/*!
 * Ext JS Library 3.3.0
 * Copyright(c) 2006-2010 Ext JS, Inc.
 * licensing@extjs.com
 * http://www.extjs.com/license
 */
/**
 * @class Ext.Element
 */
Ext.Element.addMethods({
    
/** * Stops the specified event(s) from bubbling and optionally prevents the default action * @param {String/Array} eventName an event / array of events to stop from bubbling * @param {Boolean} preventDefault (optional) true to prevent the default action too * @return {Ext.Element} this */ swallowEvent : function(eventName, preventDefault) { var me = this; function fn(e) { e.stopPropagation(); if (preventDefault) { e.preventDefault(); } } if (Ext.isArray(eventName)) { Ext.each(eventName, function(e) { me.on(e, fn); }); return me; } me.on(eventName, fn); return me; },
/** * Create an event handler on this element such that when the event fires and is handled by this element, * it will be relayed to another object (i.e., fired again as if it originated from that object instead). * @param {String} eventName The type of event to relay * @param {Object} object Any object that extends {@link Ext.util.Observable} that will provide the context * for firing the relayed event */ relayEvent : function(eventName, observable) { this.on(eventName, function(e) { observable.fireEvent(eventName, e); }); },
/** * Removes worthless text nodes * @param {Boolean} forceReclean (optional) By default the element * keeps track if it has been cleaned already so * you can call this over and over. However, if you update the element and * need to force a reclean, you can pass true. */ clean : function(forceReclean) { var me = this, dom = me.dom, n = dom.firstChild, ni = -1; if (Ext.Element.data(dom, 'isCleaned') && forceReclean !== true) { return me; } while (n) { var nx = n.nextSibling; if (n.nodeType == 3 && !(/\S/.test(n.nodeValue))) { dom.removeChild(n); } else { n.nodeIndex = ++ni; } n = nx; } Ext.Element.data(dom, 'isCleaned', true); return me; },
/** * Direct access to the Updater {@link Ext.Updater#update} method. The method takes the same object * parameter as {@link Ext.Updater#update} * @return {Ext.Element} this */ load : function() { var updateManager = this.getUpdater(); updateManager.update.apply(updateManager, arguments); return this; },
/** * Gets this element's {@link Ext.Updater Updater} * @return {Ext.Updater} The Updater */ getUpdater : function() { return this.updateManager || (this.updateManager = new Ext.Updater(this)); },
/** * Update the innerHTML of this element, optionally searching for and processing scripts * @param {String} html The new HTML * @param {Boolean} loadScripts (optional) True to look for and process scripts (defaults to false) * @param {Function} callback (optional) For async script loading you can be notified when the update completes * @return {Ext.Element} this */ update : function(html, loadScripts, callback) { if (!this.dom) { return this; } html = html || ""; if (loadScripts !== true) { this.dom.innerHTML = html; if (typeof callback == 'function') { callback(); } return this; } var id = Ext.id(), dom = this.dom; html += ''; Ext.lib.Event.onAvailable(id, function() { var DOC = document, hd = DOC.getElementsByTagName("head")[0], re = /(?:]*)?>)((\n|\r|.)*?)(?:<\/script>)/ig, srcRe = /\ssrc=([\'\"])(.*?)\1/i, typeRe = /\stype=([\'\"])(.*?)\1/i, match, attrs, srcMatch, typeMatch, el, s; while ((match = re.exec(html))) { attrs = match[1]; srcMatch = attrs ? attrs.match(srcRe) : false; if (srcMatch && srcMatch[2]) { s = DOC.createElement("script"); s.src = srcMatch[2]; typeMatch = attrs.match(typeRe); if (typeMatch && typeMatch[2]) { s.type = typeMatch[2]; } hd.appendChild(s); } else if (match[2] && match[2].length > 0) { if (window.execScript) { window.execScript(match[2]); } else { window.eval(match[2]); } } } el = DOC.getElementById(id); if (el) { Ext.removeNode(el); } if (typeof callback == 'function') { callback(); } }); dom.innerHTML = html.replace(/(?:)((\n|\r|.)*?)(?:<\/script>)/ig, ""); return this; }, // inherit docs, overridden so we can add removeAnchor removeAllListeners : function() { this.removeAnchor(); Ext.EventManager.removeAll(this.dom); return this; },
/** * Creates a proxy element of this element * @param {String/Object} config The class name of the proxy element or a DomHelper config object * @param {String/HTMLElement} renderTo (optional) The element or element id to render the proxy to (defaults to document.body) * @param {Boolean} matchBox (optional) True to align and size the proxy to this element now (defaults to false) * @return {Ext.Element} The new proxy element */ createProxy : function(config, renderTo, matchBox) { config = (typeof config == 'object') ? config : {tag : "div", cls: config}; var me = this, proxy = renderTo ? Ext.DomHelper.append(renderTo, config, true) : Ext.DomHelper.insertBefore(me.dom, config, true); if (matchBox && me.setBox && me.getBox) { // check to make sure Element.position.js is loaded proxy.setBox(me.getBox()); } return proxy; } }); Ext.Element.prototype.getUpdateManager = Ext.Element.prototype.getUpdater;