J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1997-1999 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package com.sun.java.swing.plaf.motif; |
| 27 | |
| 28 | import javax.swing.*; |
| 29 | import javax.swing.plaf.*; |
| 30 | import javax.swing.tree.*; |
| 31 | import java.awt.*; |
| 32 | import java.awt.event.*; |
| 33 | import java.beans.*; |
| 34 | import java.io.*; |
| 35 | import java.util.*; |
| 36 | |
| 37 | /** |
| 38 | * Motif rendered to display a tree cell. |
| 39 | * <p> |
| 40 | * <strong>Warning:</strong> |
| 41 | * Serialized objects of this class will not be compatible with |
| 42 | * future Swing releases. The current serialization support is appropriate |
| 43 | * for short term storage or RMI between applications running the same |
| 44 | * version of Swing. A future release of Swing will provide support for |
| 45 | * long term persistence. |
| 46 | * |
| 47 | * @author Jeff Dinkins |
| 48 | */ |
| 49 | public class MotifTreeCellRenderer extends DefaultTreeCellRenderer |
| 50 | { |
| 51 | static final int LEAF_SIZE = 13; |
| 52 | static final Icon LEAF_ICON = new IconUIResource(new TreeLeafIcon()); |
| 53 | |
| 54 | public MotifTreeCellRenderer() { |
| 55 | super(); |
| 56 | } |
| 57 | |
| 58 | public static Icon loadLeafIcon() { |
| 59 | return LEAF_ICON; |
| 60 | } |
| 61 | |
| 62 | /** |
| 63 | * Icon for a node with no children. |
| 64 | * <p> |
| 65 | * <strong>Warning:</strong> |
| 66 | * Serialized objects of this class will not be compatible with |
| 67 | * future Swing releases. The current serialization support is appropriate |
| 68 | * for short term storage or RMI between applications running the same |
| 69 | * version of Swing. A future release of Swing will provide support for |
| 70 | * long term persistence. |
| 71 | */ |
| 72 | public static class TreeLeafIcon implements Icon, Serializable { |
| 73 | |
| 74 | Color bg; |
| 75 | Color shadow; |
| 76 | Color highlight; |
| 77 | |
| 78 | public TreeLeafIcon() { |
| 79 | bg = UIManager.getColor("Tree.iconBackground"); |
| 80 | shadow = UIManager.getColor("Tree.iconShadow"); |
| 81 | highlight = UIManager.getColor("Tree.iconHighlight"); |
| 82 | } |
| 83 | |
| 84 | public void paintIcon(Component c, Graphics g, int x, int y) { |
| 85 | g.setColor(bg); |
| 86 | |
| 87 | y -= 3; |
| 88 | g.fillRect(x + 4, y + 7, 5, 5); |
| 89 | |
| 90 | g.drawLine(x + 6, y + 6, x + 6, y + 6); |
| 91 | g.drawLine(x + 3, y + 9, x + 3, y + 9); |
| 92 | g.drawLine(x + 6, y + 12, x + 6, y + 12); |
| 93 | g.drawLine(x + 9, y + 9, x + 9, y + 9); |
| 94 | |
| 95 | g.setColor(highlight); |
| 96 | g.drawLine(x + 2, y + 9, x + 5, y + 6); |
| 97 | g.drawLine(x + 3, y + 10, x + 5, y + 12); |
| 98 | |
| 99 | g.setColor(shadow); |
| 100 | g.drawLine(x + 6, y + 13, x + 10, y + 9); |
| 101 | g.drawLine(x + 9, y + 8, x + 7, y + 6); |
| 102 | } |
| 103 | |
| 104 | public int getIconWidth() { |
| 105 | return LEAF_SIZE; |
| 106 | } |
| 107 | |
| 108 | public int getIconHeight() { |
| 109 | return LEAF_SIZE; |
| 110 | } |
| 111 | |
| 112 | } |
| 113 | } |