main.py 文件源码

def check_instance(self):
        '''
        Check whether another instance of the setup tool is running already
        '''
        if (dbus.SessionBus().request_name("org.ibus.typingbooster")
                != dbus.bus.REQUEST_NAME_REPLY_PRIMARY_OWNER):
            self.__run_message_dialog(
                _("Another instance of this app is already running."),
                Gtk.MessageType.ERROR)
            sys.exit(1)
        else:
            return False