1739 lines
No EOL
200 KiB
HTML
1739 lines
No EOL
200 KiB
HTML
<html><head><title>event.js</title><link rel="stylesheet" type="text/css" href="../style.css" media="screen"/></head><body><div class="hl-main"><pre><span class="hl-comment">/*
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Copyright (c) 2006, Yahoo! Inc. All rights reserved.
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Code licensed under the BSD License:
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</span><span class="hl-url">http://developer.yahoo.net/yui/license.txt</span><span class="hl-comment">
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version: 0.12.0
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*/
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// holder
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/**
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* The CustomEvent class lets you define events for your application
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* that can be subscribed to by one or more independent component.
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*
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* @param {String} type The type of event, which is passed to the callback
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* when the event fires
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* @param {Object} oScope The context the event will fire from. "this" will
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* refer to this object in the callback. Default value:
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* the window object. The listener can override this.
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* @param {boolean} silent pass true to prevent the event from writing to
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* the log system
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* @namespace YAHOO.util
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* @class CustomEvent
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* @constructor
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*/
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</span><span class="hl-identifier">YAHOO</span><span class="hl-default">.</span><span class="hl-identifier">util</span><span class="hl-default">.</span><span class="hl-identifier">CustomEvent</span><span class="hl-default"> = </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">type</span><span class="hl-code">, </span><span class="hl-identifier">oScope</span><span class="hl-code">, </span><span class="hl-identifier">silent</span><span class="hl-code">, </span><span class="hl-identifier">signature</span><span class="hl-brackets">) {
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</span><span class="hl-comment">/**
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* The type of event, returned to subscribers when the event fires
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* @property type
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* @type string
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*/
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</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">type</span><span class="hl-code"> = </span><span class="hl-identifier">type</span><span class="hl-code">;
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</span><span class="hl-comment">/**
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* The scope the the event will fire from by default. Defaults to the window
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* obj
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* @property scope
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* @type object
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*/
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</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">oScope</span><span class="hl-code"> || </span><span class="hl-builtin">window</span><span class="hl-code">;
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</span><span class="hl-comment">/**
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* By default all custom events are logged in the debug build, set silent
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* to true to disable logging for this event.
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* @property silent
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* @type boolean
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*/
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</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">silent</span><span class="hl-code"> = </span><span class="hl-identifier">silent</span><span class="hl-code">;
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</span><span class="hl-comment">/**
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* Custom events support two styles of arguments provided to the event
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* subscribers.
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* <ul>
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* <li>YAHOO.util.CustomEvent.LIST:
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* <ul>
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* <li>param1: event name</li>
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* <li>param2: array of arguments sent to fire</li>
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* <li>param3: <optional> a custom object supplied by the subscriber</li>
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* </ul>
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* </li>
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* <li>YAHOO.util.CustomEvent.FLAT
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* <ul>
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* <li>param1: the first argument passed to fire. If you need to
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* pass multiple parameters, use and array or object literal</li>
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* <li>param2: <optional> a custom object supplied by the subscriber</li>
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* </ul>
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* </li>
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* </ul>
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* @property signature
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* @type int
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*/
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</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">signature</span><span class="hl-code"> = </span><span class="hl-identifier">signature</span><span class="hl-code"> || </span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">CustomEvent</span><span class="hl-code">.</span><span class="hl-identifier">LIST</span><span class="hl-code">;
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</span><span class="hl-comment">/**
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* The subscribers to this event
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* @property subscribers
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* @type Subscriber[]
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*/
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</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribers</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">silent</span><span class="hl-brackets">) {
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}
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</span><span class="hl-reserved">var </span><span class="hl-identifier">onsubscribeType</span><span class="hl-code"> = </span><span class="hl-quotes">"</span><span class="hl-string">_YUICEOnSubscribe</span><span class="hl-quotes">"</span><span class="hl-code">;
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</span><span class="hl-comment">// Only add subscribe events for events that are not generated by
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// CustomEvent
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">type</span><span class="hl-code"> !== </span><span class="hl-identifier">onsubscribeType</span><span class="hl-brackets">) {
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</span><span class="hl-comment">/**
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* Custom events provide a custom event that fires whenever there is
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* a new subscriber to the event. This provides an opportunity to
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* handle the case where there is a non-repeating event that has
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* already fired has a new subscriber.
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*
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* @event subscribeEvent
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* @type YAHOO.util.CustomEvent
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* @param {Function} fn The function to execute
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* @param {Object} obj An object to be passed along when the event
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* fires
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* @param {boolean|Object} override If true, the obj passed in becomes
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* the execution scope of the listener.
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* if an object, that object becomes the
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* the execution scope.
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*/
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</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribeEvent</span><span class="hl-code"> =
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</span><span class="hl-reserved">new </span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">CustomEvent</span><span class="hl-brackets">(</span><span class="hl-identifier">onsubscribeType</span><span class="hl-code">, </span><span class="hl-reserved">this</span><span class="hl-code">, </span><span class="hl-reserved">true</span><span class="hl-brackets">)</span><span class="hl-code">;
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</span><span class="hl-brackets">}
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}</span><span class="hl-default">;
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</span><span class="hl-comment">/**
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* Subscriber listener sigature constant. The LIST type returns three
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* parameters: the event type, the array of args passed to fire, and
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* the optional custom object
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* @property YAHOO.util.CustomEvent.LIST
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* @static
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* @type int
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*/
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</span><span class="hl-identifier">YAHOO</span><span class="hl-default">.</span><span class="hl-identifier">util</span><span class="hl-default">.</span><span class="hl-identifier">CustomEvent</span><span class="hl-default">.</span><span class="hl-identifier">LIST</span><span class="hl-default"> = </span><span class="hl-number">0</span><span class="hl-default">;
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</span><span class="hl-comment">/**
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* Subscriber listener sigature constant. The FLAT type returns two
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* parameters: the first argument passed to fire and the optional
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* custom object
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* @property YAHOO.util.CustomEvent.FLAT
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* @static
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* @type int
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*/
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</span><span class="hl-identifier">YAHOO</span><span class="hl-default">.</span><span class="hl-identifier">util</span><span class="hl-default">.</span><span class="hl-identifier">CustomEvent</span><span class="hl-default">.</span><span class="hl-identifier">FLAT</span><span class="hl-default"> = </span><span class="hl-number">1</span><span class="hl-default">;
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</span><span class="hl-identifier">YAHOO</span><span class="hl-default">.</span><span class="hl-identifier">util</span><span class="hl-default">.</span><span class="hl-identifier">CustomEvent</span><span class="hl-default">.</span><span class="hl-identifier">prototype</span><span class="hl-default"> = </span><span class="hl-brackets">{
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</span><span class="hl-comment">/**
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* Subscribes the caller to this event
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* @method subscribe
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* @param {Function} fn The function to execute
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* @param {Object} obj An object to be passed along when the event
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* fires
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* @param {boolean|Object} override If true, the obj passed in becomes
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* the execution scope of the listener.
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* if an object, that object becomes the
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* the execution scope.
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*/
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</span><span class="hl-identifier">subscribe</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">obj</span><span class="hl-code">, </span><span class="hl-identifier">override</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribeEvent</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribeEvent</span><span class="hl-code">.</span><span class="hl-identifier">fire</span><span class="hl-brackets">(</span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">obj</span><span class="hl-code">, </span><span class="hl-identifier">override</span><span class="hl-brackets">)</span><span class="hl-code">;
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</span><span class="hl-brackets">}
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</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribers</span><span class="hl-code">.</span><span class="hl-identifier">push</span><span class="hl-brackets">( </span><span class="hl-reserved">new </span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">Subscriber</span><span class="hl-brackets">(</span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">obj</span><span class="hl-code">, </span><span class="hl-identifier">override</span><span class="hl-brackets">) )</span><span class="hl-code">;
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</span><span class="hl-brackets">}</span><span class="hl-code">,
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</span><span class="hl-comment">/**
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* Unsubscribes the caller from this event
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* @method unsubscribe
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* @param {Function} fn The function to execute
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* @param {Object} obj The custom object passed to subscribe (optional)
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* @return {boolean} True if the subscriber was found and detached.
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*/
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</span><span class="hl-identifier">unsubscribe</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">obj</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">var </span><span class="hl-identifier">found</span><span class="hl-code"> = </span><span class="hl-reserved">false</span><span class="hl-code">;
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</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-reserved">var </span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">, </span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribers</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">var </span><span class="hl-identifier">s</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribers</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">s</span><span class="hl-code"> && </span><span class="hl-identifier">s</span><span class="hl-code">.</span><span class="hl-identifier">contains</span><span class="hl-brackets">(</span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">obj</span><span class="hl-brackets">)) {
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</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_delete</span><span class="hl-brackets">(</span><span class="hl-identifier">i</span><span class="hl-brackets">)</span><span class="hl-code">;
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</span><span class="hl-identifier">found</span><span class="hl-code"> = </span><span class="hl-reserved">true</span><span class="hl-code">;
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</span><span class="hl-brackets">}
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}
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</span><span class="hl-reserved">return </span><span class="hl-identifier">found</span><span class="hl-code">;
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</span><span class="hl-brackets">}</span><span class="hl-code">,
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</span><span class="hl-comment">/**
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* Notifies the subscribers. The callback functions will be executed
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* from the scope specified when the event was created, and with the
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* following parameters:
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* <ul>
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* <li>The type of event</li>
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* <li>All of the arguments fire() was executed with as an array</li>
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* <li>The custom object (if any) that was passed into the subscribe()
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* method</li>
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* </ul>
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* @method fire
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* @param {Object*} arguments an arbitrary set of parameters to pass to
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* the handler.
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*/
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</span><span class="hl-identifier">fire</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
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</span><span class="hl-reserved">var </span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribers</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">;
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">len</span><span class="hl-code"> && </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">silent</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">return true</span><span class="hl-code">;
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</span><span class="hl-brackets">}
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</span><span class="hl-reserved">var </span><span class="hl-identifier">args</span><span class="hl-code">=</span><span class="hl-brackets">[]</span><span class="hl-code">, </span><span class="hl-identifier">ret</span><span class="hl-code">=</span><span class="hl-reserved">true</span><span class="hl-code">, </span><span class="hl-identifier">i</span><span class="hl-code">;
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</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">arguments</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
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</span><span class="hl-identifier">args</span><span class="hl-code">.</span><span class="hl-identifier">push</span><span class="hl-brackets">(</span><span class="hl-identifier">arguments</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">])</span><span class="hl-code">;
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</span><span class="hl-brackets">}
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</span><span class="hl-reserved">var </span><span class="hl-identifier">argslength</span><span class="hl-code"> = </span><span class="hl-identifier">args</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">;
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">silent</span><span class="hl-brackets">) {
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}
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</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">var </span><span class="hl-identifier">s</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribers</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">s</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">silent</span><span class="hl-brackets">) {
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}
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</span><span class="hl-reserved">var </span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">s</span><span class="hl-code">.</span><span class="hl-identifier">getScope</span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">scope</span><span class="hl-brackets">)</span><span class="hl-code">;
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">signature</span><span class="hl-code"> == </span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">CustomEvent</span><span class="hl-code">.</span><span class="hl-identifier">FLAT</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">var </span><span class="hl-identifier">param</span><span class="hl-code"> = </span><span class="hl-reserved">null</span><span class="hl-code">;
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">args</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code"> > </span><span class="hl-number">0</span><span class="hl-brackets">) {
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</span><span class="hl-identifier">param</span><span class="hl-code"> = </span><span class="hl-identifier">args</span><span class="hl-brackets">[</span><span class="hl-number">0</span><span class="hl-brackets">]</span><span class="hl-code">;
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</span><span class="hl-brackets">}
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</span><span class="hl-identifier">ret</span><span class="hl-code"> = </span><span class="hl-identifier">s</span><span class="hl-code">.</span><span class="hl-identifier">fn</span><span class="hl-code">.</span><span class="hl-identifier">call</span><span class="hl-brackets">(</span><span class="hl-identifier">scope</span><span class="hl-code">, </span><span class="hl-identifier">param</span><span class="hl-code">, </span><span class="hl-identifier">s</span><span class="hl-code">.</span><span class="hl-identifier">obj</span><span class="hl-brackets">)</span><span class="hl-code">;
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</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
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</span><span class="hl-identifier">ret</span><span class="hl-code"> = </span><span class="hl-identifier">s</span><span class="hl-code">.</span><span class="hl-identifier">fn</span><span class="hl-code">.</span><span class="hl-identifier">call</span><span class="hl-brackets">(</span><span class="hl-identifier">scope</span><span class="hl-code">, </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">type</span><span class="hl-code">, </span><span class="hl-identifier">args</span><span class="hl-code">, </span><span class="hl-identifier">s</span><span class="hl-code">.</span><span class="hl-identifier">obj</span><span class="hl-brackets">)</span><span class="hl-code">;
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</span><span class="hl-brackets">}
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">false</span><span class="hl-code"> === </span><span class="hl-identifier">ret</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">silent</span><span class="hl-brackets">) {
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}
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</span><span class="hl-comment">//break;
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</span><span class="hl-reserved">return false</span><span class="hl-code">;
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</span><span class="hl-brackets">}
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}
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}
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|
|
|
</span><span class="hl-reserved">return true</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Removes all listeners
|
|
* @method unsubscribeAll
|
|
*/
|
|
</span><span class="hl-identifier">unsubscribeAll</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-reserved">var </span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">, </span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribers</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_delete</span><span class="hl-brackets">(</span><span class="hl-identifier">len</span><span class="hl-code"> - </span><span class="hl-number">1</span><span class="hl-code"> - </span><span class="hl-identifier">i</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* @method _delete
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_delete</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">index</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">s</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribers</span><span class="hl-brackets">[</span><span class="hl-identifier">index</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">s</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">delete </span><span class="hl-identifier">s</span><span class="hl-code">.</span><span class="hl-identifier">fn</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">delete </span><span class="hl-identifier">s</span><span class="hl-code">.</span><span class="hl-identifier">obj</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-comment">// delete this.subscribers[index];
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">subscribers</span><span class="hl-code">.</span><span class="hl-identifier">splice</span><span class="hl-brackets">(</span><span class="hl-identifier">index</span><span class="hl-code">, </span><span class="hl-number">1</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* @method toString
|
|
*/
|
|
</span><span class="hl-identifier">toString</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
</span><span class="hl-reserved">return </span><span class="hl-quotes">"</span><span class="hl-string">CustomEvent: </span><span class="hl-quotes">"</span><span class="hl-code"> + </span><span class="hl-quotes">"</span><span class="hl-string">'</span><span class="hl-quotes">"</span><span class="hl-code"> + </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">type</span><span class="hl-code"> + </span><span class="hl-quotes">"</span><span class="hl-string">', </span><span class="hl-quotes">"</span><span class="hl-code"> +
|
|
</span><span class="hl-quotes">"</span><span class="hl-string">scope: </span><span class="hl-quotes">"</span><span class="hl-code"> + </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">scope</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-default">;
|
|
|
|
</span><span class="hl-comment">/////////////////////////////////////////////////////////////////////
|
|
|
|
/**
|
|
* Stores the subscriber information to be used when the event fires.
|
|
* @param {Function} fn The function to execute
|
|
* @param {Object} obj An object to be passed along when the event fires
|
|
* @param {boolean} override If true, the obj passed in becomes the execution
|
|
* scope of the listener
|
|
* @class Subscriber
|
|
* @constructor
|
|
*/
|
|
</span><span class="hl-identifier">YAHOO</span><span class="hl-default">.</span><span class="hl-identifier">util</span><span class="hl-default">.</span><span class="hl-identifier">Subscriber</span><span class="hl-default"> = </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">obj</span><span class="hl-code">, </span><span class="hl-identifier">override</span><span class="hl-brackets">) {
|
|
|
|
</span><span class="hl-comment">/**
|
|
* The callback that will be execute when the event fires
|
|
* @property fn
|
|
* @type function
|
|
*/
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">fn</span><span class="hl-code"> = </span><span class="hl-identifier">fn</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* An optional custom object that will passed to the callback when
|
|
* the event fires
|
|
* @property obj
|
|
* @type object
|
|
*/
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">obj</span><span class="hl-code"> = </span><span class="hl-identifier">obj</span><span class="hl-code"> || </span><span class="hl-reserved">null</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* The default execution scope for the event listener is defined when the
|
|
* event is created (usually the object which contains the event).
|
|
* By setting override to true, the execution scope becomes the custom
|
|
* object passed in by the subscriber. If override is an object, that
|
|
* object becomes the scope.
|
|
* @property override
|
|
* @type boolean|object
|
|
*/
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">override</span><span class="hl-code"> = </span><span class="hl-identifier">override</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-brackets">}</span><span class="hl-default">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns the execution scope for this listener. If override was set to true
|
|
* the custom obj will be the scope. If override is an object, that is the
|
|
* scope, otherwise the default scope will be used.
|
|
* @method getScope
|
|
* @param {Object} defaultScope the scope to use if this listener does not
|
|
* override it.
|
|
*/
|
|
</span><span class="hl-identifier">YAHOO</span><span class="hl-default">.</span><span class="hl-identifier">util</span><span class="hl-default">.</span><span class="hl-identifier">Subscriber</span><span class="hl-default">.</span><span class="hl-identifier">prototype</span><span class="hl-default">.</span><span class="hl-identifier">getScope</span><span class="hl-default"> = </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">defaultScope</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">override</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">override</span><span class="hl-code"> === </span><span class="hl-reserved">true</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return this</span><span class="hl-code">.</span><span class="hl-identifier">obj</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-reserved">return this</span><span class="hl-code">.</span><span class="hl-identifier">override</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">defaultScope</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-default">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns true if the fn and obj match this objects properties.
|
|
* Used by the unsubscribe method to match the right subscriber.
|
|
*
|
|
* @method contains
|
|
* @param {Function} fn the function to execute
|
|
* @param {Object} obj an object to be passed along when the event fires
|
|
* @return {boolean} true if the supplied arguments match this
|
|
* subscriber's signature.
|
|
*/
|
|
</span><span class="hl-identifier">YAHOO</span><span class="hl-default">.</span><span class="hl-identifier">util</span><span class="hl-default">.</span><span class="hl-identifier">Subscriber</span><span class="hl-default">.</span><span class="hl-identifier">prototype</span><span class="hl-default">.</span><span class="hl-identifier">contains</span><span class="hl-default"> = </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">obj</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">obj</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">fn</span><span class="hl-code"> == </span><span class="hl-identifier">fn</span><span class="hl-code"> && </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">obj</span><span class="hl-code"> == </span><span class="hl-identifier">obj</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-reserved">return </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">fn</span><span class="hl-code"> == </span><span class="hl-identifier">fn</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-default">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* @method toString
|
|
*/
|
|
</span><span class="hl-identifier">YAHOO</span><span class="hl-default">.</span><span class="hl-identifier">util</span><span class="hl-default">.</span><span class="hl-identifier">Subscriber</span><span class="hl-default">.</span><span class="hl-identifier">prototype</span><span class="hl-default">.</span><span class="hl-identifier">toString</span><span class="hl-default"> = </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
</span><span class="hl-reserved">return </span><span class="hl-quotes">"</span><span class="hl-string">Subscriber { obj: </span><span class="hl-quotes">"</span><span class="hl-code"> + </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">obj</span><span class="hl-code"> || </span><span class="hl-quotes">""</span><span class="hl-brackets">)</span><span class="hl-code"> +
|
|
</span><span class="hl-quotes">"</span><span class="hl-string">, override: </span><span class="hl-quotes">"</span><span class="hl-code"> + </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">override</span><span class="hl-code"> || </span><span class="hl-quotes">"</span><span class="hl-string">no</span><span class="hl-quotes">"</span><span class="hl-brackets">)</span><span class="hl-code"> + </span><span class="hl-quotes">"</span><span class="hl-string"> }</span><span class="hl-quotes">"</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-default">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* The Event Utility provides utilities for managing DOM Events and tools
|
|
* for building event systems
|
|
*
|
|
* @module event
|
|
* @title Event Utility
|
|
* @namespace YAHOO.util
|
|
* @requires yahoo
|
|
*/
|
|
|
|
// The first instance of Event will win if it is loaded more than once.
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">Event</span><span class="hl-brackets">) {
|
|
|
|
</span><span class="hl-comment">/**
|
|
* The event utility provides functions to add and remove event listeners,
|
|
* event cleansing. It also tries to automatically remove listeners it
|
|
* registers during the unload event.
|
|
*
|
|
* @class Event
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">Event</span><span class="hl-code"> = </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
|
|
</span><span class="hl-comment">/**
|
|
* True after the onload event has fired
|
|
* @property loadComplete
|
|
* @type boolean
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">loadComplete</span><span class="hl-code"> = </span><span class="hl-reserved">false</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Cache of wrapped listeners
|
|
* @property listeners
|
|
* @type array
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">listeners</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* User-defined unload function that will be fired before all events
|
|
* are detached
|
|
* @property unloadListeners
|
|
* @type array
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">unloadListeners</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Cache of DOM0 event handlers to work around issues with DOM2 events
|
|
* in Safari
|
|
* @property legacyEvents
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">legacyEvents</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Listener stack for DOM0 events
|
|
* @property legacyHandlers
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">legacyHandlers</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* The number of times to poll after window.onload. This number is
|
|
* increased if additional late-bound handlers are requested after
|
|
* the page load.
|
|
* @property retryCount
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">retryCount</span><span class="hl-code"> = </span><span class="hl-number">0</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* onAvailable listeners
|
|
* @property onAvailStack
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">onAvailStack</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Lookup table for legacy events
|
|
* @property legacyMap
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">legacyMap</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Counter for auto id generation
|
|
* @property counter
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">counter</span><span class="hl-code"> = </span><span class="hl-number">0</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">return </span><span class="hl-brackets">{ </span><span class="hl-comment">// PREPROCESS
|
|
|
|
/**
|
|
* The number of times we should look for elements that are not
|
|
* in the DOM at the time the event is requested after the document
|
|
* has been loaded. The default is </span><span class="hl-url">200@amp</span><span class="hl-comment">;50 ms, so it will poll
|
|
* for 10 seconds or until all outstanding handlers are bound
|
|
* (whichever comes first).
|
|
* @property POLL_RETRYS
|
|
* @type int
|
|
* @static
|
|
* @final
|
|
*/
|
|
</span><span class="hl-identifier">POLL_RETRYS</span><span class="hl-code">: </span><span class="hl-number">200</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* The poll interval in milliseconds
|
|
* @property POLL_INTERVAL
|
|
* @type int
|
|
* @static
|
|
* @final
|
|
*/
|
|
</span><span class="hl-identifier">POLL_INTERVAL</span><span class="hl-code">: </span><span class="hl-number">20</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Element to bind, int constant
|
|
* @property EL
|
|
* @type int
|
|
* @static
|
|
* @final
|
|
*/
|
|
</span><span class="hl-identifier">EL</span><span class="hl-code">: </span><span class="hl-number">0</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Type of event, int constant
|
|
* @property TYPE
|
|
* @type int
|
|
* @static
|
|
* @final
|
|
*/
|
|
</span><span class="hl-identifier">TYPE</span><span class="hl-code">: </span><span class="hl-number">1</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Function to execute, int constant
|
|
* @property FN
|
|
* @type int
|
|
* @static
|
|
* @final
|
|
*/
|
|
</span><span class="hl-identifier">FN</span><span class="hl-code">: </span><span class="hl-number">2</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Function wrapped for scope correction and cleanup, int constant
|
|
* @property WFN
|
|
* @type int
|
|
* @static
|
|
* @final
|
|
*/
|
|
</span><span class="hl-identifier">WFN</span><span class="hl-code">: </span><span class="hl-number">3</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Object passed in by the user that will be returned as a
|
|
* parameter to the callback, int constant
|
|
* @property OBJ
|
|
* @type int
|
|
* @static
|
|
* @final
|
|
*/
|
|
</span><span class="hl-identifier">OBJ</span><span class="hl-code">: </span><span class="hl-number">3</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Adjusted scope, either the element we are registering the event
|
|
* on or the custom object passed in by the listener, int constant
|
|
* @property ADJ_SCOPE
|
|
* @type int
|
|
* @static
|
|
* @final
|
|
*/
|
|
</span><span class="hl-identifier">ADJ_SCOPE</span><span class="hl-code">: </span><span class="hl-number">4</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Safari detection is necessary to work around the preventDefault
|
|
* bug that makes it so you can't cancel a href click from the
|
|
* handler. There is not a capabilities check we can use here.
|
|
* @property isSafari
|
|
* @private
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">isSafari</span><span class="hl-code">: </span><span class="hl-brackets">(</span><span class="hl-quotes">/</span><span class="hl-string">Safari|Konqueror|KHTML</span><span class="hl-quotes">/gi</span><span class="hl-brackets">)</span><span class="hl-code">.</span><span class="hl-identifier">test</span><span class="hl-brackets">(</span><span class="hl-builtin">navigator</span><span class="hl-code">.</span><span class="hl-identifier">userAgent</span><span class="hl-brackets">)</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* IE detection needed to properly calculate pageX and pageY.
|
|
* capabilities checking didn't seem to work because another
|
|
* browser that does not provide the properties have the values
|
|
* calculated in a different manner than IE.
|
|
* @property isIE
|
|
* @private
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">isIE</span><span class="hl-code">: </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">isSafari</span><span class="hl-code"> && !</span><span class="hl-builtin">navigator</span><span class="hl-code">.</span><span class="hl-identifier">userAgent</span><span class="hl-code">.</span><span class="hl-identifier">match</span><span class="hl-brackets">(</span><span class="hl-quotes">/</span><span class="hl-string">opera</span><span class="hl-quotes">/gi</span><span class="hl-brackets">)</span><span class="hl-code"> &&
|
|
</span><span class="hl-builtin">navigator</span><span class="hl-code">.</span><span class="hl-identifier">userAgent</span><span class="hl-code">.</span><span class="hl-identifier">match</span><span class="hl-brackets">(</span><span class="hl-quotes">/</span><span class="hl-string">msie</span><span class="hl-quotes">/gi</span><span class="hl-brackets">))</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* poll handle
|
|
* @property _interval
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_interval</span><span class="hl-code">: </span><span class="hl-reserved">null</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* @method startInterval
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">startInterval</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_interval</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">self</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">callback</span><span class="hl-code"> = </span><span class="hl-reserved">function</span><span class="hl-brackets">() { </span><span class="hl-identifier">self</span><span class="hl-code">.</span><span class="hl-identifier">_tryPreloadAttach</span><span class="hl-brackets">()</span><span class="hl-code">; </span><span class="hl-brackets">}</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_interval</span><span class="hl-code"> = </span><span class="hl-identifier">setInterval</span><span class="hl-brackets">(</span><span class="hl-identifier">callback</span><span class="hl-code">, </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">POLL_INTERVAL</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-comment">// this.timeout = setTimeout(callback, i);
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Executes the supplied callback when the item with the supplied
|
|
* id is found. This is meant to be used to execute behavior as
|
|
* soon as possible as the page loads. If you use this after the
|
|
* initial page load it will poll for a fixed time for the element.
|
|
* The number of times it will poll and the frequency are
|
|
* configurable. By default it will poll for 10 seconds.
|
|
*
|
|
* @method onAvailable
|
|
*
|
|
* @param {string} p_id the id of the element to look for.
|
|
* @param {function} p_fn what to execute when the element is found.
|
|
* @param {object} p_obj an optional object to be passed back as
|
|
* a parameter to p_fn.
|
|
* @param {boolean} p_override If set to true, p_fn will execute
|
|
* in the scope of p_obj
|
|
*
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">onAvailable</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">p_id</span><span class="hl-code">, </span><span class="hl-identifier">p_fn</span><span class="hl-code">, </span><span class="hl-identifier">p_obj</span><span class="hl-code">, </span><span class="hl-identifier">p_override</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">onAvailStack</span><span class="hl-code">.</span><span class="hl-identifier">push</span><span class="hl-brackets">( { </span><span class="hl-identifier">id</span><span class="hl-code">: </span><span class="hl-identifier">p_id</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">fn</span><span class="hl-code">: </span><span class="hl-identifier">p_fn</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">obj</span><span class="hl-code">: </span><span class="hl-identifier">p_obj</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">override</span><span class="hl-code">: </span><span class="hl-identifier">p_override</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">checkReady</span><span class="hl-code">: </span><span class="hl-reserved">false </span><span class="hl-brackets">} )</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-identifier">retryCount</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">POLL_RETRYS</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">startInterval</span><span class="hl-brackets">()</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Works the same way as onAvailable, but additionally checks the
|
|
* state of sibling elements to determine if the content of the
|
|
* available element is safe to modify.
|
|
*
|
|
* @method onContentReady
|
|
*
|
|
* @param {string} p_id the id of the element to look for.
|
|
* @param {function} p_fn what to execute when the element is ready.
|
|
* @param {object} p_obj an optional object to be passed back as
|
|
* a parameter to p_fn.
|
|
* @param {boolean} p_override If set to true, p_fn will execute
|
|
* in the scope of p_obj
|
|
*
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">onContentReady</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">p_id</span><span class="hl-code">, </span><span class="hl-identifier">p_fn</span><span class="hl-code">, </span><span class="hl-identifier">p_obj</span><span class="hl-code">, </span><span class="hl-identifier">p_override</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">onAvailStack</span><span class="hl-code">.</span><span class="hl-identifier">push</span><span class="hl-brackets">( { </span><span class="hl-identifier">id</span><span class="hl-code">: </span><span class="hl-identifier">p_id</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">fn</span><span class="hl-code">: </span><span class="hl-identifier">p_fn</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">obj</span><span class="hl-code">: </span><span class="hl-identifier">p_obj</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">override</span><span class="hl-code">: </span><span class="hl-identifier">p_override</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">checkReady</span><span class="hl-code">: </span><span class="hl-reserved">true </span><span class="hl-brackets">} )</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-identifier">retryCount</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">POLL_RETRYS</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">startInterval</span><span class="hl-brackets">()</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Appends an event handler
|
|
*
|
|
* @method addListener
|
|
*
|
|
* @param {Object} el The html element to assign the
|
|
* event to
|
|
* @param {String} sType The type of event to append
|
|
* @param {Function} fn The method the event invokes
|
|
* @param {Object} obj An arbitrary object that will be
|
|
* passed as a parameter to the handler
|
|
* @param {boolean} override If true, the obj passed in becomes
|
|
* the execution scope of the listener
|
|
* @return {boolean} True if the action was successful or defered,
|
|
* false if one or more of the elements
|
|
* could not have the event bound to it.
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">addListener</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">obj</span><span class="hl-code">, </span><span class="hl-identifier">override</span><span class="hl-brackets">) {
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">fn</span><span class="hl-code"> || !</span><span class="hl-identifier">fn</span><span class="hl-code">.</span><span class="hl-identifier">call</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return false</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-comment">// The el argument can be an array of elements or element ids.
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">( </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_isValidCollection</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-brackets">)) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">ok</span><span class="hl-code"> = </span><span class="hl-reserved">true</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-reserved">var </span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">,</span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">ok</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">on</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">sType</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">fn</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">obj</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">override</span><span class="hl-brackets">)</span><span class="hl-code"> && </span><span class="hl-identifier">ok</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">ok</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else if </span><span class="hl-brackets">(</span><span class="hl-reserved">typeof </span><span class="hl-identifier">el</span><span class="hl-code"> == </span><span class="hl-quotes">"</span><span class="hl-string">string</span><span class="hl-quotes">"</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">oEl</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">getEl</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-comment">// If the el argument is a string, we assume it is
|
|
// actually the id of the element. If the page is loaded
|
|
// we convert el to the actual element, otherwise we
|
|
// defer attaching the event until onload event fires
|
|
|
|
// check to see if we need to delay hooking up the event
|
|
// until after the page loads.
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">oEl</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">el</span><span class="hl-code"> = </span><span class="hl-identifier">oEl</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-comment">// defer adding the event until the element is available
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">onAvailable</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
</span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">Event</span><span class="hl-code">.</span><span class="hl-identifier">on</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">obj</span><span class="hl-code">, </span><span class="hl-identifier">override</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">})</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">return true</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-comment">// Element should be an html element or an array if we get
|
|
// here.
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">el</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return false</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-comment">// we need to make sure we fire registered unload events
|
|
// prior to automatically unhooking them. So we hang on to
|
|
// these instead of attaching them to the window and fire the
|
|
// handles explicitly during our one unload event.
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-quotes">"</span><span class="hl-string">unload</span><span class="hl-quotes">"</span><span class="hl-code"> == </span><span class="hl-identifier">sType</span><span class="hl-code"> && </span><span class="hl-identifier">obj</span><span class="hl-code"> !== </span><span class="hl-reserved">this</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">unloadListeners</span><span class="hl-brackets">[</span><span class="hl-identifier">unloadListeners</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-brackets">]</span><span class="hl-code"> =
|
|
</span><span class="hl-brackets">[</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">obj</span><span class="hl-code">, </span><span class="hl-identifier">override</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">return true</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-comment">// if the user chooses to override the scope, we use the custom
|
|
// object passed in, otherwise the executing scope will be the
|
|
// HTML element that the event is registered on
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">el</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">override</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">override</span><span class="hl-code"> === </span><span class="hl-reserved">true</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">obj</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">override</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-comment">// wrap the function so we can return the obj object when
|
|
// the event fires;
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">wrappedFn</span><span class="hl-code"> = </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">e</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">fn</span><span class="hl-code">.</span><span class="hl-identifier">call</span><span class="hl-brackets">(</span><span class="hl-identifier">scope</span><span class="hl-code">, </span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">Event</span><span class="hl-code">.</span><span class="hl-identifier">getEvent</span><span class="hl-brackets">(</span><span class="hl-identifier">e</span><span class="hl-brackets">)</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">obj</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">li</span><span class="hl-code"> = </span><span class="hl-brackets">[</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">wrappedFn</span><span class="hl-code">, </span><span class="hl-identifier">scope</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">index</span><span class="hl-code"> = </span><span class="hl-identifier">listeners</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">;
|
|
</span><span class="hl-comment">// cache the listener so we can try to automatically unload
|
|
</span><span class="hl-identifier">listeners</span><span class="hl-brackets">[</span><span class="hl-identifier">index</span><span class="hl-brackets">]</span><span class="hl-code"> = </span><span class="hl-identifier">li</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">useLegacyEvent</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-brackets">)) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">legacyIndex</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">getLegacyIndex</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">// Add a new dom0 wrapper if one is not detected for this
|
|
// element
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">( </span><span class="hl-identifier">legacyIndex</span><span class="hl-code"> == -</span><span class="hl-number">1</span><span class="hl-code"> ||
|
|
</span><span class="hl-identifier">el</span><span class="hl-code"> != </span><span class="hl-identifier">legacyEvents</span><span class="hl-brackets">[</span><span class="hl-identifier">legacyIndex</span><span class="hl-brackets">][</span><span class="hl-number">0</span><span class="hl-brackets">] ) {
|
|
|
|
</span><span class="hl-identifier">legacyIndex</span><span class="hl-code"> = </span><span class="hl-identifier">legacyEvents</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">;
|
|
</span><span class="hl-identifier">legacyMap</span><span class="hl-brackets">[</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">id</span><span class="hl-code"> + </span><span class="hl-identifier">sType</span><span class="hl-brackets">]</span><span class="hl-code"> = </span><span class="hl-identifier">legacyIndex</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">// cache the signature for the DOM0 event, and
|
|
// include the existing handler for the event, if any
|
|
</span><span class="hl-identifier">legacyEvents</span><span class="hl-brackets">[</span><span class="hl-identifier">legacyIndex</span><span class="hl-brackets">]</span><span class="hl-code"> =
|
|
</span><span class="hl-brackets">[</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">el</span><span class="hl-brackets">[</span><span class="hl-quotes">"</span><span class="hl-string">on</span><span class="hl-quotes">"</span><span class="hl-code"> + </span><span class="hl-identifier">sType</span><span class="hl-brackets">]]</span><span class="hl-code">;
|
|
</span><span class="hl-identifier">legacyHandlers</span><span class="hl-brackets">[</span><span class="hl-identifier">legacyIndex</span><span class="hl-brackets">]</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-identifier">el</span><span class="hl-brackets">[</span><span class="hl-quotes">"</span><span class="hl-string">on</span><span class="hl-quotes">"</span><span class="hl-code"> + </span><span class="hl-identifier">sType</span><span class="hl-brackets">]</span><span class="hl-code"> =
|
|
</span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">e</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">Event</span><span class="hl-code">.</span><span class="hl-identifier">fireLegacyEvent</span><span class="hl-brackets">(
|
|
</span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">Event</span><span class="hl-code">.</span><span class="hl-identifier">getEvent</span><span class="hl-brackets">(</span><span class="hl-identifier">e</span><span class="hl-brackets">)</span><span class="hl-code">, </span><span class="hl-identifier">legacyIndex</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-comment">// add a reference to the wrapped listener to our custom
|
|
// stack of events
|
|
//legacyHandlers[legacyIndex].push(index);
|
|
</span><span class="hl-identifier">legacyHandlers</span><span class="hl-brackets">[</span><span class="hl-identifier">legacyIndex</span><span class="hl-brackets">]</span><span class="hl-code">.</span><span class="hl-identifier">push</span><span class="hl-brackets">(</span><span class="hl-identifier">li</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_simpleAdd</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">wrappedFn</span><span class="hl-code">, </span><span class="hl-reserved">false</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-reserved">return true</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* When using legacy events, the handler is routed to this object
|
|
* so we can fire our custom listener stack.
|
|
* @method fireLegacyEvent
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">fireLegacyEvent</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">e</span><span class="hl-code">, </span><span class="hl-identifier">legacyIndex</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">ok</span><span class="hl-code"> = </span><span class="hl-reserved">true</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">le</span><span class="hl-code"> = </span><span class="hl-identifier">legacyHandlers</span><span class="hl-brackets">[</span><span class="hl-identifier">legacyIndex</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-reserved">var </span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">,</span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">le</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">li</span><span class="hl-code"> = </span><span class="hl-identifier">le</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">( </span><span class="hl-identifier">li</span><span class="hl-code"> && </span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">WFN</span><span class="hl-brackets">] ) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">ADJ_SCOPE</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">ret</span><span class="hl-code"> = </span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">WFN</span><span class="hl-brackets">]</span><span class="hl-code">.</span><span class="hl-identifier">call</span><span class="hl-brackets">(</span><span class="hl-identifier">scope</span><span class="hl-code">, </span><span class="hl-identifier">e</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-identifier">ok</span><span class="hl-code"> = </span><span class="hl-brackets">(</span><span class="hl-identifier">ok</span><span class="hl-code"> && </span><span class="hl-identifier">ret</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">ok</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns the legacy event index that matches the supplied
|
|
* signature
|
|
* @method getLegacyIndex
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">getLegacyIndex</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">key</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">generateId</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-brackets">)</span><span class="hl-code"> + </span><span class="hl-identifier">sType</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">typeof </span><span class="hl-identifier">legacyMap</span><span class="hl-brackets">[</span><span class="hl-identifier">key</span><span class="hl-brackets">]</span><span class="hl-code"> == </span><span class="hl-quotes">"</span><span class="hl-string">undefined</span><span class="hl-quotes">"</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return</span><span class="hl-code"> -</span><span class="hl-number">1</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">legacyMap</span><span class="hl-brackets">[</span><span class="hl-identifier">key</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Logic that determines when we should automatically use legacy
|
|
* events instead of DOM2 events.
|
|
* @method useLegacyEvent
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">useLegacyEvent</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">addEventListener</span><span class="hl-code"> && !</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">attachEvent</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return true</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else if </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">isSafari</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-quotes">"</span><span class="hl-string">click</span><span class="hl-quotes">"</span><span class="hl-code"> == </span><span class="hl-identifier">sType</span><span class="hl-code"> || </span><span class="hl-quotes">"</span><span class="hl-string">dblclick</span><span class="hl-quotes">"</span><span class="hl-code"> == </span><span class="hl-identifier">sType</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return true</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
</span><span class="hl-reserved">return false</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Removes an event handler
|
|
*
|
|
* @method removeListener
|
|
*
|
|
* @param {Object} el the html element or the id of the element to
|
|
* assign the event to.
|
|
* @param {String} sType the type of event to remove.
|
|
* @param {Function} fn the method the event invokes. If fn is
|
|
* undefined, then all event handlers for the type of event are
|
|
* removed.
|
|
* @return {boolean} true if the unbind was successful, false
|
|
* otherwise.
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">removeListener</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">i</span><span class="hl-code">, </span><span class="hl-identifier">len</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">// The el argument can be a string
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">typeof </span><span class="hl-identifier">el</span><span class="hl-code"> == </span><span class="hl-quotes">"</span><span class="hl-string">string</span><span class="hl-quotes">"</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">el</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">getEl</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-comment">// The el argument can be an array of elements or element ids.
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else if </span><span class="hl-brackets">( </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_isValidCollection</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-brackets">)) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">ok</span><span class="hl-code"> = </span><span class="hl-reserved">true</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">,</span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">ok</span><span class="hl-code"> = </span><span class="hl-brackets">( </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">removeListener</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-brackets">)</span><span class="hl-code"> && </span><span class="hl-identifier">ok </span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">ok</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">fn</span><span class="hl-code"> || !</span><span class="hl-identifier">fn</span><span class="hl-code">.</span><span class="hl-identifier">call</span><span class="hl-brackets">) {
|
|
</span><span class="hl-comment">//return false;
|
|
</span><span class="hl-reserved">return this</span><span class="hl-code">.</span><span class="hl-identifier">purgeElement</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-reserved">false</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-quotes">"</span><span class="hl-string">unload</span><span class="hl-quotes">"</span><span class="hl-code"> == </span><span class="hl-identifier">sType</span><span class="hl-brackets">) {
|
|
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">, </span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">unloadListeners</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code">++</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">li</span><span class="hl-code"> = </span><span class="hl-identifier">unloadListeners</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">li</span><span class="hl-code"> &&
|
|
</span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-number">0</span><span class="hl-brackets">]</span><span class="hl-code"> == </span><span class="hl-identifier">el</span><span class="hl-code"> &&
|
|
</span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-number">1</span><span class="hl-brackets">]</span><span class="hl-code"> == </span><span class="hl-identifier">sType</span><span class="hl-code"> &&
|
|
</span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-number">2</span><span class="hl-brackets">]</span><span class="hl-code"> == </span><span class="hl-identifier">fn</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">unloadListeners</span><span class="hl-code">.</span><span class="hl-identifier">splice</span><span class="hl-brackets">(</span><span class="hl-identifier">i</span><span class="hl-code">, </span><span class="hl-number">1</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">return true</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-reserved">return false</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">cacheItem</span><span class="hl-code"> = </span><span class="hl-reserved">null</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">// The index is a hidden parameter; needed to remove it from
|
|
// the method signature because it was tempting users to
|
|
// try and take advantage of it, which is not possible.
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">index</span><span class="hl-code"> = </span><span class="hl-identifier">arguments</span><span class="hl-brackets">[</span><span class="hl-number">3</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-quotes">"</span><span class="hl-string">undefined</span><span class="hl-quotes">"</span><span class="hl-code"> == </span><span class="hl-reserved">typeof </span><span class="hl-identifier">index</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">index</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_getCacheIndex</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">index</span><span class="hl-code"> >= </span><span class="hl-number">0</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">cacheItem</span><span class="hl-code"> = </span><span class="hl-identifier">listeners</span><span class="hl-brackets">[</span><span class="hl-identifier">index</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">el</span><span class="hl-code"> || !</span><span class="hl-identifier">cacheItem</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return false</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">useLegacyEvent</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-brackets">)) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">legacyIndex</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">getLegacyIndex</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">llist</span><span class="hl-code"> = </span><span class="hl-identifier">legacyHandlers</span><span class="hl-brackets">[</span><span class="hl-identifier">legacyIndex</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">llist</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">, </span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">llist</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">li</span><span class="hl-code"> = </span><span class="hl-identifier">llist</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">li</span><span class="hl-code"> &&
|
|
</span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">EL</span><span class="hl-brackets">]</span><span class="hl-code"> == </span><span class="hl-identifier">el</span><span class="hl-code"> &&
|
|
</span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">TYPE</span><span class="hl-brackets">]</span><span class="hl-code"> == </span><span class="hl-identifier">sType</span><span class="hl-code"> &&
|
|
</span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">FN</span><span class="hl-brackets">]</span><span class="hl-code"> == </span><span class="hl-identifier">fn</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">llist</span><span class="hl-code">.</span><span class="hl-identifier">splice</span><span class="hl-brackets">(</span><span class="hl-identifier">i</span><span class="hl-code">, </span><span class="hl-number">1</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">break</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
}
|
|
|
|
} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_simpleRemove</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">cacheItem</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">WFN</span><span class="hl-brackets">]</span><span class="hl-code">, </span><span class="hl-reserved">false</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-comment">// removed the wrapped handler
|
|
</span><span class="hl-reserved">delete </span><span class="hl-identifier">listeners</span><span class="hl-brackets">[</span><span class="hl-identifier">index</span><span class="hl-brackets">][</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">WFN</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">delete </span><span class="hl-identifier">listeners</span><span class="hl-brackets">[</span><span class="hl-identifier">index</span><span class="hl-brackets">][</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">FN</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-identifier">listeners</span><span class="hl-code">.</span><span class="hl-identifier">splice</span><span class="hl-brackets">(</span><span class="hl-identifier">index</span><span class="hl-code">, </span><span class="hl-number">1</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">return true</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns the event's target element
|
|
* @method getTarget
|
|
* @param {Event} ev the event
|
|
* @param {boolean} resolveTextNode when set to true the target's
|
|
* parent will be returned if the target is a
|
|
* text node. @deprecated, the text node is
|
|
* now resolved automatically
|
|
* @return {HTMLElement} the event's target
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">getTarget</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-code">, </span><span class="hl-identifier">resolveTextNode</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">t</span><span class="hl-code"> = </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">target</span><span class="hl-code"> || </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">srcElement</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">return this</span><span class="hl-code">.</span><span class="hl-identifier">resolveTextNode</span><span class="hl-brackets">(</span><span class="hl-identifier">t</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* In some cases, some browsers will return a text node inside
|
|
* the actual element that was targeted. This normalizes the
|
|
* return value for getTarget and getRelatedTarget.
|
|
* @method resolveTextNode
|
|
* @param {HTMLElement} node node to resolve
|
|
* @return {HTMLElement} the normized node
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">resolveTextNode</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">node</span><span class="hl-brackets">) {
|
|
</span><span class="hl-comment">// if (node && node.nodeName &&
|
|
// "#TEXT" == node.nodeName.toUpperCase()) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">node</span><span class="hl-code"> && </span><span class="hl-number">3</span><span class="hl-code"> == </span><span class="hl-identifier">node</span><span class="hl-code">.</span><span class="hl-identifier">nodeType</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">node</span><span class="hl-code">.</span><span class="hl-identifier">parentNode</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">node</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns the event's pageX
|
|
* @method getPageX
|
|
* @param {Event} ev the event
|
|
* @return {int} the event's pageX
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">getPageX</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">x</span><span class="hl-code"> = </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">pageX</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">x</span><span class="hl-code"> && </span><span class="hl-number">0</span><span class="hl-code"> !== </span><span class="hl-identifier">x</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">x</span><span class="hl-code"> = </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">clientX</span><span class="hl-code"> || </span><span class="hl-number">0</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">( </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">isIE </span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">x</span><span class="hl-code"> += </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_getScrollLeft</span><span class="hl-brackets">()</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">x</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns the event's pageY
|
|
* @method getPageY
|
|
* @param {Event} ev the event
|
|
* @return {int} the event's pageY
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">getPageY</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">y</span><span class="hl-code"> = </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">pageY</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">y</span><span class="hl-code"> && </span><span class="hl-number">0</span><span class="hl-code"> !== </span><span class="hl-identifier">y</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">y</span><span class="hl-code"> = </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">clientY</span><span class="hl-code"> || </span><span class="hl-number">0</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">( </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">isIE </span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">y</span><span class="hl-code"> += </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_getScrollTop</span><span class="hl-brackets">()</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">y</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns the pageX and pageY properties as an indexed array.
|
|
* @method getXY
|
|
* @type int[]
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">getXY</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return </span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">getPageX</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">)</span><span class="hl-code">, </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">getPageY</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">)]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns the event's related target
|
|
* @method getRelatedTarget
|
|
* @param {Event} ev the event
|
|
* @return {HTMLElement} the event's relatedTarget
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">getRelatedTarget</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">t</span><span class="hl-code"> = </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">relatedTarget</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">t</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">type</span><span class="hl-code"> == </span><span class="hl-quotes">"</span><span class="hl-string">mouseout</span><span class="hl-quotes">"</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">t</span><span class="hl-code"> = </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">toElement</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else if </span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">type</span><span class="hl-code"> == </span><span class="hl-quotes">"</span><span class="hl-string">mouseover</span><span class="hl-quotes">"</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">t</span><span class="hl-code"> = </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">fromElement</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-reserved">return this</span><span class="hl-code">.</span><span class="hl-identifier">resolveTextNode</span><span class="hl-brackets">(</span><span class="hl-identifier">t</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns the time of the event. If the time is not included, the
|
|
* event is modified using the current time.
|
|
* @method getTime
|
|
* @param {Event} ev the event
|
|
* @return {Date} the time of the event
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">getTime</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">time</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">t</span><span class="hl-code"> = </span><span class="hl-reserved">new </span><span class="hl-builtin">Date</span><span class="hl-brackets">()</span><span class="hl-code">.</span><span class="hl-identifier">getTime</span><span class="hl-brackets">()</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">try </span><span class="hl-brackets">{
|
|
</span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">time</span><span class="hl-code"> = </span><span class="hl-identifier">t</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">catch</span><span class="hl-brackets">(</span><span class="hl-identifier">e</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">t</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">time</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Convenience method for stopPropagation + preventDefault
|
|
* @method stopEvent
|
|
* @param {Event} ev the event
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">stopEvent</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">stopPropagation</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">preventDefault</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Stops event propagation
|
|
* @method stopPropagation
|
|
* @param {Event} ev the event
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">stopPropagation</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">stopPropagation</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">stopPropagation</span><span class="hl-brackets">()</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">cancelBubble</span><span class="hl-code"> = </span><span class="hl-reserved">true</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Prevents the default behavior of the event
|
|
* @method preventDefault
|
|
* @param {Event} ev the event
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">preventDefault</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">preventDefault</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">preventDefault</span><span class="hl-brackets">()</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">returnValue</span><span class="hl-code"> = </span><span class="hl-reserved">false</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Finds the event in the window object, the caller's arguments, or
|
|
* in the arguments of another method in the callstack. This is
|
|
* executed automatically for events registered through the event
|
|
* manager, so the implementer should not normally need to execute
|
|
* this function at all.
|
|
* @method getEvent
|
|
* @param {Event} e the event parameter from the handler
|
|
* @return {Event} the event
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">getEvent</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">e</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">ev</span><span class="hl-code"> = </span><span class="hl-identifier">e</span><span class="hl-code"> || </span><span class="hl-builtin">window</span><span class="hl-code">.</span><span class="hl-identifier">event</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">ev</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">c</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">getEvent</span><span class="hl-code">.</span><span class="hl-identifier">caller</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">while </span><span class="hl-brackets">(</span><span class="hl-identifier">c</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">ev</span><span class="hl-code"> = </span><span class="hl-identifier">c</span><span class="hl-code">.</span><span class="hl-identifier">arguments</span><span class="hl-brackets">[</span><span class="hl-number">0</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-code"> && </span><span class="hl-identifier">Event</span><span class="hl-code"> == </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">constructor</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">break</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
</span><span class="hl-identifier">c</span><span class="hl-code"> = </span><span class="hl-identifier">c</span><span class="hl-code">.</span><span class="hl-identifier">caller</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">ev</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns the charcode for an event
|
|
* @method getCharCode
|
|
* @param {Event} ev the event
|
|
* @return {int} the event's charCode
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">getCharCode</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">ev</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">charCode</span><span class="hl-code"> || </span><span class="hl-identifier">ev</span><span class="hl-code">.</span><span class="hl-identifier">keyCode</span><span class="hl-code"> || </span><span class="hl-number">0</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Locating the saved event handler data by function ref
|
|
*
|
|
* @method _getCacheIndex
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_getCacheIndex</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-reserved">var </span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">,</span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">listeners</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">li</span><span class="hl-code"> = </span><span class="hl-identifier">listeners</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">( </span><span class="hl-identifier">li</span><span class="hl-code"> &&
|
|
</span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">FN</span><span class="hl-brackets">]</span><span class="hl-code"> == </span><span class="hl-identifier">fn</span><span class="hl-code"> &&
|
|
</span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">EL</span><span class="hl-brackets">]</span><span class="hl-code"> == </span><span class="hl-identifier">el</span><span class="hl-code"> &&
|
|
</span><span class="hl-identifier">li</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">TYPE</span><span class="hl-brackets">]</span><span class="hl-code"> == </span><span class="hl-identifier">sType </span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">i</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-reserved">return</span><span class="hl-code"> -</span><span class="hl-number">1</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Generates an unique ID for the element if it does not already
|
|
* have one.
|
|
* @method generateId
|
|
* @param el the element to create the id for
|
|
* @return {string} the resulting id of the element
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">generateId</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">id</span><span class="hl-code"> = </span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">id</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">id</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">id</span><span class="hl-code"> = </span><span class="hl-quotes">"</span><span class="hl-string">yuievtautoid-</span><span class="hl-quotes">"</span><span class="hl-code"> + </span><span class="hl-identifier">counter</span><span class="hl-code">;
|
|
++</span><span class="hl-identifier">counter</span><span class="hl-code">;
|
|
</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">id</span><span class="hl-code"> = </span><span class="hl-identifier">id</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">id</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* We want to be able to use getElementsByTagName as a collection
|
|
* to attach a group of events to. Unfortunately, different
|
|
* browsers return different types of collections. This function
|
|
* tests to determine if the object is array-like. It will also
|
|
* fail if the object is an array, but is empty.
|
|
* @method _isValidCollection
|
|
* @param o the object to test
|
|
* @return {boolean} true if the object is array-like and populated
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_isValidCollection</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">o</span><span class="hl-brackets">) {
|
|
</span><span class="hl-comment">// this.logger.debug(o.constructor.toString())
|
|
// this.logger.debug(typeof o)
|
|
|
|
</span><span class="hl-reserved">return </span><span class="hl-brackets">( </span><span class="hl-identifier">o</span><span class="hl-code"> && </span><span class="hl-comment">// o is something
|
|
</span><span class="hl-identifier">o</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code"> && </span><span class="hl-comment">// o is indexed
|
|
</span><span class="hl-reserved">typeof </span><span class="hl-identifier">o</span><span class="hl-code"> != </span><span class="hl-quotes">"</span><span class="hl-string">string</span><span class="hl-quotes">"</span><span class="hl-code"> && </span><span class="hl-comment">// o is not a string
|
|
</span><span class="hl-code">
|
|
!</span><span class="hl-identifier">o</span><span class="hl-code">.</span><span class="hl-identifier">tagName</span><span class="hl-code"> && </span><span class="hl-comment">// o is not an HTML element
|
|
</span><span class="hl-code">
|
|
!</span><span class="hl-identifier">o</span><span class="hl-code">.</span><span class="hl-identifier">alert</span><span class="hl-code"> && </span><span class="hl-comment">// o is not a window
|
|
</span><span class="hl-reserved">typeof </span><span class="hl-identifier">o</span><span class="hl-brackets">[</span><span class="hl-number">0</span><span class="hl-brackets">]</span><span class="hl-code"> != </span><span class="hl-quotes">"</span><span class="hl-string">undefined</span><span class="hl-quotes">" </span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* @private
|
|
* @property elCache
|
|
* DOM element cache
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">elCache</span><span class="hl-code">: </span><span class="hl-brackets">{}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* We cache elements bound by id because when the unload event
|
|
* fires, we can no longer use document.getElementById
|
|
* @method getEl
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">getEl</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">id</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return </span><span class="hl-builtin">document</span><span class="hl-code">.</span><span class="hl-identifier">getElementById</span><span class="hl-brackets">(</span><span class="hl-identifier">id</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Clears the element cache
|
|
* @deprecated Elements are not cached any longer
|
|
* @method clearCache
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">clearCache</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">() { }</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* hook up any deferred listeners
|
|
* @method _load
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_load</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">e</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">loadComplete</span><span class="hl-code"> = </span><span class="hl-reserved">true</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">EU</span><span class="hl-code"> = </span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">Event</span><span class="hl-code">;
|
|
</span><span class="hl-comment">// Remove the listener to assist with the IE memory issue, but not
|
|
// for other browsers because FF 1.0x does not like it.
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">isIE</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">_simpleRemove</span><span class="hl-brackets">(</span><span class="hl-builtin">window</span><span class="hl-code">, </span><span class="hl-quotes">"</span><span class="hl-string">load</span><span class="hl-quotes">"</span><span class="hl-code">, </span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">_load</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Polling function that runs before the onload event fires,
|
|
* attempting to attach to DOM Nodes as soon as they are
|
|
* available
|
|
* @method _tryPreloadAttach
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_tryPreloadAttach</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">locked</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return false</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">locked</span><span class="hl-code"> = </span><span class="hl-reserved">true</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">// keep trying until after the page is loaded. We need to
|
|
// check the page load state prior to trying to bind the
|
|
// elements so that we can be certain all elements have been
|
|
// tested appropriately
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">tryAgain</span><span class="hl-code"> = !</span><span class="hl-identifier">loadComplete</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">tryAgain</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">tryAgain</span><span class="hl-code"> = </span><span class="hl-brackets">(</span><span class="hl-identifier">retryCount</span><span class="hl-code"> > </span><span class="hl-number">0</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-comment">// onAvailable
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">notAvail</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-reserved">var </span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">,</span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">onAvailStack</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code"> ; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">item</span><span class="hl-code"> = </span><span class="hl-identifier">onAvailStack</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">item</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">el</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">getEl</span><span class="hl-brackets">(</span><span class="hl-identifier">item</span><span class="hl-code">.</span><span class="hl-identifier">id</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-brackets">) {
|
|
</span><span class="hl-comment">// The element is available, but not necessarily ready
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code"> !</span><span class="hl-identifier">item</span><span class="hl-code">.</span><span class="hl-identifier">checkReady</span><span class="hl-code"> ||
|
|
</span><span class="hl-identifier">loadComplete</span><span class="hl-code"> ||
|
|
</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">nextSibling</span><span class="hl-code"> ||
|
|
</span><span class="hl-brackets">(</span><span class="hl-builtin">document</span><span class="hl-code"> && </span><span class="hl-builtin">document</span><span class="hl-code">.</span><span class="hl-identifier">body</span><span class="hl-brackets">) ) {
|
|
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">el</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">item</span><span class="hl-code">.</span><span class="hl-identifier">override</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">item</span><span class="hl-code">.</span><span class="hl-identifier">override</span><span class="hl-code"> === </span><span class="hl-reserved">true</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">item</span><span class="hl-code">.</span><span class="hl-identifier">obj</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">item</span><span class="hl-code">.</span><span class="hl-identifier">override</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
</span><span class="hl-identifier">item</span><span class="hl-code">.</span><span class="hl-identifier">fn</span><span class="hl-code">.</span><span class="hl-identifier">call</span><span class="hl-brackets">(</span><span class="hl-identifier">scope</span><span class="hl-code">, </span><span class="hl-identifier">item</span><span class="hl-code">.</span><span class="hl-identifier">obj</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">delete </span><span class="hl-identifier">onAvailStack</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-identifier">notAvail</span><span class="hl-code">.</span><span class="hl-identifier">push</span><span class="hl-brackets">(</span><span class="hl-identifier">item</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
}
|
|
|
|
</span><span class="hl-identifier">retryCount</span><span class="hl-code"> = </span><span class="hl-brackets">(</span><span class="hl-identifier">notAvail</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code"> === </span><span class="hl-number">0</span><span class="hl-brackets">)</span><span class="hl-code"> ? </span><span class="hl-number">0</span><span class="hl-code"> : </span><span class="hl-identifier">retryCount</span><span class="hl-code"> - </span><span class="hl-number">1</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">tryAgain</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">startInterval</span><span class="hl-brackets">()</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-identifier">clearInterval</span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_interval</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">_interval</span><span class="hl-code"> = </span><span class="hl-reserved">null</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">locked</span><span class="hl-code"> = </span><span class="hl-reserved">false</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">return true</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Removes all listeners attached to the given element via addListener.
|
|
* Optionally, the node's children can also be purged.
|
|
* Optionally, you can specify a specific type of event to remove.
|
|
* @method purgeElement
|
|
* @param {HTMLElement} el the element to purge
|
|
* @param {boolean} recurse recursively purge this element's children
|
|
* as well. Use with caution.
|
|
* @param {string} sType optional type of listener to purge. If
|
|
* left out, all listeners will be removed
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">purgeElement</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">recurse</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">elListeners</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">getListeners</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">elListeners</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-reserved">var </span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">,</span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">elListeners</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code"> ; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">l</span><span class="hl-code"> = </span><span class="hl-identifier">elListeners</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-comment">// can't use the index on the changing collection
|
|
//this.removeListener(el, l.type, l.fn, l.index);
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">removeListener</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">l</span><span class="hl-code">.</span><span class="hl-identifier">type</span><span class="hl-code">, </span><span class="hl-identifier">l</span><span class="hl-code">.</span><span class="hl-identifier">fn</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">recurse</span><span class="hl-code"> && </span><span class="hl-identifier">el</span><span class="hl-code"> && </span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">childNodes</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">,</span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">childNodes</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code"> ; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">purgeElement</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">childNodes</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">, </span><span class="hl-identifier">recurse</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns all listeners attached to the given element via addListener.
|
|
* Optionally, you can specify a specific type of event to return.
|
|
* @method getListeners
|
|
* @param el {HTMLElement} the element to inspect
|
|
* @param sType {string} optional type of listener to return. If
|
|
* left out, all listeners will be returned
|
|
* @return {Object} the listener. Contains the following fields:
|
|
* &nbsp;&nbsp;type: (string) the type of event
|
|
* &nbsp;&nbsp;fn: (function) the callback supplied to addListener
|
|
* &nbsp;&nbsp;obj: (object) the custom object supplied to addListener
|
|
* &nbsp;&nbsp;adjust: (boolean) whether or not to adjust the default scope
|
|
* &nbsp;&nbsp;index: (int) its position in the Event util listener cache
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">getListeners</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">elListeners</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">listeners</span><span class="hl-code"> && </span><span class="hl-identifier">listeners</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code"> > </span><span class="hl-number">0</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-reserved">var </span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">,</span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">listeners</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code"> ; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">l</span><span class="hl-code"> = </span><span class="hl-identifier">listeners</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">( </span><span class="hl-identifier">l</span><span class="hl-code"> && </span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">EL</span><span class="hl-brackets">]</span><span class="hl-code"> === </span><span class="hl-identifier">el</span><span class="hl-code"> &&
|
|
</span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">sType</span><span class="hl-code"> || </span><span class="hl-identifier">sType</span><span class="hl-code"> === </span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">TYPE</span><span class="hl-brackets">]) ) {
|
|
</span><span class="hl-identifier">elListeners</span><span class="hl-code">.</span><span class="hl-identifier">push</span><span class="hl-brackets">({
|
|
</span><span class="hl-identifier">type</span><span class="hl-code">: </span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">TYPE</span><span class="hl-brackets">]</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">fn</span><span class="hl-code">: </span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">FN</span><span class="hl-brackets">]</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">obj</span><span class="hl-code">: </span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">OBJ</span><span class="hl-brackets">]</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">adjust</span><span class="hl-code">: </span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">ADJ_SCOPE</span><span class="hl-brackets">]</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">index</span><span class="hl-code">: </span><span class="hl-identifier">i
|
|
</span><span class="hl-brackets">})</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
}
|
|
|
|
</span><span class="hl-reserved">return </span><span class="hl-brackets">(</span><span class="hl-identifier">elListeners</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-brackets">)</span><span class="hl-code"> ? </span><span class="hl-identifier">elListeners</span><span class="hl-code"> : </span><span class="hl-reserved">null</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Removes all listeners registered by pe.event. Called
|
|
* automatically during the unload event.
|
|
* @method _unload
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_unload</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">e</span><span class="hl-brackets">) {
|
|
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">EU</span><span class="hl-code"> = </span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">Event</span><span class="hl-code">, </span><span class="hl-identifier">i</span><span class="hl-code">, </span><span class="hl-identifier">j</span><span class="hl-code">, </span><span class="hl-identifier">l</span><span class="hl-code">, </span><span class="hl-identifier">len</span><span class="hl-code">, </span><span class="hl-identifier">index</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">,</span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">unloadListeners</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">l</span><span class="hl-code"> = </span><span class="hl-identifier">unloadListeners</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">l</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-builtin">window</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">ADJ_SCOPE</span><span class="hl-brackets">]) {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">ADJ_SCOPE</span><span class="hl-brackets">]</span><span class="hl-code"> === </span><span class="hl-reserved">true</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">OBJ</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">ADJ_SCOPE</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
</span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">FN</span><span class="hl-brackets">]</span><span class="hl-code">.</span><span class="hl-identifier">call</span><span class="hl-brackets">(</span><span class="hl-identifier">scope</span><span class="hl-code">, </span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">getEvent</span><span class="hl-brackets">(</span><span class="hl-identifier">e</span><span class="hl-brackets">)</span><span class="hl-code">, </span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">OBJ</span><span class="hl-brackets">] )</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">delete </span><span class="hl-identifier">unloadListeners</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-identifier">l</span><span class="hl-code">=</span><span class="hl-reserved">null</span><span class="hl-code">;
|
|
</span><span class="hl-identifier">scope</span><span class="hl-code">=</span><span class="hl-reserved">null</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">listeners</span><span class="hl-code"> && </span><span class="hl-identifier">listeners</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code"> > </span><span class="hl-number">0</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">j</span><span class="hl-code"> = </span><span class="hl-identifier">listeners</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">while </span><span class="hl-brackets">(</span><span class="hl-identifier">j</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">index</span><span class="hl-code"> = </span><span class="hl-identifier">j</span><span class="hl-code">-</span><span class="hl-number">1</span><span class="hl-code">;
|
|
</span><span class="hl-identifier">l</span><span class="hl-code"> = </span><span class="hl-identifier">listeners</span><span class="hl-brackets">[</span><span class="hl-identifier">index</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">l</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">removeListener</span><span class="hl-brackets">(</span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">EL</span><span class="hl-brackets">]</span><span class="hl-code">, </span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">TYPE</span><span class="hl-brackets">]</span><span class="hl-code">,
|
|
</span><span class="hl-identifier">l</span><span class="hl-brackets">[</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">FN</span><span class="hl-brackets">]</span><span class="hl-code">, </span><span class="hl-identifier">index</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
</span><span class="hl-identifier">j</span><span class="hl-code"> = </span><span class="hl-identifier">j</span><span class="hl-code"> - </span><span class="hl-number">1</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
</span><span class="hl-identifier">l</span><span class="hl-code">=</span><span class="hl-reserved">null</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">clearCache</span><span class="hl-brackets">()</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">,</span><span class="hl-identifier">len</span><span class="hl-code">=</span><span class="hl-identifier">legacyEvents</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">len</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
|
|
</span><span class="hl-comment">// dereference the element
|
|
</span><span class="hl-reserved">delete </span><span class="hl-identifier">legacyEvents</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">][</span><span class="hl-number">0</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-comment">// delete the array item
|
|
</span><span class="hl-reserved">delete </span><span class="hl-identifier">legacyEvents</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">_simpleRemove</span><span class="hl-brackets">(</span><span class="hl-builtin">window</span><span class="hl-code">, </span><span class="hl-quotes">"</span><span class="hl-string">unload</span><span class="hl-quotes">"</span><span class="hl-code">, </span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">_unload</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns scrollLeft
|
|
* @method _getScrollLeft
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_getScrollLeft</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
</span><span class="hl-reserved">return this</span><span class="hl-code">.</span><span class="hl-identifier">_getScroll</span><span class="hl-brackets">()[</span><span class="hl-number">1</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns scrollTop
|
|
* @method _getScrollTop
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_getScrollTop</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
</span><span class="hl-reserved">return this</span><span class="hl-code">.</span><span class="hl-identifier">_getScroll</span><span class="hl-brackets">()[</span><span class="hl-number">0</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns the scrollTop and scrollLeft. Used to calculate the
|
|
* pageX and pageY in Internet Explorer
|
|
* @method _getScroll
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_getScroll</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">dd</span><span class="hl-code"> = </span><span class="hl-builtin">document</span><span class="hl-code">.</span><span class="hl-identifier">documentElement</span><span class="hl-code">, </span><span class="hl-identifier">db</span><span class="hl-code"> = </span><span class="hl-builtin">document</span><span class="hl-code">.</span><span class="hl-identifier">body</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">dd</span><span class="hl-code"> && </span><span class="hl-brackets">(</span><span class="hl-identifier">dd</span><span class="hl-code">.</span><span class="hl-identifier">scrollTop</span><span class="hl-code"> || </span><span class="hl-identifier">dd</span><span class="hl-code">.</span><span class="hl-identifier">scrollLeft</span><span class="hl-brackets">)) {
|
|
</span><span class="hl-reserved">return </span><span class="hl-brackets">[</span><span class="hl-identifier">dd</span><span class="hl-code">.</span><span class="hl-identifier">scrollTop</span><span class="hl-code">, </span><span class="hl-identifier">dd</span><span class="hl-code">.</span><span class="hl-identifier">scrollLeft</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else if </span><span class="hl-brackets">(</span><span class="hl-identifier">db</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return </span><span class="hl-brackets">[</span><span class="hl-identifier">db</span><span class="hl-code">.</span><span class="hl-identifier">scrollTop</span><span class="hl-code">, </span><span class="hl-identifier">db</span><span class="hl-code">.</span><span class="hl-identifier">scrollLeft</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-reserved">return </span><span class="hl-brackets">[</span><span class="hl-number">0</span><span class="hl-code">, </span><span class="hl-number">0</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Adds a DOM event directly without the caching, cleanup, scope adj, etc
|
|
*
|
|
* @method _simpleAdd
|
|
* @param {HTMLElement} el the element to bind the handler to
|
|
* @param {string} sType the type of event handler
|
|
* @param {function} fn the callback to invoke
|
|
* @param {boolen} capture capture or bubble phase
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_simpleAdd</span><span class="hl-code">: </span><span class="hl-reserved">function </span><span class="hl-brackets">() {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-builtin">window</span><span class="hl-code">.</span><span class="hl-identifier">addEventListener</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return function</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">capture</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">addEventListener</span><span class="hl-brackets">(</span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-brackets">(</span><span class="hl-identifier">capture</span><span class="hl-brackets">))</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else if </span><span class="hl-brackets">(</span><span class="hl-builtin">window</span><span class="hl-code">.</span><span class="hl-identifier">attachEvent</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return function</span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">capture</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">attachEvent</span><span class="hl-brackets">(</span><span class="hl-quotes">"</span><span class="hl-string">on</span><span class="hl-quotes">"</span><span class="hl-code"> + </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-reserved">return function</span><span class="hl-brackets">(){}</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}()</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Basic remove listener
|
|
*
|
|
* @method _simpleRemove
|
|
* @param {HTMLElement} el the element to bind the handler to
|
|
* @param {string} sType the type of event handler
|
|
* @param {function} fn the callback to invoke
|
|
* @param {boolen} capture capture or bubble phase
|
|
* @static
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">_simpleRemove</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-builtin">window</span><span class="hl-code">.</span><span class="hl-identifier">removeEventListener</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return function </span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">capture</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">removeEventListener</span><span class="hl-brackets">(</span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-brackets">(</span><span class="hl-identifier">capture</span><span class="hl-brackets">))</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else if </span><span class="hl-brackets">(</span><span class="hl-builtin">window</span><span class="hl-code">.</span><span class="hl-identifier">detachEvent</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return function </span><span class="hl-brackets">(</span><span class="hl-identifier">el</span><span class="hl-code">, </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">el</span><span class="hl-code">.</span><span class="hl-identifier">detachEvent</span><span class="hl-brackets">(</span><span class="hl-quotes">"</span><span class="hl-string">on</span><span class="hl-quotes">"</span><span class="hl-code"> + </span><span class="hl-identifier">sType</span><span class="hl-code">, </span><span class="hl-identifier">fn</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-reserved">return function</span><span class="hl-brackets">(){}</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}()
|
|
}</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-brackets">}()</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-brackets">(</span><span class="hl-reserved">function</span><span class="hl-brackets">() {
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">EU</span><span class="hl-code"> = </span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">Event</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">/**
|
|
* YAHOO.util.Event.on is an alias for addListener
|
|
* @method on
|
|
* @see addListener
|
|
* @static
|
|
*/
|
|
</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">on</span><span class="hl-code"> = </span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">addListener</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-comment">// YAHOO.mix(EU, YAHOO.util.EventProvider.prototype);
|
|
// EU.createEvent("DOMContentReady");
|
|
// EU.subscribe("DOMContentReady", EU._load);
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-builtin">document</span><span class="hl-code"> && </span><span class="hl-builtin">document</span><span class="hl-code">.</span><span class="hl-identifier">body</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">_load</span><span class="hl-brackets">()</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-comment">// EU._simpleAdd(document, "DOMContentLoaded", EU._load);
|
|
</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">_simpleAdd</span><span class="hl-brackets">(</span><span class="hl-builtin">window</span><span class="hl-code">, </span><span class="hl-quotes">"</span><span class="hl-string">load</span><span class="hl-quotes">"</span><span class="hl-code">, </span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">_load</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">_simpleAdd</span><span class="hl-brackets">(</span><span class="hl-builtin">window</span><span class="hl-code">, </span><span class="hl-quotes">"</span><span class="hl-string">unload</span><span class="hl-quotes">"</span><span class="hl-code">, </span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">_unload</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-identifier">EU</span><span class="hl-code">.</span><span class="hl-identifier">_tryPreloadAttach</span><span class="hl-brackets">()</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">})()</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
</span><span class="hl-comment">/**
|
|
* EventProvider is designed to be used with YAHOO.augment to wrap
|
|
* CustomEvents in an interface that allows events to be subscribed to
|
|
* and fired by name. This makes it possible for implementing code to
|
|
* subscribe to an event that either has not been created yet, or will
|
|
* not be created at all.
|
|
*
|
|
* @Class EventProvider
|
|
*/
|
|
</span><span class="hl-identifier">YAHOO</span><span class="hl-default">.</span><span class="hl-identifier">util</span><span class="hl-default">.</span><span class="hl-identifier">EventProvider</span><span class="hl-default"> = </span><span class="hl-reserved">function</span><span class="hl-brackets">() { }</span><span class="hl-default">;
|
|
|
|
</span><span class="hl-identifier">YAHOO</span><span class="hl-default">.</span><span class="hl-identifier">util</span><span class="hl-default">.</span><span class="hl-identifier">EventProvider</span><span class="hl-default">.</span><span class="hl-identifier">prototype</span><span class="hl-default"> = </span><span class="hl-brackets">{
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Private storage of custom events
|
|
* @property __yui_events
|
|
* @type Object[]
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">__yui_events</span><span class="hl-code">: </span><span class="hl-reserved">null</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Private storage of custom event subscribers
|
|
* @property __yui_subscribers
|
|
* @type Object[]
|
|
* @private
|
|
*/
|
|
</span><span class="hl-identifier">__yui_subscribers</span><span class="hl-code">: </span><span class="hl-reserved">null</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Subscribe to a CustomEvent by event type
|
|
*
|
|
* @method subscribe
|
|
* @param p_type {string} the type, or name of the event
|
|
* @param p_fn {function} the function to exectute when the event fires
|
|
* @param p_obj
|
|
* @param p_obj {Object} An object to be passed along when the event
|
|
* fires
|
|
* @param p_override {boolean} If true, the obj passed in becomes the
|
|
* execution scope of the listener
|
|
*/
|
|
</span><span class="hl-identifier">subscribe</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">p_type</span><span class="hl-code">, </span><span class="hl-identifier">p_fn</span><span class="hl-code">, </span><span class="hl-identifier">p_obj</span><span class="hl-code">, </span><span class="hl-identifier">p_override</span><span class="hl-brackets">) {
|
|
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-code"> || </span><span class="hl-brackets">{}</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">ce</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-brackets">[</span><span class="hl-identifier">p_type</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">ce</span><span class="hl-brackets">) {
|
|
</span><span class="hl-identifier">ce</span><span class="hl-code">.</span><span class="hl-identifier">subscribe</span><span class="hl-brackets">(</span><span class="hl-identifier">p_fn</span><span class="hl-code">, </span><span class="hl-identifier">p_obj</span><span class="hl-code">, </span><span class="hl-identifier">p_override</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_subscribers</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_subscribers</span><span class="hl-code"> || </span><span class="hl-brackets">{}</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">subs</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_subscribers</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-code">!</span><span class="hl-identifier">subs</span><span class="hl-brackets">[</span><span class="hl-identifier">p_type</span><span class="hl-brackets">]) {
|
|
</span><span class="hl-identifier">subs</span><span class="hl-brackets">[</span><span class="hl-identifier">p_type</span><span class="hl-brackets">]</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
</span><span class="hl-identifier">subs</span><span class="hl-brackets">[</span><span class="hl-identifier">p_type</span><span class="hl-brackets">]</span><span class="hl-code">.</span><span class="hl-identifier">push</span><span class="hl-brackets">(
|
|
{ </span><span class="hl-identifier">fn</span><span class="hl-code">: </span><span class="hl-identifier">p_fn</span><span class="hl-code">, </span><span class="hl-identifier">obj</span><span class="hl-code">: </span><span class="hl-identifier">p_obj</span><span class="hl-code">, </span><span class="hl-identifier">override</span><span class="hl-code">: </span><span class="hl-identifier">p_override </span><span class="hl-brackets">} )</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Unsubscribes the from the specified event
|
|
* @method unsubscribe
|
|
* @param p_type {string} The type, or name of the event
|
|
* @param p_fn {Function} The function to execute
|
|
* @param p_obj {Object} The custom object passed to subscribe (optional)
|
|
* @return {boolean} true if the subscriber was found and detached.
|
|
*/
|
|
</span><span class="hl-identifier">unsubscribe</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">p_type</span><span class="hl-code">, </span><span class="hl-identifier">p_fn</span><span class="hl-code">, </span><span class="hl-identifier">p_obj</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-code"> || </span><span class="hl-brackets">{}</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">var </span><span class="hl-identifier">ce</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-brackets">[</span><span class="hl-identifier">p_type</span><span class="hl-brackets">]</span><span class="hl-code">;
|
|
</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">ce</span><span class="hl-brackets">) {
|
|
</span><span class="hl-reserved">return </span><span class="hl-identifier">ce</span><span class="hl-code">.</span><span class="hl-identifier">unsubscribe</span><span class="hl-brackets">(</span><span class="hl-identifier">p_fn</span><span class="hl-code">, </span><span class="hl-identifier">p_obj</span><span class="hl-brackets">)</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
|
|
</span><span class="hl-reserved">return false</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Creates a new custom event of the specified type. If a custom event
|
|
* by that name already exists, it will not be re-created. In either
|
|
* case the custom event is returned.
|
|
*
|
|
* @method createEvent
|
|
*
|
|
* @param p_type {string} the type, or name of the event
|
|
* @param p_config {object} optional config params. Valid properties are:
|
|
*
|
|
* <ul>
|
|
* <li>
|
|
* scope: defines the default execution scope. If not defined
|
|
* the default scope will be this instance.
|
|
* </li>
|
|
* <li>
|
|
* silent: if true, the custom event will not generate log messages.
|
|
* This is false by default.
|
|
* </li>
|
|
* <li>
|
|
* onSubscribeCallback: specifies a callback to execute when the
|
|
* event has a new subscriber. This will fire immediately for
|
|
* each queued subscriber if any exist prior to the creation of
|
|
* the event.
|
|
* </li>
|
|
* </ul>
|
|
*
|
|
* @return {CustomEvent} the custom event
|
|
*
|
|
*/
|
|
</span><span class="hl-identifier">createEvent</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">p_type</span><span class="hl-code">, </span><span class="hl-identifier">p_config</span><span class="hl-brackets">) {
|
|
|
|
</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-code"> || </span><span class="hl-brackets">{}</span><span class="hl-code">;
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</span><span class="hl-reserved">var </span><span class="hl-identifier">opts</span><span class="hl-code"> = </span><span class="hl-identifier">p_config</span><span class="hl-code"> || </span><span class="hl-brackets">{}</span><span class="hl-code">;
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</span><span class="hl-reserved">var </span><span class="hl-identifier">events</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-code">;
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">events</span><span class="hl-brackets">[</span><span class="hl-identifier">p_type</span><span class="hl-brackets">]) {
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} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
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</span><span class="hl-reserved">var </span><span class="hl-identifier">scope</span><span class="hl-code"> = </span><span class="hl-identifier">opts</span><span class="hl-code">.</span><span class="hl-identifier">scope</span><span class="hl-code"> || </span><span class="hl-reserved">this</span><span class="hl-code">;
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</span><span class="hl-reserved">var </span><span class="hl-identifier">silent</span><span class="hl-code"> = </span><span class="hl-identifier">opts</span><span class="hl-code">.</span><span class="hl-identifier">silent</span><span class="hl-code"> || </span><span class="hl-reserved">null</span><span class="hl-code">;
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</span><span class="hl-reserved">var </span><span class="hl-identifier">ce</span><span class="hl-code"> = </span><span class="hl-reserved">new </span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">CustomEvent</span><span class="hl-brackets">(</span><span class="hl-identifier">p_type</span><span class="hl-code">, </span><span class="hl-identifier">scope</span><span class="hl-code">, </span><span class="hl-identifier">silent</span><span class="hl-code">,
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</span><span class="hl-identifier">YAHOO</span><span class="hl-code">.</span><span class="hl-identifier">util</span><span class="hl-code">.</span><span class="hl-identifier">CustomEvent</span><span class="hl-code">.</span><span class="hl-identifier">FLAT</span><span class="hl-brackets">)</span><span class="hl-code">;
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</span><span class="hl-identifier">events</span><span class="hl-brackets">[</span><span class="hl-identifier">p_type</span><span class="hl-brackets">]</span><span class="hl-code"> = </span><span class="hl-identifier">ce</span><span class="hl-code">;
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">opts</span><span class="hl-code">.</span><span class="hl-identifier">onSubscribeCallback</span><span class="hl-brackets">) {
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</span><span class="hl-identifier">ce</span><span class="hl-code">.</span><span class="hl-identifier">subscribeEvent</span><span class="hl-code">.</span><span class="hl-identifier">subscribe</span><span class="hl-brackets">(</span><span class="hl-identifier">opts</span><span class="hl-code">.</span><span class="hl-identifier">onSubscribeCallback</span><span class="hl-brackets">)</span><span class="hl-code">;
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</span><span class="hl-brackets">}
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</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_subscribers</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_subscribers</span><span class="hl-code"> || </span><span class="hl-brackets">{}</span><span class="hl-code">;
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</span><span class="hl-reserved">var </span><span class="hl-identifier">qs</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_subscribers</span><span class="hl-brackets">[</span><span class="hl-identifier">p_type</span><span class="hl-brackets">]</span><span class="hl-code">;
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">qs</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-reserved">var </span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">qs</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
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</span><span class="hl-identifier">ce</span><span class="hl-code">.</span><span class="hl-identifier">subscribe</span><span class="hl-brackets">(</span><span class="hl-identifier">qs</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">.</span><span class="hl-identifier">fn</span><span class="hl-code">, </span><span class="hl-identifier">qs</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">.</span><span class="hl-identifier">obj</span><span class="hl-code">, </span><span class="hl-identifier">qs</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">]</span><span class="hl-code">.</span><span class="hl-identifier">override</span><span class="hl-brackets">)</span><span class="hl-code">;
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</span><span class="hl-brackets">}
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}
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}
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</span><span class="hl-reserved">return </span><span class="hl-identifier">events</span><span class="hl-brackets">[</span><span class="hl-identifier">p_type</span><span class="hl-brackets">]</span><span class="hl-code">;
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</span><span class="hl-brackets">}</span><span class="hl-code">,
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</span><span class="hl-comment">/**
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* Fire a custom event by name. The callback functions will be executed
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* from the scope specified when the event was created, and with the
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* following parameters:
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* <ul>
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* <li>The first argument fire() was executed with</li>
|
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* <li>The custom object (if any) that was passed into the subscribe()
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* method</li>
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* </ul>
|
|
* @method fireEvent
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|
* @param p_type {string} the type, or name of the event
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|
* @param arguments {Object*} an arbitrary set of parameters to pass to
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|
* the handler.
|
|
* @return {boolean} the return value from CustomEvent.fire, or null if
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* the custom event does not exist.
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|
*/
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</span><span class="hl-identifier">fireEvent</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">p_type</span><span class="hl-code">, </span><span class="hl-identifier">arg1</span><span class="hl-code">, </span><span class="hl-identifier">arg2</span><span class="hl-code">, </span><span class="hl-identifier">etc</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-code"> || </span><span class="hl-brackets">{}</span><span class="hl-code">;
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</span><span class="hl-reserved">var </span><span class="hl-identifier">ce</span><span class="hl-code"> = </span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-brackets">[</span><span class="hl-identifier">p_type</span><span class="hl-brackets">]</span><span class="hl-code">;
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-identifier">ce</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">var </span><span class="hl-identifier">args</span><span class="hl-code"> = </span><span class="hl-brackets">[]</span><span class="hl-code">;
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</span><span class="hl-reserved">for </span><span class="hl-brackets">(</span><span class="hl-reserved">var </span><span class="hl-identifier">i</span><span class="hl-code">=</span><span class="hl-number">1</span><span class="hl-code">; </span><span class="hl-identifier">i</span><span class="hl-code"><</span><span class="hl-identifier">arguments</span><span class="hl-code">.</span><span class="hl-identifier">length</span><span class="hl-code">; ++</span><span class="hl-identifier">i</span><span class="hl-brackets">) {
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</span><span class="hl-identifier">args</span><span class="hl-code">.</span><span class="hl-identifier">push</span><span class="hl-brackets">(</span><span class="hl-identifier">arguments</span><span class="hl-brackets">[</span><span class="hl-identifier">i</span><span class="hl-brackets">])</span><span class="hl-code">;
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|
</span><span class="hl-brackets">}
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|
</span><span class="hl-reserved">return </span><span class="hl-identifier">ce</span><span class="hl-code">.</span><span class="hl-identifier">fire</span><span class="hl-code">.</span><span class="hl-identifier">apply</span><span class="hl-brackets">(</span><span class="hl-identifier">ce</span><span class="hl-code">, </span><span class="hl-identifier">args</span><span class="hl-brackets">)</span><span class="hl-code">;
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|
</span><span class="hl-brackets">} </span><span class="hl-reserved">else </span><span class="hl-brackets">{
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|
</span><span class="hl-reserved">return null</span><span class="hl-code">;
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|
</span><span class="hl-brackets">}
|
|
}</span><span class="hl-code">,
|
|
|
|
</span><span class="hl-comment">/**
|
|
* Returns true if the custom event of the provided type has been created
|
|
* with createEvent.
|
|
* @method hasEvent
|
|
* @param type {string} the type, or name of the event
|
|
*/
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|
</span><span class="hl-identifier">hasEvent</span><span class="hl-code">: </span><span class="hl-reserved">function</span><span class="hl-brackets">(</span><span class="hl-identifier">type</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-brackets">) {
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</span><span class="hl-reserved">if </span><span class="hl-brackets">(</span><span class="hl-reserved">this</span><span class="hl-code">.</span><span class="hl-identifier">__yui_events</span><span class="hl-brackets">[</span><span class="hl-identifier">type</span><span class="hl-brackets">]) {
|
|
</span><span class="hl-reserved">return true</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
}
|
|
</span><span class="hl-reserved">return false</span><span class="hl-code">;
|
|
</span><span class="hl-brackets">}
|
|
|
|
}</span><span class="hl-default">;
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</span></pre></div><hr>Copyright © 2006 Jack Slocum. All rights reserved.</body></html> |