shapesplugin.java

mywork是rcp开发的很好的例子

/*******************************************************************************
 * Copyright (c) 2004, 2005 Elias Volanakis 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:
�*����Elias Volanakis - initial API and implementation
�*******************************************************************************/
package net.sf.freenote;

import net.sf.component.config.ConfigHelper;

import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;

/**
 * The plugin class (singleton).
 * <p>
 * This instance can be shared between all extensions in the plugin. Information
 * shared between extensions can be persisted by using the PreferenceStore.
 * </p>
 * 
 * @see org.eclipse.ui.plugin.AbstractUIPlugin#getPreferenceStore()
 * @author Elias Volanakis
 */
public class ShapesPlugin extends AbstractUIPlugin {
	public static final String PLUGIN_ID = "net.sf.pim.freenote";
	/** Single plugin instance. */
	private static ShapesPlugin singleton;

	/**
	 * Returns the shared plugin instance.
	 */
	public static ShapesPlugin getDefault() {
		return singleton;
	}

	/**
	 * The constructor.
	 */
	public ShapesPlugin() {
		if (singleton == null) {
			singleton = this;
		}
	}

	public static ImageDescriptor getImageDescriptor(String path) {
		return imageDescriptorFromPlugin(PLUGIN_ID, path);
	}

	@Override
	public void stop(BundleContext context) throws Exception {
		//保存一下mru配置
		ConfigHelper.store();
		super.stop(context);
	}
	
}