`([> `handlebox ] as 'a) Gobject.obj ->
object
val obj : 'a Gobject.obj
method handle_position :
callback:(GtkEnums.position_type -> unit) -> GtkSignal.id
method private notify :
'b. ('a, 'b) Gobject.property -> callback:('b -> unit) -> GtkSignal.id
method shadow_type :
callback:(GtkEnums.shadow_type -> unit) -> GtkSignal.id
method snap_edge :
callback:(GtkEnums.position_type -> unit) -> GtkSignal.id
end`