class virtual toggle_action_notify :[> `toggleaction ] Gobject.obj ->
object
..end
val obj : ([> `toggleaction ] as 'a) Gobject.obj
method private notify : 'b. ('a, 'b) Gobject.property -> callback:('b -> unit) -> GtkSignal.id
method draw_as_radio : callback:(bool -> unit) -> GtkSignal.id