/*

* Copyright (c) 2004-2007 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 CSERVERJOBGUARD_H

#define CSERVERJOBGUARD_H

#include <e32base.h>

#include "imageprint.h"

#include "tjobguarddata.h"

class CImagePrintBody;

class TMessageWrp2;

class CServerJobGuard : public CBase, public MPrintEventObserver

	{

	public:

		/**

		 *	2-phase constructor

		 *

		 *	@param aEngine printing engine

		 *	@return new object

		 */

		static CServerJobGuard* NewL( CImagePrintBody& aEngine );

		/**

		 *	Destructor		 

		 */

		~CServerJobGuard();

	private: // from MPrintEventObserver

		void PrintJobProgressEvent(TInt aStatus, TInt aPercentCompletion, TInt aJobStateCode);

		void PrintJobErrorEvent(TInt aError, TInt aErrorStringCode);

		void PrinterStatusEvent(TInt aError, TInt aErrorStringCode);

		void PreviewImageEvent(TInt aFsBitmapHandle);

		void ShowMessageL(TInt aMsgLine1Code, TInt aMsgLine2Code);

		TBool AskYesNoQuestionL(TInt aMsgLine1Code, TInt aMsgLine2Code);

		const TDesC& AskForInputL(TInt aMsgLine1Code, TInt aMsgLine2Code);

	public:

		/**

		 *	Prepare print job by copying image file name into internal buffer

		 *

		 *	@param aMessage message contains file name of one image. 

		 */

		void PrepareL( TMessageWrp2& aMessage );

		/**

		 *	Create print job and set this object as print job events observer

		 *

		 *	@param aMessage message contains printer id

		 */

		TInt CreateL( TMessageWrp2& aMessage );

		/**

		 *	Continue waiting for print job events

		 *

		 *	@param aMessage message completed upon event arrival

		 */

		void ContinueCreateL( TMessageWrp2& aMessage );

		/**

		 *	Stop waiting for print job events. Cancel waiting message

		 */

		void Stop();

	private:

		CServerJobGuard( CImagePrintBody& aEngine );

		void ConstructL();

		void Process( TInt aErr = KErrNone );

		void DoProcessL();

		void DoPreProcessL( const TJobGuardData& aData );

	private: // data

		CImagePrintBody& iEngine;

		TMessageWrp2* iMessage;

		RArray<TJobGuardData> iBuffer;

		RPointerArray<TDesC> iImages;

		TBool iRequestActive;

	};

#endif // CSERVERJOBGUARD_H

//  End of File