examples/org.eclipse.datatools.enablement.rcp/src/org/eclipse/datatools/enablement/rcp/ApplicationWorkbenchAdvisor.java

/*******************************************************************************
 * Copyright (c) 2009 Sybase, Inc. and others
 * 
 * All rights reserved. This program and the accompanying materials are made
 * available under the terms of the Eclipse Public License 2.0 which
 * accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 * 
 * Contributors: Ingres - initial API and implementation
 * 				brianf - a few tweaks
 ******************************************************************************/
package org.eclipse.datatools.enablement.rcp;

import java.net.URL;

import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.Platform;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.ui.application.IWorkbenchConfigurer;
import org.eclipse.ui.application.IWorkbenchWindowConfigurer;
import org.eclipse.ui.application.WorkbenchAdvisor;
import org.eclipse.ui.application.WorkbenchWindowAdvisor;
import org.eclipse.ui.ide.IDE;
import org.eclipse.ui.internal.ide.IDEWorkbenchPlugin;
import org.eclipse.ui.internal.ide.undo.WorkspaceUndoMonitor;
import org.osgi.framework.Bundle;

public class ApplicationWorkbenchAdvisor extends WorkbenchAdvisor {

	private static final String PERSPECTIVE_ID = "org.eclipse.datatools.enablement.rcp.perspective";

	private transient WorkspaceUndoMonitor workspaceUndoMonitor;

	public WorkbenchWindowAdvisor createWorkbenchWindowAdvisor(IWorkbenchWindowConfigurer configurer) {
        return new ApplicationWorkbenchWindowAdvisor(configurer);
    }

	public String getInitialWindowPerspectiveId() {
		return PERSPECTIVE_ID;
	}

	public void initialize(IWorkbenchConfigurer configurer) {
	    super.initialize(configurer);
		// make sure we always save and restore workspace state
		configurer.setSaveAndRestore(true);

		final String ICONS_PATH = "icons/full/";
		final String PATH_OBJECT = ICONS_PATH + "obj16/";
		Bundle ideBundle = Platform.getBundle(IDEWorkbenchPlugin.IDE_WORKBENCH);
		declareWorkbenchImage(configurer, ideBundle,
				IDE.SharedImages.IMG_OBJ_PROJECT, PATH_OBJECT + "prj_obj.gif",
				true);
		declareWorkbenchImage(configurer, ideBundle,
				IDE.SharedImages.IMG_OBJ_PROJECT_CLOSED, PATH_OBJECT
						+ "cprj_obj.gif", true);

		// initialize the workspace undo monitor
		workspaceUndoMonitor = WorkspaceUndoMonitor.getInstance();
	}

	private void declareWorkbenchImage(IWorkbenchConfigurer configurer_p,
			Bundle ideBundle, String symbolicName, String path, boolean shared) {
		URL url = ideBundle.getEntry(path);
		ImageDescriptor desc = ImageDescriptor.createFromURL(url);
		configurer_p.declareImage(symbolicName, desc, shared);
	}

	@Override
	public IAdaptable getDefaultPageInput() {
		return ResourcesPlugin.getWorkspace().getRoot();
	}

	@Override
	public void postShutdown() {
		if (workspaceUndoMonitor != null) {
			workspaceUndoMonitor.shutdown();
			workspaceUndoMonitor = null;
		}
	}
}