--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wvuing/wvuiave/AppSrc/MCATabObserver.h	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,47 @@
+/*
+* Copyright (c) 2006 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:  Interface for Tab observer
+*
+*/
+
+
+#ifndef MCATABOBSERVER_H
+#define MCATABOBSERVER_H
+
+
+/**
+ *  Tab observer interface to the UI.
+ *  @lib Chatng.exe
+ *  @since 3.2
+ */
+
+class MCATabObserver
+    {
+
+
+    public:
+        /**
+         * Gets called when tab event occurs.
+         * @param aIndex Index of the tab
+         */
+        virtual void SwitchTabL( const TDesC& aWvId, const TInt aTabIndex ) = 0;
+
+        /**
+         * Destructor
+         */
+        virtual ~MCATabObserver() {}
+
+    };
+
+#endif //MCATABOBSERVER_H