?dir:Gtk.Tags.orientation ->
unit ->
object
method append : 'a -> unit
method coerce : GObj.widget
method create : ('a -> Toolbox.entry) -> unit
method get : 'a list
method insert : ?after:'a -> 'a -> unit
method mem : 'a -> bool
method remove : 'a -> unit
method set : 'a list -> unit
method set_enabled : bool -> unit
method update : unit -> unit
end