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android.view.ViewTreeObserver.OnDrawListener |
Interface definition for a callback to be invoked when the view tree is about to be drawn.
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Callback method to be invoked when the view tree is about to be drawn. |
Callback method to be invoked when the view tree is about to be drawn. At this point, views cannot be modified in any way.
Unlike with ViewTreeObserver.OnPreDrawListener
, this method cannot be used to cancel the current drawing pass.
An ViewTreeObserver.OnDrawListener
listener cannot be added or removed from this method.