/**************************************************************************
* Copyright (c) 2001, 2002, 2003 by Punch Telematix. All rights reserved. *
* *
* Redistribution and use in source and binary forms, with or without *
* modification, are permitted provided that the following conditions *
* are met: *
* 1. Redistributions of source code must retain the above copyright *
* notice, this list of conditions and the following disclaimer. *
* 2. Redistributions in binary form must reproduce the above copyright *
* notice, this list of conditions and the following disclaimer in the *
* documentation and/or other materials provided with the distribution. *
* 3. Neither the name of Punch Telematix nor the names of *
* other contributors may be used to endorse or promote products *
* derived from this software without specific prior written permission.*
* *
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED *
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF *
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. *
* IN NO EVENT SHALL PUNCH TELEMATIX OR OTHER CONTRIBUTORS BE LIABLE *
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR *
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF *
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR *
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, *
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE *
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN *
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
**************************************************************************/
package java.awt;
public class EventDispatchThread implements Runnable {
private EventQueue eventQueue;
private Thread dispatcher;
EventDispatchThread(EventQueue queue) {
this.eventQueue = queue;
dispatcher = new Thread(this, "EventDispatchThread");
dispatcher.start();
dispatcher.setPriority(Thread.NORM_PRIORITY + 3);
}
public synchronized void setEventQueue(EventQueue queue) {
this.eventQueue = queue;
}
public void doCheck() {
if (dispatcher != null) {
synchronized (this.dispatcher) {
dispatcher.notify();
}
}
}
public void run() {
dispatcher.setPriority(Thread.NORM_PRIORITY + 3);
synchronized (this.dispatcher) {
while (true) {
try {
dispatcher.wait();
if ((eventQueue != null) && (eventQueue.peekEvent() != null)) eventQueue.dispatchEvent(eventQueue.getNextEvent());
else System.err.println("java.awt.EventDispatchThread: warning: something whicked happend");
}
catch (Exception e) {
System.err.println("ERROR: catched InterruptedException in java.awt.EventDispatchThread.");
}
}
}
}
}