JavaTreeCellRenderer


1   /*
2    * The contents of this file are subject to the terms of the Common Development
3    * and Distribution License (the License). You may not use this file except in
4    * compliance with the License.
5    *
6    * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7    * or http://www.netbeans.org/cddl.txt.
8    *
9    * When distributing Covered Code, include this CDDL Header Notice in each file
10   * and include the License file at http://www.netbeans.org/cddl.txt.
11   * If applicable, add the following below the CDDL Header, with the fields
12   * enclosed by brackets [] replaced by your own identifying information:
13   * "Portions Copyrighted [year] [name of copyright owner]"
14   *
15   * The Original Software is NetBeans. The Initial Developer of the Original
16   * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17   * Microsystems, Inc. All Rights Reserved.
18   */
19  
20  package org.netbeans.modules.java.navigation;
21  
22  import java.awt.Component  ;
23  import javax.swing.JLabel  ;
24  import javax.swing.JTree  ;
25  import javax.swing.tree.DefaultTreeCellRenderer  ;
26  
27  /**
28   *
29   * @author Sandip Chitale (Sandip.Chitale@Sun.Com)
30   */
31  public final class JavaTreeCellRenderer extends DefaultTreeCellRenderer   {
32      public Component   getTreeCellRendererComponent(JTree   tree, Object   value,
33          boolean sel, boolean expanded, boolean leaf, int row, boolean hasFocus) {
34          JLabel   label = (JLabel  ) super.getTreeCellRendererComponent(tree, value,
35                  sel, expanded, leaf, row, hasFocus);
36  
37          if (!sel) {
38              setBackgroundNonSelectionColor(tree.getBackground());
39          }
40  
41          if (value instanceof JavaElement) {
42              label.setIcon(((JavaElement) value).getIcon());
43              label.setToolTipText(((JavaElement) value).getTooltip());
44          }
45  
46          return label;
47      }
48  }
49
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