Gets the number of accessible actions available on the object. If there are more than one, the first one is considered the "default" action of the object.
Return: a the number of actions, or 0 if @action does not implement this interface.
See Implementation
Gets the number of accessible actions available on the object. If there are more than one, the first one is considered the "default" action of the object.
Return: a the number of actions, or 0 if @action does not implement this interface.