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Java > Open Source Codes > org > netbeans > modules > subversion > ui > history > RevisionNodeChildren


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 package org.netbeans.modules.subversion.ui.history;
20
21 import org.openide.nodes.Children;
22 import org.openide.nodes.Node;
23
24 import java.util.*;
25
26 /**
27  * Represents children of a Revision Node in Search history results table.
28  *
29  * @author Maros Sandor
30  */
31 class RevisionNodeChildren extends Children.Keys<RepositoryRevision.Event> {
32
33     private RepositoryRevision container;
34     private SearchHistoryPanel master;
35
36     public RevisionNodeChildren(RepositoryRevision container, SearchHistoryPanel master) {
37         this.container = container;
38         this.master = master;
39     }
40
41     protected void addNotify() {
42         refreshKeys();
43     }
44
45     protected void removeNotify() {
46         setKeys (Collections.<RepositoryRevision.Event>emptySet());
47     }
48     
49     private void refreshKeys() {
50         setKeys(container.getEvents());
51     }
52     
53     protected Node[] createNodes(RepositoryRevision.Event fn) {
54         RevisionNode node = new RevisionNode(fn, master);
55         return new Node[] { node };
56     }
57
58     public void refreshChildren() {
59         refreshKeys();
60     }
61 }
62
63
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