/*
 * Copyright 1999-2002 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

package javax.sound.midi;

import java.util.EventListener;


/**
 * The <code>MetaEventListener</code> interface should be implemented
 * by classes whose instances need to be notified when a <code>{@link Sequencer}</code>
 * has processed a <code>{@link MetaMessage}</code>.
 * To register a <code>MetaEventListener</code> object to receive such
 * notifications, pass it as the argument to the
 * <code>{@link Sequencer#addMetaEventListener(MetaEventListener) addMetaEventListener}</code>
 * method of <code>Sequencer</code>.
 *
 * @author Kara Kytle
 */
public interface MetaEventListener extends EventListener {

    /**
     * Invoked when a <code>{@link Sequencer}</code> has encountered and processed
     * a <code>MetaMessage</code> in the <code>{@link Sequence}</code> it is processing.
     * @param meta the meta-message that the sequencer encountered
     */
    public void meta(MetaMessage meta);
}
