésekor:\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Hiba történt: Nem sikerült inicializálni az OpenGL-összefüggése"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -198,50 +198,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Ismeretlen hiba"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Navigációs eszköz"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Gyakori képformátumok"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Minden fájl"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP-fájl"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG-fájl"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG-fájl"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Bittérképes grafika exportálása"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "%1 fájl mentése nem sikerult."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -254,23 +254,23 @@ msgstr ""
 "Szeretne az aktuális formátumba exportálni, vagy szabványos formátumba "
 "menteni?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exportálás"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Kémiai-fájl mentése"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Molekula exportálása"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Fájl mentése folyamatban…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -280,37 +280,37 @@ msgstr ""
 "Fájl mentése: %1\n"
 "formátummal: %2"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Visszavonás: %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Visszavonás"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "Ú&jra: %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "Ú&jra"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Vizsgálás"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Vizsgafelvétel…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Vizsga lejátszása…"
 
@@ -318,13 +318,13 @@ msgstr "Vizsga lejátszása…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Új"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Megnyitás…"
 
@@ -332,7 +332,7 @@ msgstr "&Megnyitás…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Bezárás"
 
@@ -340,27 +340,27 @@ msgstr "&Bezárás"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Mentés"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Me&ntés másként…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Exportálás"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molekula…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Grafika…"
 
@@ -368,90 +368,103 @@ msgstr "&Grafika…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Kilépés"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Nincsenek legutóbbi fájlok"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "S&zerkesztés"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Grafika…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Nézet"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Háttérszín beállítása…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Vetület"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Távlat"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortografikus"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Kiterjesztések"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Súgó"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Minden támogatott formátum (%1);;Minden fájl (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Szeretné menteni a dokumentum módosításait?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "A módosításai elvesznek, ha nem menti azokat."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Hiba történt a(z) „%1” fájlformátum betöltésekor."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Fájlformátum kijelölése"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 "Időtúllépés történt és Avogadro nem tudja, hogyan kell megnyitni a(z) „%1” "
 "fájlt."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Nem lehet megnyitni a fájlokat"
 
diff --git a/i18n/id.po b/i18n/id.po
index e1148ade..9ab31625 100644
--- a/i18n/id.po
+++ b/i18n/id.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-12-22 05:53+0000\n"
 "Last-Translator: Reza Almanda <rezaalmanda27@gmail.com>\n"
 "Language-Team: Indonesian <https://hosted.weblate.org/projects/avogadro/"
@@ -35,104 +35,104 @@ msgstr "Tidak ada format file yang diatur di BackgroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "Tidak ada nama file di setel dalam file format latarbelakang!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Siap…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Alat"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Tipe Tampilan"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Lihat Konfigurasi"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Molekul"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Layer"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "Berkas"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Alat"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Tanpa judul"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Bahasa Kimia Markup"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Kimia JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Buka File Kimia"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Tidak dapat membuka berkas"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Tidak dapat membuka berkas %1."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Buka Molekul"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Format file"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Pilih file yang akan dibaca"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Lagi membaca file"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -141,16 +141,16 @@ msgstr ""
 "Membuka file '%1'\n"
 "dengan '%2'"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekul dimuat (%1 atoms, %2 bonds)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "File error"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -159,17 +159,17 @@ msgstr ""
 "Rusak saat membaca file '%1':\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "File tersimpan %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Error saat menyimpan file"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -179,11 +179,11 @@ msgstr ""
 "Error saat menyimpan '%1':\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Rusak: Gagal untuk mengindentifikasi konteks OpenGL"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -194,50 +194,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Rusak tidak diketahui"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Alat Navigasi"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Format gambar yang pada umumnya"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Semua berkas"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Ekspor gambar Bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Tidak bisa menyimpan berkas %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -249,23 +249,23 @@ msgstr ""
 "\n"
 "Maukah kamu untuk ekspor format saat ini, atau simpan dalam format standar?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Ekspor"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Simpan file kimia"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Ekspor Molekul"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -275,37 +275,37 @@ msgstr ""
 "Menyimpan file “%1”\n"
 "dengan “%2”"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Ulang %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Ulang"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Kembalikan %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Kembalikan"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Mencoba"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Rekam Percobaan…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Mainkan tes…"
 
@@ -313,13 +313,13 @@ msgstr "Mainkan tes…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Baru"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Buka…"
 
@@ -327,7 +327,7 @@ msgstr "&Buka…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Tutup"
 
@@ -335,27 +335,27 @@ msgstr "&Tutup"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Simpan"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Simpan &sebagai…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Ekspor"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molekul…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Grafik…"
 
@@ -363,88 +363,101 @@ msgstr "&Grafik…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Keluar"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Tidak ada File barusan"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Dirubah"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Grafik…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Tampilkan"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Atur Warna &Latar belakang…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Proyeksi"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspektif"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortografi"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Ekstensi"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Bantuan"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Semua Format yang di dukung (%1);;Semua File (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Apakah Anda ingin menyimpan perubahan ke dokumen?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Perubahan yang sudah dibuat akan hilang bila tidak disimpan."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Kesalahan saat memuat format file “%1”."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Pilih format file"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro tidak dapat membuka “%1”."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Tidak bisa membuka file"
 
diff --git a/i18n/it.po b/i18n/it.po
index 15271595..9b60a441 100644
--- a/i18n/it.po
+++ b/i18n/it.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Italian <https://hosted.weblate.org/projects/avogadro/"
@@ -35,104 +35,104 @@ msgstr "Nessun formato di file impostato in BackgroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "Nessun nome file impostato in BackgroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Pronto…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Strumento"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Tipi di visualizzazione"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Visualizza configurazione"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Molecole"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Livelli"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "File"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Strumenti"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Senza titolo"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Linguaggio di markup chimico"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "JSON chimico"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Apri il file chimico"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Impossibile aprire il file"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Impossibile aprire il file fornito %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Apri Molecola"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Comandi"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Generatori di ingresso"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Formato file"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Installa lo script del plugin"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Tipo di sceneggiatura:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Seleziona il lettore di file"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Lettura file"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -141,16 +141,16 @@ msgstr ""
 "Apertura del file «%1»\n"
 "con «%2»"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molecola caricata (%1 atomi, %2 legami)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Errore file"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -159,17 +159,17 @@ msgstr ""
 "Errore durante la lettura del file «%1»:\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "File salvato %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Errore nel salvataggio del file"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -179,11 +179,11 @@ msgstr ""
 "Errore durante il salvataggio di «%1»:\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Errore: impossibile inizializzare il contesto OpenGL"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -194,50 +194,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Errore sconosciuto"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Strumento di navigazione"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Formati immagine comuni"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Tutti i file"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Esporta la grafica vettoriale"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Impossibile salvare il file %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -249,23 +249,23 @@ msgstr ""
 "\n"
 "Si desidera esportare nel formato corrente o salvare in un formato standard?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Esporta"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Salva il file chimico"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Esporta Molecola"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Salvataggio file in corso…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -275,37 +275,37 @@ msgstr ""
 "Salvataggio del file «%1»\n"
 "con «%2»"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "& Annulla %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Annulla"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "& Ripeti %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Ripeti"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Test"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Registra prova…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Prova di gioco…"
 
@@ -313,13 +313,13 @@ msgstr "Prova di gioco…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nuovo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Aprire…"
 
@@ -327,7 +327,7 @@ msgstr "&Aprire…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Chiudi"
 
@@ -335,27 +335,27 @@ msgstr "&Chiudi"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Salva"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Salva come…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Esporta"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molecola…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Grafica…"
 
@@ -363,88 +363,101 @@ msgstr "&Grafica…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Esci"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Nessun file recente"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Modifica"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Grafica…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Visualizza"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Imposta colore di sfondo…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Proiezione"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Prospettiva"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortografico"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Estensioni"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Aiuto"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Tutti i formati supportati (%1) ;; Tutti i file (*) ;;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Vuoi salvare le modifiche al documento?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Le modifiche saranno perse se non verranno salvate."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Errore durante il caricamento del formato file «%1»."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Seleziona il formato di file"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro non può aprire «%1»."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Impossibile aprire i file"
 
diff --git a/i18n/ja.po b/i18n/ja.po
index 3c09cd20..d232e04b 100644
--- a/i18n/ja.po
+++ b/i18n/ja.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-12 21:32+0000\n"
 "Last-Translator: Eisuke Kawashima <e.kawaschima+weblate@gmail.com>\n"
 "Language-Team: Japanese <https://hosted.weblate.org/projects/avogadro/"
@@ -33,120 +33,120 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "ツール"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "表示タイプ"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "設定の表示"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "分子"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "ファイル"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "ツール"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "無題"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "ファイルを開けません"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "ファイル %1 を保存できません"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "分子を開く"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "コマンド"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "ファイル形式"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "プラグインスクリプトをインストールする"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "ファイルリーダを選択"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "ファイルの読み込み中"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "ファイルエラー"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -155,20 +155,20 @@ msgstr ""
 "ファイル '%1'の読み取り中にエラーが発生しました：\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "ファイル %1 を保存できません"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 #, fuzzy
 msgid "Error saving file"
 msgstr ""
 "ファイル '%1'の読み取り中にエラーが発生しました：\n"
 "%2"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgstr ""
 "ファイル '%1'の読み取り中にエラーが発生しました：\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "エラー：OpenGLコンテキストの初期化に失敗しました"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "不明なエラー"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "一般的な画像形式"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "全てのファイル"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "ビットマップ画像のエクスポート"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "ファイル %1 を保存できません"
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -245,23 +245,23 @@ msgstr ""
 "\n"
 "現在の形式にエクスポートしますか、それとも標準形式で保存しますか？"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "エクスポート"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "化学ファイルを保存する"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "分子のエクスポート"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -269,39 +269,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "%1を元に戻す(&U)"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "元に戻す(&U)"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "%1をやり直す(&R)"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "やり直す(&R)"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "テスト(&T)"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "レコード テスト..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "プレイ テスト..."
@@ -310,13 +310,13 @@ msgstr "プレイ テスト..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "新規作成(&N)"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "開く(&O)…"
 
@@ -324,7 +324,7 @@ msgstr "開く(&O)…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "閉じる(&C)"
 
@@ -332,28 +332,28 @@ msgstr "閉じる(&C)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "保存(&S)"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "名前を付けて保存(&A) …"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "エクスポート (&E)"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "分子"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "グラフィックス(&G) ..."
@@ -362,90 +362,101 @@ msgstr "グラフィックス(&G) ..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "終了(&Q)"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "最近のファイルはありません"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "編集 (&E)"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "グラフィックス(&G) ..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "表示 (&V)"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "背景色を設定(&B) ..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "投影法"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "透視投影法"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "正投影法"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "エクステンション (&E)"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "ヘルプ(&H)"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "サポートされているすべての形式（%1）;;すべてのファイル（*）;;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "ドキュメントの変更内容を保存しますか？"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "保存しないと変更した部分は失われます。"
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "ファイル形式を選択"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadroは「%1」を開くことができません。"
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "ファイルを開くことができません"
 
diff --git a/i18n/ka.po b/i18n/ka.po
index a15ce691..e64bf313 100644
--- a/i18n/ka.po
+++ b/i18n/ka.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.95.1\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2022-01-30 04:52+0000\n"
 "Last-Translator: Temuri Doghonadze <temuri@delta-net.ge>\n"
 "Language-Team: Georgian <https://hosted.weblate.org/projects/avogadro/"
@@ -30,104 +30,104 @@ msgstr "BackgroundFileFormat-ში ფაილის ფორმატი მ
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "BackgroundFileFormat-ში ფაილის სახელი მითითებული არაა!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "მზადაა…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "ხელსაწყო"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "ჩვენების ტიპები"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "კონფიგურაციის ნახვა"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "მოლეკულები"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "ფენები"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "ფაილი"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "ხელსაწყოები"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "უსახელო"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Chemical Markup Language - ენა"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "ქიმიური JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "ნაერთის ფაილის გახსნა"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "ფაილის გახსნის შეცდომა"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "მითითებული ფაილის %1 გახსნის შეცდომა"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "მოლეკულის გახსნა"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "ბრძანებები"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "შემოტანის გენერატორები"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "ფაილის ფორმატები"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "დამატების სკრიპტის დაყენება"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "სკრიპტის ტიპი:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "აირჩიეთ ფაილის წამკითხველი"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "ფაილის კითხვა"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -136,16 +136,16 @@ msgstr ""
 "ფაილის %1 გახსნა:\n"
 "%2-ით"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "მოლეკულა ჩაიტვირთა (%1 ატომი, %2 ბმა)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "ფაილის შეცდომა"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -154,17 +154,17 @@ msgstr ""
 "ფაილის %1 კითხვის შეცდომა:\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "ფაილი %1 ჩაწერილია"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "ფაილის ჩაწერის შეცდომა"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -174,11 +174,11 @@ msgstr ""
 "%1-ის ჩაწერის შეცდომა:\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "შეცდომა: OpenGL-ის ინიციალიზაციის პრობლემა"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -189,50 +189,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "უცნობი შეცდომა"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "ნავიგაციის ხელსაწყო"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "გამოსახულების გავრცელებული ფორმატები"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "ყველა ფაილი"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Bitmap გრაფიკის ექსპორტი"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "ფაილის შენახვის შეცდომა: %1 ."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -244,23 +244,23 @@ msgstr ""
 "\n"
 "გნებავთ ამავე ფორმატში გატანა თუ შევინახო სტანდარტულ ფორმატში?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "გატანა"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "ნაერთის ფაილის შენახვა"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "მოლეკულის გატანა"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "ფაილის შენახვა…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,37 +270,37 @@ msgstr ""
 "ფაილის %1 ჩაწერა:\n"
 "%2-ით"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&გაუქმება %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&დაბრუნება"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&თავიდან %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&თავიდან"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&გამოცდა"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "ჩაწერის გამოცდა…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "ტესტის დაკვრა…"
 
@@ -308,13 +308,13 @@ msgstr "ტესტის დაკვრა…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&ახალი"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&გახსნა…"
 
@@ -322,7 +322,7 @@ msgstr "&გახსნა…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&დახურვა"
 
@@ -330,27 +330,27 @@ msgstr "&დახურვა"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&შენახვა"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "შენახვა &როგორც…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&გატანა"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&მოლეკულა…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&გრაფიკა…"
 
@@ -358,88 +358,101 @@ msgstr "&გრაფიკა…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&გასვლა"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "უახლესი ფაილების გარეშე"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&ჩასწორება"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&გრაფიკა…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&ხედი"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "ფონს ფერის დაყენება…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "&პროექცია"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "პერსპექტივა"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "ორთოგრაფიული"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&გაფართოებები"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&დახმარება"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "ყველა მხარდაჭერილი ფორმატი (%1);;ყველა ფაილი (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "გნებავთ დოკუმენტის ცვლილებების შენახვა?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "თქვენი ცვლილებები დაიკარგება, თუ არ შეინახავთ."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "შეცდომა ფაილის ტიპ %1-ის კითხვისას."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "აირჩიეთ ფაილის ფორმატი"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro-მა ვერ გახსნა %1."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "ფაილის გახსნის შეცდომა"
 
diff --git a/i18n/kn.po b/i18n/kn.po
index 429d45ec..91290c31 100644
--- a/i18n/kn.po
+++ b/i18n/kn.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:22+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Kannada <kn@li.org>\n"
@@ -30,140 +30,140 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr ""
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr ""
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr ""
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr ""
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "ಶೀರ್ಷಿಕೆ ಇರದ %1"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "ಅವೊಗಡ್ರೊ"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "ಕಡತವನ್ನು ತೆರೆ"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "ಕಡತವನ್ನು ತೆರೆ"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -171,11 +171,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -183,50 +183,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "ಎಲ್ಲಾ ಕಡತಗಳು"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "ಅವೊಗಡ್ರೊ"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -234,23 +234,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr ""
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -258,38 +258,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "ಸಂಯೋಜನೆಗಳು"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -297,13 +297,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr ""
 
@@ -311,7 +311,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -319,28 +319,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "ಕಡತವನ್ನು ತೆರೆ"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -348,90 +348,99 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+#, fuzzy
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+M"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 #, fuzzy
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+M"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 #, fuzzy
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+M"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/ko.po b/i18n/ko.po
index 7f38dd35..8d9a6f0e 100644
--- a/i18n/ko.po
+++ b/i18n/ko.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:22+0000\n"
 "Last-Translator: seokhyun an <an6207@gmail.com>\n"
 "Language-Team: Korean <ko@li.org>\n"
@@ -30,147 +30,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "도구"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "표시 형식"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "분자"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&파일"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "도구"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "제목없음"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "%1 파일을 저장할 수 없습니다"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "%1 파일을 저장할 수 없습니다"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "분자"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "파일: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "파일 열기"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "파일: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "%1 파일을 저장할 수 없습니다"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "일반적인 이미지 포맷"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "모든 파일들"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "비트맵 그래픽으로 내보내기"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "%1 파일을 저장할 수 없습니다"
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "내보내기"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "분자모형 파일 불러오기"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "실행 취소(&U)"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "실행 취소(&U)"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "다시 실행(&R)"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "다시 실행(&R)"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "설정"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "테스트 녹화"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "테스트 실행"
@@ -307,13 +307,13 @@ msgstr "테스트 실행"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "새로 만들기(&N)"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "열기(&O)"
@@ -322,7 +322,7 @@ msgstr "열기(&O)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "닫기(&C)"
 
@@ -330,30 +330,30 @@ msgstr "닫기(&C)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "저장(&S)"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "다른 이름으로 저장(&A)..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "내보내기"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "분자"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "그래픽...(&G)"
@@ -362,92 +362,103 @@ msgstr "그래픽...(&G)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "끝내기(&Q)"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "편집(&E)"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "그래픽...(&G)"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "보기(&V)"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "바탕색 설정(&B)..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "확장 기능"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "도움말(&H)"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "문서의 변경된 사항을 저장하시겠습니까?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "저장하지 않으면 변경 사항을 잃어버리게 됩니다."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "파일: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "%1 파일을 저장할 수 없습니다"
diff --git a/i18n/ms.po b/i18n/ms.po
index 30135027..64b5c662 100644
--- a/i18n/ms.po
+++ b/i18n/ms.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-04-04 15:26+0000\n"
 "Last-Translator: Kazuki278 <muadz.hakim.7@gmail.com>\n"
 "Language-Team: Malay <https://hosted.weblate.org/projects/avogadro/"
@@ -35,109 +35,109 @@ msgstr "Tiada molekul yang ditetapkan di BackgroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 #, fuzzy
 msgid "Ready…"
 msgstr "Bersedia..."
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Alat"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Jenis Paparan"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Lihat Konfigurasi"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molekul"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Fail"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Alat"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Tiada tajuk"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1 %2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Bahasa Penanda Kimia"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Kimia JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Buka fail kimia"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Tidak dapat membuka fail"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Tidak dapat membuka fail yang dibekalkan %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Buka Molekul"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Fail ralat"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Pilih pembaca fail"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Fail Membaca"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -146,16 +146,16 @@ msgstr ""
 "Membuka fail '%1'\n"
 "dengan '%2'"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekul dimuat (%1 atom, %2 ikatan)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Fail ralat"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -164,20 +164,20 @@ msgstr ""
 "Ralat semasa membaca fail '%1':\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Tidak dapat simpan fail %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 #, fuzzy
 msgid "Error saving file"
 msgstr ""
 "Ralat semasa membaca fail '%1':\n"
 "%2"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -187,11 +187,11 @@ msgstr ""
 "Ralat semasa membaca fail '%1':\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -199,50 +199,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Format imej umum"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Semua fail"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Eksport Grafik Peta Bit"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Tidak dapat simpan fail %1"
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -250,24 +250,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Eksport"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Import Fail Molekul"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -277,39 +277,39 @@ msgstr ""
 "Membuka fail '%1'\n"
 "dengan '%2'"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "Buat &Asal"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "Buat &Asal"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "Buat &Semula"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "Buat &Semula"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Tetapan"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Rakam Ujian..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Main Ujian..."
@@ -318,13 +318,13 @@ msgstr "Main Ujian..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Baru"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "B&uka"
@@ -333,7 +333,7 @@ msgstr "B&uka"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "T&utup"
 
@@ -341,30 +341,30 @@ msgstr "T&utup"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Simpan"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Simp&an Sebagai..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Eksport"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekul"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafik..."
@@ -373,92 +373,103 @@ msgstr "&Grafik..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "Ke&luar"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Sunting"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Grafik..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Lihat"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Tetapkan Warna &Latar Belakang"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Unjuran"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspektif"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortografik"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Sambungan"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Bantuan"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Anda hendak simpan perubahan yang anda buat dalam dokumen?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Perubahan anda akan hilang jika anda tidak menyimpannya."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Pilih pembaca fail"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Tidak dapat simpan fail %1"
diff --git a/i18n/nb.po b/i18n/nb.po
index 42c7f261..ac92f213 100644
--- a/i18n/nb.po
+++ b/i18n/nb.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-15 07:35+0000\n"
 "Last-Translator: Allan Nordhøy <epost@anotheragency.no>\n"
 "Language-Team: Norwegian Bokmål <https://hosted.weblate.org/projects/"
@@ -35,110 +35,110 @@ msgstr "Inget filnavn satt i BackGroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "Inget filnavn satt i BackGroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 #, fuzzy
 msgid "Ready…"
 msgstr "Klar …"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Verktøy"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Visningstyper"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Vis oppsett"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molekyler"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Lag"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Fil"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Verktøy"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Uten tittel"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Kjemisk oppmerkingsspråk"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Kjemi-JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Åpne kjemifil"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Kan ikke åpne fil"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Kan ikke åpne angitt fil %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Åpne molekyl"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Kommandoer"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Inndata-generatorer"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Filformater"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Installer programtilleggsskript"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Skripttype:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Velg filleser"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Leser fil"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -147,16 +147,16 @@ msgstr ""
 "Åpner fil «%1»\n"
 "med «%2»"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekyl innlastet (%1 atomer, %2 bindinger)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Filfeil"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -165,17 +165,17 @@ msgstr ""
 "Klarte ikke å lese filen «%1»:\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Lagret fil %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Klarte ikke å lagre fil"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -185,11 +185,11 @@ msgstr ""
 "Klarte ikke å lagre «%1»\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Feil: Klarte ikke å igangsette OpenGL-kontekst"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -200,51 +200,51 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Ukjent feil"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Navigasjonsverktøy"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Vanlige bildeformater"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Alle filer"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 #, fuzzy
 msgid "Export Bitmap Graphics"
 msgstr "Eksporter bitmap-grafikk"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Kan ikke lagre fil %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -256,24 +256,24 @@ msgstr ""
 "\n"
 "Ønsker du å eksportere til nåværende format, eller lagre i et standardformat?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Eksporter"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Lagre kjemifil"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Eksporter molekyl"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 #, fuzzy
 msgid "Saving File in Progress…"
 msgstr "Lagrer fil …"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -283,37 +283,37 @@ msgstr ""
 "Lagrer fil «%1»\n"
 "med «%2»"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Angre %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Angre"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Gjenta %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Gjenta"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Testing"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Opptakstest …"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Avspillingstest …"
 
@@ -321,13 +321,13 @@ msgstr "Avspillingstest …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Ny"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Åpne …"
 
@@ -335,7 +335,7 @@ msgstr "&Åpne …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Lukk"
 
@@ -343,28 +343,28 @@ msgstr "&Lukk"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Lagre"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Lagre &som …"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Eksporter"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molekyl …"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Grafikk …"
 
@@ -372,91 +372,103 @@ msgstr "&Grafikk …"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Avslutt"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Ingen nylige filer"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Rediger"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Grafikk …"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl + A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Vis"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Sett bakgrunnsfarge …"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 #, fuzzy
 msgid "Projection"
 msgstr "Projeksjon"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspektiv"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortografisk"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Utvidelser"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Hjelp"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Alle støttede formater (%1);;Alle filer (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Vil du lagre endringene du har gjort i dokumentet?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Dine endringer vil gå tapt hvis du ikke lagrer dem."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl + S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl + D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Kunne ikke laste inn «%1»-filformatet."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Velg filformat"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro kan ikke åpne «%1»."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Kan ikke åpne filer"
 
diff --git a/i18n/nl.po b/i18n/nl.po
index 3538b7b3..8d4bde9b 100644
--- a/i18n/nl.po
+++ b/i18n/nl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Dutch <https://hosted.weblate.org/projects/avogadro/"
@@ -32,147 +32,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Werktuigen"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Display Types"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molecule"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "Bestand"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Werktuigen"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "naamloos"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Kan het bestand %1 niet opslaan."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Kan het bestand %1 niet opslaan."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molecule"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Bestand: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Bestand openen"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Bestand: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Kan het bestand %1 niet opslaan."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Veelvoorkomende afbeeldingformaten."
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Alle bestanden"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Bitmap Graphics exporteren"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Kan het bestand %1 niet opslaan."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exporteren"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importeer Molecule Bestand"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,39 +270,39 @@ msgstr ""
 "Bestand ‘%1’ opslaan\n"
 "met ‘%2’"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "Ongedaan Maken"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "Ongedaan Maken"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "Opnieuw"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "Opnieuw"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Instellingen"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Neem test op..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Speel test af..."
@@ -311,13 +311,13 @@ msgstr "Speel test af..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nieuw"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Openen"
@@ -326,7 +326,7 @@ msgstr "&Openen"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "Sluiten"
 
@@ -334,30 +334,30 @@ msgstr "Sluiten"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "Op&slaan"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Opslaan &Als"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exporteren"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molecule"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Graphics..."
@@ -366,92 +366,103 @@ msgstr "&Graphics..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quit"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "B&ewerk"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Graphics..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "Bekijk"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Stel Achtergrondkleur in..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projectie"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspectief"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Orthografisch"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Extensies"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Help"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Wil je de wijzigingen van dit document opslaan?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Jou veranderingen gaan verloren als je ze niet opslaat."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Fout bij het laden van de bestandsindeling ‘%1’."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Bestand: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro kan ‘%1’ niet openen."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Kan het bestand %1 niet opslaan."
diff --git a/i18n/oc.po b/i18n/oc.po
index 13021fb7..c3bde64f 100644
--- a/i18n/oc.po
+++ b/i18n/oc.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:24+0000\n"
 "Last-Translator: Cédric VALMARY (Tot en òc) <cvalmary@yahoo.fr>\n"
 "Language-Team: Occitan (post 1500) <oc@li.org>\n"
@@ -30,147 +30,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Aisinas"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Tipes d'afichatge"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molecula"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Fichièr"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Aisinas"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "sens títol"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Impossible d'enregistrar lo fichièr %1."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Impossible d'enregistrar lo fichièr %1."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molecula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Fichièr : "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Dobrir un fichièr"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Fichièr : "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Impossible d'enregistrar lo fichièr %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Formats usuals d'imatges"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Totes los fichièrs"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Exportar imatge bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Impossible d'enregistrar lo fichièr %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importar un fichièr de molecula"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,38 +266,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Anullar"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Anullar"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Restablir"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Restablir"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Paramètres"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -305,13 +305,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Novèl"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "Do&brir"
@@ -320,7 +320,7 @@ msgstr "Do&brir"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Tampar"
 
@@ -328,30 +328,30 @@ msgstr "&Tampar"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Enregistrar"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Enregistrar &jos..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molecula"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafics..."
@@ -360,93 +360,104 @@ msgstr "&Grafics..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Quitar"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editar"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Grafics..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Afichatge"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Definir la color d&e rèire plan..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Extensions"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ajuda"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Vòstras modificacions seràn perdudas se las enregistratz pas."
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 #, fuzzy
 msgid "Your changes will be lost if you don't save them."
 msgstr "Vòstras modificacions seràn perdudas se las enregistratz pas."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Fichièr : "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Impossible d'enregistrar lo fichièr %1."
diff --git a/i18n/pl.po b/i18n/pl.po
index f507f1b9..0c93e373 100644
--- a/i18n/pl.po
+++ b/i18n/pl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-07 00:40+0000\n"
 "Last-Translator: Urszula <urszula127@gmail.com>\n"
 "Language-Team: Polish <https://hosted.weblate.org/projects/avogadro/"
@@ -33,113 +33,113 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "Nie ustawiono nazwy pliku w BackgroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Gotowy…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Narzędzia"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Wyświetl Typy"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Wyświetl konfigurację"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Cząsteczka"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Warstwy"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Plik"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Narzędzia"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "bez nazwy"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Język znaczników chemicznych"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "JSON chemniczny"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Otwórz plik chemiczny"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Nie można było zapisać pliku %1."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Nie można było zapisać pliku %1."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Cząsteczka"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Komendy"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Generatory wejść"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Plik: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Zainstaluj Plugin Script"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Typ Skryptu:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Wybierz odtwarzacz plików"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Otwórz plik"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -148,17 +148,17 @@ msgstr ""
 "Otwieranie pliku '%1'\n"
 "z pomocą '%2'"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Naładowana cząsteczka (%1 atomy, %2 wiązania)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Plik: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -167,17 +167,17 @@ msgstr ""
 "Błąd podczas odczytu pliku \"%1\":\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Nie można było zapisać pliku %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -187,11 +187,11 @@ msgstr ""
 "Błąd podczas zapisywania pliku \"%1\":\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Błąd: nie można zainicjalizować kontekstu OpenGL"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -202,50 +202,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Nieznany błąd"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Narzędzie do nawigacji"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Typowe formaty obrazu"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Wszystkie pliki"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Eksportuj grafikę wektorową"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nie można było zapisać pliku %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -258,23 +258,23 @@ msgstr ""
 "Czy chcesz eksportować w bieżącym formacie, czy zapisać w formacie "
 "standardowym?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Eksportuj"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Zapisz plik chemiczny"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Eksportuj Molekułe"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Zapisywanie pliku"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -284,37 +284,37 @@ msgstr ""
 "Zapisywanie pliku \"%1\"\n"
 "z pomocą \"%2\""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Cofnij"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Cofnij"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Powtórz"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Powtórz"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "Ustawienia"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Rejestruj test..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Odtwórz test..."
 
@@ -322,13 +322,13 @@ msgstr "Odtwórz test..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nowy"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Otwórz"
@@ -337,7 +337,7 @@ msgstr "&Otwórz"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Zamknij"
 
@@ -345,30 +345,30 @@ msgstr "&Zamknij"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "Z&apisz"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Zapisz &jako..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Eksportuj"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Cząsteczka"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafika..."
@@ -377,92 +377,103 @@ msgstr "&Grafika..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Wyjście"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Edycja"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Grafika..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Widok"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Ustaw &kolor tła..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projekcja"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspektywa"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortograficzny"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Rozszerzenia"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Pomoc"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Wszystkie obsługiwane formaty (%1) ;; Wszystkie pliki (*) ;;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Czy chcesz zapisać zmiany które wprowadziłeś w dokumencie?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Wprowadzone zmiany zostaną utracone, jeśli ich nie zapiszesz."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Plik: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Nie można było zapisać pliku %1."
diff --git a/i18n/pt.po b/i18n/pt.po
index 24129156..79d88b2e 100644
--- a/i18n/pt.po
+++ b/i18n/pt.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Portuguese <https://hosted.weblate.org/projects/avogadro/"
@@ -34,108 +34,108 @@ msgstr "Nenhum nome de ficheiro definido em BackgroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "Nenhum nome de ficheiro definido em BackgroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 #, fuzzy
 msgid "Ready…"
 msgstr "Pronto..."
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Ferramentas"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Tipos de Visualização"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Ver Configurações"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Moléculas"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Ficheiro"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Ferramentas"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Sem título"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Linguagem de Marcação Química"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "JSON Químico"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Abrir ficheiro químico"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Não foi possível abrir o ficheiro"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Não foi possível abrir o ficheiro %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Abrir Molécula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Erro no ficheiro"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Selecione o leitor de ficheiro"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Ficheiro de leitura"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -144,16 +144,16 @@ msgstr ""
 "Abrindo o ficheiro '%1'\n"
 "com '%2'"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molécula carregada (%1 átomos, %2 ligações)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Erro no ficheiro"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -162,18 +162,18 @@ msgstr ""
 "Erro durante a leitura do ficheiro '%1':\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Não foi possível gravar o ficheiro %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 #, fuzzy
 msgid "Error saving file"
 msgstr "Erro ao inicial o servidor RPC:"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -183,11 +183,11 @@ msgstr ""
 "Erro durante a leitura do ficheiro '%1':\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Erro: Falha ao inicializar o contexto OpenGL"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -198,50 +198,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Erro desconhecido"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Ferramenta de navegação"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Formatos de imagem comuns"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Todos os ficheiros"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Exportar Gráficos Bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Não foi possível gravar o ficheiro %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -253,23 +253,23 @@ msgstr ""
 "\n"
 "Gostaria de exportar para o formato atual, ou gravar no formato padrão?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Salvar ficheiro químico"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Exportar Molécula"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -279,38 +279,38 @@ msgstr ""
 "Salvando ficheiro «%1»\n"
 "com «%2»"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Desfazer %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Anular"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Refazer %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Refazer"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Testes"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Salvar Teste..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Executar Teste..."
@@ -319,13 +319,13 @@ msgstr "Executar Teste..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Novo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Abrir"
@@ -334,7 +334,7 @@ msgstr "&Abrir"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Fechar"
 
@@ -342,29 +342,29 @@ msgstr "&Fechar"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Guardar"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Guard&ar Como..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Exportar"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Moléculas"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Gráficos..."
@@ -373,91 +373,102 @@ msgstr "&Gráficos..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Sair"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Nenhum ficheiro recente"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editar"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Gráficos..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Ver"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Mudar a Cor de &Fundo..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projecção"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspectiva"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortográfica"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Extensões"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ajuda"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Todos os formatos suportados (%1);;Todos os ficheiros (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Deseja gravar as alterações feitas no documento?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "As suas alterações serão perdidas se não as gravar."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Erro ao carregar o formato de ficheiro «%1»."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Selecione o leitor de ficheiro"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro não pode abrir «%1»."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Não foi possível abrir os ficheiros"
 
diff --git a/i18n/pt_BR.po b/i18n/pt_BR.po
index dfd5a0b9..31e7b8ca 100644
--- a/i18n/pt_BR.po
+++ b/i18n/pt_BR.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Portuguese (Brazil) <https://hosted.weblate.org/projects/"
@@ -35,108 +35,108 @@ msgstr "Nenhum nome de arquivo definido em BackgroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "Nenhum nome de arquivo definido em BackgroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 #, fuzzy
 msgid "Ready…"
 msgstr "Pronto..."
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Ferramentas"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Mostrar tipos"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Ver Configurações"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Moléculas"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Arquivo"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Ferramentas"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Sem título"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Linguagem de Marcação Química"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "JSON Químico"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Abrir arquivo químico"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Não foi possível abrir o arquivo"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Não foi possível abrir o arquivo %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Abrir Molécula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Erro no arquivo"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Selecione o leitor de arquivo"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Arquivo de leitura"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -145,16 +145,16 @@ msgstr ""
 "Abrindo o arquivo '%1'\n"
 "com '%2'"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molécula carregada (%1 átomos, %2 ligações)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Erro no arquivo"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -163,18 +163,18 @@ msgstr ""
 "Erro durante a leitura do arquivo '%1':\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Não foi possível salvar o arquivo %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 #, fuzzy
 msgid "Error saving file"
 msgstr "Erro ao inicial o servidor RPC:"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -184,11 +184,11 @@ msgstr ""
 "Erro durante a leitura do arquivo '%1':\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Erro: Falha ao inicializar o contexto OpenGL"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -199,50 +199,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Erro desconhecido"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Ferramenta de navegação"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Formatos comuns de imagens"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Todos arquivos"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Exportar Gráficos BMP"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Não foi possível salvar o arquivo %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -254,23 +254,23 @@ msgstr ""
 "\n"
 "Você gostaria de exportar para o formato atual, ou salvar no formato padrão?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exportar"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Salvar arquivo químico"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Exportar Molécula"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -280,38 +280,38 @@ msgstr ""
 "Salvando arquivo “%1”\n"
 "com “%2”"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Desfazer %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Desfazer"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Refazer %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Refazer"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Testes"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Salvar Teste..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Executar Teste..."
@@ -320,13 +320,13 @@ msgstr "Executar Teste..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Novo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Abrir"
@@ -335,7 +335,7 @@ msgstr "&Abrir"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Fechar"
 
@@ -343,29 +343,29 @@ msgstr "&Fechar"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Salvar"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Salvar &Como..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Exportar"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Moléculas"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Gráficos..."
@@ -374,91 +374,102 @@ msgstr "&Gráficos..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Sair"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Nenhum arquivo recente"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Editar"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Gráficos..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Exibir"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Definir Cor do &Plano de Fundo..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projeção"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspectiva"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortográfica"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Extensões"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ajuda"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Todos os formatos suportados (%1);;Todos os arquivos (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Deseja salvar as alterações feitas no documento?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "As alterações feitas serão perdidas se você não salvar."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Erro ao carregar o formato de arquivo “%1”."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Selecione o leitor de arquivo"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro não pode abrir “%1”."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Não foi possível abrir os arquivos %1"
 
diff --git a/i18n/ro.po b/i18n/ro.po
index 4ea0ecdf..728b2b54 100644
--- a/i18n/ro.po
+++ b/i18n/ro.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-02-09 04:50+0000\n"
 "Last-Translator: Irina Puscas <irinapuscas82@gmail.com>\n"
 "Language-Team: Romanian <https://hosted.weblate.org/projects/avogadro/"
@@ -34,144 +34,144 @@ msgstr "Nici o molecula setata in BackgroundFileFormat!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr ""
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr ""
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Moleculă"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr ""
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "fără nume"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Nu se poate salva fișierul %1."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Nu se poate salva fișierul %1."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Moleculă"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Fișier: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Deschide Fișier"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Fișier: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Nu se poate salva fișierul %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -179,11 +179,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -191,50 +191,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Formate comune pentru imagini"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Toate fișierele"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Exportă ca imagine bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nu se poate salva fișierul %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -242,24 +242,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Taie molecula"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -267,39 +267,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Setări"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Înregistrare test..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Vizualizare test"
@@ -308,13 +308,13 @@ msgstr "Vizualizare test"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr ""
 
@@ -322,7 +322,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -330,28 +330,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Moleculă"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -359,90 +359,102 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "Export Bitmap Graphics"
+msgid "&Copy Graphics"
+msgstr "Exportă ca imagine bitmap"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+M"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+M"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Vreți să salvați schimbările efectuate în document?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Modificările vor fi pierdute dacă nu le salvați."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Fișier: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Nu se poate salva fișierul %1."
diff --git a/i18n/ru.po b/i18n/ru.po
index 1f1dacec..3d78b4a2 100644
--- a/i18n/ru.po
+++ b/i18n/ru.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Russian <https://hosted.weblate.org/projects/avogadro/"
@@ -36,108 +36,108 @@ msgstr "В BackgroundFileFormat не задано имя файла!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "В BackgroundFileFormat не задано имя файла!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 #, fuzzy
 msgid "Ready…"
 msgstr "Подготовка..."
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Инструмент"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Стили отображения"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Просмотр конфигурации"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Молекулы"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Файл"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Инструмент"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Безымянный"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Язык химической разметки"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Химический JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Открыть химический файл"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Невозможно открыть файл"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Невозможно сохранить файл %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Открытая Молекула"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Ошибка файла"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Выбрать программу чтения файлов"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Чтение файла"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -146,16 +146,16 @@ msgstr ""
 "Открытие файла \"%1\"\n"
 "с '%2'"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Загруженная молекула (%1 атомов, %2 связи)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Ошибка файла"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -164,18 +164,18 @@ msgstr ""
 "Ошибка при чтении файла \"%1\":\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Невозможно сохранить файл %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 #, fuzzy
 msgid "Error saving file"
 msgstr "Ошибка запуска RPC-сервера:"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -185,11 +185,11 @@ msgstr ""
 "Ошибка при чтении файла \"%1\":\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Ошибка: не удалось инициализировать контекст OpenGL"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -200,50 +200,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Неизвестная ошибка"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Инструмент навигации"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Распространенные форматы изображений"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Все файлы"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Экспорт растрового изображения"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Невозможно сохранить файл %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -256,23 +256,23 @@ msgstr ""
 "Вы хотите экспортировать в текущий формат или сохранить в стандартном "
 "формате?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Экспортировать"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Сохранить химический файл"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Молекула Экспорта"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -282,38 +282,38 @@ msgstr ""
 "Сохранение файла «%1»\n"
 "с «%2»"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "& Отменить %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Отменить"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "& Повторить %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Повторить"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "& Тестирование"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Запись теста ..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Воспроизвести тест ..."
@@ -322,13 +322,13 @@ msgstr "Воспроизвести тест ..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "С&оздать"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Открыть"
@@ -337,7 +337,7 @@ msgstr "&Открыть"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Закрыть"
 
@@ -345,29 +345,29 @@ msgstr "&Закрыть"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Сохранить"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Сохранить &как..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Экспортировать"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Молекулы"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Графика..."
@@ -376,91 +376,102 @@ msgstr "&Графика..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "В&ыход"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Нет последних файлов"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Правка"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Графика..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Вид"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Выбрать &цвет фона..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Проекция"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Перспектива"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "oртографический вид"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Расширения"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Справка"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Все поддерживаемые форматы (%1) ;; Все файлы (*) ;;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Вы хотите сохранить изменения, внесенные в документ?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Изменения будут утеряны, если вы не сохраните их."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Ошибка при загрузке формата файла «%1»."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Выбрать программу чтения файлов"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Авогадро не может открыть «%1»."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Невозможно открыть файл"
 
diff --git a/i18n/sa.po b/i18n/sa.po
index 93d686a2..acd729e0 100644
--- a/i18n/sa.po
+++ b/i18n/sa.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-05-31 18:51+0000\n"
 "Last-Translator: rahul bahuguna <rahulbiit@gmail.com>\n"
 "Language-Team: Sanskrit <https://hosted.weblate.org/projects/avogadro/"
@@ -30,139 +30,139 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 #, fuzzy
 msgid "Ready…"
 msgstr "सज्ज :.."
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "उपकरण:"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "दर्शन भेद"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "विन्यास आरक्षयतु"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "अणु:"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr ""
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "उपकरण:"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "शीर्षकहीन"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "रसायन चिह्न भाषा"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "रासायनिक जे एस ओ ऐन"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "रासायनिक पत्रम उद्घाट्यतु"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "पत्रम उद्घाटयितुम न शक्यते"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "उपलब्ध पत्रम उद्घाटयितुम न शक्यते %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "अणु उद्घाटयतु"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "पत्र पाठयेता चिनोतु"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "इदानिं पत्रम पठति"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr "इदानिं %2 सह पत्रम %1 उदघाटयति"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -170,11 +170,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -182,50 +182,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -233,23 +233,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr ""
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -257,37 +257,37 @@ msgid ""
 "with “%2”"
 msgstr "इदानिं %2 सह पत्रम %1 उदघाटयति"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -295,13 +295,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr ""
 
@@ -309,7 +309,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -317,28 +317,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "अणु:"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -346,89 +346,97 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+msgid "Ctrl+Alt+C"
+msgstr ""
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "पत्र पाठयेता चिनोतु"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/sk.po b/i18n/sk.po
index 7a139261..020b1f73 100644
--- a/i18n/sk.po
+++ b/i18n/sk.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:25+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Slovak <sk@li.org>\n"
@@ -30,147 +30,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Nástroje"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Zobraziť typy"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molekula"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Súbor"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Nástroje"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "nepomenované"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avodagro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Nedá sa uložiť súbor %1."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Nedá sa uložiť súbor %1."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Súbor: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Otvor Súbor"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Súbor: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Nedá sa uložiť súbor %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Bežné formáty obrázkov"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Všetky súbory"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Exportovať Bitmapove Obrázky"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avodagro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Nedá sa uložiť súbor %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Export"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Import súboru molekúl"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Vrátiť späť"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Vrátiť späť"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Opakovať"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Opakovať"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Nastavenia"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Test nahrávania..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Test prehrávania..."
@@ -307,13 +307,13 @@ msgstr "Test prehrávania..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Nový"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Otvoriť"
@@ -322,7 +322,7 @@ msgstr "&Otvoriť"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Zavrieť"
 
@@ -330,30 +330,30 @@ msgstr "&Zavrieť"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Uložiť"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Uložiť &ako..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Export"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekula"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafický..."
@@ -362,92 +362,103 @@ msgstr "&Grafický..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Ukončiť"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Upraviť"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Grafický..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Pohľad"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Nastaviť farbu &pozadia..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Rozšírenia"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Pomocník"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Prajete si uložiť zmeny vykonané v dokumente?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Vaše zmeny sa stratia ak ich neuložíte"
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Súbor: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Nedá sa uložiť súbor %1."
diff --git a/i18n/sl.po b/i18n/sl.po
index 5190d5ff..44679b2d 100644
--- a/i18n/sl.po
+++ b/i18n/sl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:25+0000\n"
 "Last-Translator: Matej Urbančič <mateju@svn.gnome.org>\n"
 "Language-Team: Slovenian <sl@li.org>\n"
@@ -30,147 +30,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Orodja"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Vrste prikaza"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molekula"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Datoteka"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Orodja"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "neimenovano"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Ni mogoče shraniti datoteke %1."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Ni mogoče shraniti datoteke %1."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Datoteka: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Odpri datoteko"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Datoteka: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Ni mogoče shraniti datoteke %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Splošni zapis slike"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Vse datoteke"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Izvod bitne grafike"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Ni mogoče shraniti datoteke %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Izvozi"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Uvozi datoteko zapisa molekule"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Razveljavi"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Razveljavi"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Ponovno uveljavi"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Ponovno uveljavi"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Nastavitve"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Posnemi preizkus ..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Predvajaj preizkus ..."
@@ -307,13 +307,13 @@ msgstr "Predvajaj preizkus ..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Novo"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Odpri"
@@ -322,7 +322,7 @@ msgstr "&Odpri"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Zapri"
 
@@ -330,30 +330,30 @@ msgstr "&Zapri"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Shrani"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Shrani &kot ..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Izvozi"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekula"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafika ..."
@@ -362,92 +362,103 @@ msgstr "&Grafika ..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Končaj"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Uredi"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Grafika ..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Pogled"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Nastavi barvo &ozadja ..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projekcija"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspektiva"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Pravokotno"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Pripone"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "Pomo&č"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Ali želite shraniti spremembe v dokument?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "V kolikor sprememb ne shranite, bodo izgubljene."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Datoteka: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Ni mogoče shraniti datoteke %1."
diff --git a/i18n/sq.po b/i18n/sq.po
index 362201b3..bcc8d584 100644
--- a/i18n/sq.po
+++ b/i18n/sq.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:25+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Albanian <sq@li.org>\n"
@@ -30,146 +30,146 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Mjetet"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Llojet e Ekraneve"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molekula"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Skedari"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Mjetet"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "skedar pa emër"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekula"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Skedari: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Hape Skedarin"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Skedari: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -177,11 +177,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -189,50 +189,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Të gjithë skedarët"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -240,24 +240,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Eksporto"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Pri Molekulën"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -265,38 +265,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Zhbëj"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Zhbëj"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "&Ribëj"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Ribëj"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Rregullimet"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -304,13 +304,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&I Ri"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Hape"
@@ -319,7 +319,7 @@ msgstr "&Hape"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Mbylle"
 
@@ -327,30 +327,30 @@ msgstr "&Mbylle"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Ruaje"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Ruaji &Si..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Eksporto"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekula"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafikët..."
@@ -359,92 +359,103 @@ msgstr "&Grafikët..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Mbylle"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Modifiko"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Grafikët..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Shfaq"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Shtojcat"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Ndihmë"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Ndryshimet tuaja do të humbasin nëse nuk i ruani."
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 #, fuzzy
 msgid "Your changes will be lost if you don't save them."
 msgstr "Ndryshimet tuaja do të humbasin nëse nuk i ruani."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Skedari: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/sr.po b/i18n/sr.po
index a4017d6e..121c1344 100644
--- a/i18n/sr.po
+++ b/i18n/sr.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-08-20 01:04+0000\n"
 "Last-Translator: Nikola Matić <nikolamatic225@gmail.com>\n"
 "Language-Team: Serbian <https://hosted.weblate.org/projects/avogadro/"
@@ -34,108 +34,108 @@ msgstr "U BackgroundFileFormat -u nije postavljeno ime datoteke!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "U BackgroundFileFormat -u nije postavljeno ime datoteke!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 #, fuzzy
 msgid "Ready…"
 msgstr "Спреман..."
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Алатка"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Врсте приказа"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Подешавање приказа"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Молекули"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Datoteka"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Алатка"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Bez naslova"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 – Авогадро %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Обележивачки језик хемије"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Хемијски ЈСОН"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Отворите датотеку хемије"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Не могу да отворим датотеку"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Не могу да отворим достављену датотеку „%1“"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Отвори молекул"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Грешка датотеке"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Изабери читача датотеке"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Отвори датотеку"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -144,16 +144,16 @@ msgstr ""
 "Отварам датотеку „%1“\n"
 "са „%2“"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Молекул је учитан (%1 атома, %2 везе)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Грешка датотеке"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -162,18 +162,18 @@ msgstr ""
 "Грешка приликом читања датотеке „%1“:\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Ne mogu da sačuvam datoteku „%1“."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 #, fuzzy
 msgid "Error saving file"
 msgstr "Грешка покретања РПЦ сервера:"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -183,11 +183,11 @@ msgstr ""
 "Грешка приликом читања датотеке „%1“:\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Грешка: Нисам успео да покренем ОпенГЛ контекст"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -198,50 +198,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Непозната грешка"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Alatka za navigaciju"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Општи формати слике"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Све датотеке"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "БМП"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "ПНГ"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "ЈПЕГ"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Izvezi Bitmap Grafiku"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Ne mogu da sačuvam datoteku „%1“."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -253,23 +253,23 @@ msgstr ""
 "\n"
 "Да ли желите да извезете текући формат или да сачувате у стандардном формату?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Извези"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Сачувајте датотеку хемије"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Извези молекул"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -279,38 +279,38 @@ msgstr ""
 "Отварам датотеку „%1“\n"
 "са „%2“"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Опозови %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Опозови"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Понови „%1“"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Понови"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Тестирање"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Забележи тест..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Пусти тест..."
@@ -319,13 +319,13 @@ msgstr "Пусти тест..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Ново"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Отвори"
@@ -334,7 +334,7 @@ msgstr "&Отвори"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Затвори"
 
@@ -342,29 +342,29 @@ msgstr "&Затвори"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Сачувај"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Сачувај &као..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Izvezi"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Молекули"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Графици..."
@@ -373,91 +373,102 @@ msgstr "&Графици..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Изађи"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Нема скорашњих датотека"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Uredi"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Графици..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ктрл+А"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Pregled"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Постави боју &позадине..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Пројекција"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Перспектива"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Правописни"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Proširenja"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "По&моћ"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Сви подржани формати (%1);;Све датотеке (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Да ли желите да сачувате измене које сте направили у документу?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Ваше измене ће бити изгубљене ако их не сачувате."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ктрл+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ктрл+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, fuzzy, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Грешка приликом учитавања формата датотеке са иб-ом „%1“."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Изабери читача датотеке"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, fuzzy, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Авогадру је истекло време и не може да отвори „%1“."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Не могу да отворим датотеке"
 
diff --git a/i18n/sv.po b/i18n/sv.po
index 217951e8..41e04fb5 100644
--- a/i18n/sv.po
+++ b/i18n/sv.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Swedish <https://hosted.weblate.org/projects/avogadro/"
@@ -32,147 +32,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Verktyg"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Visningstyper"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "Molekyl"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&Arkiv"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Verktyg"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "namnlös"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "Filen %1 kan inte sparas."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Filen %1 kan inte sparas."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "Molekyl"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "Fil: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "Öppna fil"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "Fil: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Filen %1 kan inte sparas."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Vanliga bildformat"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Alla filer"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Exportera bitmappgrafik"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Filen %1 kan inte sparas."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,24 +243,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Exportera"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "Importera molekylfil"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -270,39 +270,39 @@ msgstr ""
 "Sparar filen ”%1”\n"
 "med ”%2”"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "&Ångra"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Ångra"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "Gö&r om"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "Gö&r om"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "Inställningar"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Spela in test..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Spela upp test..."
@@ -311,13 +311,13 @@ msgstr "Spela upp test..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Ny"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "&Öppna"
@@ -326,7 +326,7 @@ msgstr "&Öppna"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "Stän&g"
 
@@ -334,30 +334,30 @@ msgstr "Stän&g"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Spara"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "Spara s&om..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "Exportera"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Molekyl"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Grafik..."
@@ -366,92 +366,103 @@ msgstr "&Grafik..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "A&vsluta"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "R&edigera"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Grafik..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Visa"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Ange &bakgrundsfärg..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projektion"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspektiv"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ortografisk"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "Tillägg"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Hjälp"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Vill du spara ändringarna som du gjort i dokumentet?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Dina ändringar kommer att gå förlorade om du inte sparar dem."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Ett fel uppstod när ”%1” filformatet skulle laddas."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Fil: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro kan inte öppna ”%1”."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "Filen %1 kan inte sparas."
diff --git a/i18n/ta.po b/i18n/ta.po
index 3ecdc68c..1d4727e5 100644
--- a/i18n/ta.po
+++ b/i18n/ta.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:26+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Tamil <ta@li.org>\n"
@@ -30,139 +30,139 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr ""
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr ""
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "மூலக்கூறுவை கத்தரி"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr ""
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr ""
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "மூலக்கூறுவை கத்தரி"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr ""
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr ""
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -170,11 +170,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -182,50 +182,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -233,24 +233,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "மூலக்கூறுவை கத்தரி"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -258,37 +258,37 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr ""
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -296,13 +296,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr ""
 
@@ -310,7 +310,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -318,28 +318,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "மூலக்கூறுவை கத்தரி"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -347,88 +347,96 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+msgid "Ctrl+Alt+C"
+msgstr ""
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr ""
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr ""
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr ""
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/te.po b/i18n/te.po
index 0d4af8fe..c63939bc 100644
--- a/i18n/te.po
+++ b/i18n/te.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-10 06:26+0000\n"
 "Last-Translator: nrao <nagamalli.s@gmail.com>\n"
 "Language-Team: Telugu <te@li.org>\n"
@@ -30,147 +30,147 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "పనిముట్లు"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "చూపించు విధములు"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "అణువు"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "&ఫైల్"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "పనిముట్లు"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "విశేష నామము లేని"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "అవొగడ్రో"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "జబితా సేవ్ చేయలేను %1."
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "జబితా సేవ్ చేయలేను %1."
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "అణువు"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "దాఖలు: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "దస్త్రాన్ని తెరువు"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "దాఖలు: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "జబితా సేవ్ చేయలేను %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -190,50 +190,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "అన్ని ఫైళ్ళు"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "అవొగడ్రో"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "జబితా సేవ్ చేయలేను %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -241,24 +241,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "ఎగుమతి చెయ్యి"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "దిగుమతి మాలిక్యూల్ ఫైలు"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -266,39 +266,39 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "(&U) సరిచేయు"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "(&U) సరిచేయు"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "(&R) పునరాచరణ"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "(&R) పునరాచరణ"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "అమరికలు"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "పరిక్ష నమోదు"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "పరిక్ష ప్రదర్శించు"
@@ -307,13 +307,13 @@ msgstr "పరిక్ష ప్రదర్శించు"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "(&N) కొత్తది"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "(&O) తెరువు"
@@ -322,7 +322,7 @@ msgstr "(&O) తెరువు"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "(&C) మూసివేయి"
 
@@ -330,30 +330,30 @@ msgstr "(&C) మూసివేయి"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "(&S) దాచు"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "(&A) ఇలా దాచు..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "ఎగుమతి చెయ్యి"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "అణువు"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -361,91 +361,101 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "(&Q) విరమించు"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "(&E) సరిదిద్దు"
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "(&V) చూడు"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "ప్రదర్శన"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "దృష్టికోణం"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "పొడిగింతలు"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&సహాయం"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "జబితాలోని మార్పులను భద్రపర్చమంటారా?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "మీరు చేసిన మార్పులు దాచనిచో పోవును."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "దాఖలు: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "జబితా సేవ్ చేయలేను %1."
diff --git a/i18n/th.po b/i18n/th.po
index 73ef5c8d..1c27567e 100644
--- a/i18n/th.po
+++ b/i18n/th.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2016-06-25 07:57+0000\n"
 "Last-Translator: Rockworld <sumoisrock@gmail.com>\n"
 "Language-Team: Thai <th@li.org>\n"
@@ -30,144 +30,144 @@ msgstr ""
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr ""
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr ""
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr ""
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr ""
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 #, fuzzy
 msgid "Molecules"
 msgstr "โมเลกุล"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr ""
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr ""
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 #, fuzzy
 msgid "Untitled"
 msgstr "ไม่มีหัวเรื่อง"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 #, fuzzy
 msgid "Cannot open file"
 msgstr "ไม่สามารถบันทึกแฟ้ม %1"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, fuzzy, qt-format
 msgid "Can't open supplied file %1"
 msgstr "ไม่สามารถบันทึกแฟ้ม %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "โมเลกุล"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "แฟ้ม: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "เปิดแฟ้ม"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "แฟ้ม: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "ไม่สามารถบันทึกแฟ้ม %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -175,11 +175,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -187,50 +187,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "รูปแบบแฟ้มรูปภาพทั่วไป"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "แฟ้มทั้งหมด"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr ""
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr ""
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "ไม่สามารถบันทึกแฟ้ม %1"
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -238,24 +238,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr ""
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "ตัดโมเลกุล"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -263,38 +263,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr ""
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr ""
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "ตั้งค่า"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -302,13 +302,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr ""
 
@@ -316,7 +316,7 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr ""
 
@@ -324,28 +324,28 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr ""
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "โมเลกุล"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -353,90 +353,98 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr ""
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr ""
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+msgid "Ctrl+Alt+C"
+msgstr ""
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr ""
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr ""
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr ""
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr ""
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "คุณต้องการจะบันทึกการเปลี่ยนแปลงไปยังเอกสารหรือไม่?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "การเปลี่ยนแปลงของคุณที่ทำไว้จะสูญหาย ถ้าไม่ได้บันทึก"
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr ""
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr ""
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "แฟ้ม: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 #, fuzzy
 msgid "Cannot open files"
 msgstr "ไม่สามารถบันทึกแฟ้ม %1"
diff --git a/i18n/tr.po b/i18n/tr.po
index 68a991a1..40ffefe6 100644
--- a/i18n/tr.po
+++ b/i18n/tr.po
@@ -11,7 +11,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-10-03 17:37+0000\n"
 "Last-Translator: Oğuz Ersen <oguzersen@protonmail.com>\n"
 "Language-Team: Turkish <https://hosted.weblate.org/projects/avogadro/"
@@ -36,104 +36,104 @@ msgstr "BackgroundFileFormat'ta dosya biçimi ayarlanmadı!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "BackgroundFileFormat'da dosya adı ayarlanmadı!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Hazır…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Araç"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Tipleri Görüntüle"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Yapılandırmayı Görüntüle"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Molekül"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Katmanlar"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "Dosya"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Araçlar"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "İsimsiz"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Kimyasal Biçimlendirme Dili (Markup Language)"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Kimyasal JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Kimyasal dosyayı aç"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Dosya açılamıyor"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Sağlanan %1 dosyası açılamıyor"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Molekülü aç"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Komutlar"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Girdi Oluşturucuları"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Dosya Biçimleri"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Eklenti Betiğini Kur"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Betik Türü:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Dosya okuyucuyu seç"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Dosya Okuma"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -142,16 +142,16 @@ msgstr ""
 "'%1' dosyası\n"
 "'%2' ile açılıyor"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Molekül yüklendi (%1 atom, %2 bağ)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Dosya hatası"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -160,17 +160,17 @@ msgstr ""
 "'%1' dosyası okunurken hata:\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "%1 dosyası kaydedildi"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Dosya kaydedilirken hata oluştu"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -180,11 +180,11 @@ msgstr ""
 "'%1' kaydedilirken hata oluştu:\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Hata: OpenGL içeriği başlatılamadı"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -195,50 +195,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Bilinmeyen hata"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Gezinme aracı"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Genel resim biçimleri"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Tüm Dosyalar"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Dışa Aktar Bitmap"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Dosya kaydedilemiyor %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -251,23 +251,23 @@ msgstr ""
 "Mevcut biçime aktarmak mı yoksa standart bir biçimde kaydetmek mi "
 "istiyorsunuz?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Dışa Aktar"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Kimyasal dosyayı kaydedin"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Molekül Dosyasını İçe Aktar"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Dosya Kaydetme Devam Ediyor…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -277,37 +277,37 @@ msgstr ""
 "“%1” dosyası kaydediliyor\n"
 "“%2” ile"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Geri Al %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Geri Al"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Yinele %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Yinele"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Test et"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Testi kaydet…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Testi oynat…"
 
@@ -315,13 +315,13 @@ msgstr "Testi oynat…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "Ye&ni"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Aç…"
 
@@ -329,7 +329,7 @@ msgstr "&Aç…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "&Kapat"
 
@@ -337,27 +337,27 @@ msgstr "&Kapat"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Kaydet"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "&Farklı Kaydet…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Dışa Aktar"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "&Molekül…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "&Grafikler…"
 
@@ -365,88 +365,101 @@ msgstr "&Grafikler…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Çıkış"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Yeni dosya yok"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Düzenle"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "&Grafikler…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Göster"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Arka Plan Rengini Ayarla…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Projeksiyon"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Perspektif"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "İmla"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Eklentiler"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Yardım"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Desteklenen tüm biçimler (%1) ;; Tüm dosyalar (*) ;;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Değişiklikleri belgeye kaydetmek istiyor musunuz?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Kaydetmezseniz yaptığınız değişiklikler kaybolacak."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "“%1” dosya biçimi yüklenirken hata oluştu."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Dosya biçimi seç"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro “%1”i açamıyor."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Dosyalar açılamıyor"
 
diff --git a/i18n/ug.po b/i18n/ug.po
index 7ada1194..d245846d 100644
--- a/i18n/ug.po
+++ b/i18n/ug.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-10-14 18:32+0000\n"
 "Last-Translator: ejatjon amar <3395087980@qq.com>\n"
 "Language-Team: Uyghur <https://hosted.weblate.org/projects/avogadro/"
@@ -32,142 +32,142 @@ msgstr "BackgroundFileFormat دا ھۆججەت فورماتى يوق!"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "BackgroundFileFormat دا ھۆججەت ئىسمى يوق!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "تەييار…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "قورال"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "تىپلارنى كۆرسىتىش"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "سەپلىمىنى كۆرۈش"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "مولېكۇلا"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "قەۋەت"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "ھۆججەت"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "قوراللار"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "ماۋزۇسىز"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr ""
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr ""
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr ""
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 #, fuzzy
 msgid "Open Molecule"
 msgstr "مولېكۇلا"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "ھۆججەت: "
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr ""
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 #, fuzzy
 msgid "Reading File"
 msgstr "ھۆججەت ئاچ"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 #, fuzzy
 msgid "File error"
 msgstr "ھۆججەت: "
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr ""
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -175,11 +175,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr ""
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -187,50 +187,50 @@ msgid ""
 "%1"
 msgstr ""
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr ""
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr ""
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr ""
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "ھەممە ھۆججەتلەر"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr ""
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr ""
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -238,24 +238,24 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "چىقار"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 #, fuzzy
 msgid "Export Molecule"
 msgstr "مولېكۇلا"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -263,38 +263,38 @@ msgid ""
 "with “%2”"
 msgstr ""
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, fuzzy, qt-format
 msgid "&Undo %1"
 msgstr "يېنىۋال(&U)"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "يېنىۋال(&U)"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, fuzzy, qt-format
 msgid "&Redo %1"
 msgstr "قايتىلا(&R)"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "قايتىلا(&R)"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 #, fuzzy
 msgid "&Testing"
 msgstr "تەڭشەكلەر"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr ""
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr ""
 
@@ -302,13 +302,13 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "يېڭى(&N)"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "ئاچ(&O)"
@@ -317,7 +317,7 @@ msgstr "ئاچ(&O)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "ياپ(&C)"
 
@@ -325,30 +325,30 @@ msgstr "ياپ(&C)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "ساقلا(&S)"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "باشقا ئاتتا ساقلا(&A)…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 #, fuzzy
 msgid "&Export"
 msgstr "چىقار"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "مولېكۇلا"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr ""
 
@@ -356,94 +356,104 @@ msgstr ""
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "چېكىن(&Q)"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr ""
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "تەھرىر(&E)"
 
+#: mainwindow.cpp:1792
+msgid "&Copy Graphics"
+msgstr ""
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+O"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+O"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "كۆرۈنۈش(&V)"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "تەگلىك رەڭگىنى بەلگىلەش(&B)…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr ""
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr ""
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr ""
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 #, fuzzy
 msgid "&Extensions"
 msgstr "كېڭەيتمىلەر"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "ياردەم(&H)"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "ئەگەر ساقلىمىسىڭىز ئۆزگەرتكەنلىرىڭىزنىڭ ھەممىسى يوقايدۇ."
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 #, fuzzy
 msgid "Your changes will be lost if you don't save them."
 msgstr "ئەگەر ساقلىمىسىڭىز ئۆزگەرتكەنلىرىڭىزنىڭ ھەممىسى يوقايدۇ."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 #, fuzzy
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+O"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "ھۆججەت: "
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr ""
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr ""
 
diff --git a/i18n/uk.po b/i18n/uk.po
index f05ca474..f8181555 100644
--- a/i18n/uk.po
+++ b/i18n/uk.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-11-13 17:53+0000\n"
 "Last-Translator: Tymofii Lytvynenko <till.svit@gmail.com>\n"
 "Language-Team: Ukrainian <https://hosted.weblate.org/projects/avogadro/"
@@ -34,104 +34,104 @@ msgstr "У BackgroundFileFormat не встановлено формат фай
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "Назви файлу не встановлено у BackgroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Готово…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "Засіб"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Типи показу"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Переглянути конфігурацію"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Молекули"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Шари"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "Файл"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "Засоби"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Без назви"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Авоґадро %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Мова хімічної розмітки"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "Хімічний JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Відкрити хімічний файл"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Не вдається відкрити файл"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Не вдається відкрити наданий файл %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Відкрита молекула"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Команди"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Генератори вхідних даних"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Формат файлу:"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Установити скрипт плагіна"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Тип скрипта:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Оберіть читач файлу"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Читання файлу"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -140,16 +140,16 @@ msgstr ""
 "Відкриття файлу '%1'\n"
 "з '%2'"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Молекула завантажила (%1 атомів, %2 зв'язків)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Помилка файлу"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -158,18 +158,18 @@ msgstr ""
 "Помилка під час читання файлу '%1':\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Не вдалося зберегти файл %1."
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 #, fuzzy
 msgid "Error saving file"
 msgstr "Помилка запуску сервера RPC:"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -179,11 +179,11 @@ msgstr ""
 "Помилка під час читання файлу '%1':\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Помилка: Не вдалося ініціалізувати контекст OpenGL"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -194,50 +194,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Невідома помилка"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Знаряддя навігації"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Поширені формати зображень"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Усі файли"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Експорт до растрового зображення"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Не вдалося зберегти файл %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -250,23 +250,23 @@ msgstr ""
 "Ви хочете експортувати до поточного формату або зберегти в усталеному "
 "форматі?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Експортувати"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Зберегти хімічний файл"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Експорт молекули"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -276,38 +276,38 @@ msgstr ""
 "Відкриття файлу '%1'\n"
 "з '%2'"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&Повернути %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Вернути"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&Повторити %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Повторити"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&Тестування"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "Записати тест…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "Відтворити тест…"
@@ -316,13 +316,13 @@ msgstr "Відтворити тест…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "&Створити"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "Відкрити"
@@ -331,7 +331,7 @@ msgstr "Відкрити"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "За&крити"
 
@@ -339,29 +339,29 @@ msgstr "За&крити"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Зберегти"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "З&берегти як..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Експорт"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "Молекули"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "&Графіка…"
@@ -370,91 +370,102 @@ msgstr "&Графіка…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "Ви&йти"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Немає останніх файлів"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "З&міни"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "&Графіка…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "П&ерегляд"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "Встановити колір &тла..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Проєкція"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Перспектива"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Ортографічна"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&Розширення"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "Довідка"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Усі підтримувані формати (%1);;Усі файли (*);;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "Бажаєте зберегти внесені Вами у документ зміни?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Внесені вами зміни буде втрачено, якщо ви не збережете їх."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, fuzzy, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Помилка під час завантаження FileFormat з ідентифікатором '%1'."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "Оберіть читач файлу"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, fuzzy, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Час очікування Avogadro закінчився і не може відкрити \"%1\"."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Не вдається відкрити файли"
 
diff --git a/i18n/vi.po b/i18n/vi.po
index 3c4a5f7a..6b13e846 100644
--- a/i18n/vi.po
+++ b/i18n/vi.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2022-03-14 06:58+0000\n"
 "Last-Translator: Tsuki <danghoangtuan526@gmail.com>\n"
 "Language-Team: Vietnamese <https://hosted.weblate.org/projects/avogadro/"
@@ -32,106 +32,106 @@ msgstr "Không có định dạng tệp nào được đặt trong BackgroundFil
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "Không có tên tệp nào được đặt trong BackgroundFileFormat!"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "Sẵn sàng…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 #, fuzzy
 msgid "Tool"
 msgstr "Công cụ"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "Kiểu hiển thị"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "Xem cấu hình"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "Phân tử"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr "Lớp"
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "Tập tin"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "Công cụ"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "Chưa đặt tên"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1 %2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "Ngôn ngữ đánh dấu hóa học"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "JSON hóa học"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "Mở tệp hóa chất"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "Không thể mở tệp"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "Không thể mở tệp được cung cấp %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "Mở phân tử"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "Lệnh"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "Máy phát điện đầu vào"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "Định dạng tệp"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "Cài đặt tập lệnh plugin"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "Loại tập lệnh:"
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "Chọn trình đọc tệp"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "Đọc tệp"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -140,16 +140,16 @@ msgstr ""
 "Đang mở tệp '%1'\n"
 "với '%2'"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "Phân tử được nạp (%1 nguyên tử, %2 liên kết)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "Lỗi tập tin"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -158,17 +158,17 @@ msgstr ""
 "Lỗi khi đọc tệp '%1':\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "Đã lưu tệp %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "Lỗi khi lưu tệp"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -178,11 +178,11 @@ msgstr ""
 "Lỗi khi lưu '%1':\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "Lỗi: Không thể khởi chạy ngữ cảnh OpenGL"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -193,50 +193,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "Lỗi không xác định"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "Công cụ điều hướng"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "Các dạng hình ảnh chung"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "Tất cả các tập tin"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "Xuất đồ họa điểm ảnh"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "Không thể lưu tập tin %1."
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -248,23 +248,23 @@ msgstr ""
 "\n"
 "Bạn muốn xuất sang định dạng hiện tại hay lưu ở định dạng chuẩn?"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "Xuất ra"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "Lưu tệp hóa chất"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "Xuất phân tử"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "Đang lưu tệp…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -274,37 +274,37 @@ msgstr ""
 "Đang lưu tệp “%1”\n"
 "với “%2”"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "& Hoàn tác %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "&Hoàn lại"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "& Làm lại %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "&Làm lại"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "& Thử nghiệm"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "Ghi lại bài kiểm tra…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "Bắt đầu bài kiểm tra…"
 
@@ -312,13 +312,13 @@ msgstr "Bắt đầu bài kiểm tra…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "Tạo &Mới"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "&Mở…"
 
@@ -326,7 +326,7 @@ msgstr "&Mở…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "Đón&g"
 
@@ -334,27 +334,27 @@ msgstr "Đón&g"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "&Lưu"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "Lưu thành…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&Xuất ra"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "& Phân tử…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "& Đồ họa…"
 
@@ -362,88 +362,101 @@ msgstr "& Đồ họa…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "&Thoát"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "Không có tệp nào gần đây"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "&Sửa"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "& Đồ họa…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "&Xem"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "Đặt màu nền…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "Phép chiếu"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "Phối cảnh"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "Phép chiếu trực giao"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "Tiện ích mở rộng"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "&Trợ giúp"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "Tất cả các định dạng được hỗ trợ (%1) ;; Tất cả các tệp (*) ;;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "Bạn có muốn lưu các thay đổi vào tài liệu không?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "Các thay đổi của bạn sẽ bị mất nếu bạn không lưu lại."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "Lỗi khi tải định dạng tệp “%1”."
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "Chọn định dạng tệp"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro không thể mở “%1”."
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "Không thể mở tệp"
 
diff --git a/i18n/zh_CN.po b/i18n/zh_CN.po
index fa3b30f1..1d39baf4 100644
--- a/i18n/zh_CN.po
+++ b/i18n/zh_CN.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2021-12-07 16:50+0000\n"
 "Last-Translator: 刘韬 <lyuutau@outlook.com>\n"
 "Language-Team: Chinese (Simplified) <https://hosted.weblate.org/projects/"
@@ -33,104 +33,104 @@ msgstr "BackgroundFileFormat 中没有设置文件格式！"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr "没有在 BackgroundFileFormat 中设置文件名！"
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 msgid "Ready…"
 msgstr "就绪…"
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "工具"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "显示类型"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "查看配置"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "分子"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 msgid "File"
 msgstr "文件"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 msgid "Tools"
 msgstr "工具"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "无标题"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr "化学标记语言"
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr "化学 JSON"
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr "打开化学文件"
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "无法打开文件"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "无法打开提供的文件 %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "打开分子"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr "命令"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr "输入生成器"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "File Formats"
 msgstr "文件格式"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr "安装插件脚本"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr "脚本类型："
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "选择文件阅读器"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "读取文件"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -139,16 +139,16 @@ msgstr ""
 "打开文件“ %1”\n"
 "使用“ %2”"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "分子已加载 （%1 个原子， %2 个键）"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "文件错误"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
@@ -157,17 +157,17 @@ msgstr ""
 "读取文件“ %1”时出错：\n"
 "%2"
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "保存的文件 %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr "保存文件时出错"
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -177,11 +177,11 @@ msgstr ""
 "保存“%1”时出错：\n"
 "%2"
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "错误：初始化 OpenGL 上下文失败"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "未知错误"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "导航工具"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "常见的图像格式"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "所有文件"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "导出位图图形"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "无法保存文件 %1。"
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -246,23 +246,23 @@ msgstr ""
 "\n"
 "你要导出为当前格式，还是以标准格式保存？"
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "导出"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr "保存化学文件"
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "导出分子"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr "正在保存文件…"
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -272,37 +272,37 @@ msgstr ""
 "打开文件“ %1”\n"
 "使用“ %2”"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "撤销(&U) %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "撤销(&U)"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "重做(&R) %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "重做(&R)"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "测试(&T)"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 msgid "Record test…"
 msgstr "录制测试…"
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 msgid "Play test…"
 msgstr "播放测试…"
 
@@ -310,13 +310,13 @@ msgstr "播放测试…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "新建(&N)"
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 msgid "&Open…"
 msgstr "打开(&O)…"
 
@@ -324,7 +324,7 @@ msgstr "打开(&O)…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "关闭(&C)"
 
@@ -332,27 +332,27 @@ msgstr "关闭(&C)"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "保存(&S)"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 msgid "Save &As…"
 msgstr "另存为(&A)…"
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "导出(&E)"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 msgid "&Molecule…"
 msgstr "分子(&M)…"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 msgid "&Graphics…"
 msgstr "图形(&G)…"
 
@@ -360,88 +360,101 @@ msgstr "图形(&G)…"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "退出(&Q)"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "无最近文件"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "编辑(&E)"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+#| msgid "&Graphics…"
+msgid "&Copy Graphics"
+msgstr "图形(&G)…"
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgctxt "Select All"
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "视图(&V)"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 msgid "Set Background Color…"
 msgstr "设置背景颜色…"
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "投影方法"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "透视"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "正交"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "扩展(&E)"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "帮助(&H)"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr "所有受支持的格式（%1）;;所有文件（*）;;"
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 msgid "Do you want to save the changes to the document?"
 msgstr "是否要保存对文档的更改？"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "如果不保存，您的更改将丢失。"
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, fuzzy, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr "加载 ID 为 %1 的 FileFormat 时出错。"
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 msgid "Select file format"
 msgstr "选择文件格式"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro 无法打开“%1”。"
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "无法打开文件"
 
diff --git a/i18n/zh_TW.po b/i18n/zh_TW.po
index c64220d9..61279a02 100644
--- a/i18n/zh_TW.po
+++ b/i18n/zh_TW.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-03-20 02:22+0000\n"
+"POT-Creation-Date: 2022-05-01 03:21+0000\n"
 "PO-Revision-Date: 2022-01-27 21:56+0000\n"
 "Last-Translator: 謝宗儒 <zongruxie4@gmail.com>\n"
 "Language-Team: Chinese (Traditional) <https://hosted.weblate.org/projects/"
@@ -33,108 +33,108 @@ msgstr "BackgroundFileFormat 中沒有設置文件格式！"
 msgid "No file name set in BackgroundFileFormat!"
 msgstr ""
 
-#: mainwindow.cpp:300
+#: mainwindow.cpp:302
 #, fuzzy
 msgid "Ready…"
 msgstr "就緒..."
 
-#: mainwindow.cpp:342
+#: mainwindow.cpp:344
 msgid "Tool"
 msgstr "工具"
 
-#: mainwindow.cpp:346
+#: mainwindow.cpp:348
 msgid "Display Types"
 msgstr "顯示的項目"
 
-#: mainwindow.cpp:357
+#: mainwindow.cpp:359
 msgid "View Configuration"
 msgstr "查看配置"
 
-#: mainwindow.cpp:363
+#: mainwindow.cpp:365
 msgid "Molecules"
 msgstr "分子"
 
-#: mainwindow.cpp:372
+#: mainwindow.cpp:374
 msgid "Layers"
 msgstr ""
 
-#: mainwindow.cpp:391
+#: mainwindow.cpp:393
 #, fuzzy
 msgid "File"
 msgstr "檔案"
 
-#: mainwindow.cpp:396
+#: mainwindow.cpp:398
 #, fuzzy
 msgid "Tools"
 msgstr "工具"
 
-#: mainwindow.cpp:629
+#: mainwindow.cpp:631
 msgid "Untitled"
 msgstr "未命名"
 
-#: mainwindow.cpp:634
+#: mainwindow.cpp:636
 #, fuzzy, qt-format
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
 msgstr "%1%2 - Avogadro %3"
 
-#: mainwindow.cpp:690 mainwindow.cpp:1328
+#: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
 msgstr ""
 
-#: mainwindow.cpp:691 mainwindow.cpp:1327
+#: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
 msgstr ""
 
-#: mainwindow.cpp:697
+#: mainwindow.cpp:699
 msgid "Open chemical file"
 msgstr ""
 
-#: mainwindow.cpp:715 mainwindow.cpp:739 mainwindow.cpp:1235
-#: mainwindow.cpp:2055
+#: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
+#: mainwindow.cpp:2087
 msgid "Cannot open file"
 msgstr "無法開啟檔案"
 
-#: mainwindow.cpp:716 mainwindow.cpp:740 mainwindow.cpp:1236
+#: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
 #, qt-format
 msgid "Can't open supplied file %1"
 msgstr "無法開啟提供的檔案 %1"
 
-#: mainwindow.cpp:729
+#: mainwindow.cpp:731
 msgid "Open Molecule"
 msgstr "開啟分子"
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Commands"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
-#: mainwindow.cpp:753
+#: mainwindow.cpp:755
 #, fuzzy
 msgid "File Formats"
 msgstr "檔案錯誤"
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Install Plugin Script"
 msgstr ""
 
-#: mainwindow.cpp:757
+#: mainwindow.cpp:759
 msgid "Script Type:"
 msgstr ""
 
-#: mainwindow.cpp:805 mainwindow.cpp:1231
+#: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
 msgstr "選擇檔案閱讀器"
 
-#: mainwindow.cpp:834
+#: mainwindow.cpp:836
 msgid "Reading File"
 msgstr "讀取檔案"
 
-#: mainwindow.cpp:836
+#: mainwindow.cpp:838
 #, qt-format
 msgid ""
 "Opening file '%1'\n"
@@ -143,33 +143,33 @@ msgstr ""
 "開啟檔案 '%1'\n"
 "使用 '%2'"
 
-#: mainwindow.cpp:867
+#: mainwindow.cpp:869
 #, qt-format
 msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr "分子已載入(%1 個原子, %2 個鍵結)"
 
-#: mainwindow.cpp:872
+#: mainwindow.cpp:874
 msgid "File error"
 msgstr "檔案錯誤"
 
-#: mainwindow.cpp:873
+#: mainwindow.cpp:875
 #, qt-format
 msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:900
+#: mainwindow.cpp:902
 #, fuzzy, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
 msgstr "無法存檔 %1"
 
-#: mainwindow.cpp:908
+#: mainwindow.cpp:910
 msgid "Error saving file"
 msgstr ""
 
-#: mainwindow.cpp:909
+#: mainwindow.cpp:911
 #, qt-format
 msgctxt "%1 = file name, %2 = error message"
 msgid ""
@@ -177,11 +177,11 @@ msgid ""
 "%2"
 msgstr ""
 
-#: mainwindow.cpp:948
+#: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
 msgstr "錯誤: 初始化 OpenGL 景況失敗"
 
-#: mainwindow.cpp:949
+#: mainwindow.cpp:951
 #, qt-format
 msgid ""
 "OpenGL 2.0 or greater required, exiting.\n"
@@ -192,50 +192,50 @@ msgstr ""
 "\n"
 "%1"
 
-#: mainwindow.cpp:950
+#: mainwindow.cpp:952
 msgid "Unknown error"
 msgstr "未知錯誤"
 
-#: mainwindow.cpp:1076 mainwindow.cpp:1077
+#: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
 msgstr "導覽工具"
 
-#: mainwindow.cpp:1153
+#: mainwindow.cpp:1199
 msgid "Common image formats"
 msgstr "常見的影像檔案格式"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "All files"
 msgstr "所有檔案"
 
-#: mainwindow.cpp:1155
+#: mainwindow.cpp:1201
 msgid "BMP"
 msgstr "BMP"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "PNG"
 msgstr "PNG"
 
-#: mainwindow.cpp:1156
+#: mainwindow.cpp:1202
 msgid "JPEG"
 msgstr "JPEG"
 
-#: mainwindow.cpp:1165
+#: mainwindow.cpp:1211
 msgid "Export Bitmap Graphics"
 msgstr "匯出點陣圖"
 
 #. i18n: file: mainwindow.ui:14
 #. i18n: ectx: property (windowTitle), widget (QMainWindow, MainWindow)
-#: mainwindow.cpp:1204 mainwindow.cpp:1301 mainwindow.cpp:1952:33
+#: mainwindow.cpp:1222 mainwindow.cpp:1324 mainwindow.cpp:1984:33
 msgid "Avogadro"
 msgstr "Avogadro 亞佛加厥"
 
-#: mainwindow.cpp:1205
+#: mainwindow.cpp:1223
 #, qt-format
 msgid "Cannot save file %1."
 msgstr "無法存檔 %1"
 
-#: mainwindow.cpp:1302
+#: mainwindow.cpp:1325
 msgid ""
 "This file was imported from a non-standard format which may not be able to "
 "write all of the information in the molecule.\n"
@@ -243,23 +243,23 @@ msgid ""
 "Would you like to export to the current format, or save in a standard format?"
 msgstr ""
 
-#: mainwindow.cpp:1309
+#: mainwindow.cpp:1332
 msgid "Export"
 msgstr "匯出"
 
-#: mainwindow.cpp:1334
+#: mainwindow.cpp:1357
 msgid "Save chemical file"
 msgstr ""
 
-#: mainwindow.cpp:1362
+#: mainwindow.cpp:1385
 msgid "Export Molecule"
 msgstr "匯出分子檔案"
 
-#: mainwindow.cpp:1414
+#: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
 msgstr ""
 
-#: mainwindow.cpp:1416
+#: mainwindow.cpp:1439
 #, fuzzy, qt-format
 msgctxt "%1 = file name, %2 = format"
 msgid ""
@@ -269,38 +269,38 @@ msgstr ""
 "開啟檔案 '%1'\n"
 "使用 '%2'"
 
-#: mainwindow.cpp:1528
+#: mainwindow.cpp:1551
 #, qt-format
 msgid "&Undo %1"
 msgstr "&復原 %1"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1531 mainwindow.cpp:1758:117
+#: mainwindow.cpp:1554 mainwindow.cpp:1781:117
 msgid "&Undo"
 msgstr "復原"
 
-#: mainwindow.cpp:1536
+#: mainwindow.cpp:1559
 #, qt-format
 msgid "&Redo %1"
 msgstr "&取消復原 %1"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1539 mainwindow.cpp:1763:123
+#: mainwindow.cpp:1562 mainwindow.cpp:1786:123
 msgid "&Redo"
 msgstr "取消復原"
 
-#: mainwindow.cpp:1639
+#: mainwindow.cpp:1662
 msgid "&Testing"
 msgstr "&測試"
 
-#: mainwindow.cpp:1641
+#: mainwindow.cpp:1664
 #, fuzzy
 msgid "Record test…"
 msgstr "錄影測試..."
 
-#: mainwindow.cpp:1644
+#: mainwindow.cpp:1667
 #, fuzzy
 msgid "Play test…"
 msgstr "播放測試..."
@@ -309,13 +309,13 @@ msgstr "播放測試..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:129
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1660:75 rc.cpp:81
+#: mainwindow.cpp:1683:75 rc.cpp:81
 msgid "&New"
 msgstr "新增..."
 
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1669:51
+#: mainwindow.cpp:1692:51
 #, fuzzy
 msgid "&Open…"
 msgstr "開啟"
@@ -324,7 +324,7 @@ msgstr "開啟"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:142
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1678:84 rc.cpp:90
+#: mainwindow.cpp:1701:84 rc.cpp:90
 msgid "&Close"
 msgstr "關閉"
 
@@ -332,29 +332,29 @@ msgstr "關閉"
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:155
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1692:93 rc.cpp:99
+#: mainwindow.cpp:1715:93 rc.cpp:99
 msgid "&Save"
 msgstr "儲存"
 
 #. i18n: file: mainwindow.ui:160
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1701:102
+#: mainwindow.cpp:1724:102
 #, fuzzy
 msgid "Save &As…"
 msgstr "另存新檔..."
 
 #. i18n: file: mainwindow.ui:328
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1712:195
+#: mainwindow.cpp:1735:195
 msgid "&Export"
 msgstr "&匯出"
 
-#: mainwindow.cpp:1713
+#: mainwindow.cpp:1736
 #, fuzzy
 msgid "&Molecule…"
 msgstr "分子"
 
-#: mainwindow.cpp:1721
+#: mainwindow.cpp:1744
 #, fuzzy
 msgid "&Graphics…"
 msgstr "圖形..."
@@ -363,91 +363,102 @@ msgstr "圖形..."
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #. i18n: file: mainwindow.ui:106
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
-#: mainwindow.cpp:1729:60 rc.cpp:66
+#: mainwindow.cpp:1752:60 rc.cpp:66
 msgid "&Quit"
 msgstr "離開"
 
-#: mainwindow.cpp:1751
+#: mainwindow.cpp:1774
 msgid "No recent files"
 msgstr "無最近檔案"
 
 #. i18n: file: mainwindow.ui:59
 #. i18n: ectx: property (title), widget (QMenu, menuEdit)
-#: mainwindow.cpp:1757 menubuilder.cpp:76:45
+#: mainwindow.cpp:1780 menubuilder.cpp:76:45
 msgid "&Edit"
 msgstr "編輯"
 
+#: mainwindow.cpp:1792
+#, fuzzy
+msgid "&Copy Graphics"
+msgstr "圖形..."
+
+#: mainwindow.cpp:1796
+#, fuzzy
+#| msgid "Ctrl+A"
+msgid "Ctrl+Alt+C"
+msgstr "Ctrl+A"
+
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)
-#: mainwindow.cpp:1777 menubuilder.cpp:76:42
+#: mainwindow.cpp:1809 menubuilder.cpp:76:42
 msgid "&View"
 msgstr "檢視"
 
-#: mainwindow.cpp:1778
+#: mainwindow.cpp:1810
 #, fuzzy
 msgid "Set Background Color…"
 msgstr "設定背景顏色..."
 
-#: mainwindow.cpp:1786
+#: mainwindow.cpp:1818
 msgid "Projection"
 msgstr "投影"
 
-#: mainwindow.cpp:1787
+#: mainwindow.cpp:1819
 msgid "Perspective"
 msgstr "透視"
 
-#: mainwindow.cpp:1794
+#: mainwindow.cpp:1826
 msgid "Orthographic"
 msgstr "正投影"
 
-#: mainwindow.cpp:1813
+#: mainwindow.cpp:1845
 msgid "&Extensions"
 msgstr "&延伸功能"
 
-#: mainwindow.cpp:1820 menubuilder.cpp:80
+#: mainwindow.cpp:1852 menubuilder.cpp:80
 msgid "&Help"
 msgstr "說明"
 
-#: mainwindow.cpp:1937
+#: mainwindow.cpp:1969
 #, qt-format
 msgid "All supported formats (%1);;All files (*);;"
 msgstr ""
 
-#: mainwindow.cpp:1953
+#: mainwindow.cpp:1985
 #, fuzzy
 msgid "Do you want to save the changes to the document?"
 msgstr "您希望儲存在此文件所做的變更嗎?"
 
-#: mainwindow.cpp:1961
+#: mainwindow.cpp:1993
 msgid "Your changes will be lost if you don't save them."
 msgstr "如不儲存, 您將失去所作得變更."
 
-#: mainwindow.cpp:1969
+#: mainwindow.cpp:2001
 msgctxt "Save"
 msgid "Ctrl+S"
 msgstr "Ctrl+S"
 
-#: mainwindow.cpp:1971
+#: mainwindow.cpp:2003
 msgctxt "Discard"
 msgid "Ctrl+D"
 msgstr "Ctrl+D"
 
-#: mainwindow.cpp:2035
+#: mainwindow.cpp:2067
 #, qt-format
 msgid "Error while loading the “%1” file format."
 msgstr ""
 
-#: mainwindow.cpp:2051
+#: mainwindow.cpp:2083
 #, fuzzy
 msgid "Select file format"
 msgstr "選擇檔案閱讀器"
 
-#: mainwindow.cpp:2056 mainwindow.cpp:2067
+#: mainwindow.cpp:2088 mainwindow.cpp:2099
 #, fuzzy, qt-format
 msgid "Avogadro cannot open “%1”."
 msgstr "Avogadro 載入超時且無法開啟 '%1' 。"
 
-#: mainwindow.cpp:2066
+#: mainwindow.cpp:2098
 msgid "Cannot open files"
 msgstr "無法開啟檔案"
 

From 59df5360ce291ba6802922a2e93c75e5dc8bffc3 Mon Sep 17 00:00:00 2001
From: ovari <ovari123@zoho.com>
Date: Mon, 2 May 2022 09:52:41 +0000
Subject: [PATCH 3/8] Translated using Weblate (Hungarian)

Currently translated at 100.0% (139 of 139 strings)

Translation: Avogadro/avogadroapp
Translate-URL: https://hosted.weblate.org/projects/avogadro/avogadroapp/hu/
---
 i18n/hu.po | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/i18n/hu.po b/i18n/hu.po
index cb1dde3c..1a09896d 100644
--- a/i18n/hu.po
+++ b/i18n/hu.po
@@ -3,13 +3,13 @@
 # This file is distributed under the same license as the avogadro package.
 # FIRST AUTHOR <EMAIL@ADDRESS>, 2009.
 # SoftwareByRedline <krajczar.david41@gmail.com>, 2021.
-# ovari <ovari123@zoho.com>, 2021.
+# ovari <ovari123@zoho.com>, 2021, 2022.
 msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
 "POT-Creation-Date: 2022-05-01 03:21+0000\n"
-"PO-Revision-Date: 2021-09-20 08:38+0000\n"
+"PO-Revision-Date: 2022-05-03 10:10+0000\n"
 "Last-Translator: ovari <ovari123@zoho.com>\n"
 "Language-Team: Hungarian <https://hosted.weblate.org/projects/avogadro/"
 "avogadroapp/hu/>\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
-"X-Generator: Weblate 4.9-dev\n"
+"X-Generator: Weblate 4.12.1\n"
 "X-Launchpad-Export-Date: 2018-04-13 16:02+0000\n"
 
 #: backgroundfileformat.cpp:29 backgroundfileformat.cpp:54
@@ -383,17 +383,12 @@ msgid "&Edit"
 msgstr "S&zerkesztés"
 
 #: mainwindow.cpp:1792
-#, fuzzy
-#| msgid "&Graphics…"
 msgid "&Copy Graphics"
-msgstr "&Grafika…"
+msgstr "Grafika &másolása"
 
 #: mainwindow.cpp:1796
-#, fuzzy
-#| msgctxt "Select All"
-#| msgid "Ctrl+A"
 msgid "Ctrl+Alt+C"
-msgstr "Ctrl+A"
+msgstr "Ctrl+Alt+C"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)

From 1f56d86249840301d59b0015c57678e1173792ff Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?O=C4=9Fuz=20Ersen?= <oguz@ersen.moe>
Date: Mon, 2 May 2022 04:29:33 +0000
Subject: [PATCH 4/8] Translated using Weblate (Turkish)

Currently translated at 100.0% (139 of 139 strings)

Translation: Avogadro/avogadroapp
Translate-URL: https://hosted.weblate.org/projects/avogadro/avogadroapp/tr/
---
 i18n/tr.po | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/i18n/tr.po b/i18n/tr.po
index 40ffefe6..b9a8f286 100644
--- a/i18n/tr.po
+++ b/i18n/tr.po
@@ -7,13 +7,14 @@
 # Suleyman Poyraz <zaryob.dev@gmail.com>, 2020.
 # Yunus AK <akyunus@live.com>, 2021.
 # Acun <acun1993@gmail.com>, 2021.
+# Oğuz Ersen <oguz@ersen.moe>, 2022.
 msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
 "POT-Creation-Date: 2022-05-01 03:21+0000\n"
-"PO-Revision-Date: 2021-10-03 17:37+0000\n"
-"Last-Translator: Oğuz Ersen <oguzersen@protonmail.com>\n"
+"PO-Revision-Date: 2022-05-03 10:10+0000\n"
+"Last-Translator: Oğuz Ersen <oguz@ersen.moe>\n"
 "Language-Team: Turkish <https://hosted.weblate.org/projects/avogadro/"
 "avogadroapp/tr/>\n"
 "Language: tr\n"
@@ -21,7 +22,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
-"X-Generator: Weblate 4.9-dev\n"
+"X-Generator: Weblate 4.12.1\n"
 "X-Launchpad-Export-Date: 2018-04-13 16:02+0000\n"
 
 #: backgroundfileformat.cpp:29 backgroundfileformat.cpp:54
@@ -380,17 +381,12 @@ msgid "&Edit"
 msgstr "&Düzenle"
 
 #: mainwindow.cpp:1792
-#, fuzzy
-#| msgid "&Graphics…"
 msgid "&Copy Graphics"
-msgstr "&Grafikler…"
+msgstr "Grafikleri &Kopyala"
 
 #: mainwindow.cpp:1796
-#, fuzzy
-#| msgctxt "Select All"
-#| msgid "Ctrl+A"
 msgid "Ctrl+Alt+C"
-msgstr "Ctrl+A"
+msgstr "Ctrl+Alt+C"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)

From 903926a4855a09f0594f7a0f9e5c7d834b2fb502 Mon Sep 17 00:00:00 2001
From: Julen Larrucea <code@larrucea.eu>
Date: Sun, 8 May 2022 18:41:00 +0000
Subject: [PATCH 5/8] Translated using Weblate (Basque)

Currently translated at 59.7% (83 of 139 strings)

Translation: Avogadro/avogadroapp
Translate-URL: https://hosted.weblate.org/projects/avogadro/avogadroapp/eu/
---
 i18n/eu.po | 91 ++++++++++++++++++++++++++++--------------------------
 1 file changed, 47 insertions(+), 44 deletions(-)

diff --git a/i18n/eu.po b/i18n/eu.po
index 639d4dfb..d1f754b1 100644
--- a/i18n/eu.po
+++ b/i18n/eu.po
@@ -2,42 +2,43 @@
 # Copyright (c) 2010 Rosetta Contributors and Canonical Ltd 2010
 # This file is distributed under the same license as the avogadro package.
 # FIRST AUTHOR <EMAIL@ADDRESS>, 2010.
-#
+# Julen Larrucea <code@larrucea.eu>, 2022.
 msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
 "POT-Creation-Date: 2022-05-01 03:21+0000\n"
-"PO-Revision-Date: 2016-06-10 06:18+0000\n"
-"Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
-"Language-Team: Basque <eu@li.org>\n"
+"PO-Revision-Date: 2022-05-10 14:18+0000\n"
+"Last-Translator: Julen Larrucea <code@larrucea.eu>\n"
+"Language-Team: Basque <https://hosted.weblate.org/projects/avogadro/"
+"avogadroapp/eu/>\n"
 "Language: eu\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=2; plural=n != 1;\n"
+"X-Generator: Weblate 4.12.1\n"
 "X-Launchpad-Export-Date: 2018-04-13 16:02+0000\n"
-"X-Generator: Launchpad (build 18609)\n"
 
 #: backgroundfileformat.cpp:29 backgroundfileformat.cpp:54
 msgid "No molecule set in BackgroundFileFormat!"
-msgstr ""
+msgstr "Ez da molekularik ezarri BackgroundFileFormat-an!"
 
 #: backgroundfileformat.cpp:32 backgroundfileformat.cpp:57
 msgid "No file format set in BackgroundFileFormat!"
-msgstr ""
+msgstr "Ez da formaturik ezarri BackgroundFileFormat-en!"
 
 #: backgroundfileformat.cpp:35 backgroundfileformat.cpp:60
 msgid "No file name set in BackgroundFileFormat!"
-msgstr ""
+msgstr "Ez da fitxategi izenik zehaztu BackgroundFileFormat-en!"
 
 #: mainwindow.cpp:302
 msgid "Ready…"
-msgstr ""
+msgstr "Prest…"
 
 #: mainwindow.cpp:344
-#, fuzzy
 msgid "Tool"
-msgstr "Tresnak"
+msgstr "Tresna"
 
 #: mainwindow.cpp:348
 msgid "Display Types"
@@ -45,16 +46,15 @@ msgstr "Bistaratze Motak"
 
 #: mainwindow.cpp:359
 msgid "View Configuration"
-msgstr ""
+msgstr "Konfigurazioa erakutsi"
 
 #: mainwindow.cpp:365
-#, fuzzy
 msgid "Molecules"
-msgstr "Molekula"
+msgstr "Molekulak"
 
 #: mainwindow.cpp:374
 msgid "Layers"
-msgstr ""
+msgstr "Geruzak"
 
 #: mainwindow.cpp:393
 #, fuzzy
@@ -76,7 +76,7 @@ msgstr "Izengabea"
 msgctxt ""
 "window title: %1 = file name, %2 = • for modified file, %3 = Avogadro version"
 msgid "%1%2 - Avogadro %3"
-msgstr "Avogadro"
+msgstr "%1%2 - Avogadro %3"
 
 #: mainwindow.cpp:692 mainwindow.cpp:1351
 msgid "Chemical Markup Language"
@@ -84,57 +84,53 @@ msgstr ""
 
 #: mainwindow.cpp:693 mainwindow.cpp:1350
 msgid "Chemical JSON"
-msgstr ""
+msgstr "JSON Kimikoa"
 
 #: mainwindow.cpp:699
 msgid "Open chemical file"
-msgstr ""
+msgstr "Fitxategi kimikoa ireki"
 
 #: mainwindow.cpp:717 mainwindow.cpp:741 mainwindow.cpp:1253
 #: mainwindow.cpp:2087
-#, fuzzy
 msgid "Cannot open file"
-msgstr "Ezin da %1 fitxategia gorde."
+msgstr "Ezin da %1 fitxategia ireki."
 
 #: mainwindow.cpp:718 mainwindow.cpp:742 mainwindow.cpp:1254
-#, fuzzy, qt-format
+#, qt-format
 msgid "Can't open supplied file %1"
-msgstr "Ezin da %1 fitxategia gorde."
+msgstr "Ezin da emandako %1 fitxategia ireki."
 
 #: mainwindow.cpp:731
-#, fuzzy
 msgid "Open Molecule"
-msgstr "Molekula"
+msgstr "Molekula Ireki"
 
 #: mainwindow.cpp:755
 msgid "Commands"
-msgstr ""
+msgstr "Aginduak"
 
 #: mainwindow.cpp:755
 msgid "Input Generators"
 msgstr ""
 
 #: mainwindow.cpp:755
-#, fuzzy
 msgid "File Formats"
-msgstr "Fitxategia: "
+msgstr "Fitxategi formatuak"
 
 #: mainwindow.cpp:759
 msgid "Install Plugin Script"
-msgstr ""
+msgstr "Plugin Script-a Instalatu"
 
 #: mainwindow.cpp:759
 msgid "Script Type:"
-msgstr ""
+msgstr "Script Mota:"
 
 #: mainwindow.cpp:807 mainwindow.cpp:1249
 msgid "Select file reader"
-msgstr ""
+msgstr "Fitxategi irakurtzailea aukeratu"
 
 #: mainwindow.cpp:836
-#, fuzzy
 msgid "Reading File"
-msgstr "Ireki Fitxategia"
+msgstr "Fitxategia Irakurtzen"
 
 #: mainwindow.cpp:838
 #, qt-format
@@ -142,6 +138,8 @@ msgid ""
 "Opening file '%1'\n"
 "with '%2'"
 msgstr ""
+"'%1' fitxategia\n"
+"'%2'-rekin irekitzen"
 
 #: mainwindow.cpp:869
 #, qt-format
@@ -149,9 +147,8 @@ msgid "Molecule loaded (%1 atoms, %2 bonds)"
 msgstr ""
 
 #: mainwindow.cpp:874
-#, fuzzy
 msgid "File error"
-msgstr "Fitxategia: "
+msgstr "Fitxategi akatsa"
 
 #: mainwindow.cpp:875
 #, qt-format
@@ -159,16 +156,18 @@ msgid ""
 "Error while reading file '%1':\n"
 "%2"
 msgstr ""
+"'%1' fitxategia irakurtzean errore bat egon da:\n"
+"%2"
 
 #: mainwindow.cpp:902
-#, fuzzy, qt-format
+#, qt-format
 msgctxt "%1 = filename"
 msgid "Saved file %1"
-msgstr "Ezin da %1 fitxategia gorde."
+msgstr "%1 fitxategia gorde da."
 
 #: mainwindow.cpp:910
 msgid "Error saving file"
-msgstr ""
+msgstr "Errorea fitxategia gordetzerakoan"
 
 #: mainwindow.cpp:911
 #, qt-format
@@ -177,10 +176,12 @@ msgid ""
 "Error while saving '%1':\n"
 "%2"
 msgstr ""
+"Errorea \"%1\" gordetzean:\n"
+"%2"
 
 #: mainwindow.cpp:950
 msgid "Error: Failed to initialize OpenGL context"
-msgstr ""
+msgstr "Errorea: huts egin du OpenGL testuingurua hasieratzean"
 
 #: mainwindow.cpp:951
 #, qt-format
@@ -189,14 +190,17 @@ msgid ""
 "\n"
 "%1"
 msgstr ""
+"OpenGL 2.0 edo handiagoa behar da, irtetetzen.\n"
+"\n"
+"%1"
 
 #: mainwindow.cpp:952
 msgid "Unknown error"
-msgstr ""
+msgstr "Errore ezezaguna"
 
 #: mainwindow.cpp:1078 mainwindow.cpp:1079
 msgid "Navigate tool"
-msgstr ""
+msgstr "Nabigatzeko tresna"
 
 #: mainwindow.cpp:1199
 msgid "Common image formats"
@@ -247,16 +251,15 @@ msgstr "Esportatu"
 
 #: mainwindow.cpp:1357
 msgid "Save chemical file"
-msgstr ""
+msgstr "Fitxategi kimikoa gorde"
 
 #: mainwindow.cpp:1385
-#, fuzzy
 msgid "Export Molecule"
-msgstr "Inportatu Molekula Fitxategia"
+msgstr "Esportatu Molekula"
 
 #: mainwindow.cpp:1437
 msgid "Saving File in Progress…"
-msgstr ""
+msgstr "Fitxategia gordetzen ari da…"
 
 #: mainwindow.cpp:1439
 #, qt-format

From cbdcad18acc4207d904f101ff6d8c12de6ddc247 Mon Sep 17 00:00:00 2001
From: Hosted Weblate <hosted@weblate.org>
Date: Sun, 15 May 2022 14:34:15 +0200
Subject: [PATCH 6/8] Update translation files

Updated by "Update PO files to match POT (msgmerge)" hook in Weblate.

Translation: Avogadro/avogadroapp
Translate-URL: https://hosted.weblate.org/projects/avogadro/avogadroapp/
---
 i18n/af.po          | 2 +-
 i18n/ar.po          | 2 +-
 i18n/bg.po          | 2 +-
 i18n/bs.po          | 2 +-
 i18n/ca.po          | 2 +-
 i18n/ca@valencia.po | 2 +-
 i18n/cs.po          | 2 +-
 i18n/da.po          | 2 +-
 i18n/de.po          | 2 +-
 i18n/el.po          | 2 +-
 i18n/en_AU.po       | 2 +-
 i18n/en_CA.po       | 2 +-
 i18n/en_GB.po       | 2 +-
 i18n/eo.po          | 2 +-
 i18n/es.po          | 2 +-
 i18n/et.po          | 2 +-
 i18n/eu.po          | 2 +-
 i18n/fa.po          | 2 +-
 i18n/fi.po          | 2 +-
 i18n/fr.po          | 2 +-
 i18n/fr_CA.po       | 2 +-
 i18n/gl.po          | 2 +-
 i18n/he.po          | 2 +-
 i18n/hi.po          | 2 +-
 i18n/hr.po          | 2 +-
 i18n/hu.po          | 2 +-
 i18n/id.po          | 2 +-
 i18n/it.po          | 2 +-
 i18n/ja.po          | 2 +-
 i18n/ka.po          | 2 +-
 i18n/kn.po          | 2 +-
 i18n/ko.po          | 2 +-
 i18n/ms.po          | 2 +-
 i18n/nb.po          | 2 +-
 i18n/nl.po          | 2 +-
 i18n/oc.po          | 2 +-
 i18n/pl.po          | 2 +-
 i18n/pt.po          | 2 +-
 i18n/pt_BR.po       | 2 +-
 i18n/ro.po          | 2 +-
 i18n/ru.po          | 2 +-
 i18n/sa.po          | 2 +-
 i18n/sk.po          | 2 +-
 i18n/sl.po          | 2 +-
 i18n/sq.po          | 2 +-
 i18n/sr.po          | 2 +-
 i18n/sv.po          | 2 +-
 i18n/ta.po          | 2 +-
 i18n/te.po          | 2 +-
 i18n/th.po          | 2 +-
 i18n/tr.po          | 2 +-
 i18n/ug.po          | 2 +-
 i18n/uk.po          | 2 +-
 i18n/vi.po          | 2 +-
 i18n/zh_CN.po       | 2 +-
 i18n/zh_TW.po       | 2 +-
 56 files changed, 56 insertions(+), 56 deletions(-)

diff --git a/i18n/af.po b/i18n/af.po
index ec519006..deec2e5f 100644
--- a/i18n/af.po
+++ b/i18n/af.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-06-15 21:33+0000\n"
 "Last-Translator: Dillon Schultz <dillonschultz93@gmail.com>\n"
 "Language-Team: Afrikaans <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/ar.po b/i18n/ar.po
index d8a09cea..e67d723a 100644
--- a/i18n/ar.po
+++ b/i18n/ar.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:13+0000\n"
 "Last-Translator: Geoff Hutchison <Unknown>\n"
 "Language-Team: Arabic <ar@li.org>\n"
diff --git a/i18n/bg.po b/i18n/bg.po
index 2409f311..84d35d85 100644
--- a/i18n/bg.po
+++ b/i18n/bg.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2020-12-09 12:29+0000\n"
 "Last-Translator: Apostol Penkov <apostol.penkov@gmail.com>\n"
 "Language-Team: Bulgarian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/bs.po b/i18n/bs.po
index 59d3a641..f6a8659f 100644
--- a/i18n/bs.po
+++ b/i18n/bs.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-07-12 15:32+0000\n"
 "Last-Translator: Emin Macanović <macanovic.emin@gmail.com>\n"
 "Language-Team: Bosnian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/ca.po b/i18n/ca.po
index 881e45bf..ccece168 100644
--- a/i18n/ca.po
+++ b/i18n/ca.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-ca\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Catalan <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/ca@valencia.po b/i18n/ca@valencia.po
index 0f58ada6..fd6be35f 100644
--- a/i18n/ca@valencia.po
+++ b/i18n/ca@valencia.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-ca\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:14+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Català <tradgnome@softcatala.org>\n"
diff --git a/i18n/cs.po b/i18n/cs.po
index 5fbad730..4f3dda0c 100644
--- a/i18n/cs.po
+++ b/i18n/cs.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Czech <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/da.po b/i18n/da.po
index 263dfef2..112b21fb 100644
--- a/i18n/da.po
+++ b/i18n/da.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Danish <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/de.po b/i18n/de.po
index 5a18bc8b..4e2a7046 100644
--- a/i18n/de.po
+++ b/i18n/de.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-de\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: German <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/el.po b/i18n/el.po
index a0bab4c8..1f758cf2 100644
--- a/i18n/el.po
+++ b/i18n/el.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Greek <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/en_AU.po b/i18n/en_AU.po
index 29c8ca3a..da8ea06c 100644
--- a/i18n/en_AU.po
+++ b/i18n/en_AU.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-26 12:57+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: English (Australia) <https://hosted.weblate.org/projects/"
diff --git a/i18n/en_CA.po b/i18n/en_CA.po
index 9e0af014..f4694cc1 100644
--- a/i18n/en_CA.po
+++ b/i18n/en_CA.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-26 12:57+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: English (Canada) <https://hosted.weblate.org/projects/"
diff --git a/i18n/en_GB.po b/i18n/en_GB.po
index d7630779..985e0406 100644
--- a/i18n/en_GB.po
+++ b/i18n/en_GB.po
@@ -5,7 +5,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: _avogadro-en_GB\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: English (United Kingdom) <https://hosted.weblate.org/projects/"
diff --git a/i18n/eo.po b/i18n/eo.po
index 7294f1c5..685be2e4 100644
--- a/i18n/eo.po
+++ b/i18n/eo.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-26 12:57+0000\n"
 "Last-Translator: phlostically <phlostically@mailinator.com>\n"
 "Language-Team: Esperanto <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/es.po b/i18n/es.po
index 442e33c0..12116c95 100644
--- a/i18n/es.po
+++ b/i18n/es.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-14 00:04+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Spanish <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/et.po b/i18n/et.po
index 5283cd78..a901c404 100644
--- a/i18n/et.po
+++ b/i18n/et.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Estonian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/eu.po b/i18n/eu.po
index d1f754b1..445cc519 100644
--- a/i18n/eu.po
+++ b/i18n/eu.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2022-05-10 14:18+0000\n"
 "Last-Translator: Julen Larrucea <code@larrucea.eu>\n"
 "Language-Team: Basque <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/fa.po b/i18n/fa.po
index d1d96790..3e8544eb 100644
--- a/i18n/fa.po
+++ b/i18n/fa.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-05-31 18:51+0000\n"
 "Last-Translator: Ahmad Abdolmaleki <ahmadubuntu@gmail.com>\n"
 "Language-Team: Persian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/fi.po b/i18n/fi.po
index 8088915a..092a7dad 100644
--- a/i18n/fi.po
+++ b/i18n/fi.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Finnish <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/fr.po b/i18n/fr.po
index 79171558..212c1060 100644
--- a/i18n/fr.po
+++ b/i18n/fr.po
@@ -5,7 +5,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: French <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/fr_CA.po b/i18n/fr_CA.po
index fe8ca8fe..2d6b6cc6 100644
--- a/i18n/fr_CA.po
+++ b/i18n/fr_CA.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:19+0000\n"
 "Last-Translator: Geoff Hutchison <Unknown>\n"
 "Language-Team: French (Canada) <fr_CA@li.org>\n"
diff --git a/i18n/gl.po b/i18n/gl.po
index 10305c17..5b5a0ddb 100644
--- a/i18n/gl.po
+++ b/i18n/gl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.1.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:19+0000\n"
 "Last-Translator: Miguel Anxo Bouzada <mbouzada@gmail.com>\n"
 "Language-Team: Galician <proxecto@trasno.net>\n"
diff --git a/i18n/he.po b/i18n/he.po
index 2c102f73..dbc6681f 100644
--- a/i18n/he.po
+++ b/i18n/he.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-01-17 18:32+0000\n"
 "Last-Translator: Evgeny Chernyavsky <yavgech@gmail.com>\n"
 "Language-Team: Hebrew <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/hi.po b/i18n/hi.po
index a8e6dbad..f3bf0e14 100644
--- a/i18n/hi.po
+++ b/i18n/hi.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:21+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Hindi <hi@li.org>\n"
diff --git a/i18n/hr.po b/i18n/hr.po
index 3a82bf74..d375f16f 100644
--- a/i18n/hr.po
+++ b/i18n/hr.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-11-07 22:52+0000\n"
 "Last-Translator: Milo Ivir <mail@milotype.de>\n"
 "Language-Team: Croatian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/hu.po b/i18n/hu.po
index 1a09896d..3b04b821 100644
--- a/i18n/hu.po
+++ b/i18n/hu.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2022-05-03 10:10+0000\n"
 "Last-Translator: ovari <ovari123@zoho.com>\n"
 "Language-Team: Hungarian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/id.po b/i18n/id.po
index 9ab31625..1191bef5 100644
--- a/i18n/id.po
+++ b/i18n/id.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-12-22 05:53+0000\n"
 "Last-Translator: Reza Almanda <rezaalmanda27@gmail.com>\n"
 "Language-Team: Indonesian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/it.po b/i18n/it.po
index 9b60a441..55996600 100644
--- a/i18n/it.po
+++ b/i18n/it.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Italian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/ja.po b/i18n/ja.po
index d232e04b..4a2cc90e 100644
--- a/i18n/ja.po
+++ b/i18n/ja.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-12 21:32+0000\n"
 "Last-Translator: Eisuke Kawashima <e.kawaschima+weblate@gmail.com>\n"
 "Language-Team: Japanese <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/ka.po b/i18n/ka.po
index e64bf313..c96f9b66 100644
--- a/i18n/ka.po
+++ b/i18n/ka.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.95.1\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2022-01-30 04:52+0000\n"
 "Last-Translator: Temuri Doghonadze <temuri@delta-net.ge>\n"
 "Language-Team: Georgian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/kn.po b/i18n/kn.po
index 91290c31..42b31102 100644
--- a/i18n/kn.po
+++ b/i18n/kn.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:22+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Kannada <kn@li.org>\n"
diff --git a/i18n/ko.po b/i18n/ko.po
index 8d9a6f0e..3de0852b 100644
--- a/i18n/ko.po
+++ b/i18n/ko.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:22+0000\n"
 "Last-Translator: seokhyun an <an6207@gmail.com>\n"
 "Language-Team: Korean <ko@li.org>\n"
diff --git a/i18n/ms.po b/i18n/ms.po
index 64b5c662..ffb55f9a 100644
--- a/i18n/ms.po
+++ b/i18n/ms.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-04-04 15:26+0000\n"
 "Last-Translator: Kazuki278 <muadz.hakim.7@gmail.com>\n"
 "Language-Team: Malay <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/nb.po b/i18n/nb.po
index ac92f213..332d2970 100644
--- a/i18n/nb.po
+++ b/i18n/nb.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-15 07:35+0000\n"
 "Last-Translator: Allan Nordhøy <epost@anotheragency.no>\n"
 "Language-Team: Norwegian Bokmål <https://hosted.weblate.org/projects/"
diff --git a/i18n/nl.po b/i18n/nl.po
index 8d4bde9b..dbc8a455 100644
--- a/i18n/nl.po
+++ b/i18n/nl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Dutch <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/oc.po b/i18n/oc.po
index c3bde64f..ddc526ed 100644
--- a/i18n/oc.po
+++ b/i18n/oc.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:24+0000\n"
 "Last-Translator: Cédric VALMARY (Tot en òc) <cvalmary@yahoo.fr>\n"
 "Language-Team: Occitan (post 1500) <oc@li.org>\n"
diff --git a/i18n/pl.po b/i18n/pl.po
index 0c93e373..018ffcfd 100644
--- a/i18n/pl.po
+++ b/i18n/pl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-07 00:40+0000\n"
 "Last-Translator: Urszula <urszula127@gmail.com>\n"
 "Language-Team: Polish <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/pt.po b/i18n/pt.po
index 79d88b2e..2eac27f8 100644
--- a/i18n/pt.po
+++ b/i18n/pt.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Portuguese <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/pt_BR.po b/i18n/pt_BR.po
index 31e7b8ca..2d4c75d3 100644
--- a/i18n/pt_BR.po
+++ b/i18n/pt_BR.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Portuguese (Brazil) <https://hosted.weblate.org/projects/"
diff --git a/i18n/ro.po b/i18n/ro.po
index 728b2b54..13540c93 100644
--- a/i18n/ro.po
+++ b/i18n/ro.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-02-09 04:50+0000\n"
 "Last-Translator: Irina Puscas <irinapuscas82@gmail.com>\n"
 "Language-Team: Romanian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/ru.po b/i18n/ru.po
index 3d78b4a2..ded8c028 100644
--- a/i18n/ru.po
+++ b/i18n/ru.po
@@ -9,7 +9,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Russian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/sa.po b/i18n/sa.po
index acd729e0..e0085c26 100644
--- a/i18n/sa.po
+++ b/i18n/sa.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Avogadro 1.93.0\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-05-31 18:51+0000\n"
 "Last-Translator: rahul bahuguna <rahulbiit@gmail.com>\n"
 "Language-Team: Sanskrit <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/sk.po b/i18n/sk.po
index 020b1f73..77a7aabc 100644
--- a/i18n/sk.po
+++ b/i18n/sk.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:25+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Slovak <sk@li.org>\n"
diff --git a/i18n/sl.po b/i18n/sl.po
index 44679b2d..d116e3ac 100644
--- a/i18n/sl.po
+++ b/i18n/sl.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:25+0000\n"
 "Last-Translator: Matej Urbančič <mateju@svn.gnome.org>\n"
 "Language-Team: Slovenian <sl@li.org>\n"
diff --git a/i18n/sq.po b/i18n/sq.po
index bcc8d584..70144620 100644
--- a/i18n/sq.po
+++ b/i18n/sq.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:25+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Albanian <sq@li.org>\n"
diff --git a/i18n/sr.po b/i18n/sr.po
index 121c1344..3d2b81b8 100644
--- a/i18n/sr.po
+++ b/i18n/sr.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-08-20 01:04+0000\n"
 "Last-Translator: Nikola Matić <nikolamatic225@gmail.com>\n"
 "Language-Team: Serbian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/sv.po b/i18n/sv.po
index 41e04fb5..190a9b06 100644
--- a/i18n/sv.po
+++ b/i18n/sv.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-09-23 13:36+0000\n"
 "Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
 "Language-Team: Swedish <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/ta.po b/i18n/ta.po
index 1d4727e5..fc3fcc3d 100644
--- a/i18n/ta.po
+++ b/i18n/ta.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:26+0000\n"
 "Last-Translator: Avogadro Team <avogadro-devel@lists.sourceforge.net>\n"
 "Language-Team: Tamil <ta@li.org>\n"
diff --git a/i18n/te.po b/i18n/te.po
index c63939bc..62791302 100644
--- a/i18n/te.po
+++ b/i18n/te.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-10 06:26+0000\n"
 "Last-Translator: nrao <nagamalli.s@gmail.com>\n"
 "Language-Team: Telugu <te@li.org>\n"
diff --git a/i18n/th.po b/i18n/th.po
index 1c27567e..96826b5f 100644
--- a/i18n/th.po
+++ b/i18n/th.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2016-06-25 07:57+0000\n"
 "Last-Translator: Rockworld <sumoisrock@gmail.com>\n"
 "Language-Team: Thai <th@li.org>\n"
diff --git a/i18n/tr.po b/i18n/tr.po
index b9a8f286..1e0be4ad 100644
--- a/i18n/tr.po
+++ b/i18n/tr.po
@@ -12,7 +12,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2022-05-03 10:10+0000\n"
 "Last-Translator: Oğuz Ersen <oguz@ersen.moe>\n"
 "Language-Team: Turkish <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/ug.po b/i18n/ug.po
index d245846d..8b40e9c8 100644
--- a/i18n/ug.po
+++ b/i18n/ug.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-10-14 18:32+0000\n"
 "Last-Translator: ejatjon amar <3395087980@qq.com>\n"
 "Language-Team: Uyghur <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/uk.po b/i18n/uk.po
index f8181555..2cbfa97b 100644
--- a/i18n/uk.po
+++ b/i18n/uk.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-11-13 17:53+0000\n"
 "Last-Translator: Tymofii Lytvynenko <till.svit@gmail.com>\n"
 "Language-Team: Ukrainian <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/vi.po b/i18n/vi.po
index 6b13e846..016157bd 100644
--- a/i18n/vi.po
+++ b/i18n/vi.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2022-03-14 06:58+0000\n"
 "Last-Translator: Tsuki <danghoangtuan526@gmail.com>\n"
 "Language-Team: Vietnamese <https://hosted.weblate.org/projects/avogadro/"
diff --git a/i18n/zh_CN.po b/i18n/zh_CN.po
index 1d39baf4..2c826e4b 100644
--- a/i18n/zh_CN.po
+++ b/i18n/zh_CN.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2021-12-07 16:50+0000\n"
 "Last-Translator: 刘韬 <lyuutau@outlook.com>\n"
 "Language-Team: Chinese (Simplified) <https://hosted.weblate.org/projects/"
diff --git a/i18n/zh_TW.po b/i18n/zh_TW.po
index 61279a02..9c020522 100644
--- a/i18n/zh_TW.po
+++ b/i18n/zh_TW.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
-"POT-Creation-Date: 2022-05-01 03:21+0000\n"
+"POT-Creation-Date: 2022-05-15 02:59+0000\n"
 "PO-Revision-Date: 2022-01-27 21:56+0000\n"
 "Last-Translator: 謝宗儒 <zongruxie4@gmail.com>\n"
 "Language-Team: Chinese (Traditional) <https://hosted.weblate.org/projects/"

From c6db4921f8bdf05a3fde2445a400b92326952538 Mon Sep 17 00:00:00 2001
From: Julen Larrucea <code@larrucea.eu>
Date: Sun, 15 May 2022 17:50:11 +0000
Subject: [PATCH 7/8] Translated using Weblate (Basque)

Currently translated at 64.7% (90 of 139 strings)

Translation: Avogadro/avogadroapp
Translate-URL: https://hosted.weblate.org/projects/avogadro/avogadroapp/eu/
---
 i18n/eu.po | 26 ++++++++++++--------------
 1 file changed, 12 insertions(+), 14 deletions(-)

diff --git a/i18n/eu.po b/i18n/eu.po
index 445cc519..8ae5fc4d 100644
--- a/i18n/eu.po
+++ b/i18n/eu.po
@@ -8,7 +8,7 @@ msgstr ""
 "Project-Id-Version: avogadro\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
 "POT-Creation-Date: 2022-05-15 02:59+0000\n"
-"PO-Revision-Date: 2022-05-10 14:18+0000\n"
+"PO-Revision-Date: 2022-05-16 02:31+0000\n"
 "Last-Translator: Julen Larrucea <code@larrucea.eu>\n"
 "Language-Team: Basque <https://hosted.weblate.org/projects/avogadro/"
 "avogadroapp/eu/>\n"
@@ -17,7 +17,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n != 1;\n"
-"X-Generator: Weblate 4.12.1\n"
+"X-Generator: Weblate 4.13-dev\n"
 "X-Launchpad-Export-Date: 2018-04-13 16:02+0000\n"
 
 #: backgroundfileformat.cpp:29 backgroundfileformat.cpp:54
@@ -268,11 +268,13 @@ msgid ""
 "Saving file “%1”\n"
 "with “%2”"
 msgstr ""
+"\"%1\" fitxategia gordetzen\n"
+"\"%2\"-rekin"
 
 #: mainwindow.cpp:1551
-#, fuzzy, qt-format
+#, qt-format
 msgid "&Undo %1"
-msgstr "&Desegin"
+msgstr "%1 &Desegin"
 
 #. i18n: file: mainwindow.ui:194
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
@@ -281,9 +283,9 @@ msgid "&Undo"
 msgstr "&Desegin"
 
 #: mainwindow.cpp:1559
-#, fuzzy, qt-format
+#, qt-format
 msgid "&Redo %1"
-msgstr "&Berregin"
+msgstr "%1 &Berregin"
 
 #. i18n: file: mainwindow.ui:206
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
@@ -292,19 +294,16 @@ msgid "&Redo"
 msgstr "&Berregin"
 
 #: mainwindow.cpp:1662
-#, fuzzy
 msgid "&Testing"
-msgstr "Ezarpenak"
+msgstr "&Probak"
 
 #: mainwindow.cpp:1664
-#, fuzzy
 msgid "Record test…"
-msgstr "Grabatu Proba..."
+msgstr "Grabatu proba…"
 
 #: mainwindow.cpp:1667
-#, fuzzy
 msgid "Play test…"
-msgstr "Erreproduzitu Proba..."
+msgstr "Erreproduzitu proba…"
 
 #. i18n: file: mainwindow.ui:121
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
@@ -317,9 +316,8 @@ msgstr "&Berria"
 #. i18n: file: mainwindow.ui:82
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)
 #: mainwindow.cpp:1692:51
-#, fuzzy
 msgid "&Open…"
-msgstr "&Ireki"
+msgstr "&Ireki…"
 
 #. i18n: file: mainwindow.ui:134
 #. i18n: ectx: property (text), widget (QMenu, menuSelect)

From 4b1a703ab6f155482d3b7a5f0d212b94102169d7 Mon Sep 17 00:00:00 2001
From: translator <kvb@tuta.io>
Date: Fri, 20 May 2022 17:19:17 +0000
Subject: [PATCH 8/8] Translated using Weblate (French)

Currently translated at 100.0% (139 of 139 strings)

Translation: Avogadro/avogadroapp
Translate-URL: https://hosted.weblate.org/projects/avogadro/avogadroapp/fr/
---
 i18n/fr.po | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/i18n/fr.po b/i18n/fr.po
index 212c1060..8fa0ae7b 100644
--- a/i18n/fr.po
+++ b/i18n/fr.po
@@ -1,13 +1,14 @@
 # Nathan <bonnemainsnathan@gmail.com>, 2020.
 # Éfrit <efrit@posteo.net>, 2020.
 # J. Lavoie <j.lavoie@net-c.ca>, 2021.
+# translator <kvb@tuta.io>, 2022.
 msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: avogadro-devel@lists.sourceforge.net\n"
 "POT-Creation-Date: 2022-05-15 02:59+0000\n"
-"PO-Revision-Date: 2021-09-23 13:36+0000\n"
-"Last-Translator: J. Lavoie <j.lavoie@net-c.ca>\n"
+"PO-Revision-Date: 2022-05-21 18:17+0000\n"
+"Last-Translator: translator <kvb@tuta.io>\n"
 "Language-Team: French <https://hosted.weblate.org/projects/avogadro/"
 "avogadroapp/fr/>\n"
 "Language: fr\n"
@@ -15,7 +16,7 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=n > 1;\n"
-"X-Generator: Weblate 4.9-dev\n"
+"X-Generator: Weblate 4.13-dev\n"
 "X-Launchpad-Export-Date: 2020-09-11 19:12+0000\n"
 
 #: backgroundfileformat.cpp:29 backgroundfileformat.cpp:54
@@ -374,17 +375,12 @@ msgid "&Edit"
 msgstr "&Éditer"
 
 #: mainwindow.cpp:1792
-#, fuzzy
-#| msgid "&Graphics…"
 msgid "&Copy Graphics"
-msgstr "&Graphique…"
+msgstr "&Copier les graphiques"
 
 #: mainwindow.cpp:1796
-#, fuzzy
-#| msgctxt "Select All"
-#| msgid "Ctrl+A"
 msgid "Ctrl+Alt+C"
-msgstr "Ctrl+A"
+msgstr "Ctrl+Alt+C"
 
 #. i18n: file: mainwindow.ui:54
 #. i18n: ectx: property (title), widget (QMenu, menuView)