1/* 2 * Copyright (c) 2000, 2008, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 26package com.sun.java.swing.action; 27 28import java.awt.event.ActionEvent; 29import java.awt.event.ActionListener; 30import javax.swing.AbstractAction; 31import javax.swing.Icon; 32 33public abstract class DelegateAction extends AbstractAction 34{ 35 36 public DelegateAction(String name, Icon icon) 37 { 38 super(name, icon); 39 } 40 41 public void addActionListener(ActionListener listener) 42 { 43 this.listener = listener; 44 } 45 46 public void removeActionListener(ActionListener listener) 47 { 48 this.listener = null; 49 } 50 51 public ActionListener[] getActionListeners() 52 { 53 return (new ActionListener[] { 54 listener 55 }); 56 } 57 58 public void actionPerformed(ActionEvent evt) 59 { 60 if(listener != null) 61 listener.actionPerformed(evt); 62 } 63 64 private ActionListener listener; 65} 66