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|
(*************************************************************************)
(* *)
(* Objective Caml LablTk library *)
(* *)
(* Jacques Garrigue, Kyoto University RIMS *)
(* *)
(* Copyright 1999 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. *)
(* *)
(*************************************************************************)
(* $Id$ *)
open Tk
open Jg_tk
(*
class formatted ~parent ~width ~maxheight ~minheight =
val parent = (parent : Widget.any Widget.widget)
val width = width
val maxheight = maxheight
val minheight = minheight
val tw = Text.create ~parent ~width ~wrap:`Word
val fof = Format.get_formatter_output_functions ()
method parent = parent
method init =
pack [tw] ~side:`Left ~fill:`Both ~expand:true;
Format.print_flush ();
Format.set_margin (width - 2);
Format.set_formatter_output_functions ~out:(Jg_text.output tw)
~flush:(fun () -> ())
method finish =
Format.print_flush ();
Format.set_formatter_output_functions ~out:(fst fof) ~flush:(snd fof);
let `Linechar (l, _) = Text.index tw ~index:(tposend 1) in
Text.configure tw ~height:(max minheight (min l maxheight));
if l > 5 then
pack [Jg_text.add_scrollbar tw] ~before:tw ~side:`Right ~fill:`Y
end
*)
let formatted ~title ?on ?(ppf = Format.std_formatter)
?(width=60) ?(maxheight=10) ?(minheight=0) () =
let tl, frame =
match on with
Some frame -> coe frame, frame
| None ->
let tl = Jg_toplevel.titled title in
Jg_bind.escape_destroy tl;
let frame = Frame.create tl in
pack [frame] ~side:`Top ~fill:`Both ~expand:true;
coe tl, frame
in
let tw = Text.create frame ~width ~wrap:`Word in
pack [tw] ~side:`Left ~fill:`Both ~expand:true;
Format.pp_print_flush ppf ();
Format.pp_set_margin ppf (width - 2);
let fof,fff = Format.pp_get_formatter_output_functions ppf () in
Format.pp_set_formatter_output_functions ppf
~out:(Jg_text.output tw) ~flush:(fun () -> ());
tl, tw,
begin fun () ->
Format.pp_print_flush ppf ();
Format.pp_set_formatter_output_functions ppf ~out:fof ~flush:fff;
let `Linechar (l, _) = Text.index tw ~index:(tposend 1) in
Text.configure tw ~height:(max minheight (min l maxheight));
if l > 5 then
pack [Jg_text.add_scrollbar tw] ~before:tw ~side:`Right ~fill:`Y
end
let ask ~title ?master ?(cancel=true) text =
let tl = Jg_toplevel.titled title in
begin match master with None -> ()
| Some master -> Wm.transient_set tl ~master
end;
let mw = Message.create tl ~text ~padx:20 ~pady:10
~width:250 ~justify:`Left ~aspect:400 ~anchor:`W
and fw = Frame.create tl
and sync = Textvariable.create ~on:tl ()
and r = ref (`cancel : [`yes|`no|`cancel]) in
let accept = Button.create fw ~text:"Yes"
~command:(fun () -> r := `yes; destroy tl)
and refuse = Button.create fw ~text:"No"
~command:(fun () -> r := `no; destroy tl)
and cancelB = Button.create fw ~text:"Cancel"
~command:(fun () -> r := `cancel; destroy tl)
in
bind tl ~events:[`Destroy] ~extend:true
~action:(fun _ -> Textvariable.set sync "1");
pack [accept; refuse] ~side:`Left ~fill:`X ~expand:true;
if cancel then pack [cancelB] ~side:`Left ~fill:`X ~expand:true;
pack [mw] ~side:`Top ~fill:`Both;
pack [fw] ~side:`Bottom ~fill:`X ~expand:true;
Grab.set tl;
Tkwait.variable sync;
!r
|
