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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: event-custom event-target.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>event-custom <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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> <a href="./module_event-custom.html" title="event-custom">event-custom</a>
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> event-target.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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</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"> * Custom event engine, DOM event listener abstraction layer, synthetic DOM </span>
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<span class="c"> * events.</span>
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<span class="c"> * @module event-custom</span>
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<span class="c"> * @submodule event-custom-base</span>
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<span class="c"> */</span>
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<span class="o">(</span><span class="k">function</span><span class="o">()</span> <span class="o">{</span>
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<span class="c">/**</span>
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<span class="c"> * EventTarget provides the implementation for any object to</span>
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<span class="c"> * publish, subscribe and fire to custom events, and also</span>
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<span class="c"> * alows other EventTargets to target the object with events</span>
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<span class="c"> * sourced from the other object.</span>
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<span class="c"> * EventTarget is designed to be used with Y.augment to wrap </span>
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<span class="c"> * EventCustom in an interface that allows events to be listened to </span>
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<span class="c"> * and fired by name. This makes it possible for implementing code to</span>
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<span class="c"> * subscribe to an event that either has not been created yet, or will</span>
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<span class="c"> * not be created at all.</span>
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<span class="c"> * @class EventTarget</span>
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<span class="c"> * @param opts a configuration object</span>
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<span class="c"> * @config emitFacade {boolean} if true, all events will emit event </span>
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<span class="c"> * facade payloads by default (default false)</span>
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<span class="c"> * @config prefix {string} the prefix to apply to non-prefixed event names </span>
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<span class="c"> * @config chain {boolean} if true, on/after/detach return the host to allow </span>
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<span class="c"> * chaining, otherwise they return an EventHandle (default false)</span>
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<span class="c"> */</span>
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<span class="k">var</span> <span class="nx">L</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">,</span>
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<span class="nx">PREFIX_DELIMITER</span> <span class="o">=</span> <span class="s1">':'</span><span class="o">,</span>
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<span class="nx">CATEGORY_DELIMITER</span> <span class="o">=</span> <span class="s1">'|'</span><span class="o">,</span>
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<span class="nx">AFTER_PREFIX</span> <span class="o">=</span> <span class="s1">'~AFTER~'</span><span class="o">,</span>
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<span class="c">/**</span>
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<span class="c"> * If the instance has a prefix attribute and the</span>
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<span class="c"> * event type is not prefixed, the instance prefix is</span>
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<span class="c"> * applied to the supplied type.</span>
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<span class="c"> * @method _getType</span>
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<span class="c"> * @private</span>
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<span class="c"> */</span>
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<span class="nx">_getType</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">cached</span><span class="o">(</span><span class="k">function</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="nx">pre</span><span class="o">)</span> <span class="o">{</span>
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<span class="k">if</span> <span class="o">(!</span><span class="nx">pre</span> <span class="o">||</span> <span class="o">!</span><span class="nx">L</span><span class="o">.</span><span class="nx">isString</span><span class="o">(</span><span class="nx">type</span><span class="o">)</span> <span class="o">||</span> <span class="nx">type</span><span class="o">.</span><span class="nx">indexOf</span><span class="o">(</span><span class="nx">PREFIX_DELIMITER</span><span class="o">)</span> <span class="o">></span> <span class="o">-</span><span class="m">1</span><span class="o">)</span> <span class="o">{</span>
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<span class="k">return</span> <span class="nx">type</span><span class="o">;</span>
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<span class="o">}</span>
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<span class="k">return</span> <span class="nx">pre</span> <span class="o">+</span> <span class="nx">PREFIX_DELIMITER</span> <span class="o">+</span> <span class="nx">type</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"> * Returns an array with the detach key (if provided),</span>
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<span class="c"> * and the prefixed event name from _getType</span>
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<span class="c"> * Y.on('detachcategory, menu:click', fn)</span>
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<span class="c"> * @method _parseType</span>
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<span class="c"> * @private</span>
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<span class="c"> */</span>
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<span class="nx">_parseType</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">cached</span><span class="o">(</span><span class="k">function</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="nx">pre</span><span class="o">)</span> <span class="o">{</span>
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<span class="k">var</span> <span class="nx">t</span> <span class="o">=</span> <span class="nx">type</span><span class="o">,</span> <span class="nx">detachcategory</span><span class="o">,</span> <span class="nx">after</span><span class="o">,</span> <span class="nx">i</span><span class="o">;</span>
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<span class="k">if</span> <span class="o">(!</span><span class="nx">L</span><span class="o">.</span><span class="nx">isString</span><span class="o">(</span><span class="nx">t</span><span class="o">))</span> <span class="o">{</span>
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<span class="k">return</span> <span class="nx">t</span><span class="o">;</span>
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<span class="o">}</span>
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<span class="nx">i</span> <span class="o">=</span> <span class="nx">t</span><span class="o">.</span><span class="nx">indexOf</span><span class="o">(</span><span class="nx">AFTER_PREFIX</span><span class="o">);</span>
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<span class="k">if</span> <span class="o">(</span><span class="nx">i</span> <span class="o">></span> <span class="o">-</span><span class="m">1</span><span class="o">)</span> <span class="o">{</span>
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<span class="nx">after</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span>
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<span class="nx">t</span> <span class="o">=</span> <span class="nx">t</span><span class="o">.</span><span class="nx">substr</span><span class="o">(</span><span class="nx">AFTER_PREFIX</span><span class="o">.</span><span class="nx">length</span><span class="o">);</span>
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<span class="c">// Y.log(t);</span>
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<span class="c"></span> <span class="o">}</span>
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<span class="nx">i</span> <span class="o">=</span> <span class="nx">t</span><span class="o">.</span><span class="nx">indexOf</span><span class="o">(</span><span class="nx">CATEGORY_DELIMITER</span><span class="o">);</span>
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<span class="k">if</span> <span class="o">(</span><span class="nx">i</span> <span class="o">></span> <span class="o">-</span><span class="m">1</span><span class="o">)</span> <span class="o">{</span>
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<span class="nx">detachcategory</span> <span class="o">=</span> <span class="nx">t</span><span class="o">.</span><span class="nx">substr</span><span class="o">(</span><span class="m">0</span><span class="o">,</span> <span class="o">(</span><span class="nx">i</span><span class="o">));</span>
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<span class="nx">t</span> <span class="o">=</span> <span class="nx">t</span><span class="o">.</span><span class="nx">substr</span><span class="o">(</span><span class="nx">i</span><span class="o">+</span><span class="m">1</span><span class="o">);</span>
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<span class="k">if</span> <span class="o">(</span><span class="nx">t</span> <span class="o">==</span> <span class="s1">'*'</span><span class="o">)</span> <span class="o">{</span>
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<span class="nx">t</span> <span class="o">=</span> <span class="kc">null</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="c">// detach category, full type with instance prefix, is this an after listener, short type</span>
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<span class="c"></span> <span class="k">return</span> <span class="o">[</span><span class="nx">detachcategory</span><span class="o">,</span> <span class="o">(</span><span class="nx">pre</span><span class="o">)</span> <span class="o">?</span> <span class="nx">_getType</span><span class="o">(</span><span class="nx">t</span><span class="o">,</span> <span class="nx">pre</span><span class="o">)</span> <span class="o">:</span> <span class="nx">t</span><span class="o">,</span> <span class="nx">after</span><span class="o">,</span> <span class="nx">t</span><span class="o">];</span>
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<span class="o">}),</span>
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<span class="nx">ET</span> <span class="o">=</span> <span class="k">function</span><span class="o">(</span><span class="nx">opts</span><span class="o">)</span> <span class="o">{</span>
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<span class="c">// Y.log('EventTarget constructor executed: ' + this._yuid);</span>
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<span class="c"></span>
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<span class="k">var</span> <span class="nx">o</span> <span class="o">=</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isObject</span><span class="o">(</span><span class="nx">opts</span><span class="o">))</span> <span class="o">?</span> <span class="nx">opts</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">_yuievt</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span> <span class="o">||</span> <span class="o">{</span>
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<span class="nx">id</span><span class="o">:</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">guid</span><span class="o">(),</span>
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<span class="nx">events</span><span class="o">:</span> <span class="o">{},</span>
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<span class="nx">targets</span><span class="o">:</span> <span class="o">{},</span>
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<span class="nx">config</span><span class="o">:</span> <span class="nx">o</span><span class="o">,</span>
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<span class="nx">chain</span><span class="o">:</span> <span class="o">(</span><span class="s1">'chain'</span> <span class="k">in</span> <span class="nx">o</span><span class="o">)</span> <span class="o">?</span> <span class="nx">o</span><span class="o">.</span><span class="nx">chain</span> <span class="o">:</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">config</span><span class="o">.</span><span class="nx">chain</span><span class="o">,</span>
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<span class="nx">defaults</span><span class="o">:</span> <span class="o">{</span>
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<span class="nx">context</span><span class="o">:</span> <span class="nx">o</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="nx">host</span><span class="o">:</span> <span class="k">this</span><span class="o">,</span>
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<span class="nx">emitFacade</span><span class="o">:</span> <span class="nx">o</span><span class="o">.</span><span class="nx">emitFacade</span><span class="o">,</span>
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<span class="nx">fireOnce</span><span class="o">:</span> <span class="nx">o</span><span class="o">.</span><span class="nx">fireOnce</span><span class="o">,</span>
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<span class="nx">queuable</span><span class="o">:</span> <span class="nx">o</span><span class="o">.</span><span class="nx">queuable</span><span class="o">,</span>
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<span class="nx">broadcast</span><span class="o">:</span> <span class="nx">o</span><span class="o">.</span><span class="nx">broadcast</span><span class="o">,</span>
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<span class="nx">bubbles</span><span class="o">:</span> <span class="o">(</span><span class="s1">'bubbles'</span> <span class="k">in</span> <span class="nx">o</span><span class="o">)</span> <span class="o">?</span> <span class="nx">o</span><span class="o">.</span><span class="nx">bubbles</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="o">};</span>
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<span class="nx">ET</span><span class="o">.</span><span class="nx">prototype</span> <span class="o">=</span> <span class="o">{</span>
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<span class="c">/**</span>
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<span class="c"> * Subscribe to a custom event hosted by this object</span>
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<span class="c"> * @method on </span>
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<span class="c"> * @param type {string} The type of the event</span>
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<span class="c"> * @param fn {Function} The callback</span>
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<span class="c"> * @return the event target or a detach handle per 'chain' config</span>
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<span class="c"> */</span>
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<span class="nx">on</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">type</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="nx">x</span><span class="o">)</span> <span class="o">{</span>
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<span class="k">var</span> <span class="nx">parts</span> <span class="o">=</span> <span class="nx">_parseType</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">config</span><span class="o">.</span><span class="nx">prefix</span><span class="o">),</span> <span class="nx">f</span><span class="o">,</span> <span class="nx">c</span><span class="o">,</span> <span class="nx">args</span><span class="o">,</span> <span class="nx">ret</span><span class="o">,</span> <span class="nx">ce</span><span class="o">,</span>
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<span class="nx">detachcategory</span><span class="o">,</span> <span class="nx">handle</span><span class="o">,</span> <span class="nx">store</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Env</span><span class="o">.</span><span class="nx">evt</span><span class="o">.</span><span class="nx">handles</span><span class="o">,</span> <span class="nx">after</span><span class="o">,</span> <span class="nx">adapt</span><span class="o">,</span> <span class="nx">shorttype</span><span class="o">,</span>
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<span class="nx">Node</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Node</span><span class="o">,</span> <span class="nx">n</span><span class="o">,</span> <span class="nx">domevent</span><span class="o">;</span>
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<span class="k">if</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isObject</span><span class="o">(</span><span class="nx">type</span><span class="o">))</span> <span class="o">{</span>
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184 |
<span class="k">if</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isFunction</span><span class="o">(</span><span class="nx">type</span><span class="o">))</span> <span class="o">{</span>
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185 |
<span class="k">return</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">apply</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">arguments</span><span class="o">);</span>
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186 |
<span class="o">}</span>
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187 |
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188 |
<span class="nx">f</span> <span class="o">=</span> <span class="nx">fn</span><span class="o">;</span>
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189 |
<span class="nx">c</span> <span class="o">=</span> <span class="nx">context</span><span class="o">;</span>
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190 |
<span class="nx">args</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nb">Array</span><span class="o">(</span><span class="nx">arguments</span><span class="o">,</span> <span class="m">0</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
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191 |
<span class="nx">ret</span> <span class="o">=</span> <span class="o">{};</span>
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192 |
<span class="nx">after</span> <span class="o">=</span> <span class="nx">type</span><span class="o">.</span><span class="nx">_after</span><span class="o">;</span>
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193 |
<span class="nx">delete</span> <span class="nx">type</span><span class="o">.</span><span class="nx">_after</span><span class="o">;</span>
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194 |
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195 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">each</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="k">function</span><span class="o">(</span><span class="nx">v</span><span class="o">,</span> <span class="nx">k</span><span class="o">)</span> <span class="o">{</span>
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196 |
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197 |
<span class="k">if</span> <span class="o">(</span><span class="nx">v</span><span class="o">)</span> <span class="o">{</span>
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198 |
<span class="nx">f</span> <span class="o">=</span> <span class="nx">v</span><span class="o">.</span><span class="nx">fn</span> <span class="o">||</span> <span class="o">((</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isFunction</span><span class="o">(</span><span class="nx">v</span><span class="o">))</span> <span class="o">?</span> <span class="nx">v</span> <span class="o">:</span> <span class="nx">f</span><span class="o">);</span>
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199 |
<span class="nx">c</span> <span class="o">=</span> <span class="nx">v</span><span class="o">.</span><span class="nx">context</span> <span class="o">||</span> <span class="nx">c</span><span class="o">;</span>
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200 |
<span class="o">}</span>
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201 |
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202 |
<span class="nx">args</span><span class="o">[</span><span class="m">0</span><span class="o">]</span> <span class="o">=</span> <span class="o">(</span><span class="nx">after</span><span class="o">)</span> <span class="o">?</span> <span class="nx">AFTER_PREFIX</span> <span class="o">+</span> <span class="nx">k</span> <span class="o">:</span> <span class="nx">k</span><span class="o">;</span>
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203 |
<span class="nx">args</span><span class="o">[</span><span class="m">1</span><span class="o">]</span> <span class="o">=</span> <span class="nx">f</span><span class="o">;</span>
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204 |
<span class="nx">args</span><span class="o">[</span><span class="m">2</span><span class="o">]</span> <span class="o">=</span> <span class="nx">c</span><span class="o">;</span>
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205 |
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206 |
<span class="nx">ret</span><span class="o">[</span><span class="nx">k</span><span class="o">]</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">on</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">args</span><span class="o">);</span>
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|
207 |
|
|
|
208 |
<span class="o">},</span> <span class="k">this</span><span class="o">);</span>
|
|
|
209 |
|
|
|
210 |
<span class="k">return</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">chain</span><span class="o">)</span> <span class="o">?</span> <span class="k">this</span> <span class="o">:</span> <span class="k">new</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">EventHandle</span><span class="o">(</span><span class="nx">ret</span><span class="o">);</span>
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211 |
|
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|
212 |
<span class="o">}</span>
|
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213 |
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|
214 |
<span class="nx">detachcategory</span> <span class="o">=</span> <span class="nx">parts</span><span class="o">[</span><span class="m">0</span><span class="o">];</span>
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215 |
<span class="nx">after</span> <span class="o">=</span> <span class="nx">parts</span><span class="o">[</span><span class="m">2</span><span class="o">];</span>
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216 |
<span class="nx">shorttype</span> <span class="o">=</span> <span class="nx">parts</span><span class="o">[</span><span class="m">3</span><span class="o">];</span>
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|
217 |
|
|
|
218 |
<span class="c">// extra redirection so we catch adaptor events too. take a look at this.</span>
|
|
|
219 |
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">Node</span> <span class="o">&&</span> <span class="o">(</span><span class="k">this</span> <span class="k">instanceof</span> <span class="nx">Node</span><span class="o">)</span> <span class="o">&&</span> <span class="o">(</span><span class="nx">shorttype</span> <span class="k">in</span> <span class="nx">Node</span><span class="o">.</span><span class="nx">DOM_EVENTS</span><span class="o">))</span> <span class="o">{</span>
|
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220 |
<span class="nx">args</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nb">Array</span><span class="o">(</span><span class="nx">arguments</span><span class="o">,</span> <span class="m">0</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
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221 |
<span class="nx">args</span><span class="o">.</span><span class="nx">splice</span><span class="o">(</span><span class="m">2</span><span class="o">,</span> <span class="m">0</span><span class="o">,</span> <span class="nx">Node</span><span class="o">.</span><span class="nx">getDOMNode</span><span class="o">(</span><span class="k">this</span><span class="o">));</span>
|
|
|
222 |
<span class="c">// Y.log("Node detected, redirecting with these args: " + args);</span>
|
|
|
223 |
<span class="c"></span> <span class="k">return</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">on</span><span class="o">.</span><span class="nx">apply</span><span class="o">(</span><span class="nx">Y</span><span class="o">,</span> <span class="nx">args</span><span class="o">);</span>
|
|
|
224 |
<span class="o">}</span>
|
|
|
225 |
|
|
|
226 |
<span class="nx">type</span> <span class="o">=</span> <span class="nx">parts</span><span class="o">[</span><span class="m">1</span><span class="o">];</span>
|
|
|
227 |
|
|
|
228 |
<span class="k">if</span> <span class="o">(</span><span class="k">this</span> <span class="k">instanceof</span> <span class="nx">YUI</span><span class="o">)</span> <span class="o">{</span>
|
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|
229 |
|
|
|
230 |
<span class="nx">adapt</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Env</span><span class="o">.</span><span class="nx">evt</span><span class="o">.</span><span class="nx">plugins</span><span class="o">[</span><span class="nx">type</span><span class="o">];</span>
|
|
|
231 |
<span class="nx">args</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nb">Array</span><span class="o">(</span><span class="nx">arguments</span><span class="o">,</span> <span class="m">0</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
|
|
|
232 |
<span class="nx">args</span><span class="o">[</span><span class="m">0</span><span class="o">]</span> <span class="o">=</span> <span class="nx">shorttype</span><span class="o">;</span>
|
|
|
233 |
|
|
|
234 |
<span class="k">if</span> <span class="o">(</span><span class="nx">Node</span><span class="o">)</span> <span class="o">{</span>
|
|
|
235 |
<span class="nx">n</span> <span class="o">=</span> <span class="nx">args</span><span class="o">[</span><span class="m">2</span><span class="o">];</span>
|
|
|
236 |
|
|
|
237 |
<span class="k">if</span> <span class="o">(</span><span class="nx">n</span> <span class="k">instanceof</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">NodeList</span><span class="o">)</span> <span class="o">{</span>
|
|
|
238 |
<span class="nx">n</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">NodeList</span><span class="o">.</span><span class="nx">getDOMNodes</span><span class="o">(</span><span class="nx">n</span><span class="o">);</span>
|
|
|
239 |
<span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">n</span> <span class="k">instanceof</span> <span class="nx">Node</span><span class="o">)</span> <span class="o">{</span>
|
|
|
240 |
<span class="nx">n</span> <span class="o">=</span> <span class="nx">Node</span><span class="o">.</span><span class="nx">getDOMNode</span><span class="o">(</span><span class="nx">n</span><span class="o">);</span>
|
|
|
241 |
<span class="o">}</span>
|
|
|
242 |
|
|
|
243 |
<span class="nx">domevent</span> <span class="o">=</span> <span class="o">(</span><span class="nx">shorttype</span> <span class="k">in</span> <span class="nx">Node</span><span class="o">.</span><span class="nx">DOM_EVENTS</span><span class="o">);</span>
|
|
|
244 |
|
|
|
245 |
<span class="c">// Captures both DOM events and event plugins.</span>
|
|
|
246 |
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">domevent</span><span class="o">)</span> <span class="o">{</span>
|
|
|
247 |
<span class="nx">args</span><span class="o">[</span><span class="m">2</span><span class="o">]</span> <span class="o">=</span> <span class="nx">n</span><span class="o">;</span>
|
|
|
248 |
<span class="o">}</span>
|
|
|
249 |
<span class="o">}</span>
|
|
|
250 |
|
|
|
251 |
<span class="c">// check for the existance of an event adaptor</span>
|
|
|
252 |
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">adapt</span><span class="o">)</span> <span class="o">{</span>
|
|
|
253 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="s1">'Using adaptor for '</span> <span class="o">+</span> <span class="nx">shorttype</span> <span class="o">+</span> <span class="s1">', '</span> <span class="o">+</span> <span class="nx">n</span><span class="o">,</span> <span class="s1">'info'</span><span class="o">,</span> <span class="s1">'event'</span><span class="o">);</span>
|
|
|
254 |
<span class="nx">handle</span> <span class="o">=</span> <span class="nx">adapt</span><span class="o">.</span><span class="nx">on</span><span class="o">.</span><span class="nx">apply</span><span class="o">(</span><span class="nx">Y</span><span class="o">,</span> <span class="nx">args</span><span class="o">);</span>
|
|
|
255 |
<span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">((!</span><span class="nx">type</span><span class="o">)</span> <span class="o">||</span> <span class="nx">domevent</span><span class="o">)</span> <span class="o">{</span>
|
|
|
256 |
<span class="nx">handle</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Event</span><span class="o">.</span><span class="nx">_attach</span><span class="o">(</span><span class="nx">args</span><span class="o">);</span>
|
|
|
257 |
<span class="o">}</span>
|
|
|
258 |
|
|
|
259 |
<span class="o">}</span>
|
|
|
260 |
|
|
|
261 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">handle</span><span class="o">)</span> <span class="o">{</span>
|
|
|
262 |
<span class="nx">ce</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">events</span><span class="o">[</span><span class="nx">type</span><span class="o">]</span> <span class="o">||</span> <span class="k">this</span><span class="o">.</span><span class="nx">publish</span><span class="o">(</span><span class="nx">type</span><span class="o">);</span>
|
|
|
263 |
<span class="nx">handle</span> <span class="o">=</span> <span class="nx">ce</span><span class="o">.</span><span class="nx">_on</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><span class="nx">arguments</span><span class="o">.</span><span class="nx">length</span> <span class="o">></span> <span class="m">3</span><span class="o">)</span> <span class="o">?</span> <span class="nx">Y</span><span class="o">.</span><span class="nb">Array</span><span class="o">(</span><span class="nx">arguments</span><span class="o">,</span> <span class="m">3</span><span class="o">,</span> <span class="kc">true</span><span class="o">)</span> <span class="o">:</span> <span class="kc">null</span><span class="o">,</span> <span class="o">(</span><span class="nx">after</span><span class="o">)</span> <span class="o">?</span> <span class="s1">'after'</span> <span class="o">:</span> <span class="kc">true</span><span class="o">);</span>
|
|
|
264 |
<span class="o">}</span>
|
|
|
265 |
|
|
|
266 |
<span class="k">if</span> <span class="o">(</span><span class="nx">detachcategory</span><span class="o">)</span> <span class="o">{</span>
|
|
|
267 |
<span class="nx">store</span><span class="o">[</span><span class="nx">detachcategory</span><span class="o">]</span> <span class="o">=</span> <span class="nx">store</span><span class="o">[</span><span class="nx">detachcategory</span><span class="o">]</span> <span class="o">||</span> <span class="o">{};</span>
|
|
|
268 |
<span class="nx">store</span><span class="o">[</span><span class="nx">detachcategory</span><span class="o">][</span><span class="nx">type</span><span class="o">]</span> <span class="o">=</span> <span class="nx">store</span><span class="o">[</span><span class="nx">detachcategory</span><span class="o">][</span><span class="nx">type</span><span class="o">]</span> <span class="o">||</span> <span class="o">[];</span>
|
|
|
269 |
<span class="nx">store</span><span class="o">[</span><span class="nx">detachcategory</span><span class="o">][</span><span class="nx">type</span><span class="o">].</span><span class="nx">push</span><span class="o">(</span><span class="nx">handle</span><span class="o">);</span>
|
|
|
270 |
<span class="o">}</span>
|
|
|
271 |
|
|
|
272 |
<span class="k">return</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">chain</span><span class="o">)</span> <span class="o">?</span> <span class="k">this</span> <span class="o">:</span> <span class="nx">handle</span><span class="o">;</span>
|
|
|
273 |
|
|
|
274 |
<span class="o">},</span>
|
|
|
275 |
|
|
|
276 |
<span class="c">/**</span>
|
|
|
277 |
<span class="c"> * subscribe to an event</span>
|
|
|
278 |
<span class="c"> * @method subscribe</span>
|
|
|
279 |
<span class="c"> * @deprecated use on</span>
|
|
|
280 |
<span class="c"> */</span>
|
|
|
281 |
<span class="nx">subscribe</span><span class="o">:</span> <span class="k">function</span><span class="o">()</span> <span class="o">{</span>
|
|
|
282 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="s1">'EventTarget subscribe() is deprecated, use on()'</span><span class="o">,</span> <span class="s1">'warn'</span><span class="o">,</span> <span class="s1">'deprecated'</span><span class="o">);</span>
|
|
|
283 |
<span class="k">return</span> <span class="k">this</span><span class="o">.</span><span class="nx">on</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>
|
|
|
284 |
<span class="o">},</span>
|
|
|
285 |
|
|
|
286 |
<span class="c">/**</span>
|
|
|
287 |
<span class="c"> * Detach one or more listeners the from the specified event</span>
|
|
|
288 |
<span class="c"> * @method detach </span>
|
|
|
289 |
<span class="c"> * @param type {string|Object} Either the handle to the subscriber or the </span>
|
|
|
290 |
<span class="c"> * type of event. If the type</span>
|
|
|
291 |
<span class="c"> * is not specified, it will attempt to remove</span>
|
|
|
292 |
<span class="c"> * the listener from all hosted events.</span>
|
|
|
293 |
<span class="c"> * @param fn {Function} The subscribed function to unsubscribe, if not</span>
|
|
|
294 |
<span class="c"> * supplied, all subscribers will be removed.</span>
|
|
|
295 |
<span class="c"> * @param context {Object} The custom object passed to subscribe. This is</span>
|
|
|
296 |
<span class="c"> * optional, but if supplied will be used to</span>
|
|
|
297 |
<span class="c"> * disambiguate multiple listeners that are the same</span>
|
|
|
298 |
<span class="c"> * (e.g., you subscribe many object using a function</span>
|
|
|
299 |
<span class="c"> * that lives on the prototype)</span>
|
|
|
300 |
<span class="c"> * @return {EventTarget} the host</span>
|
|
|
301 |
<span class="c"> */</span>
|
|
|
302 |
<span class="nx">detach</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">type</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>
|
|
|
303 |
<span class="k">var</span> <span class="nx">evts</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">events</span><span class="o">,</span> <span class="nx">i</span><span class="o">,</span> <span class="nx">ret</span><span class="o">,</span>
|
|
|
304 |
<span class="nx">Node</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Node</span><span class="o">,</span> <span class="nx">isNode</span> <span class="o">=</span> <span class="o">(</span><span class="k">this</span> <span class="k">instanceof</span> <span class="nx">Node</span><span class="o">);</span>
|
|
|
305 |
|
|
|
306 |
<span class="c">// detachAll disabled on the Y instance.</span>
|
|
|
307 |
<span class="c"></span> <span class="k">if</span> <span class="o">(!</span><span class="nx">type</span> <span class="o">&&</span> <span class="o">(</span><span class="k">this</span> <span class="o">!==</span> <span class="nx">Y</span><span class="o">))</span> <span class="o">{</span>
|
|
|
308 |
<span class="k">for</span> <span class="o">(</span><span class="nx">i</span> <span class="k">in</span> <span class="nx">evts</span><span class="o">)</span> <span class="o">{</span>
|
|
|
309 |
<span class="k">if</span> <span class="o">(</span><span class="nx">evts</span><span class="o">.</span><span class="nx">hasOwnProperty</span><span class="o">(</span><span class="nx">i</span><span class="o">))</span> <span class="o">{</span>
|
|
|
310 |
<span class="nx">ret</span> <span class="o">=</span> <span class="nx">evts</span><span class="o">[</span><span class="nx">i</span><span class="o">].</span><span class="nx">detach</span><span class="o">(</span><span class="nx">fn</span><span class="o">,</span> <span class="nx">context</span><span class="o">);</span>
|
|
|
311 |
<span class="o">}</span>
|
|
|
312 |
<span class="o">}</span>
|
|
|
313 |
<span class="k">if</span> <span class="o">(</span><span class="nx">isNode</span><span class="o">)</span> <span class="o">{</span>
|
|
|
314 |
|
|
|
315 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">Event</span><span class="o">.</span><span class="nx">purgeElement</span><span class="o">(</span><span class="nx">Node</span><span class="o">.</span><span class="nx">getDOMNode</span><span class="o">(</span><span class="k">this</span><span class="o">));</span>
|
|
|
316 |
<span class="o">}</span>
|
|
|
317 |
|
|
|
318 |
<span class="k">return</span> <span class="nx">ret</span><span class="o">;</span>
|
|
|
319 |
<span class="o">}</span>
|
|
|
320 |
|
|
|
321 |
<span class="k">var</span> <span class="nx">parts</span> <span class="o">=</span> <span class="nx">_parseType</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">config</span><span class="o">.</span><span class="nx">prefix</span><span class="o">),</span>
|
|
|
322 |
<span class="nx">detachcategory</span> <span class="o">=</span> <span class="nx">L</span><span class="o">.</span><span class="nx">isArray</span><span class="o">(</span><span class="nx">parts</span><span class="o">)</span> <span class="o">?</span> <span class="nx">parts</span><span class="o">[</span><span class="m">0</span><span class="o">]</span> <span class="o">:</span> <span class="kc">null</span><span class="o">,</span>
|
|
|
323 |
<span class="nx">shorttype</span> <span class="o">=</span> <span class="o">(</span><span class="nx">parts</span><span class="o">)</span> <span class="o">?</span> <span class="nx">parts</span><span class="o">[</span><span class="m">3</span><span class="o">]</span> <span class="o">:</span> <span class="kc">null</span><span class="o">,</span>
|
|
|
324 |
<span class="nx">handle</span><span class="o">,</span> <span class="nx">adapt</span><span class="o">,</span> <span class="nx">store</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Env</span><span class="o">.</span><span class="nx">evt</span><span class="o">.</span><span class="nx">handles</span><span class="o">,</span> <span class="nx">cat</span><span class="o">,</span> <span class="nx">args</span><span class="o">,</span>
|
|
|
325 |
<span class="nx">ce</span><span class="o">,</span>
|
|
|
326 |
|
|
|
327 |
<span class="nx">keyDetacher</span> <span class="o">=</span> <span class="k">function</span><span class="o">(</span><span class="nx">lcat</span><span class="o">,</span> <span class="nx">ltype</span><span class="o">)</span> <span class="o">{</span>
|
|
|
328 |
<span class="k">var</span> <span class="nx">handles</span> <span class="o">=</span> <span class="nx">lcat</span><span class="o">[</span><span class="nx">ltype</span><span class="o">];</span>
|
|
|
329 |
<span class="k">if</span> <span class="o">(</span><span class="nx">handles</span><span class="o">)</span> <span class="o">{</span>
|
|
|
330 |
<span class="k">while</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="o">{</span>
|
|
|
331 |
<span class="nx">handle</span> <span class="o">=</span> <span class="nx">handles</span><span class="o">.</span><span class="nx">pop</span><span class="o">();</span>
|
|
|
332 |
<span class="nx">handle</span><span class="o">.</span><span class="nx">detach</span><span class="o">();</span>
|
|
|
333 |
<span class="o">}</span>
|
|
|
334 |
<span class="o">}</span>
|
|
|
335 |
<span class="o">};</span>
|
|
|
336 |
|
|
|
337 |
<span class="k">if</span> <span class="o">(</span><span class="nx">detachcategory</span><span class="o">)</span> <span class="o">{</span>
|
|
|
338 |
|
|
|
339 |
<span class="nx">cat</span> <span class="o">=</span> <span class="nx">store</span><span class="o">[</span><span class="nx">detachcategory</span><span class="o">];</span>
|
|
|
340 |
<span class="nx">type</span> <span class="o">=</span> <span class="nx">parts</span><span class="o">[</span><span class="m">1</span><span class="o">];</span>
|
|
|
341 |
|
|
|
342 |
<span class="k">if</span> <span class="o">(</span><span class="nx">cat</span><span class="o">)</span> <span class="o">{</span>
|
|
|
343 |
<span class="k">if</span> <span class="o">(</span><span class="nx">type</span><span class="o">)</span> <span class="o">{</span>
|
|
|
344 |
<span class="nx">keyDetacher</span><span class="o">(</span><span class="nx">cat</span><span class="o">,</span> <span class="nx">type</span><span class="o">);</span>
|
|
|
345 |
<span class="o">}</span> <span class="k">else</span> <span class="o">{</span>
|
|
|
346 |
<span class="k">for</span> <span class="o">(</span><span class="nx">i</span> <span class="k">in</span> <span class="nx">cat</span><span class="o">)</span> <span class="o">{</span>
|
|
|
347 |
<span class="k">if</span> <span class="o">(</span><span class="nx">cat</span><span class="o">.</span><span class="nx">hasOwnProperty</span><span class="o">(</span><span class="nx">i</span><span class="o">))</span> <span class="o">{</span>
|
|
|
348 |
<span class="nx">keyDetacher</span><span class="o">(</span><span class="nx">cat</span><span class="o">,</span> <span class="nx">i</span><span class="o">);</span>
|
|
|
349 |
<span class="o">}</span>
|
|
|
350 |
<span class="o">}</span>
|
|
|
351 |
<span class="o">}</span>
|
|
|
352 |
|
|
|
353 |
<span class="k">return</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">chain</span><span class="o">)</span> <span class="o">?</span> <span class="k">this</span> <span class="o">:</span> <span class="kc">true</span><span class="o">;</span>
|
|
|
354 |
<span class="o">}</span>
|
|
|
355 |
|
|
|
356 |
<span class="c">// If this is an event handle, use it to detach</span>
|
|
|
357 |
<span class="c"></span> <span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isObject</span><span class="o">(</span><span class="nx">type</span><span class="o">)</span> <span class="o">&&</span> <span class="nx">type</span><span class="o">.</span><span class="nx">detach</span><span class="o">)</span> <span class="o">{</span>
|
|
|
358 |
<span class="nx">ret</span> <span class="o">=</span> <span class="nx">type</span><span class="o">.</span><span class="nx">detach</span><span class="o">();</span>
|
|
|
359 |
<span class="k">return</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">chain</span><span class="o">)</span> <span class="o">?</span> <span class="k">this</span> <span class="o">:</span> <span class="nx">ret</span><span class="o">;</span>
|
|
|
360 |
<span class="c">// extra redirection so we catch adaptor events too. take a look at this.</span>
|
|
|
361 |
<span class="c"></span> <span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">isNode</span> <span class="o">&&</span> <span class="o">((!</span><span class="nx">shorttype</span><span class="o">)</span> <span class="o">||</span> <span class="o">(</span><span class="nx">shorttype</span> <span class="k">in</span> <span class="nx">Node</span><span class="o">.</span><span class="nx">DOM_EVENTS</span><span class="o">)))</span> <span class="o">{</span>
|
|
|
362 |
<span class="nx">args</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nb">Array</span><span class="o">(</span><span class="nx">arguments</span><span class="o">,</span> <span class="m">0</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
|
|
|
363 |
<span class="nx">args</span><span class="o">[</span><span class="m">2</span><span class="o">]</span> <span class="o">=</span> <span class="nx">Node</span><span class="o">.</span><span class="nx">getDOMNode</span><span class="o">(</span><span class="k">this</span><span class="o">);</span>
|
|
|
364 |
<span class="k">return</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">detach</span><span class="o">.</span><span class="nx">apply</span><span class="o">(</span><span class="nx">Y</span><span class="o">,</span> <span class="nx">args</span><span class="o">);</span>
|
|
|
365 |
<span class="o">}</span>
|
|
|
366 |
|
|
|
367 |
<span class="nx">adapt</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Env</span><span class="o">.</span><span class="nx">evt</span><span class="o">.</span><span class="nx">plugins</span><span class="o">[</span><span class="nx">shorttype</span><span class="o">];</span>
|
|
|
368 |
|
|
|
369 |
<span class="c">// The YUI instance handles DOM events and adaptors</span>
|
|
|
370 |
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="k">this</span> <span class="k">instanceof</span> <span class="nx">YUI</span><span class="o">)</span> <span class="o">{</span>
|
|
|
371 |
<span class="nx">args</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nb">Array</span><span class="o">(</span><span class="nx">arguments</span><span class="o">,</span> <span class="m">0</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
|
|
|
372 |
<span class="c">// use the adaptor specific detach code if</span>
|
|
|
373 |
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">adapt</span> <span class="o">&&</span> <span class="nx">adapt</span><span class="o">.</span><span class="nx">detach</span><span class="o">)</span> <span class="o">{</span>
|
|
|
374 |
<span class="k">return</span> <span class="nx">adapt</span><span class="o">.</span><span class="nx">detach</span><span class="o">.</span><span class="nx">apply</span><span class="o">(</span><span class="nx">Y</span><span class="o">,</span> <span class="nx">args</span><span class="o">);</span>
|
|
|
375 |
<span class="c">// DOM event fork</span>
|
|
|
376 |
<span class="c"></span> <span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">(!</span><span class="nx">type</span> <span class="o">||</span> <span class="o">(!</span><span class="nx">adapt</span> <span class="o">&&</span> <span class="nx">Node</span> <span class="o">&&</span> <span class="o">(</span><span class="nx">type</span> <span class="k">in</span> <span class="nx">Node</span><span class="o">.</span><span class="nx">DOM_EVENTS</span><span class="o">)))</span> <span class="o">{</span>
|
|
|
377 |
<span class="nx">args</span><span class="o">[</span><span class="m">0</span><span class="o">]</span> <span class="o">=</span> <span class="nx">type</span><span class="o">;</span>
|
|
|
378 |
<span class="k">return</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Event</span><span class="o">.</span><span class="nx">detach</span><span class="o">.</span><span class="nx">apply</span><span class="o">(</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Event</span><span class="o">,</span> <span class="nx">args</span><span class="o">);</span>
|
|
|
379 |
<span class="o">}</span>
|
|
|
380 |
<span class="o">}</span>
|
|
|
381 |
|
|
|
382 |
<span class="nx">ce</span> <span class="o">=</span> <span class="nx">evts</span><span class="o">[</span><span class="nx">type</span><span class="o">];</span>
|
|
|
383 |
<span class="k">if</span> <span class="o">(</span><span class="nx">ce</span><span class="o">)</span> <span class="o">{</span>
|
|
|
384 |
<span class="nx">ret</span> <span class="o">=</span> <span class="nx">ce</span><span class="o">.</span><span class="nx">detach</span><span class="o">(</span><span class="nx">fn</span><span class="o">,</span> <span class="nx">context</span><span class="o">);</span>
|
|
|
385 |
<span class="o">}</span>
|
|
|
386 |
|
|
|
387 |
<span class="k">return</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">chain</span><span class="o">)</span> <span class="o">?</span> <span class="k">this</span> <span class="o">:</span> <span class="nx">ret</span><span class="o">;</span>
|
|
|
388 |
<span class="o">},</span>
|
|
|
389 |
|
|
|
390 |
<span class="c">/**</span>
|
|
|
391 |
<span class="c"> * detach a listener</span>
|
|
|
392 |
<span class="c"> * @method unsubscribe</span>
|
|
|
393 |
<span class="c"> * @deprecated use detach</span>
|
|
|
394 |
<span class="c"> */</span>
|
|
|
395 |
<span class="nx">unsubscribe</span><span class="o">:</span> <span class="k">function</span><span class="o">()</span> <span class="o">{</span>
|
|
|
396 |
<span class="k">return</span> <span class="k">this</span><span class="o">.</span><span class="nx">detach</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>
|
|
|
397 |
<span class="o">},</span>
|
|
|
398 |
|
|
|
399 |
<span class="c">/**</span>
|
|
|
400 |
<span class="c"> * Removes all listeners from the specified event. If the event type</span>
|
|
|
401 |
<span class="c"> * is not specified, all listeners from all hosted custom events will</span>
|
|
|
402 |
<span class="c"> * be removed.</span>
|
|
|
403 |
<span class="c"> * @method detachAll</span>
|
|
|
404 |
<span class="c"> * @param type {string} The type, or name of the event</span>
|
|
|
405 |
<span class="c"> */</span>
|
|
|
406 |
<span class="nx">detachAll</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">type</span><span class="o">)</span> <span class="o">{</span>
|
|
|
407 |
<span class="k">return</span> <span class="k">this</span><span class="o">.</span><span class="nx">detach</span><span class="o">(</span><span class="nx">type</span><span class="o">);</span>
|
|
|
408 |
<span class="o">},</span>
|
|
|
409 |
|
|
|
410 |
<span class="c">/**</span>
|
|
|
411 |
<span class="c"> * Removes all listeners from the specified event. If the event type</span>
|
|
|
412 |
<span class="c"> * is not specified, all listeners from all hosted custom events will</span>
|
|
|
413 |
<span class="c"> * be removed.</span>
|
|
|
414 |
<span class="c"> * @method unsubscribeAll</span>
|
|
|
415 |
<span class="c"> * @param type {string} The type, or name of the event</span>
|
|
|
416 |
<span class="c"> * @deprecated use detachAll</span>
|
|
|
417 |
<span class="c"> */</span>
|
|
|
418 |
<span class="nx">unsubscribeAll</span><span class="o">:</span> <span class="k">function</span><span class="o">()</span> <span class="o">{</span>
|
|
|
419 |
<span class="k">return</span> <span class="k">this</span><span class="o">.</span><span class="nx">detachAll</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>
|
|
|
420 |
<span class="o">},</span>
|
|
|
421 |
|
|
|
422 |
<span class="c">/**</span>
|
|
|
423 |
<span class="c"> * Creates a new custom event of the specified type. If a custom event</span>
|
|
|
424 |
<span class="c"> * by that name already exists, it will not be re-created. In either</span>
|
|
|
425 |
<span class="c"> * case the custom event is returned. </span>
|
|
|
426 |
<span class="c"> *</span>
|
|
|
427 |
<span class="c"> * @method publish</span>
|
|
|
428 |
<span class="c"> *</span>
|
|
|
429 |
<span class="c"> * @param type {string} the type, or name of the event</span>
|
|
|
430 |
<span class="c"> * @param opts {object} optional config params. Valid properties are:</span>
|
|
|
431 |
<span class="c"> *</span>
|
|
|
432 |
<span class="c"> * <ul></span>
|
|
|
433 |
<span class="c"> * <li></span>
|
|
|
434 |
<span class="c"> * 'broadcast': whether or not the YUI instance and YUI global are notified when the event is fired (false)</span>
|
|
|
435 |
<span class="c"> * </li></span>
|
|
|
436 |
<span class="c"> * <li></span>
|
|
|
437 |
<span class="c"> * 'bubbles': whether or not this event bubbles (true)</span>
|
|
|
438 |
<span class="c"> * </li></span>
|
|
|
439 |
<span class="c"> * <li></span>
|
|
|
440 |
<span class="c"> * 'context': the default execution context for the listeners (this)</span>
|
|
|
441 |
<span class="c"> * </li></span>
|
|
|
442 |
<span class="c"> * <li></span>
|
|
|
443 |
<span class="c"> * 'defaultFn': the default function to execute when this event fires if preventDefault was not called</span>
|
|
|
444 |
<span class="c"> * </li></span>
|
|
|
445 |
<span class="c"> * <li></span>
|
|
|
446 |
<span class="c"> * 'emitFacade': whether or not this event emits a facade (false)</span>
|
|
|
447 |
<span class="c"> * </li></span>
|
|
|
448 |
<span class="c"> * <li></span>
|
|
|
449 |
<span class="c"> * 'prefix': the prefix for this targets events, e.g., 'menu' in 'menu:click' </span>
|
|
|
450 |
<span class="c"> * </li></span>
|
|
|
451 |
<span class="c"> * <li></span>
|
|
|
452 |
<span class="c"> * 'fireOnce': if an event is configured to fire once, new subscribers after</span>
|
|
|
453 |
<span class="c"> * the fire will be notified immediately.</span>
|
|
|
454 |
<span class="c"> * </li></span>
|
|
|
455 |
<span class="c"> * <li></span>
|
|
|
456 |
<span class="c"> * 'preventable': whether or not preventDefault() has an effect (true)</span>
|
|
|
457 |
<span class="c"> * </li></span>
|
|
|
458 |
<span class="c"> * <li></span>
|
|
|
459 |
<span class="c"> * 'preventedFn': a function that is executed when preventDefault is called</span>
|
|
|
460 |
<span class="c"> * </li></span>
|
|
|
461 |
<span class="c"> * <li></span>
|
|
|
462 |
<span class="c"> * 'queuable': whether or not this event can be queued during bubbling (false)</span>
|
|
|
463 |
<span class="c"> * </li></span>
|
|
|
464 |
<span class="c"> * <li></span>
|
|
|
465 |
<span class="c"> * 'silent': if silent is true, debug messages are not provided for this event.</span>
|
|
|
466 |
<span class="c"> * </li></span>
|
|
|
467 |
<span class="c"> * <li></span>
|
|
|
468 |
<span class="c"> * 'stoppedFn': a function that is executed when stopPropagation is called</span>
|
|
|
469 |
<span class="c"> * </li></span>
|
|
|
470 |
<span class="c"> * <li></span>
|
|
|
471 |
<span class="c"> * 'type': the event type (valid option if not provided as the first parameter to publish)</span>
|
|
|
472 |
<span class="c"> * </li></span>
|
|
|
473 |
<span class="c"> * </ul></span>
|
|
|
474 |
<span class="c"> *</span>
|
|
|
475 |
<span class="c"> * @return {Event.Custom} the custom event</span>
|
|
|
476 |
<span class="c"> *</span>
|
|
|
477 |
<span class="c"> */</span>
|
|
|
478 |
<span class="nx">publish</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="nx">opts</span><span class="o">)</span> <span class="o">{</span>
|
|
|
479 |
<span class="k">var</span> <span class="nx">events</span><span class="o">,</span> <span class="nx">ce</span><span class="o">,</span> <span class="nx">ret</span><span class="o">,</span> <span class="nx">pre</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">config</span><span class="o">.</span><span class="nx">prefix</span><span class="o">;</span>
|
|
|
480 |
|
|
|
481 |
<span class="nx">type</span> <span class="o">=</span> <span class="o">(</span><span class="nx">pre</span><span class="o">)</span> <span class="o">?</span> <span class="nx">_getType</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="nx">pre</span><span class="o">)</span> <span class="o">:</span> <span class="nx">type</span><span class="o">;</span>
|
|
|
482 |
|
|
|
483 |
|
|
|
484 |
<span class="k">if</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">isObject</span><span class="o">(</span><span class="nx">type</span><span class="o">))</span> <span class="o">{</span>
|
|
|
485 |
<span class="nx">ret</span> <span class="o">=</span> <span class="o">{};</span>
|
|
|
486 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">each</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="k">function</span><span class="o">(</span><span class="nx">v</span><span class="o">,</span> <span class="nx">k</span><span class="o">)</span> <span class="o">{</span>
|
|
|
487 |
<span class="nx">ret</span><span class="o">[</span><span class="nx">k</span><span class="o">]</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">publish</span><span class="o">(</span><span class="nx">k</span><span class="o">,</span> <span class="nx">v</span> <span class="o">||</span> <span class="nx">opts</span><span class="o">);</span>
|
|
|
488 |
<span class="o">},</span> <span class="k">this</span><span class="o">);</span>
|
|
|
489 |
|
|
|
490 |
<span class="k">return</span> <span class="nx">ret</span><span class="o">;</span>
|
|
|
491 |
<span class="o">}</span>
|
|
|
492 |
|
|
|
493 |
<span class="nx">events</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">events</span><span class="o">;</span>
|
|
|
494 |
<span class="nx">ce</span> <span class="o">=</span> <span class="nx">events</span><span class="o">[</span><span class="nx">type</span><span class="o">];</span>
|
|
|
495 |
|
|
|
496 |
<span class="k">if</span> <span class="o">(</span><span class="nx">ce</span><span class="o">)</span> <span class="o">{</span>
|
|
|
497 |
<span class="c">// ce.log("publish applying new config to published event: '"+type+"' exists", 'info', 'event');</span>
|
|
|
498 |
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">opts</span><span class="o">)</span> <span class="o">{</span>
|
|
|
499 |
<span class="nx">ce</span><span class="o">.</span><span class="nx">applyConfig</span><span class="o">(</span><span class="nx">opts</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
|
|
|
500 |
<span class="o">}</span>
|
|
|
501 |
<span class="o">}</span> <span class="k">else</span> <span class="o">{</span>
|
|
|
502 |
<span class="c">// apply defaults</span>
|
|
|
503 |
<span class="c"></span> <span class="nx">ce</span> <span class="o">=</span> <span class="k">new</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">CustomEvent</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="o">(</span><span class="nx">opts</span><span class="o">)</span> <span class="o">?</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">mix</span><span class="o">(</span><span class="nx">opts</span><span class="o">,</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">defaults</span><span class="o">)</span> <span class="o">:</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">defaults</span><span class="o">);</span>
|
|
|
504 |
<span class="nx">events</span><span class="o">[</span><span class="nx">type</span><span class="o">]</span> <span class="o">=</span> <span class="nx">ce</span><span class="o">;</span>
|
|
|
505 |
<span class="o">}</span>
|
|
|
506 |
|
|
|
507 |
<span class="c">// make sure we turn the broadcast flag off if this</span>
|
|
|
508 |
<span class="c"></span> <span class="c">// event was published as a result of bubbling</span>
|
|
|
509 |
<span class="c"></span> <span class="c">// if (opts instanceof Y.CustomEvent) {</span>
|
|
|
510 |
<span class="c"></span> <span class="c">// events[type].broadcast = false;</span>
|
|
|
511 |
<span class="c"></span> <span class="c">// }</span>
|
|
|
512 |
<span class="c"></span>
|
|
|
513 |
<span class="k">return</span> <span class="nx">events</span><span class="o">[</span><span class="nx">type</span><span class="o">];</span>
|
|
|
514 |
<span class="o">},</span>
|
|
|
515 |
|
|
|
516 |
<span class="c">/**</span>
|
|
|
517 |
<span class="c"> * Registers another EventTarget as a bubble target. Bubble order</span>
|
|
|
518 |
<span class="c"> * is determined by the order registered. Multiple targets can</span>
|
|
|
519 |
<span class="c"> * be specified.</span>
|
|
|
520 |
<span class="c"> * @method addTarget</span>
|
|
|
521 |
<span class="c"> * @param o {EventTarget} the target to add</span>
|
|
|
522 |
<span class="c"> */</span>
|
|
|
523 |
<span class="nx">addTarget</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">o</span><span class="o">)</span> <span class="o">{</span>
|
|
|
524 |
<span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">targets</span><span class="o">[</span><span class="nx">Y</span><span class="o">.</span><span class="nx">stamp</span><span class="o">(</span><span class="nx">o</span><span class="o">)]</span> <span class="o">=</span> <span class="nx">o</span><span class="o">;</span>
|
|
|
525 |
<span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">hasTargets</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span>
|
|
|
526 |
<span class="o">},</span>
|
|
|
527 |
|
|
|
528 |
<span class="c">/**</span>
|
|
|
529 |
<span class="c"> * Removes a bubble target</span>
|
|
|
530 |
<span class="c"> * @method removeTarget</span>
|
|
|
531 |
<span class="c"> * @param o {EventTarget} the target to remove</span>
|
|
|
532 |
<span class="c"> */</span>
|
|
|
533 |
<span class="nx">removeTarget</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">o</span><span class="o">)</span> <span class="o">{</span>
|
|
|
534 |
<span class="nx">delete</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">targets</span><span class="o">[</span><span class="nx">Y</span><span class="o">.</span><span class="nx">stamp</span><span class="o">(</span><span class="nx">o</span><span class="o">)];</span>
|
|
|
535 |
<span class="o">},</span>
|
|
|
536 |
|
|
|
537 |
<span class="c">/**</span>
|
|
|
538 |
<span class="c"> * Fire a custom event by name. The callback functions will be executed</span>
|
|
|
539 |
<span class="c"> * from the context specified when the event was created, and with the </span>
|
|
|
540 |
<span class="c"> * following parameters.</span>
|
|
|
541 |
<span class="c"> *</span>
|
|
|
542 |
<span class="c"> * If the custom event object hasn't been created, then the event hasn't </span>
|
|
|
543 |
<span class="c"> * been published and it has no subscribers. For performance sake, we </span>
|
|
|
544 |
<span class="c"> * immediate exit in this case. This means the event won't bubble, so </span>
|
|
|
545 |
<span class="c"> * if the intention is that a bubble target be notified, the event must </span>
|
|
|
546 |
<span class="c"> * be published on this object first.</span>
|
|
|
547 |
<span class="c"> *</span>
|
|
|
548 |
<span class="c"> * The first argument is the event type, and any additional arguments are</span>
|
|
|
549 |
<span class="c"> * passed to the listeners as parameters. If the first of these is an</span>
|
|
|
550 |
<span class="c"> * object literal, and the event is configured to emit an event facade,</span>
|
|
|
551 |
<span class="c"> * that object is mixed into the event facade and the facade is provided </span>
|
|
|
552 |
<span class="c"> * in place of the original object.</span>
|
|
|
553 |
<span class="c"> *</span>
|
|
|
554 |
<span class="c"> * @method fire</span>
|
|
|
555 |
<span class="c"> * @param type {String|Object} The type of the event, or an object that contains</span>
|
|
|
556 |
<span class="c"> * a 'type' property.</span>
|
|
|
557 |
<span class="c"> * @param arguments {Object*} an arbitrary set of parameters to pass to </span>
|
|
|
558 |
<span class="c"> * the handler. If the first of these is an object literal and the event is</span>
|
|
|
559 |
<span class="c"> * configured to emit an event facade, the event facade will replace that</span>
|
|
|
560 |
<span class="c"> * parameter after the properties the object literal contains are copied to</span>
|
|
|
561 |
<span class="c"> * the event facade.</span>
|
|
|
562 |
<span class="c"> * @return {Event.Target} the event host</span>
|
|
|
563 |
<span class="c"> * </span>
|
|
|
564 |
<span class="c"> */</span>
|
|
|
565 |
<span class="nx">fire</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">type</span><span class="o">)</span> <span class="o">{</span>
|
|
|
566 |
|
|
|
567 |
<span class="k">var</span> <span class="nx">typeIncluded</span> <span class="o">=</span> <span class="nx">L</span><span class="o">.</span><span class="nx">isString</span><span class="o">(</span><span class="nx">type</span><span class="o">),</span>
|
|
|
568 |
<span class="nx">t</span> <span class="o">=</span> <span class="o">(</span><span class="nx">typeIncluded</span><span class="o">)</span> <span class="o">?</span> <span class="nx">type</span> <span class="o">:</span> <span class="o">(</span><span class="nx">type</span> <span class="o">&&</span> <span class="nx">type</span><span class="o">.</span><span class="nx">type</span><span class="o">),</span>
|
|
|
569 |
<span class="nx">ce</span><span class="o">,</span> <span class="nx">a</span><span class="o">,</span> <span class="nx">ret</span><span class="o">,</span> <span class="nx">pre</span><span class="o">=</span><span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">config</span><span class="o">.</span><span class="nx">prefix</span><span class="o">;</span>
|
|
|
570 |
|
|
|
571 |
<span class="nx">t</span> <span class="o">=</span> <span class="o">(</span><span class="nx">pre</span><span class="o">)</span> <span class="o">?</span> <span class="nx">_getType</span><span class="o">(</span><span class="nx">t</span><span class="o">,</span> <span class="nx">pre</span><span class="o">)</span> <span class="o">:</span> <span class="nx">t</span><span class="o">;</span>
|
|
|
572 |
<span class="nx">ce</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">getEvent</span><span class="o">(</span><span class="nx">t</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
|
|
|
573 |
|
|
|
574 |
<span class="c">// this event has not been published or subscribed to</span>
|
|
|
575 |
<span class="c"></span> <span class="k">if</span> <span class="o">(!</span><span class="nx">ce</span><span class="o">)</span> <span class="o">{</span>
|
|
|
576 |
|
|
|
577 |
<span class="k">if</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">hasTargets</span><span class="o">)</span> <span class="o">{</span>
|
|
|
578 |
<span class="nx">a</span> <span class="o">=</span> <span class="o">(</span><span class="nx">typeIncluded</span><span class="o">)</span> <span class="o">?</span> <span class="nx">arguments</span> <span class="o">:</span> <span class="nx">Y</span><span class="o">.</span><span class="nb">Array</span><span class="o">(</span><span class="nx">arguments</span><span class="o">,</span> <span class="m">0</span><span class="o">,</span> <span class="kc">true</span><span class="o">).</span><span class="nx">unshift</span><span class="o">(</span><span class="nx">t</span><span class="o">);</span>
|
|
|
579 |
<span class="k">return</span> <span class="k">this</span><span class="o">.</span><span class="nx">bubble</span><span class="o">(</span><span class="kc">null</span><span class="o">,</span> <span class="nx">a</span><span class="o">,</span> <span class="k">this</span><span class="o">);</span>
|
|
|
580 |
<span class="o">}</span>
|
|
|
581 |
|
|
|
582 |
<span class="c">// otherwise there is nothing to be done</span>
|
|
|
583 |
<span class="c"></span> <span class="nx">ret</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span>
|
|
|
584 |
|
|
|
585 |
<span class="o">}</span> <span class="k">else</span> <span class="o">{</span>
|
|
|
586 |
|
|
|
587 |
<span class="nx">a</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nb">Array</span><span class="o">(</span><span class="nx">arguments</span><span class="o">,</span> <span class="o">(</span><span class="nx">typeIncluded</span><span class="o">)</span> <span class="o">?</span> <span class="m">1</span> <span class="o">:</span> <span class="m">0</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
|
|
|
588 |
<span class="nx">ret</span> <span class="o">=</span> <span class="nx">ce</span><span class="o">.</span><span class="nx">fire</span><span class="o">.</span><span class="nx">apply</span><span class="o">(</span><span class="nx">ce</span><span class="o">,</span> <span class="nx">a</span><span class="o">);</span>
|
|
|
589 |
|
|
|
590 |
<span class="c">// clear target for next fire()</span>
|
|
|
591 |
<span class="c"></span> <span class="nx">ce</span><span class="o">.</span><span class="nx">target</span> <span class="o">=</span> <span class="kc">null</span><span class="o">;</span>
|
|
|
592 |
<span class="o">}</span>
|
|
|
593 |
|
|
|
594 |
<span class="k">return</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">chain</span><span class="o">)</span> <span class="o">?</span> <span class="k">this</span> <span class="o">:</span> <span class="nx">ret</span><span class="o">;</span>
|
|
|
595 |
<span class="o">},</span>
|
|
|
596 |
|
|
|
597 |
<span class="c">/**</span>
|
|
|
598 |
<span class="c"> * Returns the custom event of the provided type has been created, a</span>
|
|
|
599 |
<span class="c"> * falsy value otherwise</span>
|
|
|
600 |
<span class="c"> * @method getEvent</span>
|
|
|
601 |
<span class="c"> * @param type {string} the type, or name of the event</span>
|
|
|
602 |
<span class="c"> * @param prefixed {string} if true, the type is prefixed already</span>
|
|
|
603 |
<span class="c"> * @return {Event.Custom} the custom event or null</span>
|
|
|
604 |
<span class="c"> */</span>
|
|
|
605 |
<span class="nx">getEvent</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="nx">prefixed</span><span class="o">)</span> <span class="o">{</span>
|
|
|
606 |
<span class="k">var</span> <span class="nx">pre</span><span class="o">,</span> <span class="nx">e</span><span class="o">;</span>
|
|
|
607 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">prefixed</span><span class="o">)</span> <span class="o">{</span>
|
|
|
608 |
<span class="nx">pre</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">config</span><span class="o">.</span><span class="nx">prefix</span><span class="o">;</span>
|
|
|
609 |
<span class="nx">type</span> <span class="o">=</span> <span class="o">(</span><span class="nx">pre</span><span class="o">)</span> <span class="o">?</span> <span class="nx">_getType</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="nx">pre</span><span class="o">)</span> <span class="o">:</span> <span class="nx">type</span><span class="o">;</span>
|
|
|
610 |
<span class="o">}</span>
|
|
|
611 |
<span class="nx">e</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_yuievt</span><span class="o">.</span><span class="nx">events</span><span class="o">;</span>
|
|
|
612 |
<span class="k">return</span> <span class="o">(</span><span class="nx">e</span> <span class="o">&&</span> <span class="nx">type</span> <span class="k">in</span> <span class="nx">e</span><span class="o">)</span> <span class="o">?</span> <span class="nx">e</span><span class="o">[</span><span class="nx">type</span><span class="o">]</span> <span class="o">:</span> <span class="kc">null</span><span class="o">;</span>
|
|
|
613 |
<span class="o">},</span>
|
|
|
614 |
|
|
|
615 |
<span class="c">/**</span>
|
|
|
616 |
<span class="c"> * Subscribe to a custom event hosted by this object. The</span>
|
|
|
617 |
<span class="c"> * supplied callback will execute after any listeners add</span>
|
|
|
618 |
<span class="c"> * via the subscribe method, and after the default function,</span>
|
|
|
619 |
<span class="c"> * if configured for the event, has executed.</span>
|
|
|
620 |
<span class="c"> * @method after</span>
|
|
|
621 |
<span class="c"> * @param type {string} The type of the event</span>
|
|
|
622 |
<span class="c"> * @param fn {Function} The callback</span>
|
|
|
623 |
<span class="c"> * @return the event target or a detach handle per 'chain' config</span>
|
|
|
624 |
<span class="c"> */</span>
|
|
|
625 |
<span class="nx">after</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">type</span><span class="o">,</span> <span class="nx">fn</span><span class="o">)</span> <span class="o">{</span>
|
|
|
626 |
|
|
|
627 |
<span class="k">var</span> <span class="nx">a</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nb">Array</span><span class="o">(</span><span class="nx">arguments</span><span class="o">,</span> <span class="m">0</span><span class="o">,</span> <span class="kc">true</span><span class="o">);</span>
|
|
|
628 |
|
|
|
629 |
<span class="nx">switch</span> <span class="o">(</span><span class="nx">L</span><span class="o">.</span><span class="nx">type</span><span class="o">(</span><span class="nx">type</span><span class="o">))</span> <span class="o">{</span>
|
|
|
630 |
<span class="nx">case</span> <span class="s1">'function'</span><span class="o">:</span>
|
|
|
631 |
<span class="k">return</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">apply</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">arguments</span><span class="o">);</span>
|
|
|
632 |
<span class="nx">case</span> <span class="s1">'object'</span><span class="o">:</span>
|
|
|
633 |
<span class="nx">a</span><span class="o">[</span><span class="m">0</span><span class="o">].</span><span class="nx">_after</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span>
|
|
|
634 |
<span class="k">break</span><span class="o">;</span>
|
|
|
635 |
<span class="nx">default</span><span class="o">:</span>
|
|
|
636 |
<span class="nx">a</span><span class="o">[</span><span class="m">0</span><span class="o">]</span> <span class="o">=</span> <span class="nx">AFTER_PREFIX</span> <span class="o">+</span> <span class="nx">type</span><span class="o">;</span>
|
|
|
637 |
<span class="o">}</span>
|
|
|
638 |
|
|
|
639 |
<span class="k">return</span> <span class="k">this</span><span class="o">.</span><span class="nx">on</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">a</span><span class="o">);</span>
|
|
|
640 |
|
|
|
641 |
<span class="o">},</span>
|
|
|
642 |
|
|
|
643 |
<span class="c">/**</span>
|
|
|
644 |
<span class="c"> * Executes the callback before a DOM event, custom event</span>
|
|
|
645 |
<span class="c"> * or method. If the first argument is a function, it</span>
|
|
|
646 |
<span class="c"> * is assumed the target is a method. For DOM and custom</span>
|
|
|
647 |
<span class="c"> * events, this is an alias for Y.on.</span>
|
|
|
648 |
<span class="c"> *</span>
|
|
|
649 |
<span class="c"> * For DOM and custom events:</span>
|
|
|
650 |
<span class="c"> * type, callback, context, 0-n arguments</span>
|
|
|
651 |
<span class="c"> * </span>
|
|
|
652 |
<span class="c"> * For methods:</span>
|
|
|
653 |
<span class="c"> * callback, object (method host), methodName, context, 0-n arguments</span>
|
|
|
654 |
<span class="c"> *</span>
|
|
|
655 |
<span class="c"> * @method before</span>
|
|
|
656 |
<span class="c"> * @return detach handle</span>
|
|
|
657 |
<span class="c"> * @deprecated use the on method</span>
|
|
|
658 |
<span class="c"> */</span>
|
|
|
659 |
<span class="nx">before</span><span class="o">:</span> <span class="k">function</span><span class="o">()</span> <span class="o">{</span>
|
|
|
660 |
<span class="k">return</span> <span class="k">this</span><span class="o">.</span><span class="nx">on</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>
|
|
|
661 |
<span class="o">}</span>
|
|
|
662 |
|
|
|
663 |
<span class="o">};</span>
|
|
|
664 |
|
|
|
665 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">EventTarget</span> <span class="o">=</span> <span class="nx">ET</span><span class="o">;</span>
|
|
|
666 |
|
|
|
667 |
<span class="c">// make Y an event target</span>
|
|
|
668 |
<span class="c"></span><span class="nx">Y</span><span class="o">.</span><span class="nx">mix</span><span class="o">(</span><span class="nx">Y</span><span class="o">,</span> <span class="nx">ET</span><span class="o">.</span><span class="nx">prototype</span><span class="o">,</span> <span class="kc">false</span><span class="o">,</span> <span class="kc">false</span><span class="o">,</span> <span class="o">{</span>
|
|
|
669 |
<span class="nx">bubbles</span><span class="o">:</span> <span class="kc">false</span>
|
|
|
670 |
<span class="o">});</span>
|
|
|
671 |
|
|
|
672 |
<span class="nx">ET</span><span class="o">.</span><span class="nx">call</span><span class="o">(</span><span class="nx">Y</span><span class="o">);</span>
|
|
|
673 |
|
|
|
674 |
<span class="nx">YUI</span><span class="o">.</span><span class="nx">Env</span><span class="o">.</span><span class="nx">globalEvents</span> <span class="o">=</span> <span class="nx">YUI</span><span class="o">.</span><span class="nx">Env</span><span class="o">.</span><span class="nx">globalEvents</span> <span class="o">||</span> <span class="k">new</span> <span class="nx">ET</span><span class="o">();</span>
|
|
|
675 |
|
|
|
676 |
<span class="c">/**</span>
|
|
|
677 |
<span class="c"> * Hosts YUI page level events. This is where events bubble to</span>
|
|
|
678 |
<span class="c"> * when the broadcast config is set to 2. This property is</span>
|
|
|
679 |
<span class="c"> * only available if the custom event module is loaded.</span>
|
|
|
680 |
<span class="c"> * @property Global</span>
|
|
|
681 |
<span class="c"> * @type EventTarget</span>
|
|
|
682 |
<span class="c"> * @for YUI</span>
|
|
|
683 |
<span class="c"> */</span>
|
|
|
684 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">Global</span> <span class="o">=</span> <span class="nx">YUI</span><span class="o">.</span><span class="nx">Env</span><span class="o">.</span><span class="nx">globalEvents</span><span class="o">;</span>
|
|
|
685 |
|
|
|
686 |
<span class="c">// @TODO implement a global namespace function on Y.Global?</span>
|
|
|
687 |
<span class="c"></span>
|
|
|
688 |
<span class="o">})();</span>
|
|
|
689 |
|
|
|
690 |
|
|
|
691 |
<span class="c">/**</span>
|
|
|
692 |
<span class="c"> * <code>YUI</code>'s <code>on</code> method is a unified interface for subscribing to</span>
|
|
|
693 |
<span class="c"> * most events exposed by YUI. This includes custom events, DOM events, and </span>
|
|
|
694 |
<span class="c"> * function events. <code>detach</code> is also provided to remove listeners</span>
|
|
|
695 |
<span class="c"> * serviced by this function.</span>
|
|
|
696 |
<span class="c"> *</span>
|
|
|
697 |
<span class="c"> * The signature that <code>on</code> accepts varies depending on the type</span>
|
|
|
698 |
<span class="c"> * of event being consumed. Refer to the specific methods that will</span>
|
|
|
699 |
<span class="c"> * service a specific request for additional information about subscribing</span>
|
|
|
700 |
<span class="c"> * to that type of event.</span>
|
|
|
701 |
<span class="c"> *</span>
|
|
|
702 |
<span class="c"> * <ul></span>
|
|
|
703 |
<span class="c"> * <li>Custom events. These events are defined by various</span>
|
|
|
704 |
<span class="c"> * modules in the library. This type of event is delegated to</span>
|
|
|
705 |
<span class="c"> * <code>EventTarget</code>'s <code>on</code> method.</span>
|
|
|
706 |
<span class="c"> * <ul></span>
|
|
|
707 |
<span class="c"> * <li>The type of the event</li></span>
|
|
|
708 |
<span class="c"> * <li>The callback to execute</li></span>
|
|
|
709 |
<span class="c"> * <li>An optional context object</li></span>
|
|
|
710 |
<span class="c"> * <li>0..n additional arguments to supply the callback.</li></span>
|
|
|
711 |
<span class="c"> * </ul></span>
|
|
|
712 |
<span class="c"> * Example: </span>
|
|
|
713 |
<span class="c"> * <code>Y.on('domready', function() { // start work });</code></span>
|
|
|
714 |
<span class="c"> * </li></span>
|
|
|
715 |
<span class="c"> * <li>DOM events. These are moments reported by the browser related</span>
|
|
|
716 |
<span class="c"> * to browser functionality and user interaction.</span>
|
|
|
717 |
<span class="c"> * This type of event is delegated to <code>Event</code>'s </span>
|
|
|
718 |
<span class="c"> * <code>attach</code> method.</span>
|
|
|
719 |
<span class="c"> * <ul></span>
|
|
|
720 |
<span class="c"> * <li>The type of the event</li></span>
|
|
|
721 |
<span class="c"> * <li>The callback to execute</li></span>
|
|
|
722 |
<span class="c"> * <li>The specification for the Node(s) to attach the listener</span>
|
|
|
723 |
<span class="c"> * to. This can be a selector, collections, or Node/Element</span>
|
|
|
724 |
<span class="c"> * refereces.</li></span>
|
|
|
725 |
<span class="c"> * <li>An optional context object</li></span>
|
|
|
726 |
<span class="c"> * <li>0..n additional arguments to supply the callback.</li></span>
|
|
|
727 |
<span class="c"> * </ul></span>
|
|
|
728 |
<span class="c"> * Example: </span>
|
|
|
729 |
<span class="c"> * <code>Y.on('click', function(e) { // something was clicked }, '#someelement');</code></span>
|
|
|
730 |
<span class="c"> * </li></span>
|
|
|
731 |
<span class="c"> * <li>Function events. These events can be used to react before or after a</span>
|
|
|
732 |
<span class="c"> * function is executed. This type of event is delegated to <code>Event.Do</code>'s </span>
|
|
|
733 |
<span class="c"> * <code>before</code> method.</span>
|
|
|
734 |
<span class="c"> * <ul></span>
|
|
|
735 |
<span class="c"> * <li>The callback to execute</li></span>
|
|
|
736 |
<span class="c"> * <li>The object that has the function that will be listened for.</li></span>
|
|
|
737 |
<span class="c"> * <li>The name of the function to listen for.</li></span>
|
|
|
738 |
<span class="c"> * <li>An optional context object</li></span>
|
|
|
739 |
<span class="c"> * <li>0..n additional arguments to supply the callback.</li></span>
|
|
|
740 |
<span class="c"> * </ul></span>
|
|
|
741 |
<span class="c"> * Example <code>Y.on(function(arg1, arg2, etc) { // obj.methodname was executed }, obj 'methodname');</code></span>
|
|
|
742 |
<span class="c"> * </li></span>
|
|
|
743 |
<span class="c"> * </ul></span>
|
|
|
744 |
<span class="c"> *</span>
|
|
|
745 |
<span class="c"> * <code>on</code> corresponds to the moment before any default behavior of</span>
|
|
|
746 |
<span class="c"> * the event. <code>after</code> works the same way, but these listeners</span>
|
|
|
747 |
<span class="c"> * execute after the event's default behavior. <code>before</code> is an</span>
|
|
|
748 |
<span class="c"> * alias for <code>on</code>.</span>
|
|
|
749 |
<span class="c"> *</span>
|
|
|
750 |
<span class="c"> * @method on </span>
|
|
|
751 |
<span class="c"> * @param type** event type (this parameter does not apply for function events)</span>
|
|
|
752 |
<span class="c"> * @param fn the callback</span>
|
|
|
753 |
<span class="c"> * @param target** a descriptor for the target (applies to custom events only).</span>
|
|
|
754 |
<span class="c"> * For function events, this is the object that contains the function to</span>
|
|
|
755 |
<span class="c"> * execute.</span>
|
|
|
756 |
<span class="c"> * @param extra** 0..n Extra information a particular event may need. These</span>
|
|
|
757 |
<span class="c"> * will be documented with the event. In the case of function events, this</span>
|
|
|
758 |
<span class="c"> * is the name of the function to execute on the host. In the case of</span>
|
|
|
759 |
<span class="c"> * delegate listeners, this is the event delegation specification.</span>
|
|
|
760 |
<span class="c"> * @param context optionally change the value of 'this' in the callback</span>
|
|
|
761 |
<span class="c"> * @param args* 0..n additional arguments to pass to the callback.</span>
|
|
|
762 |
<span class="c"> * @return the event target or a detach handle per 'chain' config</span>
|
|
|
763 |
<span class="c"> * @for YUI</span>
|
|
|
764 |
<span class="c"> */</span>
|
|
|
765 |
|
|
|
766 |
<span class="c">/**</span>
|
|
|
767 |
<span class="c"> * after() is a unified interface for subscribing to</span>
|
|
|
768 |
<span class="c"> * most events exposed by YUI. This includes custom events,</span>
|
|
|
769 |
<span class="c"> * DOM events, and AOP events. This works the same way as</span>
|
|
|
770 |
<span class="c"> * the on() function, only it operates after any default</span>
|
|
|
771 |
<span class="c"> * behavior for the event has executed. @see <code>on</code> for more </span>
|
|
|
772 |
<span class="c"> * information.</span>
|
|
|
773 |
<span class="c"> * @method after</span>
|
|
|
774 |
<span class="c"> * @param type event type (this parameter does not apply for function events)</span>
|
|
|
775 |
<span class="c"> * @param fn the callback</span>
|
|
|
776 |
<span class="c"> * @param target a descriptor for the target (applies to custom events only).</span>
|
|
|
777 |
<span class="c"> * For function events, this is the object that contains the function to</span>
|
|
|
778 |
<span class="c"> * execute.</span>
|
|
|
779 |
<span class="c"> * @param extra 0..n Extra information a particular event may need. These</span>
|
|
|
780 |
<span class="c"> * will be documented with the event. In the case of function events, this</span>
|
|
|
781 |
<span class="c"> * is the name of the function to execute on the host. In the case of</span>
|
|
|
782 |
<span class="c"> * delegate listeners, this is the event delegation specification.</span>
|
|
|
783 |
<span class="c"> * @param context optionally change the value of 'this' in the callback</span>
|
|
|
784 |
<span class="c"> * @param args* 0..n additional arguments to pass to the callback.</span>
|
|
|
785 |
<span class="c"> * @return the event target or a detach handle per 'chain' config</span>
|
|
|
786 |
<span class="c"> * @for YUI</span>
|
|
|
787 |
<span class="c"> */</span>
|
|
|
788 |
</pre></div>
|
|
|
789 |
|
|
|
790 |
</div>
|
|
|
791 |
</div>
|
|
|
792 |
</div>
|
|
|
793 |
<div class="yui-b">
|
|
|
794 |
<div class="nav">
|
|
|
795 |
|
|
|
796 |
<div id="moduleList" class="module">
|
|
|
797 |
<h4>Modules</h4>
|
|
|
798 |
<ul class="content">
|
|
|
799 |
<li class=""><a href="module_anim.html" title="anim">anim</a></li>
|
|
|
800 |
<li class=""><a href="module_async-queue.html" title="async-queue">async-queue</a></li>
|
|
|
801 |
<li class=""><a href="module_attribute.html" title="attribute">attribute</a></li>
|
|
|
802 |
<li class=""><a href="module_base.html" title="base">base</a></li>
|
|
|
803 |
<li class=""><a href="module_cache.html" title="cache">cache</a></li>
|
|
|
804 |
<li class=""><a href="module_classnamemanager.html" title="classnamemanager">classnamemanager</a></li>
|
|
|
805 |
<li class=""><a href="module_collection.html" title="collection">collection</a></li>
|
|
|
806 |
<li class=""><a href="module_console.html" title="console">console</a></li>
|
|
|
807 |
<li class=""><a href="module_console-filters.html" title="console-filters">console-filters</a></li>
|
|
|
808 |
<li class=""><a href="module_cookie.html" title="cookie">cookie</a></li>
|
|
|
809 |
<li class=""><a href="module_dataschema.html" title="dataschema">dataschema</a></li>
|
|
|
810 |
<li class=""><a href="module_datasource.html" title="datasource">datasource</a></li>
|
|
|
811 |
<li class=""><a href="module_datatype.html" title="datatype">datatype</a></li>
|
|
|
812 |
<li class=""><a href="module_dd.html" title="dd">dd</a></li>
|
|
|
813 |
<li class=""><a href="module_dom.html" title="dom">dom</a></li>
|
|
|
814 |
<li class=""><a href="module_dump.html" title="dump">dump</a></li>
|
|
|
815 |
<li class=""><a href="module_event.html" title="event">event</a></li>
|
|
|
816 |
<li class="selected"><a href="module_event-custom.html" title="event-custom">event-custom</a></li>
|
|
|
817 |
<li class=""><a href="module_event-simulate.html" title="event-simulate">event-simulate</a></li>
|
|
|
818 |
<li class=""><a href="module_history.html" title="history">history</a></li>
|
|
|
819 |
<li class=""><a href="module_imageloader.html" title="imageloader">imageloader</a></li>
|
|
|
820 |
<li class=""><a href="module_io.html" title="io">io</a></li>
|
|
|
821 |
<li class=""><a href="module_json.html" title="json">json</a></li>
|
|
|
822 |
<li class=""><a href="module_node.html" title="node">node</a></li>
|
|
|
823 |
<li class=""><a href="module_node-focusmanager.html" title="node-focusmanager">node-focusmanager</a></li>
|
|
|
824 |
<li class=""><a href="module_node-menunav.html" title="node-menunav">node-menunav</a></li>
|
|
|
825 |
<li class=""><a href="module_oop.html" title="oop">oop</a></li>
|
|
|
826 |
<li class=""><a href="module_overlay.html" title="overlay">overlay</a></li>
|
|
|
827 |
<li class=""><a href="module_plugin.html" title="plugin">plugin</a></li>
|
|
|
828 |
<li class=""><a href="module_profiler.html" title="profiler">profiler</a></li>
|
|
|
829 |
<li class=""><a href="module_queue-promote.html" title="queue-promote">queue-promote</a></li>
|
|
|
830 |
<li class=""><a href="module_slider.html" title="slider">slider</a></li>
|
|
|
831 |
<li class=""><a href="module_stylesheet.html" title="stylesheet">stylesheet</a></li>
|
|
|
832 |
<li class=""><a href="module_substitute.html" title="substitute">substitute</a></li>
|
|
|
833 |
<li class=""><a href="module_test.html" title="test">test</a></li>
|
|
|
834 |
<li class=""><a href="module_widget.html" title="widget">widget</a></li>
|
|
|
835 |
<li class=""><a href="module_widget-position.html" title="widget-position">widget-position</a></li>
|
|
|
836 |
<li class=""><a href="module_widget-position-ext.html" title="widget-position-ext">widget-position-ext</a></li>
|
|
|
837 |
<li class=""><a href="module_widget-stack.html" title="widget-stack">widget-stack</a></li>
|
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838 |
<li class=""><a href="module_widget-stdmod.html" title="widget-stdmod">widget-stdmod</a></li>
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839 |
<li class=""><a href="module_yui.html" title="yui">yui</a></li>
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840 |
</ul>
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841 |
</div>
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842 |
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843 |
<div id="classList" class="module">
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844 |
<h4>Classes</h4>
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845 |
<ul class="content">
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846 |
<li class=""><a href="CustomEvent.html" title="CustomEvent">CustomEvent</a></li>
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847 |
<li class=""><a href="Do.html" title="Do">Do</a></li>
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848 |
<li class=""><a href="Do.AlterArgs.html" title="Do.AlterArgs">Do.AlterArgs</a></li>
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849 |
<li class=""><a href="Do.AlterReturn.html" title="Do.AlterReturn">Do.AlterReturn</a></li>
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850 |
<li class=""><a href="Do.Error.html" title="Do.Error">Do.Error</a></li>
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851 |
<li class=""><a href="Do.Halt.html" title="Do.Halt">Do.Halt</a></li>
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852 |
<li class=""><a href="Do.Method.html" title="Do.Method">Do.Method</a></li>
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853 |
<li class=""><a href="Do.Prevent.html" title="Do.Prevent">Do.Prevent</a></li>
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854 |
<li class=""><a href="EventFacade.html" title="EventFacade">EventFacade</a></li>
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855 |
<li class=""><a href="EventHandle.html" title="EventHandle">EventHandle</a></li>
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856 |
<li class=""><a href="EventTarget.html" title="EventTarget">EventTarget</a></li>
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857 |
<li class=""><a href="Subscriber.html" title="Subscriber">Subscriber</a></li>
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858 |
</ul>
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859 |
</div>
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860 |
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861 |
<div id="fileList" class="module">
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862 |
<h4>Files</h4>
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863 |
<ul class="content">
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864 |
<li class=""><a href="event-custom.js.html" title="event-custom.js">event-custom.js</a></li>
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865 |
<li class=""><a href="event-do.js.html" title="event-do.js">event-do.js</a></li>
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866 |
<li class=""><a href="event-facade.js.html" title="event-facade.js">event-facade.js</a></li>
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|
867 |
<li class="selected"><a href="event-target.js.html" title="event-target.js">event-target.js</a></li>
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|
868 |
<li class=""><a href="event.js.html" title="event.js">event.js</a></li>
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|
869 |
</ul>
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870 |
</div>
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871 |
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872 |
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873 |
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874 |
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875 |
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876 |
</div>
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877 |
</div>
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878 |
</div>
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879 |
<div id="ft">
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880 |
<hr />
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881 |
Copyright © 2009 Yahoo! Inc. All rights reserved.
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882 |
</div>
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883 |
</div>
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884 |
<script type="text/javascript">
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885 |
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"CustomEvent.html#property_preventable", "type": "property"}, {"access": "", "host": "EventFacade", "name": "preventDefault", "url": "EventFacade.html#method_preventDefault", "type": "method"}, {"access": "", "host": "CustomEvent", "name": "preventDefault", "url": "CustomEvent.html#method_preventDefault", "type": "method"}, {"access": "", "host": "CustomEvent", "name": "prevented", "url": "CustomEvent.html#property_prevented", "type": "property"}, {"access": "", "host": "CustomEvent", "name": "preventedFn", "url": "CustomEvent.html#property_preventedFn", "type": "property"}, {"access": "", "host": "EventTarget", "name": "publish", "url": "EventTarget.html#method_publish", "type": "method"}, {"access": "", "host": "CustomEvent", "name": "queuable", "url": "CustomEvent.html#property_queuable", "type": "property"}, {"access": "", "host": "Do.Method", "name": "register", "url": "Do.Method.html#method_register", "type": "method"}, {"access": "", "host": "EventFacade", "name": 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886 |
</script>
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|
887 |
</body>
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888 |
</html>
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