/*

* Copyright (c) 2007-2009 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: 

* Defines common classes which are used to describe observed SWI events.

*

*/

/**

 @file

 @internalComponent

 @released

*/

 #ifndef SWIOBSERVEDINFO_H

 #define SWIOBSERVEDINFO_H

 #include <e32cmn.h>

 #include <swi/swiobcommon.h>

 namespace Swi

 	{

 	NONSHARABLE_CLASS(CObservationData) : public CBase

	/**

		Class for a single observation record data. Contains the basic information about

		a changed file by the SWI operation. Each observed SWI event in an observation log

		corresponds to a single observation data.	

	 */

		{

	public:

		IMPORT_C static CObservationData* NewLC();

		IMPORT_C static CObservationData* NewL(const TDesC& aFileName, const TSecureId& aSid, const TUint8 aFileFlag);

		IMPORT_C static CObservationData* NewLC(const TDesC& aFileName, const TSecureId& aSid, const TUint8 aFileFlag);

		IMPORT_C void InternalizeL(RReadStream& aStream);

		IMPORT_C void ExternalizeL(RWriteStream& aStream) const;

		~CObservationData();

	private:

		CObservationData();

		CObservationData(const TSecureId& aSid, const TUint8 aFileFlag);

		void ConstructL(const TDesC& aFileName);

	public:

		HBufC* iFileName; 	///< Fully qualified file path.

		TSecureId iSid;   	///< Secure Id of the file.

		/**

			Gives information about the file: whether the file has been removed 

			from the system and the type of the file (exe or dll).

		 */

		TUint8 iFileFlag;

		};

	NONSHARABLE_CLASS(CObservationHeader) : public CBase

	/**

		Class that contains all observation records related with a specific package. 

		In an observation log file, each header info corresponds to a specific package.	

	 */

		{

	public:

		IMPORT_C static CObservationHeader* NewLC();

		IMPORT_C static CObservationHeader* NewL(const TUid& aPckgUid, const TPackageType aPckgType, const TOperationType aOpType);

		IMPORT_C static CObservationHeader* NewLC(const TUid& aPckgUid, const TPackageType aPckgType, const TOperationType aOpType);

		IMPORT_C void InternalizeL(RReadStream& aStream);

		IMPORT_C void ExternalizeL(RWriteStream& aStream) const;

		~CObservationHeader();

	private:

		CObservationHeader();

		CObservationHeader(const TUid& aPckgUid, const TPackageType aPckgType, const TOperationType aOpType);

	public:

		TUid iPckgUid;				///< The package Uid of the package which copies/deletes the file.

		TPackageType iPckgType;		///< The type of package (SA, SP, PU, etc.)

		TOperationType iOpType;     ///< Operation type: Install, Uninstall, Restore etc.

		};

	NONSHARABLE_CLASS(CObservationFilter) : public CBase

	/**

		Class that represents a filter list which is used to filter SWI observation.

		SWI Observer ECOM plug-in implementations declares the folders in which they

		are intrested by using this class.

	 */

		{

	public:

		IMPORT_C static CObservationFilter* NewL();	

		IMPORT_C static CObservationFilter* NewLC();

		IMPORT_C void AddFilterL(const HBufC* aFilter);

		IMPORT_C TBool FindF(const HBufC* aFilter) const;

		~CObservationFilter();

	private:

		CObservationFilter();

	private:

		RPointerArray<HBufC> iFilterList; ///< The list of filters used to filter the observations.

		};

 	} // End of namespace Swi

 #endif