egroupware/api/js/webodf/collab/widgets/undoRedoMenu.js

113 lines
3.8 KiB
JavaScript

/**
* Copyright (C) 2012-2013 KO GmbH <copyright@kogmbh.com>
*
* @licstart
* This file is part of WebODF.
*
* WebODF is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License (GNU AGPL)
* as published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* WebODF 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with WebODF. If not, see <http://www.gnu.org/licenses/>.
* @licend
*
* @source: http://www.webodf.org/
* @source: https://github.com/kogmbh/WebODF/
*/
/*global define, require, runtime*/
webodfModule.define("webodf/editor/widgets/undoRedoMenu",
["webodf/editor/EditorSession", "dijit/form/Button"],
function (EditorSession, Button) {
"use strict";
return function UndoRedoMenu(callback) {
var self = this,
editorSession,
undoButton,
redoButton,
widget = {};
undoButton = new Button({
label: runtime.tr('Undo'),
showLabel: false,
disabled: true, // TODO: get current session state
iconClass: "dijitEditorIcon dijitEditorIconUndo",
onClick: function () {
if (editorSession) {
editorSession.undo();
self.onToolDone();
}
}
});
redoButton = new Button({
label: runtime.tr('Redo'),
showLabel: false,
disabled: true, // TODO: get current session state
iconClass: "dijitEditorIcon dijitEditorIconRedo",
onClick: function () {
if (editorSession) {
editorSession.redo();
self.onToolDone();
}
}
});
widget.children = [undoButton, redoButton];
widget.startup = function () {
widget.children.forEach(function (element) {
element.startup();
});
};
widget.placeAt = function (container) {
widget.children.forEach(function (element) {
element.placeAt(container);
});
return widget;
};
function checkUndoButtons(e) {
if (undoButton) {
undoButton.set('disabled', e.undoAvailable === false);
}
if (redoButton) {
redoButton.set('disabled', e.redoAvailable === false);
}
}
this.setEditorSession = function (session) {
if (editorSession) {
editorSession.unsubscribe(EditorSession.signalUndoStackChanged, checkUndoButtons);
}
editorSession = session;
if (editorSession) {
editorSession.subscribe(EditorSession.signalUndoStackChanged, checkUndoButtons);
// TODO: checkUndoButtons(editorSession.getundoredoavailablalalo());
} else {
widget.children.forEach(function (element) {
element.setAttribute('disabled', true);
});
}
};
/*jslint emptyblock: true*/
this.onToolDone = function () {};
/*jslint emptyblock: false*/
// init
callback(widget);
};
});