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.diagram.synchronization.graph;
14 import org.simantics.db.Resource;
15 import org.simantics.diagram.synchronization.IModificationQueue;
16 import org.simantics.diagram.synchronization.ISynchronizationContext;
17 import org.simantics.g2d.elementclass.FlagClass;
18 import org.simantics.utils.datastructures.hints.IHintObservable;
19 import org.simantics.utils.datastructures.hints.IHintContext.Key;
22 * @author Tuukka Lehtonen
24 public class FlagSynchronizer extends ResourceSynchronizer {
26 public static final FlagSynchronizer INSTANCE = new FlagSynchronizer();
28 protected static final Key[] SYNCHRONIZED_HINTS = {
29 FlagClass.KEY_FLAG_TYPE,
33 public Key[] getSynchronizedHints() {
34 return SYNCHRONIZED_HINTS;
38 public boolean hintChanged(ISynchronizationContext context, IModificationQueue queue, Resource object, IHintObservable sender, Key key, Object oldValue, Object newValue) {
39 BasicResources br = context.get(GraphSynchronizationHints.BASIC_RESOURCES);
40 if (FlagClass.KEY_FLAG_TYPE.equals(key)) {
41 FlagClass.Type type = (FlagClass.Type) newValue;
42 return queue.offer(new EnumerationModification(object, br.DIA.HasFlagType, DiagramGraphUtil.toFlagTypeResource(br.DIA, type)));
45 return super.hintChanged(context, sender, key, oldValue, newValue);