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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> |
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<html xmlns:yui="http://yuilibrary.com/rdf/1.0/yui.rdf#"> |
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<head> |
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<meta http-equiv="content-type" content="text/html; charset=UTF-8" /> |
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<title>API: history history.js (YUI Library)</title> |
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<link rel="stylesheet" type="text/css" href="assets/reset-fonts-grids-min.css" /> |
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<link rel="stylesheet" type="text/css" href="assets/api.css" /> |
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<script type="text/javascript" src="assets/api-js"></script> |
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<script type="text/javascript" src="assets/ac-js"></script> |
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</head> |
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<body id="yahoo-com"> |
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<div id="doc3" class="yui-t2"> |
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<div id="hd"> |
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<h1><a href="http://developer.yahoo.com/yui/" title="Yahoo! UI Library">Yahoo! UI Library</a></h1> |
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<h3>history <span class="subtitle">3.0.0</span></h3> |
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<a href="./index.html" title="Yahoo! UI Library">Yahoo! UI Library</a> |
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> <a href="./module_history.html" title="history">history</a> |
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> history.js (source view) |
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<form onsubmit="return false"> |
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<div id="propertysearch"> |
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Search: <input autocomplete="off" id="searchinput" /> |
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<div id="searchresults"> |
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</div> |
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</div> |
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</form> |
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</div> |
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<div id="bd"> |
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<div id="yui-main"> |
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<div class="yui-b"> |
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<form action="#" name="yui-classopts-form" method="get" id="yui-classopts-form"> |
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<fieldset> |
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<legend>Filters</legend> |
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<span class="classopts"><input type="checkbox" name="show_private" id="show_private" /> <label for="show_private">Show Private</label></span> |
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<span class="classopts"><input type="checkbox" name="show_protected" id="show_protected" /> <label for="show_protected">Show Protected</label></span> |
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<span class="classopts"><input type="checkbox" name="show_deprecated" id="show_deprecated" /> <label for="show_deprecated">Show Deprecated</label></span> |
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</fieldset> |
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</form> |
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<div id="srcout"> |
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<style> |
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#doc3 .classopts { display:none; } |
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</style> |
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<div class="highlight" ><pre><span class="c">/*global YUI */</span> |
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<span class="c">/**</span> |
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<span class="c"> * The Browser History Utility provides the ability to use the back/forward</span> |
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<span class="c"> * navigation buttons in a DHTML application. It also allows a DHTML</span> |
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<span class="c"> * application to be bookmarked in a specific state.</span> |
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<span class="c"> *</span> |
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<span class="c"> * This utility requires the following static markup:</span> |
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<span class="c"> *</span> |
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<span class="c"> * &lt;iframe id="yui-history-iframe" src="path-to-real-asset-in-same-domain"&gt;&lt;/iframe&gt;</span> |
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<span class="c"> * &lt;input id="yui-history-field" type="hidden"&gt;</span> |
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<span class="c"> *</span> |
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<span class="c"> * @module history</span> |
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<span class="c"> */</span> |
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<span class="c">/**</span> |
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<span class="c"> * This class represents an instance of the browser history utility.</span> |
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<span class="c"> * @class History</span> |
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<span class="c"> * @constructor</span> |
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<span class="c"> */</span> |
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<span class="c">// Shortcuts, etc.</span> |
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<span class="c"></span> <span class="k">var</span> <span class="nx">win</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">config</span><span class="o">.</span><span class="nx">win</span><span class="o">,</span> |
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<span class="nx">doc</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">config</span><span class="o">.</span><span class="nx">doc</span><span class="o">,</span> |
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<span class="nx">encode</span> <span class="o">=</span> <span class="nb">encodeURIComponent</span><span class="o">,</span> |
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<span class="nx">decode</span> <span class="o">=</span> <span class="nb">decodeURIComponent</span><span class="o">,</span> |
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<span class="nx">H</span><span class="o">,</span> <span class="nx">G</span><span class="o">,</span> |
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<span class="c">// YUI Compressor helper...</span> |
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<span class="c"></span> <span class="nx">E_MISSING_OR_INVALID_ARG</span> <span class="o">=</span> <span class="s1">'Missing or invalid argument'</span><span class="o">,</span> |
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<span class="c">// Regular expression used to parse query strings and such.</span> |
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<span class="c"></span> <span class="nx">REGEXP</span> <span class="o">=</span> <span class="sr">/([^=&]+)=([^&]*)/g</span><span class="o">,</span> |
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<span class="c">// A few private variables...</span> |
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<span class="c"></span> <span class="nx">_useIFrame</span> <span class="o">=</span> <span class="kc">false</span><span class="o">,</span> |
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<span class="nx">_getHash</span><span class="o">,</span> |
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<span class="c">/**</span> |
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<span class="c"> * @event history:ready</span> |
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<span class="c"> * @description Fires when the browser history utility is ready</span> |
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<span class="c"> * @type Event.Custom</span> |
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<span class="c"> */</span> |
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<span class="nx">EV_HISTORY_READY</span> <span class="o">=</span> <span class="s1">'history:ready'</span><span class="o">,</span> |
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<span class="c">/**</span> |
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<span class="c"> * @event history:globalStateChange</span> |
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<span class="c"> * @description Fires when the global state of the page has changed (that is,</span> |
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<span class="c"> * when the state of at least one browser history module has changed)</span> |
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<span class="c"> * @type Event.Custom</span> |
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<span class="c"> */</span> |
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<span class="nx">EV_HISTORY_GLOBAL_STATE_CHANGE</span> <span class="o">=</span> <span class="s1">'history:globalStateChange'</span><span class="o">,</span> |
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<span class="c">/**</span> |
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<span class="c"> * @event history:moduleStateChange</span> |
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<span class="c"> * @description Fires when the state of a history module object has changed</span> |
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<span class="c"> * @type Event.Custom</span> |
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<span class="c"> */</span> |
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<span class="nx">EV_HISTORY_MODULE_STATE_CHANGE</span> <span class="o">=</span> <span class="s1">'history:moduleStateChange'</span><span class="o">;</span> |
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<span class="k">if</span> <span class="o">(!</span><span class="nx">YUI</span><span class="o">.</span><span class="nx">Env</span><span class="o">.</span><span class="nx">history</span><span class="o">)</span> <span class="o">{</span> |
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<span class="nx">YUI</span><span class="o">.</span><span class="nx">Env</span><span class="o">.</span><span class="nx">history</span> <span class="o">=</span> <span class="nx">G</span> <span class="o">=</span> <span class="o">{</span> |
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<span class="c">// Flag used to tell whether the history utility is ready to be used.</span> |
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<span class="c"></span> <span class="nx">ready</span><span class="o">:</span> <span class="kc">false</span><span class="o">,</span> |
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<span class="c">// List of registered modules.</span> |
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<span class="c"></span> <span class="nx">_modules</span><span class="o">:</span> <span class="o">[],</span> |
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<span class="c">// INPUT field (with type="hidden" or type="text") or TEXTAREA.</span> |
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<span class="c"></span> <span class="c">// This field keeps the value of the initial state, current state</span> |
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<span class="c"></span> <span class="c">// the list of all states across pages within a single browser session.</span> |
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<span class="c"></span> <span class="nx">_stateField</span><span class="o">:</span> <span class="kc">null</span><span class="o">,</span> |
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<span class="c">// Hidden IFrame used to store the browsing history on IE6/7.</span> |
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<span class="c"></span> <span class="nx">_historyIFrame</span><span class="o">:</span> <span class="kc">null</span> |
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<span class="o">};</span> |
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<span class="o">}</span> |
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<span class="c">/**</span> |
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<span class="c"> * Returns the portion of the hash after the '#' symbol.</span> |
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<span class="c"> * @method _getHash</span> |
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<span class="c"> * @return {string} The hash portion of the document's location</span> |
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<span class="c"> * @private</span> |
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<span class="c"> */</span> |
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<span class="k">if</span> <span class="o">(</span><span class="nx">Y</span><span class="o">.</span><span class="nx">UA</span><span class="o">.</span><span class="nx">gecko</span><span class="o">)</span> <span class="o">{</span> |
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<span class="c">// We branch at runtime for Gecko since window.location.hash in Gecko</span> |
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<span class="c"></span> <span class="c">// returns a decoded string, and we want all encoding untouched.</span> |
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<span class="c"></span> <span class="nx">_getHash</span> <span class="o">=</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
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<span class="k">var</span> <span class="nx">m</span> <span class="o">=</span> <span class="sr">/#(.*)$/</span><span class="o">.</span><span class="nx">exec</span><span class="o">(</span><span class="nx">win</span><span class="o">.</span><span class="nx">location</span><span class="o">.</span><span class="nx">href</span><span class="o">);</span> |
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<span class="k">return</span> <span class="nx">m</span> <span class="o">&&</span> <span class="nx">m</span><span class="o">[</span><span class="m">1</span><span class="o">]</span> <span class="o">?</span> <span class="nx">m</span><span class="o">[</span><span class="m">1</span><span class="o">]</span> <span class="o">:</span> <span class="s1">''</span><span class="o">;</span> |
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<span class="o">};</span> |
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<span class="o">}</span> <span class="k">else</span> <span class="o">{</span> |
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<span class="nx">_getHash</span> <span class="o">=</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
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<span class="k">return</span> <span class="nx">win</span><span class="o">.</span><span class="nx">location</span><span class="o">.</span><span class="nx">hash</span><span class="o">.</span><span class="nx">substr</span><span class="o">(</span><span class="m">1</span><span class="o">);</span> |
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<span class="o">};</span> |
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<span class="o">}</span> |
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<span class="c">/**</span> |
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<span class="c"> * Stores the initial state and current state for all registered modules</span> |
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<span class="c"> * in the (hidden) form field specified during initialization.</span> |
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<span class="c"> * @method _storeStates</span> |
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<span class="c"> * @private</span> |
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<span class="c"> */</span> |
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<span class="k">function</span> <span class="nx">_storeStates</span><span class="o">()</span> <span class="o">{</span> |
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<span class="k">var</span> <span class="nx">initialStates</span> <span class="o">=</span> <span class="o">[],</span> <span class="nx">currentStates</span> <span class="o">=</span> <span class="o">[];</span> |
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<span class="nx">Y</span><span class="o">.</span><span class="nb">Object</span><span class="o">.</span><span class="nx">each</span><span class="o">(</span><span class="nx">G</span><span class="o">.</span><span class="nx">_modules</span><span class="o">,</span> <span class="k">function</span> <span class="o">(</span><span class="nx">module</span><span class="o">,</span> <span class="nx">moduleId</span><span class="o">)</span> <span class="o">{</span> |
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<span class="nx">initialStates</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">moduleId</span> <span class="o">+</span> <span class="s1">'='</span> <span class="o">+</span> <span class="nx">module</span><span class="o">.</span><span class="nx">initialState</span><span class="o">);</span> |
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<span class="nx">currentStates</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">moduleId</span> <span class="o">+</span> <span class="s1">'='</span> <span class="o">+</span> <span class="nx">module</span><span class="o">.</span><span class="nx">currentState</span><span class="o">);</span> |
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<span class="o">});</span> |
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<span class="nx">G</span><span class="o">.</span><span class="nx">_stateField</span><span class="o">.</span><span class="nx">set</span><span class="o">(</span><span class="s1">'value'</span><span class="o">,</span> <span class="nx">initialStates</span><span class="o">.</span><span class="nx">join</span><span class="o">(</span><span class="s1">'&'</span><span class="o">)</span> <span class="o">+</span> <span class="s1">'|'</span> <span class="o">+</span> <span class="nx">currentStates</span><span class="o">.</span><span class="nx">join</span><span class="o">(</span><span class="s1">'&'</span><span class="o">));</span> |
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<span class="o">}</span> |
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<span class="c">/**</span> |
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<span class="c"> * Sets the new currentState attribute of all modules depending on the new fully</span> |
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<span class="c"> * qualified state. Also notifies the modules which current state has changed.</span> |
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<span class="c"> * @method _handleFQStateChange</span> |
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<span class="c"> * @param {string} fqstate fully qualified state</span> |
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<span class="c"> * @private</span> |
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<span class="c"> */</span> |
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<span class="k">function</span> <span class="nx">_handleFQStateChange</span><span class="o">(</span><span class="nx">fqstate</span><span class="o">)</span> <span class="o">{</span> |
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<span class="k">var</span> <span class="nx">m</span><span class="o">,</span> <span class="nx">states</span> <span class="o">=</span> <span class="o">[],</span> <span class="nx">globalStateChanged</span> <span class="o">=</span> <span class="kc">false</span><span class="o">;</span> |
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<span class="k">if</span> <span class="o">(</span><span class="nx">fqstate</span><span class="o">)</span> <span class="o">{</span> |
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<span class="nx">REGEXP</span><span class="o">.</span><span class="nx">lastIndex</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span> |
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<span class="k">while</span> <span class="o">((</span><span class="nx">m</span> <span class="o">=</span> <span class="nx">REGEXP</span><span class="o">.</span><span class="nx">exec</span><span class="o">(</span><span class="nx">fqstate</span><span class="o">)))</span> <span class="o">{</span> |
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<span class="nx">states</span><span class="o">[</span><span class="nx">m</span><span class="o">[</span><span class="m">1</span><span class="o">]]</span> <span class="o">=</span> <span class="nx">m</span><span class="o">[</span><span class="m">2</span><span class="o">];</span> |
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<span class="o">}</span> |
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<span class="nx">Y</span><span class="o">.</span><span class="nb">Object</span><span class="o">.</span><span class="nx">each</span><span class="o">(</span><span class="nx">G</span><span class="o">.</span><span class="nx">_modules</span><span class="o">,</span> <span class="k">function</span> <span class="o">(</span><span class="nx">module</span><span class="o">,</span> <span class="nx">moduleId</span><span class="o">)</span> <span class="o">{</span> |
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<span class="k">var</span> <span class="nx">currentState</span> <span class="o">=</span> <span class="nx">states</span><span class="o">[</span><span class="nx">moduleId</span><span class="o">];</span> |
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<span class="k">if</span> <span class="o">(!</span><span class="nx">currentState</span> <span class="o">||</span> <span class="nx">module</span><span class="o">.</span><span class="nx">currentState</span> <span class="o">!==</span> <span class="nx">currentState</span><span class="o">)</span> <span class="o">{</span> |
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<span class="nx">module</span><span class="o">.</span><span class="nx">currentState</span> <span class="o">=</span> <span class="nx">currentState</span> <span class="o">||</span> <span class="nx">module</span><span class="o">.</span><span class="nx">initialState</span><span class="o">;</span> |
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<span class="nx">module</span><span class="o">.</span><span class="nx">fire</span><span class="o">(</span><span class="nx">EV_HISTORY_MODULE_STATE_CHANGE</span><span class="o">,</span> <span class="nx">decode</span><span class="o">(</span><span class="nx">module</span><span class="o">.</span><span class="nx">currentState</span><span class="o">));</span> |
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<span class="nx">globalStateChanged</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span> |
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<span class="o">}</span> |
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<span class="o">});</span> |
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<span class="o">}</span> <span class="k">else</span> <span class="o">{</span> |
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<span class="nx">Y</span><span class="o">.</span><span class="nb">Object</span><span class="o">.</span><span class="nx">each</span><span class="o">(</span><span class="nx">G</span><span class="o">.</span><span class="nx">_modules</span><span class="o">,</span> <span class="k">function</span> <span class="o">(</span><span class="nx">module</span><span class="o">,</span> <span class="nx">moduleId</span><span class="o">)</span> <span class="o">{</span> |
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<span class="k">if</span> <span class="o">(</span><span class="nx">module</span><span class="o">.</span><span class="nx">currentState</span> <span class="o">!==</span> <span class="nx">module</span><span class="o">.</span><span class="nx">initialState</span><span class="o">)</span> <span class="o">{</span> |
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<span class="nx">module</span><span class="o">.</span><span class="nx">currentState</span> <span class="o">=</span> <span class="nx">module</span><span class="o">.</span><span class="nx">initialState</span><span class="o">;</span> |
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203 |
<span class="nx">module</span><span class="o">.</span><span class="nx">fire</span><span class="o">(</span><span class="nx">EV_HISTORY_MODULE_STATE_CHANGE</span><span class="o">,</span> <span class="nx">decode</span><span class="o">(</span><span class="nx">module</span><span class="o">.</span><span class="nx">currentState</span><span class="o">));</span> |
|
|
204 |
<span class="nx">globalStateChanged</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span> |
|
|
205 |
<span class="o">}</span> |
|
|
206 |
<span class="o">});</span> |
|
|
207 |
<span class="o">}</span> |
|
|
208 |
|
|
|
209 |
<span class="k">if</span> <span class="o">(</span><span class="nx">globalStateChanged</span><span class="o">)</span> <span class="o">{</span> |
|
|
210 |
<span class="nx">H</span><span class="o">.</span><span class="nx">fire</span><span class="o">(</span><span class="nx">EV_HISTORY_GLOBAL_STATE_CHANGE</span><span class="o">);</span> |
|
|
211 |
<span class="o">}</span> |
|
|
212 |
<span class="o">}</span> |
|
|
213 |
|
|
|
214 |
<span class="c">/**</span> |
|
|
215 |
<span class="c"> * Update the IFrame with our new state.</span> |
|
|
216 |
<span class="c"> * @method _updateIFrame</span> |
|
|
217 |
<span class="c"> * @private</span> |
|
|
218 |
<span class="c"> * @return {boolean} true if successful. false otherwise.</span> |
|
|
219 |
<span class="c"> */</span> |
|
|
220 |
<span class="k">function</span> <span class="nx">_updateIFrame</span><span class="o">(</span><span class="nx">fqstate</span><span class="o">)</span> <span class="o">{</span> |
|
|
221 |
<span class="k">var</span> <span class="nx">html</span><span class="o">,</span> <span class="nx">doc</span><span class="o">;</span> |
|
|
222 |
|
|
|
223 |
<span class="nx">html</span> <span class="o">=</span> <span class="s1">'<html><body>'</span> <span class="o">+</span> <span class="nx">fqstate</span> <span class="o">+</span> <span class="s1">'</body></html>'</span><span class="o">;</span> |
|
|
224 |
|
|
|
225 |
<span class="k">try</span> <span class="o">{</span> |
|
|
226 |
<span class="nx">doc</span> <span class="o">=</span> <span class="nx">G</span><span class="o">.</span><span class="nx">_historyIFrame</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'contentWindow.document'</span><span class="o">);</span> |
|
|
227 |
<span class="c">// TODO: The Node API should expose these methods in the very near future...</span> |
|
|
228 |
<span class="c"></span> <span class="nx">doc</span><span class="o">.</span><span class="nx">invoke</span><span class="o">(</span><span class="s1">'open'</span><span class="o">);</span> |
|
|
229 |
<span class="nx">doc</span><span class="o">.</span><span class="nx">invoke</span><span class="o">(</span><span class="s1">'write'</span><span class="o">,</span> <span class="nx">html</span><span class="o">,</span> <span class="s1">''</span><span class="o">,</span> <span class="s1">''</span><span class="o">,</span> <span class="s1">''</span><span class="o">,</span> <span class="s1">''</span><span class="o">);</span> <span class="c">// see bug #2447937</span> |
|
|
230 |
<span class="c"></span> <span class="nx">doc</span><span class="o">.</span><span class="nx">invoke</span><span class="o">(</span><span class="s1">'close'</span><span class="o">);</span> |
|
|
231 |
<span class="k">return</span> <span class="kc">true</span><span class="o">;</span> |
|
|
232 |
<span class="o">}</span> <span class="k">catch</span> <span class="o">(</span><span class="nx">e</span><span class="o">)</span> <span class="o">{</span> |
|
|
233 |
<span class="k">return</span> <span class="kc">false</span><span class="o">;</span> |
|
|
234 |
<span class="o">}</span> |
|
|
235 |
<span class="o">}</span> |
|
|
236 |
|
|
|
237 |
<span class="c">/**</span> |
|
|
238 |
<span class="c"> * Periodically checks whether our internal IFrame is ready to be used</span> |
|
|
239 |
<span class="c"> * @method _checkIframeLoaded</span> |
|
|
240 |
<span class="c"> * @private</span> |
|
|
241 |
<span class="c"> */</span> |
|
|
242 |
<span class="k">function</span> <span class="nx">_checkIframeLoaded</span><span class="o">()</span> <span class="o">{</span> |
|
|
243 |
<span class="k">var</span> <span class="nx">elem</span><span class="o">,</span> <span class="nx">fqstate</span><span class="o">,</span> <span class="nx">hash</span><span class="o">;</span> |
|
|
244 |
|
|
|
245 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">G</span><span class="o">.</span><span class="nx">_historyIFrame</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'contentWindow.document'</span><span class="o">))</span> <span class="o">{</span> |
|
|
246 |
<span class="c">// Check again in 10 msec...</span> |
|
|
247 |
<span class="c"></span> <span class="nx">setTimeout</span><span class="o">(</span><span class="nx">_checkIframeLoaded</span><span class="o">,</span> <span class="m">10</span><span class="o">);</span> |
|
|
248 |
<span class="k">return</span><span class="o">;</span> |
|
|
249 |
<span class="o">}</span> |
|
|
250 |
|
|
|
251 |
<span class="c">// Periodically check whether a navigate operation has been</span> |
|
|
252 |
<span class="c"></span> <span class="c">// requested on the main window. This will happen when</span> |
|
|
253 |
<span class="c"></span> <span class="c">// History.navigate has been called or after the user</span> |
|
|
254 |
<span class="c"></span> <span class="c">// has hit the back/forward button.</span> |
|
|
255 |
<span class="c"></span> <span class="nx">elem</span> <span class="o">=</span> <span class="nx">G</span><span class="o">.</span><span class="nx">_historyIFrame</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'contentWindow.document.body'</span><span class="o">);</span> |
|
|
256 |
<span class="c">// We must use innerText, and not innerHTML because our string contains</span> |
|
|
257 |
<span class="c"></span> <span class="c">// the "&" character (which would end up being escaped as "&amp;") and</span> |
|
|
258 |
<span class="c"></span> <span class="c">// the string comparison would fail...</span> |
|
|
259 |
<span class="c"></span> <span class="nx">fqstate</span> <span class="o">=</span> <span class="nx">elem</span> <span class="o">?</span> <span class="nx">elem</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'innerText'</span><span class="o">)</span> <span class="o">:</span> <span class="kc">null</span><span class="o">;</span> |
|
|
260 |
|
|
|
261 |
<span class="nx">hash</span> <span class="o">=</span> <span class="nx">_getHash</span><span class="o">();</span> |
|
|
262 |
|
|
|
263 |
<span class="nx">setInterval</span><span class="o">(</span><span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
264 |
<span class="k">var</span> <span class="nx">newfqstate</span><span class="o">,</span> <span class="nx">states</span><span class="o">,</span> <span class="nx">newHash</span><span class="o">;</span> |
|
|
265 |
|
|
|
266 |
<span class="nx">elem</span> <span class="o">=</span> <span class="nx">G</span><span class="o">.</span><span class="nx">_historyIFrame</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'contentWindow.document.body'</span><span class="o">);</span> |
|
|
267 |
<span class="c">// See my comment above about using innerText instead of innerHTML...</span> |
|
|
268 |
<span class="c"></span> <span class="nx">newfqstate</span> <span class="o">=</span> <span class="nx">elem</span> <span class="o">?</span> <span class="nx">elem</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'innerText'</span><span class="o">)</span> <span class="o">:</span> <span class="kc">null</span><span class="o">;</span> |
|
|
269 |
|
|
|
270 |
<span class="nx">newHash</span> <span class="o">=</span> <span class="nx">_getHash</span><span class="o">();</span> |
|
|
271 |
|
|
|
272 |
<span class="k">if</span> <span class="o">(</span><span class="nx">newfqstate</span> <span class="o">!==</span> <span class="nx">fqstate</span><span class="o">)</span> <span class="o">{</span> |
|
|
273 |
|
|
|
274 |
<span class="nx">fqstate</span> <span class="o">=</span> <span class="nx">newfqstate</span><span class="o">;</span> |
|
|
275 |
<span class="nx">_handleFQStateChange</span><span class="o">(</span><span class="nx">fqstate</span><span class="o">);</span> |
|
|
276 |
|
|
|
277 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">fqstate</span><span class="o">)</span> <span class="o">{</span> |
|
|
278 |
<span class="nx">states</span> <span class="o">=</span> <span class="o">[];</span> |
|
|
279 |
<span class="nx">Y</span><span class="o">.</span><span class="nb">Object</span><span class="o">.</span><span class="nx">each</span><span class="o">(</span><span class="nx">G</span><span class="o">.</span><span class="nx">_modules</span><span class="o">,</span> <span class="k">function</span> <span class="o">(</span><span class="nx">module</span><span class="o">,</span> <span class="nx">moduleId</span><span class="o">)</span> <span class="o">{</span> |
|
|
280 |
<span class="nx">states</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">moduleId</span> <span class="o">+</span> <span class="s1">'='</span> <span class="o">+</span> <span class="nx">module</span><span class="o">.</span><span class="nx">initialState</span><span class="o">);</span> |
|
|
281 |
<span class="o">});</span> |
|
|
282 |
<span class="nx">newHash</span> <span class="o">=</span> <span class="nx">states</span><span class="o">.</span><span class="nx">join</span><span class="o">(</span><span class="s1">'&'</span><span class="o">);</span> |
|
|
283 |
<span class="o">}</span> <span class="k">else</span> <span class="o">{</span> |
|
|
284 |
<span class="nx">newHash</span> <span class="o">=</span> <span class="nx">fqstate</span><span class="o">;</span> |
|
|
285 |
<span class="o">}</span> |
|
|
286 |
|
|
|
287 |
<span class="c">// Allow the state to be bookmarked by setting the top window's</span> |
|
|
288 |
<span class="c"></span> <span class="c">// URL fragment identifier. Note that here, we are on IE < 8</span> |
|
|
289 |
<span class="c"></span> <span class="c">// which does not touch the browser history when changing the</span> |
|
|
290 |
<span class="c"></span> <span class="c">// hash (unlike all the other browsers).</span> |
|
|
291 |
<span class="c"></span> <span class="nx">win</span><span class="o">.</span><span class="nx">location</span><span class="o">.</span><span class="nx">hash</span> <span class="o">=</span> <span class="nx">hash</span> <span class="o">=</span> <span class="nx">newHash</span><span class="o">;</span> |
|
|
292 |
|
|
|
293 |
<span class="nx">_storeStates</span><span class="o">();</span> |
|
|
294 |
|
|
|
295 |
<span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">newHash</span> <span class="o">!==</span> <span class="nx">hash</span><span class="o">)</span> <span class="o">{</span> |
|
|
296 |
|
|
|
297 |
<span class="c">// The hash has changed. The user might have clicked on a link,</span> |
|
|
298 |
<span class="c"></span> <span class="c">// or modified the URL directly, or opened the same application</span> |
|
|
299 |
<span class="c"></span> <span class="c">// bookmarked in a specific state using a bookmark. However, we</span> |
|
|
300 |
<span class="c"></span> <span class="c">// know the hash change was not caused by a hit on the back or</span> |
|
|
301 |
<span class="c"></span> <span class="c">// forward buttons, or by a call to navigate() (because it would</span> |
|
|
302 |
<span class="c"></span> <span class="c">// have been handled above) We must handle these cases, which is</span> |
|
|
303 |
<span class="c"></span> <span class="c">// why we also need to keep track of hash changes on IE!</span> |
|
|
304 |
<span class="c"></span> |
|
|
305 |
<span class="c">// Note that IE6 has some major issues with this kind of user</span> |
|
|
306 |
<span class="c"></span> <span class="c">// interaction (the history stack gets completely messed up)</span> |
|
|
307 |
<span class="c"></span> <span class="c">// but it seems to work fine on IE7.</span> |
|
|
308 |
<span class="c"></span> |
|
|
309 |
<span class="nx">hash</span> <span class="o">=</span> <span class="nx">newHash</span><span class="o">;</span> |
|
|
310 |
|
|
|
311 |
<span class="c">// Now, store a new history entry. The following will cause the</span> |
|
|
312 |
<span class="c"></span> <span class="c">// code above to execute, doing all the dirty work for us...</span> |
|
|
313 |
<span class="c"></span> <span class="nx">_updateIFrame</span><span class="o">(</span><span class="nx">newHash</span><span class="o">);</span> |
|
|
314 |
<span class="o">}</span> |
|
|
315 |
|
|
|
316 |
<span class="o">},</span> <span class="m">50</span><span class="o">);</span> |
|
|
317 |
|
|
|
318 |
<span class="nx">G</span><span class="o">.</span><span class="nx">ready</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span> |
|
|
319 |
<span class="nx">H</span><span class="o">.</span><span class="nx">fire</span><span class="o">(</span><span class="nx">EV_HISTORY_READY</span><span class="o">);</span> |
|
|
320 |
<span class="o">}</span> |
|
|
321 |
|
|
|
322 |
<span class="c">/**</span> |
|
|
323 |
<span class="c"> * Finish up the initialization of the browser utility library.</span> |
|
|
324 |
<span class="c"> * @method _initialize</span> |
|
|
325 |
<span class="c"> * @private</span> |
|
|
326 |
<span class="c"> */</span> |
|
|
327 |
<span class="k">function</span> <span class="nx">_initialize</span><span class="o">()</span> <span class="o">{</span> |
|
|
328 |
<span class="k">var</span> <span class="nx">m</span><span class="o">,</span> <span class="nx">parts</span><span class="o">,</span> <span class="nx">moduleId</span><span class="o">,</span> <span class="nx">module</span><span class="o">,</span> <span class="nx">initialState</span><span class="o">,</span> <span class="nx">currentState</span><span class="o">,</span> <span class="nx">hash</span><span class="o">;</span> |
|
|
329 |
|
|
|
330 |
<span class="c">// Decode the content of our storage field...</span> |
|
|
331 |
<span class="c"></span> <span class="nx">parts</span> <span class="o">=</span> <span class="nx">G</span><span class="o">.</span><span class="nx">_stateField</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'value'</span><span class="o">).</span><span class="nx">split</span><span class="o">(</span><span class="s1">'|'</span><span class="o">);</span> |
|
|
332 |
|
|
|
333 |
<span class="k">if</span> <span class="o">(</span><span class="nx">parts</span><span class="o">.</span><span class="nx">length</span> <span class="o">></span> <span class="m">1</span><span class="o">)</span> <span class="o">{</span> |
|
|
334 |
|
|
|
335 |
<span class="nx">REGEXP</span><span class="o">.</span><span class="nx">lastIndex</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span> |
|
|
336 |
<span class="k">while</span> <span class="o">((</span><span class="nx">m</span> <span class="o">=</span> <span class="nx">REGEXP</span><span class="o">.</span><span class="nx">exec</span><span class="o">(</span><span class="nx">parts</span><span class="o">[</span><span class="m">0</span><span class="o">])))</span> <span class="o">{</span> |
|
|
337 |
<span class="nx">moduleId</span> <span class="o">=</span> <span class="nx">m</span><span class="o">[</span><span class="m">1</span><span class="o">];</span> |
|
|
338 |
<span class="nx">initialState</span> <span class="o">=</span> <span class="nx">m</span><span class="o">[</span><span class="m">2</span><span class="o">];</span> |
|
|
339 |
<span class="nx">module</span> <span class="o">=</span> <span class="nx">G</span><span class="o">.</span><span class="nx">_modules</span><span class="o">[</span><span class="nx">moduleId</span><span class="o">];</span> |
|
|
340 |
<span class="k">if</span> <span class="o">(</span><span class="nx">module</span><span class="o">)</span> <span class="o">{</span> |
|
|
341 |
<span class="nx">module</span><span class="o">.</span><span class="nx">initialState</span> <span class="o">=</span> <span class="nx">initialState</span><span class="o">;</span> |
|
|
342 |
<span class="o">}</span> |
|
|
343 |
<span class="o">}</span> |
|
|
344 |
|
|
|
345 |
<span class="nx">REGEXP</span><span class="o">.</span><span class="nx">lastIndex</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span> |
|
|
346 |
<span class="k">while</span> <span class="o">((</span><span class="nx">m</span> <span class="o">=</span> <span class="nx">REGEXP</span><span class="o">.</span><span class="nx">exec</span><span class="o">(</span><span class="nx">parts</span><span class="o">[</span><span class="m">1</span><span class="o">])))</span> <span class="o">{</span> |
|
|
347 |
<span class="nx">moduleId</span> <span class="o">=</span> <span class="nx">m</span><span class="o">[</span><span class="m">1</span><span class="o">];</span> |
|
|
348 |
<span class="nx">currentState</span> <span class="o">=</span> <span class="nx">m</span><span class="o">[</span><span class="m">2</span><span class="o">];</span> |
|
|
349 |
<span class="nx">module</span> <span class="o">=</span> <span class="nx">G</span><span class="o">.</span><span class="nx">_modules</span><span class="o">[</span><span class="nx">moduleId</span><span class="o">];</span> |
|
|
350 |
<span class="k">if</span> <span class="o">(</span><span class="nx">module</span><span class="o">)</span> <span class="o">{</span> |
|
|
351 |
<span class="nx">module</span><span class="o">.</span><span class="nx">currentState</span> <span class="o">=</span> <span class="nx">currentState</span><span class="o">;</span> |
|
|
352 |
<span class="o">}</span> |
|
|
353 |
<span class="o">}</span> |
|
|
354 |
<span class="o">}</span> |
|
|
355 |
|
|
|
356 |
<span class="c">// IE8 in IE7 mode defines window.onhashchange, but never fires it...</span> |
|
|
357 |
<span class="c"></span> <span class="k">if</span> <span class="o">(!</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isUndefined</span><span class="o">(</span><span class="nx">win</span><span class="o">.</span><span class="nx">onhashchange</span><span class="o">)</span> <span class="o">&&</span> |
|
|
358 |
<span class="o">(</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isUndefined</span><span class="o">(</span><span class="nx">doc</span><span class="o">.</span><span class="nx">documentMode</span><span class="o">)</span> <span class="o">||</span> <span class="nx">doc</span><span class="o">.</span><span class="nx">documentMode</span> <span class="o">></span> <span class="m">7</span><span class="o">))</span> <span class="o">{</span> |
|
|
359 |
|
|
|
360 |
<span class="c">// The HTML5 way of handling DHTML history...</span> |
|
|
361 |
<span class="c"></span> <span class="nx">win</span><span class="o">.</span><span class="nx">onhashchange</span> <span class="o">=</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
362 |
<span class="k">var</span> <span class="nx">hash</span> <span class="o">=</span> <span class="nx">_getHash</span><span class="o">();</span> |
|
|
363 |
<span class="nx">_handleFQStateChange</span><span class="o">(</span><span class="nx">hash</span><span class="o">);</span> |
|
|
364 |
<span class="nx">_storeStates</span><span class="o">();</span> |
|
|
365 |
<span class="o">};</span> |
|
|
366 |
|
|
|
367 |
<span class="nx">G</span><span class="o">.</span><span class="nx">ready</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span> |
|
|
368 |
<span class="nx">H</span><span class="o">.</span><span class="nx">fire</span><span class="o">(</span><span class="nx">EV_HISTORY_READY</span><span class="o">);</span> |
|
|
369 |
|
|
|
370 |
<span class="o">}</span> <span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">_useIFrame</span><span class="o">)</span> <span class="o">{</span> |
|
|
371 |
|
|
|
372 |
<span class="c">// IE < 8 or IE8 in quirks mode or IE7 standards mode</span> |
|
|
373 |
<span class="c"></span> <span class="nx">_checkIframeLoaded</span><span class="o">();</span> |
|
|
374 |
|
|
|
375 |
<span class="o">}</span> <span class="k">else</span> <span class="o">{</span> |
|
|
376 |
|
|
|
377 |
<span class="c">// Periodically check whether a navigate operation has been</span> |
|
|
378 |
<span class="c"></span> <span class="c">// requested on the main window. This will happen when</span> |
|
|
379 |
<span class="c"></span> <span class="c">// History.navigate has been called, or after the user</span> |
|
|
380 |
<span class="c"></span> <span class="c">// has hit the back/forward button.</span> |
|
|
381 |
<span class="c"></span> |
|
|
382 |
<span class="c">// On Gecko and Opera, we just need to watch the hash...</span> |
|
|
383 |
<span class="c"></span> <span class="nx">hash</span> <span class="o">=</span> <span class="nx">_getHash</span><span class="o">();</span> |
|
|
384 |
|
|
|
385 |
<span class="nx">setInterval</span><span class="o">(</span><span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
386 |
<span class="k">var</span> <span class="nx">newHash</span> <span class="o">=</span> <span class="nx">_getHash</span><span class="o">();</span> |
|
|
387 |
<span class="k">if</span> <span class="o">(</span><span class="nx">newHash</span> <span class="o">!==</span> <span class="nx">hash</span><span class="o">)</span> <span class="o">{</span> |
|
|
388 |
<span class="nx">hash</span> <span class="o">=</span> <span class="nx">newHash</span><span class="o">;</span> |
|
|
389 |
<span class="nx">_handleFQStateChange</span><span class="o">(</span><span class="nx">hash</span><span class="o">);</span> |
|
|
390 |
<span class="nx">_storeStates</span><span class="o">();</span> |
|
|
391 |
<span class="o">}</span> |
|
|
392 |
<span class="o">},</span> <span class="m">50</span><span class="o">);</span> |
|
|
393 |
|
|
|
394 |
<span class="nx">G</span><span class="o">.</span><span class="nx">ready</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span> |
|
|
395 |
<span class="nx">H</span><span class="o">.</span><span class="nx">fire</span><span class="o">(</span><span class="nx">EV_HISTORY_READY</span><span class="o">);</span> |
|
|
396 |
<span class="o">}</span> |
|
|
397 |
<span class="o">}</span> |
|
|
398 |
|
|
|
399 |
|
|
|
400 |
<span class="nx">H</span> <span class="o">=</span> <span class="o">{</span> |
|
|
401 |
|
|
|
402 |
<span class="c">/**</span> |
|
|
403 |
<span class="c"> * Registers a new module.</span> |
|
|
404 |
<span class="c"> * @method register</span> |
|
|
405 |
<span class="c"> * @param {string} moduleId Non-empty string uniquely identifying the</span> |
|
|
406 |
<span class="c"> * module you wish to register.</span> |
|
|
407 |
<span class="c"> * @param {string} initialState The initial state of the specified</span> |
|
|
408 |
<span class="c"> * module corresponding to its earliest history entry.</span> |
|
|
409 |
<span class="c"> * @return {History.Module} The newly registered module</span> |
|
|
410 |
<span class="c"> */</span> |
|
|
411 |
<span class="nx">register</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">moduleId</span><span class="o">,</span> <span class="nx">initialState</span><span class="o">)</span> <span class="o">{</span> |
|
|
412 |
<span class="k">var</span> <span class="nx">module</span><span class="o">;</span> |
|
|
413 |
|
|
|
414 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isString</span><span class="o">(</span><span class="nx">moduleId</span><span class="o">)</span> <span class="o">||</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">trim</span><span class="o">(</span><span class="nx">moduleId</span><span class="o">)</span> <span class="o">===</span> <span class="s1">''</span> <span class="o">||</span> <span class="o">!</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isString</span><span class="o">(</span><span class="nx">initialState</span><span class="o">))</span> <span class="o">{</span> |
|
|
415 |
<span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span><span class="o">(</span><span class="nx">E_MISSING_OR_INVALID_ARG</span><span class="o">);</span> |
|
|
416 |
<span class="o">}</span> |
|
|
417 |
|
|
|
418 |
<span class="nx">moduleId</span> <span class="o">=</span> <span class="nx">encode</span><span class="o">(</span><span class="nx">moduleId</span><span class="o">);</span> |
|
|
419 |
<span class="nx">initialState</span> <span class="o">=</span> <span class="nx">encode</span><span class="o">(</span><span class="nx">initialState</span><span class="o">);</span> |
|
|
420 |
|
|
|
421 |
<span class="k">if</span> <span class="o">(</span><span class="nx">G</span><span class="o">.</span><span class="nx">_modules</span><span class="o">[</span><span class="nx">moduleId</span><span class="o">])</span> <span class="o">{</span> |
|
|
422 |
<span class="c">// The module seems to have already been registered.</span> |
|
|
423 |
<span class="c"></span> <span class="k">return</span><span class="o">;</span> |
|
|
424 |
<span class="o">}</span> |
|
|
425 |
|
|
|
426 |
<span class="c">// Note: A module CANNOT be registered once the browser history</span> |
|
|
427 |
<span class="c"></span> <span class="c">// utility has been initialized. This is related to reading and</span> |
|
|
428 |
<span class="c"></span> <span class="c">// writing state values from/to the input field. Relaxing this</span> |
|
|
429 |
<span class="c"></span> <span class="c">// rule would potentially create situations rather complicated</span> |
|
|
430 |
<span class="c"></span> <span class="c">// to deal with.</span> |
|
|
431 |
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">G</span><span class="o">.</span><span class="nx">ready</span><span class="o">)</span> <span class="o">{</span> |
|
|
432 |
<span class="k">return</span> <span class="kc">null</span><span class="o">;</span> |
|
|
433 |
<span class="o">}</span> |
|
|
434 |
|
|
|
435 |
<span class="nx">module</span> <span class="o">=</span> <span class="k">new</span> <span class="nx">H</span><span class="o">.</span><span class="nx">Module</span><span class="o">(</span><span class="nx">moduleId</span><span class="o">,</span> <span class="nx">initialState</span><span class="o">);</span> |
|
|
436 |
<span class="nx">G</span><span class="o">.</span><span class="nx">_modules</span><span class="o">[</span><span class="nx">moduleId</span><span class="o">]</span> <span class="o">=</span> <span class="nx">module</span><span class="o">;</span> |
|
|
437 |
<span class="k">return</span> <span class="nx">module</span><span class="o">;</span> |
|
|
438 |
<span class="o">},</span> |
|
|
439 |
|
|
|
440 |
<span class="c">/**</span> |
|
|
441 |
<span class="c"> * Initializes the Browser History Manager. Call this method</span> |
|
|
442 |
<span class="c"> * from a script block located right after the opening body tag.</span> |
|
|
443 |
<span class="c"> * @method initialize</span> |
|
|
444 |
<span class="c"> * @param {string|HTML Element} stateField <input type="hidden"> used</span> |
|
|
445 |
<span class="c"> * to store application states. Must be in the static markup.</span> |
|
|
446 |
<span class="c"> * @param {string|HTML Element} historyIFrame IFrame used to store</span> |
|
|
447 |
<span class="c"> * the history (only required for IE6/7)</span> |
|
|
448 |
<span class="c"> * @public</span> |
|
|
449 |
<span class="c"> */</span> |
|
|
450 |
<span class="nx">initialize</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">stateField</span><span class="o">,</span> <span class="nx">historyIFrame</span><span class="o">)</span> <span class="o">{</span> |
|
|
451 |
<span class="k">var</span> <span class="nx">tagName</span><span class="o">,</span> <span class="nx">type</span><span class="o">;</span> |
|
|
452 |
|
|
|
453 |
<span class="k">if</span> <span class="o">(</span><span class="nx">G</span><span class="o">.</span><span class="nx">ready</span><span class="o">)</span> <span class="o">{</span> |
|
|
454 |
<span class="c">// The browser history utility has already been initialized.</span> |
|
|
455 |
<span class="c"></span> <span class="k">return</span> <span class="kc">true</span><span class="o">;</span> |
|
|
456 |
<span class="o">}</span> |
|
|
457 |
|
|
|
458 |
<span class="nx">stateField</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">stateField</span><span class="o">);</span> |
|
|
459 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">stateField</span><span class="o">)</span> <span class="o">{</span> |
|
|
460 |
<span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span><span class="o">(</span><span class="nx">E_MISSING_OR_INVALID_ARG</span><span class="o">);</span> |
|
|
461 |
<span class="o">}</span> |
|
|
462 |
|
|
|
463 |
<span class="nx">tagName</span> <span class="o">=</span> <span class="nx">stateField</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'tagName'</span><span class="o">).</span><span class="nx">toUpperCase</span><span class="o">();</span> |
|
|
464 |
<span class="nx">type</span> <span class="o">=</span> <span class="nx">stateField</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'type'</span><span class="o">);</span> |
|
|
465 |
|
|
|
466 |
<span class="k">if</span> <span class="o">(</span><span class="nx">tagName</span> <span class="o">!==</span> <span class="s1">'TEXTAREA'</span> <span class="o">&&</span> <span class="o">(</span><span class="nx">tagName</span> <span class="o">!==</span> <span class="s1">'INPUT'</span> <span class="o">||</span> <span class="nx">type</span> <span class="o">!==</span> <span class="s1">'hidden'</span> <span class="o">&&</span> <span class="nx">type</span> <span class="o">!==</span> <span class="s1">'text'</span><span class="o">))</span> <span class="o">{</span> |
|
|
467 |
<span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span><span class="o">(</span><span class="nx">E_MISSING_OR_INVALID_ARG</span><span class="o">);</span> |
|
|
468 |
<span class="o">}</span> |
|
|
469 |
|
|
|
470 |
<span class="c">// IE < 8 or IE8 in quirks mode or IE7 standards mode</span> |
|
|
471 |
<span class="c"></span> <span class="k">if</span> <span class="o">(</span><span class="nx">Y</span><span class="o">.</span><span class="nx">UA</span><span class="o">.</span><span class="nx">ie</span> <span class="o">&&</span> <span class="o">(</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isUndefined</span><span class="o">(</span><span class="nx">doc</span><span class="o">.</span><span class="nx">documentMode</span><span class="o">)</span> <span class="o">||</span> <span class="nx">doc</span><span class="o">.</span><span class="nx">documentMode</span> <span class="o"><</span> <span class="m">8</span><span class="o">))</span> <span class="o">{</span> |
|
|
472 |
<span class="nx">_useIFrame</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span> |
|
|
473 |
<span class="nx">historyIFrame</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">historyIFrame</span><span class="o">);</span> |
|
|
474 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">historyIFrame</span> <span class="o">||</span> <span class="nx">historyIFrame</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s1">'tagName'</span><span class="o">).</span><span class="nx">toUpperCase</span><span class="o">()</span> <span class="o">!==</span> <span class="s1">'IFRAME'</span><span class="o">)</span> <span class="o">{</span> |
|
|
475 |
<span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span><span class="o">(</span><span class="nx">E_MISSING_OR_INVALID_ARG</span><span class="o">);</span> |
|
|
476 |
<span class="o">}</span> |
|
|
477 |
<span class="o">}</span> |
|
|
478 |
|
|
|
479 |
<span class="k">if</span> <span class="o">(</span><span class="nx">Y</span><span class="o">.</span><span class="nx">UA</span><span class="o">.</span><span class="nx">opera</span> <span class="o">&&</span> <span class="o">!</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isUndefined</span><span class="o">(</span><span class="nx">win</span><span class="o">.</span><span class="nx">history</span><span class="o">.</span><span class="nx">navigationMode</span><span class="o">))</span> <span class="o">{</span> |
|
|
480 |
<span class="c">// Disable Opera's fast back/forward navigation mode and put</span> |
|
|
481 |
<span class="c"></span> <span class="c">// it in compatible mode. This makes anchor-based history</span> |
|
|
482 |
<span class="c"></span> <span class="c">// navigation work after the page has been navigated away</span> |
|
|
483 |
<span class="c"></span> <span class="c">// from and re-activated, at the cost of slowing down</span> |
|
|
484 |
<span class="c"></span> <span class="c">// back/forward navigation to and from that page.</span> |
|
|
485 |
<span class="c"></span> <span class="nx">win</span><span class="o">.</span><span class="nx">history</span><span class="o">.</span><span class="nx">navigationMode</span> <span class="o">=</span> <span class="s1">'compatible'</span><span class="o">;</span> |
|
|
486 |
<span class="o">}</span> |
|
|
487 |
|
|
|
488 |
<span class="nx">G</span><span class="o">.</span><span class="nx">_stateField</span> <span class="o">=</span> <span class="nx">stateField</span><span class="o">;</span> |
|
|
489 |
<span class="nx">G</span><span class="o">.</span><span class="nx">_historyIFrame</span> <span class="o">=</span> <span class="nx">historyIFrame</span><span class="o">;</span> |
|
|
490 |
|
|
|
491 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="s1">'domready'</span><span class="o">,</span> <span class="nx">_initialize</span><span class="o">);</span> |
|
|
492 |
<span class="k">return</span> <span class="kc">true</span><span class="o">;</span> |
|
|
493 |
<span class="o">},</span> |
|
|
494 |
|
|
|
495 |
<span class="c">/**</span> |
|
|
496 |
<span class="c"> * Stores a new entry in the browser history by changing the state of a registered module.</span> |
|
|
497 |
<span class="c"> * @method navigate</span> |
|
|
498 |
<span class="c"> * @param {string} module Non-empty string representing your module.</span> |
|
|
499 |
<span class="c"> * @param {string} state String representing the new state of the specified module.</span> |
|
|
500 |
<span class="c"> * @return {boolean} Indicates whether the new state was successfully added to the history.</span> |
|
|
501 |
<span class="c"> * @public</span> |
|
|
502 |
<span class="c"> */</span> |
|
|
503 |
<span class="nx">navigate</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">moduleId</span><span class="o">,</span> <span class="nx">state</span><span class="o">)</span> <span class="o">{</span> |
|
|
504 |
<span class="k">var</span> <span class="nx">states</span><span class="o">;</span> |
|
|
505 |
|
|
|
506 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isString</span><span class="o">(</span><span class="nx">moduleId</span><span class="o">)</span> <span class="o">||</span> <span class="o">!</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isString</span><span class="o">(</span><span class="nx">state</span><span class="o">))</span> <span class="o">{</span> |
|
|
507 |
<span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span><span class="o">(</span><span class="nx">E_MISSING_OR_INVALID_ARG</span><span class="o">);</span> |
|
|
508 |
<span class="o">}</span> |
|
|
509 |
|
|
|
510 |
<span class="c">// The ncoding of module id and state takes place in mutiNavigate.</span> |
|
|
511 |
<span class="c"></span> <span class="nx">states</span> <span class="o">=</span> <span class="o">{};</span> |
|
|
512 |
<span class="nx">states</span><span class="o">[</span><span class="nx">moduleId</span><span class="o">]</span> <span class="o">=</span> <span class="nx">state</span><span class="o">;</span> |
|
|
513 |
|
|
|
514 |
<span class="k">return</span> <span class="nx">H</span><span class="o">.</span><span class="nx">multiNavigate</span><span class="o">(</span><span class="nx">states</span><span class="o">);</span> |
|
|
515 |
<span class="o">},</span> |
|
|
516 |
|
|
|
517 |
<span class="c">/**</span> |
|
|
518 |
<span class="c"> * Stores a new entry in the browser history by changing the state</span> |
|
|
519 |
<span class="c"> * of several registered modules in one atomic operation.</span> |
|
|
520 |
<span class="c"> * @method multiNavigate</span> |
|
|
521 |
<span class="c"> * @param {object} states Associative array of module-state pairs to set simultaneously.</span> |
|
|
522 |
<span class="c"> * @return {boolean} Indicates whether the new state was successfully added to the history.</span> |
|
|
523 |
<span class="c"> * @public</span> |
|
|
524 |
<span class="c"> */</span> |
|
|
525 |
<span class="nx">multiNavigate</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">states</span><span class="o">)</span> <span class="o">{</span> |
|
|
526 |
<span class="k">var</span> <span class="nx">newStates</span> <span class="o">=</span> <span class="o">[],</span> <span class="nx">fqstate</span><span class="o">,</span> <span class="nx">globalStateChanged</span> <span class="o">=</span> <span class="kc">false</span><span class="o">;</span> |
|
|
527 |
|
|
|
528 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">G</span><span class="o">.</span><span class="nx">ready</span><span class="o">)</span> <span class="o">{</span> |
|
|
529 |
<span class="k">return</span> <span class="kc">false</span><span class="o">;</span> |
|
|
530 |
<span class="o">}</span> |
|
|
531 |
|
|
|
532 |
<span class="nx">Y</span><span class="o">.</span><span class="nb">Object</span><span class="o">.</span><span class="nx">each</span><span class="o">(</span><span class="nx">G</span><span class="o">.</span><span class="nx">_modules</span><span class="o">,</span> <span class="k">function</span> <span class="o">(</span><span class="nx">module</span><span class="o">,</span> <span class="nx">moduleId</span><span class="o">)</span> <span class="o">{</span> |
|
|
533 |
<span class="k">var</span> <span class="nx">state</span><span class="o">,</span> <span class="nx">decodedModuleId</span> <span class="o">=</span> <span class="nx">decode</span><span class="o">(</span><span class="nx">moduleId</span><span class="o">);</span> |
|
|
534 |
|
|
|
535 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">states</span><span class="o">.</span><span class="nx">hasOwnProperty</span><span class="o">(</span><span class="nx">decodedModuleId</span><span class="o">))</span> <span class="o">{</span> |
|
|
536 |
<span class="c">// The caller did not wish to modify the state of this</span> |
|
|
537 |
<span class="c"></span> <span class="c">// module. We must however include it in fqstate!</span> |
|
|
538 |
<span class="c"></span> <span class="nx">state</span> <span class="o">=</span> <span class="nx">module</span><span class="o">.</span><span class="nx">currentState</span><span class="o">;</span> |
|
|
539 |
<span class="o">}</span> <span class="k">else</span> <span class="o">{</span> |
|
|
540 |
<span class="nx">state</span> <span class="o">=</span> <span class="nx">encode</span><span class="o">(</span><span class="nx">states</span><span class="o">[</span><span class="nx">decodedModuleId</span><span class="o">]);</span> |
|
|
541 |
<span class="k">if</span> <span class="o">(</span><span class="nx">state</span> <span class="o">!==</span> <span class="nx">module</span><span class="o">.</span><span class="nx">upcomingState</span><span class="o">)</span> <span class="o">{</span> |
|
|
542 |
<span class="nx">module</span><span class="o">.</span><span class="nx">upcomingState</span> <span class="o">=</span> <span class="nx">state</span><span class="o">;</span> |
|
|
543 |
<span class="nx">globalStateChanged</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span> |
|
|
544 |
<span class="o">}</span> |
|
|
545 |
<span class="o">}</span> |
|
|
546 |
|
|
|
547 |
<span class="nx">newStates</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">moduleId</span> <span class="o">+</span> <span class="s1">'='</span> <span class="o">+</span> <span class="nx">state</span><span class="o">);</span> |
|
|
548 |
<span class="o">});</span> |
|
|
549 |
|
|
|
550 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">globalStateChanged</span><span class="o">)</span> <span class="o">{</span> |
|
|
551 |
<span class="c">// Nothing changed, so don't do anything.</span> |
|
|
552 |
<span class="c"></span> <span class="k">return</span> <span class="kc">false</span><span class="o">;</span> |
|
|
553 |
<span class="o">}</span> |
|
|
554 |
|
|
|
555 |
<span class="nx">fqstate</span> <span class="o">=</span> <span class="nx">newStates</span><span class="o">.</span><span class="nx">join</span><span class="o">(</span><span class="s1">'&'</span><span class="o">);</span> |
|
|
556 |
|
|
|
557 |
<span class="k">if</span> <span class="o">(</span><span class="nx">_useIFrame</span><span class="o">)</span> <span class="o">{</span> |
|
|
558 |
<span class="k">return</span> <span class="nx">_updateIFrame</span><span class="o">(</span><span class="nx">fqstate</span><span class="o">);</span> |
|
|
559 |
<span class="o">}</span> <span class="k">else</span> <span class="o">{</span> |
|
|
560 |
<span class="nx">win</span><span class="o">.</span><span class="nx">location</span><span class="o">.</span><span class="nx">hash</span> <span class="o">=</span> <span class="nx">fqstate</span><span class="o">;</span> |
|
|
561 |
<span class="k">return</span> <span class="kc">true</span><span class="o">;</span> |
|
|
562 |
<span class="o">}</span> |
|
|
563 |
<span class="o">},</span> |
|
|
564 |
|
|
|
565 |
<span class="c">/**</span> |
|
|
566 |
<span class="c"> * Returns the current state of the specified module.</span> |
|
|
567 |
<span class="c"> * @method getCurrentState</span> |
|
|
568 |
<span class="c"> * @param {string} moduleId Non-empty string representing your module.</span> |
|
|
569 |
<span class="c"> * @return {string} The current state of the specified module.</span> |
|
|
570 |
<span class="c"> * @public</span> |
|
|
571 |
<span class="c"> */</span> |
|
|
572 |
<span class="nx">getCurrentState</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">moduleId</span><span class="o">)</span> <span class="o">{</span> |
|
|
573 |
<span class="k">var</span> <span class="nx">module</span><span class="o">;</span> |
|
|
574 |
|
|
|
575 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isString</span><span class="o">(</span><span class="nx">moduleId</span><span class="o">))</span> <span class="o">{</span> |
|
|
576 |
<span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span><span class="o">(</span><span class="nx">E_MISSING_OR_INVALID_ARG</span><span class="o">);</span> |
|
|
577 |
<span class="o">}</span> |
|
|
578 |
|
|
|
579 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">G</span><span class="o">.</span><span class="nx">ready</span><span class="o">)</span> <span class="o">{</span> |
|
|
580 |
<span class="k">return</span> <span class="kc">null</span><span class="o">;</span> |
|
|
581 |
<span class="o">}</span> |
|
|
582 |
|
|
|
583 |
<span class="nx">moduleId</span> <span class="o">=</span> <span class="nx">encode</span><span class="o">(</span><span class="nx">moduleId</span><span class="o">);</span> |
|
|
584 |
<span class="nx">module</span> <span class="o">=</span> <span class="nx">G</span><span class="o">.</span><span class="nx">_modules</span><span class="o">[</span><span class="nx">moduleId</span><span class="o">];</span> |
|
|
585 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">module</span><span class="o">)</span> <span class="o">{</span> |
|
|
586 |
<span class="k">return</span> <span class="kc">null</span><span class="o">;</span> |
|
|
587 |
<span class="o">}</span> |
|
|
588 |
|
|
|
589 |
<span class="k">return</span> <span class="nx">decode</span><span class="o">(</span><span class="nx">module</span><span class="o">.</span><span class="nx">currentState</span><span class="o">);</span> |
|
|
590 |
<span class="o">},</span> |
|
|
591 |
|
|
|
592 |
<span class="c">/**</span> |
|
|
593 |
<span class="c"> * Returns the state of a module according to the URL fragment</span> |
|
|
594 |
<span class="c"> * identifier. This method is useful to initialize your modules</span> |
|
|
595 |
<span class="c"> * if your application was bookmarked from a particular state.</span> |
|
|
596 |
<span class="c"> * @method getBookmarkedState</span> |
|
|
597 |
<span class="c"> * @param {string} moduleId Non-empty string representing your module.</span> |
|
|
598 |
<span class="c"> * @return {string} The bookmarked state of the specified module.</span> |
|
|
599 |
<span class="c"> * @public</span> |
|
|
600 |
<span class="c"> */</span> |
|
|
601 |
<span class="nx">getBookmarkedState</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">moduleId</span><span class="o">)</span> <span class="o">{</span> |
|
|
602 |
<span class="k">var</span> <span class="nx">m</span><span class="o">,</span> <span class="nx">i</span><span class="o">,</span> <span class="nx">h</span><span class="o">;</span> |
|
|
603 |
|
|
|
604 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isString</span><span class="o">(</span><span class="nx">moduleId</span><span class="o">))</span> <span class="o">{</span> |
|
|
605 |
<span class="k">throw</span> <span class="k">new</span> <span class="nb">Error</span><span class="o">(</span><span class="nx">E_MISSING_OR_INVALID_ARG</span><span class="o">);</span> |
|
|
606 |
<span class="o">}</span> |
|
|
607 |
|
|
|
608 |
<span class="nx">moduleId</span> <span class="o">=</span> <span class="nx">encode</span><span class="o">(</span><span class="nx">moduleId</span><span class="o">);</span> |
|
|
609 |
|
|
|
610 |
<span class="c">// Use location.href instead of location.hash which is already</span> |
|
|
611 |
<span class="c"></span> <span class="c">// URL-decoded, which creates problems if the state value</span> |
|
|
612 |
<span class="c"></span> <span class="c">// contained special characters...</span> |
|
|
613 |
<span class="c"></span> <span class="nx">h</span> <span class="o">=</span> <span class="nx">win</span><span class="o">.</span><span class="nx">location</span><span class="o">.</span><span class="nx">href</span><span class="o">;</span> |
|
|
614 |
<span class="nx">i</span> <span class="o">=</span> <span class="nx">h</span><span class="o">.</span><span class="nx">indexOf</span><span class="o">(</span><span class="s1">'#'</span><span class="o">);</span> |
|
|
615 |
|
|
|
616 |
<span class="k">if</span> <span class="o">(</span><span class="nx">i</span> <span class="o">>=</span> <span class="m">0</span><span class="o">)</span> <span class="o">{</span> |
|
|
617 |
<span class="nx">h</span> <span class="o">=</span> <span class="nx">h</span><span class="o">.</span><span class="nx">substr</span><span class="o">(</span><span class="nx">i</span> <span class="o">+</span> <span class="m">1</span><span class="o">);</span> |
|
|
618 |
<span class="nx">REGEXP</span><span class="o">.</span><span class="nx">lastIndex</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span> |
|
|
619 |
<span class="k">while</span> <span class="o">((</span><span class="nx">m</span> <span class="o">=</span> <span class="nx">REGEXP</span><span class="o">.</span><span class="nx">exec</span><span class="o">(</span><span class="nx">h</span><span class="o">)))</span> <span class="o">{</span> |
|
|
620 |
<span class="k">if</span> <span class="o">(</span><span class="nx">m</span><span class="o">[</span><span class="m">1</span><span class="o">]</span> <span class="o">===</span> <span class="nx">moduleId</span><span class="o">)</span> <span class="o">{</span> |
|
|
621 |
<span class="k">return</span> <span class="nx">decode</span><span class="o">(</span><span class="nx">m</span><span class="o">[</span><span class="m">2</span><span class="o">]);</span> |
|
|
622 |
<span class="o">}</span> |
|
|
623 |
<span class="o">}</span> |
|
|
624 |
<span class="o">}</span> |
|
|
625 |
|
|
|
626 |
<span class="k">return</span> <span class="kc">null</span><span class="o">;</span> |
|
|
627 |
<span class="o">},</span> |
|
|
628 |
|
|
|
629 |
<span class="c">/**</span> |
|
|
630 |
<span class="c"> * Returns the value of the specified query string parameter.</span> |
|
|
631 |
<span class="c"> * This method is not used internally by the Browser History Manager.</span> |
|
|
632 |
<span class="c"> * However, it is provided here as a helper since many applications</span> |
|
|
633 |
<span class="c"> * using the Browser History Manager will want to read the value of</span> |
|
|
634 |
<span class="c"> * url parameters to initialize themselves.</span> |
|
|
635 |
<span class="c"> * @method getQueryStringParameter</span> |
|
|
636 |
<span class="c"> * @param {string} paramName Name of the parameter we want to look up.</span> |
|
|
637 |
<span class="c"> * @param {string} queryString Optional URL to look at. If not specified,</span> |
|
|
638 |
<span class="c"> * this method uses the URL in the address bar.</span> |
|
|
639 |
<span class="c"> * @return {string} The value of the specified parameter, or null.</span> |
|
|
640 |
<span class="c"> * @public</span> |
|
|
641 |
<span class="c"> */</span> |
|
|
642 |
<span class="nx">getQueryStringParameter</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">paramName</span><span class="o">,</span> <span class="nx">url</span><span class="o">)</span> <span class="o">{</span> |
|
|
643 |
<span class="k">var</span> <span class="nx">m</span><span class="o">,</span> <span class="nx">q</span><span class="o">,</span> <span class="nx">i</span><span class="o">;</span> |
|
|
644 |
|
|
|
645 |
<span class="nx">url</span> <span class="o">=</span> <span class="nx">url</span> <span class="o">||</span> <span class="nx">win</span><span class="o">.</span><span class="nx">location</span><span class="o">.</span><span class="nx">href</span><span class="o">;</span> |
|
|
646 |
|
|
|
647 |
<span class="nx">i</span> <span class="o">=</span> <span class="nx">url</span><span class="o">.</span><span class="nx">indexOf</span><span class="o">(</span><span class="s1">'?'</span><span class="o">);</span> |
|
|
648 |
<span class="nx">q</span> <span class="o">=</span> <span class="nx">i</span> <span class="o">>=</span> <span class="m">0</span> <span class="o">?</span> <span class="nx">url</span><span class="o">.</span><span class="nx">substr</span><span class="o">(</span><span class="nx">i</span> <span class="o">+</span> <span class="m">1</span><span class="o">)</span> <span class="o">:</span> <span class="nx">url</span><span class="o">;</span> |
|
|
649 |
|
|
|
650 |
<span class="c">// Remove the hash if any</span> |
|
|
651 |
<span class="c"></span> <span class="nx">i</span> <span class="o">=</span> <span class="nx">q</span><span class="o">.</span><span class="nx">lastIndexOf</span><span class="o">(</span><span class="s1">'#'</span><span class="o">);</span> |
|
|
652 |
<span class="nx">q</span> <span class="o">=</span> <span class="nx">i</span> <span class="o">>=</span> <span class="m">0</span> <span class="o">?</span> <span class="nx">q</span><span class="o">.</span><span class="nx">substr</span><span class="o">(</span><span class="m">0</span><span class="o">,</span> <span class="nx">i</span><span class="o">)</span> <span class="o">:</span> <span class="nx">q</span><span class="o">;</span> |
|
|
653 |
|
|
|
654 |
<span class="nx">REGEXP</span><span class="o">.</span><span class="nx">lastIndex</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span> |
|
|
655 |
<span class="k">while</span> <span class="o">((</span><span class="nx">m</span> <span class="o">=</span> <span class="nx">REGEXP</span><span class="o">.</span><span class="nx">exec</span><span class="o">(</span><span class="nx">q</span><span class="o">)))</span> <span class="o">{</span> |
|
|
656 |
<span class="k">if</span> <span class="o">(</span><span class="nx">m</span><span class="o">[</span><span class="m">1</span><span class="o">]</span> <span class="o">===</span> <span class="nx">paramName</span><span class="o">)</span> <span class="o">{</span> |
|
|
657 |
<span class="k">return</span> <span class="nx">decode</span><span class="o">(</span><span class="nx">m</span><span class="o">[</span><span class="m">2</span><span class="o">]);</span> |
|
|
658 |
<span class="o">}</span> |
|
|
659 |
<span class="o">}</span> |
|
|
660 |
|
|
|
661 |
<span class="k">return</span> <span class="kc">null</span><span class="o">;</span> |
|
|
662 |
<span class="o">}</span> |
|
|
663 |
<span class="o">};</span> |
|
|
664 |
|
|
|
665 |
|
|
|
666 |
<span class="c">// Make Y.History an event target</span> |
|
|
667 |
<span class="c"></span> <span class="nx">Y</span><span class="o">.</span><span class="nx">mix</span><span class="o">(</span><span class="nx">H</span><span class="o">,</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Event</span><span class="o">.</span><span class="nx">Target</span><span class="o">.</span><span class="nx">prototype</span><span class="o">);</span> |
|
|
668 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">Event</span><span class="o">.</span><span class="nx">Target</span><span class="o">.</span><span class="nx">call</span><span class="o">(</span><span class="nx">H</span><span class="o">);</span> |
|
|
669 |
|
|
|
670 |
|
|
|
671 |
<span class="c">/**</span> |
|
|
672 |
<span class="c"> * This class represents a browser history module.</span> |
|
|
673 |
<span class="c"> * @class History.Module</span> |
|
|
674 |
<span class="c"> * @constructor</span> |
|
|
675 |
<span class="c"> * @param id {String} the module identifier</span> |
|
|
676 |
<span class="c"> * @param initialState {String} the module's initial state</span> |
|
|
677 |
<span class="c"> */</span> |
|
|
678 |
<span class="nx">H</span><span class="o">.</span><span class="nx">Module</span> <span class="o">=</span> <span class="k">function</span> <span class="o">(</span><span class="nx">id</span><span class="o">,</span> <span class="nx">initialState</span><span class="o">)</span> <span class="o">{</span> |
|
|
679 |
|
|
|
680 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">Event</span><span class="o">.</span><span class="nx">Target</span><span class="o">.</span><span class="nx">call</span><span class="o">(</span><span class="k">this</span><span class="o">);</span> |
|
|
681 |
|
|
|
682 |
<span class="c">/**</span> |
|
|
683 |
<span class="c"> * The module identifier</span> |
|
|
684 |
<span class="c"> * @type String</span> |
|
|
685 |
<span class="c"> * @final</span> |
|
|
686 |
<span class="c"> */</span> |
|
|
687 |
<span class="k">this</span><span class="o">.</span><span class="nx">id</span> <span class="o">=</span> <span class="nx">id</span><span class="o">;</span> |
|
|
688 |
|
|
|
689 |
<span class="c">/**</span> |
|
|
690 |
<span class="c"> * The module's initial state</span> |
|
|
691 |
<span class="c"> * @type String</span> |
|
|
692 |
<span class="c"> * @final</span> |
|
|
693 |
<span class="c"> */</span> |
|
|
694 |
<span class="k">this</span><span class="o">.</span><span class="nx">initialState</span> <span class="o">=</span> <span class="nx">initialState</span><span class="o">;</span> |
|
|
695 |
|
|
|
696 |
<span class="c">/**</span> |
|
|
697 |
<span class="c"> * The module's current state</span> |
|
|
698 |
<span class="c"> * @type String</span> |
|
|
699 |
<span class="c"> * @final</span> |
|
|
700 |
<span class="c"> */</span> |
|
|
701 |
<span class="k">this</span><span class="o">.</span><span class="nx">currentState</span> <span class="o">=</span> <span class="nx">initialState</span><span class="o">;</span> |
|
|
702 |
|
|
|
703 |
<span class="c">/**</span> |
|
|
704 |
<span class="c"> * The module's upcoming state. There can be a slight delay between the</span> |
|
|
705 |
<span class="c"> * time a state is changed, and the time a state change is detected.</span> |
|
|
706 |
<span class="c"> * This property allows us to not fire the module state changed event</span> |
|
|
707 |
<span class="c"> * multiple times, making client code simpler.</span> |
|
|
708 |
<span class="c"> * @type String</span> |
|
|
709 |
<span class="c"> * @private</span> |
|
|
710 |
<span class="c"> * @final</span> |
|
|
711 |
<span class="c"> */</span> |
|
|
712 |
<span class="k">this</span><span class="o">.</span><span class="nx">upcomingState</span> <span class="o">=</span> <span class="nx">initialState</span><span class="o">;</span> |
|
|
713 |
<span class="o">};</span> |
|
|
714 |
|
|
|
715 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">mix</span><span class="o">(</span><span class="nx">H</span><span class="o">.</span><span class="nx">Module</span><span class="o">,</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Event</span><span class="o">.</span><span class="nx">Target</span><span class="o">,</span> <span class="kc">false</span><span class="o">,</span> <span class="kc">null</span><span class="o">,</span> <span class="m">1</span><span class="o">);</span> |
|
|
716 |
|
|
|
717 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">History</span> <span class="o">=</span> <span class="nx">H</span><span class="o">;</span> |
|
|
718 |
</pre></div> |
|
|
719 |
|
|
|
720 |
</div> |
|
|
721 |
</div> |
|
|
722 |
</div> |
|
|
723 |
<div class="yui-b"> |
|
|
724 |
<div class="nav"> |
|
|
725 |
|
|
|
726 |
<div id="moduleList" class="module"> |
|
|
727 |
<h4>Modules</h4> |
|
|
728 |
<ul class="content"> |
|
|
729 |
<li class=""><a href="module_anim.html" title="anim">anim</a></li> |
|
|
730 |
<li class=""><a href="module_async-queue.html" title="async-queue">async-queue</a></li> |
|
|
731 |
<li class=""><a href="module_attribute.html" title="attribute">attribute</a></li> |
|
|
732 |
<li class=""><a href="module_base.html" title="base">base</a></li> |
|
|
733 |
<li class=""><a href="module_cache.html" title="cache">cache</a></li> |
|
|
734 |
<li class=""><a href="module_classnamemanager.html" title="classnamemanager">classnamemanager</a></li> |
|
|
735 |
<li class=""><a href="module_collection.html" title="collection">collection</a></li> |
|
|
736 |
<li class=""><a href="module_console.html" title="console">console</a></li> |
|
|
737 |
<li class=""><a href="module_console-filters.html" title="console-filters">console-filters</a></li> |
|
|
738 |
<li class=""><a href="module_cookie.html" title="cookie">cookie</a></li> |
|
|
739 |
<li class=""><a href="module_dataschema.html" title="dataschema">dataschema</a></li> |
|
|
740 |
<li class=""><a href="module_datasource.html" title="datasource">datasource</a></li> |
|
|
741 |
<li class=""><a href="module_datatype.html" title="datatype">datatype</a></li> |
|
|
742 |
<li class=""><a href="module_dd.html" title="dd">dd</a></li> |
|
|
743 |
<li class=""><a href="module_dom.html" title="dom">dom</a></li> |
|
|
744 |
<li class=""><a href="module_dump.html" title="dump">dump</a></li> |
|
|
745 |
<li class=""><a href="module_event.html" title="event">event</a></li> |
|
|
746 |
<li class=""><a href="module_event-custom.html" title="event-custom">event-custom</a></li> |
|
|
747 |
<li class=""><a href="module_event-simulate.html" title="event-simulate">event-simulate</a></li> |
|
|
748 |
<li class="selected"><a href="module_history.html" title="history">history</a></li> |
|
|
749 |
<li class=""><a href="module_imageloader.html" title="imageloader">imageloader</a></li> |
|
|
750 |
<li class=""><a href="module_io.html" title="io">io</a></li> |
|
|
751 |
<li class=""><a href="module_json.html" title="json">json</a></li> |
|
|
752 |
<li class=""><a href="module_node.html" title="node">node</a></li> |
|
|
753 |
<li class=""><a href="module_node-focusmanager.html" title="node-focusmanager">node-focusmanager</a></li> |
|
|
754 |
<li class=""><a href="module_node-menunav.html" title="node-menunav">node-menunav</a></li> |
|
|
755 |
<li class=""><a href="module_oop.html" title="oop">oop</a></li> |
|
|
756 |
<li class=""><a href="module_overlay.html" title="overlay">overlay</a></li> |
|
|
757 |
<li class=""><a href="module_plugin.html" title="plugin">plugin</a></li> |
|
|
758 |
<li class=""><a href="module_profiler.html" title="profiler">profiler</a></li> |
|
|
759 |
<li class=""><a href="module_queue-promote.html" title="queue-promote">queue-promote</a></li> |
|
|
760 |
<li class=""><a href="module_slider.html" title="slider">slider</a></li> |
|
|
761 |
<li class=""><a href="module_stylesheet.html" title="stylesheet">stylesheet</a></li> |
|
|
762 |
<li class=""><a href="module_substitute.html" title="substitute">substitute</a></li> |
|
|
763 |
<li class=""><a href="module_test.html" title="test">test</a></li> |
|
|
764 |
<li class=""><a href="module_widget.html" title="widget">widget</a></li> |
|
|
765 |
<li class=""><a href="module_widget-position.html" title="widget-position">widget-position</a></li> |
|
|
766 |
<li class=""><a href="module_widget-position-ext.html" title="widget-position-ext">widget-position-ext</a></li> |
|
|
767 |
<li class=""><a href="module_widget-stack.html" title="widget-stack">widget-stack</a></li> |
|
|
768 |
<li class=""><a href="module_widget-stdmod.html" title="widget-stdmod">widget-stdmod</a></li> |
|
|
769 |
<li class=""><a href="module_yui.html" title="yui">yui</a></li> |
|
|
770 |
</ul> |
|
|
771 |
</div> |
|
|
772 |
|
|
|
773 |
<div id="classList" class="module"> |
|
|
774 |
<h4>Classes</h4> |
|
|
775 |
<ul class="content"> |
|
|
776 |
<li class=""><a href="History.html" title="History">History</a></li> |
|
|
777 |
<li class=""><a href="History.Module.html" title="History.Module">History.Module</a></li> |
|
|
778 |
</ul> |
|
|
779 |
</div> |
|
|
780 |
|
|
|
781 |
<div id="fileList" class="module"> |
|
|
782 |
<h4>Files</h4> |
|
|
783 |
<ul class="content"> |
|
|
784 |
<li class="selected"><a href="history.js.html" title="history.js">history.js</a></li> |
|
|
785 |
</ul> |
|
|
786 |
</div> |
|
|
787 |
|
|
|
788 |
|
|
|
789 |
|
|
|
790 |
|
|
|
791 |
|
|
|
792 |
</div> |
|
|
793 |
</div> |
|
|
794 |
</div> |
|
|
795 |
<div id="ft"> |
|
|
796 |
<hr /> |
|
|
797 |
Copyright © 2009 Yahoo! Inc. All rights reserved. |
|
|
798 |
</div> |
|
|
799 |
</div> |
|
|
800 |
<script type="text/javascript"> |
|
|
801 |
ALL_YUI_PROPS = [{"access": "private", "host": "History", "name": "_checkIframeLoaded", "url": "History.html#method__checkIframeLoaded", "type": "method"}, {"access": "", "host": "History.Module", "name": "currentState", "url": "History.Module.html#property_currentState", "type": "property"}, {"access": "", "host": "History", "name": "getBookmarkedState", "url": "History.html#method_getBookmarkedState", "type": "method"}, {"access": "", "host": "History", "name": "getCurrentState", "url": "History.html#method_getCurrentState", "type": "method"}, {"access": "private", "host": "History", "name": "_getHash", "url": "History.html#method__getHash", "type": "method"}, {"access": "", "host": "History", "name": "getQueryStringParameter", "url": "History.html#method_getQueryStringParameter", "type": "method"}, {"access": "private", "host": "History", "name": "_handleFQStateChange", "url": "History.html#method__handleFQStateChange", "type": "method"}, {"access": "", "host": "History", "name": "history:globalStateChange", "url": "History.html#event_history:globalStateChange", "type": "event"}, {"access": "", "host": "History", "name": "history:moduleStateChange", "url": "History.html#event_history:moduleStateChange", "type": "event"}, {"access": "", "host": "History", "name": "history:ready", "url": "History.html#event_history:ready", "type": "event"}, {"access": "", "host": "History.Module", "name": "id", "url": "History.Module.html#property_id", "type": "property"}, {"access": "private", "host": "History", "name": "_initialize", "url": "History.html#method__initialize", "type": "method"}, {"access": "", "host": "History", "name": "initialize", "url": "History.html#method_initialize", "type": "method"}, {"access": "", "host": "History.Module", "name": "initialState", "url": "History.Module.html#property_initialState", "type": "property"}, {"access": "", "host": "History", "name": "multiNavigate", "url": "History.html#method_multiNavigate", "type": "method"}, {"access": "", "host": "History", "name": "navigate", "url": "History.html#method_navigate", "type": "method"}, {"access": "", "host": "History", "name": "register", "url": "History.html#method_register", "type": "method"}, {"access": "private", "host": "History", "name": "_storeStates", "url": "History.html#method__storeStates", "type": "method"}, {"access": "private", "host": "History.Module", "name": "upcomingState", "url": "History.Module.html#property_upcomingState", "type": "property"}, {"access": "private", "host": "History", "name": "_updateIFrame", "url": "History.html#method__updateIFrame", "type": "method"}]; |
|
|
802 |
</script> |
|
|
803 |
</body> |
|
|
804 |
</html> |