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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>
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<head>
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<title>YUI Library Examples: Focus Manager Node Plugin: Accessible Menu Button</title>
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<meta http-equiv="content-type" content="text/html; charset=utf-8">
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<link rel="stylesheet" type="text/css" href="../../assets/yui.css" >
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<style>
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/*Supplemental CSS for the YUI distribution*/
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#custom-doc { width: 95%; min-width: 950px; }
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#pagetitle {background-image: url(../../assets/bg_hd.gif);}
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/* #pagetitle h1 {background-image: url(../../assets/title_h_bg.gif);}*/
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</style>
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<link rel="stylesheet" type="text/css" href="../../assets/dpSyntaxHighlighter.css">
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<link type="text/css" rel="stylesheet" href="../../build/cssfonts/fonts-min.css" />
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<script type="text/javascript" src="../../build/yui/yui-min.js"></script>
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<style type="text/css">
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/* The following two styles are necessary to override style rules in the
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YUI CSS file. */
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#example ul {
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margin: 0;
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}
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#example a:hover {
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text-decoration: none;
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}
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/* Hide the list while it is being transformed into a menu. */
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.yui-loading #menu-1,
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.yui-loading #button-1 {
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display: none;
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}
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</style>
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<script type="text/javascript">
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// Add a class to the documentElement to prevent the user from seeing
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// the unstyled menu while the necessary CSS and JavaScript
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// dependancies are being fetched.
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document.documentElement.className = "yui-loading";
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</script>
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</head>
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<body id="yahoo-com" class=" yui-skin-sam">
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<div id="custom-doc" class="yui-t2">
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<div id="hd">
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<div id="ygunav">
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<p>
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<em>
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<a href="http://developer.yahoo.com/yui/3/">YUI 3.x Home</a> <i> - </i>
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</em>
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</p>
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<form action="http://search.yahoo.com/search" id="sitesearchform">
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<input name="vs" type="hidden" value="developer.yahoo.com">
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<input name="vs" type="hidden" value="yuiblog.com">
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<div id="sitesearch">
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<label for="searchinput">Site Search (YDN & YUIBlog): </label>
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<input type="text" id="searchinput" name="p">
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<input type="submit" value="Search" id="searchsubmit" class="ygbt">
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</div>
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</form>
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</div>
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<div id="ygma"><a href="../../"><img src="../../assets/logo.gif" border="0" width="200" height="93"></a></div>
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<div id="pagetitle"><h1>YUI Library Examples: Focus Manager Node Plugin: Accessible Menu Button</h1></div>
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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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<div class="yui-ge">
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<div class="yui-u first example" id="main">
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<h2>Focus Manager Node Plugin: Accessible Menu Button</h2>
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<div id="example" class="promo">
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<div class="example-intro">
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<p>
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This example illustrates how to use the Focus Manager Node Plugin,
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Event's <a href="../../api/YUI.html#event_delegate">delegation support</a> and
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<a href="../../api/YUI.html#event_mouseenter">mouseenter</a> event, along with
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the <a href="../../overlay/">Overlay widget</a> and Node's support for the
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<a href="http://www.w3.org/TR/wai-aria/">WAI-ARIA Roles and States</a> to
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create an accessible menu button.
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</p> </div>
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<div class="module example-container ">
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<div class="hd exampleHd">
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<p class="newWindowButton yui-skin-sam">
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<a href="node-focusmanager-3_clean.html" target="_blank">View example in new window.</a>
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</p>
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</div> <div id="example-canvas" class="bd">
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<!--BEGIN SOURCE CODE FOR EXAMPLE =============================== -->
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<a id="button-1" href="#menu-1"><span><span>Move To</span></span></a>
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<div id="menu-1">
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<ul>
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<li><input type="button" name="button-1" value="Inbox"></li>
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<li><input type="button" name="button-2" value="Archive"></li>
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<li><input type="button" name="button-3" value="Trash"></li>
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</ul>
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</div>
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<script type="text/javascript">
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YUI({
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base:"../../build/",
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timeout: 10000,
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modules: {
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"menubuttoncss": {
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type: "css",
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fullpath: "assets/menubutton.css"
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},
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"menubuttonjs": {
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type: "js",
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fullpath: "assets/menubutton.js",
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requires: ["menubuttoncss", "node-focusmanager", "node-event-simulate", "overlay"]
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}
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}
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}).use("menubuttonjs", function(Y, result) {
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// The callback supplied to use() will be executed regardless of
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// whether the operation was successful or not. The second parameter
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// is a result object that has the status of the operation. We can
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// use this to try to recover from failures or timeouts.
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if (!result.success) {
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Y.log("Load failure: " + result.msg, "warn", "Example");
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// Show the menu button HTML if loading the JavaScript resources
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// failed, that way the original unskinned menu button
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// will be visible so that the user can interact with the menu
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// either way.
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document.documentElement.className = "";
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}
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});
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</script>
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<!--END SOURCE CODE FOR EXAMPLE =============================== -->
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</div>
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</div>
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</div>
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<h3>Setting Up the HTML</h3>
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<p>
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For a menu button, start with an <code><a></code> element whose
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<code>href</code> attribute is set to the id of an <code><div></code>
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that wraps a list of <code><input></code> elements.
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Therefore, without JavaScript and CSS, the menu button is simply an in-page
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link to a set of additional buttons.
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</p>
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<div id="syntax1" class="yui-syntax-highlight"><div class="numbers"><pre class="html4strict" style="font-family:monospace;"><ol><li class="li1"><div class="de1"><span class="sc2"><<span class="kw2">a</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"button-1"</span> <span class="kw3">href</span><span class="sy0">=</span><span class="st0">"#menu-1"</span>><<span class="kw2">span</span>><<span class="kw2">span</span>></span>Move To<span class="sc2"><<span class="sy0">/</span><span class="kw2">span</span>><<span class="sy0">/</span><span class="kw2">span</span>><<span class="sy0">/</span><span class="kw2">a</span>></span></div></li><li class="li1"><div class="de1"><span class="sc2"><<span class="kw2">div</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"menu-1"</span>></span></div></li><li class="li1"><div class="de1"> <span class="sc2"><<span class="kw2">ul</span>></span></div></li><li class="li1"><div class="de1"> <span class="sc2"><<span class="kw2">li</span>><<span class="kw2">input</span> <span class="kw3">type</span><span class="sy0">=</span><span class="st0">"button"</span> <span class="kw3">name</span><span class="sy0">=</span><span class="st0">"button-1"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Inbox"</span>><<span class="sy0">/</span><span class="kw2">li</span>></span></div></li><li class="li2"><div class="de2"> <span class="sc2"><<span class="kw2">li</span>><<span class="kw2">input</span> <span class="kw3">type</span><span class="sy0">=</span><span class="st0">"button"</span> <span class="kw3">name</span><span class="sy0">=</span><span class="st0">"button-2"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Archive"</span>><<span class="sy0">/</span><span class="kw2">li</span>></span></div></li><li class="li1"><div class="de1"> <span class="sc2"><<span class="kw2">li</span>><<span class="kw2">input</span> <span class="kw3">type</span><span class="sy0">=</span><span class="st0">"button"</span> <span class="kw3">name</span><span class="sy0">=</span><span class="st0">"button-3"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Trash"</span>><<span class="sy0">/</span><span class="kw2">li</span>></span></div></li><li class="li1"><div class="de1"> <span class="sc2"><<span class="sy0">/</span><span class="kw2">ul</span>></span></div></li><li class="li1"><div class="de1"><span class="sc2"><<span class="sy0">/</span><span class="kw2">div</span>></span></div></li></ol></pre></div><div class="nonumbers"><pre class="html4strict" style="font-family:monospace;"><span class="sc2"><<span class="kw2">a</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"button-1"</span> <span class="kw3">href</span><span class="sy0">=</span><span class="st0">"#menu-1"</span>><<span class="kw2">span</span>><<span class="kw2">span</span>></span>Move To<span class="sc2"><<span class="sy0">/</span><span class="kw2">span</span>><<span class="sy0">/</span><span class="kw2">span</span>><<span class="sy0">/</span><span class="kw2">a</span>></span>
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<span class="sc2"><<span class="kw2">div</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"menu-1"</span>></span>
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<span class="sc2"><<span class="kw2">ul</span>></span>
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<span class="sc2"><<span class="kw2">li</span>><<span class="kw2">input</span> <span class="kw3">type</span><span class="sy0">=</span><span class="st0">"button"</span> <span class="kw3">name</span><span class="sy0">=</span><span class="st0">"button-1"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Inbox"</span>><<span class="sy0">/</span><span class="kw2">li</span>></span>
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<span class="sc2"><<span class="kw2">li</span>><<span class="kw2">input</span> <span class="kw3">type</span><span class="sy0">=</span><span class="st0">"button"</span> <span class="kw3">name</span><span class="sy0">=</span><span class="st0">"button-2"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Archive"</span>><<span class="sy0">/</span><span class="kw2">li</span>></span>
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<span class="sc2"><<span class="kw2">li</span>><<span class="kw2">input</span> <span class="kw3">type</span><span class="sy0">=</span><span class="st0">"button"</span> <span class="kw3">name</span><span class="sy0">=</span><span class="st0">"button-3"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Trash"</span>><<span class="sy0">/</span><span class="kw2">li</span>></span>
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<span class="sc2"><<span class="sy0">/</span><span class="kw2">ul</span>></span>
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<span class="sc2"><<span class="sy0">/</span><span class="kw2">div</span>></span></pre></div><textarea id="syntax1-plain"><a id="button-1" href="#menu-1"><span><span>Move To</span></span></a>
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<div id="menu-1">
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<ul>
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<li><input type="button" name="button-1" value="Inbox"></li>
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<li><input type="button" name="button-2" value="Archive"></li>
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<li><input type="button" name="button-3" value="Trash"></li>
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</ul>
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</div></textarea></div>
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<h3>Progressive Enhancement</h3>
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<p>
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The markup above will be transformed using both CSS and JavaScript. To account
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for the scenario where the user has CSS enabled in their browser but JavaScript
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is disabled, the CSS used to style the menu button will be loaded via JavaScript
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using the YUI instance's <a href="http://developer.yahoo.com/yui/3/yui#loader">built-in Loader</a>.
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Additionally, a small block of JavaScript will be placed in the
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<code><head></code> — used to temporarily hide the markup
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while the JavaScript and CSS are in the process of loading to prevent the user
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from seeing a flash unstyled content.
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</p>
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<div id="syntax2" class="yui-syntax-highlight"><div class="numbers"><pre class="javascript" style="font-family:monospace;"><ol><li class="li1"><div class="de1">YUI<span class="br0">(</span><span class="br0">{</span></div></li><li class="li1"><div class="de1"> base<span class="sy0">:</span><span class="st0">"../../build/"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> timeout<span class="sy0">:</span> <span class="nu0">10000</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> modules<span class="sy0">:</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> <span class="st0">"menubuttoncss"</span><span class="sy0">:</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> type<span class="sy0">:</span> <span class="st0">"css"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> fullpath<span class="sy0">:</span> <span class="st0">"assets/menubutton.css"</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> <span class="st0">"menubuttonjs"</span><span class="sy0">:</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> type<span class="sy0">:</span> <span class="st0">"js"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> fullpath<span class="sy0">:</span> <span class="st0">"assets/menubutton.js"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> requires<span class="sy0">:</span> <span class="br0">[</span><span class="st0">"menubuttoncss"</span><span class="sy0">,</span> <span class="st0">"node-focusmanager"</span><span class="sy0">,</span> <span class="st0">"node-event-simulate"</span><span class="sy0">,</span> <span class="st0">"overlay"</span><span class="br0">]</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"><span class="br0">}</span><span class="br0">)</span>.<span class="kw2">use</span><span class="br0">(</span><span class="st0">"menubuttonjs"</span><span class="sy0">,</span> <span class="kw2">function</span><span class="br0">(</span>Y<span class="sy0">,</span> result<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// The callback supplied to use() will be executed regardless of</span></div></li><li class="li1"><div class="de1"> <span class="co1">// whether the operation was successful or not. The second parameter</span></div></li><li class="li2"><div class="de2"> <span class="co1">// is a result object that has the status of the operation. We can</span></div></li><li class="li1"><div class="de1"> <span class="co1">// use this to try to recover from failures or timeouts.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw1">if</span> <span class="br0">(</span><span class="sy0">!</span>result.<span class="me1">success</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> Y.<span class="me1">log</span><span class="br0">(</span><span class="st0">"Load failure: "</span> <span class="sy0">+</span> result.<span class="me1">msg</span><span class="sy0">,</span> <span class="st0">"warn"</span><span class="sy0">,</span> <span class="st0">"Example"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Show the menu button HTML if loading the JavaScript resources</span></div></li><li class="li1"><div class="de1"> <span class="co1">// failed, that way the original unskinned menu button</span></div></li><li class="li1"><div class="de1"> <span class="co1">// will be visible so that the user can interact with the menu</span></div></li><li class="li2"><div class="de2"> <span class="co1">// either way.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> document.<span class="me1">documentElement</span>.<span class="me1">className</span> <span class="sy0">=</span> <span class="st0">""</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"><span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li></ol></pre></div><div class="nonumbers"><pre class="javascript" style="font-family:monospace;">YUI<span class="br0">(</span><span class="br0">{</span>
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base<span class="sy0">:</span><span class="st0">"../../build/"</span><span class="sy0">,</span>
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timeout<span class="sy0">:</span> <span class="nu0">10000</span><span class="sy0">,</span>
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modules<span class="sy0">:</span> <span class="br0">{</span>
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200 |
<span class="st0">"menubuttoncss"</span><span class="sy0">:</span> <span class="br0">{</span>
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type<span class="sy0">:</span> <span class="st0">"css"</span><span class="sy0">,</span>
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fullpath<span class="sy0">:</span> <span class="st0">"assets/menubutton.css"</span>
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203 |
<span class="br0">}</span><span class="sy0">,</span>
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<span class="st0">"menubuttonjs"</span><span class="sy0">:</span> <span class="br0">{</span>
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205 |
type<span class="sy0">:</span> <span class="st0">"js"</span><span class="sy0">,</span>
|
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206 |
fullpath<span class="sy0">:</span> <span class="st0">"assets/menubutton.js"</span><span class="sy0">,</span>
|
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207 |
requires<span class="sy0">:</span> <span class="br0">[</span><span class="st0">"menubuttoncss"</span><span class="sy0">,</span> <span class="st0">"node-focusmanager"</span><span class="sy0">,</span> <span class="st0">"node-event-simulate"</span><span class="sy0">,</span> <span class="st0">"overlay"</span><span class="br0">]</span>
|
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208 |
<span class="br0">}</span>
|
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209 |
<span class="br0">}</span>
|
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210 |
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211 |
<span class="br0">}</span><span class="br0">)</span>.<span class="kw2">use</span><span class="br0">(</span><span class="st0">"menubuttonjs"</span><span class="sy0">,</span> <span class="kw2">function</span><span class="br0">(</span>Y<span class="sy0">,</span> result<span class="br0">)</span> <span class="br0">{</span>
|
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212 |
|
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213 |
<span class="co1">// The callback supplied to use() will be executed regardless of</span>
|
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214 |
<span class="co1">// whether the operation was successful or not. The second parameter</span>
|
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215 |
<span class="co1">// is a result object that has the status of the operation. We can</span>
|
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216 |
<span class="co1">// use this to try to recover from failures or timeouts.</span>
|
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217 |
|
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218 |
<span class="kw1">if</span> <span class="br0">(</span><span class="sy0">!</span>result.<span class="me1">success</span><span class="br0">)</span> <span class="br0">{</span>
|
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219 |
|
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220 |
Y.<span class="me1">log</span><span class="br0">(</span><span class="st0">"Load failure: "</span> <span class="sy0">+</span> result.<span class="me1">msg</span><span class="sy0">,</span> <span class="st0">"warn"</span><span class="sy0">,</span> <span class="st0">"Example"</span><span class="br0">)</span><span class="sy0">;</span>
|
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221 |
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222 |
<span class="co1">// Show the menu button HTML if loading the JavaScript resources</span>
|
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223 |
<span class="co1">// failed, that way the original unskinned menu button</span>
|
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224 |
<span class="co1">// will be visible so that the user can interact with the menu</span>
|
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225 |
<span class="co1">// either way.</span>
|
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226 |
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227 |
document.<span class="me1">documentElement</span>.<span class="me1">className</span> <span class="sy0">=</span> <span class="st0">""</span><span class="sy0">;</span>
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228 |
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229 |
<span class="br0">}</span>
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230 |
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231 |
<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></pre></div><textarea id="syntax2-plain">YUI({
|
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232 |
base:"../../build/",
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|
233 |
timeout: 10000,
|
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|
234 |
modules: {
|
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|
235 |
"menubuttoncss": {
|
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|
236 |
type: "css",
|
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|
237 |
fullpath: "assets/menubutton.css"
|
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238 |
},
|
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|
239 |
"menubuttonjs": {
|
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|
240 |
type: "js",
|
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|
241 |
fullpath: "assets/menubutton.js",
|
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|
242 |
requires: ["menubuttoncss", "node-focusmanager", "node-event-simulate", "overlay"]
|
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|
243 |
}
|
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|
244 |
}
|
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245 |
|
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|
246 |
}).use("menubuttonjs", function(Y, result) {
|
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247 |
|
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|
248 |
// The callback supplied to use() will be executed regardless of
|
|
|
249 |
// whether the operation was successful or not. The second parameter
|
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|
250 |
// is a result object that has the status of the operation. We can
|
|
|
251 |
// use this to try to recover from failures or timeouts.
|
|
|
252 |
|
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|
253 |
if (!result.success) {
|
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254 |
|
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|
255 |
Y.log("Load failure: " + result.msg, "warn", "Example");
|
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|
256 |
|
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|
257 |
// Show the menu button HTML if loading the JavaScript resources
|
|
|
258 |
// failed, that way the original unskinned menu button
|
|
|
259 |
// will be visible so that the user can interact with the menu
|
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260 |
// either way.
|
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261 |
|
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262 |
document.documentElement.className = "";
|
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263 |
|
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|
264 |
}
|
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265 |
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266 |
});</textarea></div>
|
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267 |
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268 |
<h3>ARIA Support</h3>
|
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269 |
<p>
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270 |
Through the use of CSS and JavaScript the HTML for the menu button can be
|
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271 |
transformed into something that looks and behaves like a desktop menu button,
|
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|
272 |
but users of screen readers won't perceive it as an atomic widget, but rather
|
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273 |
simply as a set of HTML elements. However, through the application
|
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|
274 |
of the
|
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|
275 |
<a href="http://www.w3.org/TR/wai-aria/">WAI-ARIA Roles and States</a>, it is
|
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|
276 |
possible to improve the semantics of the markup such that users of screen
|
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|
277 |
readers perceive it as a menu button control.
|
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|
278 |
</p>
|
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|
279 |
|
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280 |
|
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|
281 |
<h3>Keyboard Functionality</h3>
|
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|
282 |
<p>
|
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|
283 |
The keyboard functionality for the button's menu will be provided by the Focus
|
|
|
284 |
Manager Node Plugin. The Focus Manager's
|
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|
285 |
<a href="../../api/plugin.NodeFocusManager.html#config_descendants"><code>descendants</code></a>
|
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|
286 |
attribute is set to a value of "input", so that only one menuitem in the
|
|
|
287 |
button's menu is in the browser's default tab flow. This allows users
|
|
|
288 |
navigating via the keyboard to use the tab key to quickly move into and out of
|
|
|
289 |
the menu. Once the menu has focus, the user can move focus among each menuitem
|
|
|
290 |
using the up and down arrows keys, as defined by the value of the
|
|
|
291 |
<a href="../../api/plugin.NodeFocusManager.html#config_keys"><code>keys</code></a>
|
|
|
292 |
attribute. The
|
|
|
293 |
<a href="../../api/plugin.NodeFocusManager.html#config_focusClass"><code>focusClass</code></a>
|
|
|
294 |
attribute is used to apply a class of <code>yui-menuitem-active</code> to
|
|
|
295 |
the parent <code><li></code> of each
|
|
|
296 |
<code><input></code> when it is focused, making it easy to style the
|
|
|
297 |
menuitem's focused state in each of the
|
|
|
298 |
<a href="http://developer.yahoo.com/yui/articles/gbs/#gbschart">A-Grade browsers</a>.
|
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299 |
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<div id="syntax3" class="yui-syntax-highlight"><div class="numbers"><pre class="javascript" style="font-family:monospace;"><ol><li class="li1"><div class="de1">YUI<span class="br0">(</span><span class="br0">)</span>.<span class="kw2">use</span><span class="br0">(</span><span class="st0">"*"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>Y<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> menuButton <span class="sy0">=</span> Y.<span class="me1">one</span><span class="br0">(</span><span class="st0">"#button-1"</span><span class="br0">)</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> menu<span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> initMenu <span class="sy0">=</span> <span class="kw2">function</span> <span class="br0">(</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menu <span class="sy0">=</span> <span class="kw2">new</span> Y.<span class="me1">Overlay</span><span class="br0">(</span><span class="br0">{</span></div></li><li class="li2"><div class="de2"> contentBox<span class="sy0">:</span> <span class="st0">"#menu-1"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> visible<span class="sy0">:</span> <span class="kw2">false</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> tabIndex<span class="sy0">:</span> <span class="kw2">null</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> menu.<span class="me1">render</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> Y.<span class="me1">one</span><span class="br0">(</span><span class="st0">"#menu-1"</span><span class="br0">)</span>.<span class="me1">setStyle</span><span class="br0">(</span><span class="st0">"display"</span><span class="sy0">,</span> <span class="st0">""</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="kw2">var</span> boundingBox <span class="sy0">=</span> menu.<span class="me1">get</span><span class="br0">(</span><span class="st0">"boundingBox"</span><span class="br0">)</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> contentBox <span class="sy0">=</span> menu.<span class="me1">get</span><span class="br0">(</span><span class="st0">"contentBox"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> boundingBox.<span class="me1">addClass</span><span class="br0">(</span><span class="st0">"yui-buttonmenu"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> contentBox.<span class="me1">addClass</span><span class="br0">(</span><span class="st0">"yui-buttonmenu-content"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Append a decorator element to the bounding box to render the shadow.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> boundingBox.<span class="me1">append</span><span class="br0">(</span><span class="st0">'<div class="yui-menu-shadow"></div>'</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Apply the ARIA roles, states and properties to the menu.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> boundingBox.<span class="me1">setAttrs</span><span class="br0">(</span><span class="br0">{</span></div></li><li class="li2"><div class="de2"> role<span class="sy0">:</span> <span class="st0">"menu"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> <span class="st0">"aria-labelledby"</span><span class="sy0">:</span> menuButton.<span class="me1">get</span><span class="br0">(</span><span class="st0">"id"</span><span class="br0">)</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> boundingBox.<span class="me1">all</span><span class="br0">(</span><span class="st0">"input"</span><span class="br0">)</span>.<span class="me1">set</span><span class="br0">(</span><span class="st0">"role"</span><span class="sy0">,</span> <span class="st0">"menuitem"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// For NVDA: Add the role of "presentation" to each LI</span></div></li><li class="li1"><div class="de1"> <span class="co1">// element to prevent NVDA from announcing the</span></div></li><li class="li1"><div class="de1"> <span class="co1">// "listitem" role.</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> boundingBox.<span class="me1">all</span><span class="br0">(</span><span class="st0">"div,ul,li"</span><span class="br0">)</span>.<span class="me1">set</span><span class="br0">(</span><span class="st0">"role"</span><span class="sy0">,</span> <span class="st0">"presentation"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Use the FocusManager Node Plugin to manage the focusability</span></div></li><li class="li2"><div class="de2"> <span class="co1">// of each menuitem in the menu.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> contentBox.<span class="me1">plug</span><span class="br0">(</span>Y.<span class="me1">Plugin</span>.<span class="me1">NodeFocusManager</span><span class="sy0">,</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> descendants<span class="sy0">:</span> <span class="st0">"input"</span><span class="sy0">,</span></div></li><li class="li2"><div class="de2"> keys<span class="sy0">:</span> <span class="br0">{</span> next<span class="sy0">:</span> <span class="st0">"down:40"</span><span class="sy0">,</span> <span class="co1">// Down arrow</span></div></li><li class="li1"><div class="de1"> previous<span class="sy0">:</span> <span class="st0">"down:38"</span> <span class="br0">}</span><span class="sy0">,</span> <span class="co1">// Up arrow</span></div></li><li class="li1"><div class="de1"> focusClass<span class="sy0">:</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> className<span class="sy0">:</span> <span class="st0">"yui-menuitem-active"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> fn<span class="sy0">:</span> <span class="kw2">function</span> <span class="br0">(</span>node<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> <span class="kw1">return</span> node.<span class="me1">get</span><span class="br0">(</span><span class="st0">"parentNode"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> circular<span class="sy0">:</span> <span class="kw2">true</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Subscribe to the change event for the "focused" attribute</span></div></li><li class="li1"><div class="de1"> <span class="co1">// to listen for when the menu initially gains focus, and</span></div></li><li class="li2"><div class="de2"> <span class="co1">// when the menu has lost focus completely.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> contentBox.<span class="me1">focusManager</span>.<span class="me1">after</span><span class="br0">(</span><span class="st0">"focusedChange"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw1">if</span> <span class="br0">(</span><span class="sy0">!</span>event.<span class="me1">newVal</span><span class="br0">)</span> <span class="br0">{</span> <span class="co1">// The menu has lost focus</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Set the "activeDescendant" attribute to 0 when the</span></div></li><li class="li1"><div class="de1"> <span class="co1">// menu is hidden so that the user can tab from the</span></div></li><li class="li1"><div class="de1"> <span class="co1">// button to the first item in the menu the next time</span></div></li><li class="li1"><div class="de1"> <span class="co1">// the menu is made visible.</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="kw1">this</span>.<span class="me1">set</span><span class="br0">(</span><span class="st0">"activeDescendant"</span><span class="sy0">,</span> <span class="nu0">0</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Hide the button's menu if the user presses the escape key</span></div></li><li class="li1"><div class="de1"> <span class="co1">// while focused either on the button or its menu.</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> Y.<span class="me1">on</span><span class="br0">(</span><span class="st0">"key"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menu.<span class="me1">hide</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> menuButton.<span class="kw3">focus</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="sy0">,</span> <span class="br0">[</span>menuButton<span class="sy0">,</span> boundingBox<span class="br0">]</span> <span class="sy0">,</span><span class="st0">"down:27"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw1">if</span> <span class="br0">(</span>Y.<span class="me1">UA</span>.<span class="me1">ie</span> <span class="sy0">===</span> <span class="nu0">6</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Set the width and height of the menu's bounding box -</span></div></li><li class="li1"><div class="de1"> <span class="co1">// this is necessary for IE 6 so that the CSS for the</span></div></li><li class="li1"><div class="de1"> <span class="co1">// shadow element can simply set the shadow's width and</span></div></li><li class="li1"><div class="de1"> <span class="co1">// height to 100% to ensure that dimensions of the shadow</span></div></li><li class="li2"><div class="de2"> <span class="co1">// are always sync'd to the that of its parent menu.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menu.<span class="me1">on</span><span class="br0">(</span><span class="st0">"visibleChange"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw1">if</span> <span class="br0">(</span>event.<span class="me1">newVal</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> boundingBox.<span class="me1">setStyles</span><span class="br0">(</span><span class="br0">{</span> height<span class="sy0">:</span> <span class="st0">""</span><span class="sy0">,</span> width<span class="sy0">:</span> <span class="st0">""</span> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> boundingBox.<span class="me1">setStyles</span><span class="br0">(</span><span class="br0">{</span></div></li><li class="li1"><div class="de1"> height<span class="sy0">:</span> <span class="br0">(</span>boundingBox.<span class="me1">get</span><span class="br0">(</span><span class="st0">"offsetHeight"</span><span class="br0">)</span> <span class="sy0">+</span> <span class="st0">"px"</span><span class="br0">)</span><span class="sy0">,</span></div></li><li class="li2"><div class="de2"> width<span class="sy0">:</span> <span class="br0">(</span>boundingBox.<span class="me1">get</span><span class="br0">(</span><span class="st0">"offsetWidth"</span><span class="br0">)</span> <span class="sy0">+</span> <span class="st0">"px"</span><span class="br0">)</span> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menu.<span class="me1">after</span><span class="br0">(</span><span class="st0">"visibleChange"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> bVisible <span class="sy0">=</span> event.<span class="me1">newVal</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Focus the first item when the menu is made visible</span></div></li><li class="li1"><div class="de1"> <span class="co1">// to allow users to navigate the menu via the keyboard</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="kw1">if</span> <span class="br0">(</span>bVisible<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Need to set focus via a timer for Webkit and Opera</span></div></li><li class="li1"><div class="de1"> Y.<span class="me1">Lang</span>.<span class="me1">later</span><span class="br0">(</span><span class="nu0">0</span><span class="sy0">,</span> contentBox.<span class="me1">focusManager</span><span class="sy0">,</span> contentBox.<span class="me1">focusManager</span>.<span class="kw3">focus</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> boundingBox.<span class="me1">set</span><span class="br0">(</span><span class="st0">"aria-hidden"</span><span class="sy0">,</span> <span class="br0">(</span><span class="sy0">!</span>bVisible<span class="br0">)</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Hide the menu when one of menu items is clicked.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> boundingBox.<span class="me1">delegate</span><span class="br0">(</span><span class="st0">"click"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw3">alert</span><span class="br0">(</span><span class="st0">"You clicked "</span> <span class="sy0">+</span> <span class="kw1">this</span>.<span class="me1">query</span><span class="br0">(</span><span class="st0">"input"</span><span class="br0">)</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"value"</span><span class="br0">)</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> contentBox.<span class="me1">focusManager</span>.<span class="kw3">blur</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> menu.<span class="me1">hide</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="sy0">,</span> <span class="st0">"li"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="co1">// Focus each menuitem as the user moves the mouse over</span></div></li><li class="li1"><div class="de1"> <span class="co1">// the menu.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> boundingBox.<span class="me1">delegate</span><span class="br0">(</span><span class="st0">"mouseenter"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="kw2">var</span> focusManager <span class="sy0">=</span> contentBox.<span class="me1">focusManager</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw1">if</span> <span class="br0">(</span>focusManager.<span class="me1">get</span><span class="br0">(</span><span class="st0">"focused"</span><span class="br0">)</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> focusManager.<span class="kw3">focus</span><span class="br0">(</span><span class="kw1">this</span>.<span class="me1">query</span><span class="br0">(</span><span class="st0">"input"</span><span class="br0">)</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="sy0">,</span> <span class="st0">"li"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Hide the menu if the user clicks outside of it or if the</span></div></li><li class="li2"><div class="de2"> <span class="co1">// user doesn't click on the button</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> boundingBox.<span class="me1">get</span><span class="br0">(</span><span class="st0">"ownerDocument"</span><span class="br0">)</span>.<span class="me1">on</span><span class="br0">(</span><span class="st0">"mousedown"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> oTarget <span class="sy0">=</span> event.<span class="me1">target</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="kw1">if</span> <span class="br0">(</span><span class="sy0">!</span>oTarget.<span class="me1">compareTo</span><span class="br0">(</span>menuButton<span class="br0">)</span> <span class="sy0">&&</span></div></li><li class="li1"><div class="de1"> <span class="sy0">!</span>menuButton.<span class="me1">contains</span><span class="br0">(</span>oTarget<span class="br0">)</span> <span class="sy0">&&</span></div></li><li class="li1"><div class="de1"> <span class="sy0">!</span>oTarget.<span class="me1">compareTo</span><span class="br0">(</span>boundingBox<span class="br0">)</span> <span class="sy0">&&</span></div></li><li class="li1"><div class="de1"> <span class="sy0">!</span>boundingBox.<span class="me1">contains</span><span class="br0">(</span>oTarget<span class="br0">)</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> menu.<span class="me1">hide</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> menuButton.<span class="me1">addClass</span><span class="br0">(</span><span class="st0">"yui-menubutton"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Hide the list until it is transformed into a menu</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> Y.<span class="me1">one</span><span class="br0">(</span><span class="st0">"#menu-1"</span><span class="br0">)</span>.<span class="me1">setStyle</span><span class="br0">(</span><span class="st0">"display"</span><span class="sy0">,</span> <span class="st0">"none"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Remove the "yui-loading" class from the documentElement</span></div></li><li class="li1"><div class="de1"> <span class="co1">// now that the necessary YUI dependencies are loaded and the</span></div></li><li class="li2"><div class="de2"> <span class="co1">// menu button has been skinned.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menuButton.<span class="me1">get</span><span class="br0">(</span><span class="st0">"ownerDocument"</span><span class="br0">)</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"documentElement"</span><span class="br0">)</span>.<span class="me1">removeClass</span><span class="br0">(</span><span class="st0">"yui-loading"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="co1">// Apply the ARIA roles, states and properties to the anchor.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menuButton.<span class="me1">setAttrs</span><span class="br0">(</span><span class="br0">{</span></div></li><li class="li1"><div class="de1"> role<span class="sy0">:</span> <span class="st0">"button"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> <span class="st0">"aria-haspopup"</span><span class="sy0">:</span> <span class="kw2">true</span></div></li><li class="li2"><div class="de2"> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Remove the "href" attribute from the anchor element to</span></div></li><li class="li1"><div class="de1"> <span class="co1">// prevent JAWS and NVDA from reading the value of the "href"</span></div></li><li class="li2"><div class="de2"> <span class="co1">// attribute when the anchor is focused.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw1">if</span> <span class="br0">(</span><span class="br0">(</span>Y.<span class="me1">UA</span>.<span class="me1">gecko</span> <span class="sy0">||</span> Y.<span class="me1">UA</span>.<span class="me1">ie</span><span class="br0">)</span> <span class="sy0">&&</span> navigator.<span class="me1">userAgent</span>.<span class="me1">indexOf</span><span class="br0">(</span><span class="st0">"Windows"</span><span class="br0">)</span> <span class="sy0">></span> <span class="sy0">-</span><span class="nu0">1</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menuButton.<span class="me1">removeAttribute</span><span class="br0">(</span><span class="st0">"href"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Since the anchor's "href" attribute has been removed, the</span></div></li><li class="li1"><div class="de1"> <span class="co1">// element will not fire the click event in Firefox when the</span></div></li><li class="li1"><div class="de1"> <span class="co1">// user presses the enter key. To fix this, dispatch the</span></div></li><li class="li1"><div class="de1"> <span class="co1">// "click" event to the anchor when the user presses the</span></div></li><li class="li2"><div class="de2"> <span class="co1">// enter key.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> Y.<span class="me1">on</span><span class="br0">(</span><span class="st0">"key"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menuButton.<span class="me1">simulate</span><span class="br0">(</span><span class="st0">"click"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="sy0">,</span> menuButton<span class="sy0">,</span> <span class="st0">"down:13"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Set the "tabIndex" attribute of the anchor element to 0 to</span></div></li><li class="li1"><div class="de1"> <span class="co1">// place it in the browser's default tab flow. This is</span></div></li><li class="li1"><div class="de1"> <span class="co1">// necessary since 1) anchor elements are not in the default</span></div></li><li class="li1"><div class="de1"> <span class="co1">// tab flow in Opera and 2) removing the "href" attribute</span></div></li><li class="li2"><div class="de2"> <span class="co1">// prevents the anchor from firing its "click" event</span></div></li><li class="li1"><div class="de1"> <span class="co1">// in Firefox.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menuButton.<span class="me1">set</span><span class="br0">(</span><span class="st0">"tabIndex"</span><span class="sy0">,</span> <span class="nu0">0</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> showMenu <span class="sy0">=</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// For performance: Defer the creation of the menu until</span></div></li><li class="li1"><div class="de1"> <span class="co1">// the first time the button is clicked.</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="kw1">if</span> <span class="br0">(</span><span class="sy0">!</span>menu<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> initMenu<span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="kw1">if</span> <span class="br0">(</span><span class="sy0">!</span>menu.<span class="me1">get</span><span class="br0">(</span><span class="st0">"visible"</span><span class="br0">)</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menu.<span class="me1">set</span><span class="br0">(</span><span class="st0">"align"</span><span class="sy0">,</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> node<span class="sy0">:</span> menuButton<span class="sy0">,</span></div></li><li class="li2"><div class="de2"> points<span class="sy0">:</span> <span class="br0">[</span>Y.<span class="me1">WidgetPositionExt</span>.<span class="me1">TL</span><span class="sy0">,</span> Y.<span class="me1">WidgetPositionExt</span>.<span class="me1">BL</span><span class="br0">]</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menu.<span class="me1">show</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Prevent the anchor element from being focused</span></div></li><li class="li1"><div class="de1"> <span class="co1">// when the users mouses down on it.</span></div></li><li class="li1"><div class="de1"> event.<span class="me1">preventDefault</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">// Bind both a "mousedown" and "click" event listener to</span></div></li><li class="li2"><div class="de2"> <span class="co1">// ensure the button's menu can be invoked using both the</span></div></li><li class="li1"><div class="de1"> <span class="co1">// mouse and the keyboard.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> menuButton.<span class="me1">on</span><span class="br0">(</span><span class="st0">"mousedown"</span><span class="sy0">,</span> showMenu<span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> menuButton.<span class="me1">on</span><span class="br0">(</span><span class="st0">"click"</span><span class="sy0">,</span> showMenu<span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"><span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li></ol></pre></div><div class="nonumbers"><pre class="javascript" style="font-family:monospace;">YUI<span class="br0">(</span><span class="br0">)</span>.<span class="kw2">use</span><span class="br0">(</span><span class="st0">"*"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>Y<span class="br0">)</span> <span class="br0">{</span>
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<span class="kw2">var</span> menuButton <span class="sy0">=</span> Y.<span class="me1">one</span><span class="br0">(</span><span class="st0">"#button-1"</span><span class="br0">)</span><span class="sy0">,</span>
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menu<span class="sy0">;</span>
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<span class="kw2">var</span> initMenu <span class="sy0">=</span> <span class="kw2">function</span> <span class="br0">(</span><span class="br0">)</span> <span class="br0">{</span>
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menu <span class="sy0">=</span> <span class="kw2">new</span> Y.<span class="me1">Overlay</span><span class="br0">(</span><span class="br0">{</span>
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contentBox<span class="sy0">:</span> <span class="st0">"#menu-1"</span><span class="sy0">,</span>
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visible<span class="sy0">:</span> <span class="kw2">false</span><span class="sy0">,</span>
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tabIndex<span class="sy0">:</span> <span class="kw2">null</span>
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<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span>
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menu.<span class="me1">render</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
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Y.<span class="me1">one</span><span class="br0">(</span><span class="st0">"#menu-1"</span><span class="br0">)</span>.<span class="me1">setStyle</span><span class="br0">(</span><span class="st0">"display"</span><span class="sy0">,</span> <span class="st0">""</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="kw2">var</span> boundingBox <span class="sy0">=</span> menu.<span class="me1">get</span><span class="br0">(</span><span class="st0">"boundingBox"</span><span class="br0">)</span><span class="sy0">,</span>
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contentBox <span class="sy0">=</span> menu.<span class="me1">get</span><span class="br0">(</span><span class="st0">"contentBox"</span><span class="br0">)</span><span class="sy0">;</span>
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boundingBox.<span class="me1">addClass</span><span class="br0">(</span><span class="st0">"yui-buttonmenu"</span><span class="br0">)</span><span class="sy0">;</span>
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contentBox.<span class="me1">addClass</span><span class="br0">(</span><span class="st0">"yui-buttonmenu-content"</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="co1">// Append a decorator element to the bounding box to render the shadow.</span>
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boundingBox.<span class="me1">append</span><span class="br0">(</span><span class="st0">'<div class="yui-menu-shadow"></div>'</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="co1">// Apply the ARIA roles, states and properties to the menu.</span>
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boundingBox.<span class="me1">setAttrs</span><span class="br0">(</span><span class="br0">{</span>
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role<span class="sy0">:</span> <span class="st0">"menu"</span><span class="sy0">,</span>
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<span class="st0">"aria-labelledby"</span><span class="sy0">:</span> menuButton.<span class="me1">get</span><span class="br0">(</span><span class="st0">"id"</span><span class="br0">)</span>
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<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span>
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boundingBox.<span class="me1">all</span><span class="br0">(</span><span class="st0">"input"</span><span class="br0">)</span>.<span class="me1">set</span><span class="br0">(</span><span class="st0">"role"</span><span class="sy0">,</span> <span class="st0">"menuitem"</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="co1">// For NVDA: Add the role of "presentation" to each LI</span>
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<span class="co1">// element to prevent NVDA from announcing the</span>
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<span class="co1">// "listitem" role.</span>
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boundingBox.<span class="me1">all</span><span class="br0">(</span><span class="st0">"div,ul,li"</span><span class="br0">)</span>.<span class="me1">set</span><span class="br0">(</span><span class="st0">"role"</span><span class="sy0">,</span> <span class="st0">"presentation"</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="co1">// Use the FocusManager Node Plugin to manage the focusability</span>
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<span class="co1">// of each menuitem in the menu.</span>
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contentBox.<span class="me1">plug</span><span class="br0">(</span>Y.<span class="me1">Plugin</span>.<span class="me1">NodeFocusManager</span><span class="sy0">,</span> <span class="br0">{</span>
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descendants<span class="sy0">:</span> <span class="st0">"input"</span><span class="sy0">,</span>
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keys<span class="sy0">:</span> <span class="br0">{</span> next<span class="sy0">:</span> <span class="st0">"down:40"</span><span class="sy0">,</span> <span class="co1">// Down arrow</span>
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previous<span class="sy0">:</span> <span class="st0">"down:38"</span> <span class="br0">}</span><span class="sy0">,</span> <span class="co1">// Up arrow</span>
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focusClass<span class="sy0">:</span> <span class="br0">{</span>
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className<span class="sy0">:</span> <span class="st0">"yui-menuitem-active"</span><span class="sy0">,</span>
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fn<span class="sy0">:</span> <span class="kw2">function</span> <span class="br0">(</span>node<span class="br0">)</span> <span class="br0">{</span>
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<span class="kw1">return</span> node.<span class="me1">get</span><span class="br0">(</span><span class="st0">"parentNode"</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="br0">}</span>
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<span class="br0">}</span><span class="sy0">,</span>
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circular<span class="sy0">:</span> <span class="kw2">true</span>
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<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="co1">// Subscribe to the change event for the "focused" attribute</span>
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<span class="co1">// to listen for when the menu initially gains focus, and</span>
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<span class="co1">// when the menu has lost focus completely.</span>
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contentBox.<span class="me1">focusManager</span>.<span class="me1">after</span><span class="br0">(</span><span class="st0">"focusedChange"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span>
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<span class="kw1">if</span> <span class="br0">(</span><span class="sy0">!</span>event.<span class="me1">newVal</span><span class="br0">)</span> <span class="br0">{</span> <span class="co1">// The menu has lost focus</span>
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<span class="co1">// Set the "activeDescendant" attribute to 0 when the</span>
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<span class="co1">// menu is hidden so that the user can tab from the</span>
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<span class="co1">// button to the first item in the menu the next time</span>
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<span class="co1">// the menu is made visible.</span>
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379 |
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<span class="kw1">this</span>.<span class="me1">set</span><span class="br0">(</span><span class="st0">"activeDescendant"</span><span class="sy0">,</span> <span class="nu0">0</span><span class="br0">)</span><span class="sy0">;</span>
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381 |
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<span class="br0">}</span>
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<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="co1">// Hide the button's menu if the user presses the escape key</span>
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<span class="co1">// while focused either on the button or its menu.</span>
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Y.<span class="me1">on</span><span class="br0">(</span><span class="st0">"key"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span><span class="br0">)</span> <span class="br0">{</span>
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menu.<span class="me1">hide</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
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menuButton.<span class="kw3">focus</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="br0">}</span><span class="sy0">,</span> <span class="br0">[</span>menuButton<span class="sy0">,</span> boundingBox<span class="br0">]</span> <span class="sy0">,</span><span class="st0">"down:27"</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="kw1">if</span> <span class="br0">(</span>Y.<span class="me1">UA</span>.<span class="me1">ie</span> <span class="sy0">===</span> <span class="nu0">6</span><span class="br0">)</span> <span class="br0">{</span>
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399 |
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<span class="co1">// Set the width and height of the menu's bounding box -</span>
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401 |
<span class="co1">// this is necessary for IE 6 so that the CSS for the</span>
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<span class="co1">// shadow element can simply set the shadow's width and</span>
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403 |
<span class="co1">// height to 100% to ensure that dimensions of the shadow</span>
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<span class="co1">// are always sync'd to the that of its parent menu.</span>
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405 |
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menu.<span class="me1">on</span><span class="br0">(</span><span class="st0">"visibleChange"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span>
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<span class="kw1">if</span> <span class="br0">(</span>event.<span class="me1">newVal</span><span class="br0">)</span> <span class="br0">{</span>
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409 |
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boundingBox.<span class="me1">setStyles</span><span class="br0">(</span><span class="br0">{</span> height<span class="sy0">:</span> <span class="st0">""</span><span class="sy0">,</span> width<span class="sy0">:</span> <span class="st0">""</span> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span>
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boundingBox.<span class="me1">setStyles</span><span class="br0">(</span><span class="br0">{</span>
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height<span class="sy0">:</span> <span class="br0">(</span>boundingBox.<span class="me1">get</span><span class="br0">(</span><span class="st0">"offsetHeight"</span><span class="br0">)</span> <span class="sy0">+</span> <span class="st0">"px"</span><span class="br0">)</span><span class="sy0">,</span>
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width<span class="sy0">:</span> <span class="br0">(</span>boundingBox.<span class="me1">get</span><span class="br0">(</span><span class="st0">"offsetWidth"</span><span class="br0">)</span> <span class="sy0">+</span> <span class="st0">"px"</span><span class="br0">)</span> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span>
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415 |
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<span class="br0">}</span>
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<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span>
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419 |
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<span class="br0">}</span>
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menu.<span class="me1">after</span><span class="br0">(</span><span class="st0">"visibleChange"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span>
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<span class="kw2">var</span> bVisible <span class="sy0">=</span> event.<span class="me1">newVal</span><span class="sy0">;</span>
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426 |
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427 |
<span class="co1">// Focus the first item when the menu is made visible</span>
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428 |
<span class="co1">// to allow users to navigate the menu via the keyboard</span>
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<span class="kw1">if</span> <span class="br0">(</span>bVisible<span class="br0">)</span> <span class="br0">{</span>
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431 |
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432 |
<span class="co1">// Need to set focus via a timer for Webkit and Opera</span>
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Y.<span class="me1">Lang</span>.<span class="me1">later</span><span class="br0">(</span><span class="nu0">0</span><span class="sy0">,</span> contentBox.<span class="me1">focusManager</span><span class="sy0">,</span> contentBox.<span class="me1">focusManager</span>.<span class="kw3">focus</span><span class="br0">)</span><span class="sy0">;</span>
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434 |
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435 |
<span class="br0">}</span>
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boundingBox.<span class="me1">set</span><span class="br0">(</span><span class="st0">"aria-hidden"</span><span class="sy0">,</span> <span class="br0">(</span><span class="sy0">!</span>bVisible<span class="br0">)</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="co1">// Hide the menu when one of menu items is clicked.</span>
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boundingBox.<span class="me1">delegate</span><span class="br0">(</span><span class="st0">"click"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span>
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445 |
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<span class="kw3">alert</span><span class="br0">(</span><span class="st0">"You clicked "</span> <span class="sy0">+</span> <span class="kw1">this</span>.<span class="me1">query</span><span class="br0">(</span><span class="st0">"input"</span><span class="br0">)</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"value"</span><span class="br0">)</span><span class="br0">)</span><span class="sy0">;</span>
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447 |
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contentBox.<span class="me1">focusManager</span>.<span class="kw3">blur</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
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menu.<span class="me1">hide</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
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<span class="br0">}</span><span class="sy0">,</span> <span class="st0">"li"</span><span class="br0">)</span><span class="sy0">;</span>
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452 |
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453 |
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<span class="co1">// Focus each menuitem as the user moves the mouse over</span>
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<span class="co1">// the menu.</span>
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boundingBox.<span class="me1">delegate</span><span class="br0">(</span><span class="st0">"mouseenter"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span>
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458 |
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<span class="kw2">var</span> focusManager <span class="sy0">=</span> contentBox.<span class="me1">focusManager</span><span class="sy0">;</span>
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460 |
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<span class="kw1">if</span> <span class="br0">(</span>focusManager.<span class="me1">get</span><span class="br0">(</span><span class="st0">"focused"</span><span class="br0">)</span><span class="br0">)</span> <span class="br0">{</span>
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462 |
focusManager.<span class="kw3">focus</span><span class="br0">(</span><span class="kw1">this</span>.<span class="me1">query</span><span class="br0">(</span><span class="st0">"input"</span><span class="br0">)</span><span class="br0">)</span><span class="sy0">;</span>
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463 |
<span class="br0">}</span>
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464 |
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<span class="br0">}</span><span class="sy0">,</span> <span class="st0">"li"</span><span class="br0">)</span><span class="sy0">;</span>
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466 |
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467 |
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468 |
<span class="co1">// Hide the menu if the user clicks outside of it or if the</span>
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469 |
<span class="co1">// user doesn't click on the button</span>
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470 |
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471 |
boundingBox.<span class="me1">get</span><span class="br0">(</span><span class="st0">"ownerDocument"</span><span class="br0">)</span>.<span class="me1">on</span><span class="br0">(</span><span class="st0">"mousedown"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span>
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472 |
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473 |
<span class="kw2">var</span> oTarget <span class="sy0">=</span> event.<span class="me1">target</span><span class="sy0">;</span>
|
|
|
474 |
|
|
|
475 |
<span class="kw1">if</span> <span class="br0">(</span><span class="sy0">!</span>oTarget.<span class="me1">compareTo</span><span class="br0">(</span>menuButton<span class="br0">)</span> <span class="sy0">&&</span>
|
|
|
476 |
<span class="sy0">!</span>menuButton.<span class="me1">contains</span><span class="br0">(</span>oTarget<span class="br0">)</span> <span class="sy0">&&</span>
|
|
|
477 |
<span class="sy0">!</span>oTarget.<span class="me1">compareTo</span><span class="br0">(</span>boundingBox<span class="br0">)</span> <span class="sy0">&&</span>
|
|
|
478 |
<span class="sy0">!</span>boundingBox.<span class="me1">contains</span><span class="br0">(</span>oTarget<span class="br0">)</span><span class="br0">)</span> <span class="br0">{</span>
|
|
|
479 |
|
|
|
480 |
menu.<span class="me1">hide</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
481 |
|
|
|
482 |
<span class="br0">}</span>
|
|
|
483 |
|
|
|
484 |
<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
485 |
|
|
|
486 |
<span class="br0">}</span><span class="sy0">;</span>
|
|
|
487 |
|
|
|
488 |
|
|
|
489 |
menuButton.<span class="me1">addClass</span><span class="br0">(</span><span class="st0">"yui-menubutton"</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
490 |
|
|
|
491 |
|
|
|
492 |
<span class="co1">// Hide the list until it is transformed into a menu</span>
|
|
|
493 |
|
|
|
494 |
Y.<span class="me1">one</span><span class="br0">(</span><span class="st0">"#menu-1"</span><span class="br0">)</span>.<span class="me1">setStyle</span><span class="br0">(</span><span class="st0">"display"</span><span class="sy0">,</span> <span class="st0">"none"</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
495 |
|
|
|
496 |
|
|
|
497 |
<span class="co1">// Remove the "yui-loading" class from the documentElement</span>
|
|
|
498 |
<span class="co1">// now that the necessary YUI dependencies are loaded and the</span>
|
|
|
499 |
<span class="co1">// menu button has been skinned.</span>
|
|
|
500 |
|
|
|
501 |
menuButton.<span class="me1">get</span><span class="br0">(</span><span class="st0">"ownerDocument"</span><span class="br0">)</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"documentElement"</span><span class="br0">)</span>.<span class="me1">removeClass</span><span class="br0">(</span><span class="st0">"yui-loading"</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
502 |
|
|
|
503 |
|
|
|
504 |
<span class="co1">// Apply the ARIA roles, states and properties to the anchor.</span>
|
|
|
505 |
|
|
|
506 |
menuButton.<span class="me1">setAttrs</span><span class="br0">(</span><span class="br0">{</span>
|
|
|
507 |
role<span class="sy0">:</span> <span class="st0">"button"</span><span class="sy0">,</span>
|
|
|
508 |
<span class="st0">"aria-haspopup"</span><span class="sy0">:</span> <span class="kw2">true</span>
|
|
|
509 |
<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
510 |
|
|
|
511 |
|
|
|
512 |
<span class="co1">// Remove the "href" attribute from the anchor element to</span>
|
|
|
513 |
<span class="co1">// prevent JAWS and NVDA from reading the value of the "href"</span>
|
|
|
514 |
<span class="co1">// attribute when the anchor is focused.</span>
|
|
|
515 |
|
|
|
516 |
<span class="kw1">if</span> <span class="br0">(</span><span class="br0">(</span>Y.<span class="me1">UA</span>.<span class="me1">gecko</span> <span class="sy0">||</span> Y.<span class="me1">UA</span>.<span class="me1">ie</span><span class="br0">)</span> <span class="sy0">&&</span> navigator.<span class="me1">userAgent</span>.<span class="me1">indexOf</span><span class="br0">(</span><span class="st0">"Windows"</span><span class="br0">)</span> <span class="sy0">></span> <span class="sy0">-</span><span class="nu0">1</span><span class="br0">)</span> <span class="br0">{</span>
|
|
|
517 |
|
|
|
518 |
menuButton.<span class="me1">removeAttribute</span><span class="br0">(</span><span class="st0">"href"</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
519 |
|
|
|
520 |
<span class="co1">// Since the anchor's "href" attribute has been removed, the</span>
|
|
|
521 |
<span class="co1">// element will not fire the click event in Firefox when the</span>
|
|
|
522 |
<span class="co1">// user presses the enter key. To fix this, dispatch the</span>
|
|
|
523 |
<span class="co1">// "click" event to the anchor when the user presses the</span>
|
|
|
524 |
<span class="co1">// enter key.</span>
|
|
|
525 |
|
|
|
526 |
Y.<span class="me1">on</span><span class="br0">(</span><span class="st0">"key"</span><span class="sy0">,</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span>
|
|
|
527 |
|
|
|
528 |
menuButton.<span class="me1">simulate</span><span class="br0">(</span><span class="st0">"click"</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
529 |
|
|
|
530 |
<span class="br0">}</span><span class="sy0">,</span> menuButton<span class="sy0">,</span> <span class="st0">"down:13"</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
531 |
|
|
|
532 |
<span class="br0">}</span>
|
|
|
533 |
|
|
|
534 |
|
|
|
535 |
<span class="co1">// Set the "tabIndex" attribute of the anchor element to 0 to</span>
|
|
|
536 |
<span class="co1">// place it in the browser's default tab flow. This is</span>
|
|
|
537 |
<span class="co1">// necessary since 1) anchor elements are not in the default</span>
|
|
|
538 |
<span class="co1">// tab flow in Opera and 2) removing the "href" attribute</span>
|
|
|
539 |
<span class="co1">// prevents the anchor from firing its "click" event</span>
|
|
|
540 |
<span class="co1">// in Firefox.</span>
|
|
|
541 |
|
|
|
542 |
menuButton.<span class="me1">set</span><span class="br0">(</span><span class="st0">"tabIndex"</span><span class="sy0">,</span> <span class="nu0">0</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
543 |
|
|
|
544 |
|
|
|
545 |
<span class="kw2">var</span> showMenu <span class="sy0">=</span> <span class="kw2">function</span> <span class="br0">(</span>event<span class="br0">)</span> <span class="br0">{</span>
|
|
|
546 |
|
|
|
547 |
<span class="co1">// For performance: Defer the creation of the menu until</span>
|
|
|
548 |
<span class="co1">// the first time the button is clicked.</span>
|
|
|
549 |
|
|
|
550 |
<span class="kw1">if</span> <span class="br0">(</span><span class="sy0">!</span>menu<span class="br0">)</span> <span class="br0">{</span>
|
|
|
551 |
initMenu<span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
552 |
<span class="br0">}</span>
|
|
|
553 |
|
|
|
554 |
|
|
|
555 |
<span class="kw1">if</span> <span class="br0">(</span><span class="sy0">!</span>menu.<span class="me1">get</span><span class="br0">(</span><span class="st0">"visible"</span><span class="br0">)</span><span class="br0">)</span> <span class="br0">{</span>
|
|
|
556 |
|
|
|
557 |
menu.<span class="me1">set</span><span class="br0">(</span><span class="st0">"align"</span><span class="sy0">,</span> <span class="br0">{</span>
|
|
|
558 |
node<span class="sy0">:</span> menuButton<span class="sy0">,</span>
|
|
|
559 |
points<span class="sy0">:</span> <span class="br0">[</span>Y.<span class="me1">WidgetPositionExt</span>.<span class="me1">TL</span><span class="sy0">,</span> Y.<span class="me1">WidgetPositionExt</span>.<span class="me1">BL</span><span class="br0">]</span>
|
|
|
560 |
<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
561 |
|
|
|
562 |
menu.<span class="me1">show</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
563 |
|
|
|
564 |
<span class="br0">}</span>
|
|
|
565 |
|
|
|
566 |
<span class="co1">// Prevent the anchor element from being focused</span>
|
|
|
567 |
<span class="co1">// when the users mouses down on it.</span>
|
|
|
568 |
event.<span class="me1">preventDefault</span><span class="br0">(</span><span class="br0">)</span><span class="sy0">;</span>
|
|
|
569 |
|
|
|
570 |
<span class="br0">}</span><span class="sy0">;</span>
|
|
|
571 |
|
|
|
572 |
|
|
|
573 |
<span class="co1">// Bind both a "mousedown" and "click" event listener to</span>
|
|
|
574 |
<span class="co1">// ensure the button's menu can be invoked using both the</span>
|
|
|
575 |
<span class="co1">// mouse and the keyboard.</span>
|
|
|
576 |
|
|
|
577 |
menuButton.<span class="me1">on</span><span class="br0">(</span><span class="st0">"mousedown"</span><span class="sy0">,</span> showMenu<span class="br0">)</span><span class="sy0">;</span>
|
|
|
578 |
menuButton.<span class="me1">on</span><span class="br0">(</span><span class="st0">"click"</span><span class="sy0">,</span> showMenu<span class="br0">)</span><span class="sy0">;</span>
|
|
|
579 |
|
|
|
580 |
<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></pre></div><textarea id="syntax3-plain">YUI().use("*", function (Y) {
|
|
|
581 |
|
|
|
582 |
var menuButton = Y.one("#button-1"),
|
|
|
583 |
menu;
|
|
|
584 |
|
|
|
585 |
|
|
|
586 |
var initMenu = function () {
|
|
|
587 |
|
|
|
588 |
menu = new Y.Overlay({
|
|
|
589 |
contentBox: "#menu-1",
|
|
|
590 |
visible: false,
|
|
|
591 |
tabIndex: null
|
|
|
592 |
});
|
|
|
593 |
|
|
|
594 |
menu.render();
|
|
|
595 |
|
|
|
596 |
|
|
|
597 |
Y.one("#menu-1").setStyle("display", "");
|
|
|
598 |
|
|
|
599 |
var boundingBox = menu.get("boundingBox"),
|
|
|
600 |
contentBox = menu.get("contentBox");
|
|
|
601 |
|
|
|
602 |
boundingBox.addClass("yui-buttonmenu");
|
|
|
603 |
contentBox.addClass("yui-buttonmenu-content");
|
|
|
604 |
|
|
|
605 |
|
|
|
606 |
// Append a decorator element to the bounding box to render the shadow.
|
|
|
607 |
|
|
|
608 |
boundingBox.append('<div class="yui-menu-shadow"></div>');
|
|
|
609 |
|
|
|
610 |
|
|
|
611 |
// Apply the ARIA roles, states and properties to the menu.
|
|
|
612 |
|
|
|
613 |
boundingBox.setAttrs({
|
|
|
614 |
role: "menu",
|
|
|
615 |
"aria-labelledby": menuButton.get("id")
|
|
|
616 |
});
|
|
|
617 |
|
|
|
618 |
boundingBox.all("input").set("role", "menuitem");
|
|
|
619 |
|
|
|
620 |
|
|
|
621 |
// For NVDA: Add the role of "presentation" to each LI
|
|
|
622 |
// element to prevent NVDA from announcing the
|
|
|
623 |
// "listitem" role.
|
|
|
624 |
|
|
|
625 |
boundingBox.all("div,ul,li").set("role", "presentation");
|
|
|
626 |
|
|
|
627 |
|
|
|
628 |
// Use the FocusManager Node Plugin to manage the focusability
|
|
|
629 |
// of each menuitem in the menu.
|
|
|
630 |
|
|
|
631 |
contentBox.plug(Y.Plugin.NodeFocusManager, {
|
|
|
632 |
|
|
|
633 |
descendants: "input",
|
|
|
634 |
keys: { next: "down:40", // Down arrow
|
|
|
635 |
previous: "down:38" }, // Up arrow
|
|
|
636 |
focusClass: {
|
|
|
637 |
className: "yui-menuitem-active",
|
|
|
638 |
fn: function (node) {
|
|
|
639 |
return node.get("parentNode");
|
|
|
640 |
}
|
|
|
641 |
},
|
|
|
642 |
circular: true
|
|
|
643 |
|
|
|
644 |
});
|
|
|
645 |
|
|
|
646 |
|
|
|
647 |
// Subscribe to the change event for the "focused" attribute
|
|
|
648 |
// to listen for when the menu initially gains focus, and
|
|
|
649 |
// when the menu has lost focus completely.
|
|
|
650 |
|
|
|
651 |
contentBox.focusManager.after("focusedChange", function (event) {
|
|
|
652 |
|
|
|
653 |
if (!event.newVal) { // The menu has lost focus
|
|
|
654 |
|
|
|
655 |
// Set the "activeDescendant" attribute to 0 when the
|
|
|
656 |
// menu is hidden so that the user can tab from the
|
|
|
657 |
// button to the first item in the menu the next time
|
|
|
658 |
// the menu is made visible.
|
|
|
659 |
|
|
|
660 |
this.set("activeDescendant", 0);
|
|
|
661 |
|
|
|
662 |
}
|
|
|
663 |
|
|
|
664 |
});
|
|
|
665 |
|
|
|
666 |
|
|
|
667 |
// Hide the button's menu if the user presses the escape key
|
|
|
668 |
// while focused either on the button or its menu.
|
|
|
669 |
|
|
|
670 |
Y.on("key", function () {
|
|
|
671 |
|
|
|
672 |
menu.hide();
|
|
|
673 |
menuButton.focus();
|
|
|
674 |
|
|
|
675 |
}, [menuButton, boundingBox] ,"down:27");
|
|
|
676 |
|
|
|
677 |
|
|
|
678 |
if (Y.UA.ie === 6) {
|
|
|
679 |
|
|
|
680 |
// Set the width and height of the menu's bounding box -
|
|
|
681 |
// this is necessary for IE 6 so that the CSS for the
|
|
|
682 |
// shadow element can simply set the shadow's width and
|
|
|
683 |
// height to 100% to ensure that dimensions of the shadow
|
|
|
684 |
// are always sync'd to the that of its parent menu.
|
|
|
685 |
|
|
|
686 |
menu.on("visibleChange", function (event) {
|
|
|
687 |
|
|
|
688 |
if (event.newVal) {
|
|
|
689 |
|
|
|
690 |
boundingBox.setStyles({ height: "", width: "" });
|
|
|
691 |
|
|
|
692 |
boundingBox.setStyles({
|
|
|
693 |
height: (boundingBox.get("offsetHeight") + "px"),
|
|
|
694 |
width: (boundingBox.get("offsetWidth") + "px") });
|
|
|
695 |
|
|
|
696 |
}
|
|
|
697 |
|
|
|
698 |
});
|
|
|
699 |
|
|
|
700 |
}
|
|
|
701 |
|
|
|
702 |
|
|
|
703 |
menu.after("visibleChange", function (event) {
|
|
|
704 |
|
|
|
705 |
var bVisible = event.newVal;
|
|
|
706 |
|
|
|
707 |
// Focus the first item when the menu is made visible
|
|
|
708 |
// to allow users to navigate the menu via the keyboard
|
|
|
709 |
|
|
|
710 |
if (bVisible) {
|
|
|
711 |
|
|
|
712 |
// Need to set focus via a timer for Webkit and Opera
|
|
|
713 |
Y.Lang.later(0, contentBox.focusManager, contentBox.focusManager.focus);
|
|
|
714 |
|
|
|
715 |
}
|
|
|
716 |
|
|
|
717 |
boundingBox.set("aria-hidden", (!bVisible));
|
|
|
718 |
|
|
|
719 |
});
|
|
|
720 |
|
|
|
721 |
|
|
|
722 |
// Hide the menu when one of menu items is clicked.
|
|
|
723 |
|
|
|
724 |
boundingBox.delegate("click", function (event) {
|
|
|
725 |
|
|
|
726 |
alert("You clicked " + this.query("input").get("value"));
|
|
|
727 |
|
|
|
728 |
contentBox.focusManager.blur();
|
|
|
729 |
menu.hide();
|
|
|
730 |
|
|
|
731 |
}, "li");
|
|
|
732 |
|
|
|
733 |
|
|
|
734 |
// Focus each menuitem as the user moves the mouse over
|
|
|
735 |
// the menu.
|
|
|
736 |
|
|
|
737 |
boundingBox.delegate("mouseenter", function (event) {
|
|
|
738 |
|
|
|
739 |
var focusManager = contentBox.focusManager;
|
|
|
740 |
|
|
|
741 |
if (focusManager.get("focused")) {
|
|
|
742 |
focusManager.focus(this.query("input"));
|
|
|
743 |
}
|
|
|
744 |
|
|
|
745 |
}, "li");
|
|
|
746 |
|
|
|
747 |
|
|
|
748 |
// Hide the menu if the user clicks outside of it or if the
|
|
|
749 |
// user doesn't click on the button
|
|
|
750 |
|
|
|
751 |
boundingBox.get("ownerDocument").on("mousedown", function (event) {
|
|
|
752 |
|
|
|
753 |
var oTarget = event.target;
|
|
|
754 |
|
|
|
755 |
if (!oTarget.compareTo(menuButton) &&
|
|
|
756 |
!menuButton.contains(oTarget) &&
|
|
|
757 |
!oTarget.compareTo(boundingBox) &&
|
|
|
758 |
!boundingBox.contains(oTarget)) {
|
|
|
759 |
|
|
|
760 |
menu.hide();
|
|
|
761 |
|
|
|
762 |
}
|
|
|
763 |
|
|
|
764 |
});
|
|
|
765 |
|
|
|
766 |
};
|
|
|
767 |
|
|
|
768 |
|
|
|
769 |
menuButton.addClass("yui-menubutton");
|
|
|
770 |
|
|
|
771 |
|
|
|
772 |
// Hide the list until it is transformed into a menu
|
|
|
773 |
|
|
|
774 |
Y.one("#menu-1").setStyle("display", "none");
|
|
|
775 |
|
|
|
776 |
|
|
|
777 |
// Remove the "yui-loading" class from the documentElement
|
|
|
778 |
// now that the necessary YUI dependencies are loaded and the
|
|
|
779 |
// menu button has been skinned.
|
|
|
780 |
|
|
|
781 |
menuButton.get("ownerDocument").get("documentElement").removeClass("yui-loading");
|
|
|
782 |
|
|
|
783 |
|
|
|
784 |
// Apply the ARIA roles, states and properties to the anchor.
|
|
|
785 |
|
|
|
786 |
menuButton.setAttrs({
|
|
|
787 |
role: "button",
|
|
|
788 |
"aria-haspopup": true
|
|
|
789 |
});
|
|
|
790 |
|
|
|
791 |
|
|
|
792 |
// Remove the "href" attribute from the anchor element to
|
|
|
793 |
// prevent JAWS and NVDA from reading the value of the "href"
|
|
|
794 |
// attribute when the anchor is focused.
|
|
|
795 |
|
|
|
796 |
if ((Y.UA.gecko || Y.UA.ie) && navigator.userAgent.indexOf("Windows") > -1) {
|
|
|
797 |
|
|
|
798 |
menuButton.removeAttribute("href");
|
|
|
799 |
|
|
|
800 |
// Since the anchor's "href" attribute has been removed, the
|
|
|
801 |
// element will not fire the click event in Firefox when the
|
|
|
802 |
// user presses the enter key. To fix this, dispatch the
|
|
|
803 |
// "click" event to the anchor when the user presses the
|
|
|
804 |
// enter key.
|
|
|
805 |
|
|
|
806 |
Y.on("key", function (event) {
|
|
|
807 |
|
|
|
808 |
menuButton.simulate("click");
|
|
|
809 |
|
|
|
810 |
}, menuButton, "down:13");
|
|
|
811 |
|
|
|
812 |
}
|
|
|
813 |
|
|
|
814 |
|
|
|
815 |
// Set the "tabIndex" attribute of the anchor element to 0 to
|
|
|
816 |
// place it in the browser's default tab flow. This is
|
|
|
817 |
// necessary since 1) anchor elements are not in the default
|
|
|
818 |
// tab flow in Opera and 2) removing the "href" attribute
|
|
|
819 |
// prevents the anchor from firing its "click" event
|
|
|
820 |
// in Firefox.
|
|
|
821 |
|
|
|
822 |
menuButton.set("tabIndex", 0);
|
|
|
823 |
|
|
|
824 |
|
|
|
825 |
var showMenu = function (event) {
|
|
|
826 |
|
|
|
827 |
// For performance: Defer the creation of the menu until
|
|
|
828 |
// the first time the button is clicked.
|
|
|
829 |
|
|
|
830 |
if (!menu) {
|
|
|
831 |
initMenu();
|
|
|
832 |
}
|
|
|
833 |
|
|
|
834 |
|
|
|
835 |
if (!menu.get("visible")) {
|
|
|
836 |
|
|
|
837 |
menu.set("align", {
|
|
|
838 |
node: menuButton,
|
|
|
839 |
points: [Y.WidgetPositionExt.TL, Y.WidgetPositionExt.BL]
|
|
|
840 |
});
|
|
|
841 |
|
|
|
842 |
menu.show();
|
|
|
843 |
|
|
|
844 |
}
|
|
|
845 |
|
|
|
846 |
// Prevent the anchor element from being focused
|
|
|
847 |
// when the users mouses down on it.
|
|
|
848 |
event.preventDefault();
|
|
|
849 |
|
|
|
850 |
};
|
|
|
851 |
|
|
|
852 |
|
|
|
853 |
// Bind both a "mousedown" and "click" event listener to
|
|
|
854 |
// ensure the button's menu can be invoked using both the
|
|
|
855 |
// mouse and the keyboard.
|
|
|
856 |
|
|
|
857 |
menuButton.on("mousedown", showMenu);
|
|
|
858 |
menuButton.on("click", showMenu);
|
|
|
859 |
|
|
|
860 |
});</textarea></div> </div>
|
|
|
861 |
<div class="yui-u sidebar">
|
|
|
862 |
|
|
|
863 |
|
|
|
864 |
<div id="examples" class="mod box4">
|
|
|
865 |
<div class="hd">
|
|
|
866 |
<h4>
|
|
|
867 |
Focus Manager Node Plugin Examples:</h4>
|
|
|
868 |
</div>
|
|
|
869 |
<div class="bd">
|
|
|
870 |
<ul>
|
|
|
871 |
<li><a href='../node-focusmanager/node-focusmanager-1.html'>Accessible Toolbar</a></li><li><a href='../node-focusmanager/node-focusmanager-2.html'>Accessible TabView</a></li><li class='selected'><a href='../node-focusmanager/node-focusmanager-3.html'>Accessible Menu Button</a></li> </ul>
|
|
|
872 |
</div>
|
|
|
873 |
</div>
|
|
|
874 |
|
|
|
875 |
<div class="mod box4">
|
|
|
876 |
<div class="hd">
|
|
|
877 |
<h4>More Focus Manager Node Plugin Resources:</h4>
|
|
|
878 |
</div>
|
|
|
879 |
<div class="bd">
|
|
|
880 |
<ul>
|
|
|
881 |
<!-- <li><a href="http://developer.yahoo.com/yui/node-focusmanager/">User's Guide</a> (external)</li> -->
|
|
|
882 |
<li><a href="../../api/module_node-focusmanager.html">API Documentation</a></li></ul>
|
|
|
883 |
</div>
|
|
|
884 |
</div>
|
|
|
885 |
</div>
|
|
|
886 |
</div>
|
|
|
887 |
|
|
|
888 |
</div>
|
|
|
889 |
</div>
|
|
|
890 |
|
|
|
891 |
|
|
|
892 |
<div class="yui-b toc3" id="tocWrapper">
|
|
|
893 |
<!-- TABLE OF CONTENTS -->
|
|
|
894 |
<div id="toc">
|
|
|
895 |
|
|
|
896 |
<ul>
|
|
|
897 |
<li class="sect first">YUI 3 Resources</li><li class="item"><a title="YUI 3 -- Yahoo! User Interface (YUI) Library" href="http://developer.yahoo.com/yui/3/">YUI 3 Web Site</a></li><li class="item"><a title="Examples of every YUI utility and control in action" href="../../examples/">YUI 3 Examples</a></li><li class="item"><a title="Instantly searchable API documentation for the entire YUI library." href="../../api/">YUI 3 API Docs</a></li><li class="item"><a title="YUI 3 Dependency Configurator -- configure your custom YUI implementation" href="http://developer.yahoo.com/yui/3/configurator">YUI 3 Dependency Configurator</a></li><li class="item"><a title="The YUI 3 Forum on YUILibrary.com" href="http://yuilibrary.com/forum/viewforum.php?f=15">YUI 3 Forums (external)</a></li><li class="item"><a title="Found a bug or a missing feature? Let us know on YUILibrary.com." href="http://developer.yahoo.com/yui/articles/reportingbugs/">Bug Reports/Feature Requests</a></li><li class="item"><a title="YUI is free and open, offered under a BSD license." href="http://developer.yahoo.com/yui/license.html">YUI License</a></li><li class="item"><a title="Download and fork the YUI project on GitHub" href="http://github.com/yui">YUI on Github</a></li><li class="item"><a title="The Yahoo! User Interface Blog" href="http://yuiblog.com">YUI Blog (external)</a></li><li class="sect">YUI 3 Core - Examples</li><li class="item"><a title="YUI Global Object - Functional Examples" href="../../examples/yui/index.html">YUI Global Object</a></li><li class="item"><a title="Event - Functional Examples" href="../../examples/event/index.html">Event</a></li><li class="item"><a title="Node - Functional Examples" href="../../examples/node/index.html">Node</a></li><li class="sect">YUI 3 Component Infrastructure - Examples</li><li class="item"><a title="Attribute - Functional Examples" href="../../examples/attribute/index.html">Attribute</a></li><li class="item"><a title="Plugin - Functional Examples" href="../../examples/plugin/index.html">Plugin <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="Widget - Functional Examples" href="../../examples/widget/index.html">Widget <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="sect">YUI 3 Utilities - Examples</li><li class="item"><a title="Animation - Functional Examples" href="../../examples/anim/index.html">Animation</a></li><li class="item"><a title="AsyncQueue - Functional Examples" href="../../examples/async-queue/index.html">AsyncQueue</a></li><li class="item"><a title="Browser History - Functional Examples" href="../../examples/history/index.html">Browser History</a></li><li class="item"><a title="Cache - Functional Examples" href="../../examples/cache/index.html">Cache</a></li><li class="item"><a title="Cookie - Functional Examples" href="../../examples/cookie/index.html">Cookie</a></li><li class="item"><a title="DataSchema - Functional Examples" href="../../examples/dataschema/index.html">DataSchema <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="DataSource - Functional Examples" href="../../examples/datasource/index.html">DataSource <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="DataType - Functional Examples" href="../../examples/datatype/index.html">DataType <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="Drag & Drop - Functional Examples" href="../../examples/dd/index.html">Drag & Drop</a></li><li class="item"><a title="Get - Functional Examples" href="../../examples/get/index.html">Get</a></li><li class="item"><a title="ImageLoader - Functional Examples" href="../../examples/imageloader/index.html">ImageLoader</a></li><li class="item"><a title="IO - Functional Examples" href="../../examples/io/index.html">IO</a></li><li class="item"><a title="JSON (JavaScript Object Notation) - Functional Examples" href="../../examples/json/index.html">JSON</a></li><li class="item"><a title="Stylesheet - Functional Examples" href="../../examples/stylesheet/index.html">Stylesheet</a></li><li class="sect">YUI 3 Widgets - Examples</li><li class="item"><a title="Overlay - Functional Examples" href="../../examples/overlay/index.html">Overlay <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="Slider - Functional Examples" href="../../examples/slider/index.html">Slider <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="sect">YUI 3 Node Plugins - Examples</li><li class="selected "><a title="FocusManager Node Plugin - Functional Examples" href="../../examples/node-focusmanager/index.html">FocusManager Node Plugin <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="MenuNav Node Plugin - Functional Examples" href="../../examples/node-menunav/index.html">MenuNav Node Plugin <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="sect">YUI 3 CSS - Examples</li><li class="item"><a title="YUI CSS Reset - Functional Examples" href="../../examples/cssreset/index.html">CSS Reset</a></li><li class="item"><a title="YUI Fonts - Functional Examples" href="../../examples/cssfonts/index.html">CSS Fonts</a></li><li class="item"><a title="YUI Base - Functional Examples" href="../../examples/cssbase/index.html">CSS Base</a></li><li class="sect">YUI 3 Developer Tools - Examples</li><li class="item"><a title="Console - Functional Examples" href="../../examples/console/index.html">Console <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="Console Filters Plugin- Functional Examples" href="../../examples/console-filters/index.html">Plugin.ConsoleFilters <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="Profiler - Functional Examples" href="../../examples/profiler/index.html">Profiler</a></li><li class="item"><a title="Test - Functional Examples" href="../../examples/test/index.html">Test</a></li><li class="sect">Other Useful YUI 3 Resources</li><li class="item"><a title="Answers to Frequently Asked Questions about the YUI Library" href="http://developer.yahoo.com/yui/articles/faq/">YUI FAQ (external)</a></li><li class="item"><a title="Yahoo!'s philosophy of Graded Browser Support" href="http://developer.yahoo.com/yui/articles/gbs/">Graded Browser Support (external)</a></li><li class="item"><a title="Videos and podcasts from the YUI Team and from the Yahoo! frontend engineering community." href="http://developer.yahoo.com/yui/theater/">YUI Theater (external)</a></li></ul>
|
|
|
898 |
</div>
|
|
|
899 |
</div>
|
|
|
900 |
</div><!--closes bd-->
|
|
|
901 |
|
|
|
902 |
<div id="ft">
|
|
|
903 |
<p class="first">Copyright © 2009 Yahoo! Inc. All rights reserved.</p>
|
|
|
904 |
<p><a href="http://privacy.yahoo.com/privacy/us/devel/index.html">Privacy Policy</a> -
|
|
|
905 |
<a href="http://docs.yahoo.com/info/terms/">Terms of Service</a> -
|
|
|
906 |
<a href="http://docs.yahoo.com/info/copyright/copyright.html">Copyright Policy</a> -
|
|
|
907 |
<a href="http://careers.yahoo.com/">Job Openings</a></p>
|
|
|
908 |
</div>
|
|
|
909 |
</div>
|
|
|
910 |
<script language="javascript">
|
|
|
911 |
var yuiConfig = {base:"../../build/", timeout: 10000};
|
|
|
912 |
</script>
|
|
|
913 |
<script src="../../assets/syntax.js"></script>
|
|
|
914 |
<script src="../../assets/dpSyntaxHighlighter.js"></script>
|
|
|
915 |
<script language="javascript">
|
|
|
916 |
dp.SyntaxHighlighter.HighlightAll('code');
|
|
|
917 |
</script>
|
|
|
918 |
</body>
|
|
|
919 |
</html>
|