1 /*
2 * File: ExpandNodeAction.java
3 * Copyright (c) 2004-2007 Peter Kliem (Peter.Kliem@jaret.de)
4 * A commercial license is available, see http://www.jaret.de.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20 package de.jaret.util.ui.timebars.swt.util.actions;
21
22 import org.eclipse.jface.action.Action;
23
24 import de.jaret.util.ui.timebars.TimeBarViewerDelegate;
25 import de.jaret.util.ui.timebars.model.TimeBarNode;
26 import de.jaret.util.ui.timebars.swt.TimeBarViewer;
27
28 /**
29 * Expand the row node on which the context menu has been launched.
30 *
31 * @author Peter Kliem
32 * @version $Id: ExpandNodeAction.java 160 2007-01-02 22:02:40Z olk $
33 */
34 public class ExpandNodeAction extends Action {
35 /** the timebarviewer th action has been constructed for. */
36 private final TimeBarViewer _viewer;
37 /** the delegate of the timebarviewer. */
38 private final TimeBarViewerDelegate _delegate;
39
40 /**
41 * Constructor.
42 *
43 * @param viewer timebar viewer
44 * @param delegate delegate of the viewer.
45 */
46 public ExpandNodeAction(TimeBarViewer viewer, TimeBarViewerDelegate delegate) {
47 _viewer = viewer;
48 _delegate = delegate;
49 }
50
51 /**
52 * {@inheritDoc}
53 */
54 public void run() {
55 if (_delegate.getHierarchicalViewState() != null) {
56 TimeBarNode node = (TimeBarNode) _delegate.getCtxRow();
57 if (node != null) {
58 _delegate.getHierarchicalViewState().setExpandedRecursive(node, true);
59 }
60 }
61 }
62
63 /**
64 * {@inheritDoc}
65 */
66 public String getText() {
67 return "Expand";
68 }
69 }