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_callback f = f
33 let connect_button (button: #GButton.button) callback =
34 ignore (button#connect#clicked (wrap_callback callback))
36 let connect_toggle_button (button: #GButton.toggle_button) callback =
37 ignore (button#connect#toggled (wrap_callback callback))
39 let connect_menu_item (menu_item: #GMenu.menu_item) callback =
40 ignore (menu_item#connect#activate (wrap_callback callback))
42 let connect_key (ev:GObj.event_ops) ?(modifiers = []) ?(stop = false) key
45 ignore (ev#connect#key_press (fun key' ->
46 let modifiers' = GdkEvent.Key.state key' in
48 | key' when GdkEvent.Key.keyval key' = key
49 && List.for_all (fun m -> List.mem m modifiers') modifiers ->
54 let toggle_widget_visibility ~(widget: GObj.widget)
55 ~(check: GMenu.check_menu_item)
57 ignore (check#connect#toggled (fun _ ->
58 if check#active then widget#misc#show () else widget#misc#hide ()))
60 let toggle_window_visibility ~(window: GWindow.window)
61 ~(check: GMenu.check_menu_item)
63 ignore (check#connect#toggled (fun _ ->
64 if check#active then window#show () else window#misc#hide ()));
65 ignore (window#event#connect#delete (fun _ ->
67 check#set_active false;
70 let toggle_win ?(check: GMenu.check_menu_item option) (win: GWindow.window) () =
71 if win#is_active then win#misc#hide () else win#show ();
74 | Some check -> check#set_active (not check#active)
76 let toggle_callback ~callback ~(check: GMenu.check_menu_item) =
77 ignore (check#connect#toggled (fun _ -> callback check#active))
79 let add_key_binding key callback (evbox: GBin.event_box) =
80 ignore (evbox#event#connect#key_press (function
81 | key' when GdkEvent.Key.keyval key' = key ->
86 class multiStringListModel ~cols (tree_view: GTree.view) =
87 let column_list = new GTree.column_list in
89 let rec aux = function
91 | n -> column_list#add Gobject.Data.string :: aux (n - 1)
95 let list_store = GTree.list_store column_list in
99 (GTree.cell_renderer_text [], ["text", text_column]))
104 (fun renderer -> GTree.view_column ~renderer ())
108 val text_columns = text_columns
111 tree_view#set_model (Some (list_store :> GTree.model));
113 (fun view_column -> ignore (tree_view#append_column view_column))
116 method list_store = list_store
118 method easy_mappend slist =
119 let tree_iter = list_store#append () in
121 (fun s text_column ->
122 list_store#set ~row:tree_iter ~column:text_column s)
125 method easy_minsert pos s =
126 let tree_iter = list_store#insert pos in
128 (fun s text_column ->
129 list_store#set ~row:tree_iter ~column:text_column s)
132 method easy_mselection () =
135 let iter = list_store#get_iter tree_path in
138 list_store#get ~row:iter ~column:text_column)
140 tree_view#selection#get_selected_rows
143 class stringListModel (tree_view: GTree.view) =
145 inherit multiStringListModel ~cols:1 tree_view as multi
147 method list_store = multi#list_store
149 method easy_append s =
150 multi#easy_mappend [s]
152 method easy_insert pos s =
153 multi#easy_minsert pos [s]
155 method easy_selection () =
158 let iter = self#list_store#get_iter tree_path in
161 self#list_store#get ~row:iter ~column:text_column)
163 tree_view#selection#get_selected_rows
165 List.map (function [x] -> x | _ -> assert false) m
169 class taggedStringListModel ~(tags:(string * GdkPixbuf.pixbuf) list)
170 (tree_view: GTree.view)
172 let column_list = new GTree.column_list in
173 let tag_column = column_list#add Gobject.Data.gobject in
174 let text_column = column_list#add Gobject.Data.string in
175 let list_store = GTree.list_store column_list in
176 let text_renderer = (GTree.cell_renderer_text [], ["text", text_column]) in
177 let tag_renderer = (GTree.cell_renderer_pixbuf [], ["pixbuf", tag_column]) in
178 let text_vcolumn = GTree.view_column ~renderer:text_renderer () in
179 let tag_vcolumn = GTree.view_column ~renderer:tag_renderer () in
180 let lookup_pixbuf tag =
181 try List.assoc tag tags with Not_found -> assert false
185 tree_view#set_model (Some (list_store :> GTree.model));
186 ignore (tree_view#append_column tag_vcolumn);
187 ignore (tree_view#append_column text_vcolumn)
189 method list_store = list_store
191 method easy_append ~tag s =
192 let tree_iter = list_store#append () in
193 list_store#set ~row:tree_iter ~column:text_column s;
194 list_store#set ~row:tree_iter ~column:tag_column (lookup_pixbuf tag)
196 method easy_insert pos ~tag s =
197 let tree_iter = list_store#insert pos in
198 list_store#set ~row:tree_iter ~column:text_column s;
199 list_store#set ~row:tree_iter ~column:tag_column (lookup_pixbuf tag)
201 method easy_selection () =
204 let iter = list_store#get_iter tree_path in
205 list_store#get ~row:iter ~column:text_column)
206 tree_view#selection#get_selected_rows
211 method newUriDialog: unit -> MatitaGeneratedGui.uriChoiceDialog
212 method newInterpDialog: unit -> MatitaGeneratedGui.interpChoiceDialog
213 method newConfirmationDialog: unit -> MatitaGeneratedGui.confirmationDialog
214 method newEmptyDialog: unit -> MatitaGeneratedGui.emptyDialog
218 ~title ~message ~buttons ~callback
219 ?(message_type=`QUESTION) ?parent ?(use_markup=true)
220 ?(destroy_with_parent=true) ?(allow_grow=false) ?(allow_shrink=false)
221 ?icon ?(modal=true) ?(resizable=false) ?screen ?type_hint
222 ?(position=`CENTER_ON_PARENT) ?wm_name ?wm_class ?border_width ?width
223 ?height ?(show=true) ()
226 GWindow.message_dialog
227 ~message ~use_markup ~message_type ~buttons ?parent ~destroy_with_parent
228 ~title ~allow_grow ~allow_shrink ?icon ~modal ~resizable ?screen
229 ?type_hint ~position ?wm_name ?wm_class ?border_width ?width ?height
232 ignore(m#connect#response
233 ~callback:(fun a -> GMain.Main.quit ();callback a));
234 ignore(m#connect#close
235 ~callback:(fun _ -> GMain.Main.quit ();raise PopupClosed));
239 let popup_message_lowlevel
240 ~title ~message ?(no_separator=true) ~callback ~message_type ~buttons
241 ?parent ?(destroy_with_parent=true) ?(allow_grow=false) ?(allow_shrink=false)
242 ?icon ?(modal=true) ?(resizable=false) ?screen ?type_hint
243 ?(position=`CENTER_ON_PARENT) ?wm_name ?wm_class ?border_width ?width
244 ?height ?(show=true) ()
249 ?parent ~destroy_with_parent
250 ~title ~allow_grow ~allow_shrink ?icon ~modal ~resizable ?screen
251 ?type_hint ~position ?wm_name ?wm_class ?border_width ?width ?height
255 match message_type with
256 | `WARNING -> `DIALOG_WARNING
257 | `INFO -> `DIALOG_INFO
258 | `ERROR ->`DIALOG_ERROR
259 | `QUESTION -> `DIALOG_QUESTION
261 let image = GMisc.image ~stock ~icon_size:`DIALOG () in
262 let label = GMisc.label ~markup:message () in
263 label#set_line_wrap true;
264 let hbox = GPack.hbox ~spacing:10 () in
265 hbox#pack ~from:`START ~expand:true ~fill:true (image:>GObj.widget);
266 hbox#pack ~from:`START ~expand:true ~fill:true (label:>GObj.widget);
267 m#vbox#pack ~from:`START
268 ~padding:20 ~expand:true ~fill:true (hbox:>GObj.widget);
269 List.iter (fun (x, y) ->
270 m#add_button_stock x y;
272 m#set_default_response y
274 ignore(m#connect#response
275 ~callback:(fun a -> GMain.Main.quit ();callback a));
276 ignore(m#connect#close
277 ~callback:(fun _ -> GMain.Main.quit ();callback `POPUPCLOSED));
284 let ask_confirmation ~title ~message ?parent () =
290 | `CANCEL -> rc := `CANCEL
291 | `DELETE_EVENT -> rc := `CANCEL
292 | `POPUPCLOSED -> rc := `CANCEL
294 let buttons = [`YES,`YES ; `NO,`NO ; `CANCEL,`CANCEL] in
295 popup_message_lowlevel
296 ~title ~message ~message_type:`WARNING ~callback ~buttons ?parent ();
299 let report_error ~title ~message ?parent () =
300 let rc = ref false in
301 let callback _ = () in
302 let buttons = GWindow.Buttons.ok in
305 ~title ~message ~message_type:`ERROR ~callback ~buttons ?parent ()
310 let ask_text ~(gui:#gui) ?(title = "") ?(msg = "") ?(multiline = false) () =
311 let dialog = gui#newEmptyDialog () in
312 dialog#emptyDialog#set_title title;
313 dialog#emptyDialogLabel#set_label msg;
314 let result = ref None in
317 dialog#emptyDialog#destroy ();
320 ignore (dialog#emptyDialog#event#connect#delete (fun _ -> true));
321 if multiline then begin (* multiline input required: use a TextView widget *)
323 GBin.scrolled_window ~width:400 ~height:150 ~hpolicy:`NEVER
324 ~vpolicy:`ALWAYS ~packing:dialog#emptyDialogVBox#add ()
326 let view = GText.view ~wrap_mode:`CHAR ~packing:win#add () in
327 view#misc#grab_focus ();
328 connect_button dialog#emptyDialogOkButton (fun _ ->
329 return (Some (view#buffer#get_text ())))
330 end else begin (* monoline input required: use a TextEntry widget *)
331 let entry = GEdit.entry ~packing:dialog#emptyDialogVBox#add () in
332 entry#misc#grab_focus ();
333 connect_button dialog#emptyDialogOkButton (fun _ ->
334 return (Some entry#text))
336 connect_button dialog#emptyDialogCancelButton (fun _ ->return None);
337 dialog#emptyDialog#show ();
339 (match !result with None -> raise Cancel | Some r -> r)