/*
* JMule - Java file sharing client
* Copyright (C) 2007-2008 JMule team ( jmule@jmule.org / http://jmule.org )
*
* Any parts of this program derived from other projects, or contributed
* by third-party developers are copyrighted by their respective authors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
package org.jmule.ui.swt;
import org.eclipse.swt.widgets.Display;
import org.jmule.core.JMThread;
/**
*
* @author binary256
* @version $$Revision: 1.3 $$
* Last changed by $$Author: binary255 $$ on $$Date: 2009/05/10 07:52:20 $$
*/
public class SWTThread {
private static SWTThread instance = null;
public static SWTThread getInstance() {
if (instance==null)
instance = new SWTThread();
return instance;
}
private static Display display;
private JMSWTThread swt_thread;
private boolean display_created = false;
private SWTThread() {
swt_thread = new JMSWTThread();
}
public void initialize() {
if (!swt_thread.isAlive()) {
swt_thread.start();
while(!display_created)
try {
Thread.sleep(100) ;
} catch (InterruptedException e) {
break;
}
}
}
public void start() {
synchronized(swt_thread) {
swt_thread.notify();
}
}
public static Display getDisplay() {
return display;
}
public void stop() {
swt_thread.JMStop();
}
private class JMSWTThread extends JMThread {
private boolean stop = false;
public JMSWTThread() {
super("SWT Thread");
}
public void run() {
display_created = false;
display = Display.getCurrent();
if ( display == null )
display = new Display();
display_created = true;
synchronized(this) {
try {
this.wait();
} catch (InterruptedException e) {
}
}
while(!stop) {
if (display.isDisposed()) return ;
try {
while (!display.isDisposed ()) {
if (!display.readAndDispatch ())
display.sleep ();
}
}catch(Throwable t) {
t.printStackTrace();
}
}
}
public void JMStop() {
stop = true;
}
}
}