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1 /***
2 * Copyright (c) 2003 held jointly by the individual authors.
3 *
4 * This library is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU Lesser General Public License as published
6 * by the Free Software Foundation; either version 2.1 of the License, or
7 * (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; with out even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public License
15 * along with this library; if not, write to the Free Software Foundation,
16 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
17 *
18 * > http://www.gnu.org/copyleft/lesser.html
19 * > http://www.opensource.org/licenses/lgpl-license.php
20 */
21 package net.mlw.gfw.ext.card;
22
23 import java.util.HashSet;
24 import java.util.Set;
25
26 import net.mlw.gfw.client.ClientContext;
27 import net.mlw.gfw.event.EventHandler;
28
29 /***
30 * @author Matthew L. Wilson
31 * @version $Revision: 1.3 $ $Date: 2004/06/29 20:32:54 $
32 */
33 public class MultiCardSelectionBehavior implements CardSelectionBehavior
34 {
35 private int size;
36 private Set selected;
37
38 public MultiCardSelectionBehavior(int size)
39 {
40 selected = new HashSet(this.size = size);
41 }
42
43 public void setSelected(Card card, boolean selected)
44 {
45 if (selected)
46 {
47 if (this.selected.size() < size)
48 {
49 this.selected.add(card);
50 }
51 }
52 else
53 {
54 this.selected.remove(card);
55 }
56 }
57
58 public boolean isSelected(Card card)
59 {
60 return selected.contains(card);
61 }
62
63 /***
64 * @see net.mlw.gfw.ext.card.CardSelectionBehavior#postProcess(net.mlw.gfw.event.EventHandler)
65 */
66 public void postProcess(ClientContext context, EventHandler eventHandler)
67 {
68 }
69
70 /***
71 * @see net.mlw.gfw.ext.card.CardSelectionBehavior#getNumberOfCardsSelected()
72 */
73 public int getNumberOfCardsSelected()
74 {
75 return selected.size();
76 }
77
78 }
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