ext-prototype-adapter-debug.js
资源名称:ext-3.1.0.zip [点击查看]
上传用户:dawnssy
上传日期:2022-08-06
资源大小:9345k
文件大小:84k
源码类别:
JavaScript
开发平台:
JavaScript
- /*!
- * Ext JS Library 3.1.0
- * 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 : '3.1.0'
- };
- /**
- * 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,
- 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 (<tt>'about:blank'</tt>, except for IE in secure mode, which is <tt>'javascript:""'</tt>).
- * @type String
- */
- SSL_SECURE_URL : isSecure && isIE ? 'javascript:""' : 'about:blank',
- /**
- * 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 during garbageCollection (defaults to false).
- * @type Boolean
- */
- enableListenerCollection : false,
- /**
- * EXPERIMENTAL - True to cascade listener removal to child elements when an element is removed.
- * Currently not optimized for performance.
- * @type Boolean
- */
- enableNestedListenerRemoval : 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.isDefined(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);
- },
- /**
- * <p>Extends one class to create a subclass and optionally overrides members with the passed literal. This method
- * also adds the function "override()" to the subclass that can be used to override members of the class.</p>
- * For example, to create a subclass of Ext GridPanel:
- * <pre><code>
- MyGridPanel = Ext.extend(Ext.grid.GridPanel, {
- constructor: function(config) {
- // Create configuration for this Grid.
- var store = new Ext.data.Store({...});
- var colModel = new Ext.grid.ColumnModel({...});
- // Create a new config object containing our computed properties
- // *plus* whatever was in the config parameter.
- config = Ext.apply({
- store: store,
- colModel: colModel
- }, config);
- MyGridPanel.superclass.constructor.call(this, config);
- // Your postprocessing here
- },
- yourMethod: function() {
- // etc.
- }
- });
- </code></pre>
- *
- * <p>This function also supports a 3-argument call in which the subclass's constructor is
- * passed as an argument. In this form, the parameters are as follows:</p>
- * <div class="mdetail-params"><ul>
- * <li><code>subclass</code> : Function <div class="sub-desc">The subclass constructor.</div></li>
- * <li><code>superclass</code> : Function <div class="sub-desc">The constructor of class being extended</div></li>
- * <li><code>overrides</code> : Object <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.</div></li>
- * </ul></div>
- *
- * @param {Function} superclass The constructor of class being extended.
- * @param {Object} overrides <p>A literal with members which are copied into the subclass's
- * prototype, and are therefore shared between all instances of the new class.</p>
- * <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>
- * <p><b>It is essential that you call the superclass constructor in any provided constructor. See example code.</b></p>
- * @return {Function} The subclass constructor from the <code>overrides</code> parameter, or a generated one if not provided.
- */
- 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){return 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.hasOwnProperty('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
- * @return {Object} The namespace object. (If multiple arguments are passed, this will be the last namespace created)
- * @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 empty,
- buf = [],
- e = encodeURIComponent;
- Ext.iterate(o, function(key, item){
- empty = Ext.isEmpty(item);
- Ext.each(empty ? key : item, function(val){
- buf.push('&', e(key), '=', (!Ext.isEmpty(val) && (val != key || !empty)) ? (Ext.isDate(val) ? Ext.encode(val).replace(/"/g, '') : 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){
- if(Ext.isEmpty(string)){
- return {};
- }
- 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, handling 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 resulting URL
- */
- 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 = [];
- for(var x = 0, len = a.length; x < len; x++) {
- res.push(a[x]);
- }
- return res.slice(i || 0, j || res.length);
- } :
- function(a, i, j){
- return Array.prototype.slice.call(a, i || 0, j || a.length);
- }
- }(),
- 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));
- },
- /**
- * Iterates an array calling the supplied function.
- * @param {Array/NodeList/Mixed} array The array to be iterated. If this
- * argument is not really an array, the supplied function is called once.
- * @param {Function} fn The function to be called with each item. If the
- * supplied function returns false, iteration stops and this method returns
- * the current <code>index</code>. This function is called with
- * the following arguments:
- * <div class="mdetail-params"><ul>
- * <li><code>item</code> : <i>Mixed</i>
- * <div class="sub-desc">The item at the current <code>index</code>
- * in the passed <code>array</code></div></li>
- * <li><code>index</code> : <i>Number</i>
- * <div class="sub-desc">The current index within the array</div></li>
- * <li><code>allItems</code> : <i>Array</i>
- * <div class="sub-desc">The <code>array</code> passed as the first
- * argument to <code>Ext.each</code>.</div></li>
- * </ul></div>
- * @param {Object} scope The scope (<code>this</code> reference) in which the specified function is executed.
- * Defaults to the <code>item</code> at the current <code>index</code>
- * within the passed <code>array</code>.
- * @return See description for the fn parameter.
- */
- each : function(array, fn, scope){
- if(Ext.isEmpty(array, true)){
- return;
- }
- if(!Ext.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, Object)</tt>
- * <div class="sub-desc">
- * When iterating an object, the supplied function is called with each key-value pair in
- * the object, and the iterated object</div></li>
- * </ul></div>
- * @param {Object} scope The scope (<code>this</code> reference) in which the specified function is executed. Defaults to
- * the <code>object</code> being iterated.
- */
- iterate : function(obj, fn, scope){
- if(Ext.isEmpty(obj)){
- return;
- }
- if(Ext.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], obj) === 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.
- */
- /**
- * <p>Removes this element from the document, removes all DOM event listeners, and deletes the cache reference.
- * All DOM event listeners are removed from this element. If {@link Ext#enableNestedListenerRemoval} is
- * <code>true</code>, then DOM event listeners are also removed from all child nodes. The body node
- * will be ignored if passed in.</p>
- * @param {HTMLElement} node The node to remove
- */
- removeNode : isIE && !isIE8 ? function(){
- var d;
- return function(n){
- if(n && n.tagName != 'BODY'){
- (Ext.enableNestedListenerRemoval) ? Ext.EventManager.purgeElement(n, true) : Ext.EventManager.removeAll(n);
- d = d || DOC.createElement('div');
- d.appendChild(n);
- d.innerHTML = '';
- delete Ext.elCache[n.id];
- }
- }
- }() : function(n){
- if(n && n.parentNode && n.tagName != 'BODY'){
- (Ext.enableNestedListenerRemoval) ? Ext.EventManager.purgeElement(n, true) : Ext.EventManager.removeAll(n);
- n.parentNode.removeChild(n);
- delete Ext.elCache[n.id];
- }
- },
- /**
- * <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 value is a JavaScript array, otherwise false.
- * @param {Mixed} value The value to test
- * @return {Boolean}
- */
- isArray : function(v){
- return toString.apply(v) === '[object Array]';
- },
- /**
- * 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 toString.apply(v) === '[object Date]';
- },
- /**
- * Returns true if the passed value is a JavaScript Object, otherwise false.
- * @param {Mixed} value The value to test
- * @return {Boolean}
- */
- isObject : function(v){
- return !!v && Object.prototype.toString.call(v) === '[object Object]';
- },
- /**
- * Returns true if the passed value 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 value is a JavaScript Function, otherwise false.
- * @param {Mixed} value The value to test
- * @return {Boolean}
- */
- isFunction : function(v){
- return toString.apply(v) === '[object Function]';
- },
- /**
- * Returns true if the passed value is a number. Returns false for non-finite numbers.
- * @param {Mixed} value The value to test
- * @return {Boolean}
- */
- isNumber : function(v){
- return typeof v === 'number' && isFinite(v);
- },
- /**
- * Returns true if the passed value is a string.
- * @param {Mixed} value The value to test
- * @return {Boolean}
- */
- isString : function(v){
- return typeof v === 'string';
- },
- /**
- * Returns true if the passed value is a boolean.
- * @param {Mixed} value The value to test
- * @return {Boolean}
- */
- isBoolean : function(v){
- return typeof v === 'boolean';
- },
- /**
- * Returns true if the passed value is an HTMLElement
- * @param {Mixed} value The value to test
- * @return {Boolean}
- */
- isElement : function(v) {
- return !!v && v.tagName;
- },
- /**
- * Returns true if the passed value is not undefined.
- * @param {Mixed} value The value 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
- * @return {Object} The namespace object. (If multiple arguments are passed, this will be the last namespace created)
- * @method ns
- */
- Ext.ns = Ext.namespace;
- })();
- Ext.ns("Ext.util", "Ext.lib", "Ext.data");
- Ext.elCache = {};
- /**
- * @class Function
- * These functions are available on every Function object (any JavaScript function).
- */
- Ext.apply(Function.prototype, {
- /**
- * Creates an interceptor function. The passed function 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 function 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 (<code><b>this</b></code> reference) in which the passed function is executed.
- * <b>If omitted, defaults to the scope in which the original function is called or the browser window.</b>
- * @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} scope (optional) The scope (<code><b>this</b></code> reference) in which the function is executed.
- * <b>If omitted, defaults to the browser window.</b>
- * @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} scope (optional) The scope (<code><b>this</b></code> reference) in which the function is executed.
- * <b>If omitted, defaults to the browser window.</b>
- * @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
- * @param {Number} from (Optional) The index at which to begin the search
- * @return {Number} The index of o in the array (or -1 if it is not found)
- */
- indexOf : function(o, from){
- var len = this.length;
- from = from || 0;
- from += (from < 0) ? len : 0;
- for (; from < len; ++from){
- if(this[from] === o){
- return from;
- }
- }
- 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.list", "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,
- scrollWidth = null;
- 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 || Ext.isAir ?
- '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);
- },
- /**
- * 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(Ext.isEmpty(v) || Ext.isBoolean(v) ? 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;
- }
- },
- /**
- * Utility method for getting the width of the browser scrollbar. This can differ depending on
- * operating system settings, such as the theme or font size.
- * @param {Boolean} force (optional) true to force a recalculation of the value.
- * @return {Number} The width of the scrollbar.
- */
- getScrollBarWidth: function(force){
- if(!Ext.isReady){
- return 0;
- }
- if(force === true || scrollWidth === null){
- // Append our div, do our calculation and then remove it
- var div = Ext.getBody().createChild('<div class="x-hide-offsets" style="width:100px;height:50px;overflow:hidden;"><div style="height:200px;"></div></div>'),
- child = div.child('div', true);
- var w1 = child.offsetWidth;
- div.setStyle('overflow', (Ext.isWebKit || Ext.isGecko) ? 'auto' : 'scroll');
- var w2 = child.offsetWidth;
- div.remove();
- // Need to add 2 to ensure we leave enough space
- scrollWidth = w1 - w2 + 2;
- }
- return scrollWidth;
- },
- // 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(Ext.isString(names)){
- 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 && Ext.isFunction(v[methodName])) {
- 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(Ext.isNumber(o.length) && Ext.isFunction(o.item)) {
- 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 (<code><b>this</b></code> reference) in which the passed function is executed.
- * <b>If omitted, defaults to the scope in which the original function is called or the browser window.</b>
- * @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();(function(){
- var libFlyweight,
- version = Prototype.Version.split('.'),
- mouseEnterSupported = (parseInt(version[0]) >= 2) || (parseInt(version[1]) >= 7) || (parseInt(version[2]) >= 1),
- mouseCache = {},
- elContains = function(parent, child) {
- if(parent && parent.firstChild){
- while(child) {
- if(child === parent) {
- return true;
- }
- child = child.parentNode;
- if(child && (child.nodeType != 1)) {
- child = null;
- }
- }
- }
- return false;
- },
- checkRelatedTarget = function(e) {
- return !elContains(e.currentTarget, pub.getRelatedTarget(e));
- };
- Ext.lib.Dom = {
- getViewWidth : function(full){
- return full ? this.getDocumentWidth() : this.getViewportWidth();
- },
- getViewHeight : function(full){
- return full ? this.getDocumentHeight() : this.getViewportHeight();
- },
- getDocumentHeight: function() { // missing from prototype?
- var scrollHeight = (document.compatMode != "CSS1Compat") ? document.body.scrollHeight : document.documentElement.scrollHeight;
- return Math.max(scrollHeight, this.getViewportHeight());
- },
- getDocumentWidth: function() { // missing from prototype?
- var scrollWidth = (document.compatMode != "CSS1Compat") ? document.body.scrollWidth : document.documentElement.scrollWidth;
- return Math.max(scrollWidth, this.getViewportWidth());
- },
- getViewportHeight: function() { // missing from prototype?
- var height = self.innerHeight;
- var mode = document.compatMode;
- if ( (mode || Ext.isIE) && !Ext.isOpera ) {
- height = (mode == "CSS1Compat") ?
- document.documentElement.clientHeight : // Standards
- document.body.clientHeight; // Quirks
- }
- return height;
- },
- getViewportWidth: function() { // missing from prototype?
- var width = self.innerWidth; // Safari
- var mode = document.compatMode;
- if (mode || Ext.isIE) { // IE, Gecko, Opera
- width = (mode == "CSS1Compat") ?
- document.documentElement.clientWidth : // Standards
- document.body.clientWidth; // Quirks
- }
- return width;
- },
- isAncestor : function(p, c){ // missing from prototype?
- var ret = false;
- p = Ext.getDom(p);
- c = Ext.getDom(c);
- if (p && c) {
- if (p.contains) {
- return p.contains(c);
- } else if (p.compareDocumentPosition) {
- return !!(p.compareDocumentPosition(c) & 16);
- } else {
- while (c = c.parentNode) {
- ret = c == p || ret;
- }
- }
- }
- return ret;
- },
- getRegion : function(el){
- return Ext.lib.Region.getRegion(el);
- },
- getY : function(el){
- return this.getXY(el)[1];
- },
- getX : function(el){
- return this.getXY(el)[0];
- },
- getXY : function(el){ // this initially used Position.cumulativeOffset but it is not accurate enough
- 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){ // this initially used Position.cumulativeOffset but it is not accurate enough
- 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 Event.pointerX(e.browserEvent || e);
- },
- getPageY : function(e){
- return Event.pointerY(e.browserEvent || e);
- },
- getXY : function(e){
- e = e.browserEvent || e;
- return [Event.pointerX(e), Event.pointerY(e)];
- },
- getTarget : function(e){
- return Event.element(e.browserEvent || e);
- },
- resolveTextNode: Ext.isGecko ? function(node){
- if(!node){
- return;
- }
- var s = HTMLElement.prototype.toString.call(node);
- if(s == '[xpconnect wrapped native prototype]' || s == '[object XULElement]'){
- return;
- }
- return node.nodeType == 3 ? node.parentNode : node;
- } : function(node){
- return node && node.nodeType == 3 ? node.parentNode : node;
- },
- getRelatedTarget: function(ev) { // missing from prototype?
- ev = ev.browserEvent || ev;
- var t = ev.relatedTarget;
- if (!t) {
- if (ev.type == "mouseout") {
- t = ev.toElement;
- } else if (ev.type == "mouseover") {
- t = ev.fromElement;
- }
- }
- return this.resolveTextNode(t);
- },
- on : function(el, eventName, fn){
- 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';
- }
- Event.observe(el, eventName, fn, false);
- },
- 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';
- }
- }
- Event.stopObserving(el, eventName, fn, false);
- },
- purgeElement : function(el){
- // no equiv?
- },
- preventDefault : function(e){ // missing from prototype?
- e = e.browserEvent || e;
- if(e.preventDefault) {
- e.preventDefault();
- } else {
- e.returnValue = false;
- }
- },
- stopPropagation : function(e){ // missing from prototype?
- e = e.browserEvent || e;
- if(e.stopPropagation) {
- e.stopPropagation();
- } else {
- e.cancelBubble = true;
- }
- },
- stopEvent : function(e){
- Event.stop(e.browserEvent || e);
- },
- onAvailable : function(id, fn, scope){ // no equiv
- var start = new Date(), iid;
- var f = function(){
- if(start.getElapsed() > 10000){
- clearInterval(iid);
- }
- var el = document.getElementById(id);
- if(el){
- clearInterval(iid);
- fn.call(scope||window, el);
- }
- };
- iid = setInterval(f, 50);
- }
- };
- Ext.lib.Ajax = function(){
- var createSuccess = function(cb){
- return cb.success ? function(xhr){
- cb.success.call(cb.scope||window, createResponse(cb, xhr));
- } : Ext.emptyFn;
- };
- var createFailure = function(cb){
- return cb.failure ? function(xhr){
- cb.failure.call(cb.scope||window, createResponse(cb, xhr));
- } : Ext.emptyFn;
- };
- var createResponse = function(cb, xhr){
- var headerObj = {},
- headerStr,
- t,
- s;
- try {
- headerStr = xhr.getAllResponseHeaders();
- Ext.each(headerStr.replace(/rn/g, 'n').split('n'), function(v){
- t = v.indexOf(':');
- if(t >= 0){
- s = v.substr(0, t).toLowerCase();
- if(v.charAt(t + 1) == ' '){
- ++t;
- }
- headerObj[s] = v.substr(t + 1);
- }
- });
- } catch(e) {}
- return {
- responseText: xhr.responseText,
- responseXML : xhr.responseXML,
- argument: cb.argument,
- status: xhr.status,
- statusText: xhr.statusText,
- getResponseHeader : function(header){return headerObj[header.toLowerCase()];},
- getAllResponseHeaders : function(){return headerStr}
- };
- };
- return {
- request : function(method, uri, cb, data, options){
- var o = {
- method: method,
- parameters: data || '',
- timeout: cb.timeout,
- onSuccess: createSuccess(cb),
- onFailure: createFailure(cb)
- };
- if(options){
- var hs = options.headers;
- if(hs){
- o.requestHeaders = hs;
- }
- if(options.xmlData){
- method = (method ? method : (options.method ? options.method : 'POST'));
- if (!hs || !hs['Content-Type']){
- o.contentType = 'text/xml';
- }
- o.postBody = options.xmlData;
- delete o.parameters;
- }
- if(options.jsonData){
- method = (method ? method : (options.method ? options.method : 'POST'));
- if (!hs || !hs['Content-Type']){
- o.contentType = 'application/json';
- }
- o.postBody = typeof options.jsonData == 'object' ? Ext.encode(options.jsonData) : options.jsonData;
- delete o.parameters;
- }
- }
- new Ajax.Request(uri, o);
- },
- formRequest : function(form, uri, cb, data, isUpload, sslUri){
- new Ajax.Request(uri, {
- method: Ext.getDom(form).method ||'POST',
- parameters: Form.serialize(form)+(data?'&'+data:''),
- timeout: cb.timeout,
- onSuccess: createSuccess(cb),
- onFailure: createFailure(cb)
- });
- },
- isCallInProgress : function(trans){
- return false;
- },
- abort : function(trans){
- return false;
- },
- serializeForm : function(form){
- return Form.serialize(form.dom||form);
- }
- };
- }();
- Ext.lib.Anim = function(){
- var easings = {
- easeOut: function(pos) {
- return 1-Math.pow(1-pos,2);
- },
- easeIn: function(pos) {
- return 1-Math.pow(1-pos,2);
- }
- };
- var createAnim = function(cb, scope){
- return {
- stop : function(skipToLast){
- this.effect.cancel();
- },
- isAnimated : function(){
- return this.effect.state == 'running';
- },
- proxyCallback : function(){
- Ext.callback(cb, scope);
- }
- };
- };
- return {
- scroll : function(el, args, duration, easing, cb, scope){
- // not supported so scroll immediately?
- var anim = createAnim(cb, scope);
- el = Ext.getDom(el);
- if(typeof args.scroll.to[0] == 'number'){
- el.scrollLeft = args.scroll.to[0];
- }
- if(typeof args.scroll.to[1] == 'number'){
- el.scrollTop = args.scroll.to[1];
- }
- anim.proxyCallback();
- return anim;
- },
- motion : function(el, args, duration, easing, cb, scope){
- return this.run(el, args, duration, easing, cb, scope);
- },
- color : function(el, args, duration, easing, cb, scope){
- return this.run(el, args, duration, easing, cb, scope);
- },
- run : function(el, args, duration, easing, cb, scope, type){
- var o = {};
- for(var k in args){
- switch(k){ // scriptaculous doesn't support, so convert these
- case 'points':
- var by, pts, e = Ext.fly(el, '_animrun');
- e.position();
- if(by = args.points.by){
- var xy = e.getXY();
- pts = e.translatePoints([xy[0]+by[0], xy[1]+by[1]]);
- }else{
- pts = e.translatePoints(args.points.to);
- }
- o.left = pts.left+'px';
- o.top = pts.top+'px';
- break;
- case 'width':
- o.width = args.width.to+'px';
- break;
- case 'height':
- o.height = args.height.to+'px';
- break;
- case 'opacity':
- o.opacity = String(args.opacity.to);
- break;
- default:
- o[k] = String(args[k].to);
- break;
- }
- }
- var anim = createAnim(cb, scope);
- anim.effect = new Effect.Morph(Ext.id(el), {
- duration: duration,
- afterFinish: anim.proxyCallback,
- transition: easings[easing] || Effect.Transitions.linear,
- style: o
- });
- 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;
- }
- Ext.lib.Region = function(t, r, b, l) {
- this.top = t;
- this[1] = t;
- this.right = r;
- this.bottom = b;
- this.left = l;
- this[0] = l;
- };
- Ext.lib.Region.prototype = {
- contains : function(region) {
- return ( region.left >= this.left &&
- region.right <= this.right &&
- region.top >= this.top &&
- region.bottom <= this.bottom );
- },
- getArea : function() {
- return ( (this.bottom - this.top) * (this.right - this.left) );
- },
- intersect : function(region) {
- var t = Math.max( this.top, region.top );
- var r = Math.min( this.right, region.right );
- var b = Math.min( this.bottom, region.bottom );
- var l = Math.max( this.left, region.left );
- if (b >= t && r >= l) {
- return new Ext.lib.Region(t, r, b, l);
- } else {
- return null;
- }
- },
- union : function(region) {
- var t = Math.min( this.top, region.top );
- var r = Math.max( this.right, region.right );
- var b = Math.max( this.bottom, region.bottom );
- var l = Math.min( this.left, region.left );
- return new Ext.lib.Region(t, r, b, l);
- },
- 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;
- },
- adjust : function(t, l, b, r){
- this.top += t;
- this.left += l;
- this.right += r;
- this.bottom += b;
- return this;
- }
- };
- Ext.lib.Region.getRegion = function(el) {
- var p = Ext.lib.Dom.getXY(el);
- var t = p[1];
- var r = p[0] + el.offsetWidth;
- var b = p[1] + el.offsetHeight;
- var l = p[0];
- return new Ext.lib.Region(t, r, b, l);
- };
- Ext.lib.Point = function(x, y) {
- if (Ext.isArray(x)) {
- y = x[1];
- x = x[0];
- }
- this.x = this.right = this.left = this[0] = x;
- this.y = this.top = this.bottom = this[1] = y;
- };
- Ext.lib.Point.prototype = new Ext.lib.Region();
- // 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);
- }
- })();