button.py 文件源码

def user_event_action(self, event):
        """ User event dispatcher

        :param event: the event to handle
        """
        key = getattr(self.state, "keyboard_key", None)
        if event.sub_type == SUB_TYPE_KEYBOARD and key and key == event.keyboard_key:
            if event.action == pygame.KEYDOWN:
                self.press_action()
            elif event.action == pygame.KEYUP:
                self.release_action()