/*******************************************************************************
* Copyright (c) 2009, 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.e4.ui.services.internal.events;
import org.eclipse.e4.ui.di.UISynchronize;
import org.osgi.service.event.Event;
import org.osgi.service.event.EventHandler;
/**
* The helper will properly place UI-aware consumers on the main thread.
*/
public class UIEventHandler implements EventHandler {
final private EventHandler eventHandler;
final private UISynchronize uiSync;
public UIEventHandler(EventHandler eventHandler, UISynchronize uiSync) {
this.eventHandler = eventHandler;
this.uiSync = uiSync;
}
@Override
public void handleEvent(final Event event) {
if (uiSync == null)
eventHandler.handleEvent(event);
else {
uiSync.syncExec(new Runnable() {
@Override
public void run() {
eventHandler.handleEvent(event);
}
});
}
}
}