diff -r 000000000000 -r ed9695c8bcbe vtengines/videoteleng/CallCtrl/Inc/MVtCtlLineEventObserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vtengines/videoteleng/CallCtrl/Inc/MVtCtlLineEventObserver.h	Mon Nov 23 14:47:47 2009 +0200
@@ -0,0 +1,75 @@
+/*
+* Copyright (c) 2004 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:  Observer interface for line events.
+*
+*/
+
+
+
+#ifndef MVTCTLLINEEVENTOBSERVER_H
+#define MVTCTLLINEEVENTOBSERVER_H
+
+//  INCLUDES
+#include <e32def.h>
+
+// CLASS DECLARATION
+
+/**
+*  Observer interface for line events
+*
+*  @lib CSCallCtrl
+*  @since 2.6
+*/
+class MVtCtlLineEventObserver
+    {
+    public:  // new functions
+
+        /**
+        * ELineEventCallAdded    call added to line
+        * ELineEventIncomingCall incoming call
+        * ELineEventStatusChange line status changed
+        */
+        enum TLineEvent {
+            ELineEventCallAdded,
+            ELineEventIncomingCall,
+            ELineEventStatusChange
+            };
+
+        /**
+        * Event handler for line events.
+        * @param aEvent line event
+        * @param aCallName call name
+        */
+        virtual void HandleLineEventL( 
+            const TLineEvent aEvent, 
+            TDesC& aCallName ) = 0;
+
+        /**
+        * Event handler for line events.
+        * @param aEvent line event
+        * @param aCallName call name
+        * @param aStatus call status
+        */
+        /*****************************************************
+        *   Series 60 Customer / ETel
+        *   Series 60  ETel API
+        *****************************************************/
+        virtual void HandleLineEventL( 
+            const TLineEvent aEvent, 
+            const RMobileCall::TMobileCallStatus aStatus ) = 0;
+    };
+
+#endif      // MVTCTLLINEEVENTOBSERVER_H   
+
+// End of File