--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sysperfana/analyzetoolext/com.nokia.s60tools.analyzetool/src/com/nokia/s60tools/analyzetool/ActivateTrace.java	Thu Feb 11 15:22:14 2010 +0200
@@ -0,0 +1,83 @@
+/*
+* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Definitions for the class ActivateTrace
+ *
+*/
+
+
+package com.nokia.s60tools.analyzetool;
+
+import org.eclipse.ui.IStartup;
+import org.eclipse.core.runtime.*;
+import com.nokia.s60tools.analyzetool.ui.IActionListener;
+import com.nokia.s60tools.analyzetool.ui.MainView;
+
+/**
+ * Checks at plugin startup is trace plugin available
+ * and sets MainView trace actions state
+ * @author kihe
+ *
+ */
+public class ActivateTrace implements IStartup {
+
+	/**
+	 * Check is AnalyzeTool trace plugin registered.
+	 *
+	 * If not registered disables AnalyzeTool trace buttons.
+	 *
+	 * @see org.eclipse.ui.IStartup#earlyStartup()
+	 */
+	public final void earlyStartup() {
+
+		//get action listener
+		final IActionListener listener = Activator.getActionListener();
+
+		//get extension registry
+		IExtensionRegistry registry = RegistryFactory.getRegistry();
+		if( registry == null ) {
+			MainView.enableTrace = false;
+			if(listener != null) {
+				listener.disableTraceActions(false);
+			}
+			return;
+		}
+
+		//get analyzetool extension
+		final IExtensionPoint extensionPoint = registry.getExtensionPoint("com.nokia.s60tools.analyzetool.AnalyzeTool");
+
+		//try find analyzetool trace extension
+		IExtension extension = null;
+		if( extensionPoint != null ) {
+			extension = extensionPoint.getExtension("com.nokia.s60tools.analyzetool.trace.ActivateTrace");
+		}
+
+
+
+		//if trace extension found => enable trace buttons in the MainView
+		if(extension != null && extension.isValid()) {
+			MainView.enableTrace = true;
+			if(listener != null) {
+				listener.disableTraceActions(true);
+			}
+		}
+		//no trace extension found => disable trace buttons
+		else {
+			MainView.enableTrace = false;
+			if(listener != null) {
+				listener.disableTraceActions(false);
+			}
+		}
+
+	}
+}