--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/logsui/EngineInc/MLogsCallObserver.h	Tue Feb 02 10:12:17 2010 +0200
@@ -0,0 +1,51 @@
+/*
+* Copyright (c) 2002 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: 
+*     Defines abstract interface for Logs model observation
+*
+*/
+
+
+#ifndef __MLogsCallObserver_H_
+#define __MLogsCallObserver_H_
+
+// INCLUDES
+
+// MACROS
+
+// DATA TYPES
+
+// FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+
+// CLASS DECLARATION
+
+/**
+ *	Defines abstract interface for Logs model observation
+ */
+class MLogsCallObserver
+    {
+    public:
+
+       /**
+        *   Call state observation interface method. 
+        */
+        virtual void CallStateChangedL( TInt aCallState ) = 0;       
+    };
+
+            
+#endif
+
+// End of File  __MLogsCallObserver_H_