def __init__(self, **options):
Gtk.Box.__init__(self, orientation=Gtk.Orientation.VERTICAL)
Tweak.__init__(
self, _("Enable dark theme for all applications"),
_("Enable the dark theme hint for all the applications in the session"
), **options)
self._gtksettings = GtkSettingsManager()
w = Gtk.Switch()
w.set_active(
self._gtksettings.get_integer("gtk-application-prefer-dark-theme"))
title = _("Global Dark Theme")
description = _(
"Applications need to be restarted for change to take effect")
w.connect("notify::active", self._on_switch_changed)
hbox = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
hbox.props.spacing = UI_BOX_SPACING
lbl = Gtk.Label(label=title)
lbl.props.ellipsize = Pango.EllipsizeMode.END
lbl.props.xalign = 0.0
hbox.pack_start(lbl, True, True, 0)
hbox.pack_start(w, False, False, 0)
lbl_des = Gtk.Label()
lbl_des.props.xalign = 0.0
lbl_des.set_markup("<span size='x-small'>" +
GLib.markup_escape_text(description) + "</span>")
self.pack_start(hbox, False, False, 0)
self.pack_start(lbl_des, False, False, 0)
self.widget_for_size_group = None
def __init__(self, **options):
GSettingsComboTweak.__init__(
self, _("Applications"), "org.gnome.desktop.interface",
"gtk-theme",
make_combo_list_with_default(self._get_valid_themes(),
"Adwaita"), **options)
self._gtksettings3 = GtkSettingsManager('3.0')
self._gtksettings4 = GtkSettingsManager('4.0')
def __init__(self, **options):
Gtk.Box.__init__(self, orientation=Gtk.Orientation.VERTICAL)
Tweak.__init__(self, _("Enable dark theme for all applications"),
_("Enable the dark theme hint for all the applications in the session"),
**options)
self._gtksettings = GtkSettingsManager()
w = Gtk.Switch()
w.set_active(self._gtksettings.get_integer("gtk-application-prefer-dark-theme"))
title = _("Global Dark Theme")
description = _("Applications need to be restarted for change to take effect")
w.connect("notify::active", self._on_switch_changed)
hbox = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
hbox.props.spacing = UI_BOX_SPACING
lbl = Gtk.Label(label=title)
lbl.props.ellipsize = Pango.EllipsizeMode.END
lbl.props.xalign = 0.0
hbox.pack_start(lbl, True, True, 0)
hbox.pack_start(w, False, False, 0)
lbl_des = Gtk.Label()
lbl_des.props.xalign = 0.0
lbl_des.set_markup("<span size='x-small'>"+description+"</span>")
self.pack_start(hbox, False, False, 0)
self.pack_start(lbl_des, False, False,0)
self.widget_for_size_group = None
class GtkThemeSwitcher(GSettingsComboTweak):
def __init__(self, **options):
GSettingsComboTweak.__init__(
self, _("Applications"), "org.gnome.desktop.interface",
"gtk-theme",
make_combo_list_with_default(self._get_valid_themes(),
"Adwaita"), **options)
self._gtksettings3 = GtkSettingsManager('3.0')
self._gtksettings4 = GtkSettingsManager('4.0')
def _get_valid_themes(self):
""" Only shows themes that have variations for gtk3"""
gtk_ver = Gtk.MINOR_VERSION
if gtk_ver % 2: # Want even number
gtk_ver += 1
valid = ['Adwaita', 'HighContrast', 'HighContrastInverse']
valid += walk_directories(get_resource_dirs("themes"), lambda d:
os.path.exists(os.path.join(d, "gtk-3.0", "gtk.css")) or \
os.path.exists(os.path.join(d, "gtk-3.{}".format(gtk_ver))))
return set(valid)
def _on_combo_changed(self, combo):
_iter = combo.get_active_iter()
if _iter:
value = combo.get_model().get_value(_iter, 0)
self.settings.set_string(self.key_name, value)
# Turn off Global Dark Theme when theme is changed.
# https://bugzilla.gnome.org/783666
try:
self._gtksettings3.set_integer("gtk-application-prefer-dark-theme",
0)
self._gtksettings4.set_integer("gtk-application-prefer-dark-theme",
0)
except:
self.notify_information(_("Error writing setting"))