| /******************************************************************************* |
| * Copyright (c) 2013 RCP Vision (http://www.rcp-vision.com) 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: |
| * Lorenzo Bettini - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.emf.parsley.edit; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.edit.command.AbstractOverrideableCommand; |
| import org.eclipse.emf.edit.domain.EditingDomain; |
| import org.eclipse.emf.parsley.util.EObjectState; |
| |
| /** |
| * @author Lorenzo Bettini - Initial contribution and API |
| * |
| */ |
| public class EditCommand extends AbstractOverrideableCommand { |
| |
| EObject original; |
| |
| EObjectState state; |
| |
| /** |
| * @param domain |
| * @param label |
| */ |
| public EditCommand(EditingDomain domain, String label, EObject original, |
| EObjectState state) { |
| super(domain, label); |
| this.original = original; |
| this.state = state; |
| } |
| |
| @Override |
| protected boolean prepare() { |
| return true; |
| } |
| |
| @Override |
| public void doExecute() { |
| // nothing to do, it's already up to date, since |
| // the original object has been edited. |
| } |
| |
| @Override |
| public void doUndo() { |
| EObjectState tempState = new EObjectState(original); |
| state.copyStateTo(original); |
| state = tempState; |
| } |
| |
| @Override |
| public void doRedo() { |
| EObjectState tempState = new EObjectState(original); |
| state.copyStateTo(original); |
| state = tempState; |
| } |
| |
| @Override |
| public Collection<EObject> doGetAffectedObjects() { |
| return Collections.singleton(original); |
| } |
| |
| } |