+<b>var</b> isBoxInstance = t.isXType(<em>'box'</em>, true); <i>// false, not a direct BoxComponent instance</i></code></pre><div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>xtype</code> : String/Ext.Component/Class<div class="sub-desc">The xtype to check for this Component. Note that the the component can either be an instance
+or a component class:
+<pre><code><b>var</b> c = <b>new</b> Ext.Component();
+console.log(c.isXType(c));
+console.log(c.isXType(Ext.Component));</code></pre></div></li><li><code>shallow</code> : Boolean<div class="sub-desc">(optional) False to check whether this Component is descended from the xtype (this is
+the default), or true to check whether this Component is directly of the specified xtype.</div></li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc">True if this component descends from the specified xtype, false otherwise.</div></li></ul></div></div></div></td><td class="msource">Component</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Ext.Component-mon"></a><b><a href="source/Component.html#method-Ext.Component-mon">mon</a></b>( <code>Observable|Element item</code>, <code>Object|String ename</code>, <code>Function fn</code>, <code>Object scope</code>, <code>Object opt</code> )
+ :
+ void<div class="mdesc"><div class="short">Adds listeners to any Observable object (or Elements) which are automatically removed when this Component
+is destroye...</div><div class="long"><p>Adds listeners to any Observable object (or Elements) which are automatically removed when this Component
+is destroyed. Usage:</p><code><pre>
+myGridPanel.mon(myGridPanel.getSelectionModel(), <em>'selectionchange'</em>, handleSelectionChange, null, {buffer: 50});
+</pre></code>
+<p>or:</p><code><pre>
+myGridPanel.mon(myGridPanel.getSelectionModel(), {
+ selectionchange: handleSelectionChange,
+ buffer: 50
+});
+</pre></code><div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>item</code> : Observable|Element<div class="sub-desc">The item to which to add a listener/listeners.</div></li><li><code>ename</code> : Object|String<div class="sub-desc">The event name, or an object containing event name properties.</div></li><li><code>fn</code> : Function<div class="sub-desc">Optional. If the <code>ename</code> parameter was an event name, this
+is the handler function.</div></li><li><code>scope</code> : Object<div class="sub-desc">Optional. If the <code>ename</code> parameter was an event name, this
+is the scope (<code>this</code> reference) in which the handler function is executed.</div></li><li><code>opt</code> : Object<div class="sub-desc">Optional. If the <code>ename</code> parameter was an event name, this
+is the <a href="output/Ext.util.Observable.html#Ext.util.Observable-addListener" ext:member="addListener" ext:cls="Ext.util.Observable">addListener</a> options.</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">Component</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Ext.Component-mun"></a><b><a href="source/Component.html#method-Ext.Component-mun">mun</a></b>( <code>Observable|Element item</code>, <code>Object|String ename</code>, <code>Function fn</code>, <code>Object scope</code> )
+ :
+ void<div class="mdesc"><div class="short">Removes listeners that were added by the mon method.</div><div class="long">Removes listeners that were added by the <a href="output/Ext.Component.html#Ext.Component-mon" ext:member="mon" ext:cls="Ext.Component">mon</a> method.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>item</code> : Observable|Element<div class="sub-desc">The item from which to remove a listener/listeners.</div></li><li><code>ename</code> : Object|String<div class="sub-desc">The event name, or an object containing event name properties.</div></li><li><code>fn</code> : Function<div class="sub-desc">Optional. If the <code>ename</code> parameter was an event name, this
+is the handler function.</div></li><li><code>scope</code> : Object<div class="sub-desc">Optional. If the <code>ename</code> parameter was an event name, this
+is the scope (<code>this</code> reference) in which the handler function is executed.</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">Component</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi"> </a></td><td class="sig"><a id="Ext.Component-nextSibling"></a><b><a href="source/Component.html#method-Ext.Component-nextSibling">nextSibling</a></b>()