void set_action_name ( GtkActionable* actionable, const char* action_name )
Specifies the name of the action with which this widget should be associated.
NULL then the widget will be unassociated from
any previous action.
Usually this function is used when the widget is located (or will be
located) within the hierarchy of a
Names are of the form “win.save” or “app.quit” for actions on the
GtkApplicationWindow or its associated
respectively. This is the same form used for actions in the
associated with the window.