/*

* Copyright (c) 2010 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 CFOLDERRENAMEDHARVESTER_H

#define CFOLDERRENAMEDHARVESTER_H

//  INCLUDES 

#include <e32base.h>

class CFilePlugin;

class CFolderRenamedItem : public CBase

	{

public:

	static CFolderRenamedItem * NewL ( const TDesC &aOldName, const TDesC &aNewName );

	virtual ~CFolderRenamedItem();

	const TDesC& OldName();

	const TDesC& NewName();

private:

	CFolderRenamedItem();

	void ConstructL( const TDesC &aOldName, const TDesC &aNewName );

private:

	HBufC *iOldName;

	HBufC *iNewName;

	};

class CFolderRenamedHarvester : public CActive

    {

    public:

    	enum TFileHarvesterState

    		{

    		EFolderRenamedIdleState,

    		EFolderRenamedStartHarvest,

    		EFolderRenamedGetFileId

    		};

        /**

        * Construction

        * @return Harvester image plugin

        */

        static CFolderRenamedHarvester* NewL(CFilePlugin& aFilePlugin, RFs& aFs);

        /**

        * Destruction

        */

        virtual ~CFolderRenamedHarvester();

        /**

        * Start harvesting File items

        * @return ETrue, if ready.

        */

        TBool StartL( const TFileName& aOldDirectoryName, const TFileName& aNewDirectoryName );

    private:  //From CActive

	    /**

	     * From CACtive.

	     */

        void DoCancel();

        /**

	     * From CACtive.

         */

        void RunL();

        /**

	     * From CACtive.

	     * @param aError Leave code from RunL()

	     * @return Error code, KErrNone if error was handled successfully.

         */

        TInt RunError( TInt aError );

    private:

        /**

        * Private constructor

        */    

    	CFolderRenamedHarvester( CFilePlugin& aFilePlugin, RFs& aFs );

        /**

        * 2nd phase construction

        */    

        void ConstructL();

        /**

        * Get next messaging folder 

        */

        void GetNextFolderL();

        /**

        * Get File identifier

        */ 

        void GetFileIdL();

        /**

        * Checks if harvesting is ready or not.

        * @return ETrue, if ready.

        */

        void SetNextRequest( TFileHarvesterState aState );

        void HandleFolderRenameL();

    private:

        // File plugin for observing

        CFilePlugin& iFilePlugin; 

        // File harvester state.

        TFileHarvesterState iHarvestState;

        // RFs

        RFs& iFs;

        CDir* iDir;

        CDirScan* iDirscan;

        TInt iCurrentIndex;

        TInt iStepNumber;

        TFileName iOldFolderName;

        TFileName iNewFolderName;

        RPointerArray <CFolderRenamedItem> iRenamedFolders;

    };

#endif // CFOLDERRENAMEDHARVESTER_H

// End of File