| /******************************************************************************* |
| * Copyright (c) 2003, 2010 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.gef.examples.flow.model.commands; |
| |
| import java.util.List; |
| |
| import org.eclipse.gef.commands.Command; |
| import org.eclipse.gef.examples.flow.model.Activity; |
| import org.eclipse.gef.examples.flow.model.StructuredActivity; |
| |
| /** |
| * OrphanChildCommand |
| * |
| * @author Daniel Lee |
| */ |
| public class OrphanChildCommand extends Command { |
| |
| private StructuredActivity parent; |
| private Activity child; |
| private int index; |
| |
| /** |
| * @see org.eclipse.gef.commands.Command#execute() |
| */ |
| public void execute() { |
| List children = parent.getChildren(); |
| index = children.indexOf(child); |
| parent.removeChild(child); |
| } |
| |
| /** |
| * Sets the child to the passed Activity |
| * |
| * @param child |
| * the child |
| */ |
| public void setChild(Activity child) { |
| this.child = child; |
| } |
| |
| /** |
| * Sets the parent to the passed StructuredActivity |
| * |
| * @param parent |
| * the parent |
| */ |
| public void setParent(StructuredActivity parent) { |
| this.parent = parent; |
| } |
| |
| /** |
| * @see org.eclipse.gef.commands.Command#undo() |
| */ |
| public void undo() { |
| parent.addChild(child, index); |
| } |
| |
| } |