org.eclipse.fmc.blockdiagram.editor/src/org/eclipse/fmc/blockdiagram/editor/application/NavigatorRoot.java

/*******************************************************************************
 * <copyright>
 *
 * Copyright (c) 2013, 2013 SAP AG.
 * 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:
 *    SAP AG - initial API, implementation and documentation
 *
 * </copyright>
 *
 *******************************************************************************/
package org.eclipse.fmc.blockdiagram.editor.application;

import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.ui.IElementFactory;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.IPersistableElement;
import org.eclipse.ui.model.IWorkbenchAdapter;

/**
 * The Naviagtor Root element for supporting drag and drop of ecore objects into
 * Graphiti diagrams.
 * 
 * @author Benjamin Schmeling
 * 
 */
public class NavigatorRoot implements IAdaptable, IPersistableElement,
		IElementFactory {

	public NavigatorRoot() {
	}

	@SuppressWarnings("rawtypes")
	public Object getAdapter(Class adapter) {
		if (adapter == IPersistableElement.class)
			return this;
		if (adapter == IWorkbenchAdapter.class)
			return ResourcesPlugin.getWorkspace().getRoot().getAdapter(adapter);
		return null;
	}

	public String getFactoryId() {
		return this.getClass().getCanonicalName();
	}

	public void saveState(IMemento memento) {
	}

	public IAdaptable createElement(IMemento memento) {
		return ResourcesPlugin.getWorkspace().getRoot();
	}
}