/*******************************************************************************
* Copyright (c) 2006, 2014 Mountainminds GmbH & Co. KG and Contributors
* 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:
* Marc R. Hoffmann - initial API and implementation
*
******************************************************************************/
package com.mountainminds.eclemma.internal.ui.handlers;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.HandlerEvent;
import com.mountainminds.eclemma.core.ICoverageSession;
import com.mountainminds.eclemma.core.ISessionListener;
import com.mountainminds.eclemma.core.ISessionManager;
/**
* Abstract base for handlers that need a {@link ISessionManager} instance.
*/
public abstract class AbstractSessionManagerHandler extends AbstractHandler
implements ISessionListener {
protected final ISessionManager sessionManager;
protected AbstractSessionManagerHandler(ISessionManager sessionManager) {
this.sessionManager = sessionManager;
sessionManager.addSessionListener(this);
}
@Override
public void dispose() {
sessionManager.removeSessionListener(this);
}
public void sessionAdded(ICoverageSession addedSession) {
fireEnabledChanged();
}
public void sessionRemoved(ICoverageSession removedSession) {
fireEnabledChanged();
}
public void sessionActivated(ICoverageSession session) {
fireEnabledChanged();
}
private void fireEnabledChanged() {
fireHandlerChanged(new HandlerEvent(this, true, false));
}
}