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comparison agent/src/share/classes/sun/jvm/hotspot/ui/table/SortHeaderCellRenderer.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children c18cbe5936b8
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-1:000000000000 0:a61af66fc99e
1 /*
2 * Copyright 2002 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.
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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 package sun.jvm.hotspot.ui.table;
26
27 import java.awt.Component;
28
29 import javax.swing.*;
30 import javax.swing.table.*;
31
32 /**
33 * A cell renderer for the JTableHeader which understands the sorted
34 * column state and renders arrow buttons to indicated the sorted column
35 * and order
36 */
37 public class SortHeaderCellRenderer extends DefaultTableCellRenderer {
38
39 private Icon descendingIcon;
40 private Icon ascendingIcon;
41
42 private SortableTableModel model;
43
44 public SortHeaderCellRenderer(JTableHeader header, SortableTableModel model) {
45 this.model = model;
46
47 descendingIcon = getIcon("navigation/Down16.gif");
48 ascendingIcon = getIcon("navigation/Up16.gif");
49
50 setForeground(header.getForeground());
51 setBackground(header.getBackground());
52 setFont(header.getFont());
53
54 setBorder(UIManager.getBorder("TableHeader.cellBorder"));
55 setHorizontalAlignment(JLabel.CENTER);
56
57 }
58
59 /**
60 * Retrieves an Image Icon from the JLF graphics repository.
61 */
62 public ImageIcon getIcon(String name) {
63 String imagePath = "/toolbarButtonGraphics/" + name;
64 java.net.URL url = this.getClass().getResource(imagePath);
65 if (url != null) {
66 return new ImageIcon(url);
67 }
68 return null;
69 }
70
71 public Component getTableCellRendererComponent(JTable table, Object value,
72 boolean isSelected, boolean hasFocus,
73 int row, int column) {
74 setText((value == null) ? "" : value.toString());
75
76 Icon icon = null;
77 if (column == model.getColumn()) {
78 if (model.isAscending()) {
79 icon = ascendingIcon;
80 } else {
81 icon = descendingIcon;
82 }
83 }
84 setIcon(icon);
85
86 return this;
87 }
88 }