<?xml version=”1.0″ encoding=”utf-8″?>
<mx:Application xmlns:mx=”http://www.adobe.com/2006/mxml” layout=”vertical”>
<mx:Script>
<![CDATA[
import mx.collections.ArrayCollection;
import mx.utils.ObjectProxy;
[Bindable] private var comboArr:ArrayCollection = new ArrayCollection([new ObjectProxy({"checked":true}),new ObjectProxy({"checked":true}),new ObjectProxy({"checked":false}),new ObjectProxy({"checked":true}),new ObjectProxy({"checked":false})]);
]]>
</mx:Script>
<mx:DataGrid dataProvider=”{comboArr}”>
<mx:columns>
<mx:DataGridColumn headerText=”Check Box” dataField=”checked”>
<mx:itemRenderer>
<mx:Component>
<mx:Canvas>
<mx:CheckBox id=”checks” selected=”{data.checked}” change=”{data.checked = this.checks.selected}”/>
</mx:Canvas>
</mx:Component>
</mx:itemRenderer>
</mx:DataGridColumn>
<mx:DataGridColumn headerText=”Combo Box” dataField=”checked”>
<mx:itemRenderer>
<mx:Component>
<mx:Canvas>
<mx:ComboBox visible=”{data.checked}”>
<mx:dataProvider>
<mx:ArrayCollection>
<mx:source>
<mx:String>Data1</mx:String>
<mx:String>Data2</mx:String>
<mx:String>Data3</mx:String>
<mx:String>Data4</mx:String>
<mx:String>Data5</mx:String>
</mx:source>
</mx:ArrayCollection>
</mx:dataProvider>
</mx:ComboBox>
</mx:Canvas>
</mx:Component>
</mx:itemRenderer>
</mx:DataGridColumn>
</mx:columns>
</mx:DataGrid>
</mx:Application>
