/*

* Copyright (c) 2005 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:  A class that fetches resources via RFile.

*

*/

#ifndef FILE_HANDLER_H

#define FILE_HANDLER_H

// INCLUDES

#include <e32base.h>

#include "UrlHandler.h"

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

class CIdle;

// CLASS DECLARATION

/**

*  A class that fetches resources via RFile.

*

*  \b Library: FeedsEngine.lib

*

*  @since 3.0

*/

class CFileHandler: public CUrlHandler

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CFileHandler* NewL();

        /**

        * Destructor.

        */        

        virtual ~CFileHandler();

    public:  // From MUrlHandler

        /**

        * Loads the given url -- asynchronously

        *

        * @since 3.0

        * @param aUrl The url to load

        * @param aObserver The load observer.

        * @return void.

        */

        virtual void LoadUrlL(const TDesC& aUrl, MLoadObserver& aObserver);

    private:

        /**

        * C++ default constructor.

        */

        CFileHandler();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

        /**

        * Loads and passes the buffer to the observer.

        *

        * @since 3.0

        * @param aPtr The this pointer.

        * @return Always returns EFalse.

        */

        static TInt LoadCompleted(TAny* aPtr);

        /**

        * Loads and passes the buffer to the observer.

        *

        * @since 3.0

        * @return The buffer.

        */

        HBufC8* LoadCompletedHelperL();

    private:

        TLeakTracker    iLeakTracker;

        HBufC16*        iUrl;

        MLoadObserver*  iObserver;

        CIdle*          iIdle;

    };

#endif      // FILE_HANDLER_H

// End of File