diff -r 000000000000 -r 71ca22bcf22a mmfenh/enhancedaudioplayerutility/AudioStreaming/AudioClientStreamSource/src/WriteRequest.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mmfenh/enhancedaudioplayerutility/AudioStreaming/AudioClientStreamSource/src/WriteRequest.h Tue Feb 02 01:08:46 2010 +0200 @@ -0,0 +1,107 @@ +/* +* 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: Definition of the audio buffer write request active object class +* +*/ + + + +#ifndef CWRITEREQUEST_H +#define CWRITEREQUEST_H + +// INCLUDES +#include +#include "S60AudioClientStreamSource.h" + + +// CLASS DECLARATION + +/** +* S60 Audio Buffer class encapsulating a client audio buffer write request to the server-side data source. +* +* @lib S60AudioClientStreamSource.lib +* @since 3.1 +*/ +class CWriteRequest : public CActive + { + public: // Constructors and destructor + + /** + * Two-phased constructor. + */ + static CWriteRequest* NewL(TMMFMessageDestinationPckg aMessageHandler, RMMFController& aController, + CS60SourceEventDispatcher& aCallback); + + /** + * Destructor. + */ + virtual ~CWriteRequest(); + + public: // New functions + + /** + * Write the specified buffer to source + * @param aBuffer Buffer to be processed. + * @since 3.1 + * @return One of the Standard Return Error Codes + */ + void WriteAudioData(CClientAudioBuffer& aBuffer); + + /** + * Returns if the WriteRequest is Free + * @since Series 60 3.1 + * @return return the status of the WriteRequest + */ + TBool IsFree(); + + + private: + + /** + * C++ default constructor. + */ + CWriteRequest(TMMFMessageDestinationPckg aMessageHandler, RMMFController& aController, + CS60SourceEventDispatcher& aCallback); + + /** + * By default Symbian 2nd phase constructor is private. + */ + void ConstructL(); + + void RunL(); + + void DoCancel(); + + private: + + // Pointer to controller with custom command facility + RMMFController& iController; + // Message handler handle + TMMFMessageDestinationPckg iMessageHandler; + // Object to notify upon request completion + CS60SourceEventDispatcher& iCallback; + // Last buffer indicator to be sent to server-side + TPckgBuf iLastBufferPckg; + // Buffer to be sent to server-side + //TDesC8* iBuffer; + CClientAudioBuffer* iClientBuffer; + // Indicates whether the buffer has been processed + TBool iProcessed; + // Indicates whether this object is free to reuse + TBool iFree; + }; + +#endif // CWRITEREQUEST_H + +// End of File