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1   package net.sf.bse.gui;
2   
3   /*
4    * Copyright (c) 2002-2003 BSE project contributors 
5    * (http://bse.sourceforge.net/)
6    * 
7    * Permission is hereby granted, free of charge, to any person obtaining a copy
8    * of this software and associated documentation files (the "Software"), to deal
9    * in the Software without restriction, including without limitation the rights
10   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11   * copies of the Software, and to permit persons to whom the Software is
12   * furnished to do so, subject to the following conditions:
13   * 
14   * The above copyright notice and this permission notice shall be included in
15   * all copies or substantial portions of the Software.
16   * 
17   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
20   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23   * THE SOFTWARE.
24   */
25  
26  import java.awt.Component;
27  import java.io.File;
28  
29  import javax.swing.ImageIcon;
30  import javax.swing.JTree;
31  import javax.swing.tree.DefaultTreeCellRenderer;
32  
33  /***
34   * @author Aleksi Peebles (aleksi.peebles@infocast.fi)
35   * @version $Revision: 1.1 $ $Date: 2003/01/17 14:40:29 $
36   */
37  public class XletTreeCellRenderer extends DefaultTreeCellRenderer
38  {
39      private ImageIcon signedIcon = 
40          new ImageIcon(getClass().getResource("signed.png"));
41      
42      public Component getTreeCellRendererComponent(
43          JTree source, Object value, boolean selected, boolean expanded, 
44          boolean leaf, int row, boolean hasFocus)
45      {
46          super.getTreeCellRendererComponent(
47              source, value, selected, expanded, leaf, row, hasFocus);
48  
49          if (value.equals(source.getModel().getRoot()))
50          {
51              setText(File.separator);
52          }
53          else if (value instanceof File)
54          {
55              File file = (File)value;
56              setText(file.getName());
57              if (((XletTreeModel)source.getModel()).getAlgorithm(file) != null)
58              {
59                  setIcon(signedIcon);
60              }
61          }
62          
63          return this;
64      }    
65  }