class virtual source_undo_manager_sigs :object
..end
method private virtual connect : 'b. ([> `sourceundomanager ], 'b) GtkSignal.t -> callback:'b -> GtkSignal.id
method private virtual notify : 'b.
([> `sourceundomanager ] as 'a, 'b) Gobject.property ->
callback:('b -> unit) -> GtkSignal.id
method can_redo_changed : callback:(unit -> unit) -> GtkSignal.id
method can_undo_changed : callback:(unit -> unit) -> GtkSignal.id