webgui/www/extras/yui/docs/menumanager.js.html
2008-03-25 16:13:25 +00:00

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<title>API: menu menumanager.js (YUI Library)</title>
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<body id="yahoo-com">
<div id="doc3" class="yui-t2">
<div id="hd">
<a href="http://developer.yahoo.com/yui/"><h1>Yahoo! UI Library</h1></a>
<h3>Menu&nbsp; <span class="subtitle">2.5.1</span></h3>
<p>
<a href="./index.html">Yahoo! UI Library</a>
&gt; <a href="./module_menu.html">menu</a>
&gt; menumanager.js (source view)
</p>
</div>
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<div id="yui-main">
<div class="yui-b">
<form name="yui-classopts-form">
<span id="classopts"><input type="checkbox" name="showprivate" id="showprivate" /> Show Private</span>
<span id="classopts"><input type="checkbox" name="showprotected" id="showprotected" /> Show Protected</span>
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</style>
<div class="highlight" ><pre><span class="c">/**</span>
<span class="c">* @module menu</span>
<span class="c">* @description &lt;p&gt;The Menu family of components features a collection of </span>
<span class="c">* controls that make it easy to add menus to your website or web application. </span>
<span class="c">* With the Menu Controls you can create website fly-out menus, customized </span>
<span class="c">* context menus, or application-style menu bars with just a small amount of </span>
<span class="c">* scripting.&lt;/p&gt;&lt;p&gt;The Menu family of controls features:&lt;/p&gt;</span>
<span class="c">* &lt;ul&gt;</span>
<span class="c">* &lt;li&gt;Keyboard and mouse navigation.&lt;/li&gt;</span>
<span class="c">* &lt;li&gt;A rich event model that provides access to all of a menu&#39;s </span>
<span class="c">* interesting moments.&lt;/li&gt;</span>
<span class="c">* &lt;li&gt;Support for </span>
<span class="c">* &lt;a href=&quot;http://en.wikipedia.org/wiki/Progressive_Enhancement&quot;&gt;Progressive</span>
<span class="c">* Enhancement&lt;/a&gt;; Menus can be created from simple, </span>
<span class="c">* semantic markup on the page or purely through JavaScript.&lt;/li&gt;</span>
<span class="c">* &lt;/ul&gt;</span>
<span class="c">* @title Menu</span>
<span class="c">* @namespace YAHOO.widget</span>
<span class="c">* @requires Event, Dom, Container</span>
<span class="c">*/</span>
<span class="o">(</span><span class="k">function</span> <span class="o">()</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">Dom</span> <span class="o">=</span> <span class="nx">YAHOO</span><span class="o">.</span><span class="nx">util</span><span class="o">.</span><span class="nx">Dom</span><span class="o">,</span>
<span class="nx">Event</span> <span class="o">=</span> <span class="nx">YAHOO</span><span class="o">.</span><span class="nx">util</span><span class="o">.</span><span class="nx">Event</span><span class="o">;</span>
<span class="c">/**</span>
<span class="c"> * Singleton that manages a collection of all menus and menu items. Listens </span>
<span class="c"> * for DOM events at the document level and dispatches the events to the </span>
<span class="c"> * corresponding menu or menu item.</span>
<span class="c"> *</span>
<span class="c"> * @namespace YAHOO.widget</span>
<span class="c"> * @class MenuManager</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">YAHOO</span><span class="o">.</span><span class="nx">widget</span><span class="o">.</span><span class="nx">MenuManager</span> <span class="o">=</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span>
<span class="c">// Private member variables</span>
<span class="c"></span>
<span class="c">// Flag indicating if the DOM event handlers have been attached</span>
<span class="c"></span>
<span class="k">var</span> <span class="nx">m_bInitializedEventHandlers</span> <span class="o">=</span> <span class="kc">false</span><span class="o">,</span>
<span class="c">// Collection of menus</span>
<span class="c"></span>
<span class="nx">m_oMenus</span> <span class="o">=</span> <span class="o">{},</span>
<span class="c">// Collection of visible menus</span>
<span class="c"></span>
<span class="nx">m_oVisibleMenus</span> <span class="o">=</span> <span class="o">{},</span>
<span class="c">// Collection of menu items </span>
<span class="c"></span>
<span class="nx">m_oItems</span> <span class="o">=</span> <span class="o">{},</span>
<span class="c">// Map of DOM event types to their equivalent CustomEvent types</span>
<span class="c"></span>
<span class="nx">m_oEventTypes</span> <span class="o">=</span> <span class="o">{</span>
<span class="s2">&quot;click&quot;</span><span class="o">:</span> <span class="s2">&quot;clickEvent&quot;</span><span class="o">,</span>
<span class="s2">&quot;mousedown&quot;</span><span class="o">:</span> <span class="s2">&quot;mouseDownEvent&quot;</span><span class="o">,</span>
<span class="s2">&quot;mouseup&quot;</span><span class="o">:</span> <span class="s2">&quot;mouseUpEvent&quot;</span><span class="o">,</span>
<span class="s2">&quot;mouseover&quot;</span><span class="o">:</span> <span class="s2">&quot;mouseOverEvent&quot;</span><span class="o">,</span>
<span class="s2">&quot;mouseout&quot;</span><span class="o">:</span> <span class="s2">&quot;mouseOutEvent&quot;</span><span class="o">,</span>
<span class="s2">&quot;keydown&quot;</span><span class="o">:</span> <span class="s2">&quot;keyDownEvent&quot;</span><span class="o">,</span>
<span class="s2">&quot;keyup&quot;</span><span class="o">:</span> <span class="s2">&quot;keyUpEvent&quot;</span><span class="o">,</span>
<span class="s2">&quot;keypress&quot;</span><span class="o">:</span> <span class="s2">&quot;keyPressEvent&quot;</span>
<span class="o">},</span>
<span class="nx">m_oFocusedMenuItem</span> <span class="o">=</span> <span class="kc">null</span><span class="o">;</span>
<span class="k">var</span> <span class="nx">m_oLogger</span> <span class="o">=</span> <span class="k">new</span> <span class="nx">YAHOO</span><span class="o">.</span><span class="nx">widget</span><span class="o">.</span><span class="nx">LogWriter</span><span class="o">(</span><span class="s2">&quot;MenuManager&quot;</span><span class="o">);</span>
<span class="c">// Private methods</span>
<span class="c"></span>
<span class="c">/**</span>
<span class="c"> * @method getMenuRootElement</span>
<span class="c"> * @description Finds the root DIV node of a menu or the root LI node of </span>
<span class="c"> * a menu item.</span>
<span class="c"> * @private</span>
<span class="c"> * @param {&lt;a href=&quot;http://www.w3.org/TR/2000/WD-DOM-Level-1-20000929/</span>
<span class="c"> * level-one-html.html#ID-58190037&quot;&gt;HTMLElement&lt;/a&gt;} p_oElement Object </span>
<span class="c"> * specifying an HTML element.</span>
<span class="c"> */</span>
<span class="k">function</span> <span class="nx">getMenuRootElement</span><span class="o">(</span><span class="nx">p_oElement</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">oParentNode</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">p_oElement</span> <span class="o">&amp;&amp;</span> <span class="nx">p_oElement</span><span class="o">.</span><span class="nx">tagName</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">switch</span> <span class="o">(</span><span class="nx">p_oElement</span><span class="o">.</span><span class="nx">tagName</span><span class="o">.</span><span class="nx">toUpperCase</span><span class="o">())</span> <span class="o">{</span>
<span class="nx">case</span> <span class="s2">&quot;DIV&quot;</span><span class="o">:</span>
<span class="nx">oParentNode</span> <span class="o">=</span> <span class="nx">p_oElement</span><span class="o">.</span><span class="nx">parentNode</span><span class="o">;</span>
<span class="c">// Check if the DIV is the inner &quot;body&quot; node of a menu</span>
<span class="c"></span>
<span class="k">if</span> <span class="o">(</span>
<span class="o">(</span>
<span class="nx">Dom</span><span class="o">.</span><span class="nx">hasClass</span><span class="o">(</span><span class="nx">p_oElement</span><span class="o">,</span> <span class="s2">&quot;hd&quot;</span><span class="o">)</span> <span class="o">||</span>
<span class="nx">Dom</span><span class="o">.</span><span class="nx">hasClass</span><span class="o">(</span><span class="nx">p_oElement</span><span class="o">,</span> <span class="s2">&quot;bd&quot;</span><span class="o">)</span> <span class="o">||</span>
<span class="nx">Dom</span><span class="o">.</span><span class="nx">hasClass</span><span class="o">(</span><span class="nx">p_oElement</span><span class="o">,</span> <span class="s2">&quot;ft&quot;</span><span class="o">)</span>
<span class="o">)</span> <span class="o">&amp;&amp;</span>
<span class="nx">oParentNode</span> <span class="o">&amp;&amp;</span>
<span class="nx">oParentNode</span><span class="o">.</span><span class="nx">tagName</span> <span class="o">&amp;&amp;</span>
<span class="nx">oParentNode</span><span class="o">.</span><span class="nx">tagName</span><span class="o">.</span><span class="nx">toUpperCase</span><span class="o">()</span> <span class="o">==</span> <span class="s2">&quot;DIV&quot;</span><span class="o">)</span>
<span class="o">{</span>
<span class="k">return</span> <span class="nx">oParentNode</span><span class="o">;</span>
<span class="o">}</span>
<span class="k">else</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">p_oElement</span><span class="o">;</span>
<span class="o">}</span>
<span class="k">break</span><span class="o">;</span>
<span class="nx">case</span> <span class="s2">&quot;LI&quot;</span><span class="o">:</span>
<span class="k">return</span> <span class="nx">p_oElement</span><span class="o">;</span>
<span class="nx">default</span><span class="o">:</span>
<span class="nx">oParentNode</span> <span class="o">=</span> <span class="nx">p_oElement</span><span class="o">.</span><span class="nx">parentNode</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oParentNode</span><span class="o">)</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">getMenuRootElement</span><span class="o">(</span><span class="nx">oParentNode</span><span class="o">);</span>
<span class="o">}</span>
<span class="k">break</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="c">// Private event handlers</span>
<span class="c"></span>
<span class="c">/**</span>
<span class="c"> * @method onDOMEvent</span>
<span class="c"> * @description Generic, global event handler for all of a menu&#39;s </span>
<span class="c"> * DOM-based events. This listens for events against the document </span>
<span class="c"> * object. If the target of a given event is a member of a menu or </span>
<span class="c"> * menu item&#39;s DOM, the instance&#39;s corresponding Custom Event is fired.</span>
<span class="c"> * @private</span>
<span class="c"> * @param {Event} p_oEvent Object representing the DOM event object </span>
<span class="c"> * passed back by the event utility (YAHOO.util.Event).</span>
<span class="c"> */</span>
<span class="k">function</span> <span class="nx">onDOMEvent</span><span class="o">(</span><span class="nx">p_oEvent</span><span class="o">)</span> <span class="o">{</span>
<span class="c">// Get the target node of the DOM event</span>
<span class="c"></span>
<span class="k">var</span> <span class="nx">oTarget</span> <span class="o">=</span> <span class="nx">Event</span><span class="o">.</span><span class="nx">getTarget</span><span class="o">(</span><span class="nx">p_oEvent</span><span class="o">),</span>
<span class="c">// See if the target of the event was a menu, or a menu item</span>
<span class="c"></span>
<span class="nx">oElement</span> <span class="o">=</span> <span class="nx">getMenuRootElement</span><span class="o">(</span><span class="nx">oTarget</span><span class="o">),</span>
<span class="nx">sCustomEventType</span><span class="o">,</span>
<span class="nx">sTagName</span><span class="o">,</span>
<span class="nx">sId</span><span class="o">,</span>
<span class="nx">oMenuItem</span><span class="o">,</span>
<span class="nx">oMenu</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oElement</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">sTagName</span> <span class="o">=</span> <span class="nx">oElement</span><span class="o">.</span><span class="nx">tagName</span><span class="o">.</span><span class="nx">toUpperCase</span><span class="o">();</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">sTagName</span> <span class="o">==</span> <span class="s2">&quot;LI&quot;</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">sId</span> <span class="o">=</span> <span class="nx">oElement</span><span class="o">.</span><span class="nx">id</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">sId</span> <span class="o">&amp;&amp;</span> <span class="nx">m_oItems</span><span class="o">[</span><span class="nx">sId</span><span class="o">])</span> <span class="o">{</span>
<span class="nx">oMenuItem</span> <span class="o">=</span> <span class="nx">m_oItems</span><span class="o">[</span><span class="nx">sId</span><span class="o">];</span>
<span class="nx">oMenu</span> <span class="o">=</span> <span class="nx">oMenuItem</span><span class="o">.</span><span class="nx">parent</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">sTagName</span> <span class="o">==</span> <span class="s2">&quot;DIV&quot;</span><span class="o">)</span> <span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oElement</span><span class="o">.</span><span class="nx">id</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">oMenu</span> <span class="o">=</span> <span class="nx">m_oMenus</span><span class="o">[</span><span class="nx">oElement</span><span class="o">.</span><span class="nx">id</span><span class="o">];</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oMenu</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">sCustomEventType</span> <span class="o">=</span> <span class="nx">m_oEventTypes</span><span class="o">[</span><span class="nx">p_oEvent</span><span class="o">.</span><span class="nx">type</span><span class="o">];</span>
<span class="c">// Fire the Custom Event that corresponds the current DOM event </span>
<span class="c"></span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oMenuItem</span> <span class="o">&amp;&amp;</span> <span class="o">!</span><span class="nx">oMenuItem</span><span class="o">.</span><span class="nx">cfg</span><span class="o">.</span><span class="nx">getProperty</span><span class="o">(</span><span class="s2">&quot;disabled&quot;</span><span class="o">))</span> <span class="o">{</span>
<span class="nx">oMenuItem</span><span class="o">[</span><span class="nx">sCustomEventType</span><span class="o">].</span><span class="nx">fire</span><span class="o">(</span><span class="nx">p_oEvent</span><span class="o">);</span>
<span class="k">if</span> <span class="o">(</span>
<span class="nx">p_oEvent</span><span class="o">.</span><span class="nx">type</span> <span class="o">==</span> <span class="s2">&quot;keyup&quot;</span> <span class="o">||</span>
<span class="nx">p_oEvent</span><span class="o">.</span><span class="nx">type</span> <span class="o">==</span> <span class="s2">&quot;mousedown&quot;</span><span class="o">)</span>
<span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">m_oFocusedMenuItem</span> <span class="o">!=</span> <span class="nx">oMenuItem</span><span class="o">)</span> <span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">m_oFocusedMenuItem</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">m_oFocusedMenuItem</span><span class="o">.</span><span class="nx">blurEvent</span><span class="o">.</span><span class="nx">fire</span><span class="o">();</span>
<span class="o">}</span>
<span class="nx">oMenuItem</span><span class="o">.</span><span class="nx">focusEvent</span><span class="o">.</span><span class="nx">fire</span><span class="o">();</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="nx">oMenu</span><span class="o">[</span><span class="nx">sCustomEventType</span><span class="o">].</span><span class="nx">fire</span><span class="o">(</span><span class="nx">p_oEvent</span><span class="o">,</span> <span class="nx">oMenuItem</span><span class="o">);</span>
<span class="o">}</span>
<span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">p_oEvent</span><span class="o">.</span><span class="nx">type</span> <span class="o">==</span> <span class="s2">&quot;mousedown&quot;</span><span class="o">)</span> <span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">m_oFocusedMenuItem</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">m_oFocusedMenuItem</span><span class="o">.</span><span class="nx">blurEvent</span><span class="o">.</span><span class="nx">fire</span><span class="o">();</span>
<span class="nx">m_oFocusedMenuItem</span> <span class="o">=</span> <span class="kc">null</span><span class="o">;</span>
<span class="o">}</span>
<span class="c">/*</span>
<span class="c"> If the target of the event wasn&#39;t a menu, hide all </span>
<span class="c"> dynamically positioned menus</span>
<span class="c"> */</span>
<span class="k">for</span> <span class="o">(</span><span class="k">var</span> <span class="nx">i</span> <span class="k">in</span> <span class="nx">m_oVisibleMenus</span><span class="o">)</span> <span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">YAHOO</span><span class="o">.</span><span class="nx">lang</span><span class="o">.</span><span class="nx">hasOwnProperty</span><span class="o">(</span><span class="nx">m_oVisibleMenus</span><span class="o">,</span> <span class="nx">i</span><span class="o">))</span> <span class="o">{</span>
<span class="nx">oMenu</span> <span class="o">=</span> <span class="nx">m_oVisibleMenus</span><span class="o">[</span><span class="nx">i</span><span class="o">];</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oMenu</span><span class="o">.</span><span class="nx">cfg</span><span class="o">.</span><span class="nx">getProperty</span><span class="o">(</span><span class="s2">&quot;clicktohide&quot;</span><span class="o">)</span> <span class="o">&amp;&amp;</span>
<span class="o">!(</span><span class="nx">oMenu</span> <span class="k">instanceof</span> <span class="nx">YAHOO</span><span class="o">.</span><span class="nx">widget</span><span class="o">.</span><span class="nx">MenuBar</span><span class="o">)</span> <span class="o">&amp;&amp;</span>
<span class="nx">oMenu</span><span class="o">.</span><span class="nx">cfg</span><span class="o">.</span><span class="nx">getProperty</span><span class="o">(</span><span class="s2">&quot;position&quot;</span><span class="o">)</span> <span class="o">==</span> <span class="s2">&quot;dynamic&quot;</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">oMenu</span><span class="o">.</span><span class="nx">hide</span><span class="o">();</span>
<span class="o">}</span>
<span class="k">else</span> <span class="o">{</span>
<span class="nx">oMenu</span><span class="o">.</span><span class="nx">clearActiveItem</span><span class="o">(</span><span class="kc">true</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">p_oEvent</span><span class="o">.</span><span class="nx">type</span> <span class="o">==</span> <span class="s2">&quot;keyup&quot;</span><span class="o">)</span> <span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">m_oFocusedMenuItem</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">m_oFocusedMenuItem</span><span class="o">.</span><span class="nx">blurEvent</span><span class="o">.</span><span class="nx">fire</span><span class="o">();</span>
<span class="nx">m_oFocusedMenuItem</span> <span class="o">=</span> <span class="kc">null</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="c">/**</span>
<span class="c"> * @method onMenuDestroy</span>
<span class="c"> * @description &quot;destroy&quot; event handler for a menu.</span>
<span class="c"> * @private</span>
<span class="c"> * @param {String} p_sType String representing the name of the event </span>
<span class="c"> * that was fired.</span>
<span class="c"> * @param {Array} p_aArgs Array of arguments sent when the event </span>
<span class="c"> * was fired.</span>
<span class="c"> * @param {YAHOO.widget.Menu} p_oMenu The menu that fired the event.</span>
<span class="c"> */</span>
<span class="k">function</span> <span class="nx">onMenuDestroy</span><span class="o">(</span><span class="nx">p_sType</span><span class="o">,</span> <span class="nx">p_aArgs</span><span class="o">,</span> <span class="nx">p_oMenu</span><span class="o">)</span> <span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">m_oMenus</span><span class="o">[</span><span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">id</span><span class="o">])</span> <span class="o">{</span>
<span class="k">this</span><span class="o">.</span><span class="nx">removeMenu</span><span class="o">(</span><span class="nx">p_oMenu</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="c">/**</span>
<span class="c"> * @method onMenuFocus</span>
<span class="c"> * @description &quot;focus&quot; event handler for a MenuItem instance.</span>
<span class="c"> * @private</span>
<span class="c"> * @param {String} p_sType String representing the name of the event </span>
<span class="c"> * that was fired.</span>
<span class="c"> * @param {Array} p_aArgs Array of arguments sent when the event </span>
<span class="c"> * was fired.</span>
<span class="c"> */</span>
<span class="k">function</span> <span class="nx">onMenuFocus</span><span class="o">(</span><span class="nx">p_sType</span><span class="o">,</span> <span class="nx">p_aArgs</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">oItem</span> <span class="o">=</span> <span class="nx">p_aArgs</span><span class="o">[</span><span class="m">0</span><span class="o">];</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oItem</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">m_oFocusedMenuItem</span> <span class="o">=</span> <span class="nx">oItem</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="c">/**</span>
<span class="c"> * @method onMenuBlur</span>
<span class="c"> * @description &quot;blur&quot; event handler for a MenuItem instance.</span>
<span class="c"> * @private</span>
<span class="c"> * @param {String} p_sType String representing the name of the event </span>
<span class="c"> * that was fired.</span>
<span class="c"> * @param {Array} p_aArgs Array of arguments sent when the event </span>
<span class="c"> * was fired.</span>
<span class="c"> */</span>
<span class="k">function</span> <span class="nx">onMenuBlur</span><span class="o">(</span><span class="nx">p_sType</span><span class="o">,</span> <span class="nx">p_aArgs</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">m_oFocusedMenuItem</span> <span class="o">=</span> <span class="kc">null</span><span class="o">;</span>
<span class="o">}</span>
<span class="c">/**</span>
<span class="c"> * @method onMenuVisibleConfigChange</span>
<span class="c"> * @description Event handler for when the &quot;visible&quot; configuration </span>
<span class="c"> * property of a Menu instance changes.</span>
<span class="c"> * @private</span>
<span class="c"> * @param {String} p_sType String representing the name of the event </span>
<span class="c"> * that was fired.</span>
<span class="c"> * @param {Array} p_aArgs Array of arguments sent when the event </span>
<span class="c"> * was fired.</span>
<span class="c"> */</span>
<span class="k">function</span> <span class="nx">onMenuVisibleConfigChange</span><span class="o">(</span><span class="nx">p_sType</span><span class="o">,</span> <span class="nx">p_aArgs</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">bVisible</span> <span class="o">=</span> <span class="nx">p_aArgs</span><span class="o">[</span><span class="m">0</span><span class="o">],</span>
<span class="nx">sId</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">id</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">bVisible</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">m_oVisibleMenus</span><span class="o">[</span><span class="nx">sId</span><span class="o">]</span> <span class="o">=</span> <span class="k">this</span><span class="o">;</span>
<span class="nx">m_oLogger</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span>
<span class="k">this</span> <span class="o">+</span>
<span class="s2">&quot; added to the collection of visible menus.&quot;</span><span class="o">);</span>
<span class="o">}</span>
<span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">m_oVisibleMenus</span><span class="o">[</span><span class="nx">sId</span><span class="o">])</span> <span class="o">{</span>
<span class="nx">delete</span> <span class="nx">m_oVisibleMenus</span><span class="o">[</span><span class="nx">sId</span><span class="o">];</span>
<span class="nx">m_oLogger</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span>
<span class="k">this</span> <span class="o">+</span>
<span class="s2">&quot; removed from the collection of visible menus.&quot;</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="c">/**</span>
<span class="c"> * @method onItemDestroy</span>
<span class="c"> * @description &quot;destroy&quot; event handler for a MenuItem instance.</span>
<span class="c"> * @private</span>
<span class="c"> * @param {String} p_sType String representing the name of the event </span>
<span class="c"> * that was fired.</span>
<span class="c"> * @param {Array} p_aArgs Array of arguments sent when the event </span>
<span class="c"> * was fired.</span>
<span class="c"> */</span>
<span class="k">function</span> <span class="nx">onItemDestroy</span><span class="o">(</span><span class="nx">p_sType</span><span class="o">,</span> <span class="nx">p_aArgs</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">removeItem</span><span class="o">(</span><span class="k">this</span><span class="o">);</span>
<span class="o">}</span>
<span class="k">function</span> <span class="nx">removeItem</span><span class="o">(</span><span class="nx">p_oMenuItem</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">sId</span> <span class="o">=</span> <span class="nx">p_oMenuItem</span><span class="o">.</span><span class="nx">id</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">sId</span> <span class="o">&amp;&amp;</span> <span class="nx">m_oItems</span><span class="o">[</span><span class="nx">sId</span><span class="o">])</span> <span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">m_oFocusedMenuItem</span> <span class="o">==</span> <span class="nx">p_oMenuItem</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">m_oFocusedMenuItem</span> <span class="o">=</span> <span class="kc">null</span><span class="o">;</span>
<span class="o">}</span>
<span class="nx">delete</span> <span class="nx">m_oItems</span><span class="o">[</span><span class="nx">sId</span><span class="o">];</span>
<span class="nx">p_oMenuItem</span><span class="o">.</span><span class="nx">destroyEvent</span><span class="o">.</span><span class="nx">unsubscribe</span><span class="o">(</span><span class="nx">onItemDestroy</span><span class="o">);</span>
<span class="nx">m_oLogger</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="nx">p_oMenuItem</span> <span class="o">+</span> <span class="s2">&quot; successfully unregistered.&quot;</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="c">/**</span>
<span class="c"> * @method onItemAdded</span>
<span class="c"> * @description &quot;itemadded&quot; event handler for a Menu instance.</span>
<span class="c"> * @private</span>
<span class="c"> * @param {String} p_sType String representing the name of the event </span>
<span class="c"> * that was fired.</span>
<span class="c"> * @param {Array} p_aArgs Array of arguments sent when the event </span>
<span class="c"> * was fired.</span>
<span class="c"> */</span>
<span class="k">function</span> <span class="nx">onItemAdded</span><span class="o">(</span><span class="nx">p_sType</span><span class="o">,</span> <span class="nx">p_aArgs</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">oItem</span> <span class="o">=</span> <span class="nx">p_aArgs</span><span class="o">[</span><span class="m">0</span><span class="o">],</span>
<span class="nx">sId</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oItem</span> <span class="k">instanceof</span> <span class="nx">YAHOO</span><span class="o">.</span><span class="nx">widget</span><span class="o">.</span><span class="nx">MenuItem</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">sId</span> <span class="o">=</span> <span class="nx">oItem</span><span class="o">.</span><span class="nx">id</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(!</span><span class="nx">m_oItems</span><span class="o">[</span><span class="nx">sId</span><span class="o">])</span> <span class="o">{</span>
<span class="nx">m_oItems</span><span class="o">[</span><span class="nx">sId</span><span class="o">]</span> <span class="o">=</span> <span class="nx">oItem</span><span class="o">;</span>
<span class="nx">oItem</span><span class="o">.</span><span class="nx">destroyEvent</span><span class="o">.</span><span class="nx">subscribe</span><span class="o">(</span><span class="nx">onItemDestroy</span><span class="o">);</span>
<span class="nx">m_oLogger</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="nx">oItem</span> <span class="o">+</span> <span class="s2">&quot; successfully registered.&quot;</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="k">return</span> <span class="o">{</span>
<span class="c">// Privileged methods</span>
<span class="c"></span>
<span class="c">/**</span>
<span class="c"> * @method addMenu</span>
<span class="c"> * @description Adds a menu to the collection of known menus.</span>
<span class="c"> * @param {YAHOO.widget.Menu} p_oMenu Object specifying the Menu </span>
<span class="c"> * instance to be added.</span>
<span class="c"> */</span>
<span class="nx">addMenu</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">p_oMenu</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">oDoc</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">p_oMenu</span> <span class="k">instanceof</span> <span class="nx">YAHOO</span><span class="o">.</span><span class="nx">widget</span><span class="o">.</span><span class="nx">Menu</span> <span class="o">&amp;&amp;</span> <span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">id</span> <span class="o">&amp;&amp;</span>
<span class="o">!</span><span class="nx">m_oMenus</span><span class="o">[</span><span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">id</span><span class="o">])</span> <span class="o">{</span>
<span class="nx">m_oMenus</span><span class="o">[</span><span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">id</span><span class="o">]</span> <span class="o">=</span> <span class="nx">p_oMenu</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(!</span><span class="nx">m_bInitializedEventHandlers</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">oDoc</span> <span class="o">=</span> <span class="nb">document</span><span class="o">;</span>
<span class="nx">Event</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="nx">oDoc</span><span class="o">,</span> <span class="s2">&quot;mouseover&quot;</span><span class="o">,</span> <span class="nx">onDOMEvent</span><span class="o">,</span> <span class="k">this</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
<span class="nx">Event</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="nx">oDoc</span><span class="o">,</span> <span class="s2">&quot;mouseout&quot;</span><span class="o">,</span> <span class="nx">onDOMEvent</span><span class="o">,</span> <span class="k">this</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
<span class="nx">Event</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="nx">oDoc</span><span class="o">,</span> <span class="s2">&quot;mousedown&quot;</span><span class="o">,</span> <span class="nx">onDOMEvent</span><span class="o">,</span> <span class="k">this</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
<span class="nx">Event</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="nx">oDoc</span><span class="o">,</span> <span class="s2">&quot;mouseup&quot;</span><span class="o">,</span> <span class="nx">onDOMEvent</span><span class="o">,</span> <span class="k">this</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
<span class="nx">Event</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="nx">oDoc</span><span class="o">,</span> <span class="s2">&quot;click&quot;</span><span class="o">,</span> <span class="nx">onDOMEvent</span><span class="o">,</span> <span class="k">this</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
<span class="nx">Event</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="nx">oDoc</span><span class="o">,</span> <span class="s2">&quot;keydown&quot;</span><span class="o">,</span> <span class="nx">onDOMEvent</span><span class="o">,</span> <span class="k">this</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
<span class="nx">Event</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="nx">oDoc</span><span class="o">,</span> <span class="s2">&quot;keyup&quot;</span><span class="o">,</span> <span class="nx">onDOMEvent</span><span class="o">,</span> <span class="k">this</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
<span class="nx">Event</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="nx">oDoc</span><span class="o">,</span> <span class="s2">&quot;keypress&quot;</span><span class="o">,</span> <span class="nx">onDOMEvent</span><span class="o">,</span> <span class="k">this</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
<span class="nx">m_bInitializedEventHandlers</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span>
<span class="nx">m_oLogger</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="s2">&quot;DOM event handlers initialized.&quot;</span><span class="o">);</span>
<span class="o">}</span>
<span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">cfg</span><span class="o">.</span><span class="nx">subscribeToConfigEvent</span><span class="o">(</span><span class="s2">&quot;visible&quot;</span><span class="o">,</span>
<span class="nx">onMenuVisibleConfigChange</span><span class="o">);</span>
<span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">destroyEvent</span><span class="o">.</span><span class="nx">subscribe</span><span class="o">(</span><span class="nx">onMenuDestroy</span><span class="o">,</span> <span class="nx">p_oMenu</span><span class="o">,</span>
<span class="k">this</span><span class="o">);</span>
<span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">itemAddedEvent</span><span class="o">.</span><span class="nx">subscribe</span><span class="o">(</span><span class="nx">onItemAdded</span><span class="o">);</span>
<span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">focusEvent</span><span class="o">.</span><span class="nx">subscribe</span><span class="o">(</span><span class="nx">onMenuFocus</span><span class="o">);</span>
<span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">blurEvent</span><span class="o">.</span><span class="nx">subscribe</span><span class="o">(</span><span class="nx">onMenuBlur</span><span class="o">);</span>
<span class="nx">m_oLogger</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="nx">p_oMenu</span> <span class="o">+</span> <span class="s2">&quot; successfully registered.&quot;</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * @method removeMenu</span>
<span class="c"> * @description Removes a menu from the collection of known menus.</span>
<span class="c"> * @param {YAHOO.widget.Menu} p_oMenu Object specifying the Menu </span>
<span class="c"> * instance to be removed.</span>
<span class="c"> */</span>
<span class="nx">removeMenu</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">p_oMenu</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">sId</span><span class="o">,</span>
<span class="nx">aItems</span><span class="o">,</span>
<span class="nx">i</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">p_oMenu</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">sId</span> <span class="o">=</span> <span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">id</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">m_oMenus</span><span class="o">[</span><span class="nx">sId</span><span class="o">]</span> <span class="o">==</span> <span class="nx">p_oMenu</span><span class="o">)</span> <span class="o">{</span>
<span class="c">// Unregister each menu item</span>
<span class="c"></span>
<span class="nx">aItems</span> <span class="o">=</span> <span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">getItems</span><span class="o">();</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">aItems</span> <span class="o">&amp;&amp;</span> <span class="nx">aItems</span><span class="o">.</span><span class="nx">length</span> <span class="o">&gt;</span> <span class="m">0</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">i</span> <span class="o">=</span> <span class="nx">aItems</span><span class="o">.</span><span class="nx">length</span> <span class="o">-</span> <span class="m">1</span><span class="o">;</span>
<span class="k">do</span> <span class="o">{</span>
<span class="nx">removeItem</span><span class="o">(</span><span class="nx">aItems</span><span class="o">[</span><span class="nx">i</span><span class="o">]);</span>
<span class="o">}</span>
<span class="k">while</span> <span class="o">(</span><span class="nx">i</span><span class="o">--);</span>
<span class="o">}</span>
<span class="c">// Unregister the menu</span>
<span class="c"></span>
<span class="nx">delete</span> <span class="nx">m_oMenus</span><span class="o">[</span><span class="nx">sId</span><span class="o">];</span>
<span class="nx">m_oLogger</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="nx">p_oMenu</span> <span class="o">+</span> <span class="s2">&quot; successfully unregistered.&quot;</span><span class="o">);</span>
<span class="c">/*</span>
<span class="c"> Unregister the menu from the collection of </span>
<span class="c"> visible menus</span>
<span class="c"> */</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">m_oVisibleMenus</span><span class="o">[</span><span class="nx">sId</span><span class="o">]</span> <span class="o">==</span> <span class="nx">p_oMenu</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">delete</span> <span class="nx">m_oVisibleMenus</span><span class="o">[</span><span class="nx">sId</span><span class="o">];</span>
<span class="nx">m_oLogger</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="nx">p_oMenu</span> <span class="o">+</span> <span class="s2">&quot; unregistered from the&quot;</span> <span class="o">+</span>
<span class="s2">&quot; collection of visible menus.&quot;</span><span class="o">);</span>
<span class="o">}</span>
<span class="c">// Unsubscribe event listeners</span>
<span class="c"></span>
<span class="k">if</span> <span class="o">(</span><span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">cfg</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">cfg</span><span class="o">.</span><span class="nx">unsubscribeFromConfigEvent</span><span class="o">(</span><span class="s2">&quot;visible&quot;</span><span class="o">,</span>
<span class="nx">onMenuVisibleConfigChange</span><span class="o">);</span>
<span class="o">}</span>
<span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">destroyEvent</span><span class="o">.</span><span class="nx">unsubscribe</span><span class="o">(</span><span class="nx">onMenuDestroy</span><span class="o">,</span>
<span class="nx">p_oMenu</span><span class="o">);</span>
<span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">itemAddedEvent</span><span class="o">.</span><span class="nx">unsubscribe</span><span class="o">(</span><span class="nx">onItemAdded</span><span class="o">);</span>
<span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">focusEvent</span><span class="o">.</span><span class="nx">unsubscribe</span><span class="o">(</span><span class="nx">onMenuFocus</span><span class="o">);</span>
<span class="nx">p_oMenu</span><span class="o">.</span><span class="nx">blurEvent</span><span class="o">.</span><span class="nx">unsubscribe</span><span class="o">(</span><span class="nx">onMenuBlur</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * @method hideVisible</span>
<span class="c"> * @description Hides all visible, dynamically positioned menus </span>
<span class="c"> * (excluding instances of YAHOO.widget.MenuBar).</span>
<span class="c"> */</span>
<span class="nx">hideVisible</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">oMenu</span><span class="o">;</span>
<span class="k">for</span> <span class="o">(</span><span class="k">var</span> <span class="nx">i</span> <span class="k">in</span> <span class="nx">m_oVisibleMenus</span><span class="o">)</span> <span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">YAHOO</span><span class="o">.</span><span class="nx">lang</span><span class="o">.</span><span class="nx">hasOwnProperty</span><span class="o">(</span><span class="nx">m_oVisibleMenus</span><span class="o">,</span> <span class="nx">i</span><span class="o">))</span> <span class="o">{</span>
<span class="nx">oMenu</span> <span class="o">=</span> <span class="nx">m_oVisibleMenus</span><span class="o">[</span><span class="nx">i</span><span class="o">];</span>
<span class="k">if</span> <span class="o">(!(</span><span class="nx">oMenu</span> <span class="k">instanceof</span> <span class="nx">YAHOO</span><span class="o">.</span><span class="nx">widget</span><span class="o">.</span><span class="nx">MenuBar</span><span class="o">)</span> <span class="o">&amp;&amp;</span>
<span class="nx">oMenu</span><span class="o">.</span><span class="nx">cfg</span><span class="o">.</span><span class="nx">getProperty</span><span class="o">(</span><span class="s2">&quot;position&quot;</span><span class="o">)</span> <span class="o">==</span> <span class="s2">&quot;dynamic&quot;</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">oMenu</span><span class="o">.</span><span class="nx">hide</span><span class="o">();</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * @method getVisible</span>
<span class="c"> * @description Returns a collection of all visible menus registered</span>
<span class="c"> * with the menu manger.</span>
<span class="c"> * @return {Array}</span>
<span class="c"> */</span>
<span class="nx">getVisible</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">m_oVisibleMenus</span><span class="o">;</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * @method getMenus</span>
<span class="c"> * @description Returns a collection of all menus registered with the </span>
<span class="c"> * menu manger.</span>
<span class="c"> * @return {Array}</span>
<span class="c"> */</span>
<span class="nx">getMenus</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">m_oMenus</span><span class="o">;</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * @method getMenu</span>
<span class="c"> * @description Returns a menu with the specified id.</span>
<span class="c"> * @param {String} p_sId String specifying the id of the </span>
<span class="c"> * &lt;code&gt;&amp;#60;div&amp;#62;&lt;/code&gt; element representing the menu to</span>
<span class="c"> * be retrieved.</span>
<span class="c"> * @return {YAHOO.widget.Menu}</span>
<span class="c"> */</span>
<span class="nx">getMenu</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">p_sId</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">oMenu</span> <span class="o">=</span> <span class="nx">m_oMenus</span><span class="o">[</span><span class="nx">p_sId</span><span class="o">];</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oMenu</span><span class="o">)</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">oMenu</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * @method getMenuItem</span>
<span class="c"> * @description Returns a menu item with the specified id.</span>
<span class="c"> * @param {String} p_sId String specifying the id of the </span>
<span class="c"> * &lt;code&gt;&amp;#60;li&amp;#62;&lt;/code&gt; element representing the menu item to</span>
<span class="c"> * be retrieved.</span>
<span class="c"> * @return {YAHOO.widget.MenuItem}</span>
<span class="c"> */</span>
<span class="nx">getMenuItem</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">p_sId</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">oItem</span> <span class="o">=</span> <span class="nx">m_oItems</span><span class="o">[</span><span class="nx">p_sId</span><span class="o">];</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oItem</span><span class="o">)</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">oItem</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * @method getMenuItemGroup</span>
<span class="c"> * @description Returns an array of menu item instances whose </span>
<span class="c"> * corresponding &lt;code&gt;&amp;#60;li&amp;#62;&lt;/code&gt; elements are child </span>
<span class="c"> * nodes of the &lt;code&gt;&amp;#60;ul&amp;#62;&lt;/code&gt; element with the </span>
<span class="c"> * specified id.</span>
<span class="c"> * @param {String} p_sId String specifying the id of the </span>
<span class="c"> * &lt;code&gt;&amp;#60;ul&amp;#62;&lt;/code&gt; element representing the group of </span>
<span class="c"> * menu items to be retrieved.</span>
<span class="c"> * @return {Array}</span>
<span class="c"> */</span>
<span class="nx">getMenuItemGroup</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">p_sId</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">oUL</span> <span class="o">=</span> <span class="nx">Dom</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">p_sId</span><span class="o">),</span>
<span class="nx">aItems</span><span class="o">,</span>
<span class="nx">oNode</span><span class="o">,</span>
<span class="nx">oItem</span><span class="o">,</span>
<span class="nx">sId</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oUL</span> <span class="o">&amp;&amp;</span> <span class="nx">oUL</span><span class="o">.</span><span class="nx">tagName</span> <span class="o">&amp;&amp;</span>
<span class="nx">oUL</span><span class="o">.</span><span class="nx">tagName</span><span class="o">.</span><span class="nx">toUpperCase</span><span class="o">()</span> <span class="o">==</span> <span class="s2">&quot;UL&quot;</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">oNode</span> <span class="o">=</span> <span class="nx">oUL</span><span class="o">.</span><span class="nx">firstChild</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oNode</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">aItems</span> <span class="o">=</span> <span class="o">[];</span>
<span class="k">do</span> <span class="o">{</span>
<span class="nx">sId</span> <span class="o">=</span> <span class="nx">oNode</span><span class="o">.</span><span class="nx">id</span><span class="o">;</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">sId</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">oItem</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">getMenuItem</span><span class="o">(</span><span class="nx">sId</span><span class="o">);</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">oItem</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">aItems</span><span class="o">[</span><span class="nx">aItems</span><span class="o">.</span><span class="nx">length</span><span class="o">]</span> <span class="o">=</span> <span class="nx">oItem</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="k">while</span> <span class="o">((</span><span class="nx">oNode</span> <span class="o">=</span> <span class="nx">oNode</span><span class="o">.</span><span class="nx">nextSibling</span><span class="o">));</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">aItems</span><span class="o">.</span><span class="nx">length</span> <span class="o">&gt;</span> <span class="m">0</span><span class="o">)</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">aItems</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * @method getFocusedMenuItem</span>
<span class="c"> * @description Returns a reference to the menu item that currently </span>
<span class="c"> * has focus.</span>
<span class="c"> * @return {YAHOO.widget.MenuItem}</span>
<span class="c"> */</span>
<span class="nx">getFocusedMenuItem</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">m_oFocusedMenuItem</span><span class="o">;</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * @method getFocusedMenu</span>
<span class="c"> * @description Returns a reference to the menu that currently </span>
<span class="c"> * has focus.</span>
<span class="c"> * @return {YAHOO.widget.Menu}</span>
<span class="c"> */</span>
<span class="nx">getFocusedMenu</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span>
<span class="k">if</span> <span class="o">(</span><span class="nx">m_oFocusedMenuItem</span><span class="o">)</span> <span class="o">{</span>
<span class="k">return</span> <span class="o">(</span><span class="nx">m_oFocusedMenuItem</span><span class="o">.</span><span class="nx">parent</span><span class="o">.</span><span class="nx">getRoot</span><span class="o">());</span>
<span class="o">}</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * @method toString</span>
<span class="c"> * @description Returns a string representing the menu manager.</span>
<span class="c"> * @return {String}</span>
<span class="c"> */</span>
<span class="nx">toString</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span>
<span class="k">return</span> <span class="s2">&quot;MenuManager&quot;</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">};</span>
<span class="o">}();</span>
<span class="o">})();</span>
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