// Copyright (c) 2004-2009 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 AVRCPOUTGOINGCOMMANDHANDLER_H

#define AVRCPOUTGOINGCOMMANDHANDLER_H

/**

@file

@internalComponent

@released

*/

#include <e32base.h>

#include <avctpservices.h>

#include "commandhandlerinterface.h"

using namespace SymbianAvctp;

class CControlCommand;

class CRcpRouter;

class CRemConBearerAvrcp;

class MRemConBearerObserver;

NONSHARABLE_CLASS(CRcpOutgoingCommandHandler) : public CBase, public MOutgoingCommandHandler

	{

public:

	// Construction/Destruction

	static CRcpOutgoingCommandHandler* NewL(CRemConBearerAvrcp& aBearer, 

		MRemConBearerObserver& aObserver,

		CRcpRouter& aRouter,

		CDeltaTimer& aTimer);

	~CRcpOutgoingCommandHandler();

	// Called from bearer

	void Disconnect(TBool aClearQueue);

	// Delta timer callback functions

	static TInt ResponseExpiry(TAny* aExpiryInfo);

	static TInt ReleaseExpiry(TAny* aExpiryInfo);

private:

	// From MOutgoingCommandHandler 

	void MaxPacketSize(TInt aMtu);

	void ReceiveResponse(const TDesC8& aMessageInformation, TTransactionLabel aTransLabel, TBool aIpidBitSet);	

	void MessageSent(CAvrcpCommand& aCommand, TInt aSendResult);

	void SendCommandL(TUid aInterfaceUid, 

		TUint aCommand, 

		TUint aId,  

		RBuf8& aCommandData, 

		const TBTDevAddr& aAddr);

	void SendNotifyCommandL(TUid aInterfaceUid, 

			TUint aCommand, 

			TUint aId,  

			RBuf8& aCommandData, 

			const TBTDevAddr& aAddr);

private:

	CRcpOutgoingCommandHandler(CRemConBearerAvrcp& aBearer, 

		MRemConBearerObserver& aObserver,

		CRcpRouter& aRouter,

		CDeltaTimer& aTimer);

	// Internal send utility funcs

	void CleanupUnreleased();

	CControlCommand& SendCommandL(TUid aInterfaceUid,

		TUint aCommand, 

		TUint aId, 

		RBuf8& aCommandData, 

		TBool isClick, 

		const TBTDevAddr& aAddr,

		TBool aKnownToBearer,

		TBool aNotify);	

	void HandleCoreApiCommandL(TUint aCommand, 

		TUint aId,  

		RBuf8& aCommandData, 

		const TBTDevAddr& aAddr);

	void GenerateFailureResult(CControlCommand& aCommand, TInt aResult);

	void GenerateCommandL(CControlCommand& aCommand, TRemConCoreApiButtonAction aButtonAct);

	// Timer functions

	void ResponseExpiry(CControlCommand& aCommand);

	void ReleaseExpiry(CControlCommand& aCommand);

	void StartResponseTimer(CControlCommand& aCommand);

	void StartReleaseTimer(CControlCommand& aCommand);

	void ClearQueue(TDblQue<CControlCommand>& aQue);

	void ProcessDisconnect(TDblQue<CControlCommand>& aQue, TBool aClearQueue);

	CControlCommand* FindInQueue(TDblQue<CControlCommand>& aQue, SymbianAvctp::TTransactionLabel aTransLabel);

	void ProcessReceiveResponse(CAVCFrame* aFrame, 

								TBool aIpidBitSet,

								CControlCommand* aCommand, 

								TBool aNotify);

private:

	TTransactionLabel		iCurrentTrans;

	TDblQue<CControlCommand>	iCommandQueue;

	TDblQue<CControlCommand>	iNotifyCommandQueue;

	CRemConBearerAvrcp&		iBearer;

	MRemConBearerObserver&	iObserver;

	CRcpRouter&				iRouter;

	CDeltaTimer&			iTimer;

	CControlCommand*			iUnreleasedCommand;

	TBool					iUnreleasedHasResponse;

	TInt					iReleaseTimerExpiryCount;

	};

#endif // AVRCPOUTGOINGCOMMANDHANDLER_H