// Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// which accompanies this distribution, and is available

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

#ifndef __MMFURL_H_

#define __MMFURL_H_

#include <mmf/server/mmfdatasource.h>

#include <mmf/server/mmfdatasink.h>

#include <s32mem.h>

/**

@publishedAll

@released

Concrete implementation of a URL data source.

This class is used only to pass information regarding the URL and IAP into the

controller plugin. IT CANNOT BE USED TO READ DATA FROM A URL. Each of the MDataSource

APIs are implemented as either returning or leaving with KErrNotSupported as appropriate.

The configuration data for this class is an externalized CMMFUrlParams object.

@see    CMMFUrlParams

*/

class CMMFUrlSource : public CBase, public MDataSource

	{

public:

	static MDataSource* NewSourceL();

	/**

	Destructor.

	*/

	virtual ~CMMFUrlSource();

	/**

	Returns the URL string.

	For example:

	@code

	http://www.symbian.com/clip/mpg

	@endcode

	@return The URL string.

	@since	7.0s

	*/

	const TDesC& Url() const {return *iUrl;}

	/**

	Indicates whether the IAP ID should be used.

	@return A boolean indicating if the supplied IAPId should be used. ETrue if the supplied IAPId

	        should be used. EFalse if the default IAPId should be used.

	@since	7.0s

	*/

	TBool UseIAPId() const {return iUseIAPId;}

	/**

	Returns the Internet Access Point ID.

	@return The IAP ID.

	@since	7.0s

	*/

	TInt IAPId() const {return iIAPId;}

	TFourCC SourceDataTypeCode(TMediaId aMediaId);

	TInt SetSourceDataTypeCode(TFourCC /*aSourceFourCC*/, TMediaId /*aMediaId*/);

	void FillBufferL(CMMFBuffer* aBuffer, MDataSink* aConsumer,TMediaId /*aMediaId*/);

	void BufferEmptiedL(CMMFBuffer* aBuffer);

	TBool CanCreateSourceBuffer();

	CMMFBuffer* CreateSourceBufferL(TMediaId /*aMediaId*/, TBool &aReference);

	CMMFBuffer* CreateSourceBufferL(TMediaId aMediaId, CMMFBuffer& /*aSinkBuffer*/, TBool &aReference);

	TInt SourceThreadLogon(MAsyncEventHandler& /*aEventHandler*/);

	void SourceThreadLogoff();

	void NegotiateSourceL(MDataSink& /* aDataSink*/);

	TBool SourceSampleConvert();

	void SourcePrimeL();

	void SourcePlayL();

	void SourcePauseL();

	void SourceStopL();

	void SetSourcePrioritySettings(const TMMFPrioritySettings& /*aPrioritySettings*/);

	void SourceCustomCommand(TMMFMessage& aMessage);

private:

	CMMFUrlSource();

	void ConstructSourceL(const TDesC8& aInitData);

private:

	HBufC* iUrl;

	TBool iUseIAPId;

	TInt iIAPId;

	};

/**

@publishedAll

@released

Concrete implementation of a URL data sink.

This class is used only to pass information regarding the URL and IAP into the

controller plugin.  IT CANNOT BE USED TO WRITE DATA TO A URL.  Each of the MDataSink

APIs are implemented as either returning or leaving with KErrNotSupported as appropriate.

The configuration data for this class is an externalized CMMFUrlParams object.

@see    CMMFUrlParams

*/

class CMMFUrlSink : public CBase, public MDataSink

	{

public:

	static MDataSink* NewSinkL();

	virtual ~CMMFUrlSink();

	/**

	Returns the URL string.

	For example:

	@code

	http://www.symbian.com/clip/mpg

	@endcode

	@return The URL string.

	@since  7.0s

	*/

	const TDesC& Url() const {return *iUrl;}

	/**

	Indicates whether the IAP ID should be used.

	@return A boolean indicating if the supplied IAP ID should be used. ETrue if the supplied ID

	        should be used, EFalse if the default IAP ID should be used.

	@since	7.0s

	*/

	TBool UseIAPId() const {return iUseIAPId;}

	/**

	Returns the Internet Access Point ID.

	@return The IAP ID.

	@since  7.0s

	*/

	TInt IAPId() const {return iIAPId;}

	TFourCC SinkDataTypeCode(TMediaId /*aMediaId*/);

	TInt SetSinkDataTypeCode(TFourCC /*aSinkFourCC*/, TMediaId /*aMediaId*/);

	void EmptyBufferL(CMMFBuffer* aBuffer, MDataSource* aSupplier, TMediaId /*aMediaId*/);

	void BufferFilledL(CMMFBuffer* aBuffer);

	TBool CanCreateSinkBuffer();

	CMMFBuffer* CreateSinkBufferL(TMediaId /*aMediaId*/, TBool &aReference);

	TInt SinkThreadLogon(MAsyncEventHandler& /*aEventHandler*/);

	void SinkThreadLogoff();

	void NegotiateL(MDataSource& /* aDataSource*/);

	void SinkPrimeL();

	void SinkPlayL();

	void SinkPauseL();

	void SinkStopL();

	void SetSinkPrioritySettings(const TMMFPrioritySettings& /*aPrioritySettings*/);

	void SinkCustomCommand(TMMFMessage& aMessage);

private:

	CMMFUrlSink();

	void ConstructSinkL(const TDesC8& aInitData);

private:

	HBufC* iUrl;

	TBool iUseIAPId;

	TInt iIAPId;

	};

#endif