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Added in API level 16

OnDrawListener

interface OnDrawListener
android.view.ViewTreeObserver.OnDrawListener

Interface definition for a callback to be invoked when the view tree is about to be drawn.

Summary

Public methods
abstract Unit

Callback method to be invoked when the view tree is about to be drawn.

Public methods

onDraw

Added in API level 16
abstract fun onDraw(): Unit

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 OnPreDrawListener, this method cannot be used to cancel the current drawing pass.

An OnDrawListener listener cannot be added or removed from this method.

See Also

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Last updated 2025-02-10 UTC.

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