// Copyright (c) 2001-2009 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:

 //

 #ifndef __MMFDATAPATHPROXY_SERVER_H__

 #define __MMFDATAPATHPROXY_SERVER_H__

 #include <e32base.h>

 #include <e32std.h>

 #include <ecom/ecom.h>

 #include <mmf/server/mmfdatapath.h>

 #include <mmf/server/mmfsubthreadbase.h>

 #ifdef SYMBIAN_ENABLE_SPLIT_HEADERS

 #include <mmf/server/mmfsubthreadbaseimpl.h>

 #endif

 /**

 @internalComponent

 The server running in the datapath subthread.

 The subthread is owned by the main thread and shares the same heap.

 */

 class CMMFDataPathProxyServer : public CMMFSubThreadServer

 	{

 public:

 	static CMMFDataPathProxyServer* NewL();

 	~CMMFDataPathProxyServer();

 	static TInt StartThread(TAny* aAny);

 	static void DoStartThreadL();

 private:

 	CMmfIpcSession* NewSessionL(const TVersion& aVersion) const;

 	CMMFDataPathProxyServer();

 	void ConstructL();

 	};

 /**

 @internalComponent

 The session used to transmit messages between the main thread and the subthread.

 Only one session can be created with a datapath subthread.

 Once this session is closed, the subthread will be killed.

 */

 class CMMFDataPathProxySession : public CMMFSubThreadSession

 	{

 public:

 	static CMMFDataPathProxySession* NewL();

 	~CMMFDataPathProxySession();

 	void ServiceL(const RMmfIpcMessage& aMessage);

 private:

 	CMMFDataPathProxySession();

 	TBool LoadDataPathByL(const RMmfIpcMessage& aMessage);

 	TBool LoadDataPathByMediaIdL(const RMmfIpcMessage& aMessage);

 	TBool LoadDataPathByCodecUidL(const RMmfIpcMessage& aMessage);

 	TBool LoadDataPathByMediaIdCodecUidL(const RMmfIpcMessage& aMessage);

 	TBool AddDataSourceL(const RMmfIpcMessage& aMessage);

 	TBool AddDataSinkL(const RMmfIpcMessage& aMessage);

 	TBool PrimeL(const RMmfIpcMessage& aMessage);

 	TBool PlayL(const RMmfIpcMessage& aMessage);

 	TBool PauseL(const RMmfIpcMessage& aMessage);

 	TBool StopL(const RMmfIpcMessage& aMessage);

 	TBool GetPositionL(const RMmfIpcMessage& aMessage) const;

 	TBool SetPositionL(const RMmfIpcMessage& aMessage);

 	TBool SetPlayWindowL(const RMmfIpcMessage& aMessage) ;

 	TBool ClearPlayWindowL(const RMmfIpcMessage& aMessage) ;

 	TBool StateL(const RMmfIpcMessage& aMessage) ;

 	void CheckDataPathExistsL() const {if (!iDataPath) User::Leave(KErrNotReady);};

 private:

 	CMMFDataPath* iDataPath;

 	};

 #endif