Android APIs
Added in API level 1
public static interface

ViewGroup.OnHierarchyChangeListener

android.view.ViewGroup.OnHierarchyChangeListener
Known Indirect Subclasses

Class Overview

Interface definition for a callback to be invoked when the hierarchy within this view changed. The hierarchy changes whenever a child is added to or removed from this view.

Summary

Public Methods
abstract void onChildViewAdded(View parent, View child)
Called when a new child is added to a parent view.
abstract void onChildViewRemoved(View parent, View child)
Called when a child is removed from a parent view.

Public Methods

public abstract void onChildViewAdded (View parent, View child)

Added in API level 1

Called when a new child is added to a parent view.

Parameters
parent View: the view in which a child was added
child View: the new child view added in the hierarchy

public abstract void onChildViewRemoved (View parent, View child)

Added in API level 1

Called when a child is removed from a parent view.

Parameters
parent View: the view from which the child was removed
child View: the child removed from the hierarchy