/*

* Copyright (c) 2007-2008 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 IAUPDATEQUERYHISTORY_H

#define IAUPDATEQUERYHISTORY_H

//  INCLUDES

#include <e32base.h>

#include <f32file.h>

#include <s32strm.h> 

/**

* TIAUpdateQueryHistoryItem

*

*/

class TIAUpdateQueryHistoryItem

	{

	public:

	    void SetTime( TTime aTime );

	    TTime Time();

		void InternalizeL( RReadStream& aStream );

		void ExternalizeL( RWriteStream& aStream );

	public:

    	// application uid 

		TUint32 iUid;

		// last query time

		TTime iTime;

	};

/**

* CIAUpdateQueryHistory

*  

*/

class CIAUpdateQueryHistory : public CBase

    {

    static const TInt KDefaultDelayHours = 168; // one week

	public:

        static CIAUpdateQueryHistory* NewL();

        virtual ~CIAUpdateQueryHistory();

    private:

        CIAUpdateQueryHistory();

        void ConstructL();

	public:  // public api

	    void SetTimeL( TUint aUid );

	    void SetDelay( TInt aHours );

	    TBool IsDelayedL( TUint aUid );

	private:

	    void ConnectLC( RFs& aFsSession, TDes& aPath );

	    TInt ItemIndex( TUint aUid );

	    void AddItemL( TIAUpdateQueryHistoryItem aItem );

	    TIAUpdateQueryHistoryItem& Item( TInt index );

	    TBool IsDelayed( TIAUpdateQueryHistoryItem& aItem );

	private:

	    void WriteHistoryL( RFs& aFsSession, const TDesC& aPath );

	    void ReadHistoryL( RFs& aFsSession, const TDesC& aPath );

		void InternalizeL( RReadStream& aStream );

		void ExternalizeL( RWriteStream& aStream );

    private:

		// list of query items

		RArray<TIAUpdateQueryHistoryItem> iList;

		TInt iDelay;

	};

#endif      // IAUPDATEQUERYHISTORY_H

// End of File