def __init__(self, **options):
        name = _("Workspace Creation")
        Gtk.Box.__init__(self, orientation=Gtk.Orientation.HORIZONTAL)
        _GSettingsTweak.__init__(self, name, "org.gnome.mutter", "dynamic-workspaces", **options)

        default = self.STATUS.keys()[self.STATUS.values().index(self.settings[self.key_name])]
        key_options = [("dynamic", _("Dynamic")), ("static", _("Static"))]

        self.combo = build_combo_box_text(default, *key_options)
        self.combo.connect('changed', self._on_combo_changed)
        build_label_beside_widget(name, self.combo, hbox=self)
        self.widget_for_size_group = self.combo
Esempio n. 2
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class ShellThemeTweak(Gtk.Box, Tweak):

    THEME_EXT_NAME = "*****@*****.**"
    THEME_GSETTINGS_SCHEMA = "org.gnome.shell.extensions.user-theme"
    THEME_GSETTINGS_NAME = "name"
    THEME_GSETTINGS_DIR = os.path.join(GLib.get_user_data_dir(), "gnome-shell",
                                       "extensions", THEME_EXT_NAME, "schemas")
    LEGACY_THEME_DIR = os.path.join(GLib.get_home_dir(), ".themes")
    THEME_DIR = os.path.join(GLib.get_user_data_dir(), "themes")

    def __init__(self, **options):
        Gtk.Box.__init__(self, orientation=Gtk.Orientation.HORIZONTAL)
        Tweak.__init__(self, _("Shell theme"),
                       _("Install custom or user themes for gnome-shell"),
                       **options)

        #check the shell is running and the usertheme extension is present
        error = _("Unknown error")
        self._shell = _shell

        if self._shell is None:
            logging.warning("Shell not running", exc_info=True)
            error = _("Shell not running")
        else:
            try:
                extensions = self._shell.list_extensions()
                if ShellThemeTweak.THEME_EXT_NAME in extensions and extensions[
                        ShellThemeTweak.THEME_EXT_NAME]["state"] == 1:
                    #check the correct gsettings key is present
                    try:
                        if os.path.exists(ShellThemeTweak.THEME_GSETTINGS_DIR):
                            self._settings = GSettingsSetting(
                                ShellThemeTweak.THEME_GSETTINGS_SCHEMA,
                                schema_dir=ShellThemeTweak.THEME_GSETTINGS_DIR)
                        else:
                            self._settings = GSettingsSetting(
                                ShellThemeTweak.THEME_GSETTINGS_SCHEMA)
                        name = self._settings.get_string(
                            ShellThemeTweak.THEME_GSETTINGS_NAME)

                        ext = extensions[ShellThemeTweak.THEME_EXT_NAME]
                        logging.debug("Shell user-theme extension\n%s" %
                                      pprint.pformat(ext))

                        error = None
                    except:
                        logging.warning(
                            "Could not find user-theme extension in %s" %
                            ','.join(extensions.keys()),
                            exc_info=True)
                        error = _(
                            "Shell user-theme extension incorrectly installed")

                else:
                    error = _("Shell user-theme extension not enabled")
            except Exception, e:
                logging.warning("Could not list shell extensions",
                                exc_info=True)
                error = _("Could not list shell extensions")

        if error:
            cb = build_combo_box_text(None)
            build_label_beside_widget(self.name, cb, warning=error, hbox=self)
            self.widget_for_size_group = cb
        else:
            #include both system, and user themes
            #note: the default theme lives in /system/data/dir/gnome-shell/theme
            #      and not themes/, so add it manually later
            dirs = [
                os.path.join(d, "themes") for d in GLib.get_system_data_dirs()
            ]
            dirs += [ShellThemeTweak.THEME_DIR]
            dirs += [ShellThemeTweak.LEGACY_THEME_DIR]

            valid = walk_directories(dirs, lambda d:
                        os.path.exists(os.path.join(d, "gnome-shell")) and \
                        os.path.exists(os.path.join(d, "gnome-shell", "gnome-shell.css")))
            #the default value to reset the shell is an empty string
            valid.extend(("", ))

            #build a combo box with all the valid theme options
            #manually add Adwaita to represent the default
            cb = build_combo_box_text(
                self._settings.get_string(
                    ShellThemeTweak.THEME_GSETTINGS_NAME),
                *make_combo_list_with_default(
                    valid, "", default_text=_("<i>Default</i>")))
            cb.connect('changed', self._on_combo_changed)
            self._combo = cb

            #a filechooser to install new themes
            chooser = FileChooserButton(_("Select a theme"), True,
                                        ["application/zip"])
            chooser.connect("file-set", self._on_file_set)

            build_label_beside_widget(self.name, chooser, cb, hbox=self)
            self.widget_for_size_group = cb