Use NumericStepper to choose value : NumericStepper « Components « Flex
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Use NumericStepper to choose value

<?xml version='1.0' encoding='UTF-8'?>
<mx:Application
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="http://www.adobe.com/2006/mxml">
<mx:Script>
import mx.controls.Alert;
public function showMsg(msg:String):void {
Alert.show(msg);
}
</mx:Script>
<mx:Panel title="Profile">
<s:VGroup>
<mx:Label fontWeight="bold" text="Value 1:" />
<mx:NumericStepper id="kids" minimum="0" maximum="10" stepSize="1" change="showMsg(kids.value.toString())" />
</s:VGroup>
</mx:Panel>
</mx:Application>
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