[flexcoders] Detect component visible

Is it possible to determine when an object goes off-screen? The visible property does not change, and I've also tried to detect the parenting for example if(!stage.contains(this)) but even though my component is nested inside a ViewStack when the stack changes the above statement always returns

RE: [flexcoders] Detect component visible

@yahoogroups.com Subject: [flexcoders] Detect component visible Is it possible to determine when an object goes off-screen? The visible property does not change, and I've also tried to detect the parenting for example if(!stage.contains(this)) but even though my component is nested inside a ViewStack when