Add show effect to a control
<?xml version="1.0"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"> <mx:Parallel id="ZoomRotateShow"> <mx:Zoom id="myZoomShow" zoomHeightFrom="0.0" zoomWidthFrom="0.0" zoomHeightTo="1.0" zoomWidthTo="1.0" /> <mx:Rotate id="myRotateShow" /> </mx:Parallel> <mx:VBox id="myBox" height="100" width="200"> <mx:TextArea id="aTextArea" text="hello" showEffect="{ZoomRotateShow}" /> </mx:VBox> <mx:Button id="myButton1" label="Show!" click="aTextArea.visible=true;" /> <mx:Button id="myButton2" label="Hide!" click="aTextArea.visible=false;" /> </mx:Application>