/*
 * @(#)ListDataListener.java	1.12 03/01/23
 *
 * Copyright 2003 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

package javax.swing.event;

import java.util.EventListener;

/**
 * ListDataListener
 *
 * @version 1.12 01/23/03
 * @author Hans Muller
 */
public interface ListDataListener extends EventListener {

    /** 
     * Sent after the indices in the index0,index1 
     * interval have been inserted in the data model.
     * The new interval includes both index0 and index1.
     *
     * @param e  a <code>ListDataEvent</code> encapsulating the
     *    event information
     */
    void intervalAdded(ListDataEvent e);

    
    /**
     * Sent after the indices in the index0,index1 interval
     * have been removed from the data model.  The interval 
     * includes both index0 and index1.
     *
     * @param e  a <code>ListDataEvent</code> encapsulating the
     *    event information
     */
    void intervalRemoved(ListDataEvent e);


    /** 
     * Sent when the contents of the list has changed in a way 
     * that's too complex to characterize with the previous 
     * methods. For example, this is sent when an item has been
     * replaced. Index0 and index1 bracket the change.
     *
     * @param e  a <code>ListDataEvent</code> encapsulating the
     *    event information
     */
    void contentsChanged(ListDataEvent e);
}