--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tsrc/mceclientstub/inc/mceinsessionobserver.h	Thu Dec 17 08:44:37 2009 +0200
@@ -0,0 +1,74 @@
+/*
+* Copyright (c) 2005 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:  
+*
+*/
+
+
+#ifndef MMCEINSESSIONOBSERVER_H
+#define MMCEINSESSIONOBSERVER_H
+
+//  INCLUDES
+#include <e32base.h>
+
+// FORWARD DECLARATIONS
+class CMceSession;
+class CMceInSession;
+class TMceTransactionDataContainer;
+
+// CLASS DECLARATION
+
+/**
+*  An interface to be implemented by users of MCE if they wish to receive
+*  invitations to session from network.
+*
+*  This observer is set using CMceManager::SetInSessionObserver function.
+*
+*  @lib mceclient.lib
+*/
+class MMceInSessionObserver
+	{
+
+	public: // Functions
+
+	    /**
+	    * Incoming session invitation. The CMceInSession is given to the
+		* application as a callback.
+	    * @param aSession, pointer to the incoming session. Ownership is
+		*	     transferred.
+	    * @param aContainer, if present, holds details of
+	    *        transaction causing state change.
+	    */
+		virtual void IncomingSession(
+	                CMceInSession* aSession,
+    				TMceTransactionDataContainer* aContainer ) = 0;
+    				    				
+	    /**
+	    * Incoming session update. The new updated CMceInSession is given to the
+		* application as a callback.
+	    * @param aOrigSession, the original session to be updated. This instance
+	    *        cannot be used anymore, all actions done using aUpdatedSession instance.
+	    * @param aUpdatedSession, pointer to the new updated session. Ownership is
+		*	     transferred.
+	    * @param aContainer, if present, holds details of
+	    *        update transaction.
+	    */
+		virtual void IncomingUpdate(
+					CMceSession& aOrigSession, 
+					CMceInSession* aUpdatedSession,
+    				TMceTransactionDataContainer* aContainer ) = 0;
+
+	};
+
+#endif