application.py 文件源码

def __init__(self):
        Gtk.Application.__init__(self,
                                 application_id="org.gnome.IconRequests",
                                 flags=Gio.ApplicationFlags.FLAGS_NONE)
        GLib.set_application_name(_("Icon Requests"))
        GLib.set_prgname("Icon Requests")


        Gtk.Settings.get_default().set_property(
            "gtk-application-prefer-dark-theme", settings.get_is_night_mode())

        self.menu = Gio.Menu()
        cssProviderFile = Gio.File.new_for_uri(
            'resource:///org/gnome/IconRequests/css/style.css')
        cssProvider = Gtk.CssProvider()
        screen = Gdk.Screen.get_default()
        styleContext = Gtk.StyleContext()
        try:
            cssProvider.load_from_file(cssProviderFile)
            styleContext.add_provider_for_screen(screen, cssProvider,
                                                 Gtk.STYLE_PROVIDER_PRIORITY_USER)
            logging.debug("Loading css file ")
        except Exception as e:
            logging.error("Error message %s" % str(e))