@classmethod
def on_request_action(cls, controller, action2configure):
    """
    Callback function that is triggered, when a new action should be configured

    :param action2configure:        the action to configure
    :type action2configure:         steuer.Action
    :param controller:              the controller from which an action should be requested
    :type controller:               steuer.Controller
    """
    print('EVENT:' + 'Controller ' + str(controller.number) + ': ' +
        action2configure.long_name)
