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Java > Open Source Codes > com > genimen > djeneric > tools > administrator > nodes > RootNode


1 /*
2  * Copyright (c) 2001-2005 by Genimen BV (www.genimen.com) All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without modification, is permitted
5  * provided that the following conditions are met:
6  * - Redistributions of source code must retain the above copyright notice, this list of conditions
7  * and the following disclaimer.
8  * - Redistributions in binary form must reproduce the above copyright notice, this list of
9  * conditions and the following disclaimer in the documentation and/or other materials
10  * provided with the distribution.
11  * - All advertising materials mentioning features or use of this software must display the
12  * following acknowledgment: "This product includes Djeneric."
13  * - Products derived from this software may not be called "Djeneric" nor may
14  * "Djeneric" appear in their names without prior written permission of Genimen BV.
15  * - Redistributions of any form whatsoever must retain the following acknowledgment: "This
16  * product includes Djeneric."
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS "AS IS"
19  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL GENIMEN BV, DJENERIC.ORG,
22  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
26  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 package com.genimen.djeneric.tools.administrator.nodes;
31
32 import javax.swing.ImageIcon JavaDoc;
33 import javax.swing.tree.TreePath JavaDoc;
34
35 import com.genimen.djeneric.language.Messages;
36 import com.genimen.djeneric.tools.administrator.Administrator;
37 import com.genimen.djeneric.util.DjLogger;
38
39 public class RootNode extends AdministratorTreeNode
40 {
41   private static final long serialVersionUID = 1L;
42
43   public RootNode()
44   {
45   }
46
47   public String JavaDoc toString()
48   {
49     return Messages.getString("RootNode.Root");
50   }
51
52   public ImageIcon JavaDoc getImageIcon()
53   {
54     return Administrator.getImageIcon("root.gif");
55   }
56
57   public void reload() throws Exception JavaDoc
58   {
59     _alreadyLoaded = false;
60     expandNode();
61   }
62
63   public void delete() throws Exception JavaDoc
64   {
65   }
66
67   public void expandNode() throws Exception JavaDoc
68   {
69     if (_alreadyLoaded) return;
70
71     boolean isCollapsed = _tree.isCollapsed(new TreePath JavaDoc(this.getPath()));
72     removeAllChildren();
73
74     try
75     {
76       insertAsFolder(new UserFolder());
77       insertAsFolder(new ContextFolder());
78       insertAsFolder(new ModelViewFolder());
79       _alreadyLoaded = true;
80     }
81     catch (Exception JavaDoc x)
82     {
83       DjLogger.log(x);
84     }
85     finally
86     {
87       getModel().nodeStructureChanged(this);
88     }
89
90     if (!isCollapsed) _tree.expandPath(new TreePath JavaDoc(this.getPath()));
91   }
92
93   public boolean canEdit()
94   {
95     return false;
96   }
97
98   public boolean canCreate()
99   {
100     return false;
101   }
102
103   public boolean canDelete()
104   {
105     return false;
106   }
107
108   public String JavaDoc getNodeType()
109   {
110     return "Root";
111   }
112 }
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