/*
* @(#)TreeExpansionListener.java 1.11 03/12/19
*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package javax.swing.event;
import java.util.EventListener;
/**
* The listener that's notified when a tree expands or collapses
* a node.
* For further documentation and examples see
* How to Write a Tree Expansion Listener,
* a section in The Java Tutorial.
*
* @author Scott Violet
*/
public interface TreeExpansionListener extends EventListener
{
/**
* Called whenever an item in the tree has been expanded.
*/
public void treeExpanded(TreeExpansionEvent event);
/**
* Called whenever an item in the tree has been collapsed.
*/
public void treeCollapsed(TreeExpansionEvent event);
}