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Add cursor scaling for HiDPI displays #235

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merged 1 commit into from
May 21, 2024
Merged

Add cursor scaling for HiDPI displays #235

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13 changes: 9 additions & 4 deletions src/slick-greeter.vala
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Original file line number Diff line number Diff line change
Expand Up @@ -611,7 +611,7 @@ public class SlickGreeter
stderr.printf ("[%+.2fs] %s %s\n", log_timer.elapsed (), prefix, message);
}

private static void check_hidpi ()
private static bool check_hidpi ()
{
try {
string output;
Expand All @@ -620,11 +620,13 @@ public class SlickGreeter
if (output == "2") {
debug ("Activating HiDPI (2x scale ratio)");
GLib.Environment.set_variable ("GDK_SCALE", "2", true);
return true;
}
}
catch (Error e){
warning ("Error while setting HiDPI support: %s", e.message);
}
return false;
}

private static void set_keyboard_layout ()
Expand Down Expand Up @@ -714,12 +716,15 @@ public class SlickGreeter
UGSettings.apply_conf_settings ();

var hidpi = UGSettings.get_string (UGSettings.KEY_ENABLE_HIDPI);
var cursor_scale = 1;
debug ("HiDPI support: %s", hidpi);
if (hidpi == "auto") {
check_hidpi ();
if (check_hidpi ())
cursor_scale = 2;
}
else if (hidpi == "on") {
GLib.Environment.set_variable ("GDK_SCALE", "2", true);
cursor_scale = 2;
}

/* Set the keyboard layout */
Expand Down Expand Up @@ -799,8 +804,8 @@ public class SlickGreeter
}
var int_value = UGSettings.get_integer (UGSettings.KEY_CURSOR_THEME_SIZE);
if (int_value != 0) {
debug ("Settings cursor theme size: %d", int_value);
settings.set ("gtk-cursor-theme-size", int_value, null);
debug ("Settings cursor theme size: %d", int_value * cursor_scale);
settings.set ("gtk-cursor-theme-size", int_value * cursor_scale, null);
}
value = UGSettings.get_string (UGSettings.KEY_FONT_NAME);
if (value != ""){
Expand Down