// Copyright (c) 1997-2009 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

 @internalAll 

*/

#ifndef __ATANSWER_H__

#define __ATANSWER_H__

#include "ATCALL.H"

class CATAnswerVoice : public CATVoiceCallConnectCommands

/**

@internalComponent

*/

	{

public:

	static CATAnswerVoice* NewL(CATIO* aIo, CTelObject* aTelObject,CATInit* aInit,CPhoneGlobals* aPhoneGlobals);

	~CATAnswerVoice();

	virtual void Start(TTsyReqHandle aTsyReqHandle, TAny* aParams);

	virtual void Stop(TTsyReqHandle aTsyReqHandle);

	virtual void Complete(TInt aError,TEventSource aSource);

protected:

	CATAnswerVoice(CATIO* aIo, CTelObject* aTelObject,CATInit* aInit,CPhoneGlobals* aPhoneGlobals);

	virtual void EventSignal(TEventSource aSource);

	virtual void CompleteWithIOError(TEventSource aSource,TInt aStatus);

private:

	enum {

		EATNotInProgress,

		EATInitialising,

		EATSendAnswerCommand,

		EATAnswerWaitForWriteComplete,

		EATAnswerReadCompleted,

		EATTickleWaitForWriteComplete,

		EATTickleReadCompleted,

		EATCancellingWaitForWriteComplete,

		EATCancellingReadCompleted,

		EDTRDropped,

		EWaitForDTRRaiseSettle,

		EATHangupWaitForWriteComplete,

		EATHangupReadCompleted

		} iState;

	};

class CATWaitForNoCarrier;

class CATAnswerData : public CATDataCallConnectCommands

/**

@internalComponent

*/

	{

public:

	static CATAnswerData* NewL(CATIO* aIo, CTelObject* aTelObject,CATInit* aInit,CPhoneGlobals* aPhoneGlobals);

	~CATAnswerData();

	virtual void Start(TTsyReqHandle aTsyReqHandle, TAny* aParams);

	virtual void Stop(TTsyReqHandle aTsyReqHandle);

	virtual void Complete(TInt aError,TEventSource aSource);

protected:

	CATAnswerData(CATIO* aIo, CTelObject* aTelObject,CATInit* aInit,CPhoneGlobals* aPhoneGlobals);

	virtual void EventSignal(TEventSource aSource);

	virtual void CompleteWithIOError(TEventSource aSource,TInt aStatus);

private:

	TInt ValidateAnswerExpectString();

private:

	enum {

		EATNotInProgress,

		EATInitialising,

		EATSendAnswerCommand,

		EATAnswerWaitForWriteComplete,

		EATAnswerReadCompleted,

		EATSpeedReadCompleted,

		EATCancellingWaitForWriteComplete,

		EATCancellingReadCompleted,

		EDTRDropped,

		EWaitForDTRRaiseSettle,

		EATHangupWaitForWriteComplete,

		EATHangupReadCompleted

		} iState;

	};

#endif