/*
* @(#)AncestorListener.java 1.13 05/11/17
*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package javax.swing.event;
import java.awt.event.*;
import java.awt.*;
import java.util.*;
import javax.swing.*;
/**
* AncestorListener
*
* Interface to support notification when changes occur to a JComponent or one
* of its ancestors. These include movement and when the component becomes
* visible or invisible, either by the setVisible() method or by being added
* or removed from the component hierarchy.
*
* @version 1.13 11/17/05
* @author Dave Moore
*/
public interface AncestorListener extends EventListener {
/**
* Called when the source or one of its ancestors is made visible
* either by setVisible(true) being called or by its being
* added to the component hierarchy. The method is only called
* if the source has actually become visible. For this to be true
* all its parents must be visible and it must be in a hierarchy
* rooted at a Window
*/
public void ancestorAdded(AncestorEvent event);
/**
* Called when the source or one of its ancestors is made invisible
* either by setVisible(false) being called or by its being
* remove from the component hierarchy. The method is only called
* if the source has actually become invisible. For this to be true
* at least one of its parents must by invisible or it is not in
* a hierarchy rooted at a Window
*/
public void ancestorRemoved(AncestorEvent event);
/**
* Called when either the source or one of its ancestors is moved.
*/
public void ancestorMoved(AncestorEvent event);
}