* http://helm.cs.unibo.it/
*)
+open Printf
+
+open MatitaTypes
+
+let connect_button (button: GButton.button) callback =
+ ignore (button#connect#clicked callback)
+
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 ()));
end
+class interpModel =
+ let cols = new GTree.column_list in
+ let id_col = cols#add Gobject.Data.string in
+ let dsc_col = cols#add Gobject.Data.string in
+ let interp_no_col = cols#add Gobject.Data.int in
+ let tree_store = GTree.tree_store cols in
+ let id_renderer = GTree.cell_renderer_text [], ["text", id_col] in
+ let dsc_renderer = GTree.cell_renderer_text [], ["text", dsc_col] in
+ let id_view_col = GTree.view_column ~renderer:id_renderer () in
+ let dsc_view_col = GTree.view_column ~renderer:dsc_renderer () in
+ fun tree_view choices ->
+ object
+ initializer
+ tree_view#set_model (Some (tree_store :> GTree.model));
+ ignore (tree_view#append_column id_view_col);
+ ignore (tree_view#append_column dsc_view_col);
+ let name_of_interp =
+ (* try to find a reasonable name for an interpretation *)
+ let idx = ref 0 in
+ fun interp ->
+ try
+ List.assoc "0" interp
+ with Not_found ->
+ incr idx; string_of_int !idx
+ in
+ tree_store#clear ();
+ let idx = ref ~-1 in
+ List.iter
+ (fun interp ->
+ incr idx;
+ let interp_row = tree_store#append () in
+ tree_store#set ~row:interp_row ~column:id_col
+ (name_of_interp interp);
+ tree_store#set ~row:interp_row ~column:interp_no_col !idx;
+ List.iter
+ (fun (id, dsc) ->
+ let row = tree_store#append ~parent:interp_row () in
+ tree_store#set ~row ~column:id_col id;
+ tree_store#set ~row ~column:dsc_col dsc;
+ tree_store#set ~row ~column:interp_no_col !idx)
+ interp)
+ choices
+
+ method get_interp_no tree_path =
+ let iter = tree_store#get_iter tree_path in
+ tree_store#get ~row:iter ~column:interp_no_col
+ 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 newInterpDialog: unit -> MatitaGeneratedGui.interpChoiceDialog
+ method newConfirmationDialog: unit -> MatitaGeneratedGui.confirmationDialog
+ method newEmptyDialog: unit -> MatitaGeneratedGui.emptyDialog
+ end
+
+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));
+ connect_button dialog#uriChoiceConstantsButton (fun _ ->
+ return (Some (Lazy.force nonvars_uris)));
+ connect_button dialog#uriChoiceAutoButton (fun _ ->
+ Helm_registry.set_bool "matita.auto_disambiguation" true;
+ return (Some (Lazy.force nonvars_uris)));
+ connect_button dialog#uriChoiceSelectedButton (fun _ ->
+ match model#easy_selection () with
+ | [] -> ()
+ | uris -> return (Some uris));
+ connect_button dialog#uriChoiceAbortButton (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 =
+ assert (choices <> []);
+ let dialog = gui#newInterpDialog () in
+ let model = new interpModel dialog#interpChoiceTreeView choices in
+ let interp_len = List.length (List.hd choices) in
+ dialog#interpChoiceDialog#set_title "Interpretation choice";
+ dialog#interpChoiceDialogLabel#set_label "Choose an interpretation:";
+ let interp_no = ref None in
+ let return _ =
+ dialog#interpChoiceDialog#destroy ();
+ GMain.Main.quit ()
+ in
+ let fail _ = interp_no := None; return () in
+ ignore (dialog#interpChoiceDialog#event#connect#delete (fun _ -> true));
+ connect_button dialog#interpChoiceOkButton (fun _ ->
+ match !interp_no with None -> () | Some _ -> return ());
+ connect_button dialog#interpChoiceCancelButton fail;
+ ignore (dialog#interpChoiceTreeView#connect#row_activated (fun path _ ->
+ interp_no := Some (model#get_interp_no path);
+ return ()));
+ let selection = dialog#interpChoiceTreeView#selection in
+ ignore (selection#connect#changed (fun _ ->
+ match selection#get_selected_rows with
+ | [path] ->
+ debug_print (sprintf "selection: %d" (model#get_interp_no path));
+ interp_no := Some (model#get_interp_no path)
+ | _ -> assert false));
+ dialog#interpChoiceDialog#show ();
+ GtkThread.main ();
+ (match !interp_no with Some row -> [row] | _ -> raise Cancel)
+
+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));
+ connect_button dialog#confirmationDialogOkButton (return true);
+ connect_button dialog#confirmationDialogCancelButton (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 ();
+ connect_button dialog#emptyDialogOkButton (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 ();
+ connect_button dialog#emptyDialogOkButton (fun _ ->
+ return (Some entry#text))
+ end;
+ connect_button dialog#emptyDialogCancelButton (fun _ ->return None);
+ dialog#emptyDialog#show ();
+ GtkThread.main ();
+ (match !result with None -> raise Cancel | Some r -> r)
+