docs/output/Ext.grid.RowSelectionModel.html

   1 <div xmlns:ext="http://www.extjs.com" class="body-wrap"><div class="inheritance res-block"><pre class="res-block-inner"><a href="output/Ext.util.Observable.html" ext:member="" ext:cls="Ext.util.Observable">Observable</a>&#13;&nbsp;&nbsp;<img src="resources/elbow-end.gif"><a href="output/Ext.grid.AbstractSelectionModel.html" ext:member="" ext:cls="Ext.grid.AbstractSelectionModel">AbstractSelectionModel</a>&#13;&nbsp;&nbsp;&nbsp;&nbsp;<img src="resources/elbow-end.gif">RowSelectionModel</pre></div><h1>Class <a href="source/RowSelectionModel.html#cls-Ext.grid.RowSelectionModel">Ext.grid.RowSelectionModel</a></h1><table cellspacing="0"><tr><td class="label">Package:</td><td class="hd-info">Ext.grid</td></tr><tr><td class="label">Defined In:</td><td class="hd-info">RowSelectionModel.js</td></tr><tr><td class="label">Class:</td><td class="hd-info"><a href="source/RowSelectionModel.html#cls-Ext.grid.RowSelectionModel">RowSelectionModel</a></td></tr><tr><td class="label">Subclasses:</td><td class="hd-info"><a href="output/Ext.grid.CheckboxSelectionModel.html" ext:cls="Ext.grid.CheckboxSelectionModel">CheckboxSelectionModel</a></td></tr><tr><td class="label">Extends:</td><td class="hd-info"><a href="output/Ext.grid.AbstractSelectionModel.html" ext:cls="Ext.grid.AbstractSelectionModel" ext:member="">AbstractSelectionModel</a></td></tr></table><div class="description">The default SelectionModel used by <a href="output/Ext.grid.GridPanel.html" ext:cls="Ext.grid.GridPanel">Ext.grid.GridPanel</a>.
   2 It supports multiple selections and keyboard selection/navigation. The objects stored
   3 as selections and returned by <a href="output/Ext.grid.RowSelectionModel.html#Ext.grid.RowSelectionModel-getSelected" ext:member="getSelected" ext:cls="Ext.grid.RowSelectionModel">getSelected</a>, and <a href="output/Ext.grid.RowSelectionModel.html#Ext.grid.RowSelectionModel-getSelections" ext:member="getSelections" ext:cls="Ext.grid.RowSelectionModel">getSelections</a> are
   4 the <a href="output/Ext.data.Record.html" ext:cls="Ext.data.Record">Record</a>s which provide the data for the selected rows.</div><div class="hr"></div><a id="Ext.grid.RowSelectionModel-configs"></a><h2>Config Options</h2><table cellspacing="0" class="member-table"><tbody><tr><th colspan="2" class="sig-header">Config Options</th><th class="msource-header">Defined By</th></tr><tr class="config-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-listeners"></a><b><a href="source/Observable.html#cfg-Ext.util.Observable-listeners">listeners</a></b> : Object<div class="mdesc"><div class="short">A config object containing one or more event handlers to be added to this
   5 object during initialization.  This should ...</div><div class="long"><p>A config object containing one or more event handlers to be added to this
   6 object during initialization.  This should be a valid listeners config object as specified in the
   7 <a href="output/Ext.util.Observable.html#Ext.util.Observable-addListener" ext:member="addListener" ext:cls="Ext.util.Observable">addListener</a> example for attaching multiple handlers at once.</p>
   8 <br><p><b><u>DOM events from ExtJs <a href="output/Ext.Component.html" ext:cls="Ext.Component">Components</a></u></b></p>
   9 <br><p>While <i>some</i> ExtJs Component classes export selected DOM events (e.g. "click", "mouseover" etc), this
  10 is usually only done when extra value can be added. For example the <a href="output/Ext.DataView.html" ext:cls="Ext.DataView">DataView</a>'s
  11 <b><code><a href="output/Ext.DataView.html#Ext.DataView-click" ext:member="click" ext:cls="Ext.DataView">click</a></code></b> event passing the node clicked on. To access DOM
  12 events directly from a Component's HTMLElement, listeners must be added to the <i><a href="output/Ext.Component.html#Ext.Component-getEl" ext:member="getEl" ext:cls="Ext.Component">Element</a></i> after the Component
  13 has been rendered. A plugin can simplify this step:<pre><code><i>// Plugin is configured <b>with</b> a listeners config object.</i>
  14 <i>// The Component is appended to the argument list of all handler functions.</i>
  15 Ext.DomObserver = Ext.extend(Object, {
  16     constructor: <b>function</b>(config) {
  17         this.listeners = config.listeners ? config.listeners : config;
  18     },
  19
  20     <i>// Component passes itself into plugin&#39;s init method</i>
  21     init: <b>function</b>(c) {
  22         <b>var</b> p, l = this.listeners;
  23         <b>for</b> (p <b>in</b> l) {
  24             <b>if</b> (Ext.isFunction(l[p])) {
  25                 l[p] = this.createHandler(l[p], c);
  26             } <b>else</b> {
  27                 l[p].fn = this.createHandler(l[p].fn, c);
  28             }
  29         }
  30
  31         <i>// Add the listeners to the Element immediately following the render call</i>
  32         c.render = c.render.<a href="output/Function.html#Function-createSequence" ext:member="createSequence" ext:cls="Function">createSequence</a>(<b>function</b>() {
  33             <b>var</b> e = c.getEl();
  34             <b>if</b> (e) {
  35                 e.on(l);
  36             }
  37         });
  38     },
  39
  40     createHandler: <b>function</b>(fn, c) {
  41         <b>return</b> <b>function</b>(e) {
  42             fn.call(this, e, c);
  43         };
  44     }
  45 });
  46
  47 <b>var</b> combo = <b>new</b> Ext.form.ComboBox({
  48
  49     <i>// Collapse combo when its element is clicked on</i>
  50     plugins: [ <b>new</b> Ext.DomObserver({
  51         click: <b>function</b>(evt, comp) {
  52             comp.collapse();
  53         }
  54     })],
  55     store: myStore,
  56     typeAhead: true,
  57     mode: <em>'local'</em>,
  58     triggerAction: <em>'all'</em>
  59 });</code></pre></p></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#listeners" ext:member="#listeners" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="config-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-moveEditorOnEnter"></a><b><a href="source/RowSelectionModel.html#cfg-Ext.grid.RowSelectionModel-moveEditorOnEnter">moveEditorOnEnter</a></b> : Boolean<div class="mdesc"><div class="short">false to turn off moving the editor to the next row down when the enter key is pressed
  60 or the next row up when shift ...</div><div class="long"><tt>false</tt> to turn off moving the editor to the next row down when the enter key is pressed
  61 or the next row up when shift + enter keys are pressed.</div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="config-row  "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-singleSelect"></a><b><a href="source/RowSelectionModel.html#cfg-Ext.grid.RowSelectionModel-singleSelect">singleSelect</a></b> : Boolean<div class="mdesc"><tt>true</tt> to allow selection of only one row at a time (defaults to <tt>false</tt>
  62 allowing multiple selections)</div></td><td class="msource">RowSelectionModel</td></tr></tbody></table><a id="Ext.grid.RowSelectionModel-props"></a><h2>Public Properties</h2><table cellspacing="0" class="member-table"><tbody><tr><th colspan="2" class="sig-header">Property</th><th class="msource-header">Defined By</th></tr><tr class="property-row  inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.AbstractSelectionModel-grid"></a><b><a href="source/AbstractSelectionModel.html#prop-Ext.grid.AbstractSelectionModel-grid">grid</a></b> : Object<div class="mdesc">The GridPanel for which this SelectionModel is handling selection. Read-only.</div></td><td class="msource"><a href="output/Ext.grid.AbstractSelectionModel.html#grid" ext:member="#grid" ext:cls="Ext.grid.AbstractSelectionModel">AbstractSelectionModel</a></td></tr></tbody></table><a id="Ext.grid.RowSelectionModel-methods"></a><h2>Public Methods</h2><table cellspacing="0" class="member-table"><tbody><tr><th colspan="2" class="sig-header">Method</th><th class="msource-header">Defined By</th></tr><tr class="method-row expandable"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-RowSelectionModel"></a><b><a href="source/RowSelectionModel.html#cls-Ext.grid.RowSelectionModel">RowSelectionModel</a></b>(&nbsp;<code>Object&nbsp;config</code>&nbsp;)
  63     <div class="mdesc"><div class="short"></div><div class="long"><div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>config</code> : Object<div class="sub-desc"></div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-addEvents"></a><b><a href="source/Observable.html#method-Ext.util.Observable-addEvents">addEvents</a></b>(&nbsp;<code>Object|String&nbsp;o</code>,&nbsp;<code>string&nbsp;Optional.</code>&nbsp;)
  64     :
  65                                         void<div class="mdesc"><div class="short">Adds the specified events to the list of events which this Observable may fire.</div><div class="long">Adds the specified events to the list of events which this Observable may fire.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>o</code> : Object|String<div class="sub-desc">Either an object with event names as properties with a value of <code>true</code>
  66 or the first event name string if multiple event names are being passed as separate parameters.</div></li><li><code>Optional.</code> : string<div class="sub-desc">Event name if multiple event names are being passed as separate parameters.
  67 Usage:<pre><code>this.addEvents(<em>'storeloaded'</em>, <em>'storecleared'</em>);</code></pre></div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#addEvents" ext:member="#addEvents" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-addListener"></a><b><a href="source/Observable.html#method-Ext.util.Observable-addListener">addListener</a></b>(&nbsp;<code>String&nbsp;eventName</code>,&nbsp;<code>Function&nbsp;handler</code>,&nbsp;<span title="Optional" class="optional">[<code>Object&nbsp;scope</code>]</span>,&nbsp;<span title="Optional" class="optional">[<code>Object&nbsp;options</code>]</span>&nbsp;)
  68     :
  69                                         void<div class="mdesc"><div class="short">Appends an event handler to this object.</div><div class="long">Appends an event handler to this object.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>eventName</code> : String<div class="sub-desc">The name of the event to listen for.</div></li><li><code>handler</code> : Function<div class="sub-desc">The method the event invokes.</div></li><li><code>scope</code> : Object<div class="sub-desc">(optional) The scope (<code><b>this</b></code> reference) in which the handler function is executed.
  70 <b>If omitted, defaults to the object which fired the event.</b></div></li><li><code>options</code> : Object<div class="sub-desc">(optional) An object containing handler configuration.
  71 properties. This may contain any of the following properties:<ul>
  72 <li><b>scope</b> : Object<div class="sub-desc">The scope (<code><b>this</b></code> reference) in which the handler function is executed.
  73 <b>If omitted, defaults to the object which fired the event.</b></div></li>
  74 <li><b>delay</b> : Number<div class="sub-desc">The number of milliseconds to delay the invocation of the handler after the event fires.</div></li>
  75 <li><b>single</b> : Boolean<div class="sub-desc">True to add a handler to handle just the next firing of the event, and then remove itself.</div></li>
  76 <li><b>buffer</b> : Number<div class="sub-desc">Causes the handler to be scheduled to run in an <a href="output/Ext.util.DelayedTask.html" ext:cls="Ext.util.DelayedTask">Ext.util.DelayedTask</a> delayed
  77 by the specified number of milliseconds. If the event fires again within that time, the original
  78 handler is <em>not</em> invoked, but the new handler is scheduled in its place.</div></li>
  79 <li><b>target</b> : Observable<div class="sub-desc">Only call the handler if the event was fired on the target Observable, <i>not</i>
  80 if the event was bubbled up from a child Observable.</div></li>
  81 </ul><br>
  82 <p>
  83 <b>Combining Options</b><br>
  84 Using the options argument, it is possible to combine different types of listeners:<br>
  85 <br>
  86 A delayed, one-time listener.
  87 <pre><code>myDataView.on(<em>'click'</em>, this.onClick, this, {
  88 single: true,
  89 delay: 100
  90 });</code></pre>
  91 <p>
  92 <b>Attaching multiple handlers in 1 call</b><br>
  93 The method also allows for a single argument to be passed which is a config object containing properties
  94 which specify multiple handlers.
  95 <p>
  96 <pre><code>myGridPanel.on({
  97 <em>'click'</em> : {
  98     fn: this.onClick,
  99     scope: this,
 100     delay: 100
 101 },
 102 <em>'mouseover'</em> : {
 103     fn: this.onMouseOver,
 104     scope: this
 105 },
 106 <em>'mouseout'</em> : {
 107     fn: this.onMouseOut,
 108     scope: this
 109 }
 110 });</code></pre>
 111 <p>
 112 Or a shorthand syntax:<br>
 113 <pre><code>myGridPanel.on({
 114 <em>'click'</em> : this.onClick,
 115 <em>'mouseover'</em> : this.onMouseOver,
 116 <em>'mouseout'</em> : this.onMouseOut,
 117  scope: this
 118 });</code></pre></div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#addListener" ext:member="#addListener" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-clearSelections"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-clearSelections">clearSelections</a></b>(&nbsp;<span title="Optional" class="optional">[<code>Boolean&nbsp;fast</code>]</span>&nbsp;)
 119     :
 120                                         void<div class="mdesc"><div class="short">Clears all selections if the selection model
 121 is not locked.</div><div class="long">Clears all selections if the selection model
 122 <a href="output/Ext.grid.AbstractSelectionModel.html#Ext.grid.AbstractSelectionModel-isLocked" ext:member="isLocked" ext:cls="Ext.grid.AbstractSelectionModel">is not locked</a>.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>fast</code> : Boolean<div class="sub-desc">(optional) <tt>true</tt> to bypass the
 123 conditional checks and events described in <a href="output/Ext.grid.RowSelectionModel.html#Ext.grid.RowSelectionModel-deselectRow" ext:member="deselectRow" ext:cls="Ext.grid.RowSelectionModel">deselectRow</a>.</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-deselectRange"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-deselectRange">deselectRange</a></b>(&nbsp;<code>Number&nbsp;startRow</code>,&nbsp;<code>Number&nbsp;endRow</code>&nbsp;)
 124     :
 125                                         void<div class="mdesc"><div class="short">Deselects a range of rows if the selection model
 126 is not locked.
 127 All rows in between startRow and endRow are also de...</div><div class="long">Deselects a range of rows if the selection model
 128 <a href="output/Ext.grid.AbstractSelectionModel.html#Ext.grid.AbstractSelectionModel-isLocked" ext:member="isLocked" ext:cls="Ext.grid.AbstractSelectionModel">is not locked</a>.
 129 All rows in between startRow and endRow are also deselected.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>startRow</code> : Number<div class="sub-desc">The index of the first row in the range</div></li><li><code>endRow</code> : Number<div class="sub-desc">The index of the last row in the range</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-deselectRow"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-deselectRow">deselectRow</a></b>(&nbsp;<code>Number&nbsp;row</code>,&nbsp;<span title="Optional" class="optional">[<code>Boolean&nbsp;preventViewNotify</code>]</span>&nbsp;)
 130     :
 131                                         void<div class="mdesc"><div class="short">Deselects a row.  Before deselecting a row, checks if the selection model
 132 is locked.
 133 If this check is satisfied the r...</div><div class="long">Deselects a row.  Before deselecting a row, checks if the selection model
 134 <a href="output/Ext.grid.AbstractSelectionModel.html#Ext.grid.AbstractSelectionModel-isLocked" ext:member="isLocked" ext:cls="Ext.grid.AbstractSelectionModel">is locked</a>.
 135 If this check is satisfied the row will be deselected and followed up by
 136 firing the <a href="output/Ext.grid.RowSelectionModel.html#Ext.grid.RowSelectionModel-rowdeselect" ext:member="rowdeselect" ext:cls="Ext.grid.RowSelectionModel">rowdeselect</a> and <a href="output/Ext.grid.RowSelectionModel.html#Ext.grid.RowSelectionModel-selectionchange" ext:member="selectionchange" ext:cls="Ext.grid.RowSelectionModel">selectionchange</a> events.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>row</code> : Number<div class="sub-desc">The index of the row to deselect</div></li><li><code>preventViewNotify</code> : Boolean<div class="sub-desc">(optional) Specify <tt>true</tt> to
 137 prevent notifying the view (disables updating the selected appearance)</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-each"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-each">each</a></b>(&nbsp;<code>Function&nbsp;fn</code>,&nbsp;<span title="Optional" class="optional">[<code>Object&nbsp;scope</code>]</span>&nbsp;)
 138     :
 139                                         Boolean<div class="mdesc"><div class="short">Calls the passed function with each selection. If the function returns
 140 false, iteration is stopped and this function ...</div><div class="long">Calls the passed function with each selection. If the function returns
 141 <tt>false</tt>, iteration is stopped and this function returns
 142 <tt>false</tt>. Otherwise it returns <tt>true</tt>.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>fn</code> : Function<div class="sub-desc">The function to call upon each iteration. It is passed the selected <a href="output/Ext.data.Record.html" ext:cls="Ext.data.Record">Record</a>.</div></li><li><code>scope</code> : Object<div class="sub-desc">(optional) The scope (<code>this</code> reference) in which the function is executed. Defaults to this RowSelectionModel.</div></li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc">true if all selections were iterated</div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-enableBubble"></a><b><a href="source/Observable-more.html#method-Ext.util.Observable-enableBubble">enableBubble</a></b>(&nbsp;<code>String/Array&nbsp;events</code>&nbsp;)
 143     :
 144                                         void<div class="mdesc"><div class="short">Enables events fired by this Observable to bubble up an owner hierarchy by calling&#13;
 145 this.getBubbleTarget() if present...</div><div class="long"><p>Enables events fired by this Observable to bubble up an owner hierarchy by calling\r
 146 <code>this.getBubbleTarget()</code> if present. There is no implementation in the Observable base class.</p>\r
 147 <p>This is commonly used by Ext.Components to bubble events to owner Containers. See <a href="output/Ext.Component.getBubbleTarget.html" ext:cls="Ext.Component.getBubbleTarget">Ext.Component.getBubbleTarget</a>. The default\r
 148 implementation in Ext.Component returns the Component's immediate owner. But if a known target is required, this can be overridden to\r
 149 access the required target more quickly.</p>\r
 150 <p>Example:</p><pre><code>Ext.override(Ext.form.Field, {\r
 151     <i>//  Add functionality to Field&#39;s initComponent to enable the change event to bubble\r</i>
 152     initComponent : Ext.form.Field.prototype.initComponent.createSequence(<b>function</b>() {\r
 153         this.enableBubble(<em>'change'</em>);\r
 154     }),\r
 155 \r
 156     <i>//  We know that we want Field&#39;s events to bubble directly to the FormPanel.\r</i>
 157     getBubbleTarget : <b>function</b>() {\r
 158         <b>if</b> (!this.formPanel) {\r
 159             this.formPanel = this.findParentByType(<em>'form'</em>);\r
 160         }\r
 161         <b>return</b> this.formPanel;\r
 162     }\r
 163 });\r
 164 \r
 165 <b>var</b> myForm = <b>new</b> Ext.formPanel({\r
 166     title: <em>'User Details'</em>,\r
 167     items: [{\r
 168         ...\r
 169     }],\r
 170     listeners: {\r
 171         change: <b>function</b>() {\r
 172             <i>// Title goes red <b>if</b> form has been modified.\r</i>
 173             myForm.header.setStyle(<em>'color'</em>, <em>'red'</em>);\r
 174         }\r
 175     }\r
 176 });</code></pre><div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>events</code> : String/Array<div class="sub-desc">The event name to bubble, or an Array of event names.</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#enableBubble" ext:member="#enableBubble" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-fireEvent"></a><b><a href="source/Observable.html#method-Ext.util.Observable-fireEvent">fireEvent</a></b>(&nbsp;<code>String&nbsp;eventName</code>,&nbsp;<code>Object...&nbsp;args</code>&nbsp;)
 177     :
 178                                         Boolean<div class="mdesc"><div class="short">Fires the specified event with the passed parameters (minus the event name).
 179 An event may be set to bubble up an Obse...</div><div class="long"><p>Fires the specified event with the passed parameters (minus the event name).</p>
 180 <p>An event may be set to bubble up an Observable parent hierarchy (See <a href="output/Ext.Component.html#Ext.Component-getBubbleTarget" ext:member="getBubbleTarget" ext:cls="Ext.Component">Ext.Component.getBubbleTarget</a>)
 181 by calling <a href="output/Ext.util.Observable.html#Ext.util.Observable-enableBubble" ext:member="enableBubble" ext:cls="Ext.util.Observable">enableBubble</a>.</p><div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>eventName</code> : String<div class="sub-desc">The name of the event to fire.</div></li><li><code>args</code> : Object...<div class="sub-desc">Variable number of parameters are passed to handlers.</div></li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc">returns false if any of the handlers return false otherwise it returns true.</div></li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#fireEvent" ext:member="#fireEvent" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-getCount"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-getCount">getCount</a></b>()
 182     :
 183                                         Number<div class="mdesc"><div class="short">Gets the number of selected rows.</div><div class="long">Gets the number of selected rows.<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li><code>Number</code><div class="sub-desc"></div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-getSelected"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-getSelected">getSelected</a></b>()
 184     :
 185                                         Record<div class="mdesc"><div class="short">Returns the first selected record.</div><div class="long">Returns the first selected record.<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li><code>Record</code><div class="sub-desc"></div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-getSelections"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-getSelections">getSelections</a></b>()
 186     :
 187                                         Array<div class="mdesc"><div class="short">Returns the selected records</div><div class="long">Returns the selected records<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li><code>Array</code><div class="sub-desc">Array of selected records</div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-hasListener"></a><b><a href="source/Observable.html#method-Ext.util.Observable-hasListener">hasListener</a></b>(&nbsp;<code>String&nbsp;eventName</code>&nbsp;)
 188     :
 189                                         Boolean<div class="mdesc"><div class="short">Checks to see if this object has any listeners for a specified event</div><div class="long">Checks to see if this object has any listeners for a specified event<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>eventName</code> : String<div class="sub-desc">The name of the event to check for</div></li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc">True if the event is being listened for, else false</div></li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#hasListener" ext:member="#hasListener" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-hasNext"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-hasNext">hasNext</a></b>()
 190     :
 191                                         Boolean<div class="mdesc"><div class="short">Returns true if there is a next record to select</div><div class="long">Returns true if there is a next record to select<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc"></div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-hasPrevious"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-hasPrevious">hasPrevious</a></b>()
 192     :
 193                                         Boolean<div class="mdesc"><div class="short">Returns true if there is a previous record to select</div><div class="long">Returns true if there is a previous record to select<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc"></div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-hasSelection"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-hasSelection">hasSelection</a></b>()
 194     :
 195                                         Boolean<div class="mdesc"><div class="short">Returns true if there is a selection.</div><div class="long">Returns <tt>true</tt> if there is a selection.<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc"></div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-isIdSelected"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-isIdSelected">isIdSelected</a></b>(&nbsp;<code>String&nbsp;id</code>&nbsp;)
 196     :
 197                                         Boolean<div class="mdesc"><div class="short">Returns true if the specified record id is selected.</div><div class="long">Returns <tt>true</tt> if the specified record id is selected.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>id</code> : String<div class="sub-desc">The id of record to check</div></li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc"></div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.AbstractSelectionModel-isLocked"></a><b><a href="source/AbstractSelectionModel.html#method-Ext.grid.AbstractSelectionModel-isLocked">isLocked</a></b>()
 198     :
 199                                         Boolean<div class="mdesc"><div class="short">Returns true if the selections are locked.</div><div class="long">Returns true if the selections are locked.<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc"></div></li></ul></div></div></div></td><td class="msource"><a href="output/Ext.grid.AbstractSelectionModel.html#isLocked" ext:member="#isLocked" ext:cls="Ext.grid.AbstractSelectionModel">AbstractSelectionModel</a></td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-isSelected"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-isSelected">isSelected</a></b>(&nbsp;<code>Number/Record&nbsp;index</code>&nbsp;)
 200     :
 201                                         Boolean<div class="mdesc"><div class="short">Returns true if the specified row is selected.</div><div class="long">Returns <tt>true</tt> if the specified row is selected.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>index</code> : Number/Record<div class="sub-desc">The record or index of the record to check</div></li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc"></div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.AbstractSelectionModel-lock"></a><b><a href="source/AbstractSelectionModel.html#method-Ext.grid.AbstractSelectionModel-lock">lock</a></b>()
 202     :
 203                                         void<div class="mdesc"><div class="short">Locks the selections.</div><div class="long">Locks the selections.<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.grid.AbstractSelectionModel.html#lock" ext:member="#lock" ext:cls="Ext.grid.AbstractSelectionModel">AbstractSelectionModel</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-on"></a><b><a href="source/Observable.html#method-Ext.util.Observable-on">on</a></b>(&nbsp;<code>String&nbsp;eventName</code>,&nbsp;<code>Function&nbsp;handler</code>,&nbsp;<span title="Optional" class="optional">[<code>Object&nbsp;scope</code>]</span>,&nbsp;<span title="Optional" class="optional">[<code>Object&nbsp;options</code>]</span>&nbsp;)
 204     :
 205                                         void<div class="mdesc"><div class="short">Appends an event handler to this object (shorthand for addListener.)</div><div class="long">Appends an event handler to this object (shorthand for <a href="output/Ext.util.Observable.html#Ext.util.Observable-addListener" ext:member="addListener" ext:cls="Ext.util.Observable">addListener</a>.)<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>eventName</code> : String<div class="sub-desc">The type of event to listen for</div></li><li><code>handler</code> : Function<div class="sub-desc">The method the event invokes</div></li><li><code>scope</code> : Object<div class="sub-desc">(optional) The scope (<code><b>this</b></code> reference) in which the handler function is executed.
 206 <b>If omitted, defaults to the object which fired the event.</b></div></li><li><code>options</code> : Object<div class="sub-desc">(optional) An object containing handler configuration.</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#on" ext:member="#on" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-purgeListeners"></a><b><a href="source/Observable.html#method-Ext.util.Observable-purgeListeners">purgeListeners</a></b>()
 207     :
 208                                         void<div class="mdesc"><div class="short">Removes all listeners for this object</div><div class="long">Removes all listeners for this object<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#purgeListeners" ext:member="#purgeListeners" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-relayEvents"></a><b><a href="source/Observable-more.html#method-Ext.util.Observable-relayEvents">relayEvents</a></b>(&nbsp;<code>Object&nbsp;o</code>,&nbsp;<code>Array&nbsp;events</code>&nbsp;)
 209     :
 210                                         void<div class="mdesc"><div class="short">Relays selected events from the specified Observable as if the events were fired by this.</div><div class="long">Relays selected events from the specified Observable as if the events were fired by <tt><b>this</b></tt>.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>o</code> : Object<div class="sub-desc">The Observable whose events this object is to relay.</div></li><li><code>events</code> : Array<div class="sub-desc">Array of event names to relay.</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#relayEvents" ext:member="#relayEvents" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-removeListener"></a><b><a href="source/Observable.html#method-Ext.util.Observable-removeListener">removeListener</a></b>(&nbsp;<code>String&nbsp;eventName</code>,&nbsp;<code>Function&nbsp;handler</code>,&nbsp;<span title="Optional" class="optional">[<code>Object&nbsp;scope</code>]</span>&nbsp;)
 211     :
 212                                         void<div class="mdesc"><div class="short">Removes an event handler.</div><div class="long">Removes an event handler.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>eventName</code> : String<div class="sub-desc">The type of event the handler was associated with.</div></li><li><code>handler</code> : Function<div class="sub-desc">The handler to remove. <b>This must be a reference to the function passed into the <a href="output/Ext.util.Observable.html#Ext.util.Observable-addListener" ext:member="addListener" ext:cls="Ext.util.Observable">addListener</a> call.</b></div></li><li><code>scope</code> : Object<div class="sub-desc">(optional) The scope originally specified for the handler.</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#removeListener" ext:member="#removeListener" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-resumeEvents"></a><b><a href="source/Observable.html#method-Ext.util.Observable-resumeEvents">resumeEvents</a></b>()
 213     :
 214                                         void<div class="mdesc"><div class="short">Resume firing events. (see suspendEvents)
 215 If events were suspended using the queueSuspended parameter, then all
 216 event...</div><div class="long">Resume firing events. (see <a href="output/Ext.util.Observable.html#Ext.util.Observable-suspendEvents" ext:member="suspendEvents" ext:cls="Ext.util.Observable">suspendEvents</a>)
 217 If events were suspended using the <tt><b>queueSuspended</b></tt> parameter, then all
 218 events fired during event suspension will be sent to any listeners now.<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#resumeEvents" ext:member="#resumeEvents" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-selectAll"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-selectAll">selectAll</a></b>()
 219     :
 220                                         void<div class="mdesc"><div class="short">Selects all rows if the selection model
 221 is not locked.</div><div class="long">Selects all rows if the selection model
 222 <a href="output/Ext.grid.AbstractSelectionModel.html#Ext.grid.AbstractSelectionModel-isLocked" ext:member="isLocked" ext:cls="Ext.grid.AbstractSelectionModel">is not locked</a>.<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-selectFirstRow"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-selectFirstRow">selectFirstRow</a></b>()
 223     :
 224                                         void<div class="mdesc"><div class="short">Selects the first row in the grid.</div><div class="long">Selects the first row in the grid.<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-selectLastRow"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-selectLastRow">selectLastRow</a></b>(&nbsp;<span title="Optional" class="optional">[<code>Boolean&nbsp;keepExisting</code>]</span>&nbsp;)
 225     :
 226                                         void<div class="mdesc"><div class="short">Select the last row.</div><div class="long">Select the last row.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>keepExisting</code> : Boolean<div class="sub-desc">(optional) <tt>true</tt> to keep existing selections</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-selectNext"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-selectNext">selectNext</a></b>(&nbsp;<span title="Optional" class="optional">[<code>Boolean&nbsp;keepExisting</code>]</span>&nbsp;)
 227     :
 228                                         Boolean<div class="mdesc"><div class="short">Selects the row immediately following the last selected row.</div><div class="long">Selects the row immediately following the last selected row.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>keepExisting</code> : Boolean<div class="sub-desc">(optional) <tt>true</tt> to keep existing selections</div></li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc">&lt;tt&gt;true&lt;/tt&gt; if there is a next row, else &lt;tt&gt;false&lt;/tt&gt;</div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-selectPrevious"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-selectPrevious">selectPrevious</a></b>(&nbsp;<span title="Optional" class="optional">[<code>Boolean&nbsp;keepExisting</code>]</span>&nbsp;)
 229     :
 230                                         Boolean<div class="mdesc"><div class="short">Selects the row that precedes the last selected row.</div><div class="long">Selects the row that precedes the last selected row.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>keepExisting</code> : Boolean<div class="sub-desc">(optional) <tt>true</tt> to keep existing selections</div></li></ul><strong>Returns:</strong><ul><li><code>Boolean</code><div class="sub-desc">&lt;tt&gt;true&lt;/tt&gt; if there is a previous row, else &lt;tt&gt;false&lt;/tt&gt;</div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-selectRange"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-selectRange">selectRange</a></b>(&nbsp;<code>Number&nbsp;startRow</code>,&nbsp;<code>Number&nbsp;endRow</code>,&nbsp;<span title="Optional" class="optional">[<code>Boolean&nbsp;keepExisting</code>]</span>&nbsp;)
 231     :
 232                                         void<div class="mdesc"><div class="short">Selects a range of rows if the selection model
 233 is not locked.
 234 All rows in between startRow and endRow are also select...</div><div class="long">Selects a range of rows if the selection model
 235 <a href="output/Ext.grid.AbstractSelectionModel.html#Ext.grid.AbstractSelectionModel-isLocked" ext:member="isLocked" ext:cls="Ext.grid.AbstractSelectionModel">is not locked</a>.
 236 All rows in between startRow and endRow are also selected.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>startRow</code> : Number<div class="sub-desc">The index of the first row in the range</div></li><li><code>endRow</code> : Number<div class="sub-desc">The index of the last row in the range</div></li><li><code>keepExisting</code> : Boolean<div class="sub-desc">(optional) True to retain existing selections</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-selectRecords"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-selectRecords">selectRecords</a></b>(&nbsp;<code>Array&nbsp;records</code>,&nbsp;<span title="Optional" class="optional">[<code>Boolean&nbsp;keepExisting</code>]</span>&nbsp;)
 237     :
 238                                         void<div class="mdesc"><div class="short">Select records.</div><div class="long">Select records.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>records</code> : Array<div class="sub-desc">The records to select</div></li><li><code>keepExisting</code> : Boolean<div class="sub-desc">(optional) <tt>true</tt> to keep existing selections</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-selectRow"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-selectRow">selectRow</a></b>(&nbsp;<code>Number&nbsp;row</code>,&nbsp;<span title="Optional" class="optional">[<code>Boolean&nbsp;keepExisting</code>]</span>,&nbsp;<span title="Optional" class="optional">[<code>Boolean&nbsp;preventViewNotify</code>]</span>&nbsp;)
 239     :
 240                                         void<div class="mdesc"><div class="short">Selects a row.  Before selecting a row, checks if the selection model
 241 is locked and fires the
 242 beforerowselect event. ...</div><div class="long">Selects a row.  Before selecting a row, checks if the selection model
 243 <a href="output/Ext.grid.AbstractSelectionModel.html#Ext.grid.AbstractSelectionModel-isLocked" ext:member="isLocked" ext:cls="Ext.grid.AbstractSelectionModel">is locked</a> and fires the
 244 <a href="output/Ext.grid.RowSelectionModel.html#Ext.grid.RowSelectionModel-beforerowselect" ext:member="beforerowselect" ext:cls="Ext.grid.RowSelectionModel">beforerowselect</a> event.  If these checks are satisfied the row
 245 will be selected and followed up by  firing the <a href="output/Ext.grid.RowSelectionModel.html#Ext.grid.RowSelectionModel-rowselect" ext:member="rowselect" ext:cls="Ext.grid.RowSelectionModel">rowselect</a> and
 246 <a href="output/Ext.grid.RowSelectionModel.html#Ext.grid.RowSelectionModel-selectionchange" ext:member="selectionchange" ext:cls="Ext.grid.RowSelectionModel">selectionchange</a> events.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>row</code> : Number<div class="sub-desc">The index of the row to select</div></li><li><code>keepExisting</code> : Boolean<div class="sub-desc">(optional) <tt>true</tt> to keep existing selections</div></li><li><code>preventViewNotify</code> : Boolean<div class="sub-desc">(optional) Specify <tt>true</tt> to
 247 prevent notifying the view (disables updating the selected appearance)</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-selectRows"></a><b><a href="source/RowSelectionModel.html#method-Ext.grid.RowSelectionModel-selectRows">selectRows</a></b>(&nbsp;<code>Array&nbsp;rows</code>,&nbsp;<span title="Optional" class="optional">[<code>Boolean&nbsp;keepExisting</code>]</span>&nbsp;)
 248     :
 249                                         void<div class="mdesc"><div class="short">Selects multiple rows.</div><div class="long">Selects multiple rows.<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>rows</code> : Array<div class="sub-desc">Array of the indexes of the row to select</div></li><li><code>keepExisting</code> : Boolean<div class="sub-desc">(optional) <tt>true</tt> to keep
 250 existing selections (defaults to <tt>false</tt>)</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-suspendEvents"></a><b><a href="source/Observable.html#method-Ext.util.Observable-suspendEvents">suspendEvents</a></b>(&nbsp;<code>Boolean&nbsp;queueSuspended</code>&nbsp;)
 251     :
 252                                         void<div class="mdesc"><div class="short">Suspend the firing of all events. (see resumeEvents)</div><div class="long">Suspend the firing of all events. (see <a href="output/Ext.util.Observable.html#Ext.util.Observable-resumeEvents" ext:member="resumeEvents" ext:cls="Ext.util.Observable">resumeEvents</a>)<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>queueSuspended</code> : Boolean<div class="sub-desc">Pass as true to queue up suspended events to be fired
 253 after the <a href="output/Ext.util.Observable.html#Ext.util.Observable-resumeEvents" ext:member="resumeEvents" ext:cls="Ext.util.Observable">resumeEvents</a> call instead of discarding all suspended events;</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#suspendEvents" ext:member="#suspendEvents" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.util.Observable-un"></a><b><a href="source/Observable.html#method-Ext.util.Observable-un">un</a></b>(&nbsp;<code>String&nbsp;eventName</code>,&nbsp;<code>Function&nbsp;handler</code>,&nbsp;<span title="Optional" class="optional">[<code>Object&nbsp;scope</code>]</span>&nbsp;)
 254     :
 255                                         void<div class="mdesc"><div class="short">Removes an event handler (shorthand for removeListener.)</div><div class="long">Removes an event handler (shorthand for <a href="output/Ext.util.Observable.html#Ext.util.Observable-removeListener" ext:member="removeListener" ext:cls="Ext.util.Observable">removeListener</a>.)<div class="mdetail-params"><strong>Parameters:</strong><ul><li><code>eventName</code> : String<div class="sub-desc">The type of event the handler was associated with.</div></li><li><code>handler</code> : Function<div class="sub-desc">The handler to remove. <b>This must be a reference to the function passed into the <a href="output/Ext.util.Observable.html#Ext.util.Observable-addListener" ext:member="addListener" ext:cls="Ext.util.Observable">addListener</a> call.</b></div></li><li><code>scope</code> : Object<div class="sub-desc">(optional) The scope originally specified for the handler.</div></li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.util.Observable.html#un" ext:member="#un" ext:cls="Ext.util.Observable">Observable</a></td></tr><tr class="method-row expandable inherited"><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.AbstractSelectionModel-unlock"></a><b><a href="source/AbstractSelectionModel.html#method-Ext.grid.AbstractSelectionModel-unlock">unlock</a></b>()
 256     :
 257                                         void<div class="mdesc"><div class="short">Unlocks the selections.</div><div class="long">Unlocks the selections.<div class="mdetail-params"><strong>Parameters:</strong><ul><li>None.</li></ul><strong>Returns:</strong><ul><li>void</li></ul></div></div></div></td><td class="msource"><a href="output/Ext.grid.AbstractSelectionModel.html#unlock" ext:member="#unlock" ext:cls="Ext.grid.AbstractSelectionModel">AbstractSelectionModel</a></td></tr></tbody></table><a id="Ext.grid.RowSelectionModel-events"></a><h2>Public Events</h2><table cellspacing="0" class="member-table"><tbody><tr><th colspan="2" class="sig-header">Event</th><th class="msource-header">Defined By</th></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-beforerowselect"></a><b><a href="source/RowSelectionModel.html#event-Ext.grid.RowSelectionModel-beforerowselect">beforerowselect</a></b> :
 258                                       (&nbsp;<code>SelectionModel&nbsp;this</code>,&nbsp;<code>Number&nbsp;rowIndex</code>,&nbsp;<code>Boolean&nbsp;keepExisting</code>,&nbsp;<code>Record&nbsp;record</code>&nbsp;)
 259     <div class="mdesc"><div class="short">Fires before a row is selected, return false to cancel the selection.</div><div class="long">Fires before a row is selected, return false to cancel the selection.<div class="mdetail-params"><strong style="font-weight: normal;">Listeners will be called with the following arguments:</strong><ul><li><code>this</code> : SelectionModel<div class="sub-desc"></div></li><li><code>rowIndex</code> : Number<div class="sub-desc">The index to be selected</div></li><li><code>keepExisting</code> : Boolean<div class="sub-desc">False if other selections will be cleared</div></li><li><code>record</code> : Record<div class="sub-desc">The record to be selected</div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-rowdeselect"></a><b><a href="source/RowSelectionModel.html#event-Ext.grid.RowSelectionModel-rowdeselect">rowdeselect</a></b> :
 260                                       (&nbsp;<code>SelectionModel&nbsp;this</code>,&nbsp;<code>Number&nbsp;rowIndex</code>,&nbsp;<code>Record&nbsp;record</code>&nbsp;)
 261     <div class="mdesc"><div class="short">Fires when a row is deselected.  To prevent deselection
 262 lock the selections.</div><div class="long">Fires when a row is deselected.  To prevent deselection
 263 <a href="output/Ext.grid.AbstractSelectionModel.html#Ext.grid.AbstractSelectionModel-lock" ext:member="lock" ext:cls="Ext.grid.AbstractSelectionModel">lock the selections</a>.<div class="mdetail-params"><strong style="font-weight: normal;">Listeners will be called with the following arguments:</strong><ul><li><code>this</code> : SelectionModel<div class="sub-desc"></div></li><li><code>rowIndex</code> : Number<div class="sub-desc"></div></li><li><code>record</code> : Record<div class="sub-desc"></div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-rowselect"></a><b><a href="source/RowSelectionModel.html#event-Ext.grid.RowSelectionModel-rowselect">rowselect</a></b> :
 264                                       (&nbsp;<code>SelectionModel&nbsp;this</code>,&nbsp;<code>Number&nbsp;rowIndex</code>,&nbsp;<code>Ext.data.Record&nbsp;r</code>&nbsp;)
 265     <div class="mdesc"><div class="short">Fires when a row is selected.</div><div class="long">Fires when a row is selected.<div class="mdetail-params"><strong style="font-weight: normal;">Listeners will be called with the following arguments:</strong><ul><li><code>this</code> : SelectionModel<div class="sub-desc"></div></li><li><code>rowIndex</code> : Number<div class="sub-desc">The selected index</div></li><li><code>r</code> : Ext.data.Record<div class="sub-desc">The selected record</div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr><tr class="method-row expandable "><td class="micon"><a href="#expand" class="exi">&nbsp;</a></td><td class="sig"><a id="Ext.grid.RowSelectionModel-selectionchange"></a><b><a href="source/RowSelectionModel.html#event-Ext.grid.RowSelectionModel-selectionchange">selectionchange</a></b> :
 266                                       (&nbsp;<code>SelectionModel&nbsp;this</code>&nbsp;)
 267     <div class="mdesc"><div class="short">Fires when the selection changes</div><div class="long">Fires when the selection changes<div class="mdetail-params"><strong style="font-weight: normal;">Listeners will be called with the following arguments:</strong><ul><li><code>this</code> : SelectionModel<div class="sub-desc"></div></li></ul></div></div></div></td><td class="msource">RowSelectionModel</td></tr></tbody></table></div>