libjava/java/awt/EventDispatchThread.java

   1 /* Copyright (C) 2000, 2002  Free Software Foundation
   2
   3 This file is part of GNU Classpath.
   4
   5 GNU Classpath is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2, or (at your option)
   8 any later version.
   9
  10 GNU Classpath is distributed in the hope that it will be useful, but
  11 WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with GNU Classpath; see the file COPYING.  If not, write to the
  17 Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18 02111-1307 USA.
  19
  20 Linking this library statically or dynamically with other modules is
  21 making a combined work based on this library.  Thus, the terms and
  22 conditions of the GNU General Public License cover the whole
  23 combination.
  24
  25 As a special exception, the copyright holders of this library give you
  26 permission to link this library with independent modules to produce an
  27 executable, regardless of the license terms of these independent
  28 modules, and to copy and distribute the resulting executable under
  29 terms of your choice, provided that you also meet, for each linked
  30 independent module, the terms and conditions of the license of that
  31 module.  An independent module is a module which is not derived from
  32 or based on this library.  If you modify this library, you may extend
  33 this exception to your version of the library, but you are not
  34 obligated to do so.  If you do not wish to do so, delete this
  35 exception statement from your version. */
  36
  37 /** @author Bryce McKinlay */
  38
  39 /* Status: believed complete, but untested. */
  40
  41 package java.awt;
  42
  43 class EventDispatchThread extends Thread
  44 {
  45   private static int dispatchThreadNum = 1;
  46
  47   private EventQueue queue;
  48
  49   EventDispatchThread(EventQueue queue)
  50   {
  51     super();
  52     setName("AWT-EventQueue-" + dispatchThreadNum++);
  53     this.queue = queue;
  54     setPriority(NORM_PRIORITY + 1);
  55     start();
  56   }
  57
  58   public void run()
  59   {
  60     while (true)
  61       {
  62         try
  63         {
  64           AWTEvent evt = queue.getNextEvent();
  65           queue.dispatchEvent(evt);
  66         }
  67         catch (Throwable x)
  68         {
  69           System.err.println("Exception during event dispatch:");
  70           x.printStackTrace(System.err);
  71         }
  72       }
  73   }
  74 }