-(* Copyright (C) 2004, HELM Team.
- *
- * This file is part of HELM, an Hypertextual, Electronic
- * Library of Mathematics, developed at the Computer Science
- * Department, University of Bologna, Italy.
- *
- * HELM is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * HELM is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with HELM; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- * MA 02111-1307, USA.
- *
- * For details, see the HELM World-Wide-Web page,
- * http://helm.cs.unibo.it/
- *)
-
-let toggle_visibility ~(win: GWindow.window) ~(check: GMenu.check_menu_item) =
- ignore (check#connect#toggled (fun _ ->
- if check#active then win#show () else win#misc#hide ()));
- ignore (win#event#connect#delete (fun _ ->
- win#misc#hide ();
- check#set_active false;
- true))
-
-let toggle_win ?(check: GMenu.check_menu_item option) (win: GWindow.window) () =
- if win#is_active then win#misc#hide () else win#show ();
- match check with
- | None -> ()
- | Some check -> check#set_active (not check#active)
-
-let add_key_binding key callback (evbox: GBin.event_box) =
- ignore (evbox#event#connect#key_press (function
- | key' when GdkEvent.Key.keyval key' = key ->
- callback ();
- false
- | _ -> false))
-
-class stringListModel (tree_view: GTree.view) =
- let column_list = new GTree.column_list in
- let text_column = column_list#add Gobject.Data.string in
- let list_store = GTree.list_store column_list in
- object (self)
-
- initializer
- let renderer = (GTree.cell_renderer_text [], ["text", text_column]) in
- let view_column = GTree.view_column ~renderer () in
- tree_view#set_model (Some (list_store :> GTree.model));
- ignore (tree_view#append_column view_column)
-
- method list_store = list_store
-
- method easy_append s =
- let tree_iter = list_store#append () in
- list_store#set ~row:tree_iter ~column:text_column s
-
- method easy_insert pos s =
- let tree_iter = list_store#insert pos in
- list_store#set ~row:tree_iter ~column:text_column s
-
- method easy_selection () =
- List.map
- (fun tree_path ->
- let iter = list_store#get_iter tree_path in
- list_store#get ~row:iter ~column:text_column)
- tree_view#selection#get_selected_rows
-
- end
-
-let is_var_uri s =
- try
- String.sub s (String.length s - 4) 4 = ".var"
- with Invalid_argument _ -> false
-
-let non p x = not (p x)
-
-class type gui =
- object
- method newUriDialog: unit -> MatitaGeneratedGui.uriChoiceDialog
- method newConfirmationDialog: unit -> MatitaGeneratedGui.confirmationDialog
- method newEmptyDialog: unit -> MatitaGeneratedGui.emptyDialog
- end
-
-exception Cancel
-
-let interactive_user_uri_choice
- ~(gui:#gui) ~(selection_mode:[`SINGLE|`MULTIPLE]) ?(title = "")
- ?(msg = "") ?(nonvars_button=false) uris
-=
- let nonvars_uris = lazy (List.filter (non is_var_uri) uris) in
- if (selection_mode <> `SINGLE) &&
- (Helm_registry.get_bool "matita.auto_disambiguation")
- then
- Lazy.force nonvars_uris
- else begin
- let dialog = gui#newUriDialog () in
- dialog#uriChoiceTreeView#selection#set_mode
- (selection_mode :> Gtk.Tags.selection_mode);
- let model = new stringListModel dialog#uriChoiceTreeView in
- let choices = ref None in
- let nonvars = ref false in
- dialog#uriChoiceDialog#set_title title;
- dialog#uriChoiceLabel#set_text msg;
- List.iter model#easy_append uris;
- dialog#uriChoiceConstantsButton#misc#set_sensitive nonvars_button;
- let return v =
- choices := v;
- dialog#uriChoiceDialog#destroy ();
- GMain.Main.quit ()
- in
- ignore (dialog#uriChoiceDialog#event#connect#delete (fun _ -> true));
- ignore (dialog#uriChoiceConstantsButton#connect#clicked (fun _ ->
- return (Some (Lazy.force nonvars_uris))));
- ignore (dialog#uriChoiceAutoButton#connect#clicked (fun _ ->
- Helm_registry.set_bool "matita.auto_disambiguation" true;
- return (Some (Lazy.force nonvars_uris))));
- ignore (dialog#uriChoiceSelectedButton#connect#clicked (fun _ ->
- match model#easy_selection () with
- | [] -> ()
- | uris -> return (Some uris)));
- ignore (dialog#uriChoiceAbortButton#connect#clicked (fun _ -> return None));
- dialog#uriChoiceDialog#show ();
- GtkThread.main ();
- (match !choices with
- | None -> raise Cancel
- | Some uris -> uris)
- end
-
-let interactive_interp_choice ~(gui:#gui) choices =
- (* TODO Zack implement interactive_interp_choice *)
- MatitaTypes.warning
- "'interactive_interp_choice' not implemented: returning 1st interpretation";
- [0]
-
-let ask_confirmation ~(gui:#gui) ?(title = "") ?(msg = "") () =
- let dialog = gui#newConfirmationDialog () in
- dialog#confirmationDialog#set_title title;
- dialog#confirmationDialogLabel#set_label msg;
- let result = ref None in
- let return r _ =
- result := Some r;
- dialog#confirmationDialog#destroy ();
- GMain.Main.quit ()
- in
- ignore (dialog#confirmationDialog#event#connect#delete (fun _ -> true));
- ignore (dialog#confirmationDialogOkButton#connect#clicked (return true));
- ignore (dialog#confirmationDialogCancelButton#connect#clicked (return false));
- dialog#confirmationDialog#show ();
- GtkThread.main ();
- (match !result with None -> assert false | Some r -> r)
-
-let ask_text ~(gui:#gui) ?(title = "") ?(msg = "") ?(multiline = false) () =
- let dialog = gui#newEmptyDialog () in
- dialog#emptyDialog#set_title title;
- dialog#emptyDialogLabel#set_label msg;
- let result = ref None in
- let return r =
- result := r;
- dialog#emptyDialog#destroy ();
- GMain.Main.quit ()
- in
- ignore (dialog#emptyDialog#event#connect#delete (fun _ -> true));
- if multiline then begin (* multiline input required: use a TextView widget *)
- let win =
- GBin.scrolled_window ~width:400 ~height:150 ~hpolicy:`NEVER
- ~vpolicy:`ALWAYS ~packing:dialog#emptyDialogVBox#add ()
- in
- let view = GText.view ~wrap_mode:`CHAR ~packing:win#add () in
- view#misc#grab_focus ();
- ignore (dialog#emptyDialogOkButton#connect#clicked (fun _ ->
- return (Some (view#buffer#get_text ()))))
- end else begin (* monoline input required: use a TextEntry widget *)
- let entry = GEdit.entry ~packing:dialog#emptyDialogVBox#add () in
- entry#misc#grab_focus ();
- ignore (dialog#emptyDialogOkButton#connect#clicked (fun _ ->
- return (Some entry#text)))
- end;
- ignore (dialog#emptyDialogCancelButton#connect#clicked (fun _ ->return None));
- dialog#emptyDialog#show ();
- GtkThread.main ();
- (match !result with None -> raise Cancel | Some r -> r)
-