ext-yui-adapter-debug.js
资源名称:ext-3.0.0.zip [点击查看]
上传用户:shuoshiled
上传日期:2018-01-28
资源大小:10124k
文件大小:73k
源码类别:
中间件编程
开发平台:
JavaScript
- /*! * Ext JS Library 3.0.0 * Copyright(c) 2006-2009 Ext JS, LLC * licensing@extjs.com * http://www.extjs.com/license */
- // for old browsers
- window.undefined = window.undefined;
- /**
- * @class Ext
- * Ext core utilities and functions.
- * @singleton
- */
- Ext = {
- /**
- * The version of the framework
- * @type String
- */
- version : '3.0'
- };
- /**
- * Copies all the properties of config to obj.
- * @param {Object} obj The receiver of the properties
- * @param {Object} config The source of the properties
- * @param {Object} defaults A different object that will also be applied for default values
- * @return {Object} returns obj
- * @member Ext apply
- */
- Ext.apply = function(o, c, defaults){
- // no "this" reference for friendly out of scope calls
- if(defaults){
- Ext.apply(o, defaults);
- }
- if(o && c && typeof c == 'object'){
- for(var p in c){
- o[p] = c[p];
- }
- }
- return o;
- };
- (function(){
- var idSeed = 0,
- toString = Object.prototype.toString,
- //assume it's not null and not an array
- isIterable = function(v){
- //check for array or arguments
- if(Ext.isArray(v) || v.callee){
- return true;
- }
- //check for node list type
- if(/NodeList|HTMLCollection/.test(toString.call(v))){
- return true;
- }
- //NodeList has an item and length property
- //IXMLDOMNodeList has nextNode method, needs to be checked first.
- return ((v.nextNode || v.item) && Ext.isNumber(v.length));
- },
- ua = navigator.userAgent.toLowerCase(),
- check = function(r){
- return r.test(ua);
- },
- DOC = document,
- isStrict = DOC.compatMode == "CSS1Compat",
- isOpera = check(/opera/),
- isChrome = check(/chrome/),
- isWebKit = check(/webkit/),
- isSafari = !isChrome && check(/safari/),
- isSafari2 = isSafari && check(/applewebkit/4/), // unique to Safari 2
- isSafari3 = isSafari && check(/version/3/),
- isSafari4 = isSafari && check(/version/4/),
- isIE = !isOpera && check(/msie/),
- isIE7 = isIE && check(/msie 7/),
- isIE8 = isIE && check(/msie 8/),
- isIE6 = isIE && !isIE7 && !isIE8,
- isGecko = !isWebKit && check(/gecko/),
- isGecko2 = isGecko && check(/rv:1.8/),
- isGecko3 = isGecko && check(/rv:1.9/),
- isBorderBox = isIE && !isStrict,
- isWindows = check(/windows|win32/),
- isMac = check(/macintosh|mac os x/),
- isAir = check(/adobeair/),
- isLinux = check(/linux/),
- isSecure = /^https/i.test(window.location.protocol);
- // remove css image flicker
- if(isIE6){
- try{
- DOC.execCommand("BackgroundImageCache", false, true);
- }catch(e){}
- }
- Ext.apply(Ext, {
- /**
- * URL to a blank file used by Ext when in secure mode for iframe src and onReady src to prevent
- * the IE insecure content warning (defaults to javascript:false).
- * @type String
- */
- SSL_SECURE_URL : 'javascript:false',
- /**
- * True if the browser is in strict (standards-compliant) mode, as opposed to quirks mode
- * @type Boolean
- */
- isStrict : isStrict,
- /**
- * True if the page is running over SSL
- * @type Boolean
- */
- isSecure : isSecure,
- /**
- * True when the document is fully initialized and ready for action
- * @type Boolean
- */
- isReady : false,
- /**
- * True if the {@link Ext.Fx} Class is available
- * @type Boolean
- * @property enableFx
- */
- /**
- * True to automatically uncache orphaned Ext.Elements periodically (defaults to true)
- * @type Boolean
- */
- enableGarbageCollector : true,
- /**
- * True to automatically purge event listeners after uncaching an element (defaults to false).
- * Note: this only happens if {@link #enableGarbageCollector} is true.
- * @type Boolean
- */
- enableListenerCollection : false,
- /**
- * Indicates whether to use native browser parsing for JSON methods.
- * This option is ignored if the browser does not support native JSON methods.
- * <b>Note: Native JSON methods will not work with objects that have functions.
- * Also, property names must be quoted, otherwise the data will not parse.</b> (Defaults to false)
- * @type Boolean
- */
- USE_NATIVE_JSON : false,
- /**
- * Copies all the properties of config to obj if they don't already exist.
- * @param {Object} obj The receiver of the properties
- * @param {Object} config The source of the properties
- * @return {Object} returns obj
- */
- applyIf : function(o, c){
- if(o){
- for(var p in c){
- if(Ext.isEmpty(o[p])){
- o[p] = c[p];
- }
- }
- }
- return o;
- },
- /**
- * Generates unique ids. If the element already has an id, it is unchanged
- * @param {Mixed} el (optional) The element to generate an id for
- * @param {String} prefix (optional) Id prefix (defaults "ext-gen")
- * @return {String} The generated Id.
- */
- id : function(el, prefix){
- return (el = Ext.getDom(el) || {}).id = el.id || (prefix || "ext-gen") + (++idSeed);
- },
- /**
- * Extends one class with another class and optionally overrides members with the passed literal. This class
- * also adds the function "override()" to the class that can be used to override
- * members on an instance.
- * * <p>
- * This function also supports a 2-argument call in which the subclass's constructor is
- * not passed as an argument. In this form, the parameters are as follows:</p><p>
- * <div class="mdetail-params"><ul>
- * <li><code>superclass</code>
- * <div class="sub-desc">The class being extended</div></li>
- * <li><code>overrides</code>
- * <div class="sub-desc">A literal with members which are copied into the subclass's
- * prototype, and are therefore shared among all instances of the new class.<p>
- * This may contain a special member named <tt><b>constructor</b></tt>. This is used
- * to define the constructor of the new class, and is returned. If this property is
- * <i>not</i> specified, a constructor is generated and returned which just calls the
- * superclass's constructor passing on its parameters.</p></div></li>
- * </ul></div></p><p>
- * For example, to create a subclass of the Ext GridPanel:
- * <pre><code>
- MyGridPanel = Ext.extend(Ext.grid.GridPanel, {
- constructor: function(config) {
- // Your preprocessing here
- MyGridPanel.superclass.constructor.apply(this, arguments);
- // Your postprocessing here
- },
- yourMethod: function() {
- // etc.
- }
- });
- </code></pre>
- * </p>
- * @param {Function} subclass The class inheriting the functionality
- * @param {Function} superclass The class being extended
- * @param {Object} overrides (optional) A literal with members which are copied into the subclass's
- * prototype, and are therefore shared between all instances of the new class.
- * @return {Function} The subclass constructor.
- * @method extend
- */
- extend : function(){
- // inline overrides
- var io = function(o){
- for(var m in o){
- this[m] = o[m];
- }
- };
- var oc = Object.prototype.constructor;
- return function(sb, sp, overrides){
- if(Ext.isObject(sp)){
- overrides = sp;
- sp = sb;
- sb = overrides.constructor != oc ? overrides.constructor : function(){sp.apply(this, arguments);};
- }
- var F = function(){},
- sbp,
- spp = sp.prototype;
- F.prototype = spp;
- sbp = sb.prototype = new F();
- sbp.constructor=sb;
- sb.superclass=spp;
- if(spp.constructor == oc){
- spp.constructor=sp;
- }
- sb.override = function(o){
- Ext.override(sb, o);
- };
- sbp.superclass = sbp.supr = (function(){
- return spp;
- });
- sbp.override = io;
- Ext.override(sb, overrides);
- sb.extend = function(o){Ext.extend(sb, o);};
- return sb;
- };
- }(),
- /**
- * Adds a list of functions to the prototype of an existing class, overwriting any existing methods with the same name.
- * Usage:<pre><code>
- Ext.override(MyClass, {
- newMethod1: function(){
- // etc.
- },
- newMethod2: function(foo){
- // etc.
- }
- });
- </code></pre>
- * @param {Object} origclass The class to override
- * @param {Object} overrides The list of functions to add to origClass. This should be specified as an object literal
- * containing one or more methods.
- * @method override
- */
- override : function(origclass, overrides){
- if(overrides){
- var p = origclass.prototype;
- Ext.apply(p, overrides);
- if(Ext.isIE && overrides.toString != origclass.toString){
- p.toString = overrides.toString;
- }
- }
- },
- /**
- * Creates namespaces to be used for scoping variables and classes so that they are not global.
- * Specifying the last node of a namespace implicitly creates all other nodes. Usage:
- * <pre><code>
- Ext.namespace('Company', 'Company.data');
- Ext.namespace('Company.data'); // equivalent and preferable to above syntax
- Company.Widget = function() { ... }
- Company.data.CustomStore = function(config) { ... }
- </code></pre>
- * @param {String} namespace1
- * @param {String} namespace2
- * @param {String} etc
- * @method namespace
- */
- namespace : function(){
- var o, d;
- Ext.each(arguments, function(v) {
- d = v.split(".");
- o = window[d[0]] = window[d[0]] || {};
- Ext.each(d.slice(1), function(v2){
- o = o[v2] = o[v2] || {};
- });
- });
- return o;
- },
- /**
- * Takes an object and converts it to an encoded URL. e.g. Ext.urlEncode({foo: 1, bar: 2}); would return "foo=1&bar=2". Optionally, property values can be arrays, instead of keys and the resulting string that's returned will contain a name/value pair for each array value.
- * @param {Object} o
- * @param {String} pre (optional) A prefix to add to the url encoded string
- * @return {String}
- */
- urlEncode: function(o, pre){
- var undef, buf = [], key, e = encodeURIComponent;
- for(key in o){
- undef = !Ext.isDefined(o[key]);
- Ext.each(undef ? key : o[key], function(val, i){
- buf.push("&", e(key), "=", (val != key || !undef) ? e(val) : "");
- });
- }
- if(!pre){
- buf.shift();
- pre = "";
- }
- return pre + buf.join('');
- },
- /**
- * Takes an encoded URL and and converts it to an object. Example: <pre><code>
- Ext.urlDecode("foo=1&bar=2"); // returns {foo: "1", bar: "2"}
- Ext.urlDecode("foo=1&bar=2&bar=3&bar=4", false); // returns {foo: "1", bar: ["2", "3", "4"]}
- </code></pre>
- * @param {String} string
- * @param {Boolean} overwrite (optional) Items of the same name will overwrite previous values instead of creating an an array (Defaults to false).
- * @return {Object} A literal with members
- */
- urlDecode : function(string, overwrite){
- var obj = {},
- pairs = string.split('&'),
- d = decodeURIComponent,
- name,
- value;
- Ext.each(pairs, function(pair) {
- pair = pair.split('=');
- name = d(pair[0]);
- value = d(pair[1]);
- obj[name] = overwrite || !obj[name] ? value :
- [].concat(obj[name]).concat(value);
- });
- return obj;
- },
- /**
- * Appends content to the query string of a URL, which handles logic for whether to place
- * a question mark or ampersand.
- * @param {String} url The url to append to.
- * @@param {String} s The content to append to the url.
- * @return (String) The appended string
- */
- urlAppend : function(url, s){
- if(!Ext.isEmpty(s)){
- return url + (url.indexOf('?') === -1 ? '?' : '&') + s;
- }
- return url;
- },
- /**
- * Converts any iterable (numeric indices and a length property) into a true array
- * Don't use this on strings. IE doesn't support "abc"[0] which this implementation depends on.
- * For strings, use this instead: "abc".match(/./g) => [a,b,c];
- * @param {Iterable} the iterable object to be turned into a true Array.
- * @return (Array) array
- */
- toArray : function(){
- return isIE ?
- function(a, i, j, res){
- res = [];
- Ext.each(a, function(v) {
- res.push(v);
- });
- return res.slice(i || 0, j || res.length);
- } :
- function(a, i, j){
- return Array.prototype.slice.call(a, i || 0, j || a.length);
- }
- }(),
- /**
- * Iterates an array calling the passed function with each item, stopping if your function returns false. If the
- * passed array is not really an array, your function is called once with it.
- * The supplied function is called with (Object item, Number index, Array allItems).
- * @param {Array/NodeList/Mixed} array
- * @param {Function} fn
- * @param {Object} scope
- */
- each: function(array, fn, scope){
- if(Ext.isEmpty(array, true)){
- return;
- }
- if(!isIterable(array) || Ext.isPrimitive(array)){
- array = [array];
- }
- for(var i = 0, len = array.length; i < len; i++){
- if(fn.call(scope || array[i], array[i], i, array) === false){
- return i;
- };
- }
- },
- /**
- * Iterates either the elements in an array, or each of the properties in an object.
- * <b>Note</b>: If you are only iterating arrays, it is better to call {@link #each}.
- * @param {Object/Array} object The object or array to be iterated
- * @param {Function} fn The function to be called for each iteration.
- * The iteration will stop if the supplied function returns false, or
- * all array elements / object properties have been covered. The signature
- * varies depending on the type of object being interated:
- * <div class="mdetail-params"><ul>
- * <li>Arrays : <tt>(Object item, Number index, Array allItems)</tt>
- * <div class="sub-desc">
- * When iterating an array, the supplied function is called with each item.</div></li>
- * <li>Objects : <tt>(String key, Object value)</tt>
- * <div class="sub-desc">
- * When iterating an object, the supplied function is called with each key-value pair in
- * the object.</div></li>
- * </ul></div>
- * @param {Object} scope The scope to call the supplied function with, defaults to
- * the specified <tt>object</tt>
- */
- iterate : function(obj, fn, scope){
- if(isIterable(obj)){
- Ext.each(obj, fn, scope);
- return;
- }else if(Ext.isObject(obj)){
- for(var prop in obj){
- if(obj.hasOwnProperty(prop)){
- if(fn.call(scope || obj, prop, obj[prop]) === false){
- return;
- };
- }
- }
- }
- },
- /**
- * Return the dom node for the passed String (id), dom node, or Ext.Element.
- * Here are some examples:
- * <pre><code>
- // gets dom node based on id
- var elDom = Ext.getDom('elId');
- // gets dom node based on the dom node
- var elDom1 = Ext.getDom(elDom);
- // If we don't know if we are working with an
- // Ext.Element or a dom node use Ext.getDom
- function(el){
- var dom = Ext.getDom(el);
- // do something with the dom node
- }
- * </code></pre>
- * <b>Note</b>: the dom node to be found actually needs to exist (be rendered, etc)
- * when this method is called to be successful.
- * @param {Mixed} el
- * @return HTMLElement
- */
- getDom : function(el){
- if(!el || !DOC){
- return null;
- }
- return el.dom ? el.dom : (Ext.isString(el) ? DOC.getElementById(el) : el);
- },
- /**
- * Returns the current document body as an {@link Ext.Element}.
- * @return Ext.Element The document body
- */
- getBody : function(){
- return Ext.get(DOC.body || DOC.documentElement);
- },
- /**
- * Removes a DOM node from the document. The body node will be ignored if passed in.
- * @param {HTMLElement} node The node to remove
- */
- removeNode : isIE ? function(){
- var d;
- return function(n){
- if(n && n.tagName != 'BODY'){
- d = d || DOC.createElement('div');
- d.appendChild(n);
- d.innerHTML = '';
- }
- }
- }() : function(n){
- if(n && n.parentNode && n.tagName != 'BODY'){
- n.parentNode.removeChild(n);
- }
- },
- /**
- * <p>Returns true if the passed value is empty.</p>
- * <p>The value is deemed to be empty if it is<div class="mdetail-params"><ul>
- * <li>null</li>
- * <li>undefined</li>
- * <li>an empty array</li>
- * <li>a zero length string (Unless the <tt>allowBlank</tt> parameter is <tt>true</tt>)</li>
- * </ul></div>
- * @param {Mixed} value The value to test
- * @param {Boolean} allowBlank (optional) true to allow empty strings (defaults to false)
- * @return {Boolean}
- */
- isEmpty : function(v, allowBlank){
- return v === null || v === undefined || ((Ext.isArray(v) && !v.length)) || (!allowBlank ? v === '' : false);
- },
- /**
- * Returns true if the passed object is a JavaScript array, otherwise false.
- * @param {Object} object The object to test
- * @return {Boolean}
- */
- isArray : function(v){
- return toString.apply(v) === '[object Array]';
- },
- /**
- * Returns true if the passed object is a JavaScript Object, otherwise false.
- * @param {Object} object The object to test
- * @return {Boolean}
- */
- isObject : function(v){
- return v && typeof v == "object";
- },
- /**
- * Returns true if the passed object is a JavaScript 'primitive', a string, number or boolean.
- * @param {Mixed} value The value to test
- * @return {Boolean}
- */
- isPrimitive : function(v){
- return Ext.isString(v) || Ext.isNumber(v) || Ext.isBoolean(v);
- },
- /**
- * Returns true if the passed object is a JavaScript Function, otherwise false.
- * @param {Object} object The object to test
- * @return {Boolean}
- */
- isFunction : function(v){
- return toString.apply(v) === '[object Function]';
- },
- /**
- * Returns true if the passed object is a number. Returns false for non-finite numbers.
- * @param {Object} v The object to test
- * @return {Boolean}
- */
- isNumber: function(v){
- return typeof v === 'number' && isFinite(v);
- },
- /**
- * Returns true if the passed object is a string.
- * @param {Object} v The object to test
- * @return {Boolean}
- */
- isString: function(v){
- return typeof v === 'string';
- },
- /**
- * Returns true if the passed object is a boolean.
- * @param {Object} v The object to test
- * @return {Boolean}
- */
- isBoolean: function(v){
- return typeof v === 'boolean';
- },
- /**
- * Returns true if the passed object is not undefined.
- * @param {Object} v The object to test
- * @return {Boolean}
- */
- isDefined: function(v){
- return typeof v !== 'undefined';
- },
- /**
- * True if the detected browser is Opera.
- * @type Boolean
- */
- isOpera : isOpera,
- /**
- * True if the detected browser uses WebKit.
- * @type Boolean
- */
- isWebKit: isWebKit,
- /**
- * True if the detected browser is Chrome.
- * @type Boolean
- */
- isChrome : isChrome,
- /**
- * True if the detected browser is Safari.
- * @type Boolean
- */
- isSafari : isSafari,
- /**
- * True if the detected browser is Safari 3.x.
- * @type Boolean
- */
- isSafari3 : isSafari3,
- /**
- * True if the detected browser is Safari 4.x.
- * @type Boolean
- */
- isSafari4 : isSafari4,
- /**
- * True if the detected browser is Safari 2.x.
- * @type Boolean
- */
- isSafari2 : isSafari2,
- /**
- * True if the detected browser is Internet Explorer.
- * @type Boolean
- */
- isIE : isIE,
- /**
- * True if the detected browser is Internet Explorer 6.x.
- * @type Boolean
- */
- isIE6 : isIE6,
- /**
- * True if the detected browser is Internet Explorer 7.x.
- * @type Boolean
- */
- isIE7 : isIE7,
- /**
- * True if the detected browser is Internet Explorer 8.x.
- * @type Boolean
- */
- isIE8 : isIE8,
- /**
- * True if the detected browser uses the Gecko layout engine (e.g. Mozilla, Firefox).
- * @type Boolean
- */
- isGecko : isGecko,
- /**
- * True if the detected browser uses a pre-Gecko 1.9 layout engine (e.g. Firefox 2.x).
- * @type Boolean
- */
- isGecko2 : isGecko2,
- /**
- * True if the detected browser uses a Gecko 1.9+ layout engine (e.g. Firefox 3.x).
- * @type Boolean
- */
- isGecko3 : isGecko3,
- /**
- * True if the detected browser is Internet Explorer running in non-strict mode.
- * @type Boolean
- */
- isBorderBox : isBorderBox,
- /**
- * True if the detected platform is Linux.
- * @type Boolean
- */
- isLinux : isLinux,
- /**
- * True if the detected platform is Windows.
- * @type Boolean
- */
- isWindows : isWindows,
- /**
- * True if the detected platform is Mac OS.
- * @type Boolean
- */
- isMac : isMac,
- /**
- * True if the detected platform is Adobe Air.
- * @type Boolean
- */
- isAir : isAir
- });
- /**
- * Creates namespaces to be used for scoping variables and classes so that they are not global.
- * Specifying the last node of a namespace implicitly creates all other nodes. Usage:
- * <pre><code>
- Ext.namespace('Company', 'Company.data');
- Ext.namespace('Company.data'); // equivalent and preferable to above syntax
- Company.Widget = function() { ... }
- Company.data.CustomStore = function(config) { ... }
- </code></pre>
- * @param {String} namespace1
- * @param {String} namespace2
- * @param {String} etc
- * @method namespace
- */
- Ext.ns = Ext.namespace;
- })();
- Ext.ns("Ext", "Ext.util", "Ext.lib", "Ext.data");
- /**
- * @class Function
- * These functions are available on every Function object (any JavaScript function).
- */
- Ext.apply(Function.prototype, {
- /**
- * Creates an interceptor function. The passed fcn is called before the original one. If it returns false,
- * the original one is not called. The resulting function returns the results of the original function.
- * The passed fcn is called with the parameters of the original function. Example usage:
- * <pre><code>
- var sayHi = function(name){
- alert('Hi, ' + name);
- }
- sayHi('Fred'); // alerts "Hi, Fred"
- // create a new function that validates input without
- // directly modifying the original function:
- var sayHiToFriend = sayHi.createInterceptor(function(name){
- return name == 'Brian';
- });
- sayHiToFriend('Fred'); // no alert
- sayHiToFriend('Brian'); // alerts "Hi, Brian"
- </code></pre>
- * @param {Function} fcn The function to call before the original
- * @param {Object} scope (optional) The scope of the passed fcn (Defaults to scope of original function or window)
- * @return {Function} The new function
- */
- createInterceptor : function(fcn, scope){
- var method = this;
- return !Ext.isFunction(fcn) ?
- this :
- function() {
- var me = this,
- args = arguments;
- fcn.target = me;
- fcn.method = method;
- return (fcn.apply(scope || me || window, args) !== false) ?
- method.apply(me || window, args) :
- null;
- };
- },
- /**
- * Creates a callback that passes arguments[0], arguments[1], arguments[2], ...
- * Call directly on any function. Example: <code>myFunction.createCallback(arg1, arg2)</code>
- * Will create a function that is bound to those 2 args. <b>If a specific scope is required in the
- * callback, use {@link #createDelegate} instead.</b> The function returned by createCallback always
- * executes in the window scope.
- * <p>This method is required when you want to pass arguments to a callback function. If no arguments
- * are needed, you can simply pass a reference to the function as a callback (e.g., callback: myFn).
- * However, if you tried to pass a function with arguments (e.g., callback: myFn(arg1, arg2)) the function
- * would simply execute immediately when the code is parsed. Example usage:
- * <pre><code>
- var sayHi = function(name){
- alert('Hi, ' + name);
- }
- // clicking the button alerts "Hi, Fred"
- new Ext.Button({
- text: 'Say Hi',
- renderTo: Ext.getBody(),
- handler: sayHi.createCallback('Fred')
- });
- </code></pre>
- * @return {Function} The new function
- */
- createCallback : function(/*args...*/){
- // make args available, in function below
- var args = arguments,
- method = this;
- return function() {
- return method.apply(window, args);
- };
- },
- /**
- * Creates a delegate (callback) that sets the scope to obj.
- * Call directly on any function. Example: <code>this.myFunction.createDelegate(this, [arg1, arg2])</code>
- * Will create a function that is automatically scoped to obj so that the <tt>this</tt> variable inside the
- * callback points to obj. Example usage:
- * <pre><code>
- var sayHi = function(name){
- // Note this use of "this.text" here. This function expects to
- // execute within a scope that contains a text property. In this
- // example, the "this" variable is pointing to the btn object that
- // was passed in createDelegate below.
- alert('Hi, ' + name + '. You clicked the "' + this.text + '" button.');
- }
- var btn = new Ext.Button({
- text: 'Say Hi',
- renderTo: Ext.getBody()
- });
- // This callback will execute in the scope of the
- // button instance. Clicking the button alerts
- // "Hi, Fred. You clicked the "Say Hi" button."
- btn.on('click', sayHi.createDelegate(btn, ['Fred']));
- </code></pre>
- * @param {Object} obj (optional) The object for which the scope is set
- * @param {Array} args (optional) Overrides arguments for the call. (Defaults to the arguments passed by the caller)
- * @param {Boolean/Number} appendArgs (optional) if True args are appended to call args instead of overriding,
- * if a number the args are inserted at the specified position
- * @return {Function} The new function
- */
- createDelegate : function(obj, args, appendArgs){
- var method = this;
- return function() {
- var callArgs = args || arguments;
- if (appendArgs === true){
- callArgs = Array.prototype.slice.call(arguments, 0);
- callArgs = callArgs.concat(args);
- }else if (Ext.isNumber(appendArgs)){
- callArgs = Array.prototype.slice.call(arguments, 0); // copy arguments first
- var applyArgs = [appendArgs, 0].concat(args); // create method call params
- Array.prototype.splice.apply(callArgs, applyArgs); // splice them in
- }
- return method.apply(obj || window, callArgs);
- };
- },
- /**
- * Calls this function after the number of millseconds specified, optionally in a specific scope. Example usage:
- * <pre><code>
- var sayHi = function(name){
- alert('Hi, ' + name);
- }
- // executes immediately:
- sayHi('Fred');
- // executes after 2 seconds:
- sayHi.defer(2000, this, ['Fred']);
- // this syntax is sometimes useful for deferring
- // execution of an anonymous function:
- (function(){
- alert('Anonymous');
- }).defer(100);
- </code></pre>
- * @param {Number} millis The number of milliseconds for the setTimeout call (if less than or equal to 0 the function is executed immediately)
- * @param {Object} obj (optional) The object for which the scope is set
- * @param {Array} args (optional) Overrides arguments for the call. (Defaults to the arguments passed by the caller)
- * @param {Boolean/Number} appendArgs (optional) if True args are appended to call args instead of overriding,
- * if a number the args are inserted at the specified position
- * @return {Number} The timeout id that can be used with clearTimeout
- */
- defer : function(millis, obj, args, appendArgs){
- var fn = this.createDelegate(obj, args, appendArgs);
- if(millis > 0){
- return setTimeout(fn, millis);
- }
- fn();
- return 0;
- }
- });
- /**
- * @class String
- * These functions are available on every String object.
- */
- Ext.applyIf(String, {
- /**
- * Allows you to define a tokenized string and pass an arbitrary number of arguments to replace the tokens. Each
- * token must be unique, and must increment in the format {0}, {1}, etc. Example usage:
- * <pre><code>
- var cls = 'my-class', text = 'Some text';
- var s = String.format('<div class="{0}">{1}</div>', cls, text);
- // s now contains the string: '<div class="my-class">Some text</div>'
- * </code></pre>
- * @param {String} string The tokenized string to be formatted
- * @param {String} value1 The value to replace token {0}
- * @param {String} value2 Etc...
- * @return {String} The formatted string
- * @static
- */
- format : function(format){
- var args = Ext.toArray(arguments, 1);
- return format.replace(/{(d+)}/g, function(m, i){
- return args[i];
- });
- }
- });
- /**
- * @class Array
- */
- Ext.applyIf(Array.prototype, {
- /**
- * Checks whether or not the specified object exists in the array.
- * @param {Object} o The object to check for
- * @return {Number} The index of o in the array (or -1 if it is not found)
- */
- indexOf : function(o){
- for (var i = 0, len = this.length; i < len; i++){
- if(this[i] == o){
- return i;
- }
- }
- return -1;
- },
- /**
- * Removes the specified object from the array. If the object is not found nothing happens.
- * @param {Object} o The object to remove
- * @return {Array} this array
- */
- remove : function(o){
- var index = this.indexOf(o);
- if(index != -1){
- this.splice(index, 1);
- }
- return this;
- }
- });
- /** * @class Ext */ Ext.ns("Ext.grid", "Ext.dd", "Ext.tree", "Ext.form", "Ext.menu", "Ext.state", "Ext.layout", "Ext.app", "Ext.ux", "Ext.chart", "Ext.direct"); /** * Namespace alloted for extensions to the framework. * @property ux * @type Object */ Ext.apply(Ext, function(){ var E = Ext, idSeed = 0; return { /** * A reusable empty function * @property * @type Function */ emptyFn : function(){}, /** * URL to a 1x1 transparent gif image used by Ext to create inline icons with CSS background images. * In older versions of IE, this defaults to "http://extjs.com/s.gif" and you should change this to a URL on your server. * For other browsers it uses an inline data URL. * @type String */ BLANK_IMAGE_URL : Ext.isIE6 || Ext.isIE7 ? 'http:/' + '/extjs.com/s.gif' : 'data:image/gif;base64,R0lGODlhAQABAID/AMDAwAAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==', extendX : function(supr, fn){ return Ext.extend(supr, fn(supr.prototype)); }, /** * Returns the current HTML document object as an {@link Ext.Element}. * @return Ext.Element The document */ getDoc : function(){ return Ext.get(document); }, /** * Returns true if the passed object is a JavaScript date object, otherwise false. * @param {Object} object The object to test * @return {Boolean} */ isDate : function(v){ return Object.prototype.toString.apply(v) === '[object Date]'; }, /** * Utility method for validating that a value is numeric, returning the specified default value if it is not. * @param {Mixed} value Should be a number, but any type will be handled appropriately * @param {Number} defaultValue The value to return if the original value is non-numeric * @return {Number} Value, if numeric, else defaultValue */ num : function(v, defaultValue){ v = Number(v === null || typeof v == 'boolean'? NaN : v); return isNaN(v)? defaultValue : v; }, /** * <p>Utility method for returning a default value if the passed value is empty.</p> * <p>The value is deemed to be empty if it is<div class="mdetail-params"><ul> * <li>null</li> * <li>undefined</li> * <li>an empty array</li> * <li>a zero length string (Unless the <tt>allowBlank</tt> parameter is <tt>true</tt>)</li> * </ul></div> * @param {Mixed} value The value to test * @param {Mixed} defaultValue The value to return if the original value is empty * @param {Boolean} allowBlank (optional) true to allow zero length strings to qualify as non-empty (defaults to false) * @return {Mixed} value, if non-empty, else defaultValue */ value : function(v, defaultValue, allowBlank){ return Ext.isEmpty(v, allowBlank) ? defaultValue : v; }, /** * Escapes the passed string for use in a regular expression * @param {String} str * @return {String} */ escapeRe : function(s) { return s.replace(/([.*+?^${}()|[]/\])/g, "\$1"); }, sequence : function(o, name, fn, scope){ o[name] = o[name].createSequence(fn, scope); }, /** * Applies event listeners to elements by selectors when the document is ready. * The event name is specified with an <tt>@</tt> suffix. * <pre><code> Ext.addBehaviors({ // add a listener for click on all anchors in element with id foo '#foo a@click' : function(e, t){ // do something }, // add the same listener to multiple selectors (separated by comma BEFORE the @) '#foo a, #bar span.some-class@mouseover' : function(){ // do something } }); * </code></pre> * @param {Object} obj The list of behaviors to apply */ addBehaviors : function(o){ if(!Ext.isReady){ Ext.onReady(function(){ Ext.addBehaviors(o); }); } else { var cache = {}, // simple cache for applying multiple behaviors to same selector does query multiple times parts, b, s; for (b in o) { if ((parts = b.split('@'))[1]) { // for Object prototype breakers s = parts[0]; if(!cache[s]){ cache[s] = Ext.select(s); } cache[s].on(parts[1], o[b]); } } cache = null; } }, // deprecated combine : function(){ var as = arguments, l = as.length, r = []; for(var i = 0; i < l; i++){ var a = as[i]; if(Ext.isArray(a)){ r = r.concat(a); }else if(a.length !== undefined && !a.substr){ r = r.concat(Array.prototype.slice.call(a, 0)); }else{ r.push(a); } } return r; }, /** * Copies a set of named properties fom the source object to the destination object. * <p>example:<pre><code> ImageComponent = Ext.extend(Ext.BoxComponent, { initComponent: function() { this.autoEl = { tag: 'img' }; MyComponent.superclass.initComponent.apply(this, arguments); this.initialBox = Ext.copyTo({}, this.initialConfig, 'x,y,width,height'); } }); * </code></pre> * @param {Object} The destination object. * @param {Object} The source object. * @param {Array/String} Either an Array of property names, or a comma-delimited list * of property names to copy. * @return {Object} The modified object. */ copyTo : function(dest, source, names){ if(typeof names == 'string'){ names = names.split(/[,;s]/); } Ext.each(names, function(name){ if(source.hasOwnProperty(name)){ dest[name] = source[name]; } }, this); return dest; }, /** * Attempts to destroy any objects passed to it by removing all event listeners, removing them from the * DOM (if applicable) and calling their destroy functions (if available). This method is primarily * intended for arguments of type {@link Ext.Element} and {@link Ext.Component}, but any subclass of * {@link Ext.util.Observable} can be passed in. Any number of elements and/or components can be * passed into this function in a single call as separate arguments. * @param {Mixed} arg1 An {@link Ext.Element}, {@link Ext.Component}, or an Array of either of these to destroy * @param {Mixed} arg2 (optional) * @param {Mixed} etc... (optional) */ destroy : function(){ Ext.each(arguments, function(arg){ if(arg){ if(Ext.isArray(arg)){ this.destroy.apply(this, arg); }else if(Ext.isFunction(arg.destroy)){ arg.destroy(); }else if(arg.dom){ arg.remove(); } } }, this); }, /** * Attempts to destroy and then remove a set of named properties of the passed object. * @param {Object} o The object (most likely a Component) who's properties you wish to destroy. * @param {Mixed} arg1 The name of the property to destroy and remove from the object. * @param {Mixed} etc... More property names to destroy and remove. */ destroyMembers : function(o, arg1, arg2, etc){ for(var i = 1, a = arguments, len = a.length; i < len; i++) { Ext.destroy(o[a[i]]); delete o[a[i]]; } }, /** * Creates a copy of the passed Array with falsy values removed. * @param {Array/NodeList} arr The Array from which to remove falsy values. * @return {Array} The new, compressed Array. */ clean : function(arr){ var ret = []; Ext.each(arr, function(v){ if(!!v){ ret.push(v); } }); return ret; }, /** * Creates a copy of the passed Array, filtered to contain only unique values. * @param {Array} arr The Array to filter * @return {Array} The new Array containing unique values. */ unique : function(arr){ var ret = [], collect = {}; Ext.each(arr, function(v) { if(!collect[v]){ ret.push(v); } collect[v] = true; }); return ret; }, /** * Recursively flattens into 1-d Array. Injects Arrays inline. * @param {Array} arr The array to flatten * @return {Array} The new, flattened array. */ flatten : function(arr){ var worker = []; function rFlatten(a) { Ext.each(a, function(v) { if(Ext.isArray(v)){ rFlatten(v); }else{ worker.push(v); } }); return worker; } return rFlatten(arr); }, /** * Returns the minimum value in the Array. * @param {Array|NodeList} arr The Array from which to select the minimum value. * @param {Function} comp (optional) a function to perform the comparision which determines minimization. * If omitted the "<" operator will be used. Note: gt = 1; eq = 0; lt = -1 * @return {Object} The minimum value in the Array. */ min : function(arr, comp){ var ret = arr[0]; comp = comp || function(a,b){ return a < b ? -1 : 1; }; Ext.each(arr, function(v) { ret = comp(ret, v) == -1 ? ret : v; }); return ret; }, /** * Returns the maximum value in the Array * @param {Array|NodeList} arr The Array from which to select the maximum value. * @param {Function} comp (optional) a function to perform the comparision which determines maximization. * If omitted the ">" operator will be used. Note: gt = 1; eq = 0; lt = -1 * @return {Object} The maximum value in the Array. */ max : function(arr, comp){ var ret = arr[0]; comp = comp || function(a,b){ return a > b ? 1 : -1; }; Ext.each(arr, function(v) { ret = comp(ret, v) == 1 ? ret : v; }); return ret; }, /** * Calculates the mean of the Array * @param {Array} arr The Array to calculate the mean value of. * @return {Number} The mean. */ mean : function(arr){ return Ext.sum(arr) / arr.length; }, /** * Calculates the sum of the Array * @param {Array} arr The Array to calculate the sum value of. * @return {Number} The sum. */ sum : function(arr){ var ret = 0; Ext.each(arr, function(v) { ret += v; }); return ret; }, /** * Partitions the set into two sets: a true set and a false set. * Example: * Example2: * <pre><code> // Example 1: Ext.partition([true, false, true, true, false]); // [[true, true, true], [false, false]] // Example 2: Ext.partition( Ext.query("p"), function(val){ return val.className == "class1" } ); // true are those paragraph elements with a className of "class1", // false set are those that do not have that className. * </code></pre> * @param {Array|NodeList} arr The array to partition * @param {Function} truth (optional) a function to determine truth. If this is omitted the element * itself must be able to be evaluated for its truthfulness. * @return {Array} [true<Array>,false<Array>] */ partition : function(arr, truth){ var ret = [[],[]]; Ext.each(arr, function(v, i, a) { ret[ (truth && truth(v, i, a)) || (!truth && v) ? 0 : 1].push(v); }); return ret; }, /** * Invokes a method on each item in an Array. * <pre><code> // Example: Ext.invoke(Ext.query("p"), "getAttribute", "id"); // [el1.getAttribute("id"), el2.getAttribute("id"), ..., elN.getAttribute("id")] * </code></pre> * @param {Array|NodeList} arr The Array of items to invoke the method on. * @param {String} methodName The method name to invoke. * @param {Anything} ... Arguments to send into the method invocation. * @return {Array} The results of invoking the method on each item in the array. */ invoke : function(arr, methodName){ var ret = [], args = Array.prototype.slice.call(arguments, 2); Ext.each(arr, function(v,i) { if (v && typeof v[methodName] == "function") { ret.push(v[methodName].apply(v, args)); } else { ret.push(undefined); } }); return ret; }, /** * Plucks the value of a property from each item in the Array * <pre><code> // Example: Ext.pluck(Ext.query("p"), "className"); // [el1.className, el2.className, ..., elN.className] * </code></pre> * @param {Array|NodeList} arr The Array of items to pluck the value from. * @param {String} prop The property name to pluck from each element. * @return {Array} The value from each item in the Array. */ pluck : function(arr, prop){ var ret = []; Ext.each(arr, function(v) { ret.push( v[prop] ); }); return ret; }, /** * <p>Zips N sets together.</p> * <pre><code> // Example 1: Ext.zip([1,2,3],[4,5,6]); // [[1,4],[2,5],[3,6]] // Example 2: Ext.zip( [ "+", "-", "+"], [ 12, 10, 22], [ 43, 15, 96], function(a, b, c){ return "$" + a + "" + b + "." + c } ); // ["$+12.43", "$-10.15", "$+22.96"] * </code></pre> * @param {Arrays|NodeLists} arr This argument may be repeated. Array(s) to contribute values. * @param {Function} zipper (optional) The last item in the argument list. This will drive how the items are zipped together. * @return {Array} The zipped set. */ zip : function(){ var parts = Ext.partition(arguments, function( val ){ return !Ext.isFunction(val); }), arrs = parts[0], fn = parts[1][0], len = Ext.max(Ext.pluck(arrs, "length")), ret = []; for (var i = 0; i < len; i++) { ret[i] = []; if(fn){ ret[i] = fn.apply(fn, Ext.pluck(arrs, i)); }else{ for (var j = 0, aLen = arrs.length; j < aLen; j++){ ret[i].push( arrs[j][i] ); } } } return ret; }, /** * This is shorthand reference to {@link Ext.ComponentMgr#get}. * Looks up an existing {@link Ext.Component Component} by {@link Ext.Component#id id} * @param {String} id The component {@link Ext.Component#id id} * @return Ext.Component The Component, <tt>undefined</tt> if not found, or <tt>null</tt> if a * Class was found. */ getCmp : function(id){ return Ext.ComponentMgr.get(id); }, /** * By default, Ext intelligently decides whether floating elements should be shimmed. If you are using flash, * you may want to set this to true. * @type Boolean */ useShims: E.isIE6 || (E.isMac && E.isGecko2), // inpired by a similar function in mootools library /** * Returns the type of object that is passed in. If the object passed in is null or undefined it * return false otherwise it returns one of the following values:<div class="mdetail-params"><ul> * <li><b>string</b>: If the object passed is a string</li> * <li><b>number</b>: If the object passed is a number</li> * <li><b>boolean</b>: If the object passed is a boolean value</li> * <li><b>date</b>: If the object passed is a Date object</li> * <li><b>function</b>: If the object passed is a function reference</li> * <li><b>object</b>: If the object passed is an object</li> * <li><b>array</b>: If the object passed is an array</li> * <li><b>regexp</b>: If the object passed is a regular expression</li> * <li><b>element</b>: If the object passed is a DOM Element</li> * <li><b>nodelist</b>: If the object passed is a DOM NodeList</li> * <li><b>textnode</b>: If the object passed is a DOM text node and contains something other than whitespace</li> * <li><b>whitespace</b>: If the object passed is a DOM text node and contains only whitespace</li> * </ul></div> * @param {Mixed} object * @return {String} */ type : function(o){ if(o === undefined || o === null){ return false; } if(o.htmlElement){ return 'element'; } var t = typeof o; if(t == 'object' && o.nodeName) { switch(o.nodeType) { case 1: return 'element'; case 3: return (/S/).test(o.nodeValue) ? 'textnode' : 'whitespace'; } } if(t == 'object' || t == 'function') { switch(o.constructor) { case Array: return 'array'; case RegExp: return 'regexp'; case Date: return 'date'; } if(typeof o.length == 'number' && typeof o.item == 'function') { return 'nodelist'; } } return t; }, intercept : function(o, name, fn, scope){ o[name] = o[name].createInterceptor(fn, scope); }, // internal callback : function(cb, scope, args, delay){ if(Ext.isFunction(cb)){ if(delay){ cb.defer(delay, scope, args || []); }else{ cb.apply(scope, args || []); } } } }; }()); /** * @class Function * These functions are available on every Function object (any JavaScript function). */ Ext.apply(Function.prototype, { /** * Create a combined function call sequence of the original function + the passed function. * The resulting function returns the results of the original function. * The passed fcn is called with the parameters of the original function. Example usage: * <pre><code> var sayHi = function(name){ alert('Hi, ' + name); } sayHi('Fred'); // alerts "Hi, Fred" var sayGoodbye = sayHi.createSequence(function(name){ alert('Bye, ' + name); }); sayGoodbye('Fred'); // both alerts show </code></pre> * @param {Function} fcn The function to sequence * @param {Object} scope (optional) The scope of the passed fcn (Defaults to scope of original function or window) * @return {Function} The new function */ createSequence : function(fcn, scope){ var method = this; return !Ext.isFunction(fcn) ? this : function(){ var retval = method.apply(this || window, arguments); fcn.apply(scope || this || window, arguments); return retval; }; } }); /** * @class String * These functions are available as static methods on the JavaScript String object. */ Ext.applyIf(String, { /** * Escapes the passed string for ' and * @param {String} string The string to escape * @return {String} The escaped string * @static */ escape : function(string) { return string.replace(/('|\)/g, "\$1"); }, /** * Pads the left side of a string with a specified character. This is especially useful * for normalizing number and date strings. Example usage: * <pre><code> var s = String.leftPad('123', 5, '0'); // s now contains the string: '00123' * </code></pre> * @param {String} string The original string * @param {Number} size The total length of the output string * @param {String} char (optional) The character with which to pad the original string (defaults to empty string " ") * @return {String} The padded string * @static */ leftPad : function (val, size, ch) { var result = String(val); if(!ch) { ch = " "; } while (result.length < size) { result = ch + result; } return result; } }); /** * Utility function that allows you to easily switch a string between two alternating values. The passed value * is compared to the current string, and if they are equal, the other value that was passed in is returned. If * they are already different, the first value passed in is returned. Note that this method returns the new value * but does not change the current string. * <pre><code> // alternate sort directions sort = sort.toggle('ASC', 'DESC'); // instead of conditional logic: sort = (sort == 'ASC' ? 'DESC' : 'ASC'); </code></pre> * @param {String} value The value to compare to the current string * @param {String} other The new value to use if the string already equals the first value passed in * @return {String} The new value */ String.prototype.toggle = function(value, other){ return this == value ? other : value; }; /** * Trims whitespace from either end of a string, leaving spaces within the string intact. Example: * <pre><code> var s = ' foo bar '; alert('-' + s + '-'); //alerts "- foo bar -" alert('-' + s.trim() + '-'); //alerts "-foo bar-" </code></pre> * @return {String} The trimmed string */ String.prototype.trim = function(){ var re = /^s+|s+$/g; return function(){ return this.replace(re, ""); }; }(); // here to prevent dependency on Date.js /** Returns the number of milliseconds between this date and date @param {Date} date (optional) Defaults to now @return {Number} The diff in milliseconds @member Date getElapsed */ Date.prototype.getElapsed = function(date) { return Math.abs((date || new Date()).getTime()-this.getTime()); }; /** * @class Number */ Ext.applyIf(Number.prototype, { /** * Checks whether or not the current number is within a desired range. If the number is already within the * range it is returned, otherwise the min or max value is returned depending on which side of the range is * exceeded. Note that this method returns the constrained value but does not change the current number. * @param {Number} min The minimum number in the range * @param {Number} max The maximum number in the range * @return {Number} The constrained value if outside the range, otherwise the current value */ constrain : function(min, max){ return Math.min(Math.max(this, min), max); } }); /** * @class Ext.util.TaskRunner * Provides the ability to execute one or more arbitrary tasks in a multithreaded * manner. Generally, you can use the singleton {@link Ext.TaskMgr} instead, but * if needed, you can create separate instances of TaskRunner. Any number of * separate tasks can be started at any time and will run independently of each * other. Example usage: * <pre><code> // Start a simple clock task that updates a div once per second var updateClock = function(){ Ext.fly('clock').update(new Date().format('g:i:s A')); } var task = { run: updateClock, interval: 1000 //1 second } var runner = new Ext.util.TaskRunner(); runner.start(task); // equivalent using TaskMgr Ext.TaskMgr.start({ run: updateClock, interval: 1000 }); * </code></pre> * Also see {@link Ext.util.DelayedTask}. * * @constructor * @param {Number} interval (optional) The minimum precision in milliseconds supported by this TaskRunner instance * (defaults to 10) */ Ext.util.TaskRunner = function(interval){ interval = interval || 10; var tasks = [], removeQueue = [], id = 0, running = false, // private stopThread = function(){ running = false; clearInterval(id); id = 0; }, // private startThread = function(){ if(!running){ running = true; id = setInterval(runTasks, interval); } }, // private removeTask = function(t){ removeQueue.push(t); if(t.onStop){ t.onStop.apply(t.scope || t); } }, // private runTasks = function(){ var rqLen = removeQueue.length, now = new Date().getTime(); if(rqLen > 0){ for(var i = 0; i < rqLen; i++){ tasks.remove(removeQueue[i]); } removeQueue = []; if(tasks.length < 1){ stopThread(); return; } } for(var i = 0, t, itime, rt, len = tasks.length; i < len; ++i){ t = tasks[i]; itime = now - t.taskRunTime; if(t.interval <= itime){ rt = t.run.apply(t.scope || t, t.args || [++t.taskRunCount]); t.taskRunTime = now; if(rt === false || t.taskRunCount === t.repeat){ removeTask(t); return; } } if(t.duration && t.duration <= (now - t.taskStartTime)){ removeTask(t); } } }; /** * Starts a new task. * @method start * @param {Object} task A config object that supports the following properties:<ul> * <li><code>run</code> : Function<div class="sub-desc">The function to execute each time the task is run. The * function will be called at each interval and passed the <code>args</code> argument if specified. If a * particular scope is required, be sure to specify it using the <code>scope</code> argument.</div></li> * <li><code>interval</code> : Number<div class="sub-desc">The frequency in milliseconds with which the task * should be executed.</div></li> * <li><code>args</code> : Array<div class="sub-desc">(optional) An array of arguments to be passed to the function * specified by <code>run</code>.</div></li> * <li><code>scope</code> : Object<div class="sub-desc">(optional) The scope (<tt>this</tt> reference) in which to execute the * <code>run</code> function. Defaults to the task config object.</div></li> * <li><code>duration</code> : Number<div class="sub-desc">(optional) The length of time in milliseconds to execute * the task before stopping automatically (defaults to indefinite).</div></li> * <li><code>repeat</code> : Number<div class="sub-desc">(optional) The number of times to execute the task before * stopping automatically (defaults to indefinite).</div></li> * </ul> * @return {Object} The task */ this.start = function(task){ tasks.push(task); task.taskStartTime = new Date().getTime(); task.taskRunTime = 0; task.taskRunCount = 0; startThread(); return task; }; /** * Stops an existing running task. * @method stop * @param {Object} task The task to stop * @return {Object} The task */ this.stop = function(task){ removeTask(task); return task; }; /** * Stops all tasks that are currently running. * @method stopAll */ this.stopAll = function(){ stopThread(); for(var i = 0, len = tasks.length; i < len; i++){ if(tasks[i].onStop){ tasks[i].onStop(); } } tasks = []; removeQueue = []; }; }; /** * @class Ext.TaskMgr * @extends Ext.util.TaskRunner * A static {@link Ext.util.TaskRunner} instance that can be used to start and stop arbitrary tasks. See * {@link Ext.util.TaskRunner} for supported methods and task config properties. * <pre><code> // Start a simple clock task that updates a div once per second var task = { run: function(){ Ext.fly('clock').update(new Date().format('g:i:s A')); }, interval: 1000 //1 second } Ext.TaskMgr.start(task); </code></pre> * @singleton */ Ext.TaskMgr = new Ext.util.TaskRunner();if(typeof YAHOO == "undefined"){ throw "Unable to load Ext, core YUI utilities (yahoo, dom, event) not found."; } (function(){ var E = YAHOO.util.Event, D = YAHOO.util.Dom, CN = YAHOO.util.Connect, ES = YAHOO.util.Easing, A = YAHOO.util.Anim, libFlyweight, version = YAHOO.env.getVersion('yahoo').version.split('.'), mouseEnterSupported = parseInt(version[0]) >= 3, mouseCache = {}, isXUL = Ext.isGecko ? function(node){ return Object.prototype.toString.call(node) == '[object XULElement]'; } : function(){ }, isTextNode = Ext.isGecko ? function(node){ try{ return node.nodeType == 3; }catch (e){ return false; } } : function(node){ return node.nodeType == 3; }, elContains = function(parent, child){ if(parent && parent.firstChild){ while(child){ if(child === parent){ return true; } try{ child = child.parentNode; }catch (e){ return false; } if(child && (child.nodeType != 1)){ child = null; } } } return false; }, checkRelatedTarget = function(e){ var related = Ext.lib.Event.getRelatedTarget(e); return !(isXUL(related) || elContains(e.currentTarget, related)); }; Ext.lib.Dom = { getViewWidth : function(full){ return full ? D.getDocumentWidth() : D.getViewportWidth(); }, getViewHeight : function(full){ return full ? D.getDocumentHeight() : D.getViewportHeight(); }, isAncestor : function(haystack, needle){ return D.isAncestor(haystack, needle); }, getRegion : function(el){ return D.getRegion(el); }, getY : function(el){ return this.getXY(el)[1]; }, getX : function(el){ return this.getXY(el)[0]; }, // original version based on YahooUI getXY // this version fixes several issues in Safari and FF // and boosts performance by removing the batch overhead, repetitive dom lookups and array index calls getXY : function(el){ var p, pe, b, scroll, bd = (document.body || document.documentElement); el = Ext.getDom(el); if(el == bd){ return [0, 0]; } if (el.getBoundingClientRect) { b = el.getBoundingClientRect(); scroll = fly(document).getScroll(); return [Math.round(b.left + scroll.left), Math.round(b.top + scroll.top)]; } var x = 0, y = 0; p = el; var hasAbsolute = fly(el).getStyle("position") == "absolute"; while (p) { x += p.offsetLeft; y += p.offsetTop; if (!hasAbsolute && fly(p).getStyle("position") == "absolute") { hasAbsolute = true; } if (Ext.isGecko) { pe = fly(p); var bt = parseInt(pe.getStyle("borderTopWidth"), 10) || 0; var bl = parseInt(pe.getStyle("borderLeftWidth"), 10) || 0; x += bl; y += bt; if (p != el && pe.getStyle('overflow') != 'visible') { x += bl; y += bt; } } p = p.offsetParent; } if (Ext.isSafari && hasAbsolute) { x -= bd.offsetLeft; y -= bd.offsetTop; } if (Ext.isGecko && !hasAbsolute) { var dbd = fly(bd); x += parseInt(dbd.getStyle("borderLeftWidth"), 10) || 0; y += parseInt(dbd.getStyle("borderTopWidth"), 10) || 0; } p = el.parentNode; while (p && p != bd) { if (!Ext.isOpera || (p.tagName != 'TR' && fly(p).getStyle("display") != "inline")) { x -= p.scrollLeft; y -= p.scrollTop; } p = p.parentNode; } return [x, y]; }, setXY : function(el, xy){ el = Ext.fly(el, '_setXY'); el.position(); var pts = el.translatePoints(xy); if(xy[0] !== false){ el.dom.style.left = pts.left + "px"; } if(xy[1] !== false){ el.dom.style.top = pts.top + "px"; } }, setX : function(el, x){ this.setXY(el, [x, false]); }, setY : function(el, y){ this.setXY(el, [false, y]); } }; Ext.lib.Event = { getPageX : function(e){ return E.getPageX(e.browserEvent || e); }, getPageY : function(e){ return E.getPageY(e.browserEvent || e); }, getXY : function(e){ return E.getXY(e.browserEvent || e); }, getTarget : function(e){ return E.getTarget(e.browserEvent || e); }, getRelatedTarget : function(e){ return E.getRelatedTarget(e.browserEvent || e); }, on : function(el, eventName, fn, scope, override){ if((eventName == 'mouseenter' || eventName == 'mouseleave') && !mouseEnterSupported){ var item = mouseCache[el.id] || (mouseCache[el.id] = {}); item[eventName] = fn; fn = fn.createInterceptor(checkRelatedTarget); eventName = (eventName == 'mouseenter') ? 'mouseover' : 'mouseout'; } E.on(el, eventName, fn, scope, override); }, un : function(el, eventName, fn){ if((eventName == 'mouseenter' || eventName == 'mouseleave') && !mouseEnterSupported){ var item = mouseCache[el.id], ev = item && item[eventName]; if(ev){ fn = ev.fn; delete item[eventName]; eventName = (eventName == 'mouseenter') ? 'mouseover' : 'mouseout'; } } E.removeListener(el, eventName, fn);; }, purgeElement : function(el){ E.purgeElement(el); }, preventDefault : function(e){ E.preventDefault(e.browserEvent || e); }, stopPropagation : function(e){ E.stopPropagation(e.browserEvent || e); }, stopEvent : function(e){ E.stopEvent(e.browserEvent || e); }, onAvailable : function(el, fn, scope, override){ return E.onAvailable(el, fn, scope, override); } }; Ext.lib.Ajax = { request : function(method, uri, cb, data, options){ if(options){ var hs = options.headers; if(hs){ for(var h in hs){ if(hs.hasOwnProperty(h)){ CN.initHeader(h, hs[h], false); } } } if(options.xmlData){ if (!hs || !hs['Content-Type']){ CN.initHeader('Content-Type', 'text/xml', false); } method = (method ? method : (options.method ? options.method : 'POST')); data = options.xmlData; }else if(options.jsonData){ if (!hs || !hs['Content-Type']){ CN.initHeader('Content-Type', 'application/json', false); } method = (method ? method : (options.method ? options.method : 'POST')); data = typeof options.jsonData == 'object' ? Ext.encode(options.jsonData) : options.jsonData; } } return CN.asyncRequest(method, uri, cb, data); }, formRequest : function(form, uri, cb, data, isUpload, sslUri){ CN.setForm(form, isUpload, sslUri); return CN.asyncRequest(Ext.getDom(form).method ||'POST', uri, cb, data); }, isCallInProgress : function(trans){ return CN.isCallInProgress(trans); }, abort : function(trans){ return CN.abort(trans); }, serializeForm : function(form){ var d = CN.setForm(form.dom || form); CN.resetFormState(); return d; } }; Ext.lib.Region = YAHOO.util.Region; Ext.lib.Point = YAHOO.util.Point; Ext.lib.Anim = { scroll : function(el, args, duration, easing, cb, scope){ this.run(el, args, duration, easing, cb, scope, YAHOO.util.Scroll); }, motion : function(el, args, duration, easing, cb, scope){ this.run(el, args, duration, easing, cb, scope, YAHOO.util.Motion); }, color : function(el, args, duration, easing, cb, scope){ this.run(el, args, duration, easing, cb, scope, YAHOO.util.ColorAnim); }, run : function(el, args, duration, easing, cb, scope, type){ type = type || YAHOO.util.Anim; if(typeof easing == "string"){ easing = YAHOO.util.Easing[easing]; } var anim = new type(el, args, duration, easing); anim.animateX(function(){ Ext.callback(cb, scope); }); return anim; } }; // all lib flyweight calls use their own flyweight to prevent collisions with developer flyweights function fly(el){ if(!libFlyweight){ libFlyweight = new Ext.Element.Flyweight(); } libFlyweight.dom = el; return libFlyweight; } // prevent IE leaks if(Ext.isIE) { function fnCleanUp() { var p = Function.prototype; delete p.createSequence; delete p.defer; delete p.createDelegate; delete p.createCallback; delete p.createInterceptor; window.detachEvent("onunload", fnCleanUp); } window.attachEvent("onunload", fnCleanUp); } // various overrides // add ability for callbacks with animations if(YAHOO.util.Anim){ YAHOO.util.Anim.prototype.animateX = function(callback, scope){ var f = function(){ this.onComplete.unsubscribe(f); if(typeof callback == "function"){ callback.call(scope || this, this); } }; this.onComplete.subscribe(f, this, true); this.animate(); }; } if(YAHOO.util.DragDrop && Ext.dd.DragDrop){ YAHOO.util.DragDrop.defaultPadding = Ext.dd.DragDrop.defaultPadding; YAHOO.util.DragDrop.constrainTo = Ext.dd.DragDrop.constrainTo; } YAHOO.util.Dom.getXY = function(el) { var f = function(el) { return Ext.lib.Dom.getXY(el); }; return YAHOO.util.Dom.batch(el, f, YAHOO.util.Dom, true); }; // workaround for Safari anim duration speed problems if(YAHOO.util.AnimMgr){ YAHOO.util.AnimMgr.fps = 1000; } YAHOO.util.Region.prototype.adjust = function(t, l, b, r){ this.top += t; this.left += l; this.right += r; this.bottom += b; return this; }; YAHOO.util.Region.prototype.constrainTo = function(r) { this.top = this.top.constrain(r.top, r.bottom); this.bottom = this.bottom.constrain(r.top, r.bottom); this.left = this.left.constrain(r.left, r.right); this.right = this.right.constrain(r.left, r.right); return this; }; })();