git.roojs.org Git - roojs1/blob - docs/symbols/src/Roo.js.html

   1 <html><head><title>../roojs1/Roo.js</title><link rel="stylesheet" type="text/css" href="../../../css/highlight-js.css"/></head><body class="highlightpage"><code class="jsdoc-pretty"><span class="jsdoc-comment">/*
   2  * Based on:
   3  * Ext JS Library 1.1.1
   4  * Copyright(c) 2006-2007, Ext JS, LLC.
   5  *
   6  * Originally Released Under LGPL - original licence link has changed is not relivant.
   7  *
   8  * Fork - LGPL
   9  * &lt;script type=&quot;text/javascript&quot;&gt;
  10  */
  11
  12
  13
  14
  15
  16 // for old browsers
  17 </span><span class="jsdoc-var">window</span><span class="jsdoc-syntax">[</span><span class="jsdoc-string">&quot;undefined&quot;</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">window</span><span class="jsdoc-syntax">[</span><span class="jsdoc-string">&quot;undefined&quot;</span><span class="jsdoc-syntax">];
  18
  19 </span><span class="jsdoc-comment">/**
  20  * @class Roo
  21  * Roo core utilities and functions.
  22  * @singleton
  23  */
  24 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">Roo </span><span class="jsdoc-syntax">= {};
  25 </span><span class="jsdoc-comment">/**
  26  * Copies all the properties of config to obj.
  27  * @param {Object} obj The receiver of the properties
  28  * @param {Object} config The source of the properties
  29  * @param {Object} defaults A different object that will also be applied for default values
  30  * @return {Object} returns obj
  31  * @member Roo apply
  32  */
  33
  34
  35 </span><span class="jsdoc-var">Roo.apply </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">defaults</span><span class="jsdoc-syntax">){
  36     </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">defaults</span><span class="jsdoc-syntax">){
  37         </span><span class="jsdoc-comment">// no &quot;this&quot; reference for friendly out of scope calls
  38         </span><span class="jsdoc-var">Roo.apply</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">defaults</span><span class="jsdoc-syntax">);
  39     }
  40     </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'object'</span><span class="jsdoc-syntax">){
  41         </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">p </span><span class="jsdoc-keyword">in </span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">){
  42             </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">p</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">p</span><span class="jsdoc-syntax">];
  43         }
  44     }
  45     </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">;
  46 };
  47
  48
  49 (</span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
  50     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">idSeed </span><span class="jsdoc-syntax">= 0;
  51     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">ua </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">navigator.userAgent.toLowerCase</span><span class="jsdoc-syntax">();
  52
  53     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">isStrict </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">document.compatMode </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">&quot;CSS1Compat&quot;</span><span class="jsdoc-syntax">,
  54         </span><span class="jsdoc-var">isOpera </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ua.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;opera&quot;</span><span class="jsdoc-syntax">) &gt; -1,
  55         </span><span class="jsdoc-var">isSafari </span><span class="jsdoc-syntax">= (/webkit|khtml/)</span><span class="jsdoc-var">.test</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ua</span><span class="jsdoc-syntax">),
  56         </span><span class="jsdoc-var">isFirefox </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ua.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;firefox&quot;</span><span class="jsdoc-syntax">) &gt; -1,
  57         </span><span class="jsdoc-var">isIE </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ua.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;msie&quot;</span><span class="jsdoc-syntax">) &gt; -1,
  58         </span><span class="jsdoc-var">isIE7 </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ua.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;msie 7&quot;</span><span class="jsdoc-syntax">) &gt; -1,
  59         </span><span class="jsdoc-var">isIE11 </span><span class="jsdoc-syntax">= /trident.*rv\:11\./</span><span class="jsdoc-var">.test</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ua</span><span class="jsdoc-syntax">),
  60         </span><span class="jsdoc-var">isGecko </span><span class="jsdoc-syntax">= !</span><span class="jsdoc-var">isSafari </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">ua.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;gecko&quot;</span><span class="jsdoc-syntax">) &gt; -1,
  61         </span><span class="jsdoc-var">isBorderBox </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">isIE </span><span class="jsdoc-syntax">&amp;&amp; !</span><span class="jsdoc-var">isStrict</span><span class="jsdoc-syntax">,
  62         </span><span class="jsdoc-var">isWindows </span><span class="jsdoc-syntax">= (</span><span class="jsdoc-var">ua.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;windows&quot;</span><span class="jsdoc-syntax">) != -1 || </span><span class="jsdoc-var">ua.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;win32&quot;</span><span class="jsdoc-syntax">) != -1),
  63         </span><span class="jsdoc-var">isMac </span><span class="jsdoc-syntax">= (</span><span class="jsdoc-var">ua.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;macintosh&quot;</span><span class="jsdoc-syntax">) != -1 || </span><span class="jsdoc-var">ua.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;mac os x&quot;</span><span class="jsdoc-syntax">) != -1),
  64         </span><span class="jsdoc-var">isLinux </span><span class="jsdoc-syntax">= (</span><span class="jsdoc-var">ua.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;linux&quot;</span><span class="jsdoc-syntax">) != -1),
  65         </span><span class="jsdoc-var">isSecure </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">window.location.href.toLowerCase</span><span class="jsdoc-syntax">()</span><span class="jsdoc-var">.indexOf</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;https&quot;</span><span class="jsdoc-syntax">) === 0,
  66         </span><span class="jsdoc-var">isIOS </span><span class="jsdoc-syntax">= /iphone|ipad/</span><span class="jsdoc-var">.test</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ua</span><span class="jsdoc-syntax">),
  67         </span><span class="jsdoc-var">isTouch </span><span class="jsdoc-syntax">=  (</span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">() {
  68             </span><span class="jsdoc-keyword">try </span><span class="jsdoc-syntax">{
  69                 </span><span class="jsdoc-var">document.createEvent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;TouchEvent&quot;</span><span class="jsdoc-syntax">);
  70                 </span><span class="jsdoc-keyword">return true</span><span class="jsdoc-syntax">;
  71             } </span><span class="jsdoc-keyword">catch </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">) {
  72                 </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
  73             }
  74
  75         })();
  76     </span><span class="jsdoc-comment">// remove css image flicker
  77         </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">isIE </span><span class="jsdoc-syntax">&amp;&amp; !</span><span class="jsdoc-var">isIE7</span><span class="jsdoc-syntax">){
  78         </span><span class="jsdoc-keyword">try</span><span class="jsdoc-syntax">{
  79             </span><span class="jsdoc-var">document.execCommand</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;BackgroundImageCache&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">, </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">);
  80         }</span><span class="jsdoc-keyword">catch</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">){}
  81     }
  82
  83     </span><span class="jsdoc-var">Roo.apply</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo</span><span class="jsdoc-syntax">, {
  84         </span><span class="jsdoc-comment">/**
  85          * True if the browser is in strict mode
  86          * @type Boolean
  87          */
  88         </span><span class="jsdoc-var">isStrict </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isStrict</span><span class="jsdoc-syntax">,
  89         </span><span class="jsdoc-comment">/**
  90          * True if the page is running over SSL
  91          * @type Boolean
  92          */
  93         </span><span class="jsdoc-var">isSecure </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isSecure</span><span class="jsdoc-syntax">,
  94         </span><span class="jsdoc-comment">/**
  95          * True when the document is fully initialized and ready for action
  96          * @type Boolean
  97          */
  98         </span><span class="jsdoc-var">isReady </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
  99         </span><span class="jsdoc-comment">/**
 100          * Turn on debugging output (currently only the factory uses this)
 101          * @type Boolean
 102          */
 103
 104         </span><span class="jsdoc-var">debug</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
 105
 106         </span><span class="jsdoc-comment">/**
 107          * True to automatically uncache orphaned Roo.Elements periodically (defaults to true)
 108          * @type Boolean
 109          */
 110         </span><span class="jsdoc-var">enableGarbageCollector </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">,
 111
 112         </span><span class="jsdoc-comment">/**
 113          * True to automatically purge event listeners after uncaching an element (defaults to false).
 114          * Note: this only happens if enableGarbageCollector is true.
 115          * @type Boolean
 116          */
 117         </span><span class="jsdoc-var">enableListenerCollection</span><span class="jsdoc-syntax">:</span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">,
 118
 119         </span><span class="jsdoc-comment">/**
 120          * URL to a blank file used by Roo when in secure mode for iframe src and onReady src to prevent
 121          * the IE insecure content warning (defaults to javascript:false).
 122          * @type String
 123          */
 124         </span><span class="jsdoc-var">SSL_SECURE_URL </span><span class="jsdoc-syntax">: </span><span class="jsdoc-string">&quot;javascript:false&quot;</span><span class="jsdoc-syntax">,
 125
 126         </span><span class="jsdoc-comment">/**
 127          * URL to a 1x1 transparent gif image used by Roo to create inline icons with CSS background images. (Defaults to
 128          * &quot;http://Roojs.com/s.gif&quot; and you should change this to a URL on your server).
 129          * @type String
 130          */
 131         </span><span class="jsdoc-var">BLANK_IMAGE_URL </span><span class="jsdoc-syntax">: </span><span class="jsdoc-string">&quot;http:/&quot;</span><span class="jsdoc-syntax">+</span><span class="jsdoc-string">&quot;/localhost/s.gif&quot;</span><span class="jsdoc-syntax">,
 132
 133         </span><span class="jsdoc-var">emptyFn </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){},
 134
 135         </span><span class="jsdoc-comment">/**
 136          * Copies all the properties of config to obj if they don't already exist.
 137          * @param {Object} obj The receiver of the properties
 138          * @param {Object} config The source of the properties
 139          * @return {Object} returns obj
 140          */
 141         </span><span class="jsdoc-var">applyIf </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">){
 142             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">){
 143                 </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">p </span><span class="jsdoc-keyword">in </span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">){
 144                     </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">p</span><span class="jsdoc-syntax">] == </span><span class="jsdoc-string">&quot;undefined&quot;</span><span class="jsdoc-syntax">){ </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">p</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">p</span><span class="jsdoc-syntax">]; }
 145                 }
 146             }
 147             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">;
 148         },
 149
 150         </span><span class="jsdoc-comment">/**
 151          * Applies event listeners to elements by selectors when the document is ready.
 152          * The event name is specified with an @ suffix.
 153 &lt;pre&gt;&lt;code&gt;
 154 Roo.addBehaviors({
 155    // add a listener for click on all anchors in element with id foo
 156    '#foo a@click' : function(e, t){
 157        // do something
 158    },
 159
 160    // add the same listener to multiple selectors (separated by comma BEFORE the @)
 161    '#foo a, #bar span.some-class@mouseover' : function(){
 162        // do something
 163    }
 164 });
 165 &lt;/code&gt;&lt;/pre&gt;
 166          * @param {Object} obj The list of behaviors to apply
 167          */
 168         </span><span class="jsdoc-var">addBehaviors </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">){
 169             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">Roo.isReady</span><span class="jsdoc-syntax">){
 170                 </span><span class="jsdoc-var">Roo.onReady</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
 171                     </span><span class="jsdoc-var">Roo.addBehaviors</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">);
 172                 });
 173                 </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">;
 174             }
 175             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">cache </span><span class="jsdoc-syntax">= {}; </span><span class="jsdoc-comment">// simple cache for applying multiple behaviors to same selector does query multiple times
 176             </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">b </span><span class="jsdoc-keyword">in </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">){
 177                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">parts </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">b.split</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">'@'</span><span class="jsdoc-syntax">);
 178                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">parts</span><span class="jsdoc-syntax">[1]){ </span><span class="jsdoc-comment">// for Object prototype breakers
 179                     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">s </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">parts</span><span class="jsdoc-syntax">[0];
 180                     </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">cache</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">s</span><span class="jsdoc-syntax">]){
 181                         </span><span class="jsdoc-var">cache</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">s</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">Roo.select</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s</span><span class="jsdoc-syntax">);
 182                     }
 183                     </span><span class="jsdoc-var">cache</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">s</span><span class="jsdoc-syntax">]</span><span class="jsdoc-var">.on</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">parts</span><span class="jsdoc-syntax">[1], </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">b</span><span class="jsdoc-syntax">]);
 184                 }
 185             }
 186             </span><span class="jsdoc-var">cache </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
 187         },
 188
 189         </span><span class="jsdoc-comment">/**
 190          * Generates unique ids. If the element already has an id, it is unchanged
 191          * @param {String/HTMLElement/Element} el (optional) The element to generate an id for
 192          * @param {String} prefix (optional) Id prefix (defaults &quot;Roo-gen&quot;)
 193          * @return {String} The generated Id.
 194          */
 195         </span><span class="jsdoc-var">id </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">prefix</span><span class="jsdoc-syntax">){
 196             </span><span class="jsdoc-var">prefix </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">prefix </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-string">&quot;roo-gen&quot;</span><span class="jsdoc-syntax">;
 197             </span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Roo.getDom</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">);
 198             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">id </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">prefix </span><span class="jsdoc-syntax">+ (++</span><span class="jsdoc-var">idSeed</span><span class="jsdoc-syntax">);
 199             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">? (</span><span class="jsdoc-var">el.id </span><span class="jsdoc-syntax">? </span><span class="jsdoc-var">el.id </span><span class="jsdoc-syntax">: (</span><span class="jsdoc-var">el.id </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">id</span><span class="jsdoc-syntax">)) : </span><span class="jsdoc-var">id</span><span class="jsdoc-syntax">;
 200         },
 201
 202
 203         </span><span class="jsdoc-comment">/**
 204          * Extends one class with another class and optionally overrides members with the passed literal. This class
 205          * also adds the function &quot;override()&quot; to the class that can be used to override
 206          * members on an instance.
 207          * @param {Object} subclass The class inheriting the functionality
 208          * @param {Object} superclass The class being extended
 209          * @param {Object} overrides (optional) A literal with members
 210          * @method extend
 211          */
 212         </span><span class="jsdoc-var">extend </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
 213             </span><span class="jsdoc-comment">// inline overrides
 214             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">io </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">){
 215                 </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">m </span><span class="jsdoc-keyword">in </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">){
 216                     </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">m</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">m</span><span class="jsdoc-syntax">];
 217                 }
 218             };
 219             </span><span class="jsdoc-keyword">return function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">sb</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">sp</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">overrides</span><span class="jsdoc-syntax">){
 220                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">sp </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'object'</span><span class="jsdoc-syntax">){ </span><span class="jsdoc-comment">// eg. prototype, rather than function constructor..
 221                     </span><span class="jsdoc-var">overrides </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">sp</span><span class="jsdoc-syntax">;
 222                     </span><span class="jsdoc-var">sp </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">sb</span><span class="jsdoc-syntax">;
 223                     </span><span class="jsdoc-var">sb </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){</span><span class="jsdoc-var">sp.apply</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">arguments</span><span class="jsdoc-syntax">);};
 224                 }
 225                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">F </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){}, </span><span class="jsdoc-var">sbp</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">spp </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">sp.prototype</span><span class="jsdoc-syntax">;
 226                 </span><span class="jsdoc-var">F.prototype </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">spp</span><span class="jsdoc-syntax">;
 227                 </span><span class="jsdoc-var">sbp </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">sb.prototype </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">new </span><span class="jsdoc-var">F</span><span class="jsdoc-syntax">();
 228                 </span><span class="jsdoc-var">sbp.constructor</span><span class="jsdoc-syntax">=</span><span class="jsdoc-var">sb</span><span class="jsdoc-syntax">;
 229                 </span><span class="jsdoc-var">sb.superclass</span><span class="jsdoc-syntax">=</span><span class="jsdoc-var">spp</span><span class="jsdoc-syntax">;
 230
 231                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">spp.constructor </span><span class="jsdoc-syntax">== </span><span class="jsdoc-var">Object.prototype.constructor</span><span class="jsdoc-syntax">){
 232                     </span><span class="jsdoc-var">spp.constructor</span><span class="jsdoc-syntax">=</span><span class="jsdoc-var">sp</span><span class="jsdoc-syntax">;
 233
 234                 }
 235
 236                 </span><span class="jsdoc-var">sb.override </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">){
 237                     </span><span class="jsdoc-var">Roo.override</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">sb</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">);
 238                 };
 239                 </span><span class="jsdoc-var">sbp.override </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">io</span><span class="jsdoc-syntax">;
 240                 </span><span class="jsdoc-var">Roo.override</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">sb</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">overrides</span><span class="jsdoc-syntax">);
 241                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">sb</span><span class="jsdoc-syntax">;
 242             };
 243         }(),
 244
 245         </span><span class="jsdoc-comment">/**
 246          * Adds a list of functions to the prototype of an existing class, overwriting any existing methods with the same name.
 247          * Usage:&lt;pre&gt;&lt;code&gt;
 248 Roo.override(MyClass, {
 249     newMethod1: function(){
 250         // etc.
 251     },
 252     newMethod2: function(foo){
 253         // etc.
 254     }
 255 });
 256  &lt;/code&gt;&lt;/pre&gt;
 257          * @param {Object} origclass The class to override
 258          * @param {Object} overrides The list of functions to add to origClass.  This should be specified as an object literal
 259          * containing one or more methods.
 260          * @method override
 261          */
 262         </span><span class="jsdoc-var">override </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">origclass</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">overrides</span><span class="jsdoc-syntax">){
 263             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">overrides</span><span class="jsdoc-syntax">){
 264                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">p </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">origclass.prototype</span><span class="jsdoc-syntax">;
 265                 </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">method </span><span class="jsdoc-keyword">in </span><span class="jsdoc-var">overrides</span><span class="jsdoc-syntax">){
 266                     </span><span class="jsdoc-var">p</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">method</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">overrides</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">method</span><span class="jsdoc-syntax">];
 267                 }
 268             }
 269         },
 270         </span><span class="jsdoc-comment">/**
 271          * Creates namespaces to be used for scoping variables and classes so that they are not global.  Usage:
 272          * &lt;pre&gt;&lt;code&gt;
 273 Roo.namespace('Company', 'Company.data');
 274 Company.Widget = function() { ... }
 275 Company.data.CustomStore = function(config) { ... }
 276 &lt;/code&gt;&lt;/pre&gt;
 277          * @param {String} namespace1
 278          * @param {String} namespace2
 279          * @param {String} etc
 280          * @method namespace
 281          */
 282         </span><span class="jsdoc-var">namespace </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
 283             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">a</span><span class="jsdoc-syntax">=</span><span class="jsdoc-var">arguments</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">=</span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">d</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">rt</span><span class="jsdoc-syntax">;
 284             </span><span class="jsdoc-keyword">for </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">=0; </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">&lt;</span><span class="jsdoc-var">a.length</span><span class="jsdoc-syntax">; ++</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">) {
 285                 </span><span class="jsdoc-var">d</span><span class="jsdoc-syntax">=</span><span class="jsdoc-var">a</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">]</span><span class="jsdoc-var">.split</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;.&quot;</span><span class="jsdoc-syntax">);
 286                 </span><span class="jsdoc-var">rt </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">d</span><span class="jsdoc-syntax">[0];
 287                 </span><span class="jsdoc-comment">/** eval:var:o */
 288                 </span><span class="jsdoc-keyword">eval</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">'if (typeof ' </span><span class="jsdoc-syntax">+ </span><span class="jsdoc-var">rt </span><span class="jsdoc-syntax">+ </span><span class="jsdoc-string">' == &quot;undefined&quot;){' </span><span class="jsdoc-syntax">+ </span><span class="jsdoc-var">rt </span><span class="jsdoc-syntax">+ </span><span class="jsdoc-string">' = {};} o = ' </span><span class="jsdoc-syntax">+ </span><span class="jsdoc-var">rt </span><span class="jsdoc-syntax">+ </span><span class="jsdoc-string">';'</span><span class="jsdoc-syntax">);
 289                 </span><span class="jsdoc-keyword">for </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">=1; </span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">&lt;</span><span class="jsdoc-var">d.length</span><span class="jsdoc-syntax">; ++</span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">) {
 290                     </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">d</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">]]=</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">d</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">]] || {};
 291                     </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">=</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">d</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">]];
 292                 }
 293             }
 294         },
 295         </span><span class="jsdoc-comment">/**
 296          * Creates namespaces to be used for scoping variables and classes so that they are not global.  Usage:
 297          * &lt;pre&gt;&lt;code&gt;
 298 Roo.factory({ xns: Roo.data, xtype : 'Store', .....});
 299 Roo.factory(conf, Roo.data);
 300 &lt;/code&gt;&lt;/pre&gt;
 301          * @param {String} classname
 302          * @param {String} namespace (optional)
 303          * @method factory
 304          */
 305
 306         </span><span class="jsdoc-var">factory </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">ns</span><span class="jsdoc-syntax">)
 307         {
 308             </span><span class="jsdoc-comment">// no xtype, no ns or c.xns - or forced off by c.xns
 309             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">c.xtype   </span><span class="jsdoc-syntax">|| (!</span><span class="jsdoc-var">ns </span><span class="jsdoc-syntax">&amp;&amp; !</span><span class="jsdoc-var">c.xns</span><span class="jsdoc-syntax">) ||  (</span><span class="jsdoc-var">c.xns </span><span class="jsdoc-syntax">=== </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">)) { </span><span class="jsdoc-comment">// not enough info...
 310                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">;
 311             }
 312             </span><span class="jsdoc-var">ns </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">c.xns </span><span class="jsdoc-syntax">? </span><span class="jsdoc-var">c.xns </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">ns</span><span class="jsdoc-syntax">; </span><span class="jsdoc-comment">// if c.xns is set, then use that..
 313             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">c.constructor </span><span class="jsdoc-syntax">== </span><span class="jsdoc-var">ns</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">c.xtype</span><span class="jsdoc-syntax">]) {</span><span class="jsdoc-comment">// already created...
 314                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">;
 315             }
 316             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ns</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">c.xtype</span><span class="jsdoc-syntax">]) {
 317                 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.debug</span><span class="jsdoc-syntax">) { </span><span class="jsdoc-var">Roo.log</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;Roo.Factory(&quot; </span><span class="jsdoc-syntax">+ </span><span class="jsdoc-var">c.xtype </span><span class="jsdoc-syntax">+ </span><span class="jsdoc-string">&quot;)&quot;</span><span class="jsdoc-syntax">); }
 318                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">ret </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">new </span><span class="jsdoc-var">ns</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">c.xtype</span><span class="jsdoc-syntax">](</span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">);
 319                 </span><span class="jsdoc-var">ret.xns </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">;
 320                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">ret</span><span class="jsdoc-syntax">;
 321             }
 322             </span><span class="jsdoc-var">c.xns </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">; </span><span class="jsdoc-comment">// prevent recursion..
 323             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">;
 324         },
 325          </span><span class="jsdoc-comment">/**
 326          * Logs to console if it can.
 327          *
 328          * @param {String|Object} string
 329          * @method log
 330          */
 331         </span><span class="jsdoc-var">log </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s</span><span class="jsdoc-syntax">)
 332         {
 333             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">((</span><span class="jsdoc-keyword">typeof</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">console</span><span class="jsdoc-syntax">) == </span><span class="jsdoc-string">'undefined'</span><span class="jsdoc-syntax">) || (</span><span class="jsdoc-keyword">typeof</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">console.log</span><span class="jsdoc-syntax">) == </span><span class="jsdoc-string">'undefined'</span><span class="jsdoc-syntax">)) {
 334                 </span><span class="jsdoc-keyword">return</span><span class="jsdoc-syntax">; </span><span class="jsdoc-comment">// alerT?
 335             </span><span class="jsdoc-syntax">}
 336             </span><span class="jsdoc-var">console.log</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s</span><span class="jsdoc-syntax">);
 337
 338         },
 339         </span><span class="jsdoc-comment">/**
 340          * Takes an object and converts it to an encoded URL. e.g. Roo.urlEncode({foo: 1, bar: 2}); would return &quot;foo=1&amp;bar=2&quot;.  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.
 341          * @param {Object} o
 342          * @return {String}
 343          */
 344         </span><span class="jsdoc-var">urlEncode </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">){
 345             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">){
 346                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-string">&quot;&quot;</span><span class="jsdoc-syntax">;
 347             }
 348             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">buf </span><span class="jsdoc-syntax">= [];
 349             </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">key </span><span class="jsdoc-keyword">in </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">){
 350                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">ov </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">key</span><span class="jsdoc-syntax">], </span><span class="jsdoc-var">k </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Roo.encodeURIComponent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">key</span><span class="jsdoc-syntax">);
 351                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">type </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">ov</span><span class="jsdoc-syntax">;
 352                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">type </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'undefined'</span><span class="jsdoc-syntax">){
 353                     </span><span class="jsdoc-var">buf.push</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">k</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;=&amp;&quot;</span><span class="jsdoc-syntax">);
 354                 }</span><span class="jsdoc-keyword">else if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">type </span><span class="jsdoc-syntax">!= </span><span class="jsdoc-string">&quot;function&quot; </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">type </span><span class="jsdoc-syntax">!= </span><span class="jsdoc-string">&quot;object&quot;</span><span class="jsdoc-syntax">){
 355                     </span><span class="jsdoc-var">buf.push</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">k</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;=&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">Roo.encodeURIComponent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ov</span><span class="jsdoc-syntax">), </span><span class="jsdoc-string">&quot;&amp;&quot;</span><span class="jsdoc-syntax">);
 356                 }</span><span class="jsdoc-keyword">else if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ov </span><span class="jsdoc-keyword">instanceof </span><span class="jsdoc-var">Array</span><span class="jsdoc-syntax">){
 357                     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ov.length</span><span class="jsdoc-syntax">) {
 358                             </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">= 0, </span><span class="jsdoc-var">len </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ov.length</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">&lt; </span><span class="jsdoc-var">len</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">++) {
 359                                 </span><span class="jsdoc-var">buf.push</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">k</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;=&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">Roo.encodeURIComponent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ov</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">] === </span><span class="jsdoc-var">undefined </span><span class="jsdoc-syntax">? </span><span class="jsdoc-string">'' </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">ov</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">]), </span><span class="jsdoc-string">&quot;&amp;&quot;</span><span class="jsdoc-syntax">);
 360                             }
 361                         } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 362                             </span><span class="jsdoc-var">buf.push</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">k</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;=&amp;&quot;</span><span class="jsdoc-syntax">);
 363                         }
 364                 }
 365             }
 366             </span><span class="jsdoc-var">buf.pop</span><span class="jsdoc-syntax">();
 367             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">buf.join</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;&quot;</span><span class="jsdoc-syntax">);
 368         },
 369          </span><span class="jsdoc-comment">/**
 370          * Safe version of encodeURIComponent
 371          * @param {String} data
 372          * @return {String}
 373          */
 374
 375         </span><span class="jsdoc-var">encodeURIComponent </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">data</span><span class="jsdoc-syntax">)
 376         {
 377             </span><span class="jsdoc-keyword">try </span><span class="jsdoc-syntax">{
 378                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">encodeURIComponent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">data</span><span class="jsdoc-syntax">);
 379             } </span><span class="jsdoc-keyword">catch</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">) {} </span><span class="jsdoc-comment">// should be an uri encode error.
 380
 381             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">data </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'' </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">data </span><span class="jsdoc-syntax">== </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">){
 382                </span><span class="jsdoc-keyword">return </span><span class="jsdoc-string">''</span><span class="jsdoc-syntax">;
 383             }
 384             </span><span class="jsdoc-comment">// http://stackoverflow.com/questions/2596483/unicode-and-uri-encoding-decoding-and-escaping-in-javascript
 385             </span><span class="jsdoc-keyword">function </span><span class="jsdoc-var">nibble_to_hex</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">nibble</span><span class="jsdoc-syntax">){
 386                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">chars </span><span class="jsdoc-syntax">= </span><span class="jsdoc-string">'0123456789ABCDEF'</span><span class="jsdoc-syntax">;
 387                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">chars.charAt</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">nibble</span><span class="jsdoc-syntax">);
 388             }
 389             </span><span class="jsdoc-var">data </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">data.toString</span><span class="jsdoc-syntax">();
 390             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">buffer </span><span class="jsdoc-syntax">= </span><span class="jsdoc-string">''</span><span class="jsdoc-syntax">;
 391             </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">=0; </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">&lt;</span><span class="jsdoc-var">data.length</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">++){
 392                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">data.charCodeAt</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">);
 393                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">bs </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">new </span><span class="jsdoc-var">Array</span><span class="jsdoc-syntax">();
 394                 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&gt; 0x10000){
 395                         </span><span class="jsdoc-comment">// 4 bytes
 396                     </span><span class="jsdoc-var">bs</span><span class="jsdoc-syntax">[0] = 0xF0 | ((</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&amp; 0x1C0000) &gt;&gt;&gt; 18);
 397                     </span><span class="jsdoc-var">bs</span><span class="jsdoc-syntax">[1] = 0x80 | ((</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&amp; 0x3F000) &gt;&gt;&gt; 12);
 398                     </span><span class="jsdoc-var">bs</span><span class="jsdoc-syntax">[2] = 0x80 | ((</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&amp; 0xFC0) &gt;&gt;&gt; 6);
 399                     </span><span class="jsdoc-var">bs</span><span class="jsdoc-syntax">[3] = 0x80 | (</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&amp; 0x3F);
 400                 }</span><span class="jsdoc-keyword">else if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&gt; 0x800){
 401                          </span><span class="jsdoc-comment">// 3 bytes
 402                     </span><span class="jsdoc-var">bs</span><span class="jsdoc-syntax">[0] = 0xE0 | ((</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&amp; 0xF000) &gt;&gt;&gt; 12);
 403                     </span><span class="jsdoc-var">bs</span><span class="jsdoc-syntax">[1] = 0x80 | ((</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&amp; 0xFC0) &gt;&gt;&gt; 6);
 404                     </span><span class="jsdoc-var">bs</span><span class="jsdoc-syntax">[2] = 0x80 | (</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&amp; 0x3F);
 405                 }</span><span class="jsdoc-keyword">else if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&gt; 0x80){
 406                        </span><span class="jsdoc-comment">// 2 bytes
 407                     </span><span class="jsdoc-var">bs</span><span class="jsdoc-syntax">[0] = 0xC0 | ((</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&amp; 0x7C0) &gt;&gt;&gt; 6);
 408                     </span><span class="jsdoc-var">bs</span><span class="jsdoc-syntax">[1] = 0x80 | (</span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">&amp; 0x3F);
 409                 }</span><span class="jsdoc-keyword">else</span><span class="jsdoc-syntax">{
 410                         </span><span class="jsdoc-comment">// 1 byte
 411                     </span><span class="jsdoc-var">bs</span><span class="jsdoc-syntax">[0] = </span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">;
 412                 }
 413                 </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">=0; </span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">&lt;</span><span class="jsdoc-var">bs.length</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">++){
 414                     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">b </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">bs</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">];
 415                     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">hex </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">nibble_to_hex</span><span class="jsdoc-syntax">((</span><span class="jsdoc-var">b </span><span class="jsdoc-syntax">&amp; 0xF0) &gt;&gt;&gt; 4)
 416                             + </span><span class="jsdoc-var">nibble_to_hex</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">b </span><span class="jsdoc-syntax">&amp;0x0F);
 417                     </span><span class="jsdoc-var">buffer </span><span class="jsdoc-syntax">+= </span><span class="jsdoc-string">'%'</span><span class="jsdoc-syntax">+</span><span class="jsdoc-var">hex</span><span class="jsdoc-syntax">;
 418                }
 419             }
 420             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">buffer</span><span class="jsdoc-syntax">;
 421
 422         },
 423
 424         </span><span class="jsdoc-comment">/**
 425          * Takes an encoded URL and and converts it to an object. e.g. Roo.urlDecode(&quot;foo=1&amp;bar=2&quot;); would return {foo: 1, bar: 2} or Roo.urlDecode(&quot;foo=1&amp;bar=2&amp;bar=3&amp;bar=4&quot;, true); would return {foo: 1, bar: [2, 3, 4]}.
 426          * @param {String} string
 427          * @param {Boolean} overwrite (optional) Items of the same name will overwrite previous values instead of creating an an array (Defaults to false).
 428          * @return {Object} A literal with members
 429          */
 430         </span><span class="jsdoc-var">urlDecode </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">string</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">overwrite</span><span class="jsdoc-syntax">){
 431             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">string </span><span class="jsdoc-syntax">|| !</span><span class="jsdoc-var">string.length</span><span class="jsdoc-syntax">){
 432                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">{};
 433             }
 434             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">obj </span><span class="jsdoc-syntax">= {};
 435             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">pairs </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">string.split</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">'&amp;'</span><span class="jsdoc-syntax">);
 436             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">pair</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">name</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">value</span><span class="jsdoc-syntax">;
 437             </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">= 0, </span><span class="jsdoc-var">len </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">pairs.length</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">&lt; </span><span class="jsdoc-var">len</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">++){
 438                 </span><span class="jsdoc-var">pair </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">pairs</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">]</span><span class="jsdoc-var">.split</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">'='</span><span class="jsdoc-syntax">);
 439                 </span><span class="jsdoc-var">name </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">decodeURIComponent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">pair</span><span class="jsdoc-syntax">[0]);
 440                 </span><span class="jsdoc-var">value </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">decodeURIComponent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">pair</span><span class="jsdoc-syntax">[1]);
 441                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">overwrite </span><span class="jsdoc-syntax">!== </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">){
 442                     </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">obj</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">name</span><span class="jsdoc-syntax">] == </span><span class="jsdoc-string">&quot;undefined&quot;</span><span class="jsdoc-syntax">){
 443                         </span><span class="jsdoc-var">obj</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">name</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">value</span><span class="jsdoc-syntax">;
 444                     }</span><span class="jsdoc-keyword">else if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">obj</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">name</span><span class="jsdoc-syntax">] == </span><span class="jsdoc-string">&quot;string&quot;</span><span class="jsdoc-syntax">){
 445                         </span><span class="jsdoc-var">obj</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">name</span><span class="jsdoc-syntax">] = [</span><span class="jsdoc-var">obj</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">name</span><span class="jsdoc-syntax">]];
 446                         </span><span class="jsdoc-var">obj</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">name</span><span class="jsdoc-syntax">]</span><span class="jsdoc-var">.push</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">value</span><span class="jsdoc-syntax">);
 447                     }</span><span class="jsdoc-keyword">else</span><span class="jsdoc-syntax">{
 448                         </span><span class="jsdoc-var">obj</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">name</span><span class="jsdoc-syntax">]</span><span class="jsdoc-var">.push</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">value</span><span class="jsdoc-syntax">);
 449                     }
 450                 }</span><span class="jsdoc-keyword">else</span><span class="jsdoc-syntax">{
 451                     </span><span class="jsdoc-var">obj</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">name</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">value</span><span class="jsdoc-syntax">;
 452                 }
 453             }
 454             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">obj</span><span class="jsdoc-syntax">;
 455         },
 456
 457         </span><span class="jsdoc-comment">/**
 458          * Iterates an array calling the passed function with each item, stopping if your function returns false. If the
 459          * passed array is not really an array, your function is called once with it.
 460          * The supplied function is called with (Object item, Number index, Array allItems).
 461          * @param {Array/NodeList/Mixed} array
 462          * @param {Function} fn
 463          * @param {Object} scope
 464          */
 465         </span><span class="jsdoc-var">each </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">array</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">scope</span><span class="jsdoc-syntax">){
 466             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">array.length </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">&quot;undefined&quot; </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">array </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">&quot;string&quot;</span><span class="jsdoc-syntax">){
 467                 </span><span class="jsdoc-var">array </span><span class="jsdoc-syntax">= [</span><span class="jsdoc-var">array</span><span class="jsdoc-syntax">];
 468             }
 469             </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">= 0, </span><span class="jsdoc-var">len </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">array.length</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">&lt; </span><span class="jsdoc-var">len</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">++){
 470                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">fn.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">scope </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">array</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">], </span><span class="jsdoc-var">array</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">], </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">array</span><span class="jsdoc-syntax">) === </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">){ </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">; };
 471             }
 472         },
 473
 474         </span><span class="jsdoc-comment">// deprecated
 475         </span><span class="jsdoc-var">combine </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
 476             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">as </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">arguments</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">l </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">as.length</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">r </span><span class="jsdoc-syntax">= [];
 477             </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">= 0; </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">&lt; </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">++){
 478                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">a </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">as</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">];
 479                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">a </span><span class="jsdoc-keyword">instanceof </span><span class="jsdoc-var">Array</span><span class="jsdoc-syntax">){
 480                     </span><span class="jsdoc-var">r </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">r.concat</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">a</span><span class="jsdoc-syntax">);
 481                 }</span><span class="jsdoc-keyword">else if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">a.length </span><span class="jsdoc-syntax">!== </span><span class="jsdoc-var">undefined </span><span class="jsdoc-syntax">&amp;&amp; !</span><span class="jsdoc-var">a.substr</span><span class="jsdoc-syntax">){
 482                     </span><span class="jsdoc-var">r </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">r.concat</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Array.prototype.slice.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">a</span><span class="jsdoc-syntax">, 0));
 483                 }</span><span class="jsdoc-keyword">else</span><span class="jsdoc-syntax">{
 484                     </span><span class="jsdoc-var">r.push</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">a</span><span class="jsdoc-syntax">);
 485                 }
 486             }
 487             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">r</span><span class="jsdoc-syntax">;
 488         },
 489
 490         </span><span class="jsdoc-comment">/**
 491          * Escapes the passed string for use in a regular expression
 492          * @param {String} str
 493          * @return {String}
 494          */
 495         </span><span class="jsdoc-var">escapeRe </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">s</span><span class="jsdoc-syntax">) {
 496             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">s.replace</span><span class="jsdoc-syntax">(/([.*+?^${}()|[\]\/\\])/g, </span><span class="jsdoc-string">&quot;\\$1&quot;</span><span class="jsdoc-syntax">);
 497         },
 498
 499         </span><span class="jsdoc-comment">// internal
 500         </span><span class="jsdoc-var">callback </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">cb</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">scope</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">args</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">delay</span><span class="jsdoc-syntax">){
 501             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">cb </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">&quot;function&quot;</span><span class="jsdoc-syntax">){
 502                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">delay</span><span class="jsdoc-syntax">){
 503                     </span><span class="jsdoc-var">cb.defer</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">delay</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">scope</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">args </span><span class="jsdoc-syntax">|| []);
 504                 }</span><span class="jsdoc-keyword">else</span><span class="jsdoc-syntax">{
 505                     </span><span class="jsdoc-var">cb.apply</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">scope</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">args </span><span class="jsdoc-syntax">|| []);
 506                 }
 507             }
 508         },
 509
 510         </span><span class="jsdoc-comment">/**
 511          * Return the dom node for the passed string (id), dom node, or Roo.Element
 512          * @param {String/HTMLElement/Roo.Element} el
 513          * @return HTMLElement
 514          */
 515         </span><span class="jsdoc-var">getDom </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">){
 516             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">){
 517                 </span><span class="jsdoc-keyword">return null</span><span class="jsdoc-syntax">;
 518             }
 519             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">el.dom </span><span class="jsdoc-syntax">? </span><span class="jsdoc-var">el.dom </span><span class="jsdoc-syntax">: (</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'string' </span><span class="jsdoc-syntax">? </span><span class="jsdoc-var">document.getElementById</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">) : </span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">);
 520         },
 521
 522         </span><span class="jsdoc-comment">/**
 523         * Shorthand for {@link Roo.ComponentMgr#get}
 524         * @param {String} id
 525         * @return Roo.Component
 526         */
 527         </span><span class="jsdoc-var">getCmp </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">id</span><span class="jsdoc-syntax">){
 528             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">Roo.ComponentMgr.get</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">id</span><span class="jsdoc-syntax">);
 529         },
 530
 531         </span><span class="jsdoc-var">num </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">v</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">defaultValue</span><span class="jsdoc-syntax">){
 532             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">v </span><span class="jsdoc-syntax">!= </span><span class="jsdoc-string">'number'</span><span class="jsdoc-syntax">){
 533                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">defaultValue</span><span class="jsdoc-syntax">;
 534             }
 535             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">v</span><span class="jsdoc-syntax">;
 536         },
 537
 538         </span><span class="jsdoc-var">destroy </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(){
 539             </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">= 0, </span><span class="jsdoc-var">a </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">arguments</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">len </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">a.length</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">&lt; </span><span class="jsdoc-var">len</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">++) {
 540                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">as </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">a</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">];
 541                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">as</span><span class="jsdoc-syntax">){
 542                     </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">as.dom</span><span class="jsdoc-syntax">){
 543                         </span><span class="jsdoc-var">as.removeAllListeners</span><span class="jsdoc-syntax">();
 544                         </span><span class="jsdoc-var">as.remove</span><span class="jsdoc-syntax">();
 545                         </span><span class="jsdoc-keyword">continue</span><span class="jsdoc-syntax">;
 546                     }
 547                     </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">as.purgeListeners </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'function'</span><span class="jsdoc-syntax">){
 548                         </span><span class="jsdoc-var">as.purgeListeners</span><span class="jsdoc-syntax">();
 549                     }
 550                     </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">as.destroy </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'function'</span><span class="jsdoc-syntax">){
 551                         </span><span class="jsdoc-var">as.destroy</span><span class="jsdoc-syntax">();
 552                     }
 553                 }
 554             }
 555         },
 556
 557         </span><span class="jsdoc-comment">// inpired by a similar function in mootools library
 558         /**
 559          * Returns the type of object that is passed in. If the object passed in is null or undefined it
 560          * return false otherwise it returns one of the following values:&lt;ul&gt;
 561          * &lt;li&gt;&lt;b&gt;string&lt;/b&gt;: If the object passed is a string&lt;/li&gt;
 562          * &lt;li&gt;&lt;b&gt;number&lt;/b&gt;: If the object passed is a number&lt;/li&gt;
 563          * &lt;li&gt;&lt;b&gt;boolean&lt;/b&gt;: If the object passed is a boolean value&lt;/li&gt;
 564          * &lt;li&gt;&lt;b&gt;function&lt;/b&gt;: If the object passed is a function reference&lt;/li&gt;
 565          * &lt;li&gt;&lt;b&gt;object&lt;/b&gt;: If the object passed is an object&lt;/li&gt;
 566          * &lt;li&gt;&lt;b&gt;array&lt;/b&gt;: If the object passed is an array&lt;/li&gt;
 567          * &lt;li&gt;&lt;b&gt;regexp&lt;/b&gt;: If the object passed is a regular expression&lt;/li&gt;
 568          * &lt;li&gt;&lt;b&gt;element&lt;/b&gt;: If the object passed is a DOM Element&lt;/li&gt;
 569          * &lt;li&gt;&lt;b&gt;nodelist&lt;/b&gt;: If the object passed is a DOM NodeList&lt;/li&gt;
 570          * &lt;li&gt;&lt;b&gt;textnode&lt;/b&gt;: If the object passed is a DOM text node and contains something other than whitespace&lt;/li&gt;
 571          * &lt;li&gt;&lt;b&gt;whitespace&lt;/b&gt;: If the object passed is a DOM text node and contains only whitespace&lt;/li&gt;
 572          * @param {Mixed} object
 573          * @return {String}
 574          */
 575         </span><span class="jsdoc-var">type </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">){
 576             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o </span><span class="jsdoc-syntax">=== </span><span class="jsdoc-var">undefined </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">o </span><span class="jsdoc-syntax">=== </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">){
 577                 </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
 578             }
 579             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o.htmlElement</span><span class="jsdoc-syntax">){
 580                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-string">'element'</span><span class="jsdoc-syntax">;
 581             }
 582             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">t </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">;
 583             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">t </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'object' </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">o.nodeName</span><span class="jsdoc-syntax">) {
 584                 </span><span class="jsdoc-keyword">switch</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o.nodeType</span><span class="jsdoc-syntax">) {
 585                     </span><span class="jsdoc-keyword">case </span><span class="jsdoc-syntax">1: </span><span class="jsdoc-keyword">return </span><span class="jsdoc-string">'element'</span><span class="jsdoc-syntax">;
 586                     </span><span class="jsdoc-keyword">case </span><span class="jsdoc-syntax">3: </span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">(/\S/)</span><span class="jsdoc-var">.test</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o.nodeValue</span><span class="jsdoc-syntax">) ? </span><span class="jsdoc-string">'textnode' </span><span class="jsdoc-syntax">: </span><span class="jsdoc-string">'whitespace'</span><span class="jsdoc-syntax">;
 587                 }
 588             }
 589             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">t </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'object' </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">t </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'function'</span><span class="jsdoc-syntax">) {
 590                 </span><span class="jsdoc-keyword">switch</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o.constructor</span><span class="jsdoc-syntax">) {
 591                     </span><span class="jsdoc-keyword">case </span><span class="jsdoc-var">Array</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">return </span><span class="jsdoc-string">'array'</span><span class="jsdoc-syntax">;
 592                     </span><span class="jsdoc-keyword">case </span><span class="jsdoc-var">RegExp</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">return </span><span class="jsdoc-string">'regexp'</span><span class="jsdoc-syntax">;
 593                 }
 594                 </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">o.length </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'number' </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-keyword">typeof </span><span class="jsdoc-var">o.item </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">'function'</span><span class="jsdoc-syntax">) {
 595                     </span><span class="jsdoc-keyword">return </span><span class="jsdoc-string">'nodelist'</span><span class="jsdoc-syntax">;
 596                 }
 597             }
 598             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">t</span><span class="jsdoc-syntax">;
 599         },
 600
 601         </span><span class="jsdoc-comment">/**
 602          * Returns true if the passed value is null, undefined or an empty string (optional).
 603          * @param {Mixed} value The value to test
 604          * @param {Boolean} allowBlank (optional) Pass true if an empty string is not considered empty
 605          * @return {Boolean}
 606          */
 607         </span><span class="jsdoc-var">isEmpty </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">v</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">allowBlank</span><span class="jsdoc-syntax">){
 608             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">v </span><span class="jsdoc-syntax">=== </span><span class="jsdoc-keyword">null </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">v </span><span class="jsdoc-syntax">=== </span><span class="jsdoc-var">undefined </span><span class="jsdoc-syntax">|| (!</span><span class="jsdoc-var">allowBlank </span><span class="jsdoc-syntax">? </span><span class="jsdoc-var">v </span><span class="jsdoc-syntax">=== </span><span class="jsdoc-string">'' </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">);
 609         },
 610
 611         </span><span class="jsdoc-comment">/** @type Boolean */
 612         </span><span class="jsdoc-var">isOpera </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isOpera</span><span class="jsdoc-syntax">,
 613         </span><span class="jsdoc-comment">/** @type Boolean */
 614         </span><span class="jsdoc-var">isSafari </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isSafari</span><span class="jsdoc-syntax">,
 615         </span><span class="jsdoc-comment">/** @type Boolean */
 616         </span><span class="jsdoc-var">isFirefox </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isFirefox</span><span class="jsdoc-syntax">,
 617         </span><span class="jsdoc-comment">/** @type Boolean */
 618         </span><span class="jsdoc-var">isIE </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isIE</span><span class="jsdoc-syntax">,
 619         </span><span class="jsdoc-comment">/** @type Boolean */
 620         </span><span class="jsdoc-var">isIE7 </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isIE7</span><span class="jsdoc-syntax">,
 621         </span><span class="jsdoc-comment">/** @type Boolean */
 622         </span><span class="jsdoc-var">isIE11 </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isIE11</span><span class="jsdoc-syntax">,
 623         </span><span class="jsdoc-comment">/** @type Boolean */
 624         </span><span class="jsdoc-var">isGecko </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isGecko</span><span class="jsdoc-syntax">,
 625         </span><span class="jsdoc-comment">/** @type Boolean */
 626         </span><span class="jsdoc-var">isBorderBox </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isBorderBox</span><span class="jsdoc-syntax">,
 627         </span><span class="jsdoc-comment">/** @type Boolean */
 628         </span><span class="jsdoc-var">isWindows </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isWindows</span><span class="jsdoc-syntax">,
 629         </span><span class="jsdoc-comment">/** @type Boolean */
 630         </span><span class="jsdoc-var">isLinux </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isLinux</span><span class="jsdoc-syntax">,
 631         </span><span class="jsdoc-comment">/** @type Boolean */
 632         </span><span class="jsdoc-var">isMac </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isMac</span><span class="jsdoc-syntax">,
 633         </span><span class="jsdoc-comment">/** @type Boolean */
 634         </span><span class="jsdoc-var">isIOS </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isIOS</span><span class="jsdoc-syntax">,
 635         </span><span class="jsdoc-comment">/** @type Boolean */
 636         </span><span class="jsdoc-var">isTouch </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">isTouch</span><span class="jsdoc-syntax">,
 637
 638         </span><span class="jsdoc-comment">/**
 639          * By default, Ext intelligently decides whether floating elements should be shimmed. If you are using flash,
 640          * you may want to set this to true.
 641          * @type Boolean
 642          */
 643         </span><span class="jsdoc-var">useShims </span><span class="jsdoc-syntax">: ((</span><span class="jsdoc-var">isIE </span><span class="jsdoc-syntax">&amp;&amp; !</span><span class="jsdoc-var">isIE7</span><span class="jsdoc-syntax">) || (</span><span class="jsdoc-var">isGecko </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">isMac</span><span class="jsdoc-syntax">)),
 644
 645
 646
 647         </span><span class="jsdoc-comment">/**
 648          * Selects a single element as a Roo Element
 649          * This is about as close as you can get to jQuery's $('do crazy stuff')
 650          * @param {String} selector The selector/xpath query
 651          * @param {Node} root (optional) The start of the query (defaults to document).
 652          * @return {Roo.Element}
 653          */
 654         </span><span class="jsdoc-var">selectNode </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">selector</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">root</span><span class="jsdoc-syntax">)
 655         {
 656             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">node </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Roo.DomQuery.selectNode</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">selector</span><span class="jsdoc-syntax">,</span><span class="jsdoc-var">root</span><span class="jsdoc-syntax">);
 657             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">node </span><span class="jsdoc-syntax">? </span><span class="jsdoc-var">Roo.get</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">) : </span><span class="jsdoc-keyword">new </span><span class="jsdoc-var">Roo.Element</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">);
 658         }
 659
 660     });
 661
 662
 663 })();
 664
 665 </span><span class="jsdoc-var">Roo.namespace</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;Roo&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;Roo.util&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;Roo.grid&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;Roo.dd&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;Roo.tree&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;Roo.data&quot;</span><span class="jsdoc-syntax">,
 666                 </span><span class="jsdoc-string">&quot;Roo.form&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;Roo.menu&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;Roo.state&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;Roo.lib&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;Roo.layout&quot;</span><span class="jsdoc-syntax">,
 667                 </span><span class="jsdoc-string">&quot;Roo.app&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;Roo.ux&quot;</span><span class="jsdoc-syntax">,
 668                 </span><span class="jsdoc-string">&quot;Roo.bootstrap&quot;</span><span class="jsdoc-syntax">,
 669                 </span><span class="jsdoc-string">&quot;Roo.bootstrap.dash&quot;</span><span class="jsdoc-syntax">);
 670 </span></code></body></html>