(***********************************************************************)

(*                                                                     *)

(*                 MLTk, Tcl/Tk interface of OCaml                     *)

(*                                                                     *)

(*    Francois Rouaix, Francois Pessaux, Jun Furuse and Pierre Weis    *)

(*               projet Cristal, INRIA Rocquencourt                    *)

(*            Jacques Garrigue, Kyoto University RIMS                  *)

(*                                                                     *)

(*  Copyright 2002 Institut National de Recherche en Informatique et   *)

(*  en Automatique and Kyoto University.  All rights reserved.         *)

(*  This file is distributed under the terms of the GNU Library        *)

(*  General Public License, with the special exception on linking      *)

(*  described in file LICENSE found in the OCaml source tree.          *)

(*                                                                     *)

(***********************************************************************)

open Camltk

open Widget

let version = "$Id$"

(*

 * Simulate a button with a bitmap AND a label

 *)

let rec sort_options but lab com = function

    [] -> but,lab,com

  |(Command f as o)::l -> sort_options (o::but) lab com l

  |(Bitmap b as o)::l -> sort_options (o::but) lab com l

  |(Text t as o)::l -> sort_options but (o::lab) com l

  |o::l -> sort_options but lab (o::com) l

let create parent options =

  let but,lab,com = sort_options [] [] [] options in

  let f = Frame.create parent com in

  let b = Button.create f (but@com)

  and l = Label.create f (lab@com) in

    pack [b;l][];

    bind l [[],ButtonPressDetail 1] (BindSet ([],(function _ -> Button.invoke b)));

    f

let configure f options =

  let but,lab,com = sort_options [] [] [] options in

  match Pack.slaves f with

    [b;l] ->

      Frame.configure f com;

      Button.configure b (but@com);

      Label.configure l (lab@com)

  | _ -> raise (Invalid_argument "lbutton configure")