1 /* 2 * Copyright (c) 2011, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 27 package sun.lwawt; 28 29 import java.awt.Button; 30 import java.awt.event.ActionEvent; 31 import java.awt.event.ActionListener; 32 import java.awt.peer.ButtonPeer; 33 34 import javax.swing.JButton; 35 36 final class LWButtonPeer extends LWComponentPeer<Button, JButton> 37 implements ButtonPeer, ActionListener { 38 39 LWButtonPeer(final Button target, 40 final PlatformComponent platformComponent) { 41 super(target, platformComponent); 42 } 43 44 @Override 45 protected JButton createDelegate() { 46 return new JButtonDelegate(); 47 } 48 49 @Override 50 void initializeImpl() { 51 super.initializeImpl(); 52 setLabel(getTarget().getLabel()); 53 synchronized (getDelegateLock()) { 54 getDelegate().addActionListener(this); 55 } 56 } 57 58 @Override 59 public void actionPerformed(final ActionEvent e) { 60 postEvent(new ActionEvent(getTarget(), ActionEvent.ACTION_PERFORMED, 61 getTarget().getActionCommand(), e.getWhen(), 62 e.getModifiers())); 63 } 64 65 @Override 66 public void setLabel(final String label) { 67 synchronized (getDelegateLock()) { 68 getDelegate().setText(label); 69 } 70 } 71 72 @Override 73 public boolean isFocusable() { 74 return true; 75 } 76 77 private final class JButtonDelegate extends JButton { 78 79 // Empty non private constructor was added because access to this 80 // class shouldn't be emulated by a synthetic accessor method. 81 JButtonDelegate() { 82 super(); 83 } 84 85 @Override 86 public boolean hasFocus() { 87 return getTarget().hasFocus(); 88 } 89 } 90 }