GtkToggleAction object. To add the action to
a GtkActionGroup and set the accelerator for the action,
call gtkActionGroupAddActionWithAccel.gtkToggleActionNew(name = NULL, label = NULL, tooltip = NULL,  stock.id = NULL)namelabelNULL. [  allow-none  ]tooltipNULL. [  allow-none  ]stock.idNULLGtkToggleAction] a new GtkToggleAction