--- /dev/null
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ * VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.browsing.ui.graph.impl;\r
+\r
+import org.eclipse.ui.IWorkbenchPart;\r
+import org.simantics.Simantics;\r
+import org.simantics.browsing.ui.GraphExplorer;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.management.ISessionContext;\r
+\r
+/**\r
+ * @author Antti Villberg\r
+ */\r
+public class GraphInputSources {\r
+\r
+ public static SessionContextInputSource uriSource(String uri) {\r
+ return new URIResourceInputSource(uri);\r
+ }\r
+\r
+ public static SessionContextInputSource projectSource() {\r
+ return new SessionContextInputSource() {\r
+ @Override\r
+ public Object get(ISessionContext ctx) {\r
+ Resource project = Simantics.peekProjectResource();\r
+ return project != null ? project : GraphExplorer.EMPTY_INPUT;\r
+ }\r
+ @Override\r
+ public IWorkbenchPart getProvider() {\r
+ return null;\r
+ }\r
+ };\r
+ }\r
+\r
+ public static SessionContextInputSource constant(final Object input) {\r
+ if (input == null)\r
+ throw new NullPointerException("null input");\r
+ return new SessionContextInputSource() {\r
+ @Override\r
+ public Object get(ISessionContext ctx) {\r
+ return input;\r
+ }\r
+ @Override\r
+ public IWorkbenchPart getProvider() {\r
+ return null;\r
+ }\r
+ };\r
+ }\r
+\r
+ public static SessionContextInputSource workbenchSelection() {\r
+ return new WorkbenchSelectionInputSource();\r
+ }\r
+\r
+}\r