1 /*
  2  * ***** BEGIN LICENSE BLOCK *****
  3  * Zimbra Collaboration Suite Web Client
  4  * Copyright (C) 2005, 2006, 2007, 2009, 2010, 2011, 2013, 2014, 2016 Synacor, Inc.
  5  *
  6  * The contents of this file are subject to the Common Public Attribution License Version 1.0 (the "License");
  7  * you may not use this file except in compliance with the License.
  8  * You may obtain a copy of the License at: https://www.zimbra.com/license
  9  * The License is based on the Mozilla Public License Version 1.1 but Sections 14 and 15
 10  * have been added to cover use of software over a computer network and provide for limited attribution
 11  * for the Original Developer. In addition, Exhibit A has been modified to be consistent with Exhibit B.
 12  *
 13  * Software distributed under the License is distributed on an "AS IS" basis,
 14  * WITHOUT WARRANTY OF ANY KIND, either express or implied.
 15  * See the License for the specific language governing rights and limitations under the License.
 16  * The Original Code is Zimbra Open Source Web Client.
 17  * The Initial Developer of the Original Code is Zimbra, Inc.  All rights to the Original Code were
 18  * transferred by Zimbra, Inc. to Synacor, Inc. on September 14, 2015.
 19  *
 20  * All portions of the code are Copyright (C) 2005, 2006, 2007, 2009, 2010, 2011, 2013, 2014, 2016 Synacor, Inc. All Rights Reserved.
 21  * ***** END LICENSE BLOCK *****
 22  */
 23 
 24 
 25 /**
 26 * Creates a new listener.
 27 * @constructor
 28 * @class
 29 * This class represents a listener, which is a function to be called in response to an event.
 30 * A listener is a slightly specialized callback: it has a {@link #handleEvent} method, and it does not
 31 * return a value.
 32 *
 33 * @author Ross Dargahi
 34 * 
 35 * @param {Object}	obj	the object to call the function from
 36 * @param {function}	func	the listener function
 37 * @param {primative|array}	args   the default arguments
 38 * 
 39 * @extends		AjxCallback
 40 */
 41 AjxListener = function(obj, method, args) {
 42 	AjxCallback.call(this, obj, method, args);
 43 }
 44 
 45 AjxListener.prototype = new AjxCallback();
 46 AjxListener.prototype.constructor = AjxListener;
 47 
 48 AjxListener.prototype.isAjxListener = true;
 49 AjxListener.prototype.toString = function() { return "AjxListener"; }
 50 
 51 /**
 52 * Invoke the listener function.
 53 *
 54 * @param {AjxEvent}		ev		the event object that gets passed to an event handler
 55 */
 56 AjxListener.prototype.handleEvent =
 57 function(ev) {
 58 	return this.run(ev);
 59 }
 60