ICoreEventListener.java

/* ******************************************************************************
 * Copyright (c) 2006-2012 XMind Ltd. and others.
 * 
 * This file is a part of XMind 3. XMind releases 3 and
 * above are dual-licensed under the Eclipse Public License (EPL),
 * which is available at http://www.eclipse.org/legal/epl-v10.html
 * and the GNU Lesser General Public License (LGPL), 
 * which is available at http://www.gnu.org/licenses/lgpl.html
 * See http://www.xmind.net/license.html for details.
 * 
 * Contributors:
 *     XMind Ltd. - initial API and implementation
 *******************************************************************************/
package org.xmind.core.event;

/**
 * @author MANGOSOFT
 * 
 */
public interface ICoreEventListener {

    static class NullCoreEventListener implements ICoreEventListener {

        public void handleCoreEvent(CoreEvent event) {
            // do nothing
        }

    }

    public static final ICoreEventListener NULL = new NullCoreEventListener();

    /**
     * @param event
     */
    void handleCoreEvent(CoreEvent event);

}