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/*******************************************************************************
* Copyright (c) 2006, 2011 Obeo.
* 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:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.emf.compare.diagram;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.core.runtime.Platform;
import org.eclipse.emf.compare.diagram.provider.internal.ViewLabelProviderExtensionRegistry;
import org.eclipse.emf.compare.diagram.provider.internal.ViewLabelProviderRegistryListener;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;
/**
* The activator class controls the plug-in life cycle.
*
* @author <a href="mailto:mikael.barbero@obeo.fr">Mikael Barbero</a>
*/
public class GMFCompare extends AbstractUIPlugin {
/** The plug-in ID. */
public static final String PLUGIN_ID = "org.eclipse.emf.compare.diagram"; //$NON-NLS-1$
/** This plug-in's shared instance. */
private static GMFCompare plugin;
/** The registry listener that will be used to listen to extension changes. */
private ViewLabelProviderRegistryListener registryListener = new ViewLabelProviderRegistryListener();
/**
* {@inheritDoc}
*
* @see org.eclipse.core.runtime.Plugin#start(org.osgi.framework.BundleContext)
*/
@Override
public void start(BundleContext context) throws Exception {
plugin = this;
super.start(context);
final IExtensionRegistry registry = Platform.getExtensionRegistry();
registry.addListener(registryListener, ViewLabelProviderRegistryListener.EXTENSION_ID);
registryListener.parseInitialContributions();
}
/**
* {@inheritDoc}
*
* @see org.eclipse.core.runtime.Plugin#stop(org.osgi.framework.BundleContext)
*/
@Override
public void stop(BundleContext context) throws Exception {
final IExtensionRegistry registry = Platform.getExtensionRegistry();
registry.removeListener(registryListener);
ViewLabelProviderExtensionRegistry.INSTANCE.clearRegistry();
super.stop(context);
plugin = null;
}
/**
* Returns the shared instance.
*
* @return the shared instance
*/
public static GMFCompare getDefault() {
return plugin;
}
}
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