`object
method child_attached : callback:(GObj.widget -> unit) -> GtkSignal.id
method child_detached : callback:(GObj.widget -> unit) -> GtkSignal.id
method private virtual connect :
'b.
([> `handlebox ] as 'a, 'b) GtkSignal.t -> callback:'b -> GtkSignal.id
method private virtual notify :
'b. ('a, 'b) Gobject.property -> callback:('b -> unit) -> GtkSignal.id
method notify_handle_position :
callback:(GtkEnums.position_type -> unit) -> GtkSignal.id
method notify_shadow_type :
callback:(GtkEnums.shadow_type -> unit) -> GtkSignal.id
method notify_snap_edge :
callback:(GtkEnums.position_type -> unit) -> GtkSignal.id
end`