1 (* Copyright (C) 2004-2005, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
7 * HELM is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * HELM is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with HELM; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://helm.cs.unibo.it/
31 let wrap_callback0 f = fun _ -> try f () with Not_found -> assert false
32 let wrap_callback1 f = fun _ -> try f () with Not_found -> assert false
33 let wrap_callback2 f = fun _ -> try f () with Not_found -> assert false
35 let connect_button (button: #GButton.button) callback =
36 ignore (button#connect#clicked (wrap_callback0 callback))
38 let connect_toggle_button (button: #GButton.toggle_button) callback =
39 ignore (button#connect#toggled (wrap_callback1 callback))
41 let connect_menu_item (menu_item: #GMenu.menu_item) callback =
42 ignore (menu_item#connect#activate (wrap_callback2 callback))
44 let connect_key (ev:GObj.event_ops) ?(modifiers = []) ?(stop = false) key
47 ignore (ev#connect#key_press (fun key' ->
48 let modifiers' = GdkEvent.Key.state key' in
50 | key' when GdkEvent.Key.keyval key' = key
51 && List.for_all (fun m -> List.mem m modifiers') modifiers ->
56 let toggle_widget_visibility ~(widget: GObj.widget)
57 ~(check: GMenu.check_menu_item)
59 ignore (check#connect#toggled (fun _ ->
60 if check#active then widget#misc#show () else widget#misc#hide ()))
62 let toggle_window_visibility ~(window: GWindow.window)
63 ~(check: GMenu.check_menu_item)
65 ignore (check#connect#toggled (fun _ ->
66 if check#active then window#show () else window#misc#hide ()));
67 ignore (window#event#connect#delete (fun _ ->
69 check#set_active false;
72 let toggle_win ?(check: GMenu.check_menu_item option) (win: GWindow.window) () =
73 if win#is_active then win#misc#hide () else win#show ();
76 | Some check -> check#set_active (not check#active)
78 let toggle_callback ~callback ~(check: GMenu.check_menu_item) =
79 ignore (check#connect#toggled (fun _ -> callback check#active))
81 let add_key_binding key callback (evbox: GBin.event_box) =
82 ignore (evbox#event#connect#key_press (function
83 | key' when GdkEvent.Key.keyval key' = key ->
88 class multiStringListModel ~cols (tree_view: GTree.view) =
89 let column_list = new GTree.column_list in
91 let rec aux = function
93 | n -> column_list#add Gobject.Data.string :: aux (n - 1)
97 let list_store = GTree.list_store column_list in
101 (GTree.cell_renderer_text [], ["text", text_column]))
106 (fun renderer -> GTree.view_column ~renderer ())
110 val text_columns = text_columns
113 tree_view#set_model (Some (list_store :> GTree.model));
115 (fun view_column -> ignore (tree_view#append_column view_column))
118 method list_store = list_store
120 method easy_mappend slist =
121 let tree_iter = list_store#append () in
123 (fun s text_column ->
124 list_store#set ~row:tree_iter ~column:text_column s)
127 method easy_minsert pos s =
128 let tree_iter = list_store#insert pos in
130 (fun s text_column ->
131 list_store#set ~row:tree_iter ~column:text_column s)
134 method easy_mselection () =
137 let iter = list_store#get_iter tree_path in
140 list_store#get ~row:iter ~column:text_column)
142 tree_view#selection#get_selected_rows
145 class stringListModel (tree_view: GTree.view) =
147 inherit multiStringListModel ~cols:1 tree_view as multi
149 method list_store = multi#list_store
151 method easy_append s =
152 multi#easy_mappend [s]
154 method easy_insert pos s =
155 multi#easy_minsert pos [s]
157 method easy_selection () =
160 let iter = self#list_store#get_iter tree_path in
163 self#list_store#get ~row:iter ~column:text_column)
165 tree_view#selection#get_selected_rows
167 List.map (function [x] -> x | _ -> assert false) m
170 class taggedStringListModel ~(tags:(string * GdkPixbuf.pixbuf) list)
171 (tree_view: GTree.view)
173 let column_list = new GTree.column_list in
174 let tag_column = column_list#add Gobject.Data.gobject in
175 let text_column = column_list#add Gobject.Data.string in
176 let list_store = GTree.list_store column_list in
177 let text_renderer = (GTree.cell_renderer_text [], ["text", text_column]) in
178 let tag_renderer = (GTree.cell_renderer_pixbuf [], ["pixbuf", tag_column]) in
179 let text_vcolumn = GTree.view_column ~renderer:text_renderer () in
180 let tag_vcolumn = GTree.view_column ~renderer:tag_renderer () in
181 let lookup_pixbuf tag =
182 try List.assoc tag tags with Not_found -> assert false
186 tree_view#set_model (Some (list_store :> GTree.model));
187 ignore (tree_view#append_column tag_vcolumn);
188 ignore (tree_view#append_column text_vcolumn)
190 method list_store = list_store
192 method easy_append ~tag s =
193 let tree_iter = list_store#append () in
194 list_store#set ~row:tree_iter ~column:text_column s;
195 list_store#set ~row:tree_iter ~column:tag_column (lookup_pixbuf tag)
197 method easy_insert pos ~tag s =
198 let tree_iter = list_store#insert pos in
199 list_store#set ~row:tree_iter ~column:text_column s;
200 list_store#set ~row:tree_iter ~column:tag_column (lookup_pixbuf tag)
202 method easy_selection () =
205 let iter = list_store#get_iter tree_path in
206 list_store#get ~row:iter ~column:text_column)
207 tree_view#selection#get_selected_rows
210 class recordModel (tree_view:GTree.view) =
211 let cols_list = new GTree.column_list in
212 let text_col = cols_list#add Gobject.Data.string in
213 (* let combo_col = cols_list#add (Gobject.Data.gobject_by_name "GtkListStore") in *)
214 let combo_col = cols_list#add Gobject.Data.int in
215 let toggle_col = cols_list#add Gobject.Data.boolean in
216 let list_store = GTree.list_store cols_list in
217 let text_rend = (GTree.cell_renderer_text [], ["text", text_col]) in
218 let combo_rend = GTree.cell_renderer_combo [] in
219 (* let combo_rend = (GTree.cell_renderer_combo [], [|+"model", combo_col+|]) in *)
221 (GTree.cell_renderer_toggle [`ACTIVATABLE true], ["active", toggle_col])
223 let text_vcol = GTree.view_column ~renderer:text_rend () in
224 let combo_vcol = GTree.view_column ~renderer:(combo_rend, []) () in
226 combo_vcol#set_cell_data_func combo_rend
230 GTree.store_of_list Gobject.Data.string ["a"; "b"; "c"]
232 combo_rend#set_properties [
233 `MODEL (Some (model :> GTree.model));
237 let toggle_vcol = GTree.view_column ~renderer:toggle_rend () in
240 tree_view#set_model (Some (list_store :> GTree.model));
241 ignore (tree_view#append_column text_vcol);
242 ignore (tree_view#append_column combo_vcol);
243 ignore (tree_view#append_column toggle_vcol)
245 method list_store = list_store
247 method easy_append s (combo:int) (toggle:bool) =
248 let tree_iter = list_store#append () in
249 list_store#set ~row:tree_iter ~column:text_col s;
250 list_store#set ~row:tree_iter ~column:combo_col combo;
251 list_store#set ~row:tree_iter ~column:toggle_col toggle
256 method newUriDialog: unit -> MatitaGeneratedGui.uriChoiceDialog
257 method newRecordDialog: unit -> MatitaGeneratedGui.recordChoiceDialog
258 method newConfirmationDialog: unit -> MatitaGeneratedGui.confirmationDialog
259 method newEmptyDialog: unit -> MatitaGeneratedGui.emptyDialog
263 ~title ~message ~buttons ~callback
264 ?(message_type=`QUESTION) ?parent ?(use_markup=true)
265 ?(destroy_with_parent=true) ?(allow_grow=false) ?(allow_shrink=false)
266 ?icon ?(modal=true) ?(resizable=false) ?screen ?type_hint
267 ?(position=`CENTER_ON_PARENT) ?wm_name ?wm_class ?border_width ?width
268 ?height ?(show=true) ()
271 GWindow.message_dialog
272 ~message ~use_markup ~message_type ~buttons ?parent ~destroy_with_parent
273 ~title ~allow_grow ~allow_shrink ?icon ~modal ~resizable ?screen
274 ?type_hint ~position ?wm_name ?wm_class ?border_width ?width ?height
277 ignore(m#connect#response
278 ~callback:(fun a -> GMain.Main.quit ();callback a));
279 ignore(m#connect#close
280 ~callback:(fun _ -> GMain.Main.quit ();raise PopupClosed));
284 let popup_message_lowlevel
285 ~title ~message ?(no_separator=true) ~callback ~message_type ~buttons
286 ?parent ?(destroy_with_parent=true) ?(allow_grow=false) ?(allow_shrink=false)
287 ?icon ?(modal=true) ?(resizable=false) ?screen ?type_hint
288 ?(position=`CENTER_ON_PARENT) ?wm_name ?wm_class ?border_width ?width
289 ?height ?(show=true) ()
294 ?parent ~destroy_with_parent
295 ~title ~allow_grow ~allow_shrink ?icon ~modal ~resizable ?screen
296 ?type_hint ~position ?wm_name ?wm_class ?border_width ?width ?height
300 match message_type with
301 | `WARNING -> `DIALOG_WARNING
302 | `INFO -> `DIALOG_INFO
303 | `ERROR ->`DIALOG_ERROR
304 | `QUESTION -> `DIALOG_QUESTION
306 let image = GMisc.image ~stock ~icon_size:`DIALOG () in
307 let label = GMisc.label ~markup:message () in
308 label#set_line_wrap true;
309 let hbox = GPack.hbox ~spacing:10 () in
310 hbox#pack ~from:`START ~expand:true ~fill:true (image:>GObj.widget);
311 hbox#pack ~from:`START ~expand:true ~fill:true (label:>GObj.widget);
312 m#vbox#pack ~from:`START
313 ~padding:20 ~expand:true ~fill:true (hbox:>GObj.widget);
314 List.iter (fun (x, y) ->
315 m#add_button_stock x y;
317 m#set_default_response y
319 ignore(m#connect#response
320 ~callback:(fun a -> GMain.Main.quit ();callback a));
321 ignore(m#connect#close
322 ~callback:(fun _ -> GMain.Main.quit ();callback `POPUPCLOSED));
329 let ask_confirmation ~title ~message ?parent () =
335 | `CANCEL -> rc := `CANCEL
336 | `DELETE_EVENT -> rc := `CANCEL
337 | `POPUPCLOSED -> rc := `CANCEL
339 let buttons = [`YES,`YES ; `NO,`NO ; `CANCEL,`CANCEL] in
340 popup_message_lowlevel
341 ~title ~message ~message_type:`WARNING ~callback ~buttons ?parent ();
344 let report_error ~title ~message ?parent () =
345 let callback _ = () in
346 let buttons = GWindow.Buttons.ok in
349 ~title ~message ~message_type:`ERROR ~callback ~buttons ?parent ()
354 let ask_text ~(gui:#gui) ?(title = "") ?(message = "") ?(multiline = false)
357 let dialog = gui#newEmptyDialog () in
358 dialog#emptyDialog#set_title title;
359 dialog#emptyDialogLabel#set_label message;
360 let result = ref None in
363 dialog#emptyDialog#destroy ();
366 ignore (dialog#emptyDialog#event#connect#delete (fun _ -> true));
367 if multiline then begin (* multiline input required: use a TextView widget *)
369 GBin.scrolled_window ~width:400 ~height:150 ~hpolicy:`NEVER
370 ~vpolicy:`ALWAYS ~packing:dialog#emptyDialogVBox#add ()
372 let view = GText.view ~wrap_mode:`CHAR ~packing:win#add () in
373 let buffer = view#buffer in
377 buffer#set_text text;
378 buffer#select_range buffer#start_iter buffer#end_iter);
379 view#misc#grab_focus ();
380 connect_button dialog#emptyDialogOkButton (fun _ ->
381 return (Some (buffer#get_text ())))
382 end else begin (* monoline input required: use a TextEntry widget *)
383 let entry = GEdit.entry ~packing:dialog#emptyDialogVBox#add () in
388 entry#select_region ~start:0 ~stop:max_int);
389 entry#misc#grab_focus ();
390 connect_button dialog#emptyDialogOkButton (fun _ ->
391 return (Some entry#text))
393 connect_button dialog#emptyDialogCancelButton (fun _ ->return None);
394 dialog#emptyDialog#show ();
396 (match !result with None -> raise MatitaTypes.Cancel | Some r -> r)
398 let ask_record_choice ~(gui:#gui) ?(title= "") ?(message = "")
401 let fields = Array.of_list fields in
402 let fields_no = Array.length fields in
403 assert (fields_no > 0);
404 let dialog = gui#newRecordDialog () in
405 dialog#recordChoiceDialog#set_title title;
406 dialog#recordChoiceDialogLabel#set_label message;
407 let model = new recordModel dialog#recordChoiceTreeView in
408 dialog#recordChoiceTreeView#set_headers_visible true;
411 (fun _ -> GTree.store_of_list Gobject.Data.string ["a"; "b"; "c"])
413 let (store, col) = combos.(0) in
414 store#set ~row:(store#append ()) ~column:col "uno";
415 store#set ~row:(store#append ()) ~column:col "due";
416 let toggles = Array.init fields_no (fun _ -> false) in
418 (fun i f -> model#easy_append f i toggles.(i))
420 let record_no = ref None in
422 dialog#recordChoiceDialog#destroy ();
425 let fail _ = record_no := None; return () in
426 ignore (dialog#recordChoiceDialog#event#connect#delete (fun _ -> true));
427 connect_button dialog#recordChoiceOkButton (fun _ ->
428 match !record_no with None -> () | Some _ -> return ());
429 connect_button dialog#recordChoiceCancelButton fail;
430 (* ignore (dialog#recordChoiceTreeView#connect#row_activated (fun path _ ->
431 interp_no := Some (model#get_interp_no path);
433 let selection = dialog#recordChoiceTreeView#selection in
434 ignore (selection#connect#changed (fun _ ->
435 match selection#get_selected_rows with
436 | [path] -> interp_no := Some (model#get_interp_no path)
437 | _ -> assert false)); *)
438 dialog#recordChoiceDialog#show ();
440 (match !record_no with Some n -> n | _ -> raise MatitaTypes.Cancel)
442 let utf8_parsed_text s floc =
443 let start, stop = HExtlib.loc_of_floc floc in
444 let start_bytes = Glib.Utf8.offset_to_pos s ~pos:0 ~off:start in
445 let stop_bytes = Glib.Utf8.offset_to_pos s ~pos:0 ~off:stop in
446 assert(stop_bytes >= start_bytes);
447 let bytes = stop_bytes - start_bytes in
449 String.sub s start_bytes bytes, bytes
450 with Invalid_argument _ ->
451 Printf.eprintf "%s/%d/%d\n" s start_bytes bytes;
455 let utf8_string_length s =
456 if BuildTimeConf.debug then
457 assert(Glib.Utf8.validate s);