// Copyright (c) 2005-2009 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 NOTIFICATION_H

#define NOTIFICATION_H

#include <e32std.h>

class TBTBasebandEventNotification;

class CPhysicalLink;

template<class T>

class TPolymorphicQLink : public TDblQueLink

	{

public:

	TPolymorphicQLink(T* aObserver):iObserver(aObserver){}

	operator T* () {return iObserver;}

	T* Item() {return iObserver;}

private:

	T* iObserver;

	};

class MPhysicalLinkObserver;

typedef TPolymorphicQLink<MPhysicalLinkObserver> TPhysicalLinkObserverQLink;

class TPhysicalLinkSubscriptionInfo

	{

public:

	TPhysicalLinkSubscriptionInfo(MPhysicalLinkObserver& aMPhysicalLinkObserver, TBTDevAddr aAddr):

					iMPhysicalLinkObserver(aMPhysicalLinkObserver), iAddr(aAddr){};

	MPhysicalLinkObserver& 	iMPhysicalLinkObserver;

	TBTDevAddr 				iAddr;

	};

class MPhysicalLinkObserver

/**

	Interface for simple notifications to the presence of physical channel

	or for especially interested parties a change in security.

**/

	{

public:

	virtual void PhysicalLinkChange(const TBTBasebandEventNotification& aEvent, CPhysicalLink& aPhysicalLink) = 0;

	virtual TPhysicalLinkObserverQLink& ObserverQLink() = 0;

	};

class MBluetoothPrefetchNotifier;

typedef TPolymorphicQLink<MBluetoothPrefetchNotifier> TPrefetchNotifierQLink;

/**

Interface for notification of when a prefetched PIN code entry has completed.

*/

NONSHARABLE_CLASS(MBluetoothPrefetchNotifier)

	{

public:

	virtual TPrefetchNotifierQLink& MbpnQueLink() = 0;

	virtual void MbpnPrefetchComplete(TInt aError) = 0;

	};

#endif