1 /* 2 * Copyright (c) 1997, 1998, 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 package com.sun.java.swing.plaf.motif; 27 28 import javax.swing.*; 29 import javax.swing.plaf.basic.BasicOptionPaneUI; 30 import javax.swing.plaf.ComponentUI; 31 import java.awt.Color; 32 import java.awt.Component; 33 import java.awt.Container; 34 import java.awt.Dimension; 35 import java.awt.Graphics; 36 import java.awt.Insets; 37 import java.awt.Rectangle; 38 39 /** 40 * Provides the CDE/Motif look and feel for a JOptionPane. 41 * <p> 42 * <strong>Warning:</strong> 43 * Serialized objects of this class will not be compatible with 44 * future Swing releases. The current serialization support is appropriate 45 * for short term storage or RMI between applications running the same 46 * version of Swing. A future release of Swing will provide support for 47 * long term persistence. 48 * 49 * @author Scott Violet 50 */ 51 public class MotifOptionPaneUI extends BasicOptionPaneUI 52 { 53 /** 54 * Creates a new MotifOptionPaneUI instance. 55 */ 56 public static ComponentUI createUI(JComponent x) { 57 return new MotifOptionPaneUI(); 58 } 59 60 /** 61 * Creates and returns a Container containin the buttons. The buttons 62 * are created by calling <code>getButtons</code>. 63 */ 64 protected Container createButtonArea() { 65 Container b = super.createButtonArea(); 66 67 if(b != null && b.getLayout() instanceof ButtonAreaLayout) { 68 ((ButtonAreaLayout)b.getLayout()).setCentersChildren(false); 69 } 70 return b; 71 } 72 73 /** 74 * Returns null, CDE/Motif does not impose a minimum size. 75 */ 76 public Dimension getMinimumOptionPaneSize() { 77 return null; 78 } 79 80 protected Container createSeparator() { 81 return new JPanel() { 82 83 public Dimension getPreferredSize() { 84 return new Dimension(10, 2); 85 } 86 87 public void paint(Graphics g) { 88 int width = getWidth(); 89 g.setColor(Color.darkGray); 90 g.drawLine(0, 0, width, 0); 91 g.setColor(Color.white); 92 g.drawLine(0, 1, width, 1); 93 } 94 }; 95 } 96 97 /** 98 * Creates and adds a JLabel representing the icon returned from 99 * <code>getIcon</code> to <code>top</code>. This is messaged from 100 * <code>createMessageArea</code> 101 */ 102 protected void addIcon(Container top) { 103 /* Create the icon. */ 104 Icon sideIcon = getIcon(); 105 106 if (sideIcon != null) { 107 JLabel iconLabel = new JLabel(sideIcon); 108 109 iconLabel.setVerticalAlignment(SwingConstants.CENTER); 110 top.add(iconLabel, "West"); 111 } 112 } 113 114 }