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1   /*
2    *  XNap Commons
3    *
4    *  Copyright (C) 2005  Steffen Pingel
5    *
6    *  This library is free software; you can redistribute it and/or
7    *  modify it under the terms of the GNU Lesser General Public
8    *  License as published by the Free Software Foundation; either
9    *  version 2.1 of the License, or (at your option) any later version.
10   *
11   *  This library is distributed in the hope that it will be useful,
12   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14   *  Lesser General Public License for more details.
15   *
16   *  You should have received a copy of the GNU Lesser General Public
17   *  License along with this library; if not, write to the Free Software
18   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19   */
20  package org.xnap.commons.gui.table;
21  
22  import javax.swing.table.DefaultTableCellRenderer;
23  import org.xnap.commons.i18n.I18n;
24  import org.xnap.commons.i18n.I18nFactory;
25  import org.xnap.commons.util.StringHelper;
26  
27  /***
28   * Renders filesize for a table cell.
29   *
30   * @see org.xnap.commons.util.StringHelper#formatSize(long)
31   */
32  public class FilesizeCellRenderer extends DefaultTableCellRenderer
33  {
34  	private static final I18n i18n = I18nFactory.getI18n(FilesizeCellRenderer.class);
35  
36      public FilesizeCellRenderer() 
37      {
38  		setHorizontalAlignment(javax.swing.SwingConstants.RIGHT);
39      }
40  
41      public void setValue(Object value) 
42      {
43  		if (value instanceof Number) {
44  			long number = ((Number)value).longValue();
45  			setToolTipText(String.format(i18n.tr("%,d bytes"), number)); 
46  			super.setValue(StringHelper.formatSize(number));
47  		}
48  		else {
49  			setToolTipText(null);
50  			super.setValue(null);
51  		}
52      } 
53  
54  }