/*

* Copyright (c) 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:  Active object to cleanup broken links

*

*/

#ifndef C_CMPXBROKENLINKCLEANUP_H

#define C_CMPXBROKENLINKCLEANUP_H

// FOWARD DECLARATION

class MMPXFileScanStateObserver;

class MMPXBrokenLinkObserver;

/**

 *  Active Object to cleanup broken links

 *

 *  @lib mpxfilehandler.lib

 *  @since S60 3.1

 */

NONSHARABLE_CLASS( CMPXBrokenLinkCleanup ) : public CActive

    {

public:

    static CMPXBrokenLinkCleanup* NewL( MMPXFileScanStateObserver& aObserver,

                                        MMPXBrokenLinkObserver& aBrokenLinkObserver );

    virtual ~CMPXBrokenLinkCleanup();

public: // New functions

    /**

    * Start the cleanup operation

    */

    void Start();

    /**

    * Reset the object

    */

    void Reset();

    /**

    * Add a broken link for cleanup

    * @param aFile file to remove

    * @param aColid collection id of the file

    * @param aDb database of the item, ownership not xfer

    */

    void AddBrokenLinkL( const TDesC& aFile,

                         TInt aColId,

                         CMPXHarvesterDB* aDb );

protected: // From Base Class

    /**

    * From CActive

    */

    void DoCancel();

    /**

    * From CActive

    */ 

    void RunL();

    /**

    *  From CActive

    */

    TInt RunError(TInt aError);    

private: // New functions

    /**

    * Performs one iteration of the broken link check 

    * @return ETrue if all done, EFalse otherwise

    */

    TBool DoBrokenLinkL();

private:

    /**

    * Private constructor

    */

    CMPXBrokenLinkCleanup( MMPXFileScanStateObserver& aObserver,

                           MMPXBrokenLinkObserver& aBrokenLinkObserver );

    /**

    * Two Phased Constructor

    */

    void ConstructL();

private: // data

    TBool iCleaningUp; // Currently cleaning up

    MMPXFileScanStateObserver& iStateObserver; // Observer for the state

    MMPXBrokenLinkObserver&    iBrokenLinkObserver;

    CDesCArray*                iBrokenLinks;

    RArray<TInt>               iColIds;

    RPointerArray<CMPXHarvesterDB> iDBRefs; // objects not owned.

    };

#endif // C_CMPXBROKENLINKCLEANUP_H