# Class GSourceView2.source_undo_manager_signals

    class source_undo_manager_signals : GtkSourceView2_types.source_undo_manager Gtk.obj -> object .. end

    method after : < after : 'a; can_redo_changed : callback:(unit -> unit) -> GtkSignal.id;
             can_undo_changed : callback:(unit -> unit) -> GtkSignal.id; .. >
           as 'a

    method can_redo_changed : callback:(unit -> unit) -> GtkSignal.id

    method can_undo_changed : callback:(unit -> unit) -> GtkSignal.id