diff -r 000000000000 -r 71ca22bcf22a mmfenh/enhancedmediaclient/Plugins/DataBufferSource/src/SourceQueueItem.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mmfenh/enhancedmediaclient/Plugins/DataBufferSource/src/SourceQueueItem.h Tue Feb 02 01:08:46 2010 +0200 @@ -0,0 +1,94 @@ +/* +* 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: This file contains definitions of the queue item class. +* +*/ + + + +#ifndef SOURCEQUEUEITEM_H +#define SOURCEQUEUEITEM_H + +// INCLUDES +#include + +class TMMFMessage; + +/** +* Class to encapsulate a queue item. +* +* @lib S60StreamingSource.lib +* @since 3.0 +*/ +class CSourceQueueItem : public CBase + { + public: // Constructors and destructor + + /** + * Two-phased constructor. + */ + static CSourceQueueItem* NewL( TMMFMessage& aMessage ); + + /** + * Destructor. + */ + virtual ~CSourceQueueItem(); + + /** + * Used to set the Message Status when completing the Message. + * @since Series 60 3.1 + * @param status ErrorCode to be sent back when completing the message + */ + void CompleteMessage( TInt status ); + + TInt DataSize(); + TInt ReadData(TDes8 &aDes); + TBool IsLastBuffer(); + TUint GetBufferSequenceNumber(); + + private: + + /** + * C++ default constructor. + */ + CSourceQueueItem(); + + /** + * Construct a queue item object and initialize it with + * @param aDataBuffer Buffer containing data + */ + void ConstructL( TMMFMessage& aMessage ); + + public: + // next item + TSglQueLink* iLink; + + private: + // Message to complete when this buffer item is processed + TMMFMessage* iMessage; + TBool iLastBuffer; // streaming data last buffer indicator + TUint iBufferSeqNum; // buffer sequence number + + // Definition used only in function CSourceQueueItem::ConstructL + struct DataBufferAttributesStruct + { + TBool iLastBuffer; // streaming data last buffer indicator + TUint iBufferSeqNum; // buffer sequence number + }; + + }; + +#endif // SOURCEQUEUEITEM_H + +// End of File