Flex中如何设置Slider控件，使只有鼠标移动到HSlider/VSlider时才显示游标

main.mxml

1. <?xml version="1.0" encoding="utf-8"?>
2. <?xmlversion="1.0" encoding="utf-8"?>
3. <mx:Applicationxmlns:mx="http://www.adobe.com/2006/mxml"
4. layout="vertical"
5. verticalAlign="middle"
6. backgroundColor="white">
8. <mx:Script>
9. <![CDATA[
10. import mx.controls.sliderClasses.Slider;
12. private const TICK_INTERVAL:uint = 5;
14. private function slider_rollOver(evt:MouseEvent):void {
15. Slider(evt.currentTarget).tickInterval = TICK_INTERVAL;
16. }
18. private function slider_rollOut(evt:MouseEvent):void {
19. Slider(evt.currentTarget).tickInterval = 0;
20. }
21. ]]>
22. </mx:Script>
24. <mx:HSliderid="slider"
25. minimum="0"
26. maximum="100"
27. liveDragging="true"
28. snapInterval="1"
29. dataTipPrecision="0"
30. rollOver="slider_rollOver(event);"
31. rollOut="slider_rollOut(event);"/>
33. </mx:Application>