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1   /*
2    *  XNap - A P2P framework and client.
3    *
4    *  See the file AUTHORS for copyright information.
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.
9    *
10   *  This program 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
13   *  GNU General Public License for more details.
14   *
15   *  You should have received a copy of the GNU General Public License
16   *  along with this program; if not, write to the Free Software
17   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18   */
19  
20  package org.xnap.gui;
21  
22  import javax.swing.SwingUtilities;
23  
24  import org.xnap.XNap;
25  import org.xnap.util.Preferences;
26  import org.xnap.util.UncaughtExceptionListener;
27  
28  public class ErrorHandler implements UncaughtExceptionListener
29  {
30  
31      //--- Constant(s) ---
32  
33      //--- Data field(s) ---
34  
35      private static Preferences prefs = Preferences.getInstance();
36  
37  	private ErrorDialog dialog;
38  
39      //--- Constructor(s) ---
40  
41      public ErrorHandler() 
42      {
43  	}
44  
45  	//--- Method(s) ---
46  
47  	/***
48  	 * @see xnap.util.UncaughtExceptionListener#uncaughtException(java.lang.Thread, java.lang.Throwable)
49  	 */
50  	public void uncaughtException(final Thread t, final Throwable e) 
51  	{
52  		if (Dialogs.getShowDialog("Error")) {
53  			Runnable runner = new Runnable() 
54  				{
55  					public void run()
56  					{
57  						if (dialog == null || dialog.isBusy()) {
58  							dialog = new ErrorDialog(XNap.tr("An unknown problem has occured!"));
59  							dialog.show((XNapFrame.getInstance() != null) 
60  										? XNapFrame.getInstance()
61  										: null);
62  						}
63  						dialog.add(t, e);
64  					}
65  				};
66  			SwingUtilities.invokeLater(runner);
67  		}
68  	}
69  
70  }