module Wtable:sig..end
type('a, 'b)column =?title:string -> 'b list -> ('a -> 'b list) -> GTree.view_column
class type['a]columns =object..end
class type['a]listmodel =object..end
class['a]list :?packing:GObj.widget -> unit -> ?width:int -> ?height:int -> ?headers:bool -> ?rules:bool -> 'a listmodel ->object..end
class type['a]treemodel =object..end
class['a]tree :?packing:GObj.widget -> unit -> ?width:int -> ?height:int -> ?headers:bool -> ?rules:bool -> 'a treemodel ->object..end