1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
/* GraphProperties.java
* =========================================================================
* This file is part of the GrInvIn project - http://www.grinvin.org
*
* Copyright (C) 2005-2008 Universiteit Gent
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* A copy of the GNU General Public License can be found in the file
* LICENSE.txt provided with the source distribution of this program (see
* the META-INF directory in the source jar). This license can also be
* found on the GNU website at http://www.gnu.org/licenses/gpl.html.
*
* If you did not receive a copy of the GNU General Public License along
* with this program, contact the lead developer, or write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
package org.grinvin.list.actions;
import java.awt.event.ActionEvent;
import javax.swing.AbstractAction;
import javax.swing.ListSelectionModel;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import org.grinvin.list.graphs.GraphList;
import org.grinvin.list.graphs.GraphListElement;
import org.grinvin.gui.windows.GraphPropertiesWindow;
/**
*
* @author adpeeter
*/
public class GraphProperties extends AbstractAction implements ListSelectionListener {
//
private final GraphList list;
//
private final ListSelectionModel selectionModel;
/**
* Construct an action command of this type.
*/
public GraphProperties(GraphList list, ListSelectionModel selectionModel) {
this.list = list;
this.selectionModel = selectionModel;
selectionModel.addListSelectionListener(this);
int index = selectionModel.getMinSelectionIndex();
setEnabled(index >= 0 && index == selectionModel.getMaxSelectionIndex());
}
//
public void actionPerformed(ActionEvent e) {
int index = selectionModel.getMinSelectionIndex();
if (index < 0) {
return;
} // none selected
if (index != selectionModel.getMaxSelectionIndex()) {
return;
} // more than one selection
GraphListElement gle = list.get(index);
new GraphPropertiesWindow(gle).setVisible(true);
}
public void valueChanged(ListSelectionEvent e) {
int index = selectionModel.getMinSelectionIndex();
setEnabled(index >= 0 && index == selectionModel.getMaxSelectionIndex());
}
}
|
