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.graph.impl;
14 import org.eclipse.ui.IWorkbenchPart;
15 import org.simantics.Simantics;
16 import org.simantics.browsing.ui.GraphExplorer;
17 import org.simantics.db.Resource;
18 import org.simantics.db.management.ISessionContext;
21 * @author Antti Villberg
23 public class GraphInputSources {
25 public static SessionContextInputSource uriSource(String uri) {
26 return new URIResourceInputSource(uri);
29 public static SessionContextInputSource projectSource() {
30 return new SessionContextInputSource() {
32 public Object get(ISessionContext ctx) {
33 Resource project = Simantics.peekProjectResource();
34 return project != null ? project : GraphExplorer.EMPTY_INPUT;
37 public IWorkbenchPart getProvider() {
43 public static SessionContextInputSource constant(final Object input) {
45 throw new NullPointerException("null input");
46 return new SessionContextInputSource() {
48 public Object get(ISessionContext ctx) {
52 public IWorkbenchPart getProvider() {
58 public static SessionContextInputSource workbenchSelection() {
59 return new WorkbenchSelectionInputSource();