/*******************************************************************************
* Copyright (c) 2011 Red Hat, Inc.
* 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
*******************************************************************************/
package org.eclipse.m2e.wtp.overlay.internal.ui;
import org.eclipse.core.runtime.preferences.InstanceScope;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.m2e.wtp.overlay.OverlayConstants;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.eclipse.ui.preferences.ScopedPreferenceStore;
import org.osgi.framework.BundleContext;
/**
* The activator class controls the plug-in life cycle
*/
public class OverlayUIPluginActivator extends AbstractUIPlugin {
// The plug-in ID
public static final String PLUGIN_ID = "org.eclipse.m2e.wtp.overlay.ui"; //$NON-NLS-1$
// The shared instance
private static OverlayUIPluginActivator plugin;
private IPreferenceStore preferenceStore;
/**
* The constructor
*/
public OverlayUIPluginActivator() {
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
*/
public void start(BundleContext context) throws Exception {
super.start(context);
plugin = this;
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
*/
public void stop(BundleContext context) throws Exception {
plugin = null;
super.stop(context);
}
/**
* Returns the shared instance
*
* @return the shared instance
*/
public static OverlayUIPluginActivator getDefault() {
return plugin;
}
@Override
public IPreferenceStore getPreferenceStore() {
// Create the preference store lazily.
if(preferenceStore == null) {
// InstanceScope.INSTANCE added in 3.7
preferenceStore = new ScopedPreferenceStore(new InstanceScope(), OverlayConstants.PLUGIN_ID);
}
return preferenceStore;
}
}