ServerIdeUiPlugin.java

/*******************************************************************************
 * Copyright (c) 2009 SpringSource, a divison of VMware, 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
 *
 * Contributors:
 *     SpringSource, a division of VMware, Inc. - initial API and implementation
 *******************************************************************************/
package org.eclipse.virgo.ide.ui;

import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.pde.internal.ui.PDEPlugin;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.forms.FormColors;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.eclipse.virgo.ide.ui.editors.text.BundleColorManager;
import org.osgi.framework.BundleContext;


/**
 * The activator class controls the plug-in life cycle
 * @author Christian Dupuis
 */
public class ServerIdeUiPlugin extends AbstractUIPlugin {

	// The plug-in ID
	public static final String PLUGIN_ID = "org.eclipse.virgo.ide.ui";

	// The shared instance
	private static ServerIdeUiPlugin plugin;

	/**
	 * Returns the shared instance
	 * 
	 * @return the shared instance
	 */
	public static ServerIdeUiPlugin getDefault() {
		return plugin;
	}

	private FormColors formColors;

	/**
	 * The constructor
	 */
	public ServerIdeUiPlugin() {
	}

	public void log(Exception e) {
		getLog().log(new Status(IStatus.ERROR, ServerIdeUiPlugin.PLUGIN_ID, "Unexpected error", e));
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext
	 * )
	 */
	@Override
	public void start(BundleContext context) throws Exception {
		super.start(context);
		plugin = this;
		BundleColorManager.initializeDefaults(PDEPlugin.getDefault().getPreferenceStore());
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext
	 * )
	 */
	@Override
	public void stop(BundleContext context) throws Exception {
		plugin = null;
		super.stop(context);
	}

	public static Image getImage(String path) {
		ImageRegistry imageRegistry = getDefault().getImageRegistry();
		Image image = imageRegistry.get(path);
		if (image == null) {
			ImageDescriptor imageDescriptor = getImageDescriptor(path);
			if (imageDescriptor == null) {
				imageDescriptor = ImageDescriptor.getMissingImageDescriptor();
			}
			image = imageDescriptor.createImage(true);
			imageRegistry.put(path, image);
		}
		return image;
	}

	public static ImageDescriptor getImageDescriptor(String path) {
		return imageDescriptorFromPlugin(PLUGIN_ID, "icons/" + path);
	}

	public FormColors getFormColors(Display display) {
		if (formColors == null) {
			formColors = new FormColors(display);
			formColors.markShared();
		}
		return formColors;
	}

}