// 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:

// @file atdialvoice.h

// This contains CATDialVoice which dial a voice call.

// 

#ifndef ATDIALVOICE_H_

#define ATDIALVOICE_H_

//system include

#include <etelmm.h>

//user include

#include "atcommandbase.h"

#include "unsolicitedparams.h"

#include "athangup.h"

#include "allcallreleasecompleteobserver.h"

class CATDialVoice : public CAtCommandBase, public MAllCallReleaseCompleteObserver

	{

public:

	/**

	*  static NewL  

	*

	* @param aGloblePhone

	* @param aCtsyDispatcherCallback

	*/	

	static CATDialVoice* NewL(CGlobalPhonemanager& aGloblePhone,

			                  CCtsyDispatcherCallback& aCtsyDispatcherCallback);

	/**

	*  static NewLC  

	*

	* @param aGloblePhone

	* @param aCtsyDispatcherCallback

	*/	

	static CATDialVoice* NewLC(CGlobalPhonemanager& aGloblePhone,

			                   CCtsyDispatcherCallback& aCtsyDispatcherCallback);

	/**

	 * Destructor

	 * 

	 */

	virtual ~CATDialVoice();

	/**

	* Virtual function. Inherited from CAtCommandBase

	* 

	* Execute AT Command

	*/

	virtual void ExecuteCommand();

	/**

	* Virtual function. Inherited from CAtCommandBase

	* 

	* @param aResponseBuf Line buf reading from baseband 

	*/

	virtual void ParseResponseL(const TDesC8& aResponseBuf);

	/**

	* Will be called by AT Manager whenever a event was triggered

	* 

	* @param aEventSource

	* @param aStatus

	*/

	virtual void EventSignal(TAtEventSource aEventSource, TInt aStatus);

	/**

	* Start AT request

	* 

	*/

	virtual void StartRequest();

	/**

	 * set telephone number

	 * 

	 * @param aTelNum

	 */

	void SetTelephoneNumber(const TDesC8& aTelNum);

	/**

	 * ETrue : Emergency call

	 * EFalse : Normal call

	 */

	void SetEmergnecyCallFlag(TBool aIsEmergencyCall = EFalse);

	/**

	 * Init member

	 * 

	 */

	void InitVariable();

	/**

	 * From MAllCallReleaseCompleteObserver

	 * 

	 * @param aError

	 */

	virtual void ReleaseAllCallComplete(TInt aError);

protected:

	/**

	* Constructor

	*

	* @param aGloblePhone

	* @param aCtsyDispatcherCallback

	*/	

	CATDialVoice(CGlobalPhonemanager& aGloblePhone,

			     CCtsyDispatcherCallback& aCtsyDispatcherCallback); 

	/**

	* 2nd Constructor

	* 

	*/	

	void ConstructL();

	/**

	* The last execute end of this command

	* 

	*/	

	virtual void Complete();

	/**

	 * Parse +Wind at command

	 * 

	 * @param aParams class TUnsolicitedParams

	 * @param aCommandBuf buffer of at command

	 */

	TInt ParseUnsolicitedCommandBufL(TUnsolicitedParams& aParams, const TDesC8& aCommandBuf);

	/**

	 * Parse +Wind at command

	 * 

	 * @param aParams class TUnsolicitedParams

	 */

	TInt ProcessUnsolicitedCallCreated(const TUnsolicitedParams& aParams);

private:

	/**

	 * Handle IO errors

	 * 

	 */

	void HandleIOError();

	/**

	 * Handle response error

	 * 

	 */

	void HandleResponseError();

	/**

	 * Handle call dialing complete

	 * 

	 */

	void HandleDiallingComplete();

	/**

	 * Handle call connecting complete

	 * 

	 */

	void HandleConnectingComplete();

	/**

	 * Handle call connected complete

	 * 

	 */

	void HandleConnectedComplete();

private:

	/**

	 * Dial voice call step

	 * 

	 */

	enum TDialVoicStep

		{

		EATDialNotInProgress,

		EATWaitForWriteComplete,

		EATWaitForDiallingComplete,

		EATWaitForConnectingComplete,

		EATWaitForConnectedComplete

		};

private:

	/**

	 * Telephony number

	 * 

	 */

	TBuf8<RMobilePhone::KMaxMobileTelNumberSize> iTelNum;

	/**

	 * call id

	 * 

	 */

	TInt iCallId;

	/**

	 * I/O error when Read or Write

	 * include timeout

	 */

	TInt iStatus;

	/**

	 * At Command return errors

	 * 

	 */

	TInt iResult;

	/**

	 * OK response is founded

	 * 

	 */

	TBool iOKFounded;

	/**

	 * State about reading and writing

	 * 

	 */

	TDialVoicStep iDialStep;

	/**

	 * True : Emergency Call

	 * False : Normal Call

	 * 

	 */

	TBool iIsEmergencyCall;

	/**

	 * When Emergency call release all call

	 */

	CATHangUp* iATH;

	};

#endif /*ATDIALVOICE_H_*/