plugins/org.eclipse.gmf.tooling.runtime/src/org/eclipse/gmf/tooling/runtime/actions/DefaultLoadResourceAction.java

/*
 * Copyright (c) 2007, 2009 Borland Software Corporation
 * 
 * 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:
 *    Alexander Shatalin (Borland) - initial API and implementation
 *    Artem Tikhomirov (Borland) - [174961] migration to Commands/Handlers 
 */
package org.eclipse.gmf.tooling.runtime.actions;

import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.emf.edit.ui.action.LoadResourceAction;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.gmf.runtime.diagram.ui.parts.DiagramEditor;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.handlers.HandlerUtil;

/**
 * @since 3.1
 */
public class DefaultLoadResourceAction extends AbstractHandler {

	public Object execute(ExecutionEvent event) throws ExecutionException {
		IEditorPart diagramEditor = HandlerUtil.getActiveEditorChecked(event);
		Shell shell = diagramEditor.getEditorSite().getShell();
		assert diagramEditor instanceof DiagramEditor;
		TransactionalEditingDomain editingDomain = ((DiagramEditor) diagramEditor).getEditingDomain();
		LoadResourceAction.LoadResourceDialog loadResourceDialog = new LoadResourceAction.LoadResourceDialog(shell, editingDomain);
		loadResourceDialog.open();
		return null;
	}

}