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cadence.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Cadence, JACK utilities
# Copyright (C) 2010-2018 Filipe Coelho <falktx@falktx.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# For a full copy of the GNU General Public License see the COPYING file
# ------------------------------------------------------------------------------------------------------------
# Imports (Global)
from platform import architecture
if True:
from PyQt5.QtCore import QFileSystemWatcher, QThread, QSemaphore
from PyQt5.QtWidgets import QApplication, QDialogButtonBox, QLabel, QMainWindow, QSizePolicy
else:
from PyQt4.QtCore import QFileSystemWatcher, QThread, QSemaphore
from PyQt4.QtGui import QApplication, QDialogButtonBox, QLabel, QMainWindow, QSizePolicy
# ------------------------------------------------------------------------------------------------------------
# Imports (Custom Stuff)
import systray
import ui_cadence
import ui_cadence_tb_jack
import ui_cadence_tb_alsa
import ui_cadence_tb_a2j
import ui_cadence_tb_pa
import ui_cadence_rwait
from shared_cadence import *
from shared_canvasjack import *
from shared_settings import *
# ------------------------------------------------------------------------------------------------------------
# Import getoutput
from subprocess import getoutput
# ------------------------------------------------------------------------------------------------------------
# Try Import DBus
try:
import dbus
from dbus.mainloop.pyqt5 import DBusQtMainLoop
haveDBus = True
except:
haveDBus = False
# ------------------------------------------------------------------------------------------------------------
# Check for PulseAudio and Wine
havePulseAudio = os.path.exists("/usr/bin/pulseaudio")
haveWine = os.path.exists("/usr/bin/regedit")
if haveWine:
WINEPREFIX = os.getenv("WINEPREFIX")
if not WINEPREFIX:
WINEPREFIX = os.path.join(HOME, ".wine")
# ---------------------------------------------------------------------
DESKTOP_X_IMAGE = [
"eog.desktop",
"kde4/digikam.desktop",
"kde4/gwenview.desktop",
"org.kde.digikam.desktop",
"org.kde.gwenview.desktop",
]
DESKTOP_X_MUSIC = [
"audacious.desktop",
"clementine.desktop",
"smplayer.desktop",
"vlc.desktop",
"kde4/amarok.desktop",
"org.kde.amarok.desktop",
]
DESKTOP_X_VIDEO = [
"smplayer.desktop",
"vlc.desktop",
]
DESKTOP_X_TEXT = [
"gedit.desktop",
"kde4/kate.desktop",
"kde4/kwrite.desktop",
"org.kde.kate.desktop",
"org.kde.kwrite.desktop",
]
DESKTOP_X_BROWSER = [
"chrome.desktop",
"firefox.desktop",
"iceweasel.desktop",
"kde4/konqbrowser.desktop",
"org.kde.konqbrowser.desktop",
]
XDG_APPLICATIONS_PATH = [
"/usr/share/applications",
"/usr/local/share/applications"
]
# ---------------------------------------------------------------------
global jackClientIdALSA, jackClientIdPulse
jackClientIdALSA = -1
jackClientIdPulse = -1
# jackdbus indexes
iGraphVersion = 0
iJackClientId = 1
iJackClientName = 2
iJackPortId = 3
iJackPortName = 4
iJackPortNewName = 5
iJackPortFlags = 5
iJackPortType = 6
asoundrc_aloop = (""
"# ------------------------------------------------------\n"
"# Custom asoundrc file for use with snd-aloop and JACK\n"
"#\n"
"# use it like this:\n"
"# env JACK_SAMPLE_RATE=44100 JACK_PERIOD_SIZE=1024 alsa_in (...)\n"
"#\n"
"\n"
"# ------------------------------------------------------\n"
"# playback device\n"
"pcm.aloopPlayback {\n"
" type dmix\n"
" ipc_key 1\n"
" ipc_key_add_uid true\n"
" slave {\n"
" pcm \"hw:Loopback,0,0\"\n"
" format S32_LE\n"
" rate {\n"
" @func igetenv\n"
" vars [ JACK_SAMPLE_RATE ]\n"
" default 44100\n"
" }\n"
" period_size {\n"
" @func igetenv\n"
" vars [ JACK_PERIOD_SIZE ]\n"
" default 1024\n"
" }\n"
" buffer_size 4096\n"
" }\n"
"}\n"
"\n"
"# capture device\n"
"pcm.aloopCapture {\n"
" type dsnoop\n"
" ipc_key 2\n"
" ipc_key_add_uid true\n"
" slave {\n"
" pcm \"hw:Loopback,0,1\"\n"
" format S32_LE\n"
" rate {\n"
" @func igetenv\n"
" vars [ JACK_SAMPLE_RATE ]\n"
" default 44100\n"
" }\n"
" period_size {\n"
" @func igetenv\n"
" vars [ JACK_PERIOD_SIZE ]\n"
" default 1024\n"
" }\n"
" buffer_size 4096\n"
" }\n"
"}\n"
"\n"
"# duplex device\n"
"pcm.aloopDuplex {\n"
" type asym\n"
" playback.pcm \"aloopPlayback\"\n"
" capture.pcm \"aloopCapture\"\n"
"}\n"
"\n"
"# ------------------------------------------------------\n"
"# default device\n"
"pcm.!default {\n"
" type plug\n"
" slave.pcm \"aloopDuplex\"\n"
"}\n"
"\n"
"# ------------------------------------------------------\n"
"# alsa_in -j alsa_in -dcloop -q 1\n"
"pcm.cloop {\n"
" type dsnoop\n"
" ipc_key 3\n"
" ipc_key_add_uid true\n"
" slave {\n"
" pcm \"hw:Loopback,1,0\"\n"
" channels 2\n"
" format S32_LE\n"
" rate {\n"
" @func igetenv\n"
" vars [ JACK_SAMPLE_RATE ]\n"
" default 44100\n"
" }\n"
" period_size {\n"
" @func igetenv\n"
" vars [ JACK_PERIOD_SIZE ]\n"
" default 1024\n"
" }\n"
" buffer_size 32768\n"
" }\n"
"}\n"
"\n"
"# ------------------------------------------------------\n"
"# alsa_out -j alsa_out -dploop -q 1\n"
"pcm.ploop {\n"
" type plug\n"
" slave.pcm \"hw:Loopback,1,1\"\n"
"}")
asoundrc_aloop_check = asoundrc_aloop.split("pcm.aloopPlayback", 1)[0]
asoundrc_jack = (""
"pcm.!default {\n"
" type plug\n"
" slave { pcm \"jack\" }\n"
"}\n"
"\n"
"pcm.jack {\n"
" type jack\n"
" playback_ports {\n"
" 0 system:playback_1\n"
" 1 system:playback_2\n"
" }\n"
" capture_ports {\n"
" 0 system:capture_1\n"
" 1 system:capture_2\n"
" }\n"
"}\n"
"\n"
"ctl.mixer0 {\n"
" type hw\n"
" card 0\n"
"}")
asoundrc_pulse = (""
"pcm.!default {\n"
" type plug\n"
" slave { pcm \"pulse\" }\n"
"}\n"
"\n"
"pcm.pulse {\n"
" type pulse\n"
"}\n"
"\n"
"ctl.mixer0 {\n"
" type hw\n"
" card 0\n"
"}")
# ---------------------------------------------------------------------
def get_architecture():
return architecture()[0]
def get_haiku_information():
# TODO
return ("Haiku OS", "Unknown")
def get_linux_information():
if os.path.exists("/etc/lsb-release"):
distro = getoutput(". /etc/lsb-release && echo $DISTRIB_DESCRIPTION")
elif os.path.exists("/etc/arch-release"):
distro = "ArchLinux"
else:
distro = os.uname()[0]
kernel = os.uname()[2]
return (distro, kernel)
def get_mac_information():
# TODO
return ("Mac OS", "Unknown")
def get_windows_information():
major = sys.getwindowsversion()[0]
minor = sys.getwindowsversion()[1]
servp = sys.getwindowsversion()[4]
os = "Windows"
version = servp
if major == 4 and minor == 0:
os = "Windows 95"
version = "RTM"
elif major == 4 and minor == 10:
os = "Windows 98"
version = "Second Edition"
elif major == 5 and minor == 0:
os = "Windows 2000"
elif major == 5 and minor == 1:
os = "Windows XP"
elif major == 5 and minor == 2:
os = "Windows Server 2003"
elif major == 6 and minor == 0:
os = "Windows Vista"
elif major == 6 and minor == 1:
os = "Windows 7"
elif major == 6 and minor == 2:
os = "Windows 8"
return (os, version)
# ---------------------------------------------------------------------
def isAlsaAudioBridged():
global jackClientIdALSA
return bool(jackClientIdALSA != -1)
def isPulseAudioStarted():
return bool("pulseaudio" in getProcList())
def isPulseAudioBridged():
global jackClientIdPulse
return bool(jackClientIdPulse != -1)
def isDesktopFileInstalled(desktop):
for X_PATH in XDG_APPLICATIONS_PATH:
if os.path.exists(os.path.join(X_PATH, desktop)):
return True
return False
def getDesktopFileContents(desktop):
for X_PATH in XDG_APPLICATIONS_PATH:
if os.path.exists(os.path.join(X_PATH, desktop)):
fd = open(os.path.join(X_PATH, desktop), "r")
contents = fd.read()
fd.close()
return contents
return None
def getXdgProperty(fileRead, key):
fileReadSplit = fileRead.split(key, 1)
if len(fileReadSplit) > 1:
fileReadLine = fileReadSplit[1].split("\n",1)[0]
fileReadLineStripped = fileReadLine.rsplit(";",1)[0].strip()
value = fileReadLineStripped.replace("=","",1)
return value
return None
def getWineAsioKeyValue(key, default):
wineFile = os.path.join(WINEPREFIX, "user.reg")
if not os.path.exists(wineFile):
return default
wineDumpF = open(wineFile, "r")
wineDump = wineDumpF.read()
wineDumpF.close()
wineDumpSplit = wineDump.split("[Software\\\\Wine\\\\WineASIO]")
if len(wineDumpSplit) <= 1:
return default
wineDumpSmall = wineDumpSplit[1].split("[")[0]
keyDumpSplit = wineDumpSmall.split('"%s"' % key)
if len(keyDumpSplit) <= 1:
return default
keyDumpSmall = keyDumpSplit[1].split(":")[1].split("\n")[0]
return keyDumpSmall
def searchAndSetComboBoxValue(comboBox, value):
for i in range(comboBox.count()):
if comboBox.itemText(i).replace("/","-") == value:
comboBox.setCurrentIndex(i)
comboBox.setEnabled(True)
return True
return False
def smartHex(value, length):
hexStr = hex(value).replace("0x","")
if len(hexStr) < length:
zeroCount = length - len(hexStr)
hexStr = "%s%s" % ("0"*zeroCount, hexStr)
return hexStr
# ---------------------------------------------------------------------
cadenceSystemChecks = []
class CadenceSystemCheck(object):
ICON_ERROR = 0
ICON_WARN = 1
ICON_OK = 2
def __init__(self):
object.__init__(self)
self.name = self.tr("check")
self.icon = self.ICON_OK
self.result = self.tr("yes")
self.moreInfo = self.tr("nothing to report")
def tr(self, text):
return app.translate("CadenceSystemCheck", text)
class CadenceSystemCheck_audioGroup(CadenceSystemCheck):
def __init__(self):
CadenceSystemCheck.__init__(self)
self.name = self.tr("User in audio group")
user = getoutput("whoami").strip()
groups = getoutput("groups").strip().split(" ")
if "audio" in groups:
self.icon = self.ICON_OK
self.result = self.tr("Yes")
self.moreInfo = None
else:
fd = open("/etc/group", "r")
groupRead = fd.read().strip().split("\n")
fd.close()
onAudioGroup = False
for lineRead in groupRead:
if lineRead.startswith("audio:"):
groups = lineRead.split(":")[-1].split(",")
if user in groups:
onAudioGroup = True
break
if onAudioGroup:
self.icon = self.ICON_WARN
self.result = self.tr("Yes, but needs relogin")
self.moreInfo = None
else:
self.icon = self.ICON_ERROR
self.result = self.tr("No")
self.moreInfo = None
class CadenceSystemCheck_kernel(CadenceSystemCheck):
def __init__(self):
CadenceSystemCheck.__init__(self)
self.name = self.tr("Current kernel")
uname3 = os.uname()[2]
versionInt = []
versionStr = uname3.split("-",1)[0]
versionSplit = versionStr.split(".")
for split in versionSplit:
if split.isdigit():
versionInt.append(int(split))
else:
versionInt = [0, 0, 0]
break
self.result = versionStr + " "
if "-" not in uname3:
self.icon = self.ICON_WARN
self.result += self.tr("Vanilla")
self.moreInfo = None
else:
if uname3.endswith("-pae"):
kernelType = uname3.split("-")[-2].lower()
self.result += kernelType.title() + " (PAE)"
else:
kernelType = uname3.split("-")[-1].lower()
self.result += kernelType.title()
if kernelType in ("rt", "realtime") or (kernelType == "lowlatency" and versionInt >= [2, 6, 39]):
self.icon = self.ICON_OK
self.moreInfo = None
elif versionInt >= [2, 6, 39]:
self.icon = self.ICON_WARN
self.moreInfo = None
else:
self.icon = self.ICON_ERROR
self.moreInfo = None
def initSystemChecks():
if LINUX:
cadenceSystemChecks.append(CadenceSystemCheck_kernel())
cadenceSystemChecks.append(CadenceSystemCheck_audioGroup())
# ---------------------------------------------------------------------
# Wait while JACK restarts
class ForceRestartThread(QThread):
progressChanged = pyqtSignal(int)
def __init__(self, parent):
QThread.__init__(self, parent)
self.m_wasStarted = False
def wasJackStarted(self):
return self.m_wasStarted
def startA2J(self):
if not gDBus.a2j.get_hw_export() and GlobalSettings.value("A2J/AutoExport", True, type=bool):
gDBus.a2j.set_hw_export(True)
gDBus.a2j.start()
def run(self):
# Not started yet
self.m_wasStarted = False
self.progressChanged.emit(0)
# Stop JACK safely first, if possible
runFunctionInMainThread(tryCloseJackDBus)
self.progressChanged.emit(20)
# Kill All
stopAllAudioProcesses(False)
self.progressChanged.emit(30)
# Connect to jackdbus
runFunctionInMainThread(self.parent().DBusReconnect)
if not gDBus.jack:
return
for x in range(30):
self.progressChanged.emit(30+x*2)
procsList = getProcList()
if "jackdbus" in procsList:
break
else:
sleep(0.1)
self.progressChanged.emit(90)
# Start it
runFunctionInMainThread(gDBus.jack.StartServer)
self.progressChanged.emit(93)
# If we made it this far, then JACK is started
self.m_wasStarted = True
# Start bridges according to user settings
# ALSA-Audio
if GlobalSettings.value("ALSA-Audio/BridgeIndexType", iAlsaFileNone, type=int) == iAlsaFileLoop:
startAlsaAudioLoopBridge()
sleep(0.5)
self.progressChanged.emit(94)
# ALSA-MIDI
if GlobalSettings.value("A2J/AutoStart", True, type=bool) and not bool(gDBus.a2j.is_started()):
runFunctionInMainThread(self.startA2J)
self.progressChanged.emit(96)
# PulseAudio
if GlobalSettings.value("Pulse2JACK/AutoStart", True, type=bool) and not isPulseAudioBridged():
if GlobalSettings.value("Pulse2JACK/PlaybackModeOnly", False, type=bool):
os.system("cadence-pulse2jack -p")
else:
os.system("cadence-pulse2jack")
self.progressChanged.emit(100)
# Force Restart Dialog
class ForceWaitDialog(QDialog, ui_cadence_rwait.Ui_Dialog):
def __init__(self, parent):
QDialog.__init__(self, parent)
self.setupUi(self)
self.setWindowFlags(Qt.Dialog|Qt.WindowCloseButtonHint)
self.rThread = ForceRestartThread(self)
self.rThread.start()
self.rThread.progressChanged.connect(self.progressBar.setValue)
self.rThread.finished.connect(self.slot_rThreadFinished)
def DBusReconnect(self):
self.parent().DBusReconnect()
@pyqtSlot()
def slot_rThreadFinished(self):
self.close()
if self.rThread.wasJackStarted():
QMessageBox.information(self, self.tr("Info"), self.tr("JACK was re-started sucessfully"))
else:
QMessageBox.critical(self, self.tr("Error"), self.tr("Could not start JACK!"))
def done(self, r):
QDialog.done(self, r)
self.close()
# Additional JACK options
class ToolBarJackDialog(QDialog, ui_cadence_tb_jack.Ui_Dialog):
def __init__(self, parent):
QDialog.__init__(self, parent)
self.setupUi(self)
self.m_ladishLoaded = False
if haveDBus:
if GlobalSettings.value("JACK/AutoLoadLadishStudio", False, type=bool):
self.rb_ladish.setChecked(True)
self.m_ladishLoaded = True
elif "org.ladish" in gDBus.bus.list_names():
self.m_ladishLoaded = True
else:
self.rb_ladish.setEnabled(False)
self.rb_jack.setChecked(True)
if self.m_ladishLoaded:
self.fillStudioNames()
self.accepted.connect(self.slot_setOptions)
self.rb_ladish.clicked.connect(self.slot_maybeFillStudioNames)
def fillStudioNames(self):
gDBus.ladish_control = gDBus.bus.get_object("org.ladish", "/org/ladish/Control")
ladishStudioName = dbus.String(GlobalSettings.value("JACK/LadishStudioName", "", type=str))
ladishStudioListDump = gDBus.ladish_control.GetStudioList()
if len(ladishStudioListDump) == 0:
self.rb_ladish.setEnabled(False)
self.rb_jack.setChecked(True)
else:
i=0
for thisStudioName, thisStudioDict in ladishStudioListDump:
self.cb_studio_name.addItem(thisStudioName)
if ladishStudioName and thisStudioName == ladishStudioName:
self.cb_studio_name.setCurrentIndex(i)
i += 1
@pyqtSlot()
def slot_maybeFillStudioNames(self):
if not self.m_ladishLoaded:
self.fillStudioNames()
self.m_ladishLoaded = True
@pyqtSlot()
def slot_setOptions(self):
GlobalSettings.setValue("JACK/AutoLoadLadishStudio", self.rb_ladish.isChecked())
GlobalSettings.setValue("JACK/LadishStudioName", self.cb_studio_name.currentText())
def done(self, r):
QDialog.done(self, r)
self.close()
# Additional ALSA Audio options
class ToolBarAlsaAudioDialog(QDialog, ui_cadence_tb_alsa.Ui_Dialog):
def __init__(self, parent, customMode):
QDialog.__init__(self, parent)
self.setupUi(self)
self.asoundrcFile = os.path.join(HOME, ".asoundrc")
self.fCustomMode = customMode
if customMode:
asoundrcFd = open(self.asoundrcFile, "r")
asoundrcRead = asoundrcFd.read().strip()
asoundrcFd.close()
self.textBrowser.setPlainText(asoundrcRead)
self.stackedWidget.setCurrentIndex(0)
self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel)
else:
self.textBrowser.hide()
self.stackedWidget.setCurrentIndex(1)
self.adjustSize()
self.spinBox.setValue(GlobalSettings.value("ALSA-Audio/BridgeChannels", 2, type=int))
if GlobalSettings.value("ALSA-Audio/BridgeTool", "alsa_in", type=str) == "zita":
self.comboBox.setCurrentIndex(1)
else:
self.comboBox.setCurrentIndex(0)
self.accepted.connect(self.slot_setOptions)
@pyqtSlot()
def slot_setOptions(self):
channels = self.spinBox.value()
GlobalSettings.setValue("ALSA-Audio/BridgeChannels", channels)
GlobalSettings.setValue("ALSA-Audio/BridgeTool", "zita" if (self.comboBox.currentIndex() == 1) else "alsa_in")
asoundrcFd = open(self.asoundrcFile, "w")
asoundrcFd.write(asoundrc_aloop.replace("channels 2\n", "channels %i\n" % channels) + "\n")
asoundrcFd.close()
def done(self, r):
QDialog.done(self, r)
self.close()
# Additional PulseAudio options
class ToolBarPADialog(QDialog, ui_cadence_tb_pa.Ui_Dialog):
def __init__(self, parent):
QDialog.__init__(self, parent)
self.setupUi(self)
self.cb_playback_only.setChecked(GlobalSettings.value("Pulse2JACK/PlaybackModeOnly", False, type=bool))
self.accepted.connect(self.slot_setOptions)
@pyqtSlot()
def slot_setOptions(self):
GlobalSettings.setValue("Pulse2JACK/PlaybackModeOnly", self.cb_playback_only.isChecked())
def done(self, r):
QDialog.done(self, r)
self.close()
# Main Window
class CadenceMainW(QMainWindow, ui_cadence.Ui_CadenceMainW):
DBusJackServerStartedCallback = pyqtSignal()
DBusJackServerStoppedCallback = pyqtSignal()
DBusJackClientAppearedCallback = pyqtSignal(int, str)
DBusJackClientDisappearedCallback = pyqtSignal(int)
DBusA2JBridgeStartedCallback = pyqtSignal()
DBusA2JBridgeStoppedCallback = pyqtSignal()
SIGTERM = pyqtSignal()
SIGUSR1 = pyqtSignal()
SIGUSR2 = pyqtSignal()
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.setupUi(self)
self.settings = QSettings("Cadence", "Cadence")
self.loadSettings(True)
self.pix_apply = QIcon(getIcon("dialog-ok-apply", 16)).pixmap(16, 16)
self.pix_cancel = QIcon(getIcon("dialog-cancel", 16)).pixmap(16, 16)
self.pix_error = QIcon(getIcon("dialog-error", 16)).pixmap(16, 16)
self.pix_warning = QIcon(getIcon("dialog-warning", 16)).pixmap(16, 16)
self.m_lastAlsaIndexType = -2 # invalid
if jacklib and not jacklib.JACK2:
self.b_jack_switchmaster.setEnabled(False)
# -------------------------------------------------------------
# Set-up GUI (System Information)
if HAIKU:
info = get_haiku_information()
elif LINUX:
info = get_linux_information()
elif MACOS:
info = get_mac_information()
elif WINDOWS:
info = get_windows_information()
else:
info = ("Unknown", "Unknown")
self.label_info_os.setText(info[0])
self.label_info_version.setText(info[1])
self.label_info_arch.setText(get_architecture())
# -------------------------------------------------------------
# Set-up GUI (System Status)
self.m_availGovPath = "/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors"
self.m_curGovPath = "/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
self.m_curGovPaths = []
self.m_curGovCPUs = []
try:
fBus = dbus.SystemBus(mainloop=gDBus.loop)
fProxy = fBus.get_object("com.ubuntu.IndicatorCpufreqSelector", "/Selector", introspect=False)
haveFreqSelector = True
except:
haveFreqSelector = False
if haveFreqSelector and os.path.exists(self.m_availGovPath) and os.path.exists(self.m_curGovPath):
self.m_govWatcher = QFileSystemWatcher(self)
self.m_govWatcher.addPath(self.m_curGovPath)
self.m_govWatcher.fileChanged.connect(self.slot_governorFileChanged)
QTimer.singleShot(0, self.slot_governorFileChanged)
availGovFd = open(self.m_availGovPath, "r")
availGovRead = availGovFd.read().strip()
availGovFd.close()
self.m_availGovList = availGovRead.split(" ")
for availGov in self.m_availGovList:
self.cb_cpufreq.addItem(availGov)
for root, dirs, files in os.walk("/sys/devices/system/cpu/"):
for dir_ in [dir_ for dir_ in dirs if dir_.startswith("cpu")]:
if not dir_.replace("cpu", "", 1).isdigit():
continue
cpuGovPath = os.path.join(root, dir_, "cpufreq", "scaling_governor")
if os.path.exists(cpuGovPath):
self.m_curGovPaths.append(cpuGovPath)
self.m_curGovCPUs.append(int(dir_.replace("cpu", "", 1)))
self.cb_cpufreq.setCurrentIndex(-1)
else:
self.m_govWatcher = None
self.cb_cpufreq.setEnabled(False)
self.label_cpufreq.setEnabled(False)
# -------------------------------------------------------------
# Set-up GUI (System Checks)
#self.label_check_helper1.setVisible(False)
#self.label_check_helper2.setVisible(False)
#self.label_check_helper3.setVisible(False)
index = 2
checksLayout = self.groupBox_checks.layout()
for check in cadenceSystemChecks:
widgetName = QLabel("%s:" % check.name)
widgetIcon = QLabel("")
widgetResult = QLabel(check.result)
if check.moreInfo:
widgetName.setToolTip(check.moreInfo)
widgetIcon.setToolTip(check.moreInfo)
widgetResult.setToolTip(check.moreInfo)
#widgetName.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Preferred)
#widgetIcon.setSizePolicy(QSizePolicy.Preferred, QSizePolicy.Preferred)
#widgetIcon.setMinimumSize(16, 16)
#widgetIcon.setMaximumSize(16, 16)
#widgetResult.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Preferred)
if check.icon == check.ICON_ERROR:
widgetIcon.setPixmap(self.pix_error)
elif check.icon == check.ICON_WARN:
widgetIcon.setPixmap(self.pix_warning)
elif check.icon == check.ICON_OK:
widgetIcon.setPixmap(self.pix_apply)
else:
widgetIcon.setPixmap(self.pix_cancel)
checksLayout.addWidget(widgetName, index, 0, Qt.AlignRight)
checksLayout.addWidget(widgetIcon, index, 1, Qt.AlignHCenter)
checksLayout.addWidget(widgetResult, index, 2, Qt.AlignLeft)
index += 1
# -------------------------------------------------------------
# Set-up GUI (JACK Bridges)
if not havePulseAudio:
self.toolBox_pulseaudio.setEnabled(False)
self.label_bridge_pulse.setText(self.tr("PulseAudio is not installed"))
# Not available in cxfreeze builds
if sys.argv[0].endswith("/cadence"):
self.groupBox_bridges.setEnabled(False)
self.cb_jack_autostart.setEnabled(False)
self.tb_jack_options.setEnabled(False)
# -------------------------------------------------------------
# Set-up GUI (Tweaks)
self.settings_changed_types = []
self.frame_tweaks_settings.setVisible(False)
for i in range(self.tw_tweaks.rowCount()):
self.tw_tweaks.item(i, 0).setTextAlignment(Qt.AlignCenter)
self.tw_tweaks.setCurrentCell(0, 0)
# -------------------------------------------------------------
# Set-up GUI (Tweaks, Audio Plugins PATH)
self.b_tweak_plugins_change.setEnabled(False)
self.b_tweak_plugins_remove.setEnabled(False)
for iPath in DEFAULT_LADSPA_PATH:
self.list_LADSPA.addItem(iPath)
for iPath in DEFAULT_DSSI_PATH:
self.list_DSSI.addItem(iPath)
for iPath in DEFAULT_LV2_PATH:
self.list_LV2.addItem(iPath)
for iPath in DEFAULT_VST_PATH:
self.list_VST.addItem(iPath)
EXTRA_LADSPA_DIRS = GlobalSettings.value("AudioPlugins/EXTRA_LADSPA_PATH", "", type=str)
EXTRA_DSSI_DIRS = GlobalSettings.value("AudioPlugins/EXTRA_DSSI_PATH", "", type=str)
EXTRA_LV2_DIRS = GlobalSettings.value("AudioPlugins/EXTRA_LV2_PATH", "", type=str)
EXTRA_VST_DIRS = GlobalSettings.value("AudioPlugins/EXTRA_VST_PATH", "", type=str)
for iPath in EXTRA_LADSPA_DIRS.split(":"):
if os.path.exists(iPath):
self.list_LADSPA.addItem(iPath)
for iPath in EXTRA_DSSI_DIRS.split(":"):
if os.path.exists(iPath):
self.list_DSSI.addItem(iPath)
for iPath in EXTRA_LV2_DIRS.split(":"):
if os.path.exists(iPath):
self.list_LV2.addItem(iPath)
for iPath in EXTRA_VST_DIRS.split(":"):
if os.path.exists(iPath):
self.list_VST.addItem(iPath)
self.list_LADSPA.sortItems(Qt.AscendingOrder)
self.list_DSSI.sortItems(Qt.AscendingOrder)
self.list_LV2.sortItems(Qt.AscendingOrder)
self.list_VST.sortItems(Qt.AscendingOrder)
self.list_LADSPA.setCurrentRow(0)
self.list_DSSI.setCurrentRow(0)
self.list_LV2.setCurrentRow(0)
self.list_VST.setCurrentRow(0)
# -------------------------------------------------------------
# Set-up GUI (Tweaks, Default Applications)
for desktop in DESKTOP_X_IMAGE:
if isDesktopFileInstalled(desktop):
self.cb_app_image.addItem(desktop)
for desktop in DESKTOP_X_MUSIC:
if isDesktopFileInstalled(desktop):
self.cb_app_music.addItem(desktop)
for desktop in DESKTOP_X_VIDEO:
if isDesktopFileInstalled(desktop):
self.cb_app_video.addItem(desktop)
for desktop in DESKTOP_X_TEXT:
if isDesktopFileInstalled(desktop):
self.cb_app_text.addItem(desktop)
for desktop in DESKTOP_X_BROWSER:
if isDesktopFileInstalled(desktop):
self.cb_app_browser.addItem(desktop)
if self.cb_app_image.count() == 0:
self.ch_app_image.setEnabled(False)
if self.cb_app_music.count() == 0:
self.ch_app_music.setEnabled(False)
if self.cb_app_video.count() == 0:
self.ch_app_video.setEnabled(False)
if self.cb_app_text.count() == 0:
self.ch_app_text.setEnabled(False)
if self.cb_app_browser.count() == 0:
self.ch_app_browser.setEnabled(False)
mimeappsPath = os.path.join(HOME, ".local", "share", "applications", "mimeapps.list")
if os.path.exists(mimeappsPath):
fd = open(mimeappsPath, "r")
mimeappsRead = fd.read()
fd.close()
x_image = getXdgProperty(mimeappsRead, "image/bmp")
x_music = getXdgProperty(mimeappsRead, "audio/wav")
x_video = getXdgProperty(mimeappsRead, "video/webm")
x_text = getXdgProperty(mimeappsRead, "text/plain")
x_browser = getXdgProperty(mimeappsRead, "text/html")
if x_image and searchAndSetComboBoxValue(self.cb_app_image, x_image):
self.ch_app_image.setChecked(True)
if x_music and searchAndSetComboBoxValue(self.cb_app_music, x_music):
self.ch_app_music.setChecked(True)