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Java > Open Source Codes > org > lucane > applications > forum > gui > MessageSelectionListener


1 /*
2  * Lucane - a collaborative platform
3  * Copyright (C) 2004 Vincent Fiack <vfiack@mail15.com>
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18  */
19 package org.lucane.applications.forum.gui;
20
21 import javax.swing.event.TreeSelectionEvent JavaDoc;
22 import javax.swing.event.TreeSelectionListener JavaDoc;
23 import javax.swing.tree.DefaultMutableTreeNode JavaDoc;
24 import javax.swing.tree.TreePath JavaDoc;
25
26 import org.lucane.applications.forum.ForumPlugin;
27 import org.lucane.applications.forum.model.ForumInfo;
28 import org.lucane.applications.forum.model.ForumMessage;
29 import org.lucane.client.widgets.DialogBox;
30
31 public class MessageSelectionListener implements TreeSelectionListener JavaDoc
32 {
33     private MainWindow ui;
34     private ForumPlugin plugin;
35     
36     public MessageSelectionListener(ForumPlugin plugin, MainWindow ui)
37     {
38         this.plugin = plugin;
39         this.ui = ui;
40     }
41     
42     public void valueChanged(TreeSelectionEvent JavaDoc tse)
43     {
44         TreePath JavaDoc selection = ui.getMessages().getSelectionPath();
45         ForumInfo forum = ui.getForumList().getSelectedForum();
46         ui.refreshButtons(forum);
47
48         if(selection != null)
49         {
50             DefaultMutableTreeNode JavaDoc node = (DefaultMutableTreeNode JavaDoc)selection.getLastPathComponent();
51             ForumMessage msg = (ForumMessage)node.getUserObject();
52             try {
53                 msg = plugin.getMessageContent(forum.getName(), msg);
54             } catch (Exception JavaDoc e) {
55                 DialogBox.error(plugin.tr("err.unableToGetMessageContent") + e);
56                 e.printStackTrace();
57             }
58             
59             ui.getMessageAuthor().setText(msg.getAuthor());
60             ui.getMessageDate().setText(msg.getDate().toString());
61             ui.getMessageContent().setText(msg.getContent());
62         }
63         else
64         {
65             ui.getMessageAuthor().setText("");
66             ui.getMessageDate().setText("");
67             ui.getMessageContent().setText("");
68         }
69     }
70 }
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