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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 Toolbar</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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.yui-toolbar { |
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border: solid 1px #999; |
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background-color: #ccc; |
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margin: .25em; |
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overflow: auto; |
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} |
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.yui-toolbar-button { |
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display: inline-block; |
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border-width: 1px 0; |
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border-style: solid; |
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border-color: #808080; |
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background-color: #dfdfdf; |
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margin: .25em; |
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font-size: 85%; /* 11px */ |
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} |
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.first-child { |
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margin-left: .5em; |
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} |
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.yui-toolbar-button span { |
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display: inline-block; |
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border-width: 0 1px; |
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border-style: solid; |
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border-color: #808080; |
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margin: 0 -1px; |
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*position: relative; /* Necessary to get negative margins working in IE */ |
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*left: -1px; |
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} |
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.yui-toolbar-button span span { |
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display: inline-block; |
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border: solid 1px #b6b6b6; |
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margin: 0; |
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*position: static; |
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} |
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.yui-toolbar-button input { |
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border: none; |
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margin: 0; |
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padding: 4px 4px 4px 24px; |
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*overflow: visible; /* Remove superfluous padding for IE */ |
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background: transparent url(assets/icons.png) no-repeat; |
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} |
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#add-btn input { |
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background-position: 4px -102px; |
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*background-position: 4px -100px; |
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} |
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#edit-btn input { |
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background-position: 4px -78px; |
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*background-position: 4px -76px; |
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} |
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#print-btn input { |
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background-position: 4px -54px; |
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*background-position: 4px -52px; |
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} |
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#open-btn input { |
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background-position: 4px -30px; |
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*background-position: 4px -28px; |
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} |
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#delete-btn input { |
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background-position: 4px -126px; |
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*background-position: 4px -124px; |
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} |
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#save-btn input { |
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background-position: 4px -6px; |
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*background-position: 4px -4px; |
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} |
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/* Augment the browser's default styling of the focus state by changing the |
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background color of the button when it is focused. */ |
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.yui-toolbar-button input.focus { |
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background-color: #B3D4FF; |
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} |
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</style> |
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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 Toolbar</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 Toolbar</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 create an accessible toolbar using the |
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Focus Manager Node Plugin 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>. |
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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-1_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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<div id="toolbar-1" class="yui-toolbar"> |
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<span id="add-btn" class="yui-toolbar-button first-child"><span><span><input type="button" name="btn-add" value="Add"></span></span></span> |
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<span id="edit-btn" class="yui-toolbar-button"><span><span><input type="button" name="btn-edit" value="Edit"></span></span></span> |
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<span id="print-btn" class="yui-toolbar-button"><span><span><input type="button" name="btn-print" value="Print"></span></span></span> |
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<span id="delete-btn" class="yui-toolbar-button"><span><span><input type="button" name="btn-delete" value="Delete"></span></span></span> |
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<span id="open-btn" class="yui-toolbar-button"><span><span><input type="button" name="btn-open" value="Open"></span></span></span> |
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<span id="save-btn" class="yui-toolbar-button"><span><span><input type="button" name="btn-save" value="Save"></span></span></span> |
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</div> |
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<script type="text/javascript"> |
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YUI({base:"../../build/", timeout: 10000}).use("node-focusmanager", function(Y) { |
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// Retrieve the Node instance representing the toolbar |
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// (<div id="toolbar">) and call the "plug" method |
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// passing in a reference to the Focus Manager Node Plugin. |
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var toolbar = Y.Node.get("#toolbar-1"); |
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toolbar.plug(Y.Plugin.NodeFocusManager, { |
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descendants: "input", |
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keys: { next: "down:39", // Right arrow |
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previous: "down:37" }, // Left arrow |
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focusClass: "focus", |
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circular: true |
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}); |
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// Set the ARIA "role" attribute of the Node instance representing the |
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// toolbar to "toolbar" to improve the semantics of the markup for |
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// users of screen readers. |
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toolbar.set("role", "toolbar"); |
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// Listen for the click event on each button via the use of the |
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// "delegate" method |
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toolbar.delegate("click", function (event) { |
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alert("You clicked " + this.query("input").get("value")); |
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}, ".yui-toolbar-button"); |
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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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Start with a set of <code><input></code> elements. For the |
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purpose of this example, the <code>type</code> attribute of each |
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button will be set to a value of "button" since they won't be responsible for |
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submitting a form. Each <code><input></code> is wrapped by two |
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<code><span></code>s that serve as decorator elements used to style |
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each button with rounded corners. |
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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">div</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"toolbar-1"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar"</span>></span></div></li><li class="li1"><div class="de1"> <span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"add-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button first-child"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-add"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Add"</span>><<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">span</span>></span></div></li><li class="li1"><div class="de1"> <span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"edit-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-edit"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Edit"</span>><<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">span</span>></span></div></li><li class="li1"><div class="de1"> <span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"print-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-print"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Print"</span>><<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">span</span>></span></div></li><li class="li2"><div class="de2"> <span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"delete-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-delete"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Delete"</span>><<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">span</span>></span></div></li><li class="li1"><div class="de1"> <span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"open-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-open"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Open"</span>><<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">span</span>></span></div></li><li class="li1"><div class="de1"> <span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"save-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-save"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Save"</span>><<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">span</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">div</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"toolbar-1"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar"</span>></span> |
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<span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"add-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button first-child"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-add"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Add"</span>><<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">span</span>></span> |
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<span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"edit-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-edit"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Edit"</span>><<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">span</span>></span> |
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<span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"print-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-print"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Print"</span>><<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">span</span>></span> |
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<span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"delete-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-delete"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Delete"</span>><<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">span</span>></span> |
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229 |
<span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"open-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-open"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Open"</span>><<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">span</span>></span> |
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<span class="sc2"><<span class="kw2">span</span> <span class="kw3">id</span><span class="sy0">=</span><span class="st0">"save-btn"</span> <span class="kw3">class</span><span class="sy0">=</span><span class="st0">"yui-toolbar-button"</span>><<span class="kw2">span</span>><<span class="kw2">span</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">"btn-save"</span> <span class="kw3">value</span><span class="sy0">=</span><span class="st0">"Save"</span>><<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">span</span>></span> |
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231 |
<span class="sc2"><<span class="sy0">/</span><span class="kw2">div</span>></span></pre></div><textarea id="syntax1-plain"><div id="toolbar-1" class="yui-toolbar"> |
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232 |
<span id="add-btn" class="yui-toolbar-button first-child"><span><span><input type="button" name="btn-add" value="Add"></span></span></span> |
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<span id="edit-btn" class="yui-toolbar-button"><span><span><input type="button" name="btn-edit" value="Edit"></span></span></span> |
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<span id="print-btn" class="yui-toolbar-button"><span><span><input type="button" name="btn-print" value="Print"></span></span></span> |
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<span id="delete-btn" class="yui-toolbar-button"><span><span><input type="button" name="btn-delete" value="Delete"></span></span></span> |
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<span id="open-btn" class="yui-toolbar-button"><span><span><input type="button" name="btn-open" value="Open"></span></span></span> |
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<span id="save-btn" class="yui-toolbar-button"><span><span><input type="button" name="btn-save" value="Save"></span></span></span> |
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</div></textarea></div> |
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239 |
<h3>Setting Up the CSS</h3> |
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<p> |
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Next, each button in the toolbar is styled with rounded corners using a |
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combination of the CSS <code>border</code> property along with the use of |
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negative margins. An icon is added to each button using a background image. |
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Following the advice of the |
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<a href="http://developer.yahoo.com/performance/rules.html">Exceptional Performance team</a>, |
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this example uses the technique of |
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<a href="http://www.alistapart.com/articles/sprites">CSS Sprites</a>, |
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combining all of the icons for each button into a single image to reduce |
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HTTP requests. |
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</p> |
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<div id="syntax2" class="yui-syntax-highlight"><div class="numbers"><pre class="css" style="font-family:monospace;"><ol><li class="li1"><div class="de1"><span class="re1">.yui-toolbar</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw1">border</span><span class="sy0">:</span> <span class="kw2">solid</span> <span class="re3">1px</span> <span class="re0">#999</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">background-color</span><span class="sy0">:</span> <span class="re0">#ccc</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">margin</span><span class="sy0">:</span> <span class="re3">.25em</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> <span class="kw1">overflow</span><span class="sy0">:</span> <span class="kw2">auto</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="li1"><div class="de1"><span class="re1">.yui-toolbar-button</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw1">display</span><span class="sy0">:</span> inline-<span class="kw2">block</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> <span class="kw1">border-width</span><span class="sy0">:</span> <span class="re3">1px</span> <span class="nu0">0</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">border-style</span><span class="sy0">:</span> <span class="kw2">solid</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">border-color</span><span class="sy0">:</span> <span class="re0">#808080</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">background-color</span><span class="sy0">:</span> <span class="re0">#dfdfdf</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">margin</span><span class="sy0">:</span> <span class="re3">.25em</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> <span class="kw1">font-size</span><span class="sy0">:</span> <span class="re3"><span class="nu0">85</span>%</span><span class="sy0">;</span> <span class="coMULTI">/* 11px */</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="li1"><div class="de1"><span class="re1">.first-child</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw1">margin-left</span><span class="sy0">:</span> <span class="re3">.5em</span><span class="sy0">;</span></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="re1">.yui-toolbar-button</span> span <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw1">display</span><span class="sy0">:</span> inline-<span class="kw2">block</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">border-width</span><span class="sy0">:</span> <span class="nu0">0</span> <span class="re3">1px</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> <span class="kw1">border-style</span><span class="sy0">:</span> <span class="kw2">solid</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">border-color</span><span class="sy0">:</span> <span class="re0">#808080</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">margin</span><span class="sy0">:</span> <span class="nu0">0</span> <span class="re3">-1px</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="sy0">*</span><span class="kw1">position</span><span class="sy0">:</span> <span class="kw2">relative</span><span class="sy0">;</span> <span class="coMULTI">/* Necessary to get negative margins working in IE */</span></div></li><li class="li1"><div class="de1"> <span class="sy0">*</span><span class="kw1">left</span><span class="sy0">:</span> <span class="re3">-1px</span><span class="sy0">;</span></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="re1">.yui-toolbar-button</span> span span <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw1">display</span><span class="sy0">:</span> inline-<span class="kw2">block</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">border</span><span class="sy0">:</span> <span class="kw2">solid</span> <span class="re3">1px</span> <span class="re0">#b6b6b6</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> <span class="kw1">margin</span><span class="sy0">:</span> <span class="nu0">0</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="sy0">*</span><span class="kw1">position</span><span class="sy0">:</span> <span class="kw2">static</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="li1"><div class="de1"><span class="re1">.yui-toolbar-button</span> input <span class="br0">{</span></div></li><li class="li2"><div class="de2"> <span class="kw1">border</span><span class="sy0">:</span> <span class="kw2">none</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">margin</span><span class="sy0">:</span> <span class="nu0">0</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw1">padding</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">4px</span> <span class="re3">4px</span> <span class="re3">24px</span><span class="sy0">;</span> </div></li><li class="li1"><div class="de1"> <span class="sy0">*</span><span class="kw1">overflow</span><span class="sy0">:</span> <span class="kw2">visible</span><span class="sy0">;</span> <span class="coMULTI">/* Remove superfluous padding for IE */</span></div></li><li class="li1"><div class="de1"> <span class="kw1">background</span><span class="sy0">:</span> <span class="kw2">transparent</span> <span class="kw2">url</span><span class="br0">(</span><span class="co2">assets/icons.png</span><span class="br0">)</span> <span class="kw2">no-repeat</span><span class="sy0">;</span></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="re0">#add-btn</span> input <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-102px</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-100px</span><span class="sy0">;</span></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="re0">#edit-btn</span> input <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-78px</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-76px</span><span class="sy0">;</span></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="re0">#print-btn</span> input <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-54px</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-52px</span><span class="sy0">;</span></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="re0">#open-btn</span> input <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-30px</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-28px</span><span class="sy0">;</span></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="re0">#delete-btn</span> input <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-126px</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-124px</span><span class="sy0">;</span></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="re0">#save-btn</span> input <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-6px</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-4px</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"><span class="br0">}</span></div></li></ol></pre></div><div class="nonumbers"><pre class="css" style="font-family:monospace;"><span class="re1">.yui-toolbar</span> <span class="br0">{</span> |
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252 |
<span class="kw1">border</span><span class="sy0">:</span> <span class="kw2">solid</span> <span class="re3">1px</span> <span class="re0">#999</span><span class="sy0">;</span> |
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253 |
<span class="kw1">background-color</span><span class="sy0">:</span> <span class="re0">#ccc</span><span class="sy0">;</span> |
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254 |
<span class="kw1">margin</span><span class="sy0">:</span> <span class="re3">.25em</span><span class="sy0">;</span> |
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255 |
<span class="kw1">overflow</span><span class="sy0">:</span> <span class="kw2">auto</span><span class="sy0">;</span> |
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256 |
<span class="br0">}</span> |
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257 |
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258 |
<span class="re1">.yui-toolbar-button</span> <span class="br0">{</span> |
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259 |
<span class="kw1">display</span><span class="sy0">:</span> inline-<span class="kw2">block</span><span class="sy0">;</span> |
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260 |
<span class="kw1">border-width</span><span class="sy0">:</span> <span class="re3">1px</span> <span class="nu0">0</span><span class="sy0">;</span> |
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261 |
<span class="kw1">border-style</span><span class="sy0">:</span> <span class="kw2">solid</span><span class="sy0">;</span> |
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262 |
<span class="kw1">border-color</span><span class="sy0">:</span> <span class="re0">#808080</span><span class="sy0">;</span> |
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263 |
<span class="kw1">background-color</span><span class="sy0">:</span> <span class="re0">#dfdfdf</span><span class="sy0">;</span> |
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264 |
<span class="kw1">margin</span><span class="sy0">:</span> <span class="re3">.25em</span><span class="sy0">;</span> |
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265 |
<span class="kw1">font-size</span><span class="sy0">:</span> <span class="re3"><span class="nu0">85</span>%</span><span class="sy0">;</span> <span class="coMULTI">/* 11px */</span> |
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266 |
<span class="br0">}</span> |
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267 |
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268 |
<span class="re1">.first-child</span> <span class="br0">{</span> |
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269 |
<span class="kw1">margin-left</span><span class="sy0">:</span> <span class="re3">.5em</span><span class="sy0">;</span> |
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270 |
<span class="br0">}</span> |
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271 |
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272 |
<span class="re1">.yui-toolbar-button</span> span <span class="br0">{</span> |
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273 |
<span class="kw1">display</span><span class="sy0">:</span> inline-<span class="kw2">block</span><span class="sy0">;</span> |
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274 |
<span class="kw1">border-width</span><span class="sy0">:</span> <span class="nu0">0</span> <span class="re3">1px</span><span class="sy0">;</span> |
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275 |
<span class="kw1">border-style</span><span class="sy0">:</span> <span class="kw2">solid</span><span class="sy0">;</span> |
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276 |
<span class="kw1">border-color</span><span class="sy0">:</span> <span class="re0">#808080</span><span class="sy0">;</span> |
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277 |
<span class="kw1">margin</span><span class="sy0">:</span> <span class="nu0">0</span> <span class="re3">-1px</span><span class="sy0">;</span> |
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278 |
<span class="sy0">*</span><span class="kw1">position</span><span class="sy0">:</span> <span class="kw2">relative</span><span class="sy0">;</span> <span class="coMULTI">/* Necessary to get negative margins working in IE */</span> |
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279 |
<span class="sy0">*</span><span class="kw1">left</span><span class="sy0">:</span> <span class="re3">-1px</span><span class="sy0">;</span> |
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280 |
<span class="br0">}</span> |
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281 |
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282 |
<span class="re1">.yui-toolbar-button</span> span span <span class="br0">{</span> |
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283 |
<span class="kw1">display</span><span class="sy0">:</span> inline-<span class="kw2">block</span><span class="sy0">;</span> |
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284 |
<span class="kw1">border</span><span class="sy0">:</span> <span class="kw2">solid</span> <span class="re3">1px</span> <span class="re0">#b6b6b6</span><span class="sy0">;</span> |
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285 |
<span class="kw1">margin</span><span class="sy0">:</span> <span class="nu0">0</span><span class="sy0">;</span> |
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286 |
<span class="sy0">*</span><span class="kw1">position</span><span class="sy0">:</span> <span class="kw2">static</span><span class="sy0">;</span> |
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287 |
<span class="br0">}</span> |
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288 |
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289 |
<span class="re1">.yui-toolbar-button</span> input <span class="br0">{</span> |
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290 |
<span class="kw1">border</span><span class="sy0">:</span> <span class="kw2">none</span><span class="sy0">;</span> |
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291 |
<span class="kw1">margin</span><span class="sy0">:</span> <span class="nu0">0</span><span class="sy0">;</span> |
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292 |
<span class="kw1">padding</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">4px</span> <span class="re3">4px</span> <span class="re3">24px</span><span class="sy0">;</span> |
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293 |
<span class="sy0">*</span><span class="kw1">overflow</span><span class="sy0">:</span> <span class="kw2">visible</span><span class="sy0">;</span> <span class="coMULTI">/* Remove superfluous padding for IE */</span> |
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294 |
<span class="kw1">background</span><span class="sy0">:</span> <span class="kw2">transparent</span> <span class="kw2">url</span><span class="br0">(</span><span class="co2">assets/icons.png</span><span class="br0">)</span> <span class="kw2">no-repeat</span><span class="sy0">;</span> |
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295 |
<span class="br0">}</span> |
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296 |
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297 |
<span class="re0">#add-btn</span> input <span class="br0">{</span> |
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298 |
<span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-102px</span><span class="sy0">;</span> |
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299 |
<span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-100px</span><span class="sy0">;</span> |
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300 |
<span class="br0">}</span> |
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301 |
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302 |
<span class="re0">#edit-btn</span> input <span class="br0">{</span> |
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303 |
<span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-78px</span><span class="sy0">;</span> |
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304 |
<span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-76px</span><span class="sy0">;</span> |
|
|
305 |
<span class="br0">}</span> |
|
|
306 |
|
|
|
307 |
<span class="re0">#print-btn</span> input <span class="br0">{</span> |
|
|
308 |
<span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-54px</span><span class="sy0">;</span> |
|
|
309 |
<span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-52px</span><span class="sy0">;</span> |
|
|
310 |
<span class="br0">}</span> |
|
|
311 |
|
|
|
312 |
<span class="re0">#open-btn</span> input <span class="br0">{</span> |
|
|
313 |
<span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-30px</span><span class="sy0">;</span> |
|
|
314 |
<span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-28px</span><span class="sy0">;</span> |
|
|
315 |
<span class="br0">}</span> |
|
|
316 |
|
|
|
317 |
<span class="re0">#delete-btn</span> input <span class="br0">{</span> |
|
|
318 |
<span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-126px</span><span class="sy0">;</span> |
|
|
319 |
<span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-124px</span><span class="sy0">;</span> |
|
|
320 |
<span class="br0">}</span> |
|
|
321 |
|
|
|
322 |
<span class="re0">#save-btn</span> input <span class="br0">{</span> |
|
|
323 |
<span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-6px</span><span class="sy0">;</span> |
|
|
324 |
<span class="sy0">*</span><span class="kw1">background-position</span><span class="sy0">:</span> <span class="re3">4px</span> <span class="re3">-4px</span><span class="sy0">;</span> |
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|
325 |
<span class="br0">}</span></pre></div><textarea id="syntax2-plain">.yui-toolbar { |
|
|
326 |
border: solid 1px #999; |
|
|
327 |
background-color: #ccc; |
|
|
328 |
margin: .25em; |
|
|
329 |
overflow: auto; |
|
|
330 |
} |
|
|
331 |
|
|
|
332 |
.yui-toolbar-button { |
|
|
333 |
display: inline-block; |
|
|
334 |
border-width: 1px 0; |
|
|
335 |
border-style: solid; |
|
|
336 |
border-color: #808080; |
|
|
337 |
background-color: #dfdfdf; |
|
|
338 |
margin: .25em; |
|
|
339 |
font-size: 85%; /* 11px */ |
|
|
340 |
} |
|
|
341 |
|
|
|
342 |
.first-child { |
|
|
343 |
margin-left: .5em; |
|
|
344 |
} |
|
|
345 |
|
|
|
346 |
.yui-toolbar-button span { |
|
|
347 |
display: inline-block; |
|
|
348 |
border-width: 0 1px; |
|
|
349 |
border-style: solid; |
|
|
350 |
border-color: #808080; |
|
|
351 |
margin: 0 -1px; |
|
|
352 |
*position: relative; /* Necessary to get negative margins working in IE */ |
|
|
353 |
*left: -1px; |
|
|
354 |
} |
|
|
355 |
|
|
|
356 |
.yui-toolbar-button span span { |
|
|
357 |
display: inline-block; |
|
|
358 |
border: solid 1px #b6b6b6; |
|
|
359 |
margin: 0; |
|
|
360 |
*position: static; |
|
|
361 |
} |
|
|
362 |
|
|
|
363 |
.yui-toolbar-button input { |
|
|
364 |
border: none; |
|
|
365 |
margin: 0; |
|
|
366 |
padding: 4px 4px 4px 24px; |
|
|
367 |
*overflow: visible; /* Remove superfluous padding for IE */ |
|
|
368 |
background: transparent url(assets/icons.png) no-repeat; |
|
|
369 |
} |
|
|
370 |
|
|
|
371 |
#add-btn input { |
|
|
372 |
background-position: 4px -102px; |
|
|
373 |
*background-position: 4px -100px; |
|
|
374 |
} |
|
|
375 |
|
|
|
376 |
#edit-btn input { |
|
|
377 |
background-position: 4px -78px; |
|
|
378 |
*background-position: 4px -76px; |
|
|
379 |
} |
|
|
380 |
|
|
|
381 |
#print-btn input { |
|
|
382 |
background-position: 4px -54px; |
|
|
383 |
*background-position: 4px -52px; |
|
|
384 |
} |
|
|
385 |
|
|
|
386 |
#open-btn input { |
|
|
387 |
background-position: 4px -30px; |
|
|
388 |
*background-position: 4px -28px; |
|
|
389 |
} |
|
|
390 |
|
|
|
391 |
#delete-btn input { |
|
|
392 |
background-position: 4px -126px; |
|
|
393 |
*background-position: 4px -124px; |
|
|
394 |
} |
|
|
395 |
|
|
|
396 |
#save-btn input { |
|
|
397 |
background-position: 4px -6px; |
|
|
398 |
*background-position: 4px -4px; |
|
|
399 |
}</textarea></div> |
|
|
400 |
<h3>Initializing the Focus Manager</h3> |
|
|
401 |
<p> |
|
|
402 |
With the toolbar markup and CSS in place, retrieve the Node instance |
|
|
403 |
representing the toolbar (<code><div id="toolbar-1"></code>) |
|
|
404 |
and call the <a href="../../api/Node.html#method_plug"><code>plug</code></a> |
|
|
405 |
passing in a reference to the Focus Manager Node Plugin as the first argument, |
|
|
406 |
and a collection of configuration attributes as the second argument. |
|
|
407 |
</p> |
|
|
408 |
<p> |
|
|
409 |
The Focus Manager's |
|
|
410 |
<a href="../../api/plugin.NodeFocusManager.html#config_descendants"><code>descendants</code></a> |
|
|
411 |
attribute is set to a value of "input", so that only one button in the toolbar |
|
|
412 |
is in the browser's default tab flow. This allows users navigating via the |
|
|
413 |
keyboard to use the tab key to quickly move into and out of the toolbar. Once |
|
|
414 |
the toolbar has focus, the user can move focus among each button using the left |
|
|
415 |
and right arrows keys, as defined by the value of the |
|
|
416 |
<a href="../../api/plugin.NodeFocusManager.html#config_keys"><code>keys</code></a> |
|
|
417 |
attribute. Lastly, the |
|
|
418 |
<a href="../../api/plugin.NodeFocusManager.html#config_focusClass"><code>focusClass</code></a> |
|
|
419 |
attribute is used to apply a class of <code>focus</code> to each |
|
|
420 |
<code><input></code> when it is focused, making it easy to style the |
|
|
421 |
focused state in each of the |
|
|
422 |
<a href="http://developer.yahoo.com/yui/articles/gbs/#gbschart">A-Grade browsers</a>. |
|
|
423 |
</p> |
|
|
424 |
<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> base<span class="sy0">:</span><span class="st0">"../../build/"</span><span class="sy0">,</span> timeout<span class="sy0">:</span> <span class="nu0">10000</span> <span class="br0">}</span><span class="br0">)</span>.<span class="kw2">use</span><span class="br0">(</span><span class="st0">"node-focusmanager"</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="co1">// Retrieve the Node instance representing the toolbar</span></div></li><li class="li1"><div class="de1"> <span class="co1">// (<div id="toolbar">) and call the "plug" method</span></div></li><li class="li2"><div class="de2"> <span class="co1">// passing in a reference to the Focus Manager Node Plugin.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> toolbar <span class="sy0">=</span> Y.<span class="me1">Node</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"#toolbar-1"</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"> toolbar.<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="li2"><div class="de2"> </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="li1"><div class="de1"> keys<span class="sy0">:</span> <span class="br0">{</span> next<span class="sy0">:</span> <span class="st0">"down:39"</span><span class="sy0">,</span> <span class="co1">// Right arrow</span></div></li><li class="li1"><div class="de1"> previous<span class="sy0">:</span> <span class="st0">"down:37"</span> <span class="br0">}</span><span class="sy0">,</span> <span class="co1">// Left arrow</span></div></li><li class="li1"><div class="de1"> focusClass<span class="sy0">:</span> <span class="st0">"focus"</span><span class="sy0">,</span></div></li><li class="li2"><div class="de2"> circular<span class="sy0">:</span> <span class="kw2">true</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="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="co1">// Set the ARIA "role" attribute of the Node instance representing the</span></div></li><li class="li1"><div class="de1"> <span class="co1">// toolbar to "toolbar" to improve the semantics of the markup for</span></div></li><li class="li1"><div class="de1"> <span class="co1">// users of screen readers.</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> toolbar.<span class="me1">set</span><span class="br0">(</span><span class="st0">"role"</span><span class="sy0">,</span> <span class="st0">"toolbar"</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">// Listen for the click event on each button via the use of the</span></div></li><li class="li1"><div class="de1"> <span class="co1">// "delegate" method</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> toolbar.<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"> <span class="br0">}</span><span class="sy0">,</span> <span class="st0">".yui-toolbar-button"</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="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> base<span class="sy0">:</span><span class="st0">"../../build/"</span><span class="sy0">,</span> timeout<span class="sy0">:</span> <span class="nu0">10000</span> <span class="br0">}</span><span class="br0">)</span>.<span class="kw2">use</span><span class="br0">(</span><span class="st0">"node-focusmanager"</span><span class="sy0">,</span> <span class="kw2">function</span><span class="br0">(</span>Y<span class="br0">)</span> <span class="br0">{</span> |
|
|
425 |
|
|
|
426 |
<span class="co1">// Retrieve the Node instance representing the toolbar</span> |
|
|
427 |
<span class="co1">// (<div id="toolbar">) and call the "plug" method</span> |
|
|
428 |
<span class="co1">// passing in a reference to the Focus Manager Node Plugin.</span> |
|
|
429 |
|
|
|
430 |
<span class="kw2">var</span> toolbar <span class="sy0">=</span> Y.<span class="me1">Node</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"#toolbar-1"</span><span class="br0">)</span><span class="sy0">;</span> |
|
|
431 |
|
|
|
432 |
toolbar.<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> |
|
|
433 |
|
|
|
434 |
descendants<span class="sy0">:</span> <span class="st0">"input"</span><span class="sy0">,</span> |
|
|
435 |
keys<span class="sy0">:</span> <span class="br0">{</span> next<span class="sy0">:</span> <span class="st0">"down:39"</span><span class="sy0">,</span> <span class="co1">// Right arrow</span> |
|
|
436 |
previous<span class="sy0">:</span> <span class="st0">"down:37"</span> <span class="br0">}</span><span class="sy0">,</span> <span class="co1">// Left arrow</span> |
|
|
437 |
focusClass<span class="sy0">:</span> <span class="st0">"focus"</span><span class="sy0">,</span> |
|
|
438 |
circular<span class="sy0">:</span> <span class="kw2">true</span> |
|
|
439 |
|
|
|
440 |
<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span> |
|
|
441 |
|
|
|
442 |
|
|
|
443 |
<span class="co1">// Set the ARIA "role" attribute of the Node instance representing the</span> |
|
|
444 |
<span class="co1">// toolbar to "toolbar" to improve the semantics of the markup for</span> |
|
|
445 |
<span class="co1">// users of screen readers.</span> |
|
|
446 |
|
|
|
447 |
toolbar.<span class="me1">set</span><span class="br0">(</span><span class="st0">"role"</span><span class="sy0">,</span> <span class="st0">"toolbar"</span><span class="br0">)</span><span class="sy0">;</span> |
|
|
448 |
|
|
|
449 |
|
|
|
450 |
<span class="co1">// Listen for the click event on each button via the use of the</span> |
|
|
451 |
<span class="co1">// "delegate" method</span> |
|
|
452 |
|
|
|
453 |
toolbar.<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> |
|
|
454 |
|
|
|
455 |
<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> |
|
|
456 |
|
|
|
457 |
<span class="br0">}</span><span class="sy0">,</span> <span class="st0">".yui-toolbar-button"</span><span class="br0">)</span><span class="sy0">;</span> |
|
|
458 |
|
|
|
459 |
<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></pre></div><textarea id="syntax3-plain">YUI({ base:"../../build/", timeout: 10000 }).use("node-focusmanager", function(Y) { |
|
|
460 |
|
|
|
461 |
// Retrieve the Node instance representing the toolbar |
|
|
462 |
// (<div id="toolbar">) and call the "plug" method |
|
|
463 |
// passing in a reference to the Focus Manager Node Plugin. |
|
|
464 |
|
|
|
465 |
var toolbar = Y.Node.get("#toolbar-1"); |
|
|
466 |
|
|
|
467 |
toolbar.plug(Y.Plugin.NodeFocusManager, { |
|
|
468 |
|
|
|
469 |
descendants: "input", |
|
|
470 |
keys: { next: "down:39", // Right arrow |
|
|
471 |
previous: "down:37" }, // Left arrow |
|
|
472 |
focusClass: "focus", |
|
|
473 |
circular: true |
|
|
474 |
|
|
|
475 |
}); |
|
|
476 |
|
|
|
477 |
|
|
|
478 |
// Set the ARIA "role" attribute of the Node instance representing the |
|
|
479 |
// toolbar to "toolbar" to improve the semantics of the markup for |
|
|
480 |
// users of screen readers. |
|
|
481 |
|
|
|
482 |
toolbar.set("role", "toolbar"); |
|
|
483 |
|
|
|
484 |
|
|
|
485 |
// Listen for the click event on each button via the use of the |
|
|
486 |
// "delegate" method |
|
|
487 |
|
|
|
488 |
toolbar.delegate("click", function (event) { |
|
|
489 |
|
|
|
490 |
alert("You clicked " + this.query("input").get("value")); |
|
|
491 |
|
|
|
492 |
}, ".yui-toolbar-button"); |
|
|
493 |
|
|
|
494 |
});</textarea></div> |
|
|
495 |
<h3>Styling Focus</h3> |
|
|
496 |
<p> |
|
|
497 |
To augment the browser's default styling of the focused state define a CSS |
|
|
498 |
selector that adds a background color to the |
|
|
499 |
</p> |
|
|
500 |
<div id="syntax4" class="yui-syntax-highlight"><div class="numbers"><pre class="css" style="font-family:monospace;"><ol><li class="li1"><div class="de1"><span class="coMULTI">/* Augment the browser's default styling of the focus state by changing the</span></div></li><li class="li1"><div class="de1"><span class="coMULTI"> background color of the button when it is focused. */</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"><span class="re1">.yui-toolbar-button</span> input<span class="re1">.focus</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> <span class="kw1">background-color</span><span class="sy0">:</span> <span class="re0">#B3D4FF</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"><span class="br0">}</span></div></li></ol></pre></div><div class="nonumbers"><pre class="css" style="font-family:monospace;"><span class="coMULTI">/* Augment the browser's default styling of the focus state by changing the |
|
|
501 |
background color of the button when it is focused. */</span> |
|
|
502 |
|
|
|
503 |
<span class="re1">.yui-toolbar-button</span> input<span class="re1">.focus</span> <span class="br0">{</span> |
|
|
504 |
<span class="kw1">background-color</span><span class="sy0">:</span> <span class="re0">#B3D4FF</span><span class="sy0">;</span> |
|
|
505 |
<span class="br0">}</span></pre></div><textarea id="syntax4-plain">/* Augment the browser's default styling of the focus state by changing the |
|
|
506 |
background color of the button when it is focused. */ |
|
|
507 |
|
|
|
508 |
.yui-toolbar-button input.focus { |
|
|
509 |
background-color: #B3D4FF; |
|
|
510 |
}</textarea></div> </div> |
|
|
511 |
<div class="yui-u sidebar"> |
|
|
512 |
|
|
|
513 |
|
|
|
514 |
<div id="examples" class="mod box4"> |
|
|
515 |
<div class="hd"> |
|
|
516 |
<h4> |
|
|
517 |
Focus Manager Node Plugin Examples:</h4> |
|
|
518 |
</div> |
|
|
519 |
<div class="bd"> |
|
|
520 |
<ul> |
|
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<li class='selected'><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><a href='../node-focusmanager/node-focusmanager-3.html'>Accessible Menu Button</a></li> </ul> |
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</div> |
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</div> |
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<div class="mod box4"> |
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<div class="hd"> |
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<h4>More Focus Manager Node Plugin Resources:</h4> |
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</div> |
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<div class="bd"> |
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<ul> |
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<!-- <li><a href="http://developer.yahoo.com/yui/node-focusmanager/">User's Guide</a> (external)</li> --> |
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<li><a href="../../api/module_node-focusmanager.html">API Documentation</a></li></ul> |
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</div> |
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</div> |
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</div> |
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</div> |
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</div> |
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</div> |
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<div class="yui-b toc3" id="tocWrapper"> |
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<!-- TABLE OF CONTENTS --> |
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<div id="toc"> |
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<ul> |
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<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> |
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</div> |
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</div> |
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</div><!--closes bd--> |
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<div id="ft"> |
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<p class="first">Copyright © 2009 Yahoo! Inc. All rights reserved.</p> |
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<a href="http://careers.yahoo.com/">Job Openings</a></p> |
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</div> |
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<script language="javascript"> |
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var yuiConfig = {base:"../../build/", timeout: 10000}; |
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</script> |
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<script src="../../assets/syntax.js"></script> |
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<script src="../../assets/dpSyntaxHighlighter.js"></script> |
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<script language="javascript"> |
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dp.SyntaxHighlighter.HighlightAll('code'); |
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