// 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:

// Header for etel driver strategy class

// 

//

/**

 @file 

 @internalComponent

*/

#ifndef METELDRIVERSTRATEGY_H

#define METELDRIVERSTRATEGY_H

// forward declarations

class CEtelDriverContext;

/** base class for spud etel driver strategy */

class MEtelDriverStrategy

	{

public:

	/** union of all elementary steps to be performed during execution of strategies */

	enum TSequenceStep

		{

		EStartStep,

		EInitPhoneStep,

		EOpenNewQoSStep,

		EGetConfigStep,

		ESetConfigStep,

		EInitialiseContextStep,

		ESetProfileParamsStep,

		EGetProfileParamsStep,

		ECreateNewTFTStep,

		EAddFirstTftStep,

		EDeleteTftStep,

		ERemoveFirstTftStep,

		ERemoveTftStep,

		EAddTftStep,

		EActivateStep,

		EModifyActiveStep,

		EDeactivateStep,

		EDeleteContextStep,

		EChangeTftFinished,

		EModifyActiveContext,

		// add execution steps here

		EFinishStep

		};

public:

	/** Executes next asynchronous step in a strategy. 

	@param aContext - pdp context

	@param aStatus - request status of this step

	*/

	virtual void Next (CEtelDriverContext& aContext, TRequestStatus* aStatus) = 0;

	/** 

	Notifies SPUD FSM about execution results.

	@param aContext - pdp context

	@param aCompletionStatus - completion request status

	*/	

	virtual void NotifyFsm (CEtelDriverContext& aContext, TRequestStatus& aCompletionStatus) = 0;

	/** Cancels last asynchronous request to eTel

	@param  aContext - pdp context

	*/

	virtual void CancelAsyncRequest(CEtelDriverContext& aContext) = 0;

	};

#endif // METELDRIVERSTRATEGY_H