// Copyright (c) 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 PASSTHROUGHHELPER_H

#define PASSTHROUGHHELPER_H

#include <e32base.h>

class CRcpRouter;

class CRemConBearerAvrcp;

class CControlCommand;

NONSHARABLE_CLASS(CPassthroughHelper) : public CBase

	{

public:

	static CPassthroughHelper* NewL(CRcpRouter& aRouter, CRemConBearerAvrcp& aBearer, CDeltaTimer& aTimer);

	~CPassthroughHelper();

	void Disconnect();

	void HandlePassthrough(CControlCommand& aCommand); // FIXME for now

private:

	CPassthroughHelper(CRcpRouter& aRouter, CRemConBearerAvrcp& aAvrcp, CDeltaTimer& aTimer);

	void ConstructL();

	void Respond(CControlCommand& aCommand, TInt aErr);

	void HandledCommand(CControlCommand& aCommand);

	void NewPress(CControlCommand& aCommand);

	void BalanceHandledCommand(CControlCommand& aCommand);

	// Timer functions

	void HoldExpiry(CControlCommand& aCommand);

	void ReleaseExpiry(CControlCommand& aCommand);

	void StartHoldTimer(CControlCommand& aCommand);

	void StartReleaseTimer(CControlCommand& aCommand);

	// Delta timer callback functions

	static TInt HoldExpiry(TAny* aExpiryInfo);

	static TInt ReleaseExpiry(TAny* aExpiryInfo);

private:

	CRcpRouter& iRouter;

	CRemConBearerAvrcp& iBearer;

	CDeltaTimer& iTimer;

	CControlCommand* iPreviousPassthrough;

	};

#endif // PASSTHROUGHHELPER_H