diff -r 000000000000 -r 71ca22bcf22a mmfenh/enhancedmediaclient/Client/src/Components/ClientDataBufferSource/DataBufferQueueItem.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmfenh/enhancedmediaclient/Client/src/Components/ClientDataBufferSource/DataBufferQueueItem.h	Tue Feb 02 01:08:46 2010 +0200
@@ -0,0 +1,157 @@
+/*
+* 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:  Definition of the DataBufferQueue Item
+*
+*/
+
+
+#ifndef C_CDATABUFFERQUEUEITEM_H
+#define C_CDATABUFFERQUEUEITEM_H
+
+//  INCLUDES
+#include <e32base.h>
+
+namespace multimedia
+    {
+    class MDataBuffer;
+    class CDataBufferQueueItem;
+    
+    // Observer
+    /**
+     *  Observer that monitors the BufferProcessed Event from the Source Side.
+     *  @lib EnhancedMediaClient.lib
+     *  @since S60 v3.2
+     */    
+     class MBufferObserver
+        {
+        public:
+            virtual void BufferProcessed( CDataBufferQueueItem* aItem ) = 0;
+            virtual void HandleCancel( CDataBufferQueueItem& aItem ) = 0;
+        };
+    
+    /**
+     *  DataBufferQueueItem which encapsulates the Client Buffers.
+     *  @lib EnhancedMediaClient.lib
+     *  @since S60 v3.2
+     */    
+    class CDataBufferQueueItem : public CActive
+        {
+        public:  // Constructors and destructor
+            /**
+            * Function to Create the Object.
+            * @param aObserver Observer to callback the Event.
+            */
+            static CDataBufferQueueItem* NewL( MBufferObserver& aObserver, 
+                                                MDataBuffer& aBuffer,
+                                                TBool aLastBuffer,
+                                                TUint aBufSeqNum );
+            
+            /**
+            * Destructor.
+            */
+            virtual ~CDataBufferQueueItem();
+            
+            /**
+            * From CActive.
+            * Indicates that this active object has issued a
+            * request and that it is now outstanding 
+            *
+            * @since S60 v3.2
+            */    
+            void SetActive();
+            
+            /**
+            * From CDataBufferQueueItem.
+            * Returns the DataBuffer Stored on in the Queue Item
+            *
+            * @since S60 v3.2
+            */            
+            MDataBuffer& DataBuffer();
+            
+            /**
+            * From CDataBufferQueueItem.
+            * Returns the Error Stored on Completion of the Request
+            *
+            * @since S60 v3.2
+            */            
+            TInt Error();
+            
+            /**
+            * From CDataBufferQueueItem.
+            * Returns the Last Buffer status of the Buffer
+            *
+            * @since S60 v3.2
+            */            
+            TDesC8& GetDataBufferAttributesDesc();
+            
+            /**
+            * From CDataBufferQueueItem.
+            * Returns the buffer sequence number
+            *
+            * @since S60 v5.0
+            */            
+            TUint GetBufferSequenceNumber();
+            
+            /**
+             * 
+             */
+            void CompleteSelf( TInt aError );
+
+        protected:
+            // From CActive
+            void RunL();
+            void DoCancel();
+            TInt RunError( TInt aError );
+            
+        private:
+            CDataBufferQueueItem( MBufferObserver& aObserver, 
+                                    MDataBuffer& aBuffer,
+                                    TBool aLastBuffer,
+                                    TUint aBufSeqNum );
+            void ConstructL();
+            
+        public:
+            // next item
+            TSglQueLink* iLink;
+            
+        private:
+            /**
+            * Observer stored to Callback
+            */
+            MBufferObserver& iObserver;
+            /**
+            * Buffer Stored in the Queue item
+            */
+            MDataBuffer& iBuffer;
+            /**
+            * Error Stored when the Request Completes
+            */
+            TInt iError;
+
+            struct DataBufferAttributesStruct
+                {
+                TBool iLastBuffer; // streaming data last buffer indicator
+                TUint iBufferSeqNum; // buffer sequence number
+                };
+            /**
+             * 
+             */
+            TPckgBuf<DataBufferAttributesStruct> iDataBufferAttributesStructPckg;
+        };
+    
+    } // namespace multimedia
+
+#endif // C_CDATABUFFERQUEUEITEM_H
+
+// End of File