3 * Copyright(c) 2006-2009 Ext JS, LLC
5 * http://www.extjs.com/license
9 window.undefined = window.undefined;
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13 * Ext core utilities and functions.
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19 * The version of the framework
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26 * Copies all the properties of config to obj.
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27 * @param {Object} obj The receiver of the properties
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28 * @param {Object} config The source of the properties
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29 * @param {Object} defaults A different object that will also be applied for default values
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30 * @return {Object} returns obj
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33 Ext.apply = function(o, c, defaults){
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34 // no "this" reference for friendly out of scope calls
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36 Ext.apply(o, defaults);
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38 if(o && c && typeof c == 'object'){
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48 toString = Object.prototype.toString,
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49 ua = navigator.userAgent.toLowerCase(),
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50 check = function(r){
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54 isStrict = DOC.compatMode == "CSS1Compat",
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55 isOpera = check(/opera/),
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56 isChrome = check(/chrome/),
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57 isWebKit = check(/webkit/),
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58 isSafari = !isChrome && check(/safari/),
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59 isSafari2 = isSafari && check(/applewebkit\/4/), // unique to Safari 2
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60 isSafari3 = isSafari && check(/version\/3/),
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61 isSafari4 = isSafari && check(/version\/4/),
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62 isIE = !isOpera && check(/msie/),
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63 isIE7 = isIE && check(/msie 7/),
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64 isIE8 = isIE && check(/msie 8/),
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65 isIE6 = isIE && !isIE7 && !isIE8,
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66 isGecko = !isWebKit && check(/gecko/),
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67 isGecko2 = isGecko && check(/rv:1\.8/),
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68 isGecko3 = isGecko && check(/rv:1\.9/),
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69 isBorderBox = isIE && !isStrict,
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70 isWindows = check(/windows|win32/),
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71 isMac = check(/macintosh|mac os x/),
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72 isAir = check(/adobeair/),
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73 isLinux = check(/linux/),
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74 isSecure = /^https/i.test(window.location.protocol);
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76 // remove css image flicker
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79 DOC.execCommand("BackgroundImageCache", false, true);
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85 * URL to a blank file used by Ext when in secure mode for iframe src and onReady src to prevent
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86 * the IE insecure content warning (<tt>'about:blank'</tt>, except for IE in secure mode, which is <tt>'javascript:""'</tt>).
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89 SSL_SECURE_URL : isSecure && isIE ? 'javascript:""' : 'about:blank',
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91 * True if the browser is in strict (standards-compliant) mode, as opposed to quirks mode
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94 isStrict : isStrict,
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96 * True if the page is running over SSL
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99 isSecure : isSecure,
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101 * True when the document is fully initialized and ready for action
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107 * True if the {@link Ext.Fx} Class is available
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109 * @property enableFx
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113 * True to automatically uncache orphaned Ext.Elements periodically (defaults to true)
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116 enableGarbageCollector : true,
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119 * True to automatically purge event listeners after uncaching an element (defaults to false).
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120 * Note: this only happens if {@link #enableGarbageCollector} is true.
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123 enableListenerCollection : false,
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126 * Indicates whether to use native browser parsing for JSON methods.
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127 * This option is ignored if the browser does not support native JSON methods.
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128 * <b>Note: Native JSON methods will not work with objects that have functions.
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129 * Also, property names must be quoted, otherwise the data will not parse.</b> (Defaults to false)
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132 USE_NATIVE_JSON : false,
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135 * Copies all the properties of config to obj if they don't already exist.
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136 * @param {Object} obj The receiver of the properties
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137 * @param {Object} config The source of the properties
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138 * @return {Object} returns obj
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140 applyIf : function(o, c){
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143 if(!Ext.isDefined(o[p])){
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152 * Generates unique ids. If the element already has an id, it is unchanged
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153 * @param {Mixed} el (optional) The element to generate an id for
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154 * @param {String} prefix (optional) Id prefix (defaults "ext-gen")
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155 * @return {String} The generated Id.
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157 id : function(el, prefix){
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158 return (el = Ext.getDom(el) || {}).id = el.id || (prefix || "ext-gen") + (++idSeed);
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162 * <p>Extends one class to create a subclass and optionally overrides members with the passed literal. This method
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163 * also adds the function "override()" to the subclass that can be used to override members of the class.</p>
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164 * For example, to create a subclass of Ext GridPanel:
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166 MyGridPanel = Ext.extend(Ext.grid.GridPanel, {
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167 constructor: function(config) {
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169 // Create configuration for this Grid.
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170 var store = new Ext.data.Store({...});
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171 var colModel = new Ext.grid.ColumnModel({...});
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173 // Create a new config object containing our computed properties
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174 // *plus* whatever was in the config parameter.
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175 config = Ext.apply({
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180 MyGridPanel.superclass.constructor.call(this, config);
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182 // Your postprocessing here
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185 yourMethod: function() {
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191 * <p>This function also supports a 3-argument call in which the subclass's constructor is
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192 * passed as an argument. In this form, the parameters are as follows:</p>
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193 * <div class="mdetail-params"><ul>
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194 * <li><code>subclass</code> : Function <div class="sub-desc">The subclass constructor.</div></li>
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195 * <li><code>superclass</code> : Function <div class="sub-desc">The constructor of class being extended</div></li>
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196 * <li><code>overrides</code> : Object <div class="sub-desc">A literal with members which are copied into the subclass's
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197 * prototype, and are therefore shared among all instances of the new class.</div></li>
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200 * @param {Function} subclass The constructor of class being extended.
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201 * @param {Object} overrides <p>A literal with members which are copied into the subclass's
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202 * prototype, and are therefore shared between all instances of the new class.</p>
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203 * <p>This may contain a special member named <tt><b>constructor</b></tt>. This is used
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204 * to define the constructor of the new class, and is returned. If this property is
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205 * <i>not</i> specified, a constructor is generated and returned which just calls the
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206 * superclass's constructor passing on its parameters.</p>
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207 * <p><b>It is essential that you call the superclass constructor in any provided constructor. See example code.</b></p>
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208 * @return {Function} The subclass constructor.
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210 extend : function(){
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211 // inline overrides
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212 var io = function(o){
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217 var oc = Object.prototype.constructor;
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219 return function(sb, sp, overrides){
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220 if(Ext.isObject(sp)){
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223 sb = overrides.constructor != oc ? overrides.constructor : function(){sp.apply(this, arguments);};
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225 var F = function(){},
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227 spp = sp.prototype;
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230 sbp = sb.prototype = new F();
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231 sbp.constructor=sb;
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233 if(spp.constructor == oc){
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234 spp.constructor=sp;
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236 sb.override = function(o){
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237 Ext.override(sb, o);
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239 sbp.superclass = sbp.supr = (function(){
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243 Ext.override(sb, overrides);
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244 sb.extend = function(o){return Ext.extend(sb, o);};
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250 * Adds a list of functions to the prototype of an existing class, overwriting any existing methods with the same name.
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251 * Usage:<pre><code>
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252 Ext.override(MyClass, {
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253 newMethod1: function(){
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256 newMethod2: function(foo){
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261 * @param {Object} origclass The class to override
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262 * @param {Object} overrides The list of functions to add to origClass. This should be specified as an object literal
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263 * containing one or more methods.
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266 override : function(origclass, overrides){
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268 var p = origclass.prototype;
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269 Ext.apply(p, overrides);
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270 if(Ext.isIE && overrides.toString != origclass.toString){
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271 p.toString = overrides.toString;
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277 * Creates namespaces to be used for scoping variables and classes so that they are not global.
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278 * Specifying the last node of a namespace implicitly creates all other nodes. Usage:
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280 Ext.namespace('Company', 'Company.data');
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281 Ext.namespace('Company.data'); // equivalent and preferable to above syntax
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282 Company.Widget = function() { ... }
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283 Company.data.CustomStore = function(config) { ... }
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285 * @param {String} namespace1
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286 * @param {String} namespace2
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287 * @param {String} etc
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288 * @return {Object} The namespace object. (If multiple arguments are passed, this will be the last namespace created)
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289 * @method namespace
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291 namespace : function(){
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293 Ext.each(arguments, function(v) {
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295 o = window[d[0]] = window[d[0]] || {};
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296 Ext.each(d.slice(1), function(v2){
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297 o = o[v2] = o[v2] || {};
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304 * 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.
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305 * @param {Object} o
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306 * @param {String} pre (optional) A prefix to add to the url encoded string
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309 urlEncode : function(o, pre){
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312 e = encodeURIComponent;
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314 Ext.iterate(o, function(key, item){
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315 empty = Ext.isEmpty(item);
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316 Ext.each(empty ? key : item, function(val){
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317 buf.push('&', e(key), '=', (!Ext.isEmpty(val) && (val != key || !empty)) ? (Ext.isDate(val) ? Ext.encode(val).replace(/"/g, '') : e(val)) : '');
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324 return pre + buf.join('');
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328 * Takes an encoded URL and and converts it to an object. Example: <pre><code>
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329 Ext.urlDecode("foo=1&bar=2"); // returns {foo: "1", bar: "2"}
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330 Ext.urlDecode("foo=1&bar=2&bar=3&bar=4", false); // returns {foo: "1", bar: ["2", "3", "4"]}
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332 * @param {String} string
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333 * @param {Boolean} overwrite (optional) Items of the same name will overwrite previous values instead of creating an an array (Defaults to false).
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334 * @return {Object} A literal with members
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336 urlDecode : function(string, overwrite){
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337 if(Ext.isEmpty(string)){
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341 pairs = string.split('&'),
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342 d = decodeURIComponent,
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345 Ext.each(pairs, function(pair) {
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346 pair = pair.split('=');
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348 value = d(pair[1]);
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349 obj[name] = overwrite || !obj[name] ? value :
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350 [].concat(obj[name]).concat(value);
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356 * Appends content to the query string of a URL, handling logic for whether to place
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357 * a question mark or ampersand.
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358 * @param {String} url The URL to append to.
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359 * @param {String} s The content to append to the URL.
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360 * @return (String) The resulting URL
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362 urlAppend : function(url, s){
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363 if(!Ext.isEmpty(s)){
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364 return url + (url.indexOf('?') === -1 ? '?' : '&') + s;
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370 * Converts any iterable (numeric indices and a length property) into a true array
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371 * Don't use this on strings. IE doesn't support "abc"[0] which this implementation depends on.
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372 * For strings, use this instead: "abc".match(/./g) => [a,b,c];
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373 * @param {Iterable} the iterable object to be turned into a true Array.
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374 * @return (Array) array
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376 toArray : function(){
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378 function(a, i, j, res){
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380 Ext.each(a, function(v) {
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383 return res.slice(i || 0, j || res.length);
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386 return Array.prototype.slice.call(a, i || 0, j || a.length);
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390 isIterable : function(v){
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391 //check for array or arguments
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392 if(Ext.isArray(v) || v.callee){
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395 //check for node list type
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396 if(/NodeList|HTMLCollection/.test(toString.call(v))){
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399 //NodeList has an item and length property
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400 //IXMLDOMNodeList has nextNode method, needs to be checked first.
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401 return ((v.nextNode || v.item) && Ext.isNumber(v.length));
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405 * Iterates an array calling the supplied function.
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406 * @param {Array/NodeList/Mixed} array The array to be iterated. If this
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407 * argument is not really an array, the supplied function is called once.
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408 * @param {Function} fn The function to be called with each item. If the
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409 * supplied function returns false, iteration stops and this method returns
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410 * the current <code>index</code>. This function is called with
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411 * the following arguments:
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412 * <div class="mdetail-params"><ul>
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413 * <li><code>item</code> : <i>Mixed</i>
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414 * <div class="sub-desc">The item at the current <code>index</code>
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415 * in the passed <code>array</code></div></li>
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416 * <li><code>index</code> : <i>Number</i>
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417 * <div class="sub-desc">The current index within the array</div></li>
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418 * <li><code>allItems</code> : <i>Array</i>
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419 * <div class="sub-desc">The <code>array</code> passed as the first
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420 * argument to <code>Ext.each</code>.</div></li>
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422 * @param {Object} scope The scope (<code>this</code> reference) in which the specified function is executed.
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423 * Defaults to the <code>item</code> at the current <code>index</code>
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424 * within the passed <code>array</code>.
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425 * @return See description for the fn parameter.
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427 each : function(array, fn, scope){
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428 if(Ext.isEmpty(array, true)){
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431 if(!Ext.isIterable(array) || Ext.isPrimitive(array)){
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434 for(var i = 0, len = array.length; i < len; i++){
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435 if(fn.call(scope || array[i], array[i], i, array) === false){
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442 * Iterates either the elements in an array, or each of the properties in an object.
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443 * <b>Note</b>: If you are only iterating arrays, it is better to call {@link #each}.
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444 * @param {Object/Array} object The object or array to be iterated
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445 * @param {Function} fn The function to be called for each iteration.
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446 * The iteration will stop if the supplied function returns false, or
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447 * all array elements / object properties have been covered. The signature
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448 * varies depending on the type of object being interated:
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449 * <div class="mdetail-params"><ul>
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450 * <li>Arrays : <tt>(Object item, Number index, Array allItems)</tt>
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451 * <div class="sub-desc">
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452 * When iterating an array, the supplied function is called with each item.</div></li>
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453 * <li>Objects : <tt>(String key, Object value)</tt>
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454 * <div class="sub-desc">
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455 * When iterating an object, the supplied function is called with each key-value pair in
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456 * the object.</div></li>
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458 * @param {Object} scope The scope (<code>this</code> reference) in which the specified function is executed. Defaults to
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459 * the <code>object</code> being iterated.
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461 iterate : function(obj, fn, scope){
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462 if(Ext.isEmpty(obj)){
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465 if(Ext.isIterable(obj)){
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466 Ext.each(obj, fn, scope);
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468 }else if(Ext.isObject(obj)){
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469 for(var prop in obj){
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470 if(obj.hasOwnProperty(prop)){
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471 if(fn.call(scope || obj, prop, obj[prop]) === false){
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480 * Return the dom node for the passed String (id), dom node, or Ext.Element.
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481 * Here are some examples:
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483 // gets dom node based on id
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484 var elDom = Ext.getDom('elId');
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485 // gets dom node based on the dom node
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486 var elDom1 = Ext.getDom(elDom);
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488 // If we don't know if we are working with an
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489 // Ext.Element or a dom node use Ext.getDom
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491 var dom = Ext.getDom(el);
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492 // do something with the dom node
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495 * <b>Note</b>: the dom node to be found actually needs to exist (be rendered, etc)
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496 * when this method is called to be successful.
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497 * @param {Mixed} el
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498 * @return HTMLElement
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500 getDom : function(el){
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504 return el.dom ? el.dom : (Ext.isString(el) ? DOC.getElementById(el) : el);
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508 * Returns the current document body as an {@link Ext.Element}.
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509 * @return Ext.Element The document body
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511 getBody : function(){
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512 return Ext.get(DOC.body || DOC.documentElement);
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516 * Removes a DOM node from the document. The body node will be ignored if passed in.
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517 * @param {HTMLElement} node The node to remove
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519 removeNode : isIE ? function(){
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521 return function(n){
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522 if(n && n.tagName != 'BODY'){
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523 d = d || DOC.createElement('div');
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529 if(n && n.parentNode && n.tagName != 'BODY'){
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530 n.parentNode.removeChild(n);
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535 * <p>Returns true if the passed value is empty.</p>
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536 * <p>The value is deemed to be empty if it is<div class="mdetail-params"><ul>
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538 * <li>undefined</li>
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539 * <li>an empty array</li>
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540 * <li>a zero length string (Unless the <tt>allowBlank</tt> parameter is <tt>true</tt>)</li>
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542 * @param {Mixed} value The value to test
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543 * @param {Boolean} allowBlank (optional) true to allow empty strings (defaults to false)
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544 * @return {Boolean}
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546 isEmpty : function(v, allowBlank){
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547 return v === null || v === undefined || ((Ext.isArray(v) && !v.length)) || (!allowBlank ? v === '' : false);
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551 * Returns true if the passed value is a JavaScript array, otherwise false.
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552 * @param {Mixed} value The value to test
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553 * @return {Boolean}
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555 isArray : function(v){
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556 return toString.apply(v) === '[object Array]';
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560 * Returns true if the passed object is a JavaScript date object, otherwise false.
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561 * @param {Object} object The object to test
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562 * @return {Boolean}
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564 isDate : function(v){
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565 return toString.apply(v) === '[object Date]';
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569 * Returns true if the passed value is a JavaScript Object, otherwise false.
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570 * @param {Mixed} value The value to test
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571 * @return {Boolean}
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573 isObject : function(v){
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574 return v && typeof v == "object";
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578 * Returns true if the passed value is a JavaScript 'primitive', a string, number or boolean.
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579 * @param {Mixed} value The value to test
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580 * @return {Boolean}
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582 isPrimitive : function(v){
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583 return Ext.isString(v) || Ext.isNumber(v) || Ext.isBoolean(v);
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587 * Returns true if the passed value is a JavaScript Function, otherwise false.
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588 * @param {Mixed} value The value to test
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589 * @return {Boolean}
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591 isFunction : function(v){
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592 return toString.apply(v) === '[object Function]';
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596 * Returns true if the passed value is a number. Returns false for non-finite numbers.
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597 * @param {Mixed} value The value to test
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598 * @return {Boolean}
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600 isNumber : function(v){
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601 return typeof v === 'number' && isFinite(v);
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605 * Returns true if the passed value is a string.
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606 * @param {Mixed} value The value to test
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607 * @return {Boolean}
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609 isString : function(v){
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610 return typeof v === 'string';
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614 * Returns true if the passed value is a boolean.
\r
615 * @param {Mixed} value The value to test
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616 * @return {Boolean}
\r
618 isBoolean : function(v){
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619 return typeof v === 'boolean';
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623 * Returns true if the passed value is not undefined.
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624 * @param {Mixed} value The value to test
\r
625 * @return {Boolean}
\r
627 isDefined : function(v){
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628 return typeof v !== 'undefined';
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632 * True if the detected browser is Opera.
\r
637 * True if the detected browser uses WebKit.
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640 isWebKit : isWebKit,
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642 * True if the detected browser is Chrome.
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645 isChrome : isChrome,
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647 * True if the detected browser is Safari.
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650 isSafari : isSafari,
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652 * True if the detected browser is Safari 3.x.
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655 isSafari3 : isSafari3,
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657 * True if the detected browser is Safari 4.x.
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660 isSafari4 : isSafari4,
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662 * True if the detected browser is Safari 2.x.
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665 isSafari2 : isSafari2,
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667 * True if the detected browser is Internet Explorer.
\r
672 * True if the detected browser is Internet Explorer 6.x.
\r
677 * True if the detected browser is Internet Explorer 7.x.
\r
682 * True if the detected browser is Internet Explorer 8.x.
\r
687 * True if the detected browser uses the Gecko layout engine (e.g. Mozilla, Firefox).
\r
692 * True if the detected browser uses a pre-Gecko 1.9 layout engine (e.g. Firefox 2.x).
\r
695 isGecko2 : isGecko2,
\r
697 * True if the detected browser uses a Gecko 1.9+ layout engine (e.g. Firefox 3.x).
\r
700 isGecko3 : isGecko3,
\r
702 * True if the detected browser is Internet Explorer running in non-strict mode.
\r
705 isBorderBox : isBorderBox,
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707 * True if the detected platform is Linux.
\r
712 * True if the detected platform is Windows.
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715 isWindows : isWindows,
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717 * True if the detected platform is Mac OS.
\r
722 * True if the detected platform is Adobe Air.
\r
729 * Creates namespaces to be used for scoping variables and classes so that they are not global.
\r
730 * Specifying the last node of a namespace implicitly creates all other nodes. Usage:
\r
732 Ext.namespace('Company', 'Company.data');
\r
733 Ext.namespace('Company.data'); // equivalent and preferable to above syntax
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734 Company.Widget = function() { ... }
\r
735 Company.data.CustomStore = function(config) { ... }
\r
737 * @param {String} namespace1
\r
738 * @param {String} namespace2
\r
739 * @param {String} etc
\r
740 * @return {Object} The namespace object. (If multiple arguments are passed, this will be the last namespace created)
\r
743 Ext.ns = Ext.namespace;
\r
746 Ext.ns("Ext", "Ext.util", "Ext.lib", "Ext.data");
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751 * These functions are available on every Function object (any JavaScript function).
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753 Ext.apply(Function.prototype, {
\r
755 * Creates an interceptor function. The passed function is called before the original one. If it returns false,
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756 * the original one is not called. The resulting function returns the results of the original function.
\r
757 * The passed function is called with the parameters of the original function. Example usage:
\r
759 var sayHi = function(name){
\r
760 alert('Hi, ' + name);
\r
763 sayHi('Fred'); // alerts "Hi, Fred"
\r
765 // create a new function that validates input without
\r
766 // directly modifying the original function:
\r
767 var sayHiToFriend = sayHi.createInterceptor(function(name){
\r
768 return name == 'Brian';
\r
771 sayHiToFriend('Fred'); // no alert
\r
772 sayHiToFriend('Brian'); // alerts "Hi, Brian"
\r
774 * @param {Function} fcn The function to call before the original
\r
775 * @param {Object} scope (optional) The scope (<code><b>this</b></code> reference) in which the passed function is executed.
\r
776 * <b>If omitted, defaults to the scope in which the original function is called or the browser window.</b>
\r
777 * @return {Function} The new function
\r
779 createInterceptor : function(fcn, scope){
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781 return !Ext.isFunction(fcn) ?
\r
787 fcn.method = method;
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788 return (fcn.apply(scope || me || window, args) !== false) ?
\r
789 method.apply(me || window, args) :
\r
795 * Creates a callback that passes arguments[0], arguments[1], arguments[2], ...
\r
796 * Call directly on any function. Example: <code>myFunction.createCallback(arg1, arg2)</code>
\r
797 * Will create a function that is bound to those 2 args. <b>If a specific scope is required in the
\r
798 * callback, use {@link #createDelegate} instead.</b> The function returned by createCallback always
\r
799 * executes in the window scope.
\r
800 * <p>This method is required when you want to pass arguments to a callback function. If no arguments
\r
801 * are needed, you can simply pass a reference to the function as a callback (e.g., callback: myFn).
\r
802 * However, if you tried to pass a function with arguments (e.g., callback: myFn(arg1, arg2)) the function
\r
803 * would simply execute immediately when the code is parsed. Example usage:
\r
805 var sayHi = function(name){
\r
806 alert('Hi, ' + name);
\r
809 // clicking the button alerts "Hi, Fred"
\r
812 renderTo: Ext.getBody(),
\r
813 handler: sayHi.createCallback('Fred')
\r
816 * @return {Function} The new function
\r
818 createCallback : function(/*args...*/){
\r
819 // make args available, in function below
\r
820 var args = arguments,
\r
822 return function() {
\r
823 return method.apply(window, args);
\r
828 * Creates a delegate (callback) that sets the scope to obj.
\r
829 * Call directly on any function. Example: <code>this.myFunction.createDelegate(this, [arg1, arg2])</code>
\r
830 * Will create a function that is automatically scoped to obj so that the <tt>this</tt> variable inside the
\r
831 * callback points to obj. Example usage:
\r
833 var sayHi = function(name){
\r
834 // Note this use of "this.text" here. This function expects to
\r
835 // execute within a scope that contains a text property. In this
\r
836 // example, the "this" variable is pointing to the btn object that
\r
837 // was passed in createDelegate below.
\r
838 alert('Hi, ' + name + '. You clicked the "' + this.text + '" button.');
\r
841 var btn = new Ext.Button({
\r
843 renderTo: Ext.getBody()
\r
846 // This callback will execute in the scope of the
\r
847 // button instance. Clicking the button alerts
\r
848 // "Hi, Fred. You clicked the "Say Hi" button."
\r
849 btn.on('click', sayHi.createDelegate(btn, ['Fred']));
\r
851 * @param {Object} scope (optional) The scope (<code><b>this</b></code> reference) in which the function is executed.
\r
852 * <b>If omitted, defaults to the browser window.</b>
\r
853 * @param {Array} args (optional) Overrides arguments for the call. (Defaults to the arguments passed by the caller)
\r
854 * @param {Boolean/Number} appendArgs (optional) if True args are appended to call args instead of overriding,
\r
855 * if a number the args are inserted at the specified position
\r
856 * @return {Function} The new function
\r
858 createDelegate : function(obj, args, appendArgs){
\r
860 return function() {
\r
861 var callArgs = args || arguments;
\r
862 if (appendArgs === true){
\r
863 callArgs = Array.prototype.slice.call(arguments, 0);
\r
864 callArgs = callArgs.concat(args);
\r
865 }else if (Ext.isNumber(appendArgs)){
\r
866 callArgs = Array.prototype.slice.call(arguments, 0); // copy arguments first
\r
867 var applyArgs = [appendArgs, 0].concat(args); // create method call params
\r
868 Array.prototype.splice.apply(callArgs, applyArgs); // splice them in
\r
870 return method.apply(obj || window, callArgs);
\r
875 * Calls this function after the number of millseconds specified, optionally in a specific scope. Example usage:
\r
877 var sayHi = function(name){
\r
878 alert('Hi, ' + name);
\r
881 // executes immediately:
\r
884 // executes after 2 seconds:
\r
885 sayHi.defer(2000, this, ['Fred']);
\r
887 // this syntax is sometimes useful for deferring
\r
888 // execution of an anonymous function:
\r
890 alert('Anonymous');
\r
893 * @param {Number} millis The number of milliseconds for the setTimeout call (if less than or equal to 0 the function is executed immediately)
\r
894 * @param {Object} scope (optional) The scope (<code><b>this</b></code> reference) in which the function is executed.
\r
895 * <b>If omitted, defaults to the browser window.</b>
\r
896 * @param {Array} args (optional) Overrides arguments for the call. (Defaults to the arguments passed by the caller)
\r
897 * @param {Boolean/Number} appendArgs (optional) if True args are appended to call args instead of overriding,
\r
898 * if a number the args are inserted at the specified position
\r
899 * @return {Number} The timeout id that can be used with clearTimeout
\r
901 defer : function(millis, obj, args, appendArgs){
\r
902 var fn = this.createDelegate(obj, args, appendArgs);
\r
904 return setTimeout(fn, millis);
\r
913 * These functions are available on every String object.
\r
915 Ext.applyIf(String, {
\r
917 * Allows you to define a tokenized string and pass an arbitrary number of arguments to replace the tokens. Each
\r
918 * token must be unique, and must increment in the format {0}, {1}, etc. Example usage:
\r
920 var cls = 'my-class', text = 'Some text';
\r
921 var s = String.format('<div class="{0}">{1}</div>', cls, text);
\r
922 // s now contains the string: '<div class="my-class">Some text</div>'
\r
924 * @param {String} string The tokenized string to be formatted
\r
925 * @param {String} value1 The value to replace token {0}
\r
926 * @param {String} value2 Etc...
\r
927 * @return {String} The formatted string
\r
930 format : function(format){
\r
931 var args = Ext.toArray(arguments, 1);
\r
932 return format.replace(/\{(\d+)\}/g, function(m, i){
\r
941 Ext.applyIf(Array.prototype, {
\r
943 * Checks whether or not the specified object exists in the array.
\r
944 * @param {Object} o The object to check for
\r
945 * @param {Number} from (Optional) The index at which to begin the search
\r
946 * @return {Number} The index of o in the array (or -1 if it is not found)
\r
948 indexOf : function(o, from){
\r
949 var len = this.length;
\r
951 from += (from < 0) ? len : 0;
\r
952 for (; from < len; ++from){
\r
953 if(this[from] === o){
\r
961 * Removes the specified object from the array. If the object is not found nothing happens.
\r
962 * @param {Object} o The object to remove
\r
963 * @return {Array} this array
\r
965 remove : function(o){
\r
966 var index = this.indexOf(o);
\r
968 this.splice(index, 1);
\r
977 Ext.ns("Ext.grid", "Ext.dd", "Ext.tree", "Ext.form", "Ext.menu",
978 "Ext.state", "Ext.layout", "Ext.app", "Ext.ux", "Ext.chart", "Ext.direct");
980 * Namespace alloted for extensions to the framework.
985 Ext.apply(Ext, function(){
992 * A reusable empty function
996 emptyFn : function(){},
999 * URL to a 1x1 transparent gif image used by Ext to create inline icons with CSS background images.
1000 * In older versions of IE, this defaults to "http://extjs.com/s.gif" and you should change this to a URL on your server.
1001 * For other browsers it uses an inline data URL.
1004 BLANK_IMAGE_URL : Ext.isIE6 || Ext.isIE7 || Ext.isAir ?
1005 'http:/' + '/extjs.com/s.gif' :
1006 'data:image/gif;base64,R0lGODlhAQABAID/AMDAwAAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==',
1008 extendX : function(supr, fn){
1009 return Ext.extend(supr, fn(supr.prototype));
1013 * Returns the current HTML document object as an {@link Ext.Element}.
1014 * @return Ext.Element The document
1016 getDoc : function(){
1017 return Ext.get(document);
1021 * Utility method for validating that a value is numeric, returning the specified default value if it is not.
1022 * @param {Mixed} value Should be a number, but any type will be handled appropriately
1023 * @param {Number} defaultValue The value to return if the original value is non-numeric
1024 * @return {Number} Value, if numeric, else defaultValue
1026 num : function(v, defaultValue){
1027 v = Number(Ext.isEmpty(v) || Ext.isBoolean(v) ? NaN : v);
1028 return isNaN(v)? defaultValue : v;
1032 * <p>Utility method for returning a default value if the passed value is empty.</p>
1033 * <p>The value is deemed to be empty if it is<div class="mdetail-params"><ul>
1035 * <li>undefined</li>
1036 * <li>an empty array</li>
1037 * <li>a zero length string (Unless the <tt>allowBlank</tt> parameter is <tt>true</tt>)</li>
1039 * @param {Mixed} value The value to test
1040 * @param {Mixed} defaultValue The value to return if the original value is empty
1041 * @param {Boolean} allowBlank (optional) true to allow zero length strings to qualify as non-empty (defaults to false)
1042 * @return {Mixed} value, if non-empty, else defaultValue
1044 value : function(v, defaultValue, allowBlank){
1045 return Ext.isEmpty(v, allowBlank) ? defaultValue : v;
1049 * Escapes the passed string for use in a regular expression
1050 * @param {String} str
1053 escapeRe : function(s) {
1054 return s.replace(/([-.*+?^${}()|[\]\/\\])/g, "\\$1");
1057 sequence : function(o, name, fn, scope){
1058 o[name] = o[name].createSequence(fn, scope);
1062 * Applies event listeners to elements by selectors when the document is ready.
1063 * The event name is specified with an <tt>@</tt> suffix.
1066 // add a listener for click on all anchors in element with id foo
1067 '#foo a@click' : function(e, t){
1071 // add the same listener to multiple selectors (separated by comma BEFORE the @)
1072 '#foo a, #bar span.some-class@mouseover' : function(){
1077 * @param {Object} obj The list of behaviors to apply
1079 addBehaviors : function(o){
1081 Ext.onReady(function(){
1082 Ext.addBehaviors(o);
1085 var cache = {}, // simple cache for applying multiple behaviors to same selector does query multiple times
1090 if ((parts = b.split('@'))[1]) { // for Object prototype breakers
1093 cache[s] = Ext.select(s);
1095 cache[s].on(parts[1], o[b]);
1103 * Utility method for getting the width of the browser scrollbar. This can differ depending on
1104 * operating system settings, such as the theme or font size.
1105 * @param {Boolean} force (optional) true to force a recalculation of the value.
1106 * @return {Number} The width of the scrollbar.
1108 getScrollBarWidth: function(force){
1113 if(force === true || scrollWidth === null){
1114 // Append our div, do our calculation and then remove it
1115 var div = Ext.getBody().createChild('<div class="x-hide-offsets" style="width:100px;height:50px;overflow:hidden;"><div style="height:200px;"></div></div>'),
1116 child = div.child('div', true);
1117 var w1 = child.offsetWidth;
1118 div.setStyle('overflow', (Ext.isWebKit || Ext.isGecko) ? 'auto' : 'scroll');
1119 var w2 = child.offsetWidth;
1121 // Need to add 2 to ensure we leave enough space
1122 scrollWidth = w1 - w2 + 2;
1129 combine : function(){
1130 var as = arguments, l = as.length, r = [];
1131 for(var i = 0; i < l; i++){
1135 }else if(a.length !== undefined && !a.substr){
1136 r = r.concat(Array.prototype.slice.call(a, 0));
1145 * Copies a set of named properties fom the source object to the destination object.
1146 * <p>example:<pre><code>
1147 ImageComponent = Ext.extend(Ext.BoxComponent, {
1148 initComponent: function() {
1149 this.autoEl = { tag: 'img' };
1150 MyComponent.superclass.initComponent.apply(this, arguments);
1151 this.initialBox = Ext.copyTo({}, this.initialConfig, 'x,y,width,height');
1155 * @param {Object} The destination object.
1156 * @param {Object} The source object.
1157 * @param {Array/String} Either an Array of property names, or a comma-delimited list
1158 * of property names to copy.
1159 * @return {Object} The modified object.
1161 copyTo : function(dest, source, names){
1162 if(Ext.isString(names)){
1163 names = names.split(/[,;\s]/);
1165 Ext.each(names, function(name){
1166 if(source.hasOwnProperty(name)){
1167 dest[name] = source[name];
1174 * Attempts to destroy any objects passed to it by removing all event listeners, removing them from the
1175 * DOM (if applicable) and calling their destroy functions (if available). This method is primarily
1176 * intended for arguments of type {@link Ext.Element} and {@link Ext.Component}, but any subclass of
1177 * {@link Ext.util.Observable} can be passed in. Any number of elements and/or components can be
1178 * passed into this function in a single call as separate arguments.
1179 * @param {Mixed} arg1 An {@link Ext.Element}, {@link Ext.Component}, or an Array of either of these to destroy
1180 * @param {Mixed} arg2 (optional)
1181 * @param {Mixed} etc... (optional)
1183 destroy : function(){
1184 Ext.each(arguments, function(arg){
1186 if(Ext.isArray(arg)){
1187 this.destroy.apply(this, arg);
1188 }else if(Ext.isFunction(arg.destroy)){
1198 * Attempts to destroy and then remove a set of named properties of the passed object.
1199 * @param {Object} o The object (most likely a Component) who's properties you wish to destroy.
1200 * @param {Mixed} arg1 The name of the property to destroy and remove from the object.
1201 * @param {Mixed} etc... More property names to destroy and remove.
1203 destroyMembers : function(o, arg1, arg2, etc){
1204 for(var i = 1, a = arguments, len = a.length; i < len; i++) {
1205 Ext.destroy(o[a[i]]);
1211 * Creates a copy of the passed Array with falsy values removed.
1212 * @param {Array/NodeList} arr The Array from which to remove falsy values.
1213 * @return {Array} The new, compressed Array.
1215 clean : function(arr){
1217 Ext.each(arr, function(v){
1226 * Creates a copy of the passed Array, filtered to contain only unique values.
1227 * @param {Array} arr The Array to filter
1228 * @return {Array} The new Array containing unique values.
1230 unique : function(arr){
1234 Ext.each(arr, function(v) {
1244 * Recursively flattens into 1-d Array. Injects Arrays inline.
1245 * @param {Array} arr The array to flatten
1246 * @return {Array} The new, flattened array.
1248 flatten : function(arr){
1250 function rFlatten(a) {
1251 Ext.each(a, function(v) {
1260 return rFlatten(arr);
1264 * Returns the minimum value in the Array.
1265 * @param {Array|NodeList} arr The Array from which to select the minimum value.
1266 * @param {Function} comp (optional) a function to perform the comparision which determines minimization.
1267 * If omitted the "<" operator will be used. Note: gt = 1; eq = 0; lt = -1
1268 * @return {Object} The minimum value in the Array.
1270 min : function(arr, comp){
1272 comp = comp || function(a,b){ return a < b ? -1 : 1; };
1273 Ext.each(arr, function(v) {
1274 ret = comp(ret, v) == -1 ? ret : v;
1280 * Returns the maximum value in the Array
1281 * @param {Array|NodeList} arr The Array from which to select the maximum value.
1282 * @param {Function} comp (optional) a function to perform the comparision which determines maximization.
1283 * If omitted the ">" operator will be used. Note: gt = 1; eq = 0; lt = -1
1284 * @return {Object} The maximum value in the Array.
1286 max : function(arr, comp){
1288 comp = comp || function(a,b){ return a > b ? 1 : -1; };
1289 Ext.each(arr, function(v) {
1290 ret = comp(ret, v) == 1 ? ret : v;
1296 * Calculates the mean of the Array
1297 * @param {Array} arr The Array to calculate the mean value of.
1298 * @return {Number} The mean.
1300 mean : function(arr){
1301 return Ext.sum(arr) / arr.length;
1305 * Calculates the sum of the Array
1306 * @param {Array} arr The Array to calculate the sum value of.
1307 * @return {Number} The sum.
1309 sum : function(arr){
1311 Ext.each(arr, function(v) {
1318 * Partitions the set into two sets: a true set and a false set.
1323 Ext.partition([true, false, true, true, false]); // [[true, true, true], [false, false]]
1329 return val.className == "class1"
1332 // true are those paragraph elements with a className of "class1",
1333 // false set are those that do not have that className.
1335 * @param {Array|NodeList} arr The array to partition
1336 * @param {Function} truth (optional) a function to determine truth. If this is omitted the element
1337 * itself must be able to be evaluated for its truthfulness.
1338 * @return {Array} [true<Array>,false<Array>]
1340 partition : function(arr, truth){
1342 Ext.each(arr, function(v, i, a) {
1343 ret[ (truth && truth(v, i, a)) || (!truth && v) ? 0 : 1].push(v);
1349 * Invokes a method on each item in an Array.
1352 Ext.invoke(Ext.query("p"), "getAttribute", "id");
1353 // [el1.getAttribute("id"), el2.getAttribute("id"), ..., elN.getAttribute("id")]
1355 * @param {Array|NodeList} arr The Array of items to invoke the method on.
1356 * @param {String} methodName The method name to invoke.
1357 * @param {Anything} ... Arguments to send into the method invocation.
1358 * @return {Array} The results of invoking the method on each item in the array.
1360 invoke : function(arr, methodName){
1362 args = Array.prototype.slice.call(arguments, 2);
1363 Ext.each(arr, function(v,i) {
1364 if (v && Ext.isFunction(v[methodName])) {
1365 ret.push(v[methodName].apply(v, args));
1367 ret.push(undefined);
1374 * Plucks the value of a property from each item in the Array
1377 Ext.pluck(Ext.query("p"), "className"); // [el1.className, el2.className, ..., elN.className]
1379 * @param {Array|NodeList} arr The Array of items to pluck the value from.
1380 * @param {String} prop The property name to pluck from each element.
1381 * @return {Array} The value from each item in the Array.
1383 pluck : function(arr, prop){
1385 Ext.each(arr, function(v) {
1386 ret.push( v[prop] );
1392 * <p>Zips N sets together.</p>
1395 Ext.zip([1,2,3],[4,5,6]); // [[1,4],[2,5],[3,6]]
1402 return "$" + a + "" + b + "." + c
1404 ); // ["$+12.43", "$-10.15", "$+22.96"]
1406 * @param {Arrays|NodeLists} arr This argument may be repeated. Array(s) to contribute values.
1407 * @param {Function} zipper (optional) The last item in the argument list. This will drive how the items are zipped together.
1408 * @return {Array} The zipped set.
1411 var parts = Ext.partition(arguments, function( val ){ return !Ext.isFunction(val); }),
1414 len = Ext.max(Ext.pluck(arrs, "length")),
1417 for (var i = 0; i < len; i++) {
1420 ret[i] = fn.apply(fn, Ext.pluck(arrs, i));
1422 for (var j = 0, aLen = arrs.length; j < aLen; j++){
1423 ret[i].push( arrs[j][i] );
1431 * This is shorthand reference to {@link Ext.ComponentMgr#get}.
1432 * Looks up an existing {@link Ext.Component Component} by {@link Ext.Component#id id}
1433 * @param {String} id The component {@link Ext.Component#id id}
1434 * @return Ext.Component The Component, <tt>undefined</tt> if not found, or <tt>null</tt> if a
1437 getCmp : function(id){
1438 return Ext.ComponentMgr.get(id);
1442 * By default, Ext intelligently decides whether floating elements should be shimmed. If you are using flash,
1443 * you may want to set this to true.
1446 useShims: E.isIE6 || (E.isMac && E.isGecko2),
1448 // inpired by a similar function in mootools library
1450 * Returns the type of object that is passed in. If the object passed in is null or undefined it
1451 * return false otherwise it returns one of the following values:<div class="mdetail-params"><ul>
1452 * <li><b>string</b>: If the object passed is a string</li>
1453 * <li><b>number</b>: If the object passed is a number</li>
1454 * <li><b>boolean</b>: If the object passed is a boolean value</li>
1455 * <li><b>date</b>: If the object passed is a Date object</li>
1456 * <li><b>function</b>: If the object passed is a function reference</li>
1457 * <li><b>object</b>: If the object passed is an object</li>
1458 * <li><b>array</b>: If the object passed is an array</li>
1459 * <li><b>regexp</b>: If the object passed is a regular expression</li>
1460 * <li><b>element</b>: If the object passed is a DOM Element</li>
1461 * <li><b>nodelist</b>: If the object passed is a DOM NodeList</li>
1462 * <li><b>textnode</b>: If the object passed is a DOM text node and contains something other than whitespace</li>
1463 * <li><b>whitespace</b>: If the object passed is a DOM text node and contains only whitespace</li>
1465 * @param {Mixed} object
1469 if(o === undefined || o === null){
1476 if(t == 'object' && o.nodeName) {
1477 switch(o.nodeType) {
1478 case 1: return 'element';
1479 case 3: return (/\S/).test(o.nodeValue) ? 'textnode' : 'whitespace';
1482 if(t == 'object' || t == 'function') {
1483 switch(o.constructor) {
1484 case Array: return 'array';
1485 case RegExp: return 'regexp';
1486 case Date: return 'date';
1488 if(Ext.isNumber(o.length) && Ext.isFunction(o.item)) {
1495 intercept : function(o, name, fn, scope){
1496 o[name] = o[name].createInterceptor(fn, scope);
1500 callback : function(cb, scope, args, delay){
1501 if(Ext.isFunction(cb)){
1503 cb.defer(delay, scope, args || []);
1505 cb.apply(scope, args || []);
1514 * These functions are available on every Function object (any JavaScript function).
1516 Ext.apply(Function.prototype, {
1518 * Create a combined function call sequence of the original function + the passed function.
1519 * The resulting function returns the results of the original function.
1520 * The passed fcn is called with the parameters of the original function. Example usage:
1522 var sayHi = function(name){
1523 alert('Hi, ' + name);
1526 sayHi('Fred'); // alerts "Hi, Fred"
1528 var sayGoodbye = sayHi.createSequence(function(name){
1529 alert('Bye, ' + name);
1532 sayGoodbye('Fred'); // both alerts show
1534 * @param {Function} fcn The function to sequence
1535 * @param {Object} scope (optional) The scope (<code><b>this</b></code> reference) in which the passed function is executed.
1536 * <b>If omitted, defaults to the scope in which the original function is called or the browser window.</b>
1537 * @return {Function} The new function
1539 createSequence : function(fcn, scope){
1541 return !Ext.isFunction(fcn) ?
1544 var retval = method.apply(this || window, arguments);
1545 fcn.apply(scope || this || window, arguments);
1554 * These functions are available as static methods on the JavaScript String object.
1556 Ext.applyIf(String, {
1559 * Escapes the passed string for ' and \
1560 * @param {String} string The string to escape
1561 * @return {String} The escaped string
1564 escape : function(string) {
1565 return string.replace(/('|\\)/g, "\\$1");
1569 * Pads the left side of a string with a specified character. This is especially useful
1570 * for normalizing number and date strings. Example usage:
1572 var s = String.leftPad('123', 5, '0');
1573 // s now contains the string: '00123'
1575 * @param {String} string The original string
1576 * @param {Number} size The total length of the output string
1577 * @param {String} char (optional) The character with which to pad the original string (defaults to empty string " ")
1578 * @return {String} The padded string
1581 leftPad : function (val, size, ch) {
1582 var result = String(val);
1586 while (result.length < size) {
1587 result = ch + result;
1594 * Utility function that allows you to easily switch a string between two alternating values. The passed value
1595 * is compared to the current string, and if they are equal, the other value that was passed in is returned. If
1596 * they are already different, the first value passed in is returned. Note that this method returns the new value
1597 * but does not change the current string.
1599 // alternate sort directions
1600 sort = sort.toggle('ASC', 'DESC');
1602 // instead of conditional logic:
1603 sort = (sort == 'ASC' ? 'DESC' : 'ASC');
1605 * @param {String} value The value to compare to the current string
1606 * @param {String} other The new value to use if the string already equals the first value passed in
1607 * @return {String} The new value
1609 String.prototype.toggle = function(value, other){
1610 return this == value ? other : value;
1614 * Trims whitespace from either end of a string, leaving spaces within the string intact. Example:
1616 var s = ' foo bar ';
1617 alert('-' + s + '-'); //alerts "- foo bar -"
1618 alert('-' + s.trim() + '-'); //alerts "-foo bar-"
1620 * @return {String} The trimmed string
1622 String.prototype.trim = function(){
1623 var re = /^\s+|\s+$/g;
1624 return function(){ return this.replace(re, ""); };
1627 // here to prevent dependency on Date.js
1629 Returns the number of milliseconds between this date and date
1630 @param {Date} date (optional) Defaults to now
1631 @return {Number} The diff in milliseconds
1632 @member Date getElapsed
1634 Date.prototype.getElapsed = function(date) {
1635 return Math.abs((date || new Date()).getTime()-this.getTime());
1642 Ext.applyIf(Number.prototype, {
1644 * Checks whether or not the current number is within a desired range. If the number is already within the
1645 * range it is returned, otherwise the min or max value is returned depending on which side of the range is
1646 * exceeded. Note that this method returns the constrained value but does not change the current number.
1647 * @param {Number} min The minimum number in the range
1648 * @param {Number} max The maximum number in the range
1649 * @return {Number} The constrained value if outside the range, otherwise the current value
1651 constrain : function(min, max){
1652 return Math.min(Math.max(this, min), max);
1656 * @class Ext.util.TaskRunner
1657 * Provides the ability to execute one or more arbitrary tasks in a multithreaded
1658 * manner. Generally, you can use the singleton {@link Ext.TaskMgr} instead, but
1659 * if needed, you can create separate instances of TaskRunner. Any number of
1660 * separate tasks can be started at any time and will run independently of each
1661 * other. Example usage:
1663 // Start a simple clock task that updates a div once per second
1664 var updateClock = function(){
1665 Ext.fly('clock').update(new Date().format('g:i:s A'));
1669 interval: 1000 //1 second
1671 var runner = new Ext.util.TaskRunner();
1674 // equivalent using TaskMgr
1681 * Also see {@link Ext.util.DelayedTask}.
1684 * @param {Number} interval (optional) The minimum precision in milliseconds supported by this TaskRunner instance
1687 Ext.util.TaskRunner = function(interval){
1688 interval = interval || 10;
1695 stopThread = function(){
1702 startThread = function(){
1705 id = setInterval(runTasks, interval);
1710 removeTask = function(t){
1711 removeQueue.push(t);
1713 t.onStop.apply(t.scope || t);
1718 runTasks = function(){
1719 var rqLen = removeQueue.length,
1720 now = new Date().getTime();
1723 for(var i = 0; i < rqLen; i++){
1724 tasks.remove(removeQueue[i]);
1727 if(tasks.length < 1){
1732 for(var i = 0, t, itime, rt, len = tasks.length; i < len; ++i){
1734 itime = now - t.taskRunTime;
1735 if(t.interval <= itime){
1736 rt = t.run.apply(t.scope || t, t.args || [++t.taskRunCount]);
1737 t.taskRunTime = now;
1738 if(rt === false || t.taskRunCount === t.repeat){
1743 if(t.duration && t.duration <= (now - t.taskStartTime)){
1750 * Starts a new task.
1752 * @param {Object} task A config object that supports the following properties:<ul>
1753 * <li><code>run</code> : Function<div class="sub-desc">The function to execute each time the task is run. The
1754 * function will be called at each interval and passed the <code>args</code> argument if specified. If a
1755 * particular scope is required, be sure to specify it using the <code>scope</code> argument.</div></li>
1756 * <li><code>interval</code> : Number<div class="sub-desc">The frequency in milliseconds with which the task
1757 * should be executed.</div></li>
1758 * <li><code>args</code> : Array<div class="sub-desc">(optional) An array of arguments to be passed to the function
1759 * specified by <code>run</code>.</div></li>
1760 * <li><code>scope</code> : Object<div class="sub-desc">(optional) The scope (<tt>this</tt> reference) in which to execute the
1761 * <code>run</code> function. Defaults to the task config object.</div></li>
1762 * <li><code>duration</code> : Number<div class="sub-desc">(optional) The length of time in milliseconds to execute
1763 * the task before stopping automatically (defaults to indefinite).</div></li>
1764 * <li><code>repeat</code> : Number<div class="sub-desc">(optional) The number of times to execute the task before
1765 * stopping automatically (defaults to indefinite).</div></li>
1767 * @return {Object} The task
1769 this.start = function(task){
1771 task.taskStartTime = new Date().getTime();
1772 task.taskRunTime = 0;
1773 task.taskRunCount = 0;
1779 * Stops an existing running task.
1781 * @param {Object} task The task to stop
1782 * @return {Object} The task
1784 this.stop = function(task){
1790 * Stops all tasks that are currently running.
1793 this.stopAll = function(){
1795 for(var i = 0, len = tasks.length; i < len; i++){
1796 if(tasks[i].onStop){
1806 * @class Ext.TaskMgr
1807 * @extends Ext.util.TaskRunner
1808 * A static {@link Ext.util.TaskRunner} instance that can be used to start and stop arbitrary tasks. See
1809 * {@link Ext.util.TaskRunner} for supported methods and task config properties.
1811 // Start a simple clock task that updates a div once per second
1814 Ext.fly('clock').update(new Date().format('g:i:s A'));
1816 interval: 1000 //1 second
1818 Ext.TaskMgr.start(task);
1822 Ext.TaskMgr = new Ext.util.TaskRunner();(function(){
\r
1825 function fly(el) {
\r
1826 if (!libFlyweight) {
\r
1827 libFlyweight = new Ext.Element.Flyweight();
\r
1829 libFlyweight.dom = el;
\r
1830 return libFlyweight;
\r
1834 var doc = document,
\r
1835 isCSS1 = doc.compatMode == "CSS1Compat",
\r
1837 ROUND = Math.round,
\r
1838 PARSEINT = parseInt;
\r
1841 isAncestor : function(p, c) {
\r
1844 p = Ext.getDom(p);
\r
1845 c = Ext.getDom(c);
\r
1848 return p.contains(c);
\r
1849 } else if (p.compareDocumentPosition) {
\r
1850 return !!(p.compareDocumentPosition(c) & 16);
\r
1852 while (c = c.parentNode) {
\r
1853 ret = c == p || ret;
\r
1860 getViewWidth : function(full) {
\r
1861 return full ? this.getDocumentWidth() : this.getViewportWidth();
\r
1864 getViewHeight : function(full) {
\r
1865 return full ? this.getDocumentHeight() : this.getViewportHeight();
\r
1868 getDocumentHeight: function() {
\r
1869 return MAX(!isCSS1 ? doc.body.scrollHeight : doc.documentElement.scrollHeight, this.getViewportHeight());
\r
1872 getDocumentWidth: function() {
\r
1873 return MAX(!isCSS1 ? doc.body.scrollWidth : doc.documentElement.scrollWidth, this.getViewportWidth());
\r
1876 getViewportHeight: function(){
\r
1877 return Ext.isIE ?
\r
1878 (Ext.isStrict ? doc.documentElement.clientHeight : doc.body.clientHeight) :
\r
1882 getViewportWidth : function() {
\r
1883 return !Ext.isStrict && !Ext.isOpera ? doc.body.clientWidth :
\r
1884 Ext.isIE ? doc.documentElement.clientWidth : self.innerWidth;
\r
1887 getY : function(el) {
\r
1888 return this.getXY(el)[1];
\r
1891 getX : function(el) {
\r
1892 return this.getXY(el)[0];
\r
1895 getXY : function(el) {
\r
1906 bd = (doc.body || doc.documentElement),
\r
1909 el = Ext.getDom(el);
\r
1912 if (el.getBoundingClientRect) {
\r
1913 b = el.getBoundingClientRect();
\r
1914 scroll = fly(document).getScroll();
\r
1915 ret = [ROUND(b.left + scroll.left), ROUND(b.top + scroll.top)];
\r
1918 hasAbsolute = fly(el).isStyle("position", "absolute");
\r
1922 x += p.offsetLeft;
\r
1925 hasAbsolute = hasAbsolute || pe.isStyle("position", "absolute");
\r
1927 if (Ext.isGecko) {
\r
1928 y += bt = PARSEINT(pe.getStyle("borderTopWidth"), 10) || 0;
\r
1929 x += bl = PARSEINT(pe.getStyle("borderLeftWidth"), 10) || 0;
\r
1931 if (p != el && !pe.isStyle('overflow','visible')) {
\r
1936 p = p.offsetParent;
\r
1939 if (Ext.isSafari && hasAbsolute) {
\r
1940 x -= bd.offsetLeft;
\r
1941 y -= bd.offsetTop;
\r
1944 if (Ext.isGecko && !hasAbsolute) {
\r
1946 x += PARSEINT(dbd.getStyle("borderLeftWidth"), 10) || 0;
\r
1947 y += PARSEINT(dbd.getStyle("borderTopWidth"), 10) || 0;
\r
1950 p = el.parentNode;
\r
1951 while (p && p != bd) {
\r
1952 if (!Ext.isOpera || (p.tagName != 'TR' && !fly(p).isStyle("display", "inline"))) {
\r
1953 x -= p.scrollLeft;
\r
1964 setXY : function(el, xy) {
\r
1965 (el = Ext.fly(el, '_setXY')).position();
\r
1967 var pts = el.translatePoints(xy),
\r
1968 style = el.dom.style,
\r
1971 for (pos in pts) {
\r
1972 if(!isNaN(pts[pos])) style[pos] = pts[pos] + "px"
\r
1976 setX : function(el, x) {
\r
1977 this.setXY(el, [x, false]);
\r
1980 setY : function(el, y) {
\r
1981 this.setXY(el, [false, y]);
\r
1984 })();Ext.lib.Dom.getRegion = function(el) {
\r
1985 return Ext.lib.Region.getRegion(el);
\r
1986 };Ext.lib.Event = function() {
\r
1987 var loadComplete = false,
\r
1989 unloadListeners = [],
\r
1991 onAvailStack = [],
\r
1998 POLL_RETRYS = 200,
\r
1999 POLL_INTERVAL = 20,
\r
2006 SCROLLLEFT = 'scrollLeft',
\r
2007 SCROLLTOP = 'scrollTop',
\r
2008 UNLOAD = 'unload',
\r
2009 MOUSEOVER = 'mouseover',
\r
2010 MOUSEOUT = 'mouseout',
\r
2012 doAdd = function() {
\r
2014 if (win.addEventListener) {
\r
2015 ret = function(el, eventName, fn, capture) {
\r
2016 if (eventName == 'mouseenter') {
\r
2017 fn = fn.createInterceptor(checkRelatedTarget);
\r
2018 el.addEventListener(MOUSEOVER, fn, (capture));
\r
2019 } else if (eventName == 'mouseleave') {
\r
2020 fn = fn.createInterceptor(checkRelatedTarget);
\r
2021 el.addEventListener(MOUSEOUT, fn, (capture));
\r
2023 el.addEventListener(eventName, fn, (capture));
\r
2027 } else if (win.attachEvent) {
\r
2028 ret = function(el, eventName, fn, capture) {
\r
2029 el.attachEvent("on" + eventName, fn);
\r
2033 ret = function(){};
\r
2038 doRemove = function(){
\r
2040 if (win.removeEventListener) {
\r
2041 ret = function (el, eventName, fn, capture) {
\r
2042 if (eventName == 'mouseenter') {
\r
2043 eventName = MOUSEOVER;
\r
2044 } else if (eventName == 'mouseleave') {
\r
2045 eventName = MOUSEOUT;
\r
2047 el.removeEventListener(eventName, fn, (capture));
\r
2049 } else if (win.detachEvent) {
\r
2050 ret = function (el, eventName, fn) {
\r
2051 el.detachEvent("on" + eventName, fn);
\r
2054 ret = function(){};
\r
2059 function checkRelatedTarget(e) {
\r
2060 return !elContains(e.currentTarget, pub.getRelatedTarget(e));
\r
2063 function elContains(parent, child) {
\r
2064 if(parent && parent.firstChild){
\r
2066 if(child === parent) {
\r
2069 child = child.parentNode;
\r
2070 if(child && (child.nodeType != 1)) {
\r
2080 function _getCacheIndex(el, eventName, fn) {
\r
2081 for(var v, index = -1, len = listeners.length, i = len - 1; i >= 0; --i){
\r
2083 if (v && v[FN] == fn && v[EL] == el && v[TYPE] == eventName) {
\r
2092 function _tryPreloadAttach() {
\r
2096 tryAgain = !loadComplete || (retryCount > 0);
\r
2101 Ext.each(onAvailStack, function (v,i,a){
\r
2102 if(v && (element = doc.getElementById(v.id))){
\r
2103 if(!v.checkReady || loadComplete || element.nextSibling || (doc && doc.body)) {
\r
2104 element = v.override ? (v.override === true ? v.obj : v.override) : element;
\r
2105 v.fn.call(element, v.obj);
\r
2106 onAvailStack[i] = null;
\r
2113 retryCount = (notAvail.length === 0) ? 0 : retryCount - 1;
\r
2118 clearInterval(_interval);
\r
2122 ret = !(locked = false);
\r
2128 function startInterval() {
\r
2130 var callback = function() {
\r
2131 _tryPreloadAttach();
\r
2133 _interval = setInterval(callback, POLL_INTERVAL);
\r
2138 function getScroll() {
\r
2139 var dd = doc.documentElement,
\r
2141 if(dd && (dd[SCROLLTOP] || dd[SCROLLLEFT])){
\r
2142 return [dd[SCROLLLEFT], dd[SCROLLTOP]];
\r
2144 return [db[SCROLLLEFT], db[SCROLLTOP]];
\r
2151 function getPageCoord (ev, xy) {
\r
2152 ev = ev.browserEvent || ev;
\r
2153 var coord = ev['page' + xy];
\r
2154 if (!coord && coord !== 0) {
\r
2155 coord = ev['client' + xy] || 0;
\r
2158 coord += getScroll()[xy == "X" ? 0 : 1];
\r
2166 onAvailable : function(p_id, p_fn, p_obj, p_override) {
\r
2167 onAvailStack.push({
\r
2171 override: p_override,
\r
2172 checkReady: false });
\r
2174 retryCount = POLL_RETRYS;
\r
2179 addListener: function(el, eventName, fn) {
\r
2181 el = Ext.getDom(el);
\r
2183 if (UNLOAD == eventName) {
\r
2184 ret = !!(unloadListeners[unloadListeners.length] = [el, eventName, fn]);
\r
2186 listeners.push([el, eventName, fn, ret = doAdd(el, eventName, fn, false)]);
\r
2192 removeListener: function(el, eventName, fn) {
\r
2197 el = Ext.getDom(el);
\r
2200 ret = this.purgeElement(el, false, eventName);
\r
2201 } else if (UNLOAD == eventName) {
\r
2202 Ext.each(unloadListeners, function(v, i, a) {
\r
2203 if( v && v[0] == el && v[1] == eventName && v[2] == fn) {
\r
2204 unloadListeners.splice(i, 1);
\r
2209 index = arguments[3] || _getCacheIndex(el, eventName, fn);
\r
2210 cacheItem = listeners[index];
\r
2212 if (el && cacheItem) {
\r
2213 doRemove(el, eventName, cacheItem[WFN], false);
\r
2214 cacheItem[WFN] = cacheItem[FN] = null;
\r
2215 listeners.splice(index, 1);
\r
2222 getTarget : function(ev) {
\r
2223 ev = ev.browserEvent || ev;
\r
2224 return this.resolveTextNode(ev.target || ev.srcElement);
\r
2227 resolveTextNode : Ext.isGecko ? function(node){
\r
2231 // work around firefox bug, https://bugzilla.mozilla.org/show_bug.cgi?id=101197
\r
2232 var s = HTMLElement.prototype.toString.call(node);
\r
2233 if(s == '[xpconnect wrapped native prototype]' || s == '[object XULElement]'){
\r
2236 return node.nodeType == 3 ? node.parentNode : node;
\r
2237 } : function(node){
\r
2238 return node && node.nodeType == 3 ? node.parentNode : node;
\r
2241 getRelatedTarget : function(ev) {
\r
2242 ev = ev.browserEvent || ev;
\r
2243 return this.resolveTextNode(ev.relatedTarget ||
\r
2244 (ev.type == MOUSEOUT ? ev.toElement :
\r
2245 ev.type == MOUSEOVER ? ev.fromElement : null));
\r
2248 getPageX : function(ev) {
\r
2249 return getPageCoord(ev, "X");
\r
2252 getPageY : function(ev) {
\r
2253 return getPageCoord(ev, "Y");
\r
2257 getXY : function(ev) {
\r
2258 return [this.getPageX(ev), this.getPageY(ev)];
\r
2261 // Is this useful? Removing to save space unless use case exists.
\r
2262 // getTime: function(ev) {
\r
2263 // ev = ev.browserEvent || ev;
\r
2264 // if (!ev.time) {
\r
2265 // var t = new Date().getTime();
\r
2273 // return ev.time;
\r
2276 stopEvent : function(ev) {
\r
2277 this.stopPropagation(ev);
\r
2278 this.preventDefault(ev);
\r
2281 stopPropagation : function(ev) {
\r
2282 ev = ev.browserEvent || ev;
\r
2283 if (ev.stopPropagation) {
\r
2284 ev.stopPropagation();
\r
2286 ev.cancelBubble = true;
\r
2290 preventDefault : function(ev) {
\r
2291 ev = ev.browserEvent || ev;
\r
2292 if (ev.preventDefault) {
\r
2293 ev.preventDefault();
\r
2295 ev.returnValue = false;
\r
2299 getEvent : function(e) {
\r
2300 e = e || win.event;
\r
2302 var c = this.getEvent.caller;
\r
2304 e = c.arguments[0];
\r
2305 if (e && Event == e.constructor) {
\r
2314 getCharCode : function(ev) {
\r
2315 ev = ev.browserEvent || ev;
\r
2316 return ev.charCode || ev.keyCode || 0;
\r
2319 //clearCache: function() {},
\r
2321 _load : function(e) {
\r
2322 loadComplete = true;
\r
2323 var EU = Ext.lib.Event;
\r
2324 if (Ext.isIE && e !== true) {
\r
2325 // IE8 complains that _load is null or not an object
\r
2326 // so lets remove self via arguments.callee
\r
2327 doRemove(win, "load", arguments.callee);
\r
2331 purgeElement : function(el, recurse, eventName) {
\r
2333 Ext.each( me.getListeners(el, eventName), function(v){
\r
2335 me.removeListener(el, v.type, v.fn, v.index);
\r
2339 if (recurse && el && el.childNodes) {
\r
2340 Ext.each(el.childNodes, function(v){
\r
2341 me.purgeElement(v, recurse, eventName);
\r
2346 getListeners : function(el, eventName) {
\r
2352 searchLists = eventName == UNLOAD ? unloadListeners : listeners;
\r
2354 searchLists = listeners.concat(unloadListeners);
\r
2357 Ext.each(searchLists, function(v, i){
\r
2358 if (v && v[EL] == el && (!eventName || eventName == v[TYPE])) {
\r
2363 adjust: v[ADJ_SCOPE],
\r
2369 return results.length ? results : null;
\r
2372 _unload : function(e) {
\r
2373 var EU = Ext.lib.Event,
\r
2382 Ext.each(unloadListeners, function(v) {
\r
2385 scope = v[ADJ_SCOPE] ? (v[ADJ_SCOPE] === true ? v[OBJ] : v[ADJ_SCOPE]) : win;
\r
2386 v[FN].call(scope, EU.getEvent(e), v[OBJ]);
\r
2391 unloadListeners = null;
\r
2393 if(listeners && (j = listeners.length)){
\r
2395 if((l = listeners[index = --j])){
\r
2396 EU.removeListener(l[EL], l[TYPE], l[FN], index);
\r
2399 //EU.clearCache();
\r
2402 doRemove(win, UNLOAD, EU._unload);
\r
2406 // Initialize stuff.
\r
2407 pub.on = pub.addListener;
\r
2408 pub.un = pub.removeListener;
\r
2409 if (doc && doc.body) {
\r
2412 doAdd(win, "load", pub._load);
\r
2414 doAdd(win, UNLOAD, pub._unload);
\r
2415 _tryPreloadAttach();
\r
2419 * Portions of this file are based on pieces of Yahoo User Interface Library
\r
2420 * Copyright (c) 2007, Yahoo! Inc. All rights reserved.
\r
2421 * YUI licensed under the BSD License:
\r
2422 * http://developer.yahoo.net/yui/license.txt
\r
2424 Ext.lib.Ajax = function() {
\r
2425 var activeX = ['MSXML2.XMLHTTP.3.0',
\r
2427 'Microsoft.XMLHTTP'],
\r
2428 CONTENTTYPE = 'Content-Type';
\r
2431 function setHeader(o) {
\r
2432 var conn = o.conn,
\r
2435 function setTheHeaders(conn, headers){
\r
2436 for (prop in headers) {
\r
2437 if (headers.hasOwnProperty(prop)) {
\r
2438 conn.setRequestHeader(prop, headers[prop]);
\r
2443 if (pub.defaultHeaders) {
\r
2444 setTheHeaders(conn, pub.defaultHeaders);
\r
2447 if (pub.headers) {
\r
2448 setTheHeaders(conn, pub.headers);
\r
2449 delete pub.headers;
\r
2454 function createExceptionObject(tId, callbackArg, isAbort, isTimeout) {
\r
2457 status : isAbort ? -1 : 0,
\r
2458 statusText : isAbort ? 'transaction aborted' : 'communication failure',
\r
2460 isTimeout: isTimeout,
\r
2461 argument : callbackArg
\r
2466 function initHeader(label, value) {
\r
2467 (pub.headers = pub.headers || {})[label] = value;
\r
2471 function createResponseObject(o, callbackArg) {
\r
2472 var headerObj = {},
\r
2479 headerStr = o.conn.getAllResponseHeaders();
\r
2480 Ext.each(headerStr.replace(/\r\n/g, '\n').split('\n'), function(v){
\r
2481 t = v.indexOf(':');
\r
2483 s = v.substr(0, t).toLowerCase();
\r
2484 if(v.charAt(t + 1) == ' '){
\r
2487 headerObj[s] = v.substr(t + 1);
\r
2494 status : conn.status,
\r
2495 statusText : conn.statusText,
\r
2496 getResponseHeader : function(header){return headerObj[header.toLowerCase()];},
\r
2497 getAllResponseHeaders : function(){return headerStr},
\r
2498 responseText : conn.responseText,
\r
2499 responseXML : conn.responseXML,
\r
2500 argument : callbackArg
\r
2505 function releaseObject(o) {
\r
2511 function handleTransactionResponse(o, callback, isAbort, isTimeout) {
\r
2517 var httpStatus, responseObject;
\r
2520 if (o.conn.status !== undefined && o.conn.status != 0) {
\r
2521 httpStatus = o.conn.status;
\r
2524 httpStatus = 13030;
\r
2528 httpStatus = 13030;
\r
2531 if ((httpStatus >= 200 && httpStatus < 300) || (Ext.isIE && httpStatus == 1223)) {
\r
2532 responseObject = createResponseObject(o, callback.argument);
\r
2533 if (callback.success) {
\r
2534 if (!callback.scope) {
\r
2535 callback.success(responseObject);
\r
2538 callback.success.apply(callback.scope, [responseObject]);
\r
2543 switch (httpStatus) {
\r
2550 responseObject = createExceptionObject(o.tId, callback.argument, (isAbort ? isAbort : false), isTimeout);
\r
2551 if (callback.failure) {
\r
2552 if (!callback.scope) {
\r
2553 callback.failure(responseObject);
\r
2556 callback.failure.apply(callback.scope, [responseObject]);
\r
2561 responseObject = createResponseObject(o, callback.argument);
\r
2562 if (callback.failure) {
\r
2563 if (!callback.scope) {
\r
2564 callback.failure(responseObject);
\r
2567 callback.failure.apply(callback.scope, [responseObject]);
\r
2574 responseObject = null;
\r
2578 function handleReadyState(o, callback){
\r
2579 callback = callback || {};
\r
2580 var conn = o.conn,
\r
2583 cbTimeout = callback.timeout || null;
\r
2586 pub.timeout[tId] = setTimeout(function() {
\r
2587 pub.abort(o, callback, true);
\r
2591 poll[tId] = setInterval(
\r
2593 if (conn && conn.readyState == 4) {
\r
2594 clearInterval(poll[tId]);
\r
2598 clearTimeout(pub.timeout[tId]);
\r
2599 pub.timeout[tId] = null;
\r
2602 handleTransactionResponse(o, callback);
\r
2605 pub.pollInterval);
\r
2609 function asyncRequest(method, uri, callback, postData) {
\r
2610 var o = getConnectionObject() || null;
\r
2613 o.conn.open(method, uri, true);
\r
2615 if (pub.useDefaultXhrHeader) {
\r
2616 initHeader('X-Requested-With', pub.defaultXhrHeader);
\r
2619 if(postData && pub.useDefaultHeader && (!pub.headers || !pub.headers[CONTENTTYPE])){
\r
2620 initHeader(CONTENTTYPE, pub.defaultPostHeader);
\r
2623 if (pub.defaultHeaders || pub.headers) {
\r
2627 handleReadyState(o, callback);
\r
2628 o.conn.send(postData || null);
\r
2634 function getConnectionObject() {
\r
2638 if (o = createXhrObject(pub.transactionId)) {
\r
2639 pub.transactionId++;
\r
2648 function createXhrObject(transactionId) {
\r
2652 http = new XMLHttpRequest();
\r
2654 for (var i = 0; i < activeX.length; ++i) {
\r
2656 http = new ActiveXObject(activeX[i]);
\r
2661 return {conn : http, tId : transactionId};
\r
2666 request : function(method, uri, cb, data, options) {
\r
2669 xmlData = options.xmlData,
\r
2670 jsonData = options.jsonData,
\r
2673 Ext.applyIf(me, options);
\r
2675 if(xmlData || jsonData){
\r
2677 if(!hs || !hs[CONTENTTYPE]){
\r
2678 initHeader(CONTENTTYPE, xmlData ? 'text/xml' : 'application/json');
\r
2680 data = xmlData || (Ext.isObject(jsonData) ? Ext.encode(jsonData) : jsonData);
\r
2683 return asyncRequest(method || options.method || "POST", uri, cb, data);
\r
2686 serializeForm : function(form) {
\r
2687 var fElements = form.elements || (document.forms[form] || Ext.getDom(form)).elements,
\r
2688 hasSubmit = false,
\r
2689 encoder = encodeURIComponent,
\r
2697 Ext.each(fElements, function(element) {
\r
2698 name = element.name;
\r
2699 type = element.type;
\r
2701 if (!element.disabled && name){
\r
2702 if(/select-(one|multiple)/i.test(type)){
\r
2703 Ext.each(element.options, function(opt) {
\r
2704 if (opt.selected) {
\r
2705 data += String.format("{0}={1}&",
\r
2707 encoder((opt.hasAttribute ? opt.hasAttribute('value') : opt.getAttribute('value') !== null) ? opt.value : opt.text));
\r
2710 } else if(!/file|undefined|reset|button/i.test(type)) {
\r
2711 if(!(/radio|checkbox/i.test(type) && !element.checked) && !(type == 'submit' && hasSubmit)){
\r
2713 data += encoder(name) + '=' + encoder(element.value) + '&';
\r
2714 hasSubmit = /submit/i.test(type);
\r
2719 return data.substr(0, data.length - 1);
\r
2722 useDefaultHeader : true,
\r
2723 defaultPostHeader : 'application/x-www-form-urlencoded; charset=UTF-8',
\r
2724 useDefaultXhrHeader : true,
\r
2725 defaultXhrHeader : 'XMLHttpRequest',
\r
2728 pollInterval : 50,
\r
2729 transactionId : 0,
\r
2731 // This is never called - Is it worth exposing this?
\r
2732 // setProgId : function(id) {
\r
2733 // activeX.unshift(id);
\r
2736 // This is never called - Is it worth exposing this?
\r
2737 // setDefaultPostHeader : function(b) {
\r
2738 // this.useDefaultHeader = b;
\r
2741 // This is never called - Is it worth exposing this?
\r
2742 // setDefaultXhrHeader : function(b) {
\r
2743 // this.useDefaultXhrHeader = b;
\r
2746 // This is never called - Is it worth exposing this?
\r
2747 // setPollingInterval : function(i) {
\r
2748 // if (typeof i == 'number' && isFinite(i)) {
\r
2749 // this.pollInterval = i;
\r
2753 // This is never called - Is it worth exposing this?
\r
2754 // resetDefaultHeaders : function() {
\r
2755 // this.defaultHeaders = null;
\r
2758 abort : function(o, callback, isTimeout) {
\r
2763 if (me.isCallInProgress(o)) {
\r
2765 clearInterval(me.poll[tId]);
\r
2766 me.poll[tId] = null;
\r
2768 me.timeout[tId] = null;
\r
2771 handleTransactionResponse(o, callback, (isAbort = true), isTimeout);
\r
2776 isCallInProgress : function(o) {
\r
2777 // if there is a connection and readyState is not 0 or 4
\r
2778 return o.conn && !{0:true,4:true}[o.conn.readyState];
\r
2782 }(); Ext.lib.Region = function(t, r, b, l) {
\r
2792 Ext.lib.Region.prototype = {
\r
2793 contains : function(region) {
\r
2795 return ( region.left >= me.left &&
\r
2796 region.right <= me.right &&
\r
2797 region.top >= me.top &&
\r
2798 region.bottom <= me.bottom );
\r
2802 getArea : function() {
\r
2804 return ( (me.bottom - me.top) * (me.right - me.left) );
\r
2807 intersect : function(region) {
\r
2809 t = Math.max(me.top, region.top),
\r
2810 r = Math.min(me.right, region.right),
\r
2811 b = Math.min(me.bottom, region.bottom),
\r
2812 l = Math.max(me.left, region.left);
\r
2814 if (b >= t && r >= l) {
\r
2815 return new Ext.lib.Region(t, r, b, l);
\r
2819 union : function(region) {
\r
2821 t = Math.min(me.top, region.top),
\r
2822 r = Math.max(me.right, region.right),
\r
2823 b = Math.max(me.bottom, region.bottom),
\r
2824 l = Math.min(me.left, region.left);
\r
2826 return new Ext.lib.Region(t, r, b, l);
\r
2829 constrainTo : function(r) {
\r
2831 me.top = me.top.constrain(r.top, r.bottom);
\r
2832 me.bottom = me.bottom.constrain(r.top, r.bottom);
\r
2833 me.left = me.left.constrain(r.left, r.right);
\r
2834 me.right = me.right.constrain(r.left, r.right);
\r
2838 adjust : function(t, l, b, r) {
\r
2848 Ext.lib.Region.getRegion = function(el) {
\r
2849 var p = Ext.lib.Dom.getXY(el),
\r
2851 r = p[0] + el.offsetWidth,
\r
2852 b = p[1] + el.offsetHeight,
\r
2855 return new Ext.lib.Region(t, r, b, l);
\r
2856 }; Ext.lib.Point = function(x, y) {
\r
2857 if (Ext.isArray(x)) {
\r
2862 me.x = me.right = me.left = me[0] = x;
\r
2863 me.y = me.top = me.bottom = me[1] = y;
\r
2866 Ext.lib.Point.prototype = new Ext.lib.Region();
\r
2868 var EXTLIB = Ext.lib,
\r
2869 noNegatives = /width|height|opacity|padding/i,
\r
2870 offsetAttribute = /^((width|height)|(top|left))$/,
\r
2871 defaultUnit = /width|height|top$|bottom$|left$|right$/i,
\r
2872 offsetUnit = /\d+(em|%|en|ex|pt|in|cm|mm|pc)$/i,
\r
2873 isset = function(v){
\r
2874 return typeof v !== 'undefined';
\r
2877 return new Date();
\r
2881 motion : function(el, args, duration, easing, cb, scope) {
\r
2882 return this.run(el, args, duration, easing, cb, scope, Ext.lib.Motion);
\r
2885 run : function(el, args, duration, easing, cb, scope, type) {
\r
2886 type = type || Ext.lib.AnimBase;
\r
2887 if (typeof easing == "string") {
\r
2888 easing = Ext.lib.Easing[easing];
\r
2890 var anim = new type(el, args, duration, easing);
\r
2891 anim.animateX(function() {
\r
2892 if(Ext.isFunction(cb)){
\r
2900 EXTLIB.AnimBase = function(el, attributes, duration, method) {
\r
2902 this.init(el, attributes, duration, method);
\r
2906 EXTLIB.AnimBase.prototype = {
\r
2907 doMethod: function(attr, start, end) {
\r
2909 return me.method(me.curFrame, start, end - start, me.totalFrames);
\r
2913 setAttr: function(attr, val, unit) {
\r
2914 if (noNegatives.test(attr) && val < 0) {
\r
2917 Ext.fly(this.el, '_anim').setStyle(attr, val + unit);
\r
2921 getAttr: function(attr) {
\r
2922 var el = Ext.fly(this.el),
\r
2923 val = el.getStyle(attr),
\r
2924 a = offsetAttribute.exec(attr) || []
\r
2926 if (val !== 'auto' && !offsetUnit.test(val)) {
\r
2927 return parseFloat(val);
\r
2930 return (!!(a[2]) || (el.getStyle('position') == 'absolute' && !!(a[3]))) ? el.dom['offset' + a[0].charAt(0).toUpperCase() + a[0].substr(1)] : 0;
\r
2934 getDefaultUnit: function(attr) {
\r
2935 return defaultUnit.test(attr) ? 'px' : '';
\r
2938 animateX : function(callback, scope) {
\r
2941 me.onComplete.removeListener(f);
\r
2942 if (Ext.isFunction(callback)) {
\r
2943 callback.call(scope || me, me);
\r
2946 me.onComplete.addListener(f, me);
\r
2951 setRunAttr: function(attr) {
\r
2953 a = this.attributes[attr],
\r
2958 ra = (this.runAttrs[attr] = {}),
\r
2961 if (!isset(to) && !isset(by)){
\r
2965 var start = isset(from) ? from : me.getAttr(attr);
\r
2968 }else if(isset(by)) {
\r
2969 if (Ext.isArray(start)){
\r
2971 Ext.each(start, function(v, i){
\r
2972 end[i] = v + by[i];
\r
2982 unit: isset(unit) ? unit : me.getDefaultUnit(attr)
\r
2987 init: function(el, attributes, duration, method) {
\r
2990 mgr = EXTLIB.AnimMgr;
\r
2993 isAnimated: false,
\r
2995 el: Ext.getDom(el),
\r
2996 attributes: attributes || {},
\r
2997 duration: duration || 1,
\r
2998 method: method || EXTLIB.Easing.easeNone,
\r
3001 totalFrames: mgr.fps,
\r
3003 animate: function(){
\r
3007 if(me.isAnimated){
\r
3012 me.totalFrames = me.useSec ? Math.ceil(mgr.fps * d) : d;
\r
3013 mgr.registerElement(me);
\r
3016 stop: function(finish){
\r
3020 me.curFrame = me.totalFrames;
\r
3021 me._onTween.fire();
\r
3027 var onStart = function(){
\r
3031 me.onStart.fire();
\r
3033 for(attr in this.attributes){
\r
3034 this.setRunAttr(attr);
\r
3037 me.isAnimated = true;
\r
3038 me.startTime = now();
\r
3043 var onTween = function(){
\r
3047 duration: now() - me.startTime,
\r
3048 curFrame: me.curFrame
\r
3051 var ra = me.runAttrs;
\r
3052 for (var attr in ra) {
\r
3053 this.setAttr(attr, me.doMethod(attr, ra[attr].start, ra[attr].end), ra[attr].unit);
\r
3059 var onComplete = function() {
\r
3061 actual = (now() - me.startTime) / 1000,
\r
3064 frames: actualFrames,
\r
3065 fps: actualFrames / actual
\r
3068 me.isAnimated = false;
\r
3070 me.onComplete.fire(data);
\r
3073 me.onStart = new Ext.util.Event(me);
\r
3074 me.onTween = new Ext.util.Event(me);
\r
3075 me.onComplete = new Ext.util.Event(me);
\r
3076 (me._onStart = new Ext.util.Event(me)).addListener(onStart);
\r
3077 (me._onTween = new Ext.util.Event(me)).addListener(onTween);
\r
3078 (me._onComplete = new Ext.util.Event(me)).addListener(onComplete);
\r
3083 Ext.lib.AnimMgr = new function() {
\r
3093 registerElement: function(tween){
\r
3094 queue.push(tween);
\r
3096 tween._onStart.fire();
\r
3100 unRegister: function(tween, index){
\r
3101 tween._onComplete.fire();
\r
3102 index = index || getIndex(tween);
\r
3103 if (index != -1) {
\r
3104 queue.splice(index, 1);
\r
3107 if (--tweenCount <= 0) {
\r
3112 start: function(){
\r
3113 if(thread === null){
\r
3114 thread = setInterval(me.run, me.delay);
\r
3118 stop: function(tween){
\r
3120 clearInterval(thread);
\r
3121 for(var i = 0, len = queue.length; i < len; ++i){
\r
3122 if(queue[0].isAnimated){
\r
3123 me.unRegister(queue[0], 0);
\r
3131 me.unRegister(tween);
\r
3137 Ext.each(queue, function(tween){
\r
3138 if(tween && tween.isAnimated){
\r
3139 tf = tween.totalFrames;
\r
3140 if(tween.curFrame < tf || tf === null){
\r
3143 correctFrame(tween);
\r
3145 tween._onTween.fire();
\r
3154 var getIndex = function(anim) {
\r
3156 Ext.each(queue, function(item, idx){
\r
3166 var correctFrame = function(tween) {
\r
3167 var frames = tween.totalFrames,
\r
3168 frame = tween.curFrame,
\r
3169 duration = tween.duration,
\r
3170 expected = (frame * duration * 1000 / frames),
\r
3171 elapsed = (now() - tween.startTime),
\r
3174 if(elapsed < duration * 1000){
\r
3175 tweak = Math.round((elapsed / expected - 1) * frame);
\r
3177 tweak = frames - (frame + 1);
\r
3179 if(tweak > 0 && isFinite(tweak)){
\r
3180 if(tween.curFrame + tweak >= frames){
\r
3181 tweak = frames - (frame + 1);
\r
3183 tween.curFrame += tweak;
\r
3188 EXTLIB.Bezier = new function() {
\r
3190 this.getPosition = function(points, t) {
\r
3191 var n = points.length,
\r
3197 for (i = 0; i < n; ++i) {
\r
3198 tmp[i] = [points[i][0], points[i][1]];
\r
3201 for (j = 1; j < n; ++j) {
\r
3202 for (i = 0; i < n - j; ++i) {
\r
3203 tmp[i][0] = c * tmp[i][0] + t * tmp[parseInt(i + 1, 10)][0];
\r
3204 tmp[i][1] = c * tmp[i][1] + t * tmp[parseInt(i + 1, 10)][1];
\r
3208 return [ tmp[0][0], tmp[0][1] ];
\r
3215 easeNone: function (t, b, c, d) {
\r
3216 return c * t / d + b;
\r
3220 easeIn: function (t, b, c, d) {
\r
3221 return c * (t /= d) * t + b;
\r
3225 easeOut: function (t, b, c, d) {
\r
3226 return -c * (t /= d) * (t - 2) + b;
\r
3231 EXTLIB.Motion = function(el, attributes, duration, method) {
\r
3233 EXTLIB.Motion.superclass.constructor.call(this, el, attributes, duration, method);
\r
3237 Ext.extend(EXTLIB.Motion, Ext.lib.AnimBase);
\r
3239 var superclass = EXTLIB.Motion.superclass,
\r
3240 proto = EXTLIB.Motion.prototype,
\r
3241 pointsRe = /^points$/i;
\r
3243 Ext.apply(EXTLIB.Motion.prototype, {
\r
3244 setAttr: function(attr, val, unit){
\r
3246 setAttr = superclass.setAttr;
\r
3248 if (pointsRe.test(attr)) {
\r
3249 unit = unit || 'px';
\r
3250 setAttr.call(me, 'left', val[0], unit);
\r
3251 setAttr.call(me, 'top', val[1], unit);
\r
3253 setAttr.call(me, attr, val, unit);
\r
3257 getAttr: function(attr){
\r
3259 getAttr = superclass.getAttr;
\r
3261 return pointsRe.test(attr) ? [getAttr.call(me, 'left'), getAttr.call(me, 'top')] : getAttr.call(me, attr);
\r
3264 doMethod: function(attr, start, end){
\r
3267 return pointsRe.test(attr)
\r
3268 ? EXTLIB.Bezier.getPosition(me.runAttrs[attr], me.method(me.curFrame, 0, 100, me.totalFrames) / 100)
\r
3269 : superclass.doMethod.call(me, attr, start, end);
\r
3272 setRunAttr: function(attr){
\r
3273 if(pointsRe.test(attr)){
\r
3277 points = this.attributes.points,
\r
3278 control = points.control || [],
\r
3279 from = points.from,
\r
3290 if(control.length > 0 && !Ext.isArray(control[0])){
\r
3291 control = [control];
\r
3295 for (i = 0,len = control.length; i < len; ++i) {
\r
3296 tmp[i] = control[i];
\r
3302 Ext.fly(el, '_anim').position();
\r
3303 DOM.setXY(el, isset(from) ? from : DOM.getXY(el));
\r
3304 start = me.getAttr('points');
\r
3308 end = translateValues.call(me, to, start);
\r
3309 for (i = 0,len = control.length; i < len; ++i) {
\r
3310 control[i] = translateValues.call(me, control[i], start);
\r
3312 } else if (isset(by)) {
\r
3313 end = [start[0] + by[0], start[1] + by[1]];
\r
3315 for (i = 0,len = control.length; i < len; ++i) {
\r
3316 control[i] = [ start[0] + control[i][0], start[1] + control[i][1] ];
\r
3320 ra = this.runAttrs[attr] = [start];
\r
3321 if (control.length > 0) {
\r
3322 ra = ra.concat(control);
\r
3325 ra[ra.length] = end;
\r
3327 superclass.setRunAttr.call(this, attr);
\r
3332 var translateValues = function(val, start) {
\r
3333 var pageXY = EXTLIB.Dom.getXY(this.el);
\r
3334 return [val[0] - pageXY[0] + start[0], val[1] - pageXY[1] + start[1]];
\r
3337 })();// Easing functions
\r
3339 // shortcuts to aid compression
\r
3340 var abs = Math.abs,
\r
3347 Ext.apply(EXTLIB.Easing, {
\r
3349 easeBoth: function (t, b, c, d) {
\r
3350 return ((t /= d / 2) < 1) ? c / 2 * t * t + b : -c / 2 * ((--t) * (t - 2) - 1) + b;
\r
3353 easeInStrong: function (t, b, c, d) {
\r
3354 return c * (t /= d) * t * t * t + b;
\r
3357 easeOutStrong: function (t, b, c, d) {
\r
3358 return -c * ((t = t / d - 1) * t * t * t - 1) + b;
\r
3361 easeBothStrong: function (t, b, c, d) {
\r
3362 return ((t /= d / 2) < 1) ? c / 2 * t * t * t * t + b : -c / 2 * ((t -= 2) * t * t * t - 2) + b;
\r
3365 elasticIn: function (t, b, c, d, a, p) {
\r
3366 if (t == 0 || (t /= d) == 1) {
\r
3367 return t == 0 ? b : b + c;
\r
3369 p = p || (d * .3);
\r
3372 if (a >= abs(c)) {
\r
3373 s = p / (2 * pi) * asin(c / a);
\r
3379 return -(a * pow(2, 10 * (t -= 1)) * sin((t * d - s) * (2 * pi) / p)) + b;
\r
3383 elasticOut: function (t, b, c, d, a, p) {
\r
3384 if (t == 0 || (t /= d) == 1) {
\r
3385 return t == 0 ? b : b + c;
\r
3387 p = p || (d * .3);
\r
3390 if (a >= abs(c)) {
\r
3391 s = p / (2 * pi) * asin(c / a);
\r
3397 return a * pow(2, -10 * t) * sin((t * d - s) * (2 * pi) / p) + c + b;
\r
3400 elasticBoth: function (t, b, c, d, a, p) {
\r
3401 if (t == 0 || (t /= d / 2) == 2) {
\r
3402 return t == 0 ? b : b + c;
\r
3405 p = p || (d * (.3 * 1.5));
\r
3408 if (a >= abs(c)) {
\r
3409 s = p / (2 * pi) * asin(c / a);
\r
3416 -.5 * (a * pow(2, 10 * (t -= 1)) * sin((t * d - s) * (2 * pi) / p)) + b :
\r
3417 a * pow(2, -10 * (t -= 1)) * sin((t * d - s) * (2 * pi) / p) * .5 + c + b;
\r
3420 backIn: function (t, b, c, d, s) {
\r
3421 s = s || 1.70158;
\r
3422 return c * (t /= d) * t * ((s + 1) * t - s) + b;
\r
3426 backOut: function (t, b, c, d, s) {
\r
3430 return c * ((t = t / d - 1) * t * ((s + 1) * t + s) + 1) + b;
\r
3434 backBoth: function (t, b, c, d, s) {
\r
3435 s = s || 1.70158;
\r
3437 return ((t /= d / 2 ) < 1) ?
\r
3438 c / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)) + b :
\r
3439 c / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2) + b;
\r
3443 bounceIn: function (t, b, c, d) {
\r
3444 return c - EXTLIB.Easing.bounceOut(d - t, 0, c, d) + b;
\r
3448 bounceOut: function (t, b, c, d) {
\r
3449 if ((t /= d) < (1 / 2.75)) {
\r
3450 return c * (7.5625 * t * t) + b;
\r
3451 } else if (t < (2 / 2.75)) {
\r
3452 return c * (7.5625 * (t -= (1.5 / 2.75)) * t + .75) + b;
\r
3453 } else if (t < (2.5 / 2.75)) {
\r
3454 return c * (7.5625 * (t -= (2.25 / 2.75)) * t + .9375) + b;
\r
3456 return c * (7.5625 * (t -= (2.625 / 2.75)) * t + .984375) + b;
\r
3460 bounceBoth: function (t, b, c, d) {
\r
3461 return (t < d / 2) ?
\r
3462 EXTLIB.Easing.bounceIn(t * 2, 0, c, d) * .5 + b :
\r
3463 EXTLIB.Easing.bounceOut(t * 2 - d, 0, c, d) * .5 + c * .5 + b;
\r
3469 var EXTLIB = Ext.lib;
\r
3470 // Color Animation
\r
3471 EXTLIB.Anim.color = function(el, args, duration, easing, cb, scope) {
\r
3472 return EXTLIB.Anim.run(el, args, duration, easing, cb, scope, EXTLIB.ColorAnim);
\r
3475 EXTLIB.ColorAnim = function(el, attributes, duration, method) {
\r
3476 EXTLIB.ColorAnim.superclass.constructor.call(this, el, attributes, duration, method);
\r
3479 Ext.extend(EXTLIB.ColorAnim, EXTLIB.AnimBase);
\r
3481 var superclass = EXTLIB.ColorAnim.superclass,
\r
3482 colorRE = /color$/i,
\r
3483 transparentRE = /^transparent|rgba\(0, 0, 0, 0\)$/,
\r
3484 rgbRE = /^rgb\(([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\)$/i,
\r
3485 hexRE= /^#?([0-9A-F]{2})([0-9A-F]{2})([0-9A-F]{2})$/i,
\r
3486 hex3RE = /^#?([0-9A-F]{1})([0-9A-F]{1})([0-9A-F]{1})$/i,
\r
3487 isset = function(v){
\r
3488 return typeof v !== 'undefined';
\r
3492 function parseColor(s) {
\r
3493 var pi = parseInt,
\r
3498 if (s.length == 3) {
\r
3502 Ext.each([hexRE, rgbRE, hex3RE], function(re, idx){
\r
3503 base = (idx % 2 == 0) ? 16 : 10;
\r
3505 if(c && c.length == 4){
\r
3506 out = [pi(c[1], base), pi(c[2], base), pi(c[3], base)];
\r
3513 Ext.apply(EXTLIB.ColorAnim.prototype, {
\r
3514 getAttr : function(attr) {
\r
3518 if(colorRE.test(attr)){
\r
3519 while(el && transparentRE.test(val = Ext.fly(el).getStyle(attr))){
\r
3520 el = el.parentNode;
\r
3524 val = superclass.getAttr.call(me, attr);
\r
3529 doMethod : function(attr, start, end) {
\r
3532 floor = Math.floor;
\r
3534 if(colorRE.test(attr)){
\r
3537 Ext.each(start, function(v, i) {
\r
3538 val[i] = superclass.doMethod.call(me, attr, v, end[i]);
\r
3541 val = 'rgb(' + floor(val[0]) + ',' + floor(val[1]) + ',' + floor(val[2]) + ')';
\r
3543 val = superclass.doMethod.call(me, attr, start, end);
\r
3548 setRunAttr : function(attr) {
\r
3550 a = me.attributes[attr],
\r
3555 superclass.setRunAttr.call(me, attr);
\r
3556 ra = me.runAttrs[attr];
\r
3557 if(colorRE.test(attr)){
\r
3558 var start = parseColor(ra.start),
\r
3559 end = parseColor(ra.end);
\r
3561 if(!isset(to) && isset(by)){
\r
3562 end = parseColor(by);
\r
3563 Ext.each(start, function(item, i){
\r
3564 end[i] = item + end[i];
\r
3576 // Scroll Animation
\r
3577 var EXTLIB = Ext.lib;
\r
3578 EXTLIB.Anim.scroll = function(el, args, duration, easing, cb, scope) {
\r
3579 return EXTLIB.Anim.run(el, args, duration, easing, cb, scope, EXTLIB.Scroll);
\r
3582 EXTLIB.Scroll = function(el, attributes, duration, method) {
\r
3584 EXTLIB.Scroll.superclass.constructor.call(this, el, attributes, duration, method);
\r
3588 Ext.extend(EXTLIB.Scroll, EXTLIB.ColorAnim);
\r
3590 var superclass = EXTLIB.Scroll.superclass,
\r
3591 SCROLL = 'scroll';
\r
3593 Ext.apply(EXTLIB.Scroll.prototype, {
\r
3595 doMethod : function(attr, start, end) {
\r
3598 curFrame = me.curFrame,
\r
3599 totalFrames = me.totalFrames;
\r
3601 if(attr == SCROLL){
\r
3602 val = [me.method(curFrame, start[0], end[0] - start[0], totalFrames),
\r
3603 me.method(curFrame, start[1], end[1] - start[1], totalFrames)];
\r
3605 val = superclass.doMethod.call(me, attr, start, end);
\r
3610 getAttr : function(attr) {
\r
3613 if (attr == SCROLL) {
\r
3614 return [me.el.scrollLeft, me.el.scrollTop];
\r
3616 return superclass.getAttr.call(me, attr);
\r
3620 setAttr : function(attr, val, unit) {
\r
3623 if(attr == SCROLL){
\r
3624 me.el.scrollLeft = val[0];
\r
3625 me.el.scrollTop = val[1];
\r
3627 superclass.setAttr.call(me, attr, val, unit);
\r
3633 function fnCleanUp() {
\r
3634 var p = Function.prototype;
\r
3635 delete p.createSequence;
\r
3637 delete p.createDelegate;
\r
3638 delete p.createCallback;
\r
3639 delete p.createInterceptor;
\r
3641 window.detachEvent("onunload", fnCleanUp);
\r
3643 window.attachEvent("onunload", fnCleanUp);
\r