Added in API level 34

ViewTreeObserver.OnWindowVisibilityChangeListener


public static interface ViewTreeObserver.OnWindowVisibilityChangeListener

android.view.ViewTreeObserver.OnWindowVisibilityChangeListener


Interface definition for a callback to be invoked when the view hierarchy's window visibility changes.

Summary

Public methods

abstract void onWindowVisibilityChanged(int visibility)

Callback method to be invoked when the window visibility changes in the view tree.

Public methods

onWindowVisibilityChanged

Added in API level 34
public abstract void onWindowVisibilityChanged (int visibility)

Callback method to be invoked when the window visibility changes in the view tree.

Parameters
visibility int: The new visibility of the window. Value is View.VISIBLE, View.INVISIBLE, or View.GONE