-<html>\r
-<head>\r
- <title>The source code</title>\r
- <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />\r
- <script type="text/javascript" src="../resources/prettify/prettify.js"></script>\r
-</head>\r
-<body onload="prettyPrint();">\r
- <pre class="prettyprint lang-js"><div id="cls-Ext.EventManager"></div>/**
+<html>
+<head>
+ <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+ <title>The source code</title>
+ <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
+ <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
+</head>
+<body onload="prettyPrint();">
+ <pre class="prettyprint lang-js">/*!
+ * Ext JS Library 3.3.1
+ * Copyright(c) 2006-2010 Sencha Inc.
+ * licensing@sencha.com
+ * http://www.sencha.com/license
+ */
+<div id="cls-Ext.EventManager"></div>/**
* @class Ext.EventManager
* Registers event handlers that want to receive a normalized EventObject instead of the standard browser event and provides
* several useful events directly.
* @singleton
*/
Ext.EventManager = function(){
- var docReadyEvent,
- docReadyProcId,
- docReadyState = false,
- E = Ext.lib.Event,
- D = Ext.lib.Dom,
- DOC = document,
- WINDOW = window,
- IEDEFERED = "ie-deferred-loader",
- DOMCONTENTLOADED = "DOMContentLoaded",
- elHash = {},
- propRe = /^(?:scope|delay|buffer|single|stopEvent|preventDefault|stopPropagation|normalized|args|delegate)$/;
+ var docReadyEvent,
+ docReadyProcId,
+ docReadyState = false,
+ DETECT_NATIVE = Ext.isGecko || Ext.isWebKit || Ext.isSafari,
+ E = Ext.lib.Event,
+ D = Ext.lib.Dom,
+ DOC = document,
+ WINDOW = window,
+ DOMCONTENTLOADED = "DOMContentLoaded",
+ COMPLETE = 'complete',
+ propRe = /^(?:scope|delay|buffer|single|stopEvent|preventDefault|stopPropagation|normalized|args|delegate)$/,
+ /*
+ * This cache is used to hold special js objects, the document and window, that don't have an id. We need to keep
+ * a reference to them so we can look them up at a later point.
+ */
+ specialElCache = [];
+
+ function getId(el){
+ var id = false,
+ i = 0,
+ len = specialElCache.length,
+ skip = false,
+ o;
+
+ if (el) {
+ if (el.getElementById || el.navigator) {
+ // look up the id
+ for(; i < len; ++i){
+ o = specialElCache[i];
+ if(o.el === el){
+ id = o.id;
+ break;
+ }
+ }
+ if(!id){
+ // for browsers that support it, ensure that give the el the same id
+ id = Ext.id(el);
+ specialElCache.push({
+ id: id,
+ el: el
+ });
+ skip = true;
+ }
+ }else{
+ id = Ext.id(el);
+ }
+ if(!Ext.elCache[id]){
+ Ext.Element.addToCache(new Ext.Element(el), id);
+ if(skip){
+ Ext.elCache[id].skipGC = true;
+ }
+ }
+ }
+ return id;
+ }
/// There is some jquery work around stuff here that isn't needed in Ext Core.
- function addListener(el, ename, fn, wrap, scope){
- var id = Ext.id(el),
- es = elHash[id] = elHash[id] || {};
-
- (es[ename] = es[ename] || []).push([fn, wrap, scope]);
- E.on(el, ename, wrap);
+ function addListener(el, ename, fn, task, wrap, scope){
+ el = Ext.getDom(el);
+ var id = getId(el),
+ es = Ext.elCache[id].events,
+ wfn;
+
+ wfn = E.on(el, ename, wrap);
+ es[ename] = es[ename] || [];
+
+ /* 0 = Original Function,
+ 1 = Event Manager Wrapped Function,
+ 2 = Scope,
+ 3 = Adapter Wrapped Function,
+ 4 = Buffered Task
+ */
+ es[ename].push([fn, wrap, scope, wfn, task]);
// this is a workaround for jQuery and should somehow be removed from Ext Core in the future
// without breaking ExtJS.
- if(ename == "mousewheel" && el.addEventListener){ // workaround for jQuery
- var args = ["DOMMouseScroll", wrap, false];
- el.addEventListener.apply(el, args);
- E.on(window, 'unload', function(){
- el.removeEventListener.apply(el, args);
+
+ // workaround for jQuery
+ if(el.addEventListener && ename == "mousewheel"){
+ var args = ["DOMMouseScroll", wrap, false];
+ el.addEventListener.apply(el, args);
+ Ext.EventManager.addListener(WINDOW, 'unload', function(){
+ el.removeEventListener.apply(el, args);
});
}
- if(ename == "mousedown" && el == document){ // fix stopped mousedowns on the document
+
+ // fix stopped mousedowns on the document
+ if(el == DOC && ename == "mousedown"){
Ext.EventManager.stoppedMouseDownEvent.addListener(wrap);
}
- };
-
- function fireDocReady(){
- if(!docReadyState){
- Ext.isReady = docReadyState = true;
+ }
+
+ function doScrollChk(){
+ /* Notes:
+ 'doScroll' will NOT work in a IFRAME/FRAMESET.
+ The method succeeds but, a DOM query done immediately after -- FAILS.
+ */
+ if(window != top){
+ return false;
+ }
+
+ try{
+ DOC.documentElement.doScroll('left');
+ }catch(e){
+ return false;
+ }
+
+ fireDocReady();
+ return true;
+ }
+ <div id="method-Ext.EventManager-function"></div>/**
+ * @return {Boolean} True if the document is in a 'complete' state (or was determined to
+ * be true by other means). If false, the state is evaluated again until canceled.
+ */
+ function checkReadyState(e){
+
+ if(Ext.isIE && doScrollChk()){
+ return true;
+ }
+ if(DOC.readyState == COMPLETE){
+ fireDocReady();
+ return true;
+ }
+ docReadyState || (docReadyProcId = setTimeout(arguments.callee, 2));
+ return false;
+ }
+
+ var styles;
+ function checkStyleSheets(e){
+ styles || (styles = Ext.query('style, link[rel=stylesheet]'));
+ if(styles.length == DOC.styleSheets.length){
+ fireDocReady();
+ return true;
+ }
+ docReadyState || (docReadyProcId = setTimeout(arguments.callee, 2));
+ return false;
+ }
+
+ function OperaDOMContentLoaded(e){
+ DOC.removeEventListener(DOMCONTENTLOADED, arguments.callee, false);
+ checkStyleSheets();
+ }
+
+ function fireDocReady(e){
+ if(!docReadyState){
+ docReadyState = true; //only attempt listener removal once
+
if(docReadyProcId){
- clearInterval(docReadyProcId);
+ clearTimeout(docReadyProcId);
}
- if(Ext.isGecko || Ext.isOpera) {
+ if(DETECT_NATIVE) {
DOC.removeEventListener(DOMCONTENTLOADED, fireDocReady, false);
}
- if(Ext.isIE){
- var defer = DOC.getElementById(IEDEFERED);
- if(defer){
- defer.onreadystatechange = null;
- defer.parentNode.removeChild(defer);
- }
- }
- if(docReadyEvent){
- docReadyEvent.fire();
- docReadyEvent.clearListeners();
+ if(Ext.isIE && checkReadyState.bindIE){ //was this was actually set ??
+ DOC.detachEvent('onreadystatechange', checkReadyState);
}
+ E.un(WINDOW, "load", arguments.callee);
}
- };
+ if(docReadyEvent && !Ext.isReady){
+ Ext.isReady = true;
+ docReadyEvent.fire();
+ docReadyEvent.listeners = [];
+ }
+
+ }
function initDocReady(){
- var COMPLETE = "complete";
-
- docReadyEvent = new Ext.util.Event();
- if (Ext.isGecko || Ext.isOpera) {
+ docReadyEvent || (docReadyEvent = new Ext.util.Event());
+ if (DETECT_NATIVE) {
DOC.addEventListener(DOMCONTENTLOADED, fireDocReady, false);
- } else if (Ext.isIE){
- DOC.write("<s"+'cript id=' + IEDEFERED + ' defer="defer" src="/'+'/:"></s'+"cript>");
- DOC.getElementById(IEDEFERED).onreadystatechange = function(){
- if(this.readyState == COMPLETE){
- fireDocReady();
- }
- };
- } else if (Ext.isWebKit){
- docReadyProcId = setInterval(function(){
- if(DOC.readyState == COMPLETE) {
- fireDocReady();
- }
- }, 10);
+ }
+ /*
+ * Handle additional (exceptional) detection strategies here
+ */
+ if (Ext.isIE){
+ //Use readystatechange as a backup AND primary detection mechanism for a FRAME/IFRAME
+ //See if page is already loaded
+ if(!checkReadyState()){
+ checkReadyState.bindIE = true;
+ DOC.attachEvent('onreadystatechange', checkReadyState);
+ }
+
+ }else if(Ext.isOpera ){
+ /* Notes:
+ Opera needs special treatment needed here because CSS rules are NOT QUITE
+ available after DOMContentLoaded is raised.
+ */
+
+ //See if page is already loaded and all styleSheets are in place
+ (DOC.readyState == COMPLETE && checkStyleSheets()) ||
+ DOC.addEventListener(DOMCONTENTLOADED, OperaDOMContentLoaded, false);
+
+ }else if (Ext.isWebKit){
+ //Fallback for older Webkits without DOMCONTENTLOADED support
+ checkReadyState();
}
// no matter what, make sure it fires on load
E.on(WINDOW, "load", fireDocReady);
- };
+ }
function createTargeted(h, o){
return function(){
- var args = Ext.toArray(arguments);
+ var args = Ext.toArray(arguments);
if(o.target == Ext.EventObject.setEvent(args[0]).target){
h.apply(this, args);
}
};
- };
-
- function createBuffered(h, o){
- var task = new Ext.util.DelayedTask(h);
+ }
+
+ function createBuffered(h, o, task){
return function(e){
- // create new event object impl so new events don't wipe out properties
+ // create new event object impl so new events don't wipe out properties
task.delay(o.buffer, h, null, [new Ext.EventObjectImpl(e)]);
};
- };
+ }
function createSingle(h, el, ename, fn, scope){
return function(e){
Ext.EventManager.removeListener(el, ename, fn, scope);
h(e);
};
- };
+ }
- function createDelayed(h, o){
+ function createDelayed(h, o, fn){
return function(e){
- // create new event object impl so new events don't wipe out properties
- e = new Ext.EventObjectImpl(e);
- setTimeout(function(){
- h(e);
- }, o.delay || 10);
+ var task = new Ext.util.DelayedTask(h);
+ if(!fn.tasks) {
+ fn.tasks = [];
+ }
+ fn.tasks.push(task);
+ task.delay(o.delay || 10, h, null, [new Ext.EventObjectImpl(e)]);
};
- };
+ }
function listen(element, ename, opt, fn, scope){
- var o = !Ext.isObject(opt) ? {} : opt,
- el = Ext.getDom(element);
-
- fn = fn || o.fn;
+ var o = (!opt || typeof opt == "boolean") ? {} : opt,
+ el = Ext.getDom(element), task;
+
+ fn = fn || o.fn;
scope = scope || o.scope;
-
+
if(!el){
throw "Error listening for \"" + ename + '\". Element "' + element + '" doesn\'t exist.';
}
function h(e){
// prevent errors while unload occurring
- if(!Ext){// !window[xname]){ ==> can't we do this?
+ if(!Ext){// !window[xname]){ ==> can't we do this?
return;
}
e = Ext.EventObject.setEvent(e);
}
} else {
t = e.target;
- }
+ }
if (o.stopEvent) {
e.stopEvent();
}
if (o.stopPropagation) {
e.stopPropagation();
}
- if (o.normalized) {
+ if (o.normalized === false) {
e = e.browserEvent;
}
-
+
fn.call(scope || el, e, t, o);
- };
+ }
if(o.target){
h = createTargeted(h, o);
}
if(o.delay){
- h = createDelayed(h, o);
+ h = createDelayed(h, o, fn);
}
if(o.single){
h = createSingle(h, el, ename, fn, scope);
}
if(o.buffer){
- h = createBuffered(h, o);
+ task = new Ext.util.DelayedTask(h);
+ h = createBuffered(h, o, task);
}
- addListener(el, ename, fn, h, scope);
+ addListener(el, ename, fn, task, h, scope);
return h;
- };
+ }
var pub = {
-
<div id="method-Ext.EventManager-addListener"></div>/**
- * Appends an event handler to an element. The shorthand version {@link #on} is equivalent. Typically you will
- * use {@link Ext.Element#addListener} directly on an Element in favor of calling this version.
- * @param {String/HTMLElement} el The html element or id to assign the event handler to
- * @param {String} eventName The type of event to listen for
- * @param {Function} handler The handler function the event invokes This function is passed
-
* the following parameters:<ul>
-
* <li>evt : EventObject<div class="sub-desc">The {@link Ext.EventObject EventObject} describing the event.</div></li>
-
* <li>t : Element<div class="sub-desc">The {@link Ext.Element Element} which was the target of the event.
- * Note that this may be filtered by using the <tt>delegate</tt> option.</div></li>
-
* <li>o : Object<div class="sub-desc">The options object from the addListener call.</div></li>
- * </ul>
- * @param {Object} scope (optional) The scope (<b><code>this</code></b> reference) in which the handler function is executed. <b>Defaults to the Element</b>.
- * @param {Object} options (optional) An object containing handler configuration properties.
-
* This may contain any of the following properties:<ul>
-
* <li>scope : Object<div class="sub-desc">The scope (<b><code>this</code></b> reference) in which the handler function is executed. <b>Defaults to the Element</b>.</div></li>
-
* <li>delegate : String<div class="sub-desc">A simple selector to filter the target or look for a descendant of the target</div></li>
-
* <li>stopEvent : Boolean<div class="sub-desc">True to stop the event. That is stop propagation, and prevent the default action.</div></li>
-
* <li>preventDefault : Boolean<div class="sub-desc">True to prevent the default action</div></li>
-
* <li>stopPropagation : Boolean<div class="sub-desc">True to prevent event propagation</div></li>
-
* <li>normalized : Boolean<div class="sub-desc">False to pass a browser event to the handler function instead of an Ext.EventObject</div></li>
-
* <li>delay : Number<div class="sub-desc">The number of milliseconds to delay the invocation of the handler after te event fires.</div></li>
-
* <li>single : Boolean<div class="sub-desc">True to add a handler to handle just the next firing of the event, and then remove itself.</div></li>
-
* <li>buffer : Number<div class="sub-desc">Causes the handler to be scheduled to run in an {@link Ext.util.DelayedTask} delayed
- * by the specified number of milliseconds. If the event fires again within that time, the original
- * handler is <em>not</em> invoked, but the new handler is scheduled in its place.</div></li>
-
* <li>target : Element<div class="sub-desc">Only call the handler if the event was fired on the target Element, <i>not</i> if the event was bubbled up from a child node.</div></li>
- * </ul><br>
-
* <p>See {@link Ext.Element#addListener} for examples of how to use these options.</p>
- */
- addListener : function(element, eventName, fn, scope, options){
- if(Ext.isObject(eventName)){
- var o = eventName, e, val;
+ <div id="method-Ext.EventManager-addListener"></div>/**
+ * Appends an event handler to an element. The shorthand version {@link #on} is equivalent. Typically you will
+ * use {@link Ext.Element#addListener} directly on an Element in favor of calling this version.
+ * @param {String/HTMLElement} el The html element or id to assign the event handler to.
+ * @param {String} eventName The name of the event to listen for.
+ * @param {Function} handler The handler function the event invokes. This function is passed
+ * the following parameters:<ul>
+ * <li>evt : EventObject<div class="sub-desc">The {@link Ext.EventObject EventObject} describing the event.</div></li>
+ * <li>t : Element<div class="sub-desc">The {@link Ext.Element Element} which was the target of the event.
+ * Note that this may be filtered by using the <tt>delegate</tt> option.</div></li>
+ * <li>o : Object<div class="sub-desc">The options object from the addListener call.</div></li>
+ * </ul>
+ * @param {Object} scope (optional) The scope (<b><code>this</code></b> reference) in which the handler function is executed. <b>Defaults to the Element</b>.
+ * @param {Object} options (optional) An object containing handler configuration properties.
+ * This may contain any of the following properties:<ul>
+ * <li>scope : Object<div class="sub-desc">The scope (<b><code>this</code></b> reference) in which the handler function is executed. <b>Defaults to the Element</b>.</div></li>
+ * <li>delegate : String<div class="sub-desc">A simple selector to filter the target or look for a descendant of the target</div></li>
+ * <li>stopEvent : Boolean<div class="sub-desc">True to stop the event. That is stop propagation, and prevent the default action.</div></li>
+ * <li>preventDefault : Boolean<div class="sub-desc">True to prevent the default action</div></li>
+ * <li>stopPropagation : Boolean<div class="sub-desc">True to prevent event propagation</div></li>
+ * <li>normalized : Boolean<div class="sub-desc">False to pass a browser event to the handler function instead of an Ext.EventObject</div></li>
+ * <li>delay : Number<div class="sub-desc">The number of milliseconds to delay the invocation of the handler after te event fires.</div></li>
+ * <li>single : Boolean<div class="sub-desc">True to add a handler to handle just the next firing of the event, and then remove itself.</div></li>
+ * <li>buffer : Number<div class="sub-desc">Causes the handler to be scheduled to run in an {@link Ext.util.DelayedTask} delayed
+ * by the specified number of milliseconds. If the event fires again within that time, the original
+ * handler is <em>not</em> invoked, but the new handler is scheduled in its place.</div></li>
+ * <li>target : Element<div class="sub-desc">Only call the handler if the event was fired on the target Element, <i>not</i> if the event was bubbled up from a child node.</div></li>
+ * </ul><br>
+ * <p>See {@link Ext.Element#addListener} for examples of how to use these options.</p>
+ */
+ addListener : function(element, eventName, fn, scope, options){
+ if(typeof eventName == 'object'){
+ var o = eventName, e, val;
for(e in o){
- val = o[e];
- if(!propRe.test(e)){
- if(Ext.isFunction(val)){
- // shared options
- listen(element, e, o, val, o.scope);
- }else{
- // individual options
- listen(element, e, val);
- }
+ val = o[e];
+ if(!propRe.test(e)){
+ if(Ext.isFunction(val)){
+ // shared options
+ listen(element, e, o, val, o.scope);
+ }else{
+ // individual options
+ listen(element, e, val);
+ }
}
}
} else {
- listen(element, eventName, options, fn, scope);
- }
+ listen(element, eventName, options, fn, scope);
+ }
},
-
+
<div id="method-Ext.EventManager-removeListener"></div>/**
* Removes an event handler from an element. The shorthand version {@link #un} is equivalent. Typically
* you will use {@link Ext.Element#removeListener} directly on an Element in favor of calling this version.
- * @param {String/HTMLElement} el The id or html element from which to remove the event
- * @param {String} eventName The type of event
- * @param {Function} fn The handler function to remove
+ * @param {String/HTMLElement} el The id or html element from which to remove the listener.
+ * @param {String} eventName The name of the event.
+ * @param {Function} fn The handler function to remove. <b>This must be a reference to the function passed into the {@link #addListener} call.</b>
+ * @param {Object} scope If a scope (<b><code>this</code></b> reference) was specified when the listener was added,
+ * then this must refer to the same object.
*/
- removeListener : function(element, eventName, fn, scope){
- var el = Ext.getDom(element),
- id = Ext.id(el),
- wrap;
-
- Ext.each((elHash[id] || {})[eventName], function (v,i,a) {
- if (Ext.isArray(v) && v[0] == fn && (!scope || v[2] == scope)) {
- E.un(el, eventName, wrap = v[1]);
- a.splice(i,1);
- return false;
- }
- });
-
- // jQuery workaround that should be removed from Ext Core
- if(eventName == "mousewheel" && el.addEventListener && wrap){
- el.removeEventListener("DOMMouseScroll", wrap, false);
- }
-
- if(eventName == "mousedown" && el == DOC && wrap){ // fix stopped mousedowns on the document
- Ext.EventManager.stoppedMouseDownEvent.removeListener(wrap);
- }
+ removeListener : function(el, eventName, fn, scope){
+ el = Ext.getDom(el);
+ var id = getId(el),
+ f = el && (Ext.elCache[id].events)[eventName] || [],
+ wrap, i, l, k, len, fnc;
+
+ for (i = 0, len = f.length; i < len; i++) {
+
+ /* 0 = Original Function,
+ 1 = Event Manager Wrapped Function,
+ 2 = Scope,
+ 3 = Adapter Wrapped Function,
+ 4 = Buffered Task
+ */
+ if (Ext.isArray(fnc = f[i]) && fnc[0] == fn && (!scope || fnc[2] == scope)) {
+ if(fnc[4]) {
+ fnc[4].cancel();
+ }
+ k = fn.tasks && fn.tasks.length;
+ if(k) {
+ while(k--) {
+ fn.tasks[k].cancel();
+ }
+ delete fn.tasks;
+ }
+ wrap = fnc[1];
+ E.un(el, eventName, E.extAdapter ? fnc[3] : wrap);
+
+ // jQuery workaround that should be removed from Ext Core
+ if(wrap && el.addEventListener && eventName == "mousewheel"){
+ el.removeEventListener("DOMMouseScroll", wrap, false);
+ }
+
+ // fix stopped mousedowns on the document
+ if(wrap && el == DOC && eventName == "mousedown"){
+ Ext.EventManager.stoppedMouseDownEvent.removeListener(wrap);
+ }
+
+ f.splice(i, 1);
+ if (f.length === 0) {
+ delete Ext.elCache[id].events[eventName];
+ }
+ for (k in Ext.elCache[id].events) {
+ return false;
+ }
+ Ext.elCache[id].events = {};
+ return false;
+ }
+ }
},
-
+
<div id="method-Ext.EventManager-removeAll"></div>/**
* Removes all event handers from an element. Typically you will use {@link Ext.Element#removeAllListeners}
* directly on an Element in favor of calling this version.
- * @param {String/HTMLElement} el The id or html element from which to remove the event
+ * @param {String/HTMLElement} el The id or html element from which to remove all event handlers.
*/
removeAll : function(el){
- var id = Ext.id(el = Ext.getDom(el)),
- es = elHash[id],
- ename;
-
- for(ename in es){
- if(es.hasOwnProperty(ename)){
- Ext.each(es[ename], function(v) {
- E.un(el, ename, v.wrap);
- });
- }
- }
- elHash[id] = null;
+ el = Ext.getDom(el);
+ var id = getId(el),
+ ec = Ext.elCache[id] || {},
+ es = ec.events || {},
+ f, i, len, ename, fn, k, wrap;
+
+ for(ename in es){
+ if(es.hasOwnProperty(ename)){
+ f = es[ename];
+ /* 0 = Original Function,
+ 1 = Event Manager Wrapped Function,
+ 2 = Scope,
+ 3 = Adapter Wrapped Function,
+ 4 = Buffered Task
+ */
+ for (i = 0, len = f.length; i < len; i++) {
+ fn = f[i];
+ if(fn[4]) {
+ fn[4].cancel();
+ }
+ if(fn[0].tasks && (k = fn[0].tasks.length)) {
+ while(k--) {
+ fn[0].tasks[k].cancel();
+ }
+ delete fn.tasks;
+ }
+ wrap = fn[1];
+ E.un(el, ename, E.extAdapter ? fn[3] : wrap);
+
+ // jQuery workaround that should be removed from Ext Core
+ if(el.addEventListener && wrap && ename == "mousewheel"){
+ el.removeEventListener("DOMMouseScroll", wrap, false);
+ }
+
+ // fix stopped mousedowns on the document
+ if(wrap && el == DOC && ename == "mousedown"){
+ Ext.EventManager.stoppedMouseDownEvent.removeListener(wrap);
+ }
+ }
+ }
+ }
+ if (Ext.elCache[id]) {
+ Ext.elCache[id].events = {};
+ }
+ },
+
+ getListeners : function(el, eventName) {
+ el = Ext.getDom(el);
+ var id = getId(el),
+ ec = Ext.elCache[id] || {},
+ es = ec.events || {},
+ results = [];
+ if (es && es[eventName]) {
+ return es[eventName];
+ } else {
+ return null;
+ }
},
+ purgeElement : function(el, recurse, eventName) {
+ el = Ext.getDom(el);
+ var id = getId(el),
+ ec = Ext.elCache[id] || {},
+ es = ec.events || {},
+ i, f, len;
+ if (eventName) {
+ if (es && es.hasOwnProperty(eventName)) {
+ f = es[eventName];
+ for (i = 0, len = f.length; i < len; i++) {
+ Ext.EventManager.removeListener(el, eventName, f[i][0]);
+ }
+ }
+ } else {
+ Ext.EventManager.removeAll(el);
+ }
+ if (recurse && el && el.childNodes) {
+ for (i = 0, len = el.childNodes.length; i < len; i++) {
+ Ext.EventManager.purgeElement(el.childNodes[i], recurse, eventName);
+ }
+ }
+ },
+
+ _unload : function() {
+ var el;
+ for (el in Ext.elCache) {
+ Ext.EventManager.removeAll(el);
+ }
+ delete Ext.elCache;
+ delete Ext.Element._flyweights;
+
+ // Abort any outstanding Ajax requests
+ var c,
+ conn,
+ tid,
+ ajax = Ext.lib.Ajax;
+ (typeof ajax.conn == 'object') ? conn = ajax.conn : conn = {};
+ for (tid in conn) {
+ c = conn[tid];
+ if (c) {
+ ajax.abort({conn: c, tId: tid});
+ }
+ }
+ },
<div id="method-Ext.EventManager-onDocumentReady"></div>/**
- * Fires when the document is ready (before onload and before images are loaded). Can be
+ * Adds a listener to be notified when the document is ready (before onload and before images are loaded). Can be
* accessed shorthanded as Ext.onReady().
- * @param {Function} fn The method the event invokes
- * @param {Object} scope (optional) An object that becomes the scope of the handler
- * @param {boolean} options (optional) An object containing standard {@link #addListener} options
+ * @param {Function} fn The method the event invokes.
+ * @param {Object} scope (optional) The scope (<code>this</code> reference) in which the handler function executes. Defaults to the browser window.
+ * @param {boolean} options (optional) Options object as passed to {@link Ext.Element#addListener}. It is recommended that the options
+ * <code>{single: true}</code> be used so that the handler is removed on first invocation.
*/
onDocumentReady : function(fn, scope, options){
- if(docReadyState){ // if it already fired
+ if (Ext.isReady) { // if it already fired or document.body is present
+ docReadyEvent || (docReadyEvent = new Ext.util.Event());
docReadyEvent.addListener(fn, scope, options);
docReadyEvent.fire();
- docReadyEvent.clearListeners();
+ docReadyEvent.listeners = [];
} else {
- if(!docReadyEvent) initDocReady();
+ if (!docReadyEvent) {
+ initDocReady();
+ }
options = options || {};
- options.delay = options.delay || 1;
- docReadyEvent.addListener(fn, scope, options);
+ options.delay = options.delay || 1;
+ docReadyEvent.addListener(fn, scope, options);
}
},
-
- elHash : elHash
+
+ <div id="prop-Ext.EventManager-fireDocReady"></div>/**
+ * Forces a document ready state transition for the framework. Used when Ext is loaded
+ * into a DOM structure AFTER initial page load (Google API or other dynamic load scenario.
+ * Any pending 'onDocumentReady' handlers will be fired (if not already handled).
+ */
+ fireDocReady : fireDocReady
};
<div id="method-Ext.EventManager-on"></div>/**
* Appends an event handler to an element. Shorthand for {@link #addListener}.
* @param {String/HTMLElement} el The html element or id to assign the event handler to
- * @param {String} eventName The type of event to listen for
- * @param {Function} handler The handler function the event invokes
- * @param {Object} scope (optional) The scope in which to execute the handler
- * function (the handler function's "this" context)
+ * @param {String} eventName The name of the event to listen for.
+ * @param {Function} handler The handler function the event invokes.
+ * @param {Object} scope (optional) (<code>this</code> reference) in which the handler function executes. <b>Defaults to the Element</b>.
* @param {Object} options (optional) An object containing standard {@link #addListener} options
* @member Ext.EventManager
* @method on
pub.on = pub.addListener;
<div id="method-Ext.EventManager-un"></div>/**
* Removes an event handler from an element. Shorthand for {@link #removeListener}.
- * @param {String/HTMLElement} el The id or html element from which to remove the event
- * @param {String} eventName The type of event
- * @param {Function} fn The handler function to remove
- * @return {Boolean} True if a listener was actually removed, else false
+ * @param {String/HTMLElement} el The id or html element from which to remove the listener.
+ * @param {String} eventName The name of the event.
+ * @param {Function} fn The handler function to remove. <b>This must be a reference to the function passed into the {@link #on} call.</b>
+ * @param {Object} scope If a scope (<b><code>this</code></b> reference) was specified when the listener was added,
+ * then this must refer to the same object.
* @member Ext.EventManager
* @method un
*/
return pub;
}();
<div id="method-Ext-onReady"></div>/**
- * Fires when the document is ready (before onload and before images are loaded). Shorthand of {@link Ext.EventManager#onDocumentReady}.
- * @param {Function} fn The method the event invokes
- * @param {Object} scope An object that becomes the scope of the handler
- * @param {boolean} options (optional) An object containing standard {@link #addListener} options
+ * Adds a listener to be notified when the document is ready (before onload and before images are loaded). Shorthand of {@link Ext.EventManager#onDocumentReady}.
+ * @param {Function} fn The method the event invokes.
+ * @param {Object} scope (optional) The scope (<code>this</code> reference) in which the handler function executes. Defaults to the browser window.
+ * @param {boolean} options (optional) Options object as passed to {@link Ext.Element#addListener}. It is recommended that the options
+ * <code>{single: true}</code> be used so that the handler is removed on first invocation.
* @member Ext
* @method onReady
*/
//Initialize doc classes
(function(){
-
- var initExtCss = function(){
+ var initExtCss = function() {
// find the body element
var bd = document.body || document.getElementsByTagName('body')[0];
- if(!bd){ return false; }
+ if (!bd) {
+ return false;
+ }
+
var cls = [' ',
Ext.isIE ? "ext-ie " + (Ext.isIE6 ? 'ext-ie6' : (Ext.isIE7 ? 'ext-ie7' : 'ext-ie8'))
: Ext.isGecko ? "ext-gecko " + (Ext.isGecko2 ? 'ext-gecko2' : 'ext-gecko3')
: Ext.isOpera ? "ext-opera"
: Ext.isWebKit ? "ext-webkit" : ""];
- if(Ext.isSafari){
+ if (Ext.isSafari) {
cls.push("ext-safari " + (Ext.isSafari2 ? 'ext-safari2' : (Ext.isSafari3 ? 'ext-safari3' : 'ext-safari4')));
- }else if(Ext.isChrome){
+ } else if(Ext.isChrome) {
cls.push("ext-chrome");
}
- if(Ext.isMac){
+ if (Ext.isMac) {
cls.push("ext-mac");
}
- if(Ext.isLinux){
+ if (Ext.isLinux) {
cls.push("ext-linux");
}
- if(Ext.isStrict || Ext.isBorderBox){ // add to the parent to allow for selectors like ".ext-strict .ext-ie"
+ // add to the parent to allow for selectors like ".ext-strict .ext-ie"
+ if (Ext.isStrict || Ext.isBorderBox) {
var p = bd.parentNode;
- if(p){
- p.className += Ext.isStrict ? ' ext-strict' : ' ext-border-box';
+ if (p) {
+ Ext.fly(p, '_internal').addClass(((Ext.isStrict && Ext.isIE ) || (!Ext.enableForcedBoxModel && !Ext.isIE)) ? ' ext-strict' : ' ext-border-box');
}
}
- bd.className += cls.join(' ');
+ // Forced border box model class applied to all elements. Bypassing javascript based box model adjustments
+ // in favor of css. This is for non-IE browsers.
+ if (Ext.enableForcedBoxModel && !Ext.isIE) {
+ Ext.isForcedBorderBox = true;
+ cls.push("ext-forced-border-box");
+ }
+
+ Ext.fly(bd, '_internal').addClass(cls);
return true;
+ };
+
+ if (!initExtCss()) {
+ Ext.onReady(initExtCss);
}
+})();
- if(!initExtCss()){
- Ext.onReady(initExtCss);
+<div id="prop-Ext.EventManager-function"></div>/**
+ * Code used to detect certain browser feature/quirks/bugs at startup.
+ */
+(function(){
+ var supports = Ext.apply(Ext.supports, {
+ <div id="prop-Ext.EventManager-correctRightMargin"></div>/**
+ * In Webkit, there is an issue with getting the margin right property, see
+ * https://bugs.webkit.org/show_bug.cgi?id=13343
+ */
+ correctRightMargin: true,
+
+ <div id="prop-Ext.EventManager-correctTransparentColor"></div>/**
+ * Webkit browsers return rgba(0, 0, 0) when a transparent color is used
+ */
+ correctTransparentColor: true,
+
+ <div id="prop-Ext.EventManager-cssFloat"></div>/**
+ * IE uses styleFloat, not cssFloat for the float property.
+ */
+ cssFloat: true
+ });
+
+ var supportTests = function(){
+ var div = document.createElement('div'),
+ doc = document,
+ view,
+ last;
+
+ div.innerHTML = '<div style="height:30px;width:50px;"><div style="height:20px;width:20px;"></div></div><div style="float:left;background-color:transparent;">';
+ doc.body.appendChild(div);
+ last = div.lastChild;
+
+ if((view = doc.defaultView)){
+ if(view.getComputedStyle(div.firstChild.firstChild, null).marginRight != '0px'){
+ supports.correctRightMargin = false;
+ }
+ if(view.getComputedStyle(last, null).backgroundColor != 'transparent'){
+ supports.correctTransparentColor = false;
+ }
+ }
+ supports.cssFloat = !!last.style.cssFloat;
+ doc.body.removeChild(div);
+ };
+
+ if (Ext.isReady) {
+ supportTests();
+ } else {
+ Ext.onReady(supportTests);
}
})();
<div id="cls-Ext.EventObject"></div>/**
* @class Ext.EventObject
- * Just as {@link Ext.Element} wraps around a native DOM node, Ext.EventObject
+ * Just as {@link Ext.Element} wraps around a native DOM node, Ext.EventObject
* wraps the browser's native event-object normalizing cross-browser differences,
* such as which mouse button is clicked, keys pressed, mechanisms to stop
* event-propagation along with a method to prevent default actions from taking place.
myDiv.on( // 'on' is shorthand for addListener
"click", // perform an action on click of myDiv
handleClick // reference to the action handler
-);
+);
// other methods to do the same:
Ext.EventManager.on("myDiv", 'click', handleClick);
Ext.EventManager.addListener("myDiv", 'click', handleClick);
*/
Ext.EventObject = function(){
var E = Ext.lib.Event,
- // safari keypress events for special keys return bad keycodes
- safariKeys = {
- 3 : 13, // enter
- 63234 : 37, // left
- 63235 : 39, // right
- 63232 : 38, // up
- 63233 : 40, // down
- 63276 : 33, // page up
- 63277 : 34, // page down
- 63272 : 46, // delete
- 63273 : 36, // home
- 63275 : 35 // end
- },
- // normalize button clicks
- btnMap = Ext.isIE ? {1:0,4:1,2:2} :
- (Ext.isWebKit ? {1:0,2:1,3:2} : {0:0,1:1,2:2});
+ clickRe = /(dbl)?click/,
+ // safari keypress events for special keys return bad keycodes
+ safariKeys = {
+ 3 : 13, // enter
+ 63234 : 37, // left
+ 63235 : 39, // right
+ 63232 : 38, // up
+ 63233 : 40, // down
+ 63276 : 33, // page up
+ 63277 : 34, // page down
+ 63272 : 46, // delete
+ 63273 : 36, // home
+ 63275 : 35 // end
+ },
+ // normalize button clicks
+ btnMap = Ext.isIE ? {1:0,4:1,2:2} : {0:0,1:1,2:2};
Ext.EventObjectImpl = function(e){
if(e){
Ext.EventObjectImpl.prototype = {
/** @private */
setEvent : function(e){
- var me = this;
+ var me = this;
if(e == me || (e && e.browserEvent)){ // already wrapped
return e;
}
if(e){
// normalize buttons
me.button = e.button ? btnMap[e.button] : (e.which ? e.which - 1 : -1);
- if(e.type == 'click' && me.button == -1){
+ if(clickRe.test(e.type) && me.button == -1){
me.button = 0;
}
me.type = e.type;
* Stop the event (preventDefault and stopPropagation)
*/
stopEvent : function(){
- var me = this;
+ var me = this;
if(me.browserEvent){
if(me.browserEvent.type == 'mousedown'){
Ext.EventManager.stoppedMouseDownEvent.fire(me);
if(this.browserEvent){
E.preventDefault(this.browserEvent);
}
- },
+ },
<div id="method-Ext.EventObject-stopPropagation"></div>/**
* Cancels bubbling of the event.
*/
stopPropagation : function(){
- var me = this;
+ var me = this;
if(me.browserEvent){
if(me.browserEvent.type == 'mousedown'){
Ext.EventManager.stoppedMouseDownEvent.fire(me);
* @return {Number} The key code
*/
getKey : function(){
- return this.normalizeKey(this.keyCode || this.charCode)
+ return this.normalizeKey(this.keyCode || this.charCode);
+ },
+
+ // private
+ normalizeKey: function(k){
+ return Ext.isSafari ? (safariKeys[k] || k) : k;
},
-
- // private
- normalizeKey: function(k){
- return Ext.isSafari ? (safariKeys[k] || k) : k;
- },
<div id="method-Ext.EventObject-getPageX"></div>/**
* Gets the x coordinate of the event.
}
return delta;
},
-
-
<div id="method-Ext.EventObject-within"></div>/**
- * Returns true if the target of this event is a child of el. Unless the allowEl parameter is set, it will return false if if the target is el.
-
* Example usage:<pre><code>
- // Handle click on any child of an element
- Ext.getBody().on('click', function(e){
- if(e.within('some-el')){
- alert('Clicked on a child of some-el!');
- }
- });
-
- // Handle click directly on an element, ignoring clicks on child nodes
- Ext.getBody().on('click', function(e,t){
- if((t.id == 'some-el') && !e.within(t, true)){
- alert('Clicked directly on some-el!');
- }
- });
- </code></pre>
- * @param {Mixed} el The id, DOM element or Ext.Element to check
- * @param {Boolean} related (optional) true to test if the related target is within el instead of the target
- * @param {Boolean} allowEl {optional} true to also check if the passed element is the target or related target
- * @return {Boolean}
- */
- within : function(el, related, allowEl){
+
+ <div id="method-Ext.EventObject-within"></div>/**
+ * Returns true if the target of this event is a child of el. Unless the allowEl parameter is set, it will return false if if the target is el.
+ * Example usage:<pre><code>
+ // Handle click on any child of an element
+ Ext.getBody().on('click', function(e){
+ if(e.within('some-el')){
+ alert('Clicked on a child of some-el!');
+ }
+ });
+
+ // Handle click directly on an element, ignoring clicks on child nodes
+ Ext.getBody().on('click', function(e,t){
+ if((t.id == 'some-el') && !e.within(t, true)){
+ alert('Clicked directly on some-el!');
+ }
+ });
+ </code></pre>
+ * @param {Mixed} el The id, DOM element or Ext.Element to check
+ * @param {Boolean} related (optional) true to test if the related target is within el instead of the target
+ * @param {Boolean} allowEl {optional} true to also check if the passed element is the target or related target
+ * @return {Boolean}
+ */
+ within : function(el, related, allowEl){
if(el){
- var t = this[related ? "getRelatedTarget" : "getTarget"]();
- return t && ((allowEl ? (t == Ext.getDom(el)) : false) || Ext.fly(el).contains(t));
+ var t = this[related ? "getRelatedTarget" : "getTarget"]();
+ return t && ((allowEl ? (t == Ext.getDom(el)) : false) || Ext.fly(el).contains(t));
}
return false;
- }
- };
+ }
+ };
return new Ext.EventObjectImpl();
-}();</pre> \r
-</body>\r
+}();
+</pre>
+</body>
</html>
\ No newline at end of file
git.ithinksw.org / extjs.git / blobdiff