src/cm/media/js/lib/yui/yui3.0.0/api/plugin.js.html
author Yves-Marie Haussonne <ymh.work+github@gmail.com>
Fri, 09 May 2014 18:35:26 +0200
changeset 656 a84519031134
parent 0 40c8f766c9b8
permissions -rw-r--r--
add link to "privacy policy" in the header test
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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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<html xmlns:yui="http://yuilibrary.com/rdf/1.0/yui.rdf#">
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<head>
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    <meta http-equiv="content-type" content="text/html; charset=UTF-8" />
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	<title>API: plugin   plugin.js  (YUI Library)</title>
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	<link rel="stylesheet" type="text/css" href="assets/reset-fonts-grids-min.css" />
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	<link rel="stylesheet" type="text/css" href="assets/api.css" />
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    <script type="text/javascript" src="assets/api-js"></script>
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    <script type="text/javascript" src="assets/ac-js"></script>
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</head>
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<body id="yahoo-com">
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<div id="doc3" class="yui-t2">
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	<div id="hd">
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        <h1><a href="http://developer.yahoo.com/yui/" title="Yahoo! UI Library">Yahoo! UI Library</a></h1>
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        <h3>plugin&nbsp; <span class="subtitle">3.0.0</span></h3>
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        <a href="./index.html" title="Yahoo! UI Library">Yahoo! UI Library</a> 
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            &gt; <a href="./module_plugin.html" title="plugin">plugin</a>
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                 &gt; plugin.js (source view) 
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        <form onsubmit="return false">
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            <div id="propertysearch">
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                Search: <input autocomplete="off" id="searchinput" />
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                <div id="searchresults">
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                    &nbsp;
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                </div>
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            </div>
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        </form>
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	</div>
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	<div id="bd">
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		<div id="yui-main">
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			<div class="yui-b">
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            <form action="#" name="yui-classopts-form" method="get" id="yui-classopts-form">
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                <fieldset>
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                    <legend>Filters</legend>
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                <span class="classopts"><input type="checkbox" name="show_private" id="show_private" /> <label for="show_private">Show Private</label></span>
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                <span class="classopts"><input type="checkbox" name="show_protected" id="show_protected" /> <label for="show_protected">Show Protected</label></span>
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                <span class="classopts"><input type="checkbox" name="show_deprecated" id="show_deprecated" /> <label for="show_deprecated">Show Deprecated</label></span>
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                </fieldset>
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            </form>
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                    <div id="srcout">
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                        <style>
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                            #doc3 .classopts { display:none; }
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                        </style>
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                        <div class="highlight" ><pre>    <span class="c">/**</span>
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<span class="c">     * Provides the base Plugin class, which plugin developers should extend, when creating custom plugins</span>
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<span class="c">     *</span>
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<span class="c">     * @module plugin</span>
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<span class="c">     */</span>
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    <span class="c">/**</span>
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<span class="c">     * The base class for all Plugin instances.</span>
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<span class="c">     *</span>
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<span class="c">     * @class Plugin.Base </span>
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<span class="c">     * @extends Base</span>
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<span class="c">     * @param {Object} config Configuration object with property name/value pairs.</span>
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<span class="c">     */</span>
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    <span class="k">function</span> <span class="nx">Plugin</span><span class="o">(</span><span class="nx">config</span><span class="o">)</span> <span class="o">{</span>
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        <span class="nx">Plugin</span><span class="o">.</span><span class="nx">superclass</span><span class="o">.</span><span class="nx">constructor</span><span class="o">.</span><span class="nx">apply</span><span class="o">(</span><span class="k">this</span><span class="o">,</span> <span class="nx">arguments</span><span class="o">);</span>
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    <span class="o">}</span>
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    <span class="c">/**</span>
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<span class="c">     * Object defining the set of attributes supported by the Plugin.Base class</span>
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<span class="c">     * </span>
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<span class="c">     * @property Plugin.Base.ATTRS</span>
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<span class="c">     * @type Object</span>
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<span class="c">     * @static</span>
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<span class="c">     */</span>
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    <span class="nx">Plugin</span><span class="o">.</span><span class="nx">ATTRS</span> <span class="o">=</span> <span class="o">{</span>
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        <span class="c">/**</span>
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<span class="c">         * The plugin&#39;s host object.</span>
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<span class="c">         *</span>
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<span class="c">         * @attribute host</span>
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<span class="c">         * @writeonce</span>
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<span class="c">         * @type Plugin.Host</span>
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<span class="c">         */</span>
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        <span class="nx">host</span> <span class="o">:</span> <span class="o">{</span>
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            <span class="nx">writeOnce</span><span class="o">:</span> <span class="kc">true</span>
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        <span class="o">}</span>
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    <span class="o">};</span>
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    <span class="c">/**</span>
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<span class="c">     * The string identifying the Plugin.Base class. Plugins extending</span>
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<span class="c">     * Plugin.Base should set their own NAME value.</span>
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<span class="c">     *</span>
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<span class="c">     * @property Plugin.Base.NAME</span>
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<span class="c">     * @type String</span>
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<span class="c">     * @static</span>
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<span class="c">     */</span>
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    <span class="nx">Plugin</span><span class="o">.</span><span class="nx">NAME</span> <span class="o">=</span> <span class="s1">&#39;plugin&#39;</span><span class="o">;</span>
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    <span class="c">/**</span>
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<span class="c">     * The name of the property the the plugin will be attached to</span>
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<span class="c">     * when plugged into a Plugin Host. Plugins extending Plugin.Base,</span>
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<span class="c">     * should set their own NS value.</span>
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<span class="c">     *</span>
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<span class="c">     * @property Plugin.NS</span>
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<span class="c">     * @type String</span>
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<span class="c">     * @static</span>
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<span class="c">     */</span>
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    <span class="nx">Plugin</span><span class="o">.</span><span class="nx">NS</span> <span class="o">=</span> <span class="s1">&#39;plugin&#39;</span><span class="o">;</span>
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    <span class="nx">Y</span><span class="o">.</span><span class="nx">extend</span><span class="o">(</span><span class="nx">Plugin</span><span class="o">,</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Base</span><span class="o">,</span> <span class="o">{</span>
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        <span class="c">/**</span>
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<span class="c">         * The list of event handles for event listeners or AOP injected methods</span>
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<span class="c">         * applied by the plugin to the host object.</span>
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<span class="c">         *</span>
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<span class="c">         * @property _handles</span>
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<span class="c">         * @private</span>
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<span class="c">         * @type Array</span>
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<span class="c">         * @value null</span>
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<span class="c">         */</span>
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        <span class="nx">_handles</span><span class="o">:</span> <span class="kc">null</span><span class="o">,</span>
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        <span class="c">/**</span>
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<span class="c">         * Initializer lifecycle implementation.</span>
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<span class="c">         *</span>
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<span class="c">         * @method initializer</span>
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<span class="c">         * @param {Object} config Configuration object with property name/value pairs.</span>
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<span class="c">         */</span>
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        <span class="nx">initializer</span> <span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">config</span><span class="o">)</span> <span class="o">{</span>
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            <span class="k">this</span><span class="o">.</span><span class="nx">_handles</span> <span class="o">=</span> <span class="o">[];</span>
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            <span class="k">if</span> <span class="o">(!</span><span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s2">&quot;host&quot;</span><span class="o">))</span> <span class="o">{</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="s1">&#39;No host defined for plugin &#39;</span> <span class="o">+</span> <span class="k">this</span><span class="o">,</span> <span class="s1">&#39;warn&#39;</span><span class="o">,</span> <span class="s1">&#39;Plugin&#39;</span><span class="o">);}</span>
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            <span class="nx">Y</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="s1">&#39;Initializing: &#39;</span> <span class="o">+</span> <span class="k">this</span><span class="o">.</span><span class="nx">constructor</span><span class="o">.</span><span class="nx">NAME</span><span class="o">,</span> <span class="s1">&#39;info&#39;</span><span class="o">,</span> <span class="s1">&#39;Plugin&#39;</span><span class="o">);</span>
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        <span class="o">},</span>
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        <span class="c">/**</span>
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<span class="c">         * Destructor lifecycle implementation.</span>
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<span class="c">         *</span>
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<span class="c">         * Removes any event listeners or injected methods applied by the Plugin</span>
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<span class="c">         *</span>
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<span class="c">         * @method destructor</span>
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<span class="c">         */</span>
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        <span class="nx">destructor</span><span class="o">:</span> <span class="k">function</span><span class="o">()</span> <span class="o">{</span>
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            <span class="c">// remove all handles</span>
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<span class="c"></span>            <span class="k">if</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_handles</span><span class="o">)</span> <span class="o">{</span>
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                <span class="k">for</span> <span class="o">(</span><span class="k">var</span> <span class="nx">i</span> <span class="o">=</span> <span class="m">0</span><span class="o">,</span> <span class="nx">l</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_handles</span><span class="o">.</span><span class="nx">length</span><span class="o">;</span> <span class="nx">i</span> <span class="o">&lt;</span> <span class="nx">l</span><span class="o">;</span> <span class="nx">i</span><span class="o">++)</span> <span class="o">{</span>
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                   <span class="k">this</span><span class="o">.</span><span class="nx">_handles</span><span class="o">[</span><span class="nx">i</span><span class="o">].</span><span class="nx">detach</span><span class="o">();</span>
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                <span class="o">}</span>
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            <span class="o">}</span>
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        <span class="o">},</span>
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        <span class="c">/**</span>
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<span class="c">         * Listens for the &quot;on&quot; moment of events fired by the host, </span>
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<span class="c">         * or injects code &quot;before&quot; a given method on the host.</span>
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<span class="c">         *</span>
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<span class="c">         * @method doBefore</span>
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<span class="c">         *</span>
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<span class="c">         * @param sFn {String} The event to listen for, or method to inject logic before.</span>
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<span class="c">         * @param fn {Function} The handler function. For events, the &quot;on&quot; moment listener. For methods, the function to execute before the given method is executed.</span>
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<span class="c">         * @param context {Object} An optional context to call the handler with. The default context is the plugin instance.</span>
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<span class="c">         * @return handle {EventHandle} The detach handle for the handler.</span>
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<span class="c">         */</span>
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        <span class="nx">doBefore</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">sFn</span><span class="o">,</span> <span class="nx">fn</span><span class="o">,</span> <span class="nx">context</span><span class="o">)</span> <span class="o">{</span>
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            <span class="k">var</span> <span class="nx">host</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s2">&quot;host&quot;</span><span class="o">),</span>
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                <span class="nx">handle</span><span class="o">;</span>
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            <span class="nx">context</span> <span class="o">=</span> <span class="nx">context</span> <span class="o">||</span> <span class="k">this</span><span class="o">;</span>
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            <span class="k">if</span> <span class="o">(</span><span class="nx">sFn</span> <span class="k">in</span> <span class="nx">host</span><span class="o">)</span> <span class="o">{</span> <span class="c">// method</span>
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<span class="c"></span>                <span class="nx">handle</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Do</span><span class="o">.</span><span class="nx">before</span><span class="o">(</span><span class="nx">fn</span><span class="o">,</span> <span class="nx">host</span><span class="o">,</span> <span class="nx">sFn</span><span class="o">,</span> <span class="nx">context</span><span class="o">);</span>
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            <span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">host</span><span class="o">.</span><span class="nx">on</span><span class="o">)</span> <span class="o">{</span> <span class="c">// event</span>
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<span class="c"></span>                <span class="nx">handle</span> <span class="o">=</span> <span class="nx">host</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="nx">sFn</span><span class="o">,</span> <span class="nx">fn</span><span class="o">,</span> <span class="nx">context</span><span class="o">);</span>
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            <span class="o">}</span>
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            <span class="k">this</span><span class="o">.</span><span class="nx">_handles</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">handle</span><span class="o">);</span>
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            <span class="k">return</span> <span class="nx">handle</span><span class="o">;</span>
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        <span class="o">},</span>
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        <span class="c">/**</span>
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<span class="c">         * Listens for the &quot;after&quot; moment of events fired by the host, </span>
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<span class="c">         * or injects code &quot;after&quot; a given method on the host.</span>
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<span class="c">         *</span>
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<span class="c">         * @method doAfter</span>
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<span class="c">         *</span>
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<span class="c">         * @param sFn {String} The event to listen for, or method to inject logic after.</span>
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<span class="c">         * @param fn {Function} The handler function. For events, the &quot;after&quot; moment listener. For methods, the function to execute after the given method is executed.</span>
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<span class="c">         * @param context {Object} An optional context to call the handler with. The default context is the plugin instance.</span>
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<span class="c">         * @return handle {EventHandle} The detach handle for the handler.</span>
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<span class="c">         */</span>
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        <span class="nx">doAfter</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">sFn</span><span class="o">,</span> <span class="nx">fn</span><span class="o">,</span> <span class="nx">context</span><span class="o">)</span> <span class="o">{</span>
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            <span class="k">var</span> <span class="nx">host</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s2">&quot;host&quot;</span><span class="o">),</span>
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                <span class="nx">handle</span><span class="o">;</span>
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            <span class="nx">context</span> <span class="o">=</span> <span class="nx">context</span> <span class="o">||</span> <span class="k">this</span><span class="o">;</span>
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            <span class="k">if</span> <span class="o">(</span><span class="nx">sFn</span> <span class="k">in</span> <span class="nx">host</span><span class="o">)</span> <span class="o">{</span> <span class="c">// method</span>
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<span class="c"></span>                <span class="nx">handle</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Do</span><span class="o">.</span><span class="nx">after</span><span class="o">(</span><span class="nx">fn</span><span class="o">,</span> <span class="nx">host</span><span class="o">,</span> <span class="nx">sFn</span><span class="o">,</span> <span class="nx">context</span><span class="o">);</span>
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            <span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">host</span><span class="o">.</span><span class="nx">after</span><span class="o">)</span> <span class="o">{</span> <span class="c">// event</span>
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<span class="c"></span>                <span class="nx">handle</span> <span class="o">=</span> <span class="nx">host</span><span class="o">.</span><span class="nx">after</span><span class="o">(</span><span class="nx">sFn</span><span class="o">,</span> <span class="nx">fn</span><span class="o">,</span> <span class="nx">context</span><span class="o">);</span>
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            <span class="o">}</span>
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            <span class="k">this</span><span class="o">.</span><span class="nx">_handles</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">handle</span><span class="o">);</span>
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            <span class="k">return</span> <span class="nx">handle</span><span class="o">;</span>
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        <span class="o">},</span>
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        <span class="nx">toString</span><span class="o">:</span> <span class="k">function</span><span class="o">()</span> <span class="o">{</span>
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            <span class="k">return</span> <span class="k">this</span><span class="o">.</span><span class="nx">constructor</span><span class="o">.</span><span class="nx">NAME</span> <span class="o">+</span> <span class="s1">&#39;[&#39;</span> <span class="o">+</span> <span class="k">this</span><span class="o">.</span><span class="nx">constructor</span><span class="o">.</span><span class="nx">NS</span> <span class="o">+</span> <span class="s1">&#39;]&#39;</span><span class="o">;</span>
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        <span class="o">}</span>
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    <span class="o">});</span>
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    <span class="nx">Y</span><span class="o">.</span><span class="nx">namespace</span><span class="o">(</span><span class="s2">&quot;Plugin&quot;</span><span class="o">).</span><span class="nx">Base</span> <span class="o">=</span> <span class="nx">Plugin</span><span class="o">;</span>
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</pre></div>
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                    </div>
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			</div>
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		</div>
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		<div class="yui-b">
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            <div class="nav">
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                    <div id="moduleList" class="module">
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                        <h4>Modules</h4>
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                        <ul class="content">
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                                <li class=""><a href="module_anim.html" title="anim">anim</a></li>
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                                <li class=""><a href="module_async-queue.html" title="async-queue">async-queue</a></li>
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                                <li class=""><a href="module_attribute.html" title="attribute">attribute</a></li>
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                                <li class=""><a href="module_base.html" title="base">base</a></li>
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                                <li class=""><a href="module_cache.html" title="cache">cache</a></li>
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                                <li class=""><a href="module_classnamemanager.html" title="classnamemanager">classnamemanager</a></li>
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                                <li class=""><a href="module_collection.html" title="collection">collection</a></li>
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                                <li class=""><a href="module_console.html" title="console">console</a></li>
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                                <li class=""><a href="module_console-filters.html" title="console-filters">console-filters</a></li>
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                                <li class=""><a href="module_cookie.html" title="cookie">cookie</a></li>
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                                <li class=""><a href="module_dataschema.html" title="dataschema">dataschema</a></li>
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                                <li class=""><a href="module_datasource.html" title="datasource">datasource</a></li>
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                                <li class=""><a href="module_datatype.html" title="datatype">datatype</a></li>
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                                <li class=""><a href="module_dd.html" title="dd">dd</a></li>
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                                <li class=""><a href="module_dom.html" title="dom">dom</a></li>
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                                <li class=""><a href="module_dump.html" title="dump">dump</a></li>
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                                <li class=""><a href="module_event.html" title="event">event</a></li>
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                                <li class=""><a href="module_event-custom.html" title="event-custom">event-custom</a></li>
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                                <li class=""><a href="module_event-simulate.html" title="event-simulate">event-simulate</a></li>
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                                <li class=""><a href="module_history.html" title="history">history</a></li>
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                                <li class=""><a href="module_imageloader.html" title="imageloader">imageloader</a></li>
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                                <li class=""><a href="module_io.html" title="io">io</a></li>
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                                <li class=""><a href="module_json.html" title="json">json</a></li>
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                                <li class=""><a href="module_node.html" title="node">node</a></li>
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                                <li class=""><a href="module_node-focusmanager.html" title="node-focusmanager">node-focusmanager</a></li>
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                                <li class=""><a href="module_node-menunav.html" title="node-menunav">node-menunav</a></li>
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                                <li class=""><a href="module_oop.html" title="oop">oop</a></li>
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                                <li class=""><a href="module_overlay.html" title="overlay">overlay</a></li>
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                                <li class="selected"><a href="module_plugin.html" title="plugin">plugin</a></li>
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                                <li class=""><a href="module_profiler.html" title="profiler">profiler</a></li>
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                                <li class=""><a href="module_queue-promote.html" title="queue-promote">queue-promote</a></li>
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                                <li class=""><a href="module_slider.html" title="slider">slider</a></li>
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                                <li class=""><a href="module_stylesheet.html" title="stylesheet">stylesheet</a></li>
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                                <li class=""><a href="module_substitute.html" title="substitute">substitute</a></li>
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                                <li class=""><a href="module_test.html" title="test">test</a></li>
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                                <li class=""><a href="module_widget.html" title="widget">widget</a></li>
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                                <li class=""><a href="module_widget-position.html" title="widget-position">widget-position</a></li>
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                                <li class=""><a href="module_widget-position-ext.html" title="widget-position-ext">widget-position-ext</a></li>
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                                <li class=""><a href="module_widget-stack.html" title="widget-stack">widget-stack</a></li>
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                                <li class=""><a href="module_widget-stdmod.html" title="widget-stdmod">widget-stdmod</a></li>
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                                <li class=""><a href="module_yui.html" title="yui">yui</a></li>
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                        </ul>
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                    </div>
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                    <div id="classList" class="module">
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                        <h4>Classes</h4>
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                        <ul class="content">
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                                <li class=""><a href="Plugin.Base.html" title="Plugin.Base">Plugin.Base</a></li>
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                        </ul>
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                    </div>
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                    <div id="fileList" class="module">
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                        <h4>Files</h4>
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                        <ul class="content">        
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                                <li class="selected"><a href="plugin.js.html" title="plugin.js">plugin.js</a></li>
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                        </ul>
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                    </div>
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            </div>
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		</div>
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	</div>
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	<div id="ft">
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        <hr />
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        Copyright &copy; 2009 Yahoo! Inc. All rights reserved.
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	</div>
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</div>
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<script type="text/javascript">
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    ALL_YUI_PROPS = [{"access": "", "host": "Plugin.Base", "name": "destructor", "url": "Plugin.Base.html#method_destructor", "type": "method"}, {"access": "", "host": "Plugin.Base", "name": "doAfter", "url": "Plugin.Base.html#method_doAfter", "type": "method"}, {"access": "", "host": "Plugin.Base", "name": "doBefore", "url": "Plugin.Base.html#method_doBefore", "type": "method"}, {"access": "private", "host": "Plugin.Base", "name": "_handles", "url": "Plugin.Base.html#property__handles", "type": "property"}, {"access": "", "host": "Plugin.Base", "name": "host", "url": "Plugin.Base.html#config_host", "type": "config"}, {"access": "", "host": "Plugin.Base", "name": "hostChange", "url": "Plugin.Base.html#event_hostChange", "type": "event"}, {"access": "", "host": "Plugin.Base", "name": "initializer", "url": "Plugin.Base.html#method_initializer", "type": "method"}, {"access": "", "host": "Plugin.Base", "name": "Plugin.Base.ATTRS", "url": "Plugin.Base.html#property_Plugin.Base.ATTRS", "type": "property"}, {"access": "", "host": "Plugin.Base", "name": "Plugin.Base.NAME", "url": "Plugin.Base.html#property_Plugin.Base.NAME", "type": "property"}, {"access": "", "host": "Plugin.Base", "name": "Plugin.NS", "url": "Plugin.Base.html#property_Plugin.NS", "type": "property"}];
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</script>
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</body>
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</html>