<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2007/08/25/enabling-and-disabling-specific-tabs-in-a-tabbar-control/ -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
		layout="vertical" 
		verticalAlign="middle" 
		backgroundColor="white" viewSourceURL="srcview/index.html">

	<mx:ApplicationControlBar dock="true">
		<mx:CheckBox id="tabBarEnabled" 
				label="TabBar.enabled" 
				selected="true" 
				width="25%" />

		<mx:CheckBox id="tab1Enabled" 
				label="Tab1.enabled" 
				selected="true" 
				width="25%" />

		<mx:CheckBox id="tab2Enabled" 
				label="Tab2.enabled" 
				selected="true" 
				width="25%" />

		<mx:CheckBox id="tab3Enabled" 
				label="Tab3.enabled" 
				selected="true" 
				width="25%" />
	</mx:ApplicationControlBar>

	<mx:VBox verticalGap="0">
		<mx:TabBar id="tabBar" 
				width="400" 
				dataProvider="{viewStack}" 
				enabled="{tabBarEnabled.selected}" />
		
		<mx:ViewStack id="viewStack" width="400" height="100">
			<mx:VBox id="tab1"
					label="Tab1" 
					backgroundColor="haloGreen" 
					enabled="{tab1Enabled.selected}">
				<mx:Label text="Label 1" />
			</mx:VBox>

			<mx:VBox id="tab2"
					label="Tab2" 
					backgroundColor="haloBlue" 
					enabled="{tab2Enabled.selected}">
				<mx:Label text="Label 2" />
			</mx:VBox>

			<mx:VBox id="tab3" 
					label="Tab3" 
					backgroundColor="haloOrange" 
					enabled="{tab3Enabled.selected}">
				<mx:Label text="Label 3" />
			</mx:VBox>
		</mx:ViewStack>
	</mx:VBox>

</mx:Application>