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1   /*
2   This file is part of the xframe software package
3   hosted at http://xframe.sourceforge.net
4   
5   Copyright (c) 2003 Kurt Riede.
6   
7   This library is free software; you can redistribute it and/or
8   modify it under the terms of the GNU Lesser General Public
9   License as published by the Free Software Foundation; either
10  version 2.1 of the License, or (at your option) any later version.
11  
12  This library is distributed in the hope that it will be useful,
13  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  Lesser General Public License for more details.
16  
17  You should have received a copy of the GNU Lesser General Public
18  License along with this library; if not, write to the Free Software
19  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20  */
21  package net.sf.xframe.swing.table;
22  
23  import java.awt.Component;
24  
25  import javax.swing.JTable;
26  import javax.swing.UIManager;
27  import javax.swing.table.DefaultTableCellRenderer;
28  import javax.swing.table.JTableHeader;
29  
30  
31  /***
32   * Default renderer for table headers with column groups.
33   *
34   * @see net.sf.xframe.swing.JXTable
35   *
36   * @author <a href=mailto:kriede@users.sourceforge.net>Kurt Riede</a>
37   */
38  public class DefaultColumnGroupHeaderRenderer extends DefaultTableCellRenderer implements ColumnGroupHeaderRenderer {
39  
40      /***
41       * Constructor.
42       */
43      public DefaultColumnGroupHeaderRenderer() {
44      }
45  
46      /***
47       * @see javax.swing.table.TableCellRenderer#getTableCellRendererComponent(
48       *      javax.swing.JTable, java.lang.Object, boolean, boolean, int, int)
49       */
50      public final Component getTableCellRendererComponent(final JTable table, final Object value, final boolean isSelected,
51          final boolean hasFocus,  final int row, final int column) {
52          final JTableHeader tableHeader = table.getTableHeader();
53          if (tableHeader != null) {
54              setForeground(tableHeader.getForeground());
55              setBackground(tableHeader.getBackground());
56              setFont(tableHeader.getFont());
57          }
58          setHorizontalAlignment(0);
59          setText(value != null ? value.toString() : "");
60          setBorder(UIManager.getBorder("TableHeader.cellBorder"));
61          return this;
62      }
63  }