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<title>API: node-focusmanager node-focusmanager.js (YUI Library)</title> |
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<h1><a href="http://developer.yahoo.com/yui/" title="Yahoo! UI Library">Yahoo! UI Library</a></h1> |
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<h3>node-focusmanager <span class="subtitle">3.0.0</span></h3> |
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<a href="./index.html" title="Yahoo! UI Library">Yahoo! UI Library</a> |
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> <a href="./module_node-focusmanager.html" title="node-focusmanager">node-focusmanager</a> |
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> node-focusmanager.js (source view) |
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#doc3 .classopts { display:none; } |
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</style> |
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<div class="highlight" ><pre><span class="c">/**</span> |
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<span class="c">* <p>The Focus Manager Node Plugin makes it easy to manage focus among </span> |
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<span class="c">* a Node's descendants. Primarily intended to help with widget development, </span> |
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<span class="c">* the Focus Manager Node Plugin can be used to improve the keyboard </span> |
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<span class="c">* accessibility of widgets.</p></span> |
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<span class="c">* </span> |
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<span class="c">* <p></span> |
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<span class="c">* When designing widgets that manage a set of descendant controls (i.e. buttons</span> |
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<span class="c">* in a toolbar, tabs in a tablist, menuitems in a menu, etc.) it is important to </span> |
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<span class="c">* limit the number of descendants in the browser's default tab flow. The fewer </span> |
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<span class="c">* number of descendants in the default tab flow, the easier it is for keyboard </span> |
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<span class="c">* users to navigate between widgets by pressing the tab key. When a widget has </span> |
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<span class="c">* focus it should provide a set of shortcut keys (typically the arrow keys) </span> |
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<span class="c">* to move focus among its descendants.</span> |
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<span class="c">* </p></span> |
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<span class="c">* </span> |
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<span class="c">* <p></span> |
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<span class="c">* To this end, the Focus Manager Node Plugin makes it easy to define a Node's </span> |
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<span class="c">* focusable descendants, define which descendant should be in the default tab </span> |
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<span class="c">* flow, and define the keys that move focus among each descendant.</span> |
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<span class="c">* Additionally, as the CSS </span> |
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<span class="c">* <a href="http://www.w3.org/TR/CSS21/selector.html#x38"><code>:focus</code></a> </span> |
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<span class="c">* pseudo class is not supported on all elements in all </span> |
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<span class="c">* <a href="http://developer.yahoo.com/yui/articles/gbs/">A-Grade browsers</a>,</span> |
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<span class="c">* the Focus Manager Node Plugin provides an easy, cross-browser means of </span> |
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<span class="c">* styling focus.</span> |
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<span class="c">* </p></span> |
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<span class="c">* </span> |
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<span class="c">* @module node-focusmanager</span> |
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<span class="c">*/</span> |
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<span class="c">// Frequently used strings</span> |
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<span class="c"></span> |
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<span class="k">var</span> <span class="nx">ACTIVE_DESCENDANT</span> <span class="o">=</span> <span class="s2">"activeDescendant"</span><span class="o">,</span> |
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<span class="nx">ID</span> <span class="o">=</span> <span class="s2">"id"</span><span class="o">,</span> |
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<span class="nx">DISABLED</span> <span class="o">=</span> <span class="s2">"disabled"</span><span class="o">,</span> |
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<span class="nx">TAB_INDEX</span> <span class="o">=</span> <span class="s2">"tabIndex"</span><span class="o">,</span> |
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<span class="nx">FOCUSED</span> <span class="o">=</span> <span class="s2">"focused"</span><span class="o">,</span> |
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<span class="nx">FOCUS_CLASS</span> <span class="o">=</span> <span class="s2">"focusClass"</span><span class="o">,</span> |
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<span class="nx">CIRCULAR</span> <span class="o">=</span> <span class="s2">"circular"</span><span class="o">,</span> |
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<span class="nx">UI</span> <span class="o">=</span> <span class="s2">"UI"</span><span class="o">,</span> |
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<span class="nx">KEY</span> <span class="o">=</span> <span class="s2">"key"</span><span class="o">,</span> |
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<span class="nx">ACTIVE_DESCENDANT_CHANGE</span> <span class="o">=</span> <span class="nx">ACTIVE_DESCENDANT</span> <span class="o">+</span> <span class="s2">"Change"</span><span class="o">,</span> |
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<span class="nx">HOST</span> <span class="o">=</span> <span class="s2">"host"</span><span class="o">,</span> |
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<span class="c">// Collection of keys that, when pressed, cause the browser viewport</span> |
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<span class="c"></span> <span class="c">// to scroll.</span> |
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<span class="c"></span> <span class="nx">scrollKeys</span> <span class="o">=</span> <span class="o">{</span> |
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<span class="m">37</span><span class="o">:</span> <span class="kc">true</span><span class="o">,</span> |
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<span class="m">38</span><span class="o">:</span> <span class="kc">true</span><span class="o">,</span> |
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<span class="m">39</span><span class="o">:</span> <span class="kc">true</span><span class="o">,</span> |
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<span class="m">40</span><span class="o">:</span> <span class="kc">true</span> |
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<span class="o">},</span> |
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<span class="nx">clickableElements</span> <span class="o">=</span> <span class="o">{</span> |
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<span class="s2">"a"</span><span class="o">:</span> <span class="kc">true</span><span class="o">,</span> |
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<span class="s2">"button"</span><span class="o">:</span> <span class="kc">true</span><span class="o">,</span> |
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<span class="s2">"input"</span><span class="o">:</span> <span class="kc">true</span><span class="o">,</span> |
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<span class="s2">"object"</span><span class="o">:</span> <span class="kc">true</span> |
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<span class="o">},</span> |
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<span class="c">// Library shortcuts</span> |
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<span class="c"></span> |
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<span class="nx">Lang</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">,</span> |
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<span class="nx">UA</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">UA</span><span class="o">,</span> |
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<span class="c">/**</span> |
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<span class="c"> * The NodeFocusManager class is a plugin for a Node instance. The class is used </span> |
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<span class="c"> * via the <a href="Node.html#method_plug"><code>plug</code></a> method of Node </span> |
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<span class="c"> * and should not be instantiated directly.</span> |
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<span class="c"> * @namespace plugin</span> |
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<span class="c"> * @class NodeFocusManager</span> |
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<span class="c"> */</span> |
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<span class="nx">NodeFocusManager</span> <span class="o">=</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
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<span class="nx">NodeFocusManager</span><span class="o">.</span><span class="nx">superclass</span><span class="o">.</span><span class="nx">constructor</span><span class="o">.</span><span class="nx">apply</span><span class="o">(</span><span class="k">this</span><span class="o">,</span> <span class="nx">arguments</span><span class="o">);</span> |
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<span class="o">};</span> |
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<span class="nx">NodeFocusManager</span><span class="o">.</span><span class="nx">ATTRS</span> <span class="o">=</span> <span class="o">{</span> |
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<span class="c">/**</span> |
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<span class="c"> * Boolean indicating that one of the descendants is focused.</span> |
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<span class="c"> *</span> |
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<span class="c"> * @attribute focused</span> |
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<span class="c"> * @readOnly</span> |
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<span class="c"> * @default false</span> |
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<span class="c"> * @type boolean</span> |
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<span class="c"> */</span> |
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<span class="nx">focused</span><span class="o">:</span> <span class="o">{</span> |
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<span class="nx">value</span><span class="o">:</span> <span class="kc">false</span><span class="o">,</span> |
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<span class="nx">readOnly</span><span class="o">:</span> <span class="kc">true</span> |
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<span class="o">},</span> |
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<span class="c">/**</span> |
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<span class="c"> * String representing the CSS selector used to define the descendant Nodes </span> |
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<span class="c"> * whose focus should be managed.</span> |
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<span class="c"> *</span> |
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<span class="c"> * @attribute descendants</span> |
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<span class="c"> * @type Y.NodeList</span> |
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<span class="c"> */</span> |
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<span class="nx">descendants</span><span class="o">:</span> <span class="o">{</span> |
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<span class="nx">getter</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">value</span><span class="o">)</span> <span class="o">{</span> |
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<span class="k">return</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">HOST</span><span class="o">).</span><span class="nx">all</span><span class="o">(</span><span class="nx">value</span><span class="o">);</span> |
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<span class="o">}</span> |
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<span class="o">},</span> |
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<span class="c">/**</span> |
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<span class="c"> * <p>Node, or index of the Node, representing the descendant that is either </span> |
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<span class="c"> * focused or is focusable (<code>tabIndex</code> attribute is set to 0). </span> |
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<span class="c"> * The value cannot represent a disabled descendant Node. Use a value of -1</span> |
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<span class="c"> * to remove all descendant Nodes from the default tab flow.</span> |
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<span class="c"> * If no value is specified, the active descendant will be inferred using </span> |
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<span class="c"> * the following criteria:</p></span> |
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<span class="c"> * <ol></span> |
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<span class="c"> * <li>Examining the <code>tabIndex</code> attribute of each descendant and </span> |
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<span class="c"> * using the first descendant whose <code>tabIndex</code> attribute is set </span> |
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<span class="c"> * to 0</li></span> |
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<span class="c"> * <li>If no default can be inferred then the value is set to either 0 or </span> |
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<span class="c"> * the index of the first enabled descendant.</li></span> |
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<span class="c"> * </ol></span> |
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<span class="c"> * </span> |
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<span class="c"> * @attribute activeDescendant</span> |
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<span class="c"> * @type Number</span> |
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<span class="c"> */</span> |
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<span class="nx">activeDescendant</span><span class="o">:</span> <span class="o">{</span> |
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<span class="nx">setter</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">value</span><span class="o">)</span> <span class="o">{</span> |
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<span class="k">var</span> <span class="nx">isNumber</span> <span class="o">=</span> <span class="nx">Lang</span><span class="o">.</span><span class="nx">isNumber</span><span class="o">,</span> |
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<span class="nx">INVALID_VALUE</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Attribute</span><span class="o">.</span><span class="nx">INVALID_VALUE</span><span class="o">,</span> |
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<span class="nx">descendantsMap</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_descendantsMap</span><span class="o">,</span> |
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<span class="nx">descendants</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_descendants</span><span class="o">,</span> |
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<span class="nx">nodeIndex</span><span class="o">,</span> |
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<span class="nx">returnValue</span><span class="o">,</span> |
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<span class="nx">oNode</span><span class="o">;</span> |
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<span class="k">if</span> <span class="o">(</span><span class="nx">isNumber</span><span class="o">(</span><span class="nx">value</span><span class="o">))</span> <span class="o">{</span> |
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<span class="nx">nodeIndex</span> <span class="o">=</span> <span class="nx">value</span><span class="o">;</span> |
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<span class="nx">returnValue</span> <span class="o">=</span> <span class="nx">nodeIndex</span><span class="o">;</span> |
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<span class="o">}</span> |
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<span class="k">else</span> <span class="k">if</span> <span class="o">((</span><span class="nx">value</span> <span class="k">instanceof</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Node</span><span class="o">)</span> <span class="o">&&</span> <span class="nx">descendantsMap</span><span class="o">)</span> <span class="o">{</span> |
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<span class="nx">nodeIndex</span> <span class="o">=</span> <span class="nx">descendantsMap</span><span class="o">[</span><span class="nx">value</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">ID</span><span class="o">)];</span> |
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<span class="k">if</span> <span class="o">(</span><span class="nx">isNumber</span><span class="o">(</span><span class="nx">nodeIndex</span><span class="o">))</span> <span class="o">{</span> |
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<span class="nx">returnValue</span> <span class="o">=</span> <span class="nx">nodeIndex</span><span class="o">;</span> |
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<span class="o">}</span> |
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<span class="k">else</span> <span class="o">{</span> |
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<span class="c">// The user passed a reference to a Node that wasn't one</span> |
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<span class="c"></span> <span class="c">// of the descendants.</span> |
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<span class="c"></span> <span class="nx">returnValue</span> <span class="o">=</span> <span class="nx">INVALID_VALUE</span><span class="o">;</span> |
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<span class="o">}</span> |
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<span class="o">}</span> |
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<span class="k">else</span> <span class="o">{</span> |
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<span class="nx">returnValue</span> <span class="o">=</span> <span class="nx">INVALID_VALUE</span><span class="o">;</span> |
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<span class="o">}</span> |
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<span class="k">if</span> <span class="o">(</span><span class="nx">descendants</span><span class="o">)</span> <span class="o">{</span> |
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<span class="nx">oNode</span> <span class="o">=</span> <span class="nx">descendants</span><span class="o">.</span><span class="nx">item</span><span class="o">(</span><span class="nx">nodeIndex</span><span class="o">);</span> |
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<span class="k">if</span> <span class="o">(</span><span class="nx">oNode</span> <span class="o">&&</span> <span class="nx">oNode</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s2">"disabled"</span><span class="o">))</span> <span class="o">{</span> |
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<span class="c">// Setting the "activeDescendant" attribute to the index</span> |
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<span class="c"></span> <span class="c">// of a disabled descendant is invalid.</span> |
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<span class="c"></span> <span class="nx">returnValue</span> <span class="o">=</span> <span class="nx">INVALID_VALUE</span><span class="o">;</span> |
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<span class="o">}</span> |
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<span class="o">}</span> |
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<span class="k">return</span> <span class="nx">returnValue</span><span class="o">;</span> |
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<span class="o">}</span> |
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<span class="o">},</span> |
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243 |
<span class="c">/**</span> |
|
|
244 |
<span class="c"> * Object literal representing the keys to be used to navigate between the </span> |
|
|
245 |
<span class="c"> * next/previous descendant. The format for the attribute's value is </span> |
|
|
246 |
<span class="c"> * <code>{ next: "down:40", previous: "down:38" }</code>. The value for the </span> |
|
|
247 |
<span class="c"> * "next" and "previous" properties are used to attach </span> |
|
|
248 |
<span class="c"> * <a href="event/#keylistener"><code>key</code></a> event listeners. See </span> |
|
|
249 |
<span class="c"> * the <a href="event/#keylistener">Using the key Event</a> section of </span> |
|
|
250 |
<span class="c"> * the Event documentation for more information on "key" event listeners.</span> |
|
|
251 |
<span class="c"> * </span> |
|
|
252 |
<span class="c"> * @attribute keys</span> |
|
|
253 |
<span class="c"> * @type Object</span> |
|
|
254 |
<span class="c"> */</span> |
|
|
255 |
<span class="nx">keys</span><span class="o">:</span> <span class="o">{</span> |
|
|
256 |
|
|
|
257 |
<span class="nx">value</span><span class="o">:</span> <span class="o">{</span> |
|
|
258 |
|
|
|
259 |
<span class="nx">next</span><span class="o">:</span> <span class="kc">null</span><span class="o">,</span> |
|
|
260 |
<span class="nx">previous</span><span class="o">:</span> <span class="kc">null</span> |
|
|
261 |
|
|
|
262 |
<span class="o">}</span> |
|
|
263 |
|
|
|
264 |
|
|
|
265 |
<span class="o">},</span> |
|
|
266 |
|
|
|
267 |
|
|
|
268 |
<span class="c">/**</span> |
|
|
269 |
<span class="c"> * String representing the name of class applied to the focused active </span> |
|
|
270 |
<span class="c"> * descendant Node. Can also be an object literal used to define both the </span> |
|
|
271 |
<span class="c"> * class name, and the Node to which the class should be applied. If using </span> |
|
|
272 |
<span class="c"> * an object literal, the format is:</span> |
|
|
273 |
<span class="c"> * <code>{ className: "focus", fn: myFunction }</code>. The function </span> |
|
|
274 |
<span class="c"> * referenced by the <code>fn</code> property in the object literal will be</span> |
|
|
275 |
<span class="c"> * passed a reference to the currently focused active descendant Node.</span> |
|
|
276 |
<span class="c"> * </span> |
|
|
277 |
<span class="c"> * @attribute focusClass</span> |
|
|
278 |
<span class="c"> * @type String|Object</span> |
|
|
279 |
<span class="c"> */</span> |
|
|
280 |
<span class="nx">focusClass</span><span class="o">:</span> <span class="o">{</span> <span class="o">},</span> |
|
|
281 |
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|
|
282 |
|
|
|
283 |
<span class="c">/**</span> |
|
|
284 |
<span class="c"> * Boolean indicating if focus should be set to the first/last descendant </span> |
|
|
285 |
<span class="c"> * when the end or beginning of the descendants has been reached.</span> |
|
|
286 |
<span class="c"> * </span> |
|
|
287 |
<span class="c"> * @attribute circular</span> |
|
|
288 |
<span class="c"> * @type Boolean</span> |
|
|
289 |
<span class="c"> */</span> |
|
|
290 |
<span class="nx">circular</span><span class="o">:</span> <span class="o">{</span> |
|
|
291 |
<span class="nx">value</span><span class="o">:</span> <span class="kc">true</span> |
|
|
292 |
<span class="o">}</span> |
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|
293 |
|
|
|
294 |
<span class="o">};</span> |
|
|
295 |
|
|
|
296 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">extend</span><span class="o">(</span><span class="nx">NodeFocusManager</span><span class="o">,</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Plugin</span><span class="o">.</span><span class="nx">Base</span><span class="o">,</span> <span class="o">{</span> |
|
|
297 |
|
|
|
298 |
<span class="c">// Protected properties</span> |
|
|
299 |
<span class="c"></span> |
|
|
300 |
<span class="c">// Boolean indicating if the NodeFocusManager is active.</span> |
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|
301 |
<span class="c"></span> <span class="nx">_stopped</span><span class="o">:</span> <span class="kc">true</span><span class="o">,</span> |
|
|
302 |
|
|
|
303 |
<span class="c">// NodeList representing the descendants selected via the </span> |
|
|
304 |
<span class="c"></span> <span class="c">// "descendants" attribute.</span> |
|
|
305 |
<span class="c"></span> <span class="nx">_descendants</span><span class="o">:</span> <span class="kc">null</span><span class="o">,</span> |
|
|
306 |
|
|
|
307 |
<span class="c">// Object literal mapping the IDs of each descendant to its index in the </span> |
|
|
308 |
<span class="c"></span> <span class="c">// "_descendants" NodeList.</span> |
|
|
309 |
<span class="c"></span> <span class="nx">_descendantsMap</span><span class="o">:</span> <span class="kc">null</span><span class="o">,</span> |
|
|
310 |
|
|
|
311 |
<span class="c">// Reference to the Node instance to which the focused class (defined </span> |
|
|
312 |
<span class="c"></span> <span class="c">// by the "focusClass" attribute) is currently applied.</span> |
|
|
313 |
<span class="c"></span> <span class="nx">_focusedNode</span><span class="o">:</span> <span class="kc">null</span><span class="o">,</span> |
|
|
314 |
|
|
|
315 |
<span class="c">// Number representing the index of the last descendant Node.</span> |
|
|
316 |
<span class="c"></span> <span class="nx">_lastNodeIndex</span><span class="o">:</span> <span class="m">0</span><span class="o">,</span> |
|
|
317 |
|
|
|
318 |
<span class="c">// Array of handles for event handlers used for a NodeFocusManager instance.</span> |
|
|
319 |
<span class="c"></span> <span class="nx">_eventHandlers</span><span class="o">:</span> <span class="kc">null</span><span class="o">,</span> |
|
|
320 |
|
|
|
321 |
|
|
|
322 |
|
|
|
323 |
<span class="c">// Protected methods</span> |
|
|
324 |
<span class="c"></span> |
|
|
325 |
<span class="c">/**</span> |
|
|
326 |
<span class="c"> * @method _initDescendants</span> |
|
|
327 |
<span class="c"> * @description Sets the <code>tabIndex</code> attribute of all of the </span> |
|
|
328 |
<span class="c"> * descendants to -1, except the active descendant, whose </span> |
|
|
329 |
<span class="c"> * <code>tabIndex</code> attribute is set to 0.</span> |
|
|
330 |
<span class="c"> * @protected</span> |
|
|
331 |
<span class="c"> */</span> |
|
|
332 |
<span class="nx">_initDescendants</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
333 |
|
|
|
334 |
<span class="k">var</span> <span class="nx">descendants</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s2">"descendants"</span><span class="o">),</span> |
|
|
335 |
<span class="nx">descendantsMap</span> <span class="o">=</span> <span class="o">{},</span> |
|
|
336 |
<span class="nx">nFirstEnabled</span> <span class="o">=</span> <span class="o">-</span><span class="m">1</span><span class="o">,</span> |
|
|
337 |
<span class="nx">nDescendants</span><span class="o">,</span> |
|
|
338 |
<span class="nx">nActiveDescendant</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">ACTIVE_DESCENDANT</span><span class="o">),</span> |
|
|
339 |
<span class="nx">oNode</span><span class="o">,</span> |
|
|
340 |
<span class="nx">sID</span><span class="o">,</span> |
|
|
341 |
<span class="nx">i</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span> |
|
|
342 |
|
|
|
343 |
|
|
|
344 |
|
|
|
345 |
<span class="k">if</span> <span class="o">(</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isUndefined</span><span class="o">(</span><span class="nx">nActiveDescendant</span><span class="o">))</span> <span class="o">{</span> |
|
|
346 |
<span class="nx">nActiveDescendant</span> <span class="o">=</span> <span class="o">-</span><span class="m">1</span><span class="o">;</span> |
|
|
347 |
<span class="o">}</span> |
|
|
348 |
|
|
|
349 |
|
|
|
350 |
<span class="k">if</span> <span class="o">(</span><span class="nx">descendants</span><span class="o">)</span> <span class="o">{</span> |
|
|
351 |
|
|
|
352 |
<span class="nx">nDescendants</span> <span class="o">=</span> <span class="nx">descendants</span><span class="o">.</span><span class="nx">size</span><span class="o">();</span> |
|
|
353 |
|
|
|
354 |
|
|
|
355 |
<span class="k">if</span> <span class="o">(</span><span class="nx">nDescendants</span> <span class="o">></span> <span class="m">1</span><span class="o">)</span> <span class="o">{</span> |
|
|
356 |
|
|
|
357 |
<span class="k">for</span> <span class="o">(</span><span class="nx">i</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span> <span class="nx">i</span> <span class="o"><</span> <span class="nx">nDescendants</span><span class="o">;</span> <span class="nx">i</span><span class="o">++)</span> <span class="o">{</span> |
|
|
358 |
|
|
|
359 |
<span class="nx">oNode</span> <span class="o">=</span> <span class="nx">descendants</span><span class="o">.</span><span class="nx">item</span><span class="o">(</span><span class="nx">i</span><span class="o">);</span> |
|
|
360 |
|
|
|
361 |
<span class="k">if</span> <span class="o">(</span><span class="nx">nFirstEnabled</span> <span class="o">===</span> <span class="o">-</span><span class="m">1</span> <span class="o">&&</span> <span class="o">!</span><span class="nx">oNode</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">DISABLED</span><span class="o">))</span> <span class="o">{</span> |
|
|
362 |
<span class="nx">nFirstEnabled</span> <span class="o">=</span> <span class="nx">i</span><span class="o">;</span> |
|
|
363 |
<span class="o">}</span> |
|
|
364 |
|
|
|
365 |
|
|
|
366 |
<span class="c">// If the user didn't specify a value for the </span> |
|
|
367 |
<span class="c"></span> <span class="c">// "activeDescendant" attribute try to infer it from </span> |
|
|
368 |
<span class="c"></span> <span class="c">// the markup.</span> |
|
|
369 |
<span class="c"></span> |
|
|
370 |
<span class="c">// Need to pass "2" when using "getAttribute" for IE to get</span> |
|
|
371 |
<span class="c"></span> <span class="c">// the attribute value as it is set in the markup.</span> |
|
|
372 |
<span class="c"></span> <span class="c">// Need to use "parseInt" because IE always returns the </span> |
|
|
373 |
<span class="c"></span> <span class="c">// value as a number, whereas all other browsers return</span> |
|
|
374 |
<span class="c"></span> <span class="c">// the attribute as a string when accessed </span> |
|
|
375 |
<span class="c"></span> <span class="c">// via "getAttribute".</span> |
|
|
376 |
<span class="c"></span> |
|
|
377 |
<span class="k">if</span> <span class="o">(</span><span class="nx">nActiveDescendant</span> <span class="o"><</span> <span class="m">0</span> <span class="o">&&</span> |
|
|
378 |
<span class="nb">parseInt</span><span class="o">(</span><span class="nx">oNode</span><span class="o">.</span><span class="nx">getAttribute</span><span class="o">(</span><span class="nx">TAB_INDEX</span><span class="o">,</span> <span class="m">2</span><span class="o">),</span> <span class="m">10</span><span class="o">)</span> <span class="o">===</span> <span class="m">0</span><span class="o">)</span> <span class="o">{</span> |
|
|
379 |
|
|
|
380 |
<span class="nx">nActiveDescendant</span> <span class="o">=</span> <span class="nx">i</span><span class="o">;</span> |
|
|
381 |
|
|
|
382 |
<span class="o">}</span> |
|
|
383 |
|
|
|
384 |
<span class="nx">oNode</span><span class="o">.</span><span class="nx">set</span><span class="o">(</span><span class="nx">TAB_INDEX</span><span class="o">,</span> <span class="o">-</span><span class="m">1</span><span class="o">);</span> |
|
|
385 |
|
|
|
386 |
<span class="nx">sID</span> <span class="o">=</span> <span class="nx">oNode</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">ID</span><span class="o">);</span> |
|
|
387 |
|
|
|
388 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">sID</span><span class="o">)</span> <span class="o">{</span> |
|
|
389 |
<span class="nx">sID</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">guid</span><span class="o">();</span> |
|
|
390 |
<span class="nx">oNode</span><span class="o">.</span><span class="nx">set</span><span class="o">(</span><span class="nx">ID</span><span class="o">,</span> <span class="nx">sID</span><span class="o">);</span> |
|
|
391 |
<span class="o">}</span> |
|
|
392 |
|
|
|
393 |
<span class="nx">descendantsMap</span><span class="o">[</span><span class="nx">sID</span><span class="o">]</span> <span class="o">=</span> <span class="nx">i</span><span class="o">;</span> |
|
|
394 |
|
|
|
395 |
<span class="o">}</span> |
|
|
396 |
|
|
|
397 |
|
|
|
398 |
<span class="c">// If the user didn't specify a value for the </span> |
|
|
399 |
<span class="c"></span> <span class="c">// "activeDescendant" attribute and no default value could be </span> |
|
|
400 |
<span class="c"></span> <span class="c">// determined from the markup, then default to 0.</span> |
|
|
401 |
<span class="c"></span> |
|
|
402 |
<span class="k">if</span> <span class="o">(</span><span class="nx">nActiveDescendant</span> <span class="o"><</span> <span class="m">0</span><span class="o">)</span> <span class="o">{</span> |
|
|
403 |
<span class="nx">nActiveDescendant</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span> |
|
|
404 |
<span class="o">}</span> |
|
|
405 |
|
|
|
406 |
|
|
|
407 |
<span class="nx">oNode</span> <span class="o">=</span> <span class="nx">descendants</span><span class="o">.</span><span class="nx">item</span><span class="o">(</span><span class="nx">nActiveDescendant</span><span class="o">);</span> |
|
|
408 |
|
|
|
409 |
<span class="c">// Check to make sure the active descendant isn't disabled, </span> |
|
|
410 |
<span class="c"></span> <span class="c">// and fall back to the first enabled descendant if it is.</span> |
|
|
411 |
<span class="c"></span> |
|
|
412 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">oNode</span> <span class="o">||</span> <span class="nx">oNode</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">DISABLED</span><span class="o">))</span> <span class="o">{</span> |
|
|
413 |
<span class="nx">oNode</span> <span class="o">=</span> <span class="nx">descendants</span><span class="o">.</span><span class="nx">item</span><span class="o">(</span><span class="nx">nFirstEnabled</span><span class="o">);</span> |
|
|
414 |
<span class="nx">nActiveDescendant</span> <span class="o">=</span> <span class="nx">nFirstEnabled</span><span class="o">;</span> |
|
|
415 |
<span class="o">}</span> |
|
|
416 |
|
|
|
417 |
<span class="k">this</span><span class="o">.</span><span class="nx">_lastNodeIndex</span> <span class="o">=</span> <span class="nx">nDescendants</span> <span class="o">-</span> <span class="m">1</span><span class="o">;</span> |
|
|
418 |
<span class="k">this</span><span class="o">.</span><span class="nx">_descendants</span> <span class="o">=</span> <span class="nx">descendants</span><span class="o">;</span> |
|
|
419 |
<span class="k">this</span><span class="o">.</span><span class="nx">_descendantsMap</span> <span class="o">=</span> <span class="nx">descendantsMap</span><span class="o">;</span> |
|
|
420 |
|
|
|
421 |
<span class="k">this</span><span class="o">.</span><span class="nx">set</span><span class="o">(</span><span class="nx">ACTIVE_DESCENDANT</span><span class="o">,</span> <span class="nx">nActiveDescendant</span><span class="o">);</span> |
|
|
422 |
|
|
|
423 |
<span class="c">// Need to set the "tabIndex" attribute here, since the </span> |
|
|
424 |
<span class="c"></span> <span class="c">// "activeDescendantChange" event handler used to manage</span> |
|
|
425 |
<span class="c"></span> <span class="c">// the setting of the "tabIndex" attribute isn't wired up yet.</span> |
|
|
426 |
<span class="c"></span> |
|
|
427 |
<span class="nx">oNode</span><span class="o">.</span><span class="nx">set</span><span class="o">(</span><span class="nx">TAB_INDEX</span><span class="o">,</span> <span class="m">0</span><span class="o">);</span> |
|
|
428 |
|
|
|
429 |
<span class="o">}</span> |
|
|
430 |
|
|
|
431 |
<span class="o">}</span> |
|
|
432 |
|
|
|
433 |
<span class="o">},</span> |
|
|
434 |
|
|
|
435 |
|
|
|
436 |
<span class="c">/**</span> |
|
|
437 |
<span class="c"> * @method _isDescendant</span> |
|
|
438 |
<span class="c"> * @description Determines if the specified Node instance is a descendant</span> |
|
|
439 |
<span class="c"> * managed by the Focus Manager.</span> |
|
|
440 |
<span class="c"> * @param node {Node} Node instance to be checked.</span> |
|
|
441 |
<span class="c"> * @return {Boolean} Boolean indicating if the specified Node instance is a </span> |
|
|
442 |
<span class="c"> * descendant managed by the Focus Manager.</span> |
|
|
443 |
<span class="c"> * @protected</span> |
|
|
444 |
<span class="c"> */</span> |
|
|
445 |
<span class="nx">_isDescendant</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">node</span><span class="o">)</span> <span class="o">{</span> |
|
|
446 |
|
|
|
447 |
<span class="k">return</span> <span class="o">(</span><span class="nx">node</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">ID</span><span class="o">)</span> <span class="k">in</span> <span class="k">this</span><span class="o">.</span><span class="nx">_descendantsMap</span><span class="o">);</span> |
|
|
448 |
|
|
|
449 |
<span class="o">},</span> |
|
|
450 |
|
|
|
451 |
|
|
|
452 |
<span class="c">/**</span> |
|
|
453 |
<span class="c"> * @method _removeFocusClass</span> |
|
|
454 |
<span class="c"> * @description Removes the class name representing focus (as specified by </span> |
|
|
455 |
<span class="c"> * the "focusClass" attribute) from the Node instance to which it is </span> |
|
|
456 |
<span class="c"> * currently applied.</span> |
|
|
457 |
<span class="c"> * @protected</span> |
|
|
458 |
<span class="c"> */</span> |
|
|
459 |
<span class="nx">_removeFocusClass</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
460 |
|
|
|
461 |
<span class="k">var</span> <span class="nx">oFocusedNode</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_focusedNode</span><span class="o">,</span> |
|
|
462 |
<span class="nx">focusClass</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">FOCUS_CLASS</span><span class="o">),</span> |
|
|
463 |
<span class="nx">sClassName</span><span class="o">;</span> |
|
|
464 |
|
|
|
465 |
<span class="k">if</span> <span class="o">(</span><span class="nx">focusClass</span><span class="o">)</span> <span class="o">{</span> |
|
|
466 |
<span class="nx">sClassName</span> <span class="o">=</span> <span class="nx">Lang</span><span class="o">.</span><span class="nx">isString</span><span class="o">(</span><span class="nx">focusClass</span><span class="o">)</span> <span class="o">?</span> |
|
|
467 |
<span class="nx">focusClass</span> <span class="o">:</span> <span class="nx">focusClass</span><span class="o">.</span><span class="nx">className</span><span class="o">;</span> |
|
|
468 |
<span class="o">}</span> |
|
|
469 |
|
|
|
470 |
<span class="k">if</span> <span class="o">(</span><span class="nx">oFocusedNode</span> <span class="o">&&</span> <span class="nx">sClassName</span><span class="o">)</span> <span class="o">{</span> |
|
|
471 |
<span class="nx">oFocusedNode</span><span class="o">.</span><span class="nx">removeClass</span><span class="o">(</span><span class="nx">sClassName</span><span class="o">);</span> |
|
|
472 |
<span class="o">}</span> |
|
|
473 |
|
|
|
474 |
<span class="o">},</span> |
|
|
475 |
|
|
|
476 |
|
|
|
477 |
<span class="c">/**</span> |
|
|
478 |
<span class="c"> * @method _detachKeyHandler</span> |
|
|
479 |
<span class="c"> * @description Detaches the "key" event handlers used to support the "keys"</span> |
|
|
480 |
<span class="c"> * attribute.</span> |
|
|
481 |
<span class="c"> * @protected</span> |
|
|
482 |
<span class="c"> */</span> |
|
|
483 |
<span class="nx">_detachKeyHandler</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
484 |
|
|
|
485 |
<span class="k">var</span> <span class="nx">prevKeyHandler</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_prevKeyHandler</span><span class="o">,</span> |
|
|
486 |
<span class="nx">nextKeyHandler</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_nextKeyHandler</span><span class="o">;</span> |
|
|
487 |
|
|
|
488 |
<span class="k">if</span> <span class="o">(</span><span class="nx">prevKeyHandler</span><span class="o">)</span> <span class="o">{</span> |
|
|
489 |
<span class="nx">prevKeyHandler</span><span class="o">.</span><span class="nx">detach</span><span class="o">();</span> |
|
|
490 |
<span class="o">}</span> |
|
|
491 |
|
|
|
492 |
<span class="k">if</span> <span class="o">(</span><span class="nx">nextKeyHandler</span><span class="o">)</span> <span class="o">{</span> |
|
|
493 |
<span class="nx">nextKeyHandler</span><span class="o">.</span><span class="nx">detach</span><span class="o">();</span> |
|
|
494 |
<span class="o">}</span> |
|
|
495 |
|
|
|
496 |
<span class="o">},</span> |
|
|
497 |
|
|
|
498 |
|
|
|
499 |
<span class="c">/**</span> |
|
|
500 |
<span class="c"> * @method _preventScroll</span> |
|
|
501 |
<span class="c"> * @description Prevents the viewport from scolling when the user presses </span> |
|
|
502 |
<span class="c"> * the up, down, left, or right key.</span> |
|
|
503 |
<span class="c"> * @protected</span> |
|
|
504 |
<span class="c"> */</span> |
|
|
505 |
<span class="nx">_preventScroll</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">event</span><span class="o">)</span> <span class="o">{</span> |
|
|
506 |
|
|
|
507 |
<span class="k">if</span> <span class="o">(</span><span class="nx">scrollKeys</span><span class="o">[</span><span class="nx">event</span><span class="o">.</span><span class="nx">keyCode</span><span class="o">])</span> <span class="o">{</span> |
|
|
508 |
<span class="nx">event</span><span class="o">.</span><span class="nx">preventDefault</span><span class="o">();</span> |
|
|
509 |
<span class="o">}</span> |
|
|
510 |
|
|
|
511 |
<span class="o">},</span> |
|
|
512 |
|
|
|
513 |
|
|
|
514 |
<span class="c">/**</span> |
|
|
515 |
<span class="c"> * @method _preventScroll</span> |
|
|
516 |
<span class="c"> * @description Fires the click event if the enter key is pressed while </span> |
|
|
517 |
<span class="c"> * focused on an HTML element that is not natively clickable.</span> |
|
|
518 |
<span class="c"> * @protected</span> |
|
|
519 |
<span class="c"> */</span> |
|
|
520 |
<span class="nx">_fireClick</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">event</span><span class="o">)</span> <span class="o">{</span> |
|
|
521 |
|
|
|
522 |
<span class="k">var</span> <span class="nx">oTarget</span> <span class="o">=</span> <span class="nx">event</span><span class="o">.</span><span class="nx">target</span><span class="o">,</span> |
|
|
523 |
<span class="nx">sNodeName</span> <span class="o">=</span> <span class="nx">oTarget</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s2">"nodeName"</span><span class="o">).</span><span class="nx">toLowerCase</span><span class="o">();</span> |
|
|
524 |
|
|
|
525 |
<span class="k">if</span> <span class="o">(</span><span class="nx">event</span><span class="o">.</span><span class="nx">keyCode</span> <span class="o">===</span> <span class="m">13</span> <span class="o">&&</span> <span class="o">(!</span><span class="nx">clickableElements</span><span class="o">[</span><span class="nx">sNodeName</span><span class="o">]</span> <span class="o">||</span> |
|
|
526 |
<span class="o">(</span><span class="nx">sNodeName</span> <span class="o">===</span> <span class="s2">"a"</span> <span class="o">&&</span> <span class="o">!</span><span class="nx">oTarget</span><span class="o">.</span><span class="nx">getAttribute</span><span class="o">(</span><span class="s2">"href"</span><span class="o">))))</span> <span class="o">{</span> |
|
|
527 |
|
|
|
528 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">log</span><span class="o">((</span><span class="s2">"Firing click event for node:"</span> <span class="o">+</span> <span class="nx">oTarget</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s2">"id"</span><span class="o">)),</span> <span class="s2">"info"</span><span class="o">,</span> <span class="s2">"nodeFocusManager"</span><span class="o">);</span> |
|
|
529 |
|
|
|
530 |
<span class="nx">oTarget</span><span class="o">.</span><span class="nx">simulate</span><span class="o">(</span><span class="s2">"click"</span><span class="o">);</span> |
|
|
531 |
|
|
|
532 |
<span class="o">}</span> |
|
|
533 |
|
|
|
534 |
<span class="o">},</span> |
|
|
535 |
|
|
|
536 |
|
|
|
537 |
<span class="c">/**</span> |
|
|
538 |
<span class="c"> * @method _attachKeyHandler</span> |
|
|
539 |
<span class="c"> * @description Attaches the "key" event handlers used to support the "keys"</span> |
|
|
540 |
<span class="c"> * attribute.</span> |
|
|
541 |
<span class="c"> * @protected</span> |
|
|
542 |
<span class="c"> */</span> |
|
|
543 |
<span class="nx">_attachKeyHandler</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
544 |
|
|
|
545 |
<span class="k">this</span><span class="o">.</span><span class="nx">_detachKeyHandler</span><span class="o">();</span> |
|
|
546 |
|
|
|
547 |
<span class="k">var</span> <span class="nx">sNextKey</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s2">"keys.next"</span><span class="o">),</span> |
|
|
548 |
<span class="nx">sPrevKey</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s2">"keys.previous"</span><span class="o">),</span> |
|
|
549 |
<span class="nx">oNode</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">HOST</span><span class="o">),</span> |
|
|
550 |
<span class="nx">aHandlers</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_eventHandlers</span><span class="o">;</span> |
|
|
551 |
|
|
|
552 |
<span class="k">if</span> <span class="o">(</span><span class="nx">sPrevKey</span><span class="o">)</span> <span class="o">{</span> |
|
|
553 |
<span class="k">this</span><span class="o">.</span><span class="nx">_prevKeyHandler</span> <span class="o">=</span> |
|
|
554 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="nx">KEY</span><span class="o">,</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">bind</span><span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_focusPrevious</span><span class="o">,</span> <span class="k">this</span><span class="o">),</span> <span class="nx">oNode</span><span class="o">,</span> <span class="nx">sPrevKey</span><span class="o">);</span> |
|
|
555 |
<span class="o">}</span> |
|
|
556 |
|
|
|
557 |
<span class="k">if</span> <span class="o">(</span><span class="nx">sNextKey</span><span class="o">)</span> <span class="o">{</span> |
|
|
558 |
<span class="k">this</span><span class="o">.</span><span class="nx">_nextKeyHandler</span> <span class="o">=</span> |
|
|
559 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="nx">KEY</span><span class="o">,</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">bind</span><span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_focusNext</span><span class="o">,</span> <span class="k">this</span><span class="o">),</span> <span class="nx">oNode</span><span class="o">,</span> <span class="nx">sNextKey</span><span class="o">);</span> |
|
|
560 |
<span class="o">}</span> |
|
|
561 |
|
|
|
562 |
|
|
|
563 |
<span class="c">// In Opera it is necessary to call the "preventDefault" method in </span> |
|
|
564 |
<span class="c"></span> <span class="c">// response to the user pressing the arrow keys in order to prevent </span> |
|
|
565 |
<span class="c"></span> <span class="c">// the viewport from scrolling when the user is moving focus among </span> |
|
|
566 |
<span class="c"></span> <span class="c">// the focusable descendants.</span> |
|
|
567 |
<span class="c"></span> |
|
|
568 |
<span class="k">if</span> <span class="o">(</span><span class="nx">UA</span><span class="o">.</span><span class="nx">opera</span><span class="o">)</span> <span class="o">{</span> |
|
|
569 |
<span class="nx">aHandlers</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">oNode</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="s2">"keypress"</span><span class="o">,</span> <span class="k">this</span><span class="o">.</span><span class="nx">_preventScroll</span><span class="o">,</span> <span class="k">this</span><span class="o">));</span> |
|
|
570 |
<span class="o">}</span> |
|
|
571 |
|
|
|
572 |
|
|
|
573 |
<span class="c">// For all browsers except Opera: HTML elements that are not natively</span> |
|
|
574 |
<span class="c"></span> <span class="c">// focusable but made focusable via the tabIndex attribute don't </span> |
|
|
575 |
<span class="c"></span> <span class="c">// fire a click event when the user presses the enter key. It is </span> |
|
|
576 |
<span class="c"></span> <span class="c">// possible to work around this problem by simplying dispatching a </span> |
|
|
577 |
<span class="c"></span> <span class="c">// click event in response to the user pressing the enter key.</span> |
|
|
578 |
<span class="c"></span> |
|
|
579 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">UA</span><span class="o">.</span><span class="nx">opera</span><span class="o">)</span> <span class="o">{</span> |
|
|
580 |
<span class="nx">aHandlers</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">oNode</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="s2">"keypress"</span><span class="o">,</span> <span class="k">this</span><span class="o">.</span><span class="nx">_fireClick</span><span class="o">,</span> <span class="k">this</span><span class="o">));</span> |
|
|
581 |
<span class="o">}</span> |
|
|
582 |
|
|
|
583 |
<span class="o">},</span> |
|
|
584 |
|
|
|
585 |
|
|
|
586 |
<span class="c">/**</span> |
|
|
587 |
<span class="c"> * @method _detachEventHandlers</span> |
|
|
588 |
<span class="c"> * @description Detaches all event handlers used by the Focus Manager.</span> |
|
|
589 |
<span class="c"> * @protected</span> |
|
|
590 |
<span class="c"> */</span> |
|
|
591 |
<span class="nx">_detachEventHandlers</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
592 |
|
|
|
593 |
<span class="k">this</span><span class="o">.</span><span class="nx">_detachKeyHandler</span><span class="o">();</span> |
|
|
594 |
|
|
|
595 |
<span class="k">var</span> <span class="nx">aHandlers</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_eventHandlers</span><span class="o">;</span> |
|
|
596 |
|
|
|
597 |
<span class="k">if</span> <span class="o">(</span><span class="nx">aHandlers</span><span class="o">)</span> <span class="o">{</span> |
|
|
598 |
|
|
|
599 |
<span class="nx">Y</span><span class="o">.</span><span class="nb">Array</span><span class="o">.</span><span class="nx">each</span><span class="o">(</span><span class="nx">aHandlers</span><span class="o">,</span> <span class="k">function</span> <span class="o">(</span><span class="nx">handle</span><span class="o">)</span> <span class="o">{</span> |
|
|
600 |
<span class="nx">handle</span><span class="o">.</span><span class="nx">detach</span><span class="o">();</span> |
|
|
601 |
<span class="o">});</span> |
|
|
602 |
|
|
|
603 |
<span class="k">this</span><span class="o">.</span><span class="nx">_eventHandlers</span> <span class="o">=</span> <span class="kc">null</span><span class="o">;</span> |
|
|
604 |
|
|
|
605 |
<span class="o">}</span> |
|
|
606 |
|
|
|
607 |
<span class="o">},</span> |
|
|
608 |
|
|
|
609 |
|
|
|
610 |
<span class="c">/**</span> |
|
|
611 |
<span class="c"> * @method _detachEventHandlers</span> |
|
|
612 |
<span class="c"> * @description Attaches all event handlers used by the Focus Manager.</span> |
|
|
613 |
<span class="c"> * @protected </span> |
|
|
614 |
<span class="c"> */</span> |
|
|
615 |
<span class="nx">_attachEventHandlers</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
616 |
|
|
|
617 |
<span class="k">var</span> <span class="nx">descendants</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_descendants</span><span class="o">,</span> |
|
|
618 |
<span class="nx">aHandlers</span><span class="o">,</span> |
|
|
619 |
<span class="nx">oDocument</span><span class="o">,</span> |
|
|
620 |
<span class="nx">handle</span><span class="o">;</span> |
|
|
621 |
|
|
|
622 |
<span class="k">if</span> <span class="o">(</span><span class="nx">descendants</span> <span class="o">&&</span> <span class="nx">descendants</span><span class="o">.</span><span class="nx">size</span><span class="o">()</span> <span class="o">></span> <span class="m">1</span><span class="o">)</span> <span class="o">{</span> |
|
|
623 |
|
|
|
624 |
<span class="nx">aHandlers</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_eventHandlers</span> <span class="o">||</span> <span class="o">[];</span> |
|
|
625 |
<span class="nx">oDocument</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">HOST</span><span class="o">).</span><span class="nx">get</span><span class="o">(</span><span class="s2">"ownerDocument"</span><span class="o">);</span> |
|
|
626 |
|
|
|
627 |
|
|
|
628 |
<span class="k">if</span> <span class="o">(</span><span class="nx">aHandlers</span><span class="o">.</span><span class="nx">length</span> <span class="o">===</span> <span class="m">0</span><span class="o">)</span> <span class="o">{</span> |
|
|
629 |
|
|
|
630 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="s2">"Attaching base set of event handlers."</span><span class="o">,</span> <span class="s2">"info"</span><span class="o">,</span> <span class="s2">"nodeFocusManager"</span><span class="o">);</span> |
|
|
631 |
|
|
|
632 |
<span class="nx">aHandlers</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">oDocument</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="s2">"focus"</span><span class="o">,</span> <span class="k">this</span><span class="o">.</span><span class="nx">_onDocFocus</span><span class="o">,</span> <span class="k">this</span><span class="o">));</span> |
|
|
633 |
|
|
|
634 |
<span class="nx">aHandlers</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">oDocument</span><span class="o">.</span><span class="nx">on</span><span class="o">(</span><span class="s2">"mousedown"</span><span class="o">,</span> |
|
|
635 |
<span class="k">this</span><span class="o">.</span><span class="nx">_onDocMouseDown</span><span class="o">,</span> <span class="k">this</span><span class="o">));</span> |
|
|
636 |
|
|
|
637 |
<span class="nx">aHandlers</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span> |
|
|
638 |
<span class="k">this</span><span class="o">.</span><span class="nx">after</span><span class="o">(</span><span class="s2">"keysChange"</span><span class="o">,</span> <span class="k">this</span><span class="o">.</span><span class="nx">_attachKeyHandler</span><span class="o">));</span> |
|
|
639 |
|
|
|
640 |
<span class="nx">aHandlers</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span> |
|
|
641 |
<span class="k">this</span><span class="o">.</span><span class="nx">after</span><span class="o">(</span><span class="s2">"descendantsChange"</span><span class="o">,</span> <span class="k">this</span><span class="o">.</span><span class="nx">_initDescendants</span><span class="o">));</span> |
|
|
642 |
|
|
|
643 |
<span class="nx">aHandlers</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span> |
|
|
644 |
<span class="k">this</span><span class="o">.</span><span class="nx">after</span><span class="o">(</span><span class="nx">ACTIVE_DESCENDANT_CHANGE</span><span class="o">,</span> |
|
|
645 |
<span class="k">this</span><span class="o">.</span><span class="nx">_afterActiveDescendantChange</span><span class="o">));</span> |
|
|
646 |
|
|
|
647 |
|
|
|
648 |
<span class="c">// For performance: defer attaching all key-related event </span> |
|
|
649 |
<span class="c"></span> <span class="c">// handlers until the first time one of the specified </span> |
|
|
650 |
<span class="c"></span> <span class="c">// descendants receives focus.</span> |
|
|
651 |
<span class="c"></span> |
|
|
652 |
<span class="nx">handle</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">after</span><span class="o">(</span><span class="s2">"focusedChange"</span><span class="o">,</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">bind</span><span class="o">(</span><span class="k">function</span> <span class="o">(</span><span class="nx">event</span><span class="o">)</span> <span class="o">{</span> |
|
|
653 |
|
|
|
654 |
<span class="k">if</span> <span class="o">(</span><span class="nx">event</span><span class="o">.</span><span class="nx">newVal</span><span class="o">)</span> <span class="o">{</span> |
|
|
655 |
|
|
|
656 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="s2">"Attaching key event handlers."</span><span class="o">,</span> <span class="s2">"info"</span><span class="o">,</span> <span class="s2">"nodeFocusManager"</span><span class="o">);</span> |
|
|
657 |
|
|
|
658 |
<span class="k">this</span><span class="o">.</span><span class="nx">_attachKeyHandler</span><span class="o">();</span> |
|
|
659 |
|
|
|
660 |
<span class="c">// Detach this "focusedChange" handler so that the </span> |
|
|
661 |
<span class="c"></span> <span class="c">// key-related handlers only get attached once.</span> |
|
|
662 |
<span class="c"></span> |
|
|
663 |
<span class="nx">handle</span><span class="o">.</span><span class="nx">detach</span><span class="o">();</span> |
|
|
664 |
|
|
|
665 |
<span class="o">}</span> |
|
|
666 |
|
|
|
667 |
<span class="o">},</span> <span class="k">this</span><span class="o">));</span> |
|
|
668 |
|
|
|
669 |
<span class="nx">aHandlers</span><span class="o">.</span><span class="nx">push</span><span class="o">(</span><span class="nx">handle</span><span class="o">);</span> |
|
|
670 |
|
|
|
671 |
<span class="o">}</span> |
|
|
672 |
|
|
|
673 |
|
|
|
674 |
<span class="k">this</span><span class="o">.</span><span class="nx">_eventHandlers</span> <span class="o">=</span> <span class="nx">aHandlers</span><span class="o">;</span> |
|
|
675 |
|
|
|
676 |
<span class="o">}</span> |
|
|
677 |
|
|
|
678 |
<span class="o">},</span> |
|
|
679 |
|
|
|
680 |
|
|
|
681 |
<span class="c">// Protected event handlers</span> |
|
|
682 |
<span class="c"></span> |
|
|
683 |
<span class="c">/**</span> |
|
|
684 |
<span class="c"> * @method _onDocMouseDown</span> |
|
|
685 |
<span class="c"> * @description "mousedown" event handler for the owner document of the </span> |
|
|
686 |
<span class="c"> * Focus Manager's Node.</span> |
|
|
687 |
<span class="c"> * @protected</span> |
|
|
688 |
<span class="c"> * @param event {Object} Object representing the DOM event.</span> |
|
|
689 |
<span class="c"> */</span> |
|
|
690 |
<span class="nx">_onDocMouseDown</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">event</span><span class="o">)</span> <span class="o">{</span> |
|
|
691 |
|
|
|
692 |
<span class="k">var</span> <span class="nx">oHost</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">HOST</span><span class="o">),</span> |
|
|
693 |
<span class="nx">oTarget</span> <span class="o">=</span> <span class="nx">event</span><span class="o">.</span><span class="nx">target</span><span class="o">,</span> |
|
|
694 |
<span class="nx">bChildNode</span> <span class="o">=</span> <span class="nx">oHost</span><span class="o">.</span><span class="nx">contains</span><span class="o">(</span><span class="nx">oTarget</span><span class="o">),</span> |
|
|
695 |
<span class="nx">node</span><span class="o">,</span> |
|
|
696 |
|
|
|
697 |
<span class="nx">getFocusable</span> <span class="o">=</span> <span class="k">function</span> <span class="o">(</span><span class="nx">node</span><span class="o">)</span> <span class="o">{</span> |
|
|
698 |
|
|
|
699 |
<span class="k">var</span> <span class="nx">returnVal</span> <span class="o">=</span> <span class="kc">false</span><span class="o">;</span> |
|
|
700 |
|
|
|
701 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">node</span><span class="o">.</span><span class="nx">compareTo</span><span class="o">(</span><span class="nx">oHost</span><span class="o">))</span> <span class="o">{</span> |
|
|
702 |
|
|
|
703 |
<span class="nx">returnVal</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_isDescendant</span><span class="o">(</span><span class="nx">node</span><span class="o">)</span> <span class="o">?</span> <span class="nx">node</span> <span class="o">:</span> |
|
|
704 |
<span class="nx">getFocusable</span><span class="o">.</span><span class="nx">call</span><span class="o">(</span><span class="k">this</span><span class="o">,</span> <span class="nx">node</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s2">"parentNode"</span><span class="o">));</span> |
|
|
705 |
|
|
|
706 |
<span class="o">}</span> |
|
|
707 |
|
|
|
708 |
<span class="k">return</span> <span class="nx">returnVal</span><span class="o">;</span> |
|
|
709 |
|
|
|
710 |
<span class="o">};</span> |
|
|
711 |
|
|
|
712 |
|
|
|
713 |
<span class="k">if</span> <span class="o">(</span><span class="nx">bChildNode</span><span class="o">)</span> <span class="o">{</span> |
|
|
714 |
|
|
|
715 |
<span class="c">// Check to make sure that the target isn't a child node of one </span> |
|
|
716 |
<span class="c"></span> <span class="c">// of the focusable descendants.</span> |
|
|
717 |
<span class="c"></span> |
|
|
718 |
<span class="nx">node</span> <span class="o">=</span> <span class="nx">getFocusable</span><span class="o">.</span><span class="nx">call</span><span class="o">(</span><span class="k">this</span><span class="o">,</span> <span class="nx">oTarget</span><span class="o">);</span> |
|
|
719 |
|
|
|
720 |
<span class="k">if</span> <span class="o">(</span><span class="nx">node</span><span class="o">)</span> <span class="o">{</span> |
|
|
721 |
<span class="nx">oTarget</span> <span class="o">=</span> <span class="nx">node</span><span class="o">;</span> |
|
|
722 |
<span class="o">}</span> |
|
|
723 |
<span class="k">else</span> <span class="k">if</span> <span class="o">(!</span><span class="nx">node</span> <span class="o">&&</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">FOCUSED</span><span class="o">))</span> <span class="o">{</span> |
|
|
724 |
|
|
|
725 |
<span class="c">// The target was a non-focusable descendant of the root </span> |
|
|
726 |
<span class="c"></span> <span class="c">// node, so the "focused" attribute should be set to false.</span> |
|
|
727 |
<span class="c"></span> |
|
|
728 |
<span class="k">this</span><span class="o">.</span><span class="nx">_set</span><span class="o">(</span><span class="nx">FOCUSED</span><span class="o">,</span> <span class="kc">false</span><span class="o">);</span> |
|
|
729 |
<span class="k">this</span><span class="o">.</span><span class="nx">_onDocFocus</span><span class="o">(</span><span class="nx">event</span><span class="o">);</span> |
|
|
730 |
|
|
|
731 |
<span class="o">}</span> |
|
|
732 |
|
|
|
733 |
<span class="o">}</span> |
|
|
734 |
|
|
|
735 |
|
|
|
736 |
<span class="k">if</span> <span class="o">(</span><span class="nx">bChildNode</span> <span class="o">&&</span> <span class="k">this</span><span class="o">.</span><span class="nx">_isDescendant</span><span class="o">(</span><span class="nx">oTarget</span><span class="o">))</span> <span class="o">{</span> |
|
|
737 |
|
|
|
738 |
<span class="c">// Fix general problem in Webkit: mousing down on a button or an </span> |
|
|
739 |
<span class="c"></span> <span class="c">// anchor element doesn't focus it.</span> |
|
|
740 |
<span class="c"></span> |
|
|
741 |
<span class="c">// For all browsers: makes sure that the descendant that </span> |
|
|
742 |
<span class="c"></span> <span class="c">// was the target of the mousedown event is now considered the</span> |
|
|
743 |
<span class="c"></span> <span class="c">// active descendant.</span> |
|
|
744 |
<span class="c"></span> |
|
|
745 |
<span class="k">this</span><span class="o">.</span><span class="nx">focus</span><span class="o">(</span><span class="nx">oTarget</span><span class="o">);</span> |
|
|
746 |
<span class="o">}</span> |
|
|
747 |
<span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">UA</span><span class="o">.</span><span class="nx">webkit</span> <span class="o">&&</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">FOCUSED</span><span class="o">)</span> <span class="o">&&</span> |
|
|
748 |
<span class="o">(!</span><span class="nx">bChildNode</span> <span class="o">||</span> <span class="o">(</span><span class="nx">bChildNode</span> <span class="o">&&</span> <span class="o">!</span><span class="k">this</span><span class="o">.</span><span class="nx">_isDescendant</span><span class="o">(</span><span class="nx">oTarget</span><span class="o">))))</span> <span class="o">{</span> |
|
|
749 |
|
|
|
750 |
<span class="c">// Fix for Webkit:</span> |
|
|
751 |
<span class="c"></span> |
|
|
752 |
<span class="c">// Document doesn't receive focus in Webkit when the user mouses </span> |
|
|
753 |
<span class="c"></span> <span class="c">// down on it, so the "focused" attribute won't get set to the </span> |
|
|
754 |
<span class="c"></span> <span class="c">// correct value.</span> |
|
|
755 |
<span class="c"></span> |
|
|
756 |
<span class="c">// The goal is to force a blur if the user moused down on </span> |
|
|
757 |
<span class="c"></span> <span class="c">// either: 1) A descendant node, but not one that managed by </span> |
|
|
758 |
<span class="c"></span> <span class="c">// the FocusManager, or 2) an element outside of the </span> |
|
|
759 |
<span class="c"></span> <span class="c">// FocusManager</span> |
|
|
760 |
<span class="c"></span> |
|
|
761 |
<span class="k">this</span><span class="o">.</span><span class="nx">_set</span><span class="o">(</span><span class="nx">FOCUSED</span><span class="o">,</span> <span class="kc">false</span><span class="o">);</span> |
|
|
762 |
<span class="k">this</span><span class="o">.</span><span class="nx">_onDocFocus</span><span class="o">(</span><span class="nx">event</span><span class="o">);</span> |
|
|
763 |
|
|
|
764 |
<span class="o">}</span> |
|
|
765 |
|
|
|
766 |
<span class="o">},</span> |
|
|
767 |
|
|
|
768 |
|
|
|
769 |
<span class="c">/**</span> |
|
|
770 |
<span class="c"> * @method _onDocFocus</span> |
|
|
771 |
<span class="c"> * @description "focus" event handler for the owner document of the </span> |
|
|
772 |
<span class="c"> * Focus Manager's Node.</span> |
|
|
773 |
<span class="c"> * @protected</span> |
|
|
774 |
<span class="c"> * @param event {Object} Object representing the DOM event.</span> |
|
|
775 |
<span class="c"> */</span> |
|
|
776 |
<span class="nx">_onDocFocus</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">event</span><span class="o">)</span> <span class="o">{</span> |
|
|
777 |
|
|
|
778 |
<span class="k">var</span> <span class="nx">oTarget</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_focusTarget</span> <span class="o">||</span> <span class="nx">event</span><span class="o">.</span><span class="nx">target</span><span class="o">,</span> |
|
|
779 |
<span class="nx">bFocused</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">FOCUSED</span><span class="o">),</span> |
|
|
780 |
<span class="nx">focusClass</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">FOCUS_CLASS</span><span class="o">),</span> |
|
|
781 |
<span class="nx">oFocusedNode</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_focusedNode</span><span class="o">,</span> |
|
|
782 |
<span class="nx">bInCollection</span><span class="o">;</span> |
|
|
783 |
|
|
|
784 |
<span class="k">if</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_focusTarget</span><span class="o">)</span> <span class="o">{</span> |
|
|
785 |
<span class="k">this</span><span class="o">.</span><span class="nx">_focusTarget</span> <span class="o">=</span> <span class="kc">null</span><span class="o">;</span> |
|
|
786 |
<span class="o">}</span> |
|
|
787 |
|
|
|
788 |
|
|
|
789 |
<span class="k">if</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">HOST</span><span class="o">).</span><span class="nx">contains</span><span class="o">(</span><span class="nx">oTarget</span><span class="o">))</span> <span class="o">{</span> |
|
|
790 |
|
|
|
791 |
<span class="c">// The target is a descendant of the root Node.</span> |
|
|
792 |
<span class="c"></span> |
|
|
793 |
<span class="nx">bInCollection</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_isDescendant</span><span class="o">(</span><span class="nx">oTarget</span><span class="o">);</span> |
|
|
794 |
|
|
|
795 |
<span class="k">if</span> <span class="o">(!</span><span class="nx">bFocused</span> <span class="o">&&</span> <span class="nx">bInCollection</span><span class="o">)</span> <span class="o">{</span> |
|
|
796 |
|
|
|
797 |
<span class="c">// The user has focused a focusable descendant.</span> |
|
|
798 |
<span class="c"></span> |
|
|
799 |
<span class="nx">bFocused</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span> |
|
|
800 |
|
|
|
801 |
<span class="o">}</span> |
|
|
802 |
<span class="k">else</span> <span class="k">if</span> <span class="o">(</span><span class="nx">bFocused</span> <span class="o">&&</span> <span class="o">!</span><span class="nx">bInCollection</span><span class="o">)</span> <span class="o">{</span> |
|
|
803 |
|
|
|
804 |
<span class="c">// The user has focused a child of the root Node that is </span> |
|
|
805 |
<span class="c"></span> <span class="c">// not one of the descendants managed by this Focus Manager</span> |
|
|
806 |
<span class="c"></span> <span class="c">// so clear the currently focused descendant.</span> |
|
|
807 |
<span class="c"></span> |
|
|
808 |
<span class="nx">bFocused</span> <span class="o">=</span> <span class="kc">false</span><span class="o">;</span> |
|
|
809 |
|
|
|
810 |
<span class="o">}</span> |
|
|
811 |
|
|
|
812 |
<span class="o">}</span> |
|
|
813 |
<span class="k">else</span> <span class="o">{</span> |
|
|
814 |
|
|
|
815 |
<span class="c">// The target is some other node in the document.</span> |
|
|
816 |
<span class="c"></span> |
|
|
817 |
<span class="nx">bFocused</span> <span class="o">=</span> <span class="kc">false</span><span class="o">;</span> |
|
|
818 |
|
|
|
819 |
<span class="o">}</span> |
|
|
820 |
|
|
|
821 |
|
|
|
822 |
<span class="k">if</span> <span class="o">(</span><span class="nx">focusClass</span><span class="o">)</span> <span class="o">{</span> |
|
|
823 |
|
|
|
824 |
<span class="k">if</span> <span class="o">(</span><span class="nx">oFocusedNode</span> <span class="o">&&</span> <span class="o">(!</span><span class="nx">oFocusedNode</span><span class="o">.</span><span class="nx">compareTo</span><span class="o">(</span><span class="nx">oTarget</span><span class="o">)</span> <span class="o">||</span> <span class="o">!</span><span class="nx">bFocused</span><span class="o">))</span> <span class="o">{</span> |
|
|
825 |
<span class="k">this</span><span class="o">.</span><span class="nx">_removeFocusClass</span><span class="o">();</span> |
|
|
826 |
<span class="o">}</span> |
|
|
827 |
|
|
|
828 |
<span class="k">if</span> <span class="o">(</span><span class="nx">bInCollection</span> <span class="o">&&</span> <span class="nx">bFocused</span><span class="o">)</span> <span class="o">{</span> |
|
|
829 |
|
|
|
830 |
<span class="k">if</span> <span class="o">(</span><span class="nx">focusClass</span><span class="o">.</span><span class="nx">fn</span><span class="o">)</span> <span class="o">{</span> |
|
|
831 |
<span class="nx">oTarget</span> <span class="o">=</span> <span class="nx">focusClass</span><span class="o">.</span><span class="nx">fn</span><span class="o">(</span><span class="nx">oTarget</span><span class="o">);</span> |
|
|
832 |
<span class="nx">oTarget</span><span class="o">.</span><span class="nx">addClass</span><span class="o">(</span><span class="nx">focusClass</span><span class="o">.</span><span class="nx">className</span><span class="o">);</span> |
|
|
833 |
<span class="o">}</span> |
|
|
834 |
<span class="k">else</span> <span class="o">{</span> |
|
|
835 |
<span class="nx">oTarget</span><span class="o">.</span><span class="nx">addClass</span><span class="o">(</span><span class="nx">focusClass</span><span class="o">);</span> |
|
|
836 |
<span class="o">}</span> |
|
|
837 |
|
|
|
838 |
<span class="k">this</span><span class="o">.</span><span class="nx">_focusedNode</span> <span class="o">=</span> <span class="nx">oTarget</span><span class="o">;</span> |
|
|
839 |
|
|
|
840 |
<span class="o">}</span> |
|
|
841 |
|
|
|
842 |
<span class="o">}</span> |
|
|
843 |
|
|
|
844 |
|
|
|
845 |
<span class="k">this</span><span class="o">.</span><span class="nx">_set</span><span class="o">(</span><span class="nx">FOCUSED</span><span class="o">,</span> <span class="nx">bFocused</span><span class="o">);</span> |
|
|
846 |
|
|
|
847 |
<span class="o">},</span> |
|
|
848 |
|
|
|
849 |
|
|
|
850 |
<span class="c">/**</span> |
|
|
851 |
<span class="c"> * @method _focusNext</span> |
|
|
852 |
<span class="c"> * @description Keydown event handler that moves focus to the next </span> |
|
|
853 |
<span class="c"> * enabled descendant.</span> |
|
|
854 |
<span class="c"> * @protected</span> |
|
|
855 |
<span class="c"> * @param event {Object} Object representing the DOM event.</span> |
|
|
856 |
<span class="c"> * @param activeDescendant {Number} Number representing the index of the </span> |
|
|
857 |
<span class="c"> * next descendant to be focused</span> |
|
|
858 |
<span class="c"> */</span> |
|
|
859 |
<span class="nx">_focusNext</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">event</span><span class="o">,</span> <span class="nx">activeDescendant</span><span class="o">)</span> <span class="o">{</span> |
|
|
860 |
|
|
|
861 |
<span class="k">var</span> <span class="nx">nActiveDescendant</span> <span class="o">=</span> <span class="nx">activeDescendant</span> <span class="o">||</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">ACTIVE_DESCENDANT</span><span class="o">),</span> |
|
|
862 |
<span class="nx">oNode</span><span class="o">;</span> |
|
|
863 |
|
|
|
864 |
|
|
|
865 |
<span class="k">if</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_isDescendant</span><span class="o">(</span><span class="nx">event</span><span class="o">.</span><span class="nx">target</span><span class="o">)</span> <span class="o">&&</span> |
|
|
866 |
<span class="o">(</span><span class="nx">nActiveDescendant</span> <span class="o"><=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_lastNodeIndex</span><span class="o">))</span> <span class="o">{</span> |
|
|
867 |
|
|
|
868 |
<span class="nx">nActiveDescendant</span> <span class="o">=</span> <span class="nx">nActiveDescendant</span> <span class="o">+</span> <span class="m">1</span><span class="o">;</span> |
|
|
869 |
|
|
|
870 |
<span class="k">if</span> <span class="o">(</span><span class="nx">nActiveDescendant</span> <span class="o">===</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_lastNodeIndex</span> <span class="o">+</span> <span class="m">1</span><span class="o">)</span> <span class="o">&&</span> |
|
|
871 |
<span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">CIRCULAR</span><span class="o">))</span> <span class="o">{</span> |
|
|
872 |
|
|
|
873 |
<span class="nx">nActiveDescendant</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span> |
|
|
874 |
|
|
|
875 |
<span class="o">}</span> |
|
|
876 |
|
|
|
877 |
<span class="nx">oNode</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_descendants</span><span class="o">.</span><span class="nx">item</span><span class="o">(</span><span class="nx">nActiveDescendant</span><span class="o">);</span> |
|
|
878 |
|
|
|
879 |
<span class="k">if</span> <span class="o">(</span><span class="nx">oNode</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">DISABLED</span><span class="o">))</span> <span class="o">{</span> |
|
|
880 |
<span class="k">this</span><span class="o">.</span><span class="nx">_focusNext</span><span class="o">(</span><span class="nx">event</span><span class="o">,</span> <span class="nx">nActiveDescendant</span><span class="o">);</span> |
|
|
881 |
<span class="o">}</span> |
|
|
882 |
<span class="k">else</span> <span class="o">{</span> |
|
|
883 |
<span class="k">this</span><span class="o">.</span><span class="nx">focus</span><span class="o">(</span><span class="nx">nActiveDescendant</span><span class="o">);</span> |
|
|
884 |
<span class="o">}</span> |
|
|
885 |
|
|
|
886 |
<span class="o">}</span> |
|
|
887 |
|
|
|
888 |
<span class="k">this</span><span class="o">.</span><span class="nx">_preventScroll</span><span class="o">(</span><span class="nx">event</span><span class="o">);</span> |
|
|
889 |
|
|
|
890 |
<span class="o">},</span> |
|
|
891 |
|
|
|
892 |
|
|
|
893 |
<span class="c">/**</span> |
|
|
894 |
<span class="c"> * @method _focusPrevious</span> |
|
|
895 |
<span class="c"> * @description Keydown event handler that moves focus to the previous </span> |
|
|
896 |
<span class="c"> * enabled descendant.</span> |
|
|
897 |
<span class="c"> * @protected</span> |
|
|
898 |
<span class="c"> * @param event {Object} Object representing the DOM event.</span> |
|
|
899 |
<span class="c"> * @param activeDescendant {Number} Number representing the index of the </span> |
|
|
900 |
<span class="c"> * next descendant to be focused.</span> |
|
|
901 |
<span class="c"> */</span> |
|
|
902 |
<span class="nx">_focusPrevious</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">event</span><span class="o">,</span> <span class="nx">activeDescendant</span><span class="o">)</span> <span class="o">{</span> |
|
|
903 |
|
|
|
904 |
<span class="k">var</span> <span class="nx">nActiveDescendant</span> <span class="o">=</span> <span class="nx">activeDescendant</span> <span class="o">||</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">ACTIVE_DESCENDANT</span><span class="o">),</span> |
|
|
905 |
<span class="nx">oNode</span><span class="o">;</span> |
|
|
906 |
|
|
|
907 |
<span class="k">if</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_isDescendant</span><span class="o">(</span><span class="nx">event</span><span class="o">.</span><span class="nx">target</span><span class="o">)</span> <span class="o">&&</span> <span class="nx">nActiveDescendant</span> <span class="o">>=</span> <span class="m">0</span><span class="o">)</span> <span class="o">{</span> |
|
|
908 |
|
|
|
909 |
<span class="nx">nActiveDescendant</span> <span class="o">=</span> <span class="nx">nActiveDescendant</span> <span class="o">-</span> <span class="m">1</span><span class="o">;</span> |
|
|
910 |
|
|
|
911 |
<span class="k">if</span> <span class="o">(</span><span class="nx">nActiveDescendant</span> <span class="o">===</span> <span class="o">-</span><span class="m">1</span> <span class="o">&&</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">CIRCULAR</span><span class="o">))</span> <span class="o">{</span> |
|
|
912 |
<span class="nx">nActiveDescendant</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_lastNodeIndex</span><span class="o">;</span> |
|
|
913 |
<span class="o">}</span> |
|
|
914 |
|
|
|
915 |
<span class="nx">oNode</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_descendants</span><span class="o">.</span><span class="nx">item</span><span class="o">(</span><span class="nx">nActiveDescendant</span><span class="o">);</span> |
|
|
916 |
|
|
|
917 |
<span class="k">if</span> <span class="o">(</span><span class="nx">oNode</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">DISABLED</span><span class="o">))</span> <span class="o">{</span> |
|
|
918 |
<span class="k">this</span><span class="o">.</span><span class="nx">_focusPrevious</span><span class="o">(</span><span class="nx">event</span><span class="o">,</span> <span class="nx">nActiveDescendant</span><span class="o">);</span> |
|
|
919 |
<span class="o">}</span> |
|
|
920 |
<span class="k">else</span> <span class="o">{</span> |
|
|
921 |
<span class="k">this</span><span class="o">.</span><span class="nx">focus</span><span class="o">(</span><span class="nx">nActiveDescendant</span><span class="o">);</span> |
|
|
922 |
<span class="o">}</span> |
|
|
923 |
|
|
|
924 |
<span class="o">}</span> |
|
|
925 |
|
|
|
926 |
<span class="k">this</span><span class="o">.</span><span class="nx">_preventScroll</span><span class="o">(</span><span class="nx">event</span><span class="o">);</span> |
|
|
927 |
|
|
|
928 |
<span class="o">},</span> |
|
|
929 |
|
|
|
930 |
|
|
|
931 |
<span class="c">/**</span> |
|
|
932 |
<span class="c"> * @method _afterActiveDescendantChange</span> |
|
|
933 |
<span class="c"> * @description afterChange event handler for the </span> |
|
|
934 |
<span class="c"> * "activeDescendant" attribute.</span> |
|
|
935 |
<span class="c"> * @protected</span> |
|
|
936 |
<span class="c"> * @param event {Object} Object representing the change event.</span> |
|
|
937 |
<span class="c"> */</span> |
|
|
938 |
<span class="nx">_afterActiveDescendantChange</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">event</span><span class="o">)</span> <span class="o">{</span> |
|
|
939 |
|
|
|
940 |
<span class="k">var</span> <span class="nx">oNode</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_descendants</span><span class="o">.</span><span class="nx">item</span><span class="o">(</span><span class="nx">event</span><span class="o">.</span><span class="nx">prevVal</span><span class="o">);</span> |
|
|
941 |
|
|
|
942 |
<span class="k">if</span> <span class="o">(</span><span class="nx">oNode</span><span class="o">)</span> <span class="o">{</span> |
|
|
943 |
<span class="nx">oNode</span><span class="o">.</span><span class="nx">set</span><span class="o">(</span><span class="nx">TAB_INDEX</span><span class="o">,</span> <span class="o">-</span><span class="m">1</span><span class="o">);</span> |
|
|
944 |
<span class="o">}</span> |
|
|
945 |
|
|
|
946 |
<span class="nx">oNode</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_descendants</span><span class="o">.</span><span class="nx">item</span><span class="o">(</span><span class="nx">event</span><span class="o">.</span><span class="nx">newVal</span><span class="o">);</span> |
|
|
947 |
|
|
|
948 |
<span class="k">if</span> <span class="o">(</span><span class="nx">oNode</span><span class="o">)</span> <span class="o">{</span> |
|
|
949 |
<span class="nx">oNode</span><span class="o">.</span><span class="nx">set</span><span class="o">(</span><span class="nx">TAB_INDEX</span><span class="o">,</span> <span class="m">0</span><span class="o">);</span> |
|
|
950 |
<span class="o">}</span> |
|
|
951 |
|
|
|
952 |
<span class="o">},</span> |
|
|
953 |
|
|
|
954 |
|
|
|
955 |
|
|
|
956 |
<span class="c">// Public methods</span> |
|
|
957 |
<span class="c"></span> |
|
|
958 |
<span class="nx">initializer</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">config</span><span class="o">)</span> <span class="o">{</span> |
|
|
959 |
|
|
|
960 |
<span class="k">this</span><span class="o">.</span><span class="nx">start</span><span class="o">();</span> |
|
|
961 |
|
|
|
962 |
<span class="o">},</span> |
|
|
963 |
|
|
|
964 |
<span class="nx">destructor</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
965 |
|
|
|
966 |
<span class="k">this</span><span class="o">.</span><span class="nx">stop</span><span class="o">();</span> |
|
|
967 |
<span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">HOST</span><span class="o">).</span><span class="nx">focusManager</span> <span class="o">=</span> <span class="kc">null</span><span class="o">;</span> |
|
|
968 |
|
|
|
969 |
<span class="o">},</span> |
|
|
970 |
|
|
|
971 |
|
|
|
972 |
<span class="c">/**</span> |
|
|
973 |
<span class="c"> * @method focus</span> |
|
|
974 |
<span class="c"> * @description Focuses the active descendant and sets the </span> |
|
|
975 |
<span class="c"> * <code>focused</code> attribute to true.</span> |
|
|
976 |
<span class="c"> * @param index {Number} Optional. Number representing the index of the </span> |
|
|
977 |
<span class="c"> * descendant to be set as the active descendant.</span> |
|
|
978 |
<span class="c"> * @param index {Node} Optional. Node instance representing the </span> |
|
|
979 |
<span class="c"> * descendant to be set as the active descendant.</span> |
|
|
980 |
<span class="c"> */</span> |
|
|
981 |
<span class="nx">focus</span><span class="o">:</span> <span class="k">function</span> <span class="o">(</span><span class="nx">index</span><span class="o">)</span> <span class="o">{</span> |
|
|
982 |
|
|
|
983 |
<span class="k">if</span> <span class="o">(</span><span class="nx">Lang</span><span class="o">.</span><span class="nx">isUndefined</span><span class="o">(</span><span class="nx">index</span><span class="o">))</span> <span class="o">{</span> |
|
|
984 |
<span class="nx">index</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">ACTIVE_DESCENDANT</span><span class="o">);</span> |
|
|
985 |
<span class="o">}</span> |
|
|
986 |
|
|
|
987 |
<span class="k">this</span><span class="o">.</span><span class="nx">set</span><span class="o">(</span><span class="nx">ACTIVE_DESCENDANT</span><span class="o">,</span> <span class="nx">index</span><span class="o">,</span> <span class="o">{</span> <span class="nx">src</span><span class="o">:</span> <span class="nx">UI</span> <span class="o">});</span> |
|
|
988 |
|
|
|
989 |
<span class="k">var</span> <span class="nx">oNode</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_descendants</span><span class="o">.</span><span class="nx">item</span><span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">ACTIVE_DESCENDANT</span><span class="o">));</span> |
|
|
990 |
|
|
|
991 |
<span class="k">if</span> <span class="o">(</span><span class="nx">oNode</span><span class="o">)</span> <span class="o">{</span> |
|
|
992 |
|
|
|
993 |
<span class="nx">oNode</span><span class="o">.</span><span class="nx">focus</span><span class="o">();</span> |
|
|
994 |
|
|
|
995 |
<span class="c">// In Opera focusing a <BUTTON> element programmatically </span> |
|
|
996 |
<span class="c"></span> <span class="c">// will result in the document-level focus event handler </span> |
|
|
997 |
<span class="c"></span> <span class="c">// "_onDocFocus" being called, resulting in the handler </span> |
|
|
998 |
<span class="c"></span> <span class="c">// incorrectly setting the "focused" Attribute to false. To fix </span> |
|
|
999 |
<span class="c"></span> <span class="c">// this, set a flag ("_focusTarget") that the "_onDocFocus" method </span> |
|
|
1000 |
<span class="c"></span> <span class="c">// can look for to properly handle this edge case.</span> |
|
|
1001 |
<span class="c"></span> |
|
|
1002 |
<span class="k">if</span> <span class="o">(</span><span class="nx">UA</span><span class="o">.</span><span class="nx">opera</span> <span class="o">&&</span> <span class="nx">oNode</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="s2">"nodeName"</span><span class="o">).</span><span class="nx">toLowerCase</span><span class="o">()</span> <span class="o">===</span> <span class="s2">"button"</span><span class="o">)</span> <span class="o">{</span> |
|
|
1003 |
<span class="k">this</span><span class="o">.</span><span class="nx">_focusTarget</span> <span class="o">=</span> <span class="nx">oNode</span><span class="o">;</span> |
|
|
1004 |
<span class="o">}</span> |
|
|
1005 |
|
|
|
1006 |
<span class="o">}</span> |
|
|
1007 |
|
|
|
1008 |
<span class="o">},</span> |
|
|
1009 |
|
|
|
1010 |
|
|
|
1011 |
<span class="c">/**</span> |
|
|
1012 |
<span class="c"> * @method blur</span> |
|
|
1013 |
<span class="c"> * @description Blurs the current active descendant and sets the </span> |
|
|
1014 |
<span class="c"> * <code>focused</code> attribute to false.</span> |
|
|
1015 |
<span class="c"> */</span> |
|
|
1016 |
<span class="nx">blur</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
1017 |
|
|
|
1018 |
<span class="k">var</span> <span class="nx">oNode</span><span class="o">;</span> |
|
|
1019 |
|
|
|
1020 |
<span class="k">if</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">FOCUSED</span><span class="o">))</span> <span class="o">{</span> |
|
|
1021 |
|
|
|
1022 |
<span class="nx">oNode</span> <span class="o">=</span> <span class="k">this</span><span class="o">.</span><span class="nx">_descendants</span><span class="o">.</span><span class="nx">item</span><span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">get</span><span class="o">(</span><span class="nx">ACTIVE_DESCENDANT</span><span class="o">));</span> |
|
|
1023 |
|
|
|
1024 |
<span class="k">if</span> <span class="o">(</span><span class="nx">oNode</span><span class="o">)</span> <span class="o">{</span> |
|
|
1025 |
|
|
|
1026 |
<span class="nx">oNode</span><span class="o">.</span><span class="nx">blur</span><span class="o">();</span> |
|
|
1027 |
|
|
|
1028 |
<span class="c">// For Opera and Webkit: Blurring an element in either browser</span> |
|
|
1029 |
<span class="c"></span> <span class="c">// doesn't result in another element (such as the document)</span> |
|
|
1030 |
<span class="c"></span> <span class="c">// being focused. Therefore, the "_onDocFocus" method </span> |
|
|
1031 |
<span class="c"></span> <span class="c">// responsible for managing the application and removal of the </span> |
|
|
1032 |
<span class="c"></span> <span class="c">// focus indicator class name is never called.</span> |
|
|
1033 |
<span class="c"></span> |
|
|
1034 |
<span class="k">this</span><span class="o">.</span><span class="nx">_removeFocusClass</span><span class="o">();</span> |
|
|
1035 |
|
|
|
1036 |
<span class="o">}</span> |
|
|
1037 |
|
|
|
1038 |
<span class="k">this</span><span class="o">.</span><span class="nx">_set</span><span class="o">(</span><span class="nx">FOCUSED</span><span class="o">,</span> <span class="kc">false</span><span class="o">,</span> <span class="o">{</span> <span class="nx">src</span><span class="o">:</span> <span class="nx">UI</span> <span class="o">});</span> |
|
|
1039 |
<span class="o">}</span> |
|
|
1040 |
|
|
|
1041 |
<span class="o">},</span> |
|
|
1042 |
|
|
|
1043 |
|
|
|
1044 |
<span class="c">/**</span> |
|
|
1045 |
<span class="c"> * @method start</span> |
|
|
1046 |
<span class="c"> * @description Enables the Focus Manager.</span> |
|
|
1047 |
<span class="c"> */</span> |
|
|
1048 |
<span class="nx">start</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
1049 |
|
|
|
1050 |
<span class="k">if</span> <span class="o">(</span><span class="k">this</span><span class="o">.</span><span class="nx">_stopped</span><span class="o">)</span> <span class="o">{</span> |
|
|
1051 |
|
|
|
1052 |
<span class="k">this</span><span class="o">.</span><span class="nx">_initDescendants</span><span class="o">();</span> |
|
|
1053 |
<span class="k">this</span><span class="o">.</span><span class="nx">_attachEventHandlers</span><span class="o">();</span> |
|
|
1054 |
|
|
|
1055 |
<span class="k">this</span><span class="o">.</span><span class="nx">_stopped</span> <span class="o">=</span> <span class="kc">false</span><span class="o">;</span> |
|
|
1056 |
|
|
|
1057 |
<span class="o">}</span> |
|
|
1058 |
|
|
|
1059 |
<span class="o">},</span> |
|
|
1060 |
|
|
|
1061 |
|
|
|
1062 |
<span class="c">/**</span> |
|
|
1063 |
<span class="c"> * @method stop</span> |
|
|
1064 |
<span class="c"> * @description Disables the Focus Manager by detaching all event handlers.</span> |
|
|
1065 |
<span class="c"> */</span> |
|
|
1066 |
<span class="nx">stop</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
1067 |
|
|
|
1068 |
<span class="k">if</span> <span class="o">(!</span><span class="k">this</span><span class="o">.</span><span class="nx">_stopped</span><span class="o">)</span> <span class="o">{</span> |
|
|
1069 |
|
|
|
1070 |
<span class="k">this</span><span class="o">.</span><span class="nx">_detachEventHandlers</span><span class="o">();</span> |
|
|
1071 |
|
|
|
1072 |
<span class="k">this</span><span class="o">.</span><span class="nx">_descendants</span> <span class="o">=</span> <span class="kc">null</span><span class="o">;</span> |
|
|
1073 |
<span class="k">this</span><span class="o">.</span><span class="nx">_focusedNode</span> <span class="o">=</span> <span class="kc">null</span><span class="o">;</span> |
|
|
1074 |
<span class="k">this</span><span class="o">.</span><span class="nx">_lastNodeIndex</span> <span class="o">=</span> <span class="m">0</span><span class="o">;</span> |
|
|
1075 |
<span class="k">this</span><span class="o">.</span><span class="nx">_stopped</span> <span class="o">=</span> <span class="kc">true</span><span class="o">;</span> |
|
|
1076 |
|
|
|
1077 |
<span class="o">}</span> |
|
|
1078 |
|
|
|
1079 |
<span class="o">},</span> |
|
|
1080 |
|
|
|
1081 |
|
|
|
1082 |
<span class="c">/**</span> |
|
|
1083 |
<span class="c"> * @method refresh</span> |
|
|
1084 |
<span class="c"> * @description Refreshes the Focus Manager's descendants by re-executing the </span> |
|
|
1085 |
<span class="c"> * CSS selector query specified by the <code>descendants</code> attribute.</span> |
|
|
1086 |
<span class="c"> */</span> |
|
|
1087 |
<span class="nx">refresh</span><span class="o">:</span> <span class="k">function</span> <span class="o">()</span> <span class="o">{</span> |
|
|
1088 |
|
|
|
1089 |
<span class="k">this</span><span class="o">.</span><span class="nx">_initDescendants</span><span class="o">();</span> |
|
|
1090 |
|
|
|
1091 |
<span class="o">}</span> |
|
|
1092 |
|
|
|
1093 |
<span class="o">});</span> |
|
|
1094 |
|
|
|
1095 |
|
|
|
1096 |
<span class="nx">NodeFocusManager</span><span class="o">.</span><span class="nx">NAME</span> <span class="o">=</span> <span class="s2">"nodeFocusManager"</span><span class="o">;</span> |
|
|
1097 |
<span class="nx">NodeFocusManager</span><span class="o">.</span><span class="nx">NS</span> <span class="o">=</span> <span class="s2">"focusManager"</span><span class="o">;</span> |
|
|
1098 |
|
|
|
1099 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">namespace</span><span class="o">(</span><span class="s2">"Plugin"</span><span class="o">);</span> |
|
|
1100 |
<span class="nx">Y</span><span class="o">.</span><span class="nx">Plugin</span><span class="o">.</span><span class="nx">NodeFocusManager</span> <span class="o">=</span> <span class="nx">NodeFocusManager</span><span class="o">;</span> |
|
|
1101 |
</pre></div> |
|
|
1102 |
|
|
|
1103 |
</div> |
|
|
1104 |
</div> |
|
|
1105 |
</div> |
|
|
1106 |
<div class="yui-b"> |
|
|
1107 |
<div class="nav"> |
|
|
1108 |
|
|
|
1109 |
<div id="moduleList" class="module"> |
|
|
1110 |
<h4>Modules</h4> |
|
|
1111 |
<ul class="content"> |
|
|
1112 |
<li class=""><a href="module_anim.html" title="anim">anim</a></li> |
|
|
1113 |
<li class=""><a href="module_async-queue.html" title="async-queue">async-queue</a></li> |
|
|
1114 |
<li class=""><a href="module_attribute.html" title="attribute">attribute</a></li> |
|
|
1115 |
<li class=""><a href="module_base.html" title="base">base</a></li> |
|
|
1116 |
<li class=""><a href="module_cache.html" title="cache">cache</a></li> |
|
|
1117 |
<li class=""><a href="module_classnamemanager.html" title="classnamemanager">classnamemanager</a></li> |
|
|
1118 |
<li class=""><a href="module_collection.html" title="collection">collection</a></li> |
|
|
1119 |
<li class=""><a href="module_console.html" title="console">console</a></li> |
|
|
1120 |
<li class=""><a href="module_console-filters.html" title="console-filters">console-filters</a></li> |
|
|
1121 |
<li class=""><a href="module_cookie.html" title="cookie">cookie</a></li> |
|
|
1122 |
<li class=""><a href="module_dataschema.html" title="dataschema">dataschema</a></li> |
|
|
1123 |
<li class=""><a href="module_datasource.html" title="datasource">datasource</a></li> |
|
|
1124 |
<li class=""><a href="module_datatype.html" title="datatype">datatype</a></li> |
|
|
1125 |
<li class=""><a href="module_dd.html" title="dd">dd</a></li> |
|
|
1126 |
<li class=""><a href="module_dom.html" title="dom">dom</a></li> |
|
|
1127 |
<li class=""><a href="module_dump.html" title="dump">dump</a></li> |
|
|
1128 |
<li class=""><a href="module_event.html" title="event">event</a></li> |
|
|
1129 |
<li class=""><a href="module_event-custom.html" title="event-custom">event-custom</a></li> |
|
|
1130 |
<li class=""><a href="module_event-simulate.html" title="event-simulate">event-simulate</a></li> |
|
|
1131 |
<li class=""><a href="module_history.html" title="history">history</a></li> |
|
|
1132 |
<li class=""><a href="module_imageloader.html" title="imageloader">imageloader</a></li> |
|
|
1133 |
<li class=""><a href="module_io.html" title="io">io</a></li> |
|
|
1134 |
<li class=""><a href="module_json.html" title="json">json</a></li> |
|
|
1135 |
<li class=""><a href="module_node.html" title="node">node</a></li> |
|
|
1136 |
<li class="selected"><a href="module_node-focusmanager.html" title="node-focusmanager">node-focusmanager</a></li> |
|
|
1137 |
<li class=""><a href="module_node-menunav.html" title="node-menunav">node-menunav</a></li> |
|
|
1138 |
<li class=""><a href="module_oop.html" title="oop">oop</a></li> |
|
|
1139 |
<li class=""><a href="module_overlay.html" title="overlay">overlay</a></li> |
|
|
1140 |
<li class=""><a href="module_plugin.html" title="plugin">plugin</a></li> |
|
|
1141 |
<li class=""><a href="module_profiler.html" title="profiler">profiler</a></li> |
|
|
1142 |
<li class=""><a href="module_queue-promote.html" title="queue-promote">queue-promote</a></li> |
|
|
1143 |
<li class=""><a href="module_slider.html" title="slider">slider</a></li> |
|
|
1144 |
<li class=""><a href="module_stylesheet.html" title="stylesheet">stylesheet</a></li> |
|
|
1145 |
<li class=""><a href="module_substitute.html" title="substitute">substitute</a></li> |
|
|
1146 |
<li class=""><a href="module_test.html" title="test">test</a></li> |
|
|
1147 |
<li class=""><a href="module_widget.html" title="widget">widget</a></li> |
|
|
1148 |
<li class=""><a href="module_widget-position.html" title="widget-position">widget-position</a></li> |
|
|
1149 |
<li class=""><a href="module_widget-position-ext.html" title="widget-position-ext">widget-position-ext</a></li> |
|
|
1150 |
<li class=""><a href="module_widget-stack.html" title="widget-stack">widget-stack</a></li> |
|
|
1151 |
<li class=""><a href="module_widget-stdmod.html" title="widget-stdmod">widget-stdmod</a></li> |
|
|
1152 |
<li class=""><a href="module_yui.html" title="yui">yui</a></li> |
|
|
1153 |
</ul> |
|
|
1154 |
</div> |
|
|
1155 |
|
|
|
1156 |
<div id="classList" class="module"> |
|
|
1157 |
<h4>Classes</h4> |
|
|
1158 |
<ul class="content"> |
|
|
1159 |
<li class=""><a href="plugin.NodeFocusManager.html" title="plugin.NodeFocusManager">plugin.NodeFocusManager</a></li> |
|
|
1160 |
</ul> |
|
|
1161 |
</div> |
|
|
1162 |
|
|
|
1163 |
<div id="fileList" class="module"> |
|
|
1164 |
<h4>Files</h4> |
|
|
1165 |
<ul class="content"> |
|
|
1166 |
<li class="selected"><a href="node-focusmanager.js.html" title="node-focusmanager.js">node-focusmanager.js</a></li> |
|
|
1167 |
</ul> |
|
|
1168 |
</div> |
|
|
1169 |
|
|
|
1170 |
|
|
|
1171 |
|
|
|
1172 |
|
|
|
1173 |
|
|
|
1174 |
</div> |
|
|
1175 |
</div> |
|
|
1176 |
</div> |
|
|
1177 |
<div id="ft"> |
|
|
1178 |
<hr /> |
|
|
1179 |
Copyright © 2009 Yahoo! Inc. All rights reserved. |
|
|
1180 |
</div> |
|
|
1181 |
</div> |
|
|
1182 |
<script type="text/javascript"> |
|
|
1183 |
ALL_YUI_PROPS = [{"access": "", "host": "plugin.NodeFocusManager", "name": "activeDescendant", "url": "plugin.NodeFocusManager.html#config_activeDescendant", "type": "config"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "activeDescendantChange", "url": "plugin.NodeFocusManager.html#event_activeDescendantChange", "type": "event"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_afterActiveDescendantChange", "url": "plugin.NodeFocusManager.html#method__afterActiveDescendantChange", "type": "method"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_attachKeyHandler", "url": "plugin.NodeFocusManager.html#method__attachKeyHandler", "type": "method"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "blur", "url": "plugin.NodeFocusManager.html#method_blur", "type": "method"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "circular", "url": "plugin.NodeFocusManager.html#config_circular", "type": "config"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "circularChange", "url": "plugin.NodeFocusManager.html#event_circularChange", "type": "event"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "descendants", "url": "plugin.NodeFocusManager.html#config_descendants", "type": "config"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "descendantsChange", "url": "plugin.NodeFocusManager.html#event_descendantsChange", "type": "event"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_detachEventHandlers", "url": "plugin.NodeFocusManager.html#method__detachEventHandlers", "type": "method"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_detachKeyHandler", "url": "plugin.NodeFocusManager.html#method__detachKeyHandler", "type": "method"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "focus", "url": "plugin.NodeFocusManager.html#method_focus", "type": "method"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "focusClass", "url": "plugin.NodeFocusManager.html#config_focusClass", "type": "config"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "focusClassChange", "url": "plugin.NodeFocusManager.html#event_focusClassChange", "type": "event"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "focused", "url": "plugin.NodeFocusManager.html#config_focused", "type": "config"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "focusedChange", "url": "plugin.NodeFocusManager.html#event_focusedChange", "type": "event"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_focusNext", "url": "plugin.NodeFocusManager.html#method__focusNext", "type": "method"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_focusPrevious", "url": "plugin.NodeFocusManager.html#method__focusPrevious", "type": "method"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_initDescendants", "url": "plugin.NodeFocusManager.html#method__initDescendants", "type": "method"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_isDescendant", "url": "plugin.NodeFocusManager.html#method__isDescendant", "type": "method"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "keys", "url": "plugin.NodeFocusManager.html#config_keys", "type": "config"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "keysChange", "url": "plugin.NodeFocusManager.html#event_keysChange", "type": "event"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_onDocFocus", "url": "plugin.NodeFocusManager.html#method__onDocFocus", "type": "method"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_onDocMouseDown", "url": "plugin.NodeFocusManager.html#method__onDocMouseDown", "type": "method"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_preventScroll", "url": "plugin.NodeFocusManager.html#method__preventScroll", "type": "method"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "refresh", "url": "plugin.NodeFocusManager.html#method_refresh", "type": "method"}, {"access": "protected", "host": "plugin.NodeFocusManager", "name": "_removeFocusClass", "url": "plugin.NodeFocusManager.html#method__removeFocusClass", "type": "method"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "start", "url": "plugin.NodeFocusManager.html#method_start", "type": "method"}, {"access": "", "host": "plugin.NodeFocusManager", "name": "stop", "url": "plugin.NodeFocusManager.html#method_stop", "type": "method"}]; |
|
|
1184 |
</script> |
|
|
1185 |
</body> |
|
|
1186 |
</html> |