    001/* ========================================================================
    002 * JCommon : a free general purpose class library for the Java(tm) platform
    003 * ========================================================================
    004 *
    005 * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
    006 *
    007 * Project Info:  http://www.jfree.org/jcommon/index.html
    008 *
    009 * This library is free software; you can redistribute it and/or modify it
    010 * under the terms of the GNU Lesser General Public License as published by
    011 * the Free Software Foundation; either version 2.1 of the License, or
    012 * (at your option) any later version.
    013 *
    014 * This library is distributed in the hope that it will be useful, but
    015 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
    016 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
    017 * License for more details.
    018 *
    019 * You should have received a copy of the GNU Lesser General Public
    020 * License along with this library; if not, write to the Free Software
    021 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
    022 * USA.
    023 *
    024 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
    025 * in the United States and other countries.]
    026 *
    027 * ----------------------------
    028 * AbstractActionDowngrade.java
    029 * ----------------------------
    030 * (C)opyright 2002-2004, by Thomas Morgner and Contributors.
    031 *
    032 * Original Author:  Thomas Morgner;
    033 * Contributor(s):   David Gilbert (for Object Refinery Limited);
    034 *
    035 * $Id: AbstractActionDowngrade.java,v 1.2 2005/10/18 13:22:13 mungady Exp $
    036 *
    037 * Changes
    038 * -------
    039 * 30-Aug-2002 : Initial version
    040 * 10-Dec-2002 : Updated Javadocs (DG);
    041 * 07-Jun-2004 : Corrected source headers (DG);
    042 *
    043 */
    044
    045package org.jfree.ui.action;
    046
    047import javax.swing.AbstractAction;
    048
    049/**
    050 * A class that allows Action features introduced in JDK 1.3 to be used with JDK 1.2.2, by
    051 * defining the two new constants introduced by Sun in JDK 1.3.
    052 *
    053 * @author Thomas Morgner
    054 */
    055public abstract class AbstractActionDowngrade extends AbstractAction implements ActionDowngrade {
    056    // kills a compile error for JDK's >= 1.3
    057    // ambiguous reference error ...
    058    /**
    059     * The key used for storing a <code>KeyStroke</code> to be used as the
    060     * accelerator for the action.
    061     */
    062    public static final String ACCELERATOR_KEY = ActionDowngrade.ACCELERATOR_KEY;
    063
    064    /**
    065     * The key used for storing an int key code to be used as the mnemonic
    066     * for the action.
    067     */
    068    public static final String MNEMONIC_KEY = ActionDowngrade.MNEMONIC_KEY;
    069
    070    /**
    071     * Creates a new action with a default (transparent) icon.
    072     */
    073    protected AbstractActionDowngrade() {
    074        // nothing required
    075    }
    076
    077}