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Java > Open Source Codes > org > columba > mail > gui > table > action > ViewHeaderListAction


1 // The contents of this file are subject to the Mozilla Public License Version
2 // 1.1
3 //(the "License"); you may not use this file except in compliance with the
4 //License. You may obtain a copy of the License at http://www.mozilla.org/MPL/
5 //
6 //Software distributed under the License is distributed on an "AS IS" basis,
7 //WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
8 //for the specific language governing rights and
9 //limitations under the License.
10 //
11 //The Original Code is "The Columba Project"
12 //
13 //The Initial Developers of the Original Code are Frederik Dietz and Timo
14 // Stich.
15 //Portions created by Frederik Dietz and Timo Stich are Copyright (C) 2003.
16 //
17 //All Rights Reserved.
18 package org.columba.mail.gui.table.action;
19
20 import java.awt.event.ActionEvent JavaDoc;
21
22 import org.columba.api.gui.frame.IFrameMediator;
23 import org.columba.core.command.CommandProcessor;
24 import org.columba.core.gui.action.AbstractColumbaAction;
25 import org.columba.mail.command.IMailFolderCommandReference;
26 import org.columba.mail.folder.IMailbox;
27 import org.columba.mail.gui.frame.MailFrameMediator;
28 import org.columba.mail.gui.table.command.ViewHeaderListCommand;
29
30 /**
31  * View HeaderList in message list viewer.
32  *
33  * @author fdietz
34  */
35 public class ViewHeaderListAction extends AbstractColumbaAction {
36     /**
37      * @param controller
38      */
39     public ViewHeaderListAction(IFrameMediator controller) {
40         super(controller, "ViewHeaderListAction");
41     }
42
43     /**
44      * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
45      */
46     public void actionPerformed(ActionEvent JavaDoc evt) {
47         IMailFolderCommandReference references = ((MailFrameMediator) getFrameMediator())
48                 .getTreeSelection();
49
50         if (references != null
51                 && (references.getSourceFolder() instanceof IMailbox)) {
52             // view message list
53 CommandProcessor.getInstance().addOp(
54                     new ViewHeaderListCommand(getFrameMediator(), references));
55         } else {
56             // clear message list viewer
57 new ClearHeaderlistAction(getFrameMediator()).actionPerformed(evt);
58
59         }
60     }
61
62 }
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