/*

* Copyright (c) 2002 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:  Used by ProvisioningSC to read data from SIM cards

*

*/

#ifndef CWPWIMHANDLER_H

#define CWPWIMHANDLER_H

//  INCLUDES

#include	<e32base.h>

#include	<msvapi.h>

// #include	<MWPCard.h>

#include <ProvSC.h>

// FORWARD DECLARATIONS

class	MWPWimObserver;

class	CWimOMAProv;

/**

*  

*  

*  @since 2.5

*/

class CWPWimHandler : public CActive

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CWPWimHandler* NewL( MWPWimObserver& aObserver );

		/**

        * Two-phased constructor.

        */

        static CWPWimHandler* NewLC( MWPWimObserver& aObserver );

        /**

        * Destructor.

        */

        virtual ~CWPWimHandler();

	public: 

		/**

        * Reads provisioning file asynchronously

        * @since 2.5

        */

		void ReadProvFile( const TOMAType& aFileType );

		        /**

        * Gets the length of the provisioning

		* document

        * @since 2.5

        * @return length

        */

		// TInt DocLength();

		/**

        * Fetches the read provisioning document

        * @since 2.5

        * @return pointer to a copy of the prov doc

        */

		HBufC8* DocL();

	protected:

		// from CActive

		void RunL();

		void DoCancel();

    private:

        /**

        * C++ default constructor.

        */

        CWPWimHandler( MWPWimObserver& aObserver );

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

		void Retrieve();

	private:

        enum TOMAPhase

            {

            EInitialize,

            EConnectClientSession,

            EInitializeWim,

            EInitializeDone,

            EGetSize,

            EGetSizeDone,

            ERetrieve,

            ERetrieveDone

            };

    private:    // Data

	CWimOMAProv* iFileLoader; // owns

	HBufC8* iProvisioningDoc; // owns

	MWPWimObserver& iObserver;

	TRequestStatus* iGetStatus; // owns

	TPtr8 iProvData;

	TOMAPhase iPhase;

	TInt	iFileSize;

	TBool	iClientInitialized;

	TOMAType iFileType;

    };

#endif      // CWPWimHandler_H   

// End of File