1   /*
2    *  Copyright (c) 1998-2001, The University of Sheffield.
3    *
4    *  This file is part of GATE (see http://gate.ac.uk/), and is free
5    *  software, licenced under the GNU Library General Public License,
6    *  Version 2, June 1991 (in the distribution as file licence.html,
7    *  and also available at http://gate.ac.uk/gate/licence.html).
8    *
9    *  Valentin Tablan 23/01/2001
10   *
11   *  $Id: BooleanRenderer.java,v 1.4 2001/10/05 13:31:38 valyt Exp $
12   *
13   */
14  package gate.gui;
15  
16  import javax.swing.table.*;
17  import javax.swing.*;
18  import java.awt.*;
19  
20  /**
21   * A {@link javax.swing.table.TableCellRenderer} used for Booleans
22   */
23  public class BooleanRenderer extends DefaultTableCellRenderer {
24    public Component getTableCellRendererComponent(JTable table,
25                                                   Object value,
26                                                   boolean isSelected,
27                                                   boolean hasFocus,
28                                                   int row,
29                                                   int column){
30      Component comp = super.getTableCellRendererComponent(table,
31                                                           "",
32                                                           isSelected, hasFocus,
33                                                           row, column);
34      if(value instanceof Boolean &&
35         value != null &&
36         ((Boolean)value).booleanValue()){
37        setIcon(MainFrame.getIcon("tick.gif"));
38  //      setIcon(MainFrame.getIcon((isSelected) ? "tick_white.gif" : "tick.gif"));
39      } else {
40        setIcon(null);
41      }
42  
43      return this;
44    }//public Component getTableCellRendererComponent
45  }//class BooleanRenderer extends DefaultTableCellRenderer