1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.g2d.element.handler;
14 import org.simantics.g2d.element.IElement;
15 import org.simantics.g2d.element.ElementClass.Single;
18 * A handler for retrieving the parent element of a of an element. Elements can
19 * receive a parent when they are grouped.
21 * @author Tuukka Lehtonen
24 public interface Parent extends ElementHandler {
27 * @param element the element to check for a parent element
28 * @return <code>null</code> if the specified element has no parent element.
30 IElement getParent(IElement element);