1 /**************************************************************
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
4  * or more contributor license agreements.  See the NOTICE file
5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
10  *
11  *   http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
18  * under the License.
19  *
20  *************************************************************/
21 
22 
23 
24 package com.sun.star.xml.security.uno;
25 
26 import javax.swing.tree.DefaultTreeCellRenderer;
27 import org.w3c.dom.Node;
28 import javax.swing.ImageIcon;
29 import java.awt.Component;
30 import javax.swing.JTree;
31 
32 /*
33  * a TreeCellRender which can show a graph on the current
34  * tree node.
35  */
36 class XMLTreeCellRanderer extends DefaultTreeCellRenderer
37 {
38 	/*
39 	 * the icon for the current Node
40 	 */
41 	private ImageIcon m_currentIcon;
42 
43 	/*
44 	 * the current Node
45 	 */
46 	private Node m_currentNode;
47 
XMLTreeCellRanderer(Node currentNode)48 	XMLTreeCellRanderer(Node currentNode)
49 	{
50 		m_currentNode = currentNode;
51 		m_currentIcon = new ImageIcon("current.gif");
52 	}
53 
getTreeCellRendererComponent( JTree tree, Object value, boolean sel, boolean expanded, boolean leaf, int row, boolean hasFocus)54 	public Component getTreeCellRendererComponent(
55 	                JTree tree,
56 	                Object value,
57 	                boolean sel,
58 	                boolean expanded,
59 	                boolean leaf,
60 	                int row,
61 	                boolean hasFocus)
62 	{
63 		super.getTreeCellRendererComponent(
64 		                tree, value, sel,
65 		                expanded, leaf, row,
66 		                hasFocus);
67 
68 		if (((AdapterNode)value).getNode() == m_currentNode)
69 		{
70 		    setIcon(m_currentIcon);
71 		    setToolTipText("This is the current element.");
72 		}
73 		else
74 		{
75 		    setToolTipText(null); /* no tool tip */
76 		}
77 
78 		return this;
79 	}
80 }
81 
82