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.browsing.ui.common.processors;
14 import java.util.Collection;
16 import org.simantics.browsing.ui.BuiltinKeys;
17 import org.simantics.browsing.ui.NodeContext;
18 import org.simantics.browsing.ui.PrimitiveQueryUpdater;
19 import org.simantics.browsing.ui.BuiltinKeys.SelectedViewpointFactoryKey;
20 import org.simantics.browsing.ui.NodeContext.PrimitiveQueryKey;
21 import org.simantics.browsing.ui.content.ViewpointFactory;
23 public class DefaultSelectedViewpointFactoryProcessor extends AbstractPrimitiveQueryProcessor<ViewpointFactory> {
26 public Object getIdentifier() {
27 return BuiltinKeys.SelectedViewpointFactoryKey.class;
31 public String toString() {
32 return "SelectedViewpointFactoryProcessor";
36 public ViewpointFactory query(PrimitiveQueryUpdater updater, NodeContext context,
37 PrimitiveQueryKey<ViewpointFactory> key) {
38 SelectedViewpointFactoryKey k = (SelectedViewpointFactoryKey) key;
39 Collection<ViewpointFactory> factories = k.getParameter(0);
40 if (factories.isEmpty())
43 return factories.iterator().next();