*
* #GAction is merely the interface to the concept of an action, as
* described above. Various implementations of actions exist, including
*
* #GAction is merely the interface to the concept of an action, as
* described above. Various implementations of actions exist, including
*
* In all cases, the implementing class is responsible for storing the
* name of the action, the parameter type, the enabled state, the
*
* In all cases, the implementing class is responsible for storing the
* name of the action, the parameter type, the enabled state, the