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

   1 <html><head><title>Roo/lib/Event.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  * Portions of this file are based on pieces of Yahoo User Interface Library
   3  * Copyright (c) 2007, Yahoo! Inc. All rights reserved.
   4  * YUI licensed under the BSD License:
   5  * http://developer.yahoo.net/yui/license.txt
   6  * &lt;script type=&quot;text/javascript&quot;&gt;
   7  *
   8  */
   9
  10 </span><span class="jsdoc-var">Roo.lib.Event </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">() {
  11     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">loadComplete </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">;
  12     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">listeners </span><span class="jsdoc-syntax">= [];
  13     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">unloadListeners </span><span class="jsdoc-syntax">= [];
  14     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">retryCount </span><span class="jsdoc-syntax">= 0;
  15     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">onAvailStack </span><span class="jsdoc-syntax">= [];
  16     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">counter </span><span class="jsdoc-syntax">= 0;
  17     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">lastError </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
  18
  19     </span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">{
  20         </span><span class="jsdoc-var">POLL_RETRYS</span><span class="jsdoc-syntax">: 200,
  21         </span><span class="jsdoc-var">POLL_INTERVAL</span><span class="jsdoc-syntax">: 20,
  22         </span><span class="jsdoc-var">EL</span><span class="jsdoc-syntax">: 0,
  23         </span><span class="jsdoc-var">TYPE</span><span class="jsdoc-syntax">: 1,
  24         </span><span class="jsdoc-var">FN</span><span class="jsdoc-syntax">: 2,
  25         </span><span class="jsdoc-var">WFN</span><span class="jsdoc-syntax">: 3,
  26         </span><span class="jsdoc-var">OBJ</span><span class="jsdoc-syntax">: 3,
  27         </span><span class="jsdoc-var">ADJ_SCOPE</span><span class="jsdoc-syntax">: 4,
  28         </span><span class="jsdoc-var">_interval</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">,
  29
  30         </span><span class="jsdoc-var">startInterval</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">() {
  31             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">this._interval</span><span class="jsdoc-syntax">) {
  32                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">self </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">;
  33                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">callback </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">() {
  34                     </span><span class="jsdoc-var">self._tryPreloadAttach</span><span class="jsdoc-syntax">();
  35                 };
  36                 </span><span class="jsdoc-var">this._interval </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">setInterval</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">callback</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">this.POLL_INTERVAL</span><span class="jsdoc-syntax">);
  37
  38             }
  39         },
  40
  41         </span><span class="jsdoc-var">onAvailable</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">p_id</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">p_fn</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">p_obj</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">p_override</span><span class="jsdoc-syntax">) {
  42             </span><span class="jsdoc-var">onAvailStack.push</span><span class="jsdoc-syntax">({ </span><span class="jsdoc-var">id</span><span class="jsdoc-syntax">:         </span><span class="jsdoc-var">p_id</span><span class="jsdoc-syntax">,
  43                 </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">:         </span><span class="jsdoc-var">p_fn</span><span class="jsdoc-syntax">,
  44                 </span><span class="jsdoc-var">obj</span><span class="jsdoc-syntax">:        </span><span class="jsdoc-var">p_obj</span><span class="jsdoc-syntax">,
  45                 </span><span class="jsdoc-var">override</span><span class="jsdoc-syntax">:   </span><span class="jsdoc-var">p_override</span><span class="jsdoc-syntax">,
  46                 </span><span class="jsdoc-var">checkReady</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">false    </span><span class="jsdoc-syntax">});
  47
  48             </span><span class="jsdoc-var">retryCount </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.POLL_RETRYS</span><span class="jsdoc-syntax">;
  49             </span><span class="jsdoc-var">this.startInterval</span><span class="jsdoc-syntax">();
  50         },
  51
  52
  53         </span><span class="jsdoc-var">addListener</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">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">) {
  54             </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">);
  55             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">|| !</span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">) {
  56                 </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
  57             }
  58
  59             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;unload&quot; </span><span class="jsdoc-syntax">== </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">) {
  60                 </span><span class="jsdoc-var">unloadListeners</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">unloadListeners.length</span><span class="jsdoc-syntax">] =
  61                 [</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">];
  62                 </span><span class="jsdoc-keyword">return true</span><span class="jsdoc-syntax">;
  63             }
  64
  65             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">wrappedFn </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">) {
  66                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.lib.Event.getEvent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">));
  67             };
  68
  69             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">li </span><span class="jsdoc-syntax">= [</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">wrappedFn</span><span class="jsdoc-syntax">];
  70
  71             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">index </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">listeners.length</span><span class="jsdoc-syntax">;
  72             </span><span class="jsdoc-var">listeners</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">index</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">li</span><span class="jsdoc-syntax">;
  73
  74             </span><span class="jsdoc-var">this.doAdd</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">wrappedFn</span><span class="jsdoc-syntax">, </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">);
  75             </span><span class="jsdoc-keyword">return true</span><span class="jsdoc-syntax">;
  76
  77         },
  78
  79
  80         </span><span class="jsdoc-var">removeListener</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">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">) {
  81             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">len</span><span class="jsdoc-syntax">;
  82
  83             </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">);
  84
  85             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">) {
  86                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.purgeElement</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">);
  87             }
  88
  89
  90             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;unload&quot; </span><span class="jsdoc-syntax">== </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">) {
  91
  92                 </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">len </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">unloadListeners.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">++) {
  93                     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">li </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">unloadListeners</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">];
  94                     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">li </span><span class="jsdoc-syntax">&amp;&amp;
  95                         </span><span class="jsdoc-var">li</span><span class="jsdoc-syntax">[0] == </span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">&amp;&amp;
  96                         </span><span class="jsdoc-var">li</span><span class="jsdoc-syntax">[1] == </span><span class="jsdoc-var">eventName </span><span class="jsdoc-syntax">&amp;&amp;
  97                         </span><span class="jsdoc-var">li</span><span class="jsdoc-syntax">[2] == </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">) {
  98                         </span><span class="jsdoc-var">unloadListeners.splice</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">, 1);
  99                         </span><span class="jsdoc-keyword">return true</span><span class="jsdoc-syntax">;
 100                     }
 101                 }
 102
 103                 </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
 104             }
 105
 106             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">cacheItem </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
 107
 108
 109             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">index </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">arguments</span><span class="jsdoc-syntax">[3];
 110
 111             </span><span class="jsdoc-keyword">if </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">index</span><span class="jsdoc-syntax">) {
 112                 </span><span class="jsdoc-var">index </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this._getCacheIndex</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">);
 113             }
 114
 115             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">index </span><span class="jsdoc-syntax">&gt;= 0) {
 116                 </span><span class="jsdoc-var">cacheItem </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">listeners</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">index</span><span class="jsdoc-syntax">];
 117             }
 118
 119             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">|| !</span><span class="jsdoc-var">cacheItem</span><span class="jsdoc-syntax">) {
 120                 </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
 121             }
 122
 123             </span><span class="jsdoc-var">this.doRemove</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">cacheItem</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">this.WFN</span><span class="jsdoc-syntax">], </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">);
 124
 125             </span><span class="jsdoc-keyword">delete </span><span class="jsdoc-var">listeners</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">index</span><span class="jsdoc-syntax">][</span><span class="jsdoc-var">this.WFN</span><span class="jsdoc-syntax">];
 126             </span><span class="jsdoc-keyword">delete </span><span class="jsdoc-var">listeners</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">index</span><span class="jsdoc-syntax">][</span><span class="jsdoc-var">this.FN</span><span class="jsdoc-syntax">];
 127             </span><span class="jsdoc-var">listeners.splice</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">index</span><span class="jsdoc-syntax">, 1);
 128
 129             </span><span class="jsdoc-keyword">return true</span><span class="jsdoc-syntax">;
 130
 131         },
 132
 133
 134         </span><span class="jsdoc-var">getTarget</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">resolveTextNode</span><span class="jsdoc-syntax">) {
 135             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.browserEvent </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 136             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.touches </span><span class="jsdoc-syntax">? (</span><span class="jsdoc-var">ev.touches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev.changedTouches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">)  : </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 137             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">t </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.target </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ev.srcElement</span><span class="jsdoc-syntax">;
 138             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.resolveTextNode</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">t</span><span class="jsdoc-syntax">);
 139         },
 140
 141
 142         </span><span class="jsdoc-var">resolveTextNode</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">) {
 143             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.isSafari </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">node </span><span class="jsdoc-syntax">&amp;&amp; 3 == </span><span class="jsdoc-var">node.nodeType</span><span class="jsdoc-syntax">) {
 144                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">node.parentNode</span><span class="jsdoc-syntax">;
 145             } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 146                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">node</span><span class="jsdoc-syntax">;
 147             }
 148         },
 149
 150
 151         </span><span class="jsdoc-var">getPageX</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">) {
 152             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.browserEvent </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 153             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.touches </span><span class="jsdoc-syntax">? (</span><span class="jsdoc-var">ev.touches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev.changedTouches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">)  : </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 154             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">x </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.pageX</span><span class="jsdoc-syntax">;
 155             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">x </span><span class="jsdoc-syntax">&amp;&amp; 0 !== </span><span class="jsdoc-var">x</span><span class="jsdoc-syntax">) {
 156                 </span><span class="jsdoc-var">x </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.clientX </span><span class="jsdoc-syntax">|| 0;
 157
 158                 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.isIE</span><span class="jsdoc-syntax">) {
 159                     </span><span class="jsdoc-var">x </span><span class="jsdoc-syntax">+= </span><span class="jsdoc-var">this.getScroll</span><span class="jsdoc-syntax">()[1];
 160                 }
 161             }
 162
 163             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">x</span><span class="jsdoc-syntax">;
 164         },
 165
 166
 167         </span><span class="jsdoc-var">getPageY</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">) {
 168             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.browserEvent </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 169             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.touches </span><span class="jsdoc-syntax">? (</span><span class="jsdoc-var">ev.touches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev.changedTouches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">)  : </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 170             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">y </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.pageY</span><span class="jsdoc-syntax">;
 171             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">y </span><span class="jsdoc-syntax">&amp;&amp; 0 !== </span><span class="jsdoc-var">y</span><span class="jsdoc-syntax">) {
 172                 </span><span class="jsdoc-var">y </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.clientY </span><span class="jsdoc-syntax">|| 0;
 173
 174                 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.isIE</span><span class="jsdoc-syntax">) {
 175                     </span><span class="jsdoc-var">y </span><span class="jsdoc-syntax">+= </span><span class="jsdoc-var">this.getScroll</span><span class="jsdoc-syntax">()[0];
 176                 }
 177             }
 178
 179
 180             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">y</span><span class="jsdoc-syntax">;
 181         },
 182
 183
 184         </span><span class="jsdoc-var">getXY</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">) {
 185             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.browserEvent </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 186             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.touches </span><span class="jsdoc-syntax">? (</span><span class="jsdoc-var">ev.touches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev.changedTouches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">)  : </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 187             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">this.getPageX</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">), </span><span class="jsdoc-var">this.getPageY</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">)];
 188         },
 189
 190
 191         </span><span class="jsdoc-var">getRelatedTarget</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">) {
 192             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.browserEvent </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 193             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.touches </span><span class="jsdoc-syntax">? (</span><span class="jsdoc-var">ev.touches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev.changedTouches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">)  : </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 194             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">t </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.relatedTarget</span><span class="jsdoc-syntax">;
 195             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">t</span><span class="jsdoc-syntax">) {
 196                 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev.type </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">&quot;mouseout&quot;</span><span class="jsdoc-syntax">) {
 197                     </span><span class="jsdoc-var">t </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.toElement</span><span class="jsdoc-syntax">;
 198                 } </span><span class="jsdoc-keyword">else if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev.type </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">&quot;mouseover&quot;</span><span class="jsdoc-syntax">) {
 199                     </span><span class="jsdoc-var">t </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.fromElement</span><span class="jsdoc-syntax">;
 200                 }
 201             }
 202
 203             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">this.resolveTextNode</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">t</span><span class="jsdoc-syntax">);
 204         },
 205
 206
 207         </span><span class="jsdoc-var">getTime</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">) {
 208             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.browserEvent </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 209             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.touches </span><span class="jsdoc-syntax">? (</span><span class="jsdoc-var">ev.touches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev.changedTouches</span><span class="jsdoc-syntax">[0] || </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">)  : </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 210             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">ev.time</span><span class="jsdoc-syntax">) {
 211                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">t </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">new </span><span class="jsdoc-var">Date</span><span class="jsdoc-syntax">()</span><span class="jsdoc-var">.getTime</span><span class="jsdoc-syntax">();
 212                 </span><span class="jsdoc-keyword">try </span><span class="jsdoc-syntax">{
 213                     </span><span class="jsdoc-var">ev.time </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">t</span><span class="jsdoc-syntax">;
 214                 } </span><span class="jsdoc-keyword">catch</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ex</span><span class="jsdoc-syntax">) {
 215                     </span><span class="jsdoc-var">this.lastError </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ex</span><span class="jsdoc-syntax">;
 216                     </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">t</span><span class="jsdoc-syntax">;
 217                 }
 218             }
 219
 220             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">ev.time</span><span class="jsdoc-syntax">;
 221         },
 222
 223
 224         </span><span class="jsdoc-var">stopEvent</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">) {
 225             </span><span class="jsdoc-var">this.stopPropagation</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">);
 226             </span><span class="jsdoc-var">this.preventDefault</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">);
 227         },
 228
 229
 230         </span><span class="jsdoc-var">stopPropagation</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">) {
 231             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.browserEvent </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 232             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev.stopPropagation</span><span class="jsdoc-syntax">) {
 233                 </span><span class="jsdoc-var">ev.stopPropagation</span><span class="jsdoc-syntax">();
 234             } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 235                 </span><span class="jsdoc-var">ev.cancelBubble </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">;
 236             }
 237         },
 238
 239
 240         </span><span class="jsdoc-var">preventDefault</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">) {
 241             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.browserEvent </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 242             </span><span class="jsdoc-keyword">if</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev.preventDefault</span><span class="jsdoc-syntax">) {
 243                 </span><span class="jsdoc-var">ev.preventDefault</span><span class="jsdoc-syntax">();
 244             } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 245                 </span><span class="jsdoc-var">ev.returnValue </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">;
 246             }
 247         },
 248
 249
 250         </span><span class="jsdoc-var">getEvent</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">) {
 251             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">e </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">window.event</span><span class="jsdoc-syntax">;
 252             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">) {
 253                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.getEvent.caller</span><span class="jsdoc-syntax">;
 254                 </span><span class="jsdoc-keyword">while </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">c</span><span class="jsdoc-syntax">) {
 255                     </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">c.arguments</span><span class="jsdoc-syntax">[0];
 256                     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">Event </span><span class="jsdoc-syntax">== </span><span class="jsdoc-var">ev.constructor</span><span class="jsdoc-syntax">) {
 257                         </span><span class="jsdoc-keyword">break</span><span class="jsdoc-syntax">;
 258                     }
 259                     </span><span class="jsdoc-var">c </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">c.caller</span><span class="jsdoc-syntax">;
 260                 }
 261             }
 262             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 263         },
 264
 265
 266         </span><span class="jsdoc-var">getCharCode</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">) {
 267             </span><span class="jsdoc-var">ev </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">ev.browserEvent </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ev</span><span class="jsdoc-syntax">;
 268             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">ev.charCode </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">ev.keyCode </span><span class="jsdoc-syntax">|| 0;
 269         },
 270
 271
 272         </span><span class="jsdoc-var">_getCacheIndex</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">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">) {
 273             </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">listeners.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">) {
 274                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">li </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">listeners</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">];
 275                 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">li </span><span class="jsdoc-syntax">&amp;&amp;
 276                     </span><span class="jsdoc-var">li</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">this.FN</span><span class="jsdoc-syntax">] == </span><span class="jsdoc-var">fn </span><span class="jsdoc-syntax">&amp;&amp;
 277                     </span><span class="jsdoc-var">li</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">this.EL</span><span class="jsdoc-syntax">] == </span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">&amp;&amp;
 278                     </span><span class="jsdoc-var">li</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">this.TYPE</span><span class="jsdoc-syntax">] == </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">) {
 279                     </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">;
 280                 }
 281             }
 282
 283             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">-1;
 284         },
 285
 286
 287         </span><span class="jsdoc-var">elCache</span><span class="jsdoc-syntax">: {},
 288
 289
 290         </span><span class="jsdoc-var">getEl</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">) {
 291             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-var">document.getElementById</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">id</span><span class="jsdoc-syntax">);
 292         },
 293
 294
 295         </span><span class="jsdoc-var">clearCache</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">() {
 296         },
 297
 298
 299         </span><span class="jsdoc-var">_load</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">) {
 300             </span><span class="jsdoc-var">loadComplete </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">;
 301             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">EU </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Roo.lib.Event</span><span class="jsdoc-syntax">;
 302
 303
 304             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.isIE</span><span class="jsdoc-syntax">) {
 305                 </span><span class="jsdoc-var">EU.doRemove</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">window</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;load&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">EU._load</span><span class="jsdoc-syntax">);
 306             }
 307         },
 308
 309
 310         </span><span class="jsdoc-var">_tryPreloadAttach</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">() {
 311
 312             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this.locked</span><span class="jsdoc-syntax">) {
 313                 </span><span class="jsdoc-keyword">return false</span><span class="jsdoc-syntax">;
 314             }
 315
 316             </span><span class="jsdoc-var">this.locked </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">;
 317
 318
 319             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">tryAgain </span><span class="jsdoc-syntax">= !</span><span class="jsdoc-var">loadComplete</span><span class="jsdoc-syntax">;
 320             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">tryAgain</span><span class="jsdoc-syntax">) {
 321                 </span><span class="jsdoc-var">tryAgain </span><span class="jsdoc-syntax">= (</span><span class="jsdoc-var">retryCount </span><span class="jsdoc-syntax">&gt; 0);
 322             }
 323
 324
 325             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">notAvail </span><span class="jsdoc-syntax">= [];
 326             </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">onAvailStack.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">) {
 327                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">item </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">onAvailStack</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">];
 328                 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">item</span><span class="jsdoc-syntax">) {
 329                     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.getEl</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">item.id</span><span class="jsdoc-syntax">);
 330
 331                     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">) {
 332                         </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">item.checkReady </span><span class="jsdoc-syntax">||
 333                             </span><span class="jsdoc-var">loadComplete </span><span class="jsdoc-syntax">||
 334                             </span><span class="jsdoc-var">el.nextSibling </span><span class="jsdoc-syntax">||
 335                             (</span><span class="jsdoc-var">document </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">document.body</span><span class="jsdoc-syntax">)) {
 336
 337                             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">scope </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">;
 338                             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">item.override</span><span class="jsdoc-syntax">) {
 339                                 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">item.override </span><span class="jsdoc-syntax">=== </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">) {
 340                                     </span><span class="jsdoc-var">scope </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">item.obj</span><span class="jsdoc-syntax">;
 341                                 } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 342                                     </span><span class="jsdoc-var">scope </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">item.override</span><span class="jsdoc-syntax">;
 343                                 }
 344                             }
 345                             </span><span class="jsdoc-var">item.fn.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">scope</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">item.obj</span><span class="jsdoc-syntax">);
 346                             </span><span class="jsdoc-var">onAvailStack</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
 347                         }
 348                     } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 349                         </span><span class="jsdoc-var">notAvail.push</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">item</span><span class="jsdoc-syntax">);
 350                     }
 351                 }
 352             }
 353
 354             </span><span class="jsdoc-var">retryCount </span><span class="jsdoc-syntax">= (</span><span class="jsdoc-var">notAvail.length </span><span class="jsdoc-syntax">=== 0) ? 0 : </span><span class="jsdoc-var">retryCount </span><span class="jsdoc-syntax">- 1;
 355
 356             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">tryAgain</span><span class="jsdoc-syntax">) {
 357
 358                 </span><span class="jsdoc-var">this.startInterval</span><span class="jsdoc-syntax">();
 359             } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 360                 </span><span class="jsdoc-var">clearInterval</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this._interval</span><span class="jsdoc-syntax">);
 361                 </span><span class="jsdoc-var">this._interval </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
 362             }
 363
 364             </span><span class="jsdoc-var">this.locked </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">false</span><span class="jsdoc-syntax">;
 365
 366             </span><span class="jsdoc-keyword">return true</span><span class="jsdoc-syntax">;
 367
 368         },
 369
 370
 371         </span><span class="jsdoc-var">purgeElement</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">recurse</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">) {
 372             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">elListeners </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.getListeners</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">);
 373             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">elListeners</span><span class="jsdoc-syntax">) {
 374                 </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">elListeners.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">) {
 375                     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">l </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">elListeners</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">];
 376                     </span><span class="jsdoc-var">this.removeListener</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">l.type</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">l.fn</span><span class="jsdoc-syntax">);
 377                 }
 378             }
 379
 380             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">recurse </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">el.childNodes</span><span class="jsdoc-syntax">) {
 381                 </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">len </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">el.childNodes.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">) {
 382                     </span><span class="jsdoc-var">this.purgeElement</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el.childNodes</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">], </span><span class="jsdoc-var">recurse</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">);
 383                 }
 384             }
 385         },
 386
 387
 388         </span><span class="jsdoc-var">getListeners</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">eventName</span><span class="jsdoc-syntax">) {
 389             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">results </span><span class="jsdoc-syntax">= [], </span><span class="jsdoc-var">searchLists</span><span class="jsdoc-syntax">;
 390             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(!</span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">) {
 391                 </span><span class="jsdoc-var">searchLists </span><span class="jsdoc-syntax">= [</span><span class="jsdoc-var">listeners</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">unloadListeners</span><span class="jsdoc-syntax">];
 392             } </span><span class="jsdoc-keyword">else if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">eventName </span><span class="jsdoc-syntax">== </span><span class="jsdoc-string">&quot;unload&quot;</span><span class="jsdoc-syntax">) {
 393                 </span><span class="jsdoc-var">searchLists </span><span class="jsdoc-syntax">= [</span><span class="jsdoc-var">unloadListeners</span><span class="jsdoc-syntax">];
 394             } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 395                 </span><span class="jsdoc-var">searchLists </span><span class="jsdoc-syntax">= [</span><span class="jsdoc-var">listeners</span><span class="jsdoc-syntax">];
 396             }
 397
 398             </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">searchLists.length</span><span class="jsdoc-syntax">; ++</span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">) {
 399                 </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">searchList </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">searchLists</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">];
 400                 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">searchList </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">searchList.length </span><span class="jsdoc-syntax">&gt; 0) {
 401                     </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">searchList.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">) {
 402                         </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">l </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">searchList</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">];
 403                         </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">l </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">this.EL</span><span class="jsdoc-syntax">] === </span><span class="jsdoc-var">el </span><span class="jsdoc-syntax">&amp;&amp;
 404                             (!</span><span class="jsdoc-var">eventName </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">eventName </span><span class="jsdoc-syntax">=== </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">this.TYPE</span><span class="jsdoc-syntax">])) {
 405                             </span><span class="jsdoc-var">results.push</span><span class="jsdoc-syntax">({
 406                                 </span><span class="jsdoc-var">type</span><span class="jsdoc-syntax">:   </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">this.TYPE</span><span class="jsdoc-syntax">],
 407                                 </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">:     </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">this.FN</span><span class="jsdoc-syntax">],
 408                                 </span><span class="jsdoc-var">obj</span><span class="jsdoc-syntax">:    </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">this.OBJ</span><span class="jsdoc-syntax">],
 409                                 </span><span class="jsdoc-var">adjust</span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">this.ADJ_SCOPE</span><span class="jsdoc-syntax">],
 410                                 </span><span class="jsdoc-var">index</span><span class="jsdoc-syntax">:  </span><span class="jsdoc-var">i
 411                             </span><span class="jsdoc-syntax">});
 412                         }
 413                     }
 414                 }
 415             }
 416
 417             </span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">results.length</span><span class="jsdoc-syntax">) ? </span><span class="jsdoc-var">results </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
 418         },
 419
 420
 421         </span><span class="jsdoc-var">_unload</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">) {
 422
 423             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">EU </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Roo.lib.Event</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">l</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">len</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">index</span><span class="jsdoc-syntax">;
 424
 425             </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">len </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">unloadListeners.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">) {
 426                 </span><span class="jsdoc-var">l </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">unloadListeners</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">];
 427                 </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">) {
 428                     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">scope </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">window</span><span class="jsdoc-syntax">;
 429                     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">EU.ADJ_SCOPE</span><span class="jsdoc-syntax">]) {
 430                         </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">EU.ADJ_SCOPE</span><span class="jsdoc-syntax">] === </span><span class="jsdoc-keyword">true</span><span class="jsdoc-syntax">) {
 431                             </span><span class="jsdoc-var">scope </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">EU.OBJ</span><span class="jsdoc-syntax">];
 432                         } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 433                             </span><span class="jsdoc-var">scope </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">EU.ADJ_SCOPE</span><span class="jsdoc-syntax">];
 434                         }
 435                     }
 436                     </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">EU.FN</span><span class="jsdoc-syntax">]</span><span class="jsdoc-var">.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">scope</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">EU.getEvent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">e</span><span class="jsdoc-syntax">), </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">EU.OBJ</span><span class="jsdoc-syntax">]);
 437                     </span><span class="jsdoc-var">unloadListeners</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
 438                     </span><span class="jsdoc-var">l </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
 439                     </span><span class="jsdoc-var">scope </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
 440                 }
 441             }
 442
 443             </span><span class="jsdoc-var">unloadListeners </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
 444
 445             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">listeners </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">listeners.length </span><span class="jsdoc-syntax">&gt; 0) {
 446                 </span><span class="jsdoc-var">j </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">listeners.length</span><span class="jsdoc-syntax">;
 447                 </span><span class="jsdoc-keyword">while </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">) {
 448                     </span><span class="jsdoc-var">index </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">j </span><span class="jsdoc-syntax">- 1;
 449                     </span><span class="jsdoc-var">l </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">listeners</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">index</span><span class="jsdoc-syntax">];
 450                     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">) {
 451                         </span><span class="jsdoc-var">EU.removeListener</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">EU.EL</span><span class="jsdoc-syntax">], </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">EU.TYPE</span><span class="jsdoc-syntax">],
 452                                 </span><span class="jsdoc-var">l</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">EU.FN</span><span class="jsdoc-syntax">], </span><span class="jsdoc-var">index</span><span class="jsdoc-syntax">);
 453                     }
 454                     </span><span class="jsdoc-var">j </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">j </span><span class="jsdoc-syntax">- 1;
 455                 }
 456                 </span><span class="jsdoc-var">l </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
 457
 458                 </span><span class="jsdoc-var">EU.clearCache</span><span class="jsdoc-syntax">();
 459             }
 460
 461             </span><span class="jsdoc-var">EU.doRemove</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">window</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;unload&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">EU._unload</span><span class="jsdoc-syntax">);
 462
 463         },
 464
 465
 466         </span><span class="jsdoc-var">getScroll</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">() {
 467             </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">dd </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">document.documentElement</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">db </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">document.body</span><span class="jsdoc-syntax">;
 468             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">dd </span><span class="jsdoc-syntax">&amp;&amp; (</span><span class="jsdoc-var">dd.scrollTop </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">dd.scrollLeft</span><span class="jsdoc-syntax">)) {
 469                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">dd.scrollTop</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">dd.scrollLeft</span><span class="jsdoc-syntax">];
 470             } </span><span class="jsdoc-keyword">else if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">db</span><span class="jsdoc-syntax">) {
 471                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">db.scrollTop</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">db.scrollLeft</span><span class="jsdoc-syntax">];
 472             } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 473                 </span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">[0, 0];
 474             }
 475         },
 476
 477
 478         </span><span class="jsdoc-var">doAdd</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function </span><span class="jsdoc-syntax">() {
 479             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">window.addEventListener</span><span class="jsdoc-syntax">) {
 480                 </span><span class="jsdoc-keyword">return function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">capture</span><span class="jsdoc-syntax">) {
 481                     </span><span class="jsdoc-var">el.addEventListener</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">, (</span><span class="jsdoc-var">capture</span><span class="jsdoc-syntax">));
 482                 };
 483             } </span><span class="jsdoc-keyword">else if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">window.attachEvent</span><span class="jsdoc-syntax">) {
 484                 </span><span class="jsdoc-keyword">return function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">capture</span><span class="jsdoc-syntax">) {
 485                     </span><span class="jsdoc-var">el.attachEvent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;on&quot; </span><span class="jsdoc-syntax">+ </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">);
 486                 };
 487             } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 488                 </span><span class="jsdoc-keyword">return function</span><span class="jsdoc-syntax">() {
 489                 };
 490             }
 491         }(),
 492
 493
 494         </span><span class="jsdoc-var">doRemove</span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">() {
 495             </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">window.removeEventListener</span><span class="jsdoc-syntax">) {
 496                 </span><span class="jsdoc-keyword">return function </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">capture</span><span class="jsdoc-syntax">) {
 497                     </span><span class="jsdoc-var">el.removeEventListener</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">, (</span><span class="jsdoc-var">capture</span><span class="jsdoc-syntax">));
 498                 };
 499             } </span><span class="jsdoc-keyword">else if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">window.detachEvent</span><span class="jsdoc-syntax">) {
 500                 </span><span class="jsdoc-keyword">return function </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">el</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">) {
 501                     </span><span class="jsdoc-var">el.detachEvent</span><span class="jsdoc-syntax">(</span><span class="jsdoc-string">&quot;on&quot; </span><span class="jsdoc-syntax">+ </span><span class="jsdoc-var">eventName</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fn</span><span class="jsdoc-syntax">);
 502                 };
 503             } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 504                 </span><span class="jsdoc-keyword">return function</span><span class="jsdoc-syntax">() {
 505                 };
 506             }
 507         }()
 508     };
 509
 510 }();
 511 (</span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">() {
 512
 513     </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">E </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">Roo.lib.Event</span><span class="jsdoc-syntax">;
 514     </span><span class="jsdoc-var">E.on </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">E.addListener</span><span class="jsdoc-syntax">;
 515     </span><span class="jsdoc-var">E.un </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">E.removeListener</span><span class="jsdoc-syntax">;
 516
 517     </span><span class="jsdoc-keyword">if </span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">document </span><span class="jsdoc-syntax">&amp;&amp; </span><span class="jsdoc-var">document.body</span><span class="jsdoc-syntax">) {
 518         </span><span class="jsdoc-var">E._load</span><span class="jsdoc-syntax">();
 519     } </span><span class="jsdoc-keyword">else </span><span class="jsdoc-syntax">{
 520         </span><span class="jsdoc-var">E.doAdd</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">window</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;load&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">E._load</span><span class="jsdoc-syntax">);
 521     }
 522     </span><span class="jsdoc-var">E.doAdd</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">window</span><span class="jsdoc-syntax">, </span><span class="jsdoc-string">&quot;unload&quot;</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">E._unload</span><span class="jsdoc-syntax">);
 523     </span><span class="jsdoc-var">E._tryPreloadAttach</span><span class="jsdoc-syntax">();
 524 })();
 525
 526 </span></code></body></html>