Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.browsing.ui.graph.impl / src / org / simantics / browsing / ui / graph / impl / SessionContextInputSource.java

diff --git a/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/SessionContextInputSource.java b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/SessionContextInputSource.java
new file mode 100644 (file)
index 0000000..bf260a7
--- /dev/null
+++ b/bundles/org.simantics.browsing.ui.graph.impl/src/org/simantics/browsing/ui/graph/impl/SessionContextInputSource.java
@@ -0,0 +1,31 @@
+/*******************************************************************************\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.db.management.ISessionContext;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public interface SessionContextInputSource {\r
+    /**\r
+     * @param ctx the session context to read the input from. May be\r
+     *        <code>null</code> if there is no session.\r
+     * @return the input object of a graph explorer. To indicate no input,\r
+     *         use {@link GraphExplorerConstants#EMPTY_INPUT}. Never return\r
+     *         <code>null</code>.\r
+     */\r
+    Object get(ISessionContext ctx);\r
+    IWorkbenchPart getProvider();\r
+    \r
+}\r