--- /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.workbench.internal.contributions;\r
+\r
+import org.eclipse.swt.widgets.Composite;\r
+import org.eclipse.swt.widgets.Control;\r
+import org.eclipse.ui.IWorkbenchWindow;\r
+import org.eclipse.ui.menus.WorkbenchWindowControlContribution;\r
+import org.simantics.db.management.ISessionContext;\r
+import org.simantics.db.management.ISessionContextChangedListener;\r
+import org.simantics.db.management.ISessionContextProvider;\r
+import org.simantics.db.management.SessionContextChangedEvent;\r
+import org.simantics.ui.SimanticsUI;\r
+import org.simantics.workbench.internal.Activator;\r
+\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class GraphRequestStatusContribution extends WorkbenchWindowControlContribution implements ISessionContextChangedListener {\r
+\r
+ GraphRequestStatusTrim trim;\r
+ ISessionContextProvider contextProvider;\r
+\r
+ @Override\r
+ public String getId() {\r
+ return "org.simantics.workbench.db.monitor";\r
+ }\r
+\r
+ @Override\r
+ protected Control createControl(Composite parent) {\r
+ IWorkbenchWindow window = getWorkbenchWindow();\r
+ contextProvider = SimanticsUI.getSessionContextProvider(window);\r
+ contextProvider.addContextChangedListener(this);\r
+\r
+ trim = new GraphRequestStatusTrim(parent, Activator.getDefault().getPreferenceStore());\r
+ ISessionContext ctx = SimanticsUI.getSessionContext();\r
+ if (ctx != null) {\r
+ trim.attachToSession(ctx.getSession());\r
+ }\r
+ return trim;\r
+ }\r
+\r
+ @Override\r
+ public void dispose() {\r
+ contextProvider.removeContextChangedListener(this);\r
+ trim = null;\r
+ super.dispose();\r
+ }\r
+\r
+ @Override\r
+ public void sessionContextChanged(SessionContextChangedEvent event) {\r
+// System.out.println("session changed for '" + event.getHandle() + "' from '" + event.getOldValue() + "' to '" + event.getNewValue() + "'");\r
+ GraphRequestStatusTrim trim = this.trim;\r
+ if (trim != null) {\r
+ ISessionContext ctx = event.getNewValue();\r
+ trim.attachToSession((ctx != null) ? ctx.getSession() : null);\r
+ }\r
+ }\r
+\r
+}\r