/*

* 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 the License "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: 

* Definition of the CVersion

*

*/

/**

 @file 

 @released

 @internalTechnology

*/

#ifndef __SISVERSION_H__

#define __SISVERSION_H__

#include <e32base.h>

#include "sisfield.h"

namespace Swi 

{

namespace Sis

 {

 class TPtrProvider;

/**

 * This class represents a SISVersion. SISVersion is a basic structure found in SIS files.

 * It is described in SGL.GT0188.251.

 *

 * @released

 * @internalTechnology

 */

class CVersion : public CField

	{

public:

	/**

	 * This creates a new CVersion object.

	 *

	 * @param aDataProvider 	 An instance of a MSisDataProvider to read the entity from.

	 * @param aTypeReadBehaviour Whether we need to check the sis type or not.

	 *

	 * @return An instance of CVersion representing the data read.		 

	 */

	IMPORT_C static CVersion* NewL(MSisDataProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour = EReadType);

	/**

	 * This creates a new CVersion object and places it on the cleanup stack.

	 *

	 * @param aDataProvider 	 An instance of a MSisDataProvider to read the entity from.

	 * @param aTypeReadBehaviour Whether we need to check the sis type or not.

	 *

	 * @return An instance of CVersion representing the data read.		 

	 */

	IMPORT_C static CVersion* NewLC(MSisDataProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour = EReadType);

	/**

	 * This creates a new CVersion object in place.

	 *

	 * @param aDataProvider 	 An instance of a TPtrProvider to read the entity from.

	 * @param aTypeReadBehaviour Whether we need to check the sis type or not.

	 *

	 * @return An instance of CVersion representing the data read.		 

	 */

	IMPORT_C static CVersion* NewL(TPtrProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour = EReadType);

	/**

	 * This creates a new CVersion object in place and places it on the cleanup stack.

	 *

	 * @param aDataProvider 	 An instance of a TPtrProvider to read the entity from.

	 * @param aTypeReadBehaviour Whether we need to check the sis type or not.

	 *

	 * @return An instance of CVersion representing the data read.		 

	 */

	IMPORT_C static CVersion* NewLC(TPtrProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour = EReadType);

	IMPORT_C virtual ~CVersion();

private:

	CVersion();

	/**

	 * The second-phase constructor.

	 *

	 * @param aDataProvider		 An instance of a MSisDataProvider to read the entity from.

	 * @param aTypeReadBehaviour Whether we need to check the sis type or not.

	 */

	void ConstructL(MSisDataProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour);

	/**

	 * The second-phase in place constructor.

	 *

	 * @param aDataProvider		 An instance of a TPtrProvider to read the entity from.

	 * @param aTypeReadBehaviour Whether we need to check the sis type or not.

	 */

	void ConstructL(TPtrProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour);

public:

	/**

	 * This function returns the major version number.

	 */

	inline TInt32 Major() const;

	/**

	 * This function returns the minor version number.

	 */

	inline TInt32 Minor() const;

	/**

	 * This function returns the build version number.

	 */

	inline TInt32 Build() const;

private:

	/**

	 * The major version number.

	 */

	TInt32 iMajor;

	/**

	 * The minor version number.

	 */

	TInt32 iMinor;

	/**

	 * The build version number.

	 */

	TInt32 iBuild;

	};

// inline functions from CVersion

TInt32 CVersion::Major() const

	{

	return iMajor;

	}

TInt32 CVersion::Minor() const

	{

	return iMinor; 

	}

TInt32 CVersion::Build() const

	{

	return iBuild;

	}

 } // namespace Sis

} // namespace Swi

#endif