Create a ScrollBar using and
<?xml version="1.0"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"> <mx:Script> import mx.events.ScrollEvent; private function myScroll(event:ScrollEvent):void { showPosition.text = "Current scroll position: " + event.currentTarget.scrollPosition; } </mx:Script> <mx:Label width="100%" color="blue" text="Click on the scroll bar to view its properties." /> <mx:VScrollBar id="bar" height="100%" minScrollPosition="0" maxScrollPosition="{this.width - 20}" lineScrollSize="50" pageScrollSize="100" repeatDelay="1000" repeatInterval="500" scroll="myScroll(event);" /> <mx:TextArea id="showPosition" height="100%" width="100%" color="blue" /> </mx:Application>