web-apps/apps/common/main/lib/core/NotificationCenter.js
2018-03-01 15:16:38 +03:00

78 lines
2.6 KiB
JavaScript

/*
*
* (c) Copyright Ascensio System Limited 2010-2018
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
* EU, LV-1021.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
/**
* NotificationCenter.js
*
* A pub-sub object that can be used to decouple various parts
* of an application through event-driven architecture.
*
* Created by Alexander Yuzhin on 1/21/14
* Copyright (c) 2018 Ascensio System SIA. All rights reserved.
*
*/
/**
* Using:
*
* Common.NotificationCenter.on("foo", function(){
* alert("bar");
* });
*
* Common.NotificationCenter.trigger("foo"); // => alert box "bar"
*
*/
if (Common === undefined)
var Common = {};
define([
'backbone'
], function (Backbone) {
'use strict';
var NotificationCenter = function(){};
// Copy the basic Backbone.Events on to the event aggregator
_.extend(NotificationCenter.prototype, Backbone.Events);
if(typeof Common.NotificationCenter == 'undefined') {
// Method to create new Common.NotificationCenter class
NotificationCenter.extend = Backbone.Model.extend;
Common.NotificationCenter = new NotificationCenter();
}
else {
throw ('Native Common.NotificationCenter instance already defined.')
}
});