--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sensorservices/tiltcompensationssy/inc/tctransactionhandler.h	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,90 @@
+/*
+* Copyright (c) 2007 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:  MTCStatePool interface declaration.
+*
+*/
+
+
+
+#ifndef TCTRANSACTIONHANDLER_H
+#define TCTRANSACTIONHANDLER_H
+
+// INCLUDES
+#include <e32std.h>
+#include <sensrvtypes.h>
+
+#include "tctransaction.h"
+
+// FORWARD DECLARATIONS
+
+// CLASS DECLARATION
+
+/**
+*  Transaction handler. States can utilize transaction
+*  handler to execute specific actions.
+*  All transactions are asynchronous.
+*
+*  Transaction handler also provides needed data model for
+*  state classes.
+*
+*  @lib None
+*  @since S60 5.0
+*/
+NONSHARABLE_CLASS( MTCTransactionHandler )
+    {
+    public:
+    
+        /**
+        * Process a transaction.
+        *
+        * @param aId Transaction ID.
+        * @param aTransaction Transaction object.
+        */
+        virtual void ProcessTransactionL( TTCTransactionId aId,
+            TTCTransaction* aTransaction = NULL ) = 0;
+
+        /**
+        * Checks if new transaction can be sent.
+        *
+        * @return ETrue if there is existing transaction being processed.
+        */
+        //virtual TBool ReadyForTransaction() const = 0;
+        
+        /**
+        * Access to data buffer.
+        * Fill the channel data into this buffer.
+        *
+        * @return TUint8*
+        */
+        virtual TUint8* DataBuffer() const = 0;
+
+        /**
+        * Access to data item count.
+        * How many channel data items are requested.
+        *
+        * @return TInt
+        */
+        virtual TInt DataCount() const = 0;
+        
+        /**
+        * Access to current channel properties.
+        * 
+        * @return const RSensrvPropertyList&
+        */
+        virtual const RSensrvPropertyList& Properties() const = 0;
+};
+
+#endif // TCTRANSACTIONHANDLER_H
+
+// End of File