1 /*
2 * File: HierarchicalViewStateListener.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.model;
21
22 /**
23 * Listener for listening on changes of the view satte of TimeBarNodes.
24 *
25 * @author Peter Kliem
26 * @version $Id: HierarchicalViewStateListener.java 160 2007-01-02 22:02:40Z olk $
27 */
28 public interface HierarchicalViewStateListener {
29 /**
30 * Node has been expanded.
31 *
32 * @param node node that has been expanded.
33 */
34 void nodeExpanded(TimeBarNode node);
35
36 /**
37 * Node has been folded/collapsed.
38 *
39 * @param node node that had been folded
40 */
41 void nodeFolded(TimeBarNode node);
42 }