// Copyright (c) 2008-2009 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:

//

/**

 @file

 @publishedAll

 @released

*/

#ifndef REMCONGROUPNAVIGATIONTARGET_H

#define REMCONGROUPNAVIGATIONTARGET_H

#include <e32base.h>

#include <s32mem.h>

#include <remconcoreapi.h>

#include <remcon/avrcpspec.h>

#include <remcon/remconinterfacebase.h>

#include <remcon/remconinterfaceif.h>

class MRemConGroupNavigationTargetObserver;

class CRemConInterfaceSelector;

/**

Client-instantiable type supporting sending Battery Status responses.

*/

NONSHARABLE_CLASS(CRemConGroupNavigationApiTarget) : public CRemConInterfaceBase, 

								          		public MRemConInterfaceIf

	{

public:

	/**

	Factory function.

	@see CRemConInterfaceSelector

	@param aInterfaceSelector The interface selector. The client must have 

	created one of these first.

	@param aObserver The observer of this interface.

	@return A new CRemConGroupNavigationApiTarget, owned by the interface selector.

	*/

	IMPORT_C static CRemConGroupNavigationApiTarget* NewL(CRemConInterfaceSelector& aInterfaceSelector, 

		MRemConGroupNavigationTargetObserver& aObserver);

	/**

	Factory function.

	@see CRemConInterfaceSelector

	@param aInterfaceSelector The interface selector. The client must have 

	created one of these first.

	@param aObserver The observer of this interface.

	@param aNextGroupSupported Whether the Client support the next Group functionality.

	@param aPreviousGroupSupported Whether the Client support the previous Group functionality.

	@return A new CRemConGroupNavigationApiTarget, owned by the interface selector.

		*/

	IMPORT_C static CRemConGroupNavigationApiTarget* NewL(CRemConInterfaceSelector& aInterfaceSelector, 

			MRemConGroupNavigationTargetObserver& aObserver, TBool aNextGroupSupported, TBool aPreviousGroupSupported);

	/** Destructor */

	IMPORT_C ~CRemConGroupNavigationApiTarget();

public:

	/** Send a 'next group' response.

	Called by the client after receiving a MRemConGroupNavigationTargetObserver::MrcgntoNextGroup().

	@param aStatus Used by RemCon to indicate completion of the send request.

	aStatus may be NULL if no completion indication required.

	@param aError The response error.

	*/

	IMPORT_C void NextGroupResponse(TRequestStatus*& aStatus, TInt aError);

	/** Send a 'previous group' response.

	Called by the client after receiving a MRemConGroupNavigationTargetObserver::MrcgntoPreviousGroup().

	@param aStatus Used by RemCon to indicate completion of the send request.

	aStatus may be NULL if no completion indication required.

	@param aError The response error.

	*/

	IMPORT_C void PreviousGroupResponse(TRequestStatus*& aStatus, TInt aError);

private:

	/** 

	Constructor.

	@param aInterfaceSelector The interface selector.

	@param aObserver The observer of this interface.

	*/

	CRemConGroupNavigationApiTarget(CRemConInterfaceSelector& aInterfaceSelector, 

		MRemConGroupNavigationTargetObserver& aObserver);

	void SendGroupResponse(TGroupNavigationPassthroughOperationIds aId, TRequestStatus*& aStatus, TInt aError);

	void ConstructL();

	void ConstructL(TBool aNextGroupSupported, TBool aPreviousGroupSupported);

private: // from CRemConInterfaceBase

	TAny* GetInterfaceIf(TUid aUid);

private: // from MRemConInterfaceIf

	void MrcibNewMessage(TUint aOperationId, const TDesC8& aData);

private: // unowned

	MRemConGroupNavigationTargetObserver& iObserver;

private: // owned

	CBufFlat*		iOutData;

	TPtr8			iPtr;

	RBufWriteStream iStream;

	TUint 			iNumRemotes;

	};

#endif // REMCONGROUPNAVIGATIONTARGET_H