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;
14 import org.simantics.scenegraph.Node;
15 import org.simantics.utils.datastructures.hints.IHintContext.KeyOf;
18 * A hint key class that should be used for defining hints that attach
19 * org.simantics.scenegraph {@link Node}s to {@link IElement}s.
21 * The reason for having this class is to be able to identify all hints
22 * containing scene graph nodes, allowing for proper cleanup.
24 * @author Tuukka Lehtonen
26 final public class SceneGraphNodeKey extends KeyOf {
28 public SceneGraphNodeKey(Class<?> clazz, String keyName) {
29 super(clazz, keyName);
33 public boolean isValueAccepted(Object value) {