module Tree: sig .. end
sig
end
class type ['a] model = object .. end
['a]
object
class ['a] view : ?packing:GObj.widget -> unit -> ?width:int -> ?height:int -> ?headers:bool -> ?rules:bool -> 'a model -> object .. end
?packing:GObj.widget -> unit -> ?width:int -> ?height:int -> ?headers:bool -> ?rules:bool -> 'a model ->