GtkToggleAction: GtkToggleAction
Description
An action which can be toggled between two statesHierarchy
\link{GObject}
   +----\link{GtkAction}
         +----GtkToggleAction
               +----\link{GtkRadioAction}Detailed Description
A GtkToggleAction corresponds roughly to a GtkCheckMenuItem. It has an
"active" state specifying whether the action has been checked or not.References
http://developer.gnome.org/doc/API/2.0/gtk/GtkToggleAction.html