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Java > Open Source Codes > com > sun > tools > example > debug > gui > SingleLeafTreeSelectionModel


1 /*
2  * @(#)SingleLeafTreeSelectionModel.java 1.9 05/11/17
3  *
4  * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
5  * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
6  */
7 /*
8  * Copyright (c) 1997-1999 by Sun Microsystems, Inc. All Rights Reserved.
9  *
10  * Sun grants you ("Licensee") a non-exclusive, royalty free, license to use,
11  * modify and redistribute this software in source and binary code form,
12  * provided that i) this copyright notice and license appear on all copies of
13  * the software; and ii) Licensee does not utilize the software in a manner
14  * which is disparaging to Sun.
15  *
16  * This software is provided "AS IS," without a warranty of any kind. ALL
17  * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
18  * IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
19  * NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
20  * LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
21  * OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS
22  * LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT,
23  * INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER
24  * CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
25  * OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGES.
27  *
28  * This software is not designed or intended for use in on-line control of
29  * aircraft, air traffic, aircraft navigation or aircraft communications; or in
30  * the design, construction, operation or maintenance of any nuclear
31  * facility. Licensee represents and warrants that it will not use or
32  * redistribute the Software for such purposes.
33  */
34
35 package com.sun.tools.example.debug.gui;
36
37 import javax.swing.*;
38 import javax.swing.tree.*;
39
40 public class SingleLeafTreeSelectionModel extends DefaultTreeSelectionModel {
41
42     SingleLeafTreeSelectionModel() {
43     super();
44     selectionMode = SINGLE_TREE_SELECTION;
45     }
46
47     public void setSelectionPath(TreePath path) {
48     if(((TreeNode)(path.getLastPathComponent())).isLeaf()) {
49         super.setSelectionPath(path);
50     }
51     }
52
53     public void setSelectionPaths(TreePath[] paths) {
54     // Only look at first path, as all others will be
55 // ignored anyway in single tree selection mode.
56 if(((TreeNode)(paths[0].getLastPathComponent())).isLeaf()) {
57         super.setSelectionPaths(paths);
58     }
59     }
60
61     public void addSelectionPath(TreePath path) {
62     if(((TreeNode)(path.getLastPathComponent())).isLeaf()) {
63         super.setSelectionPath(path);
64     }
65     }
66
67     public void addSelectionPaths(TreePath[] paths) {
68     // Only look at first path, as all others will be
69 // ignored anyway in single tree selection mode.
70 if(((TreeNode)(paths[0].getLastPathComponent())).isLeaf()) {
71         super.addSelectionPaths(paths);
72     }
73     }
74 }
75
76
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