__main__.py 文件源码

def do_startup(self):
        Gtk.Application.do_startup(self)
        signal.signal(signal.SIGINT, signal.SIG_DFL)

        action = Gio.SimpleAction.new('about', None)
        action.connect('activate', self.on_about)
        self.add_action(action)

        action = Gio.SimpleAction.new('quit', None)
        action.connect('activate', self.on_quit)
        self.add_action(action)
        self.add_accelerator('<Primary>q', 'app.quit')

        app_menu = Gio.Menu.new()
        app_menu.append(_('About'), 'app.about')
        app_menu.append(_('Quit'), 'app.quit')
        self.set_app_menu(app_menu)