/*

* 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:  Encapsulates an active object used in notify services.

*

*/

#ifndef CPHCLTUSSDREQUESTHANDLER_H

#define CPHCLTUSSDREQUESTHANDLER_H

// INCLUDES

#include <e32base.h>

#include "rphcltussd.h"

// FORWARD DECLARATIONS

class MPhCltUssdRequestHandler;

// CLASS DECLARATION

/**

*  Encapsulates an active object used in notify services.

*

*  @lib phoneclient.lib

*  @since 1.0

*/

NONSHARABLE_CLASS( CPhCltUssdRequestHandler ) : public CActive

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        * 

        * @param aHandler Handler for the USSD messages.

        * @param aPriority Priority to be used.

        * @return Pointer to created CPhCltUssdRequestHandler instance.

        */        

        static CPhCltUssdRequestHandler* NewL( 

            MPhCltUssdRequestHandler& aHandler,

            TInt aPriority );

        /**

        * Destructor.

        */

        ~CPhCltUssdRequestHandler();

    public:

        /**

        * Send string.

        *

        * @param aMsgData 7-bit data.

        * @param aMsgAttribute Definitions.

        */

        void SendUssd( 

            const TDesC8& aMsgData, 

            const TDesC8& aMsgAttribute );

        /**

        * Cancel send.

        */

        void SendUssdCancel();

        /**

        * USSD Client

        *                 

        * @return Reference to RPhCltUssd instance.

        */  

        RPhCltUssd& UssdClient();

    private: // From base classes

        /*

        * From CActive. Called when send is done.

        */

        void RunL();

        /**

        * From CActive. Called when send is cancelled.

        */

        void DoCancel();

    private:

        /**

        * C++ constructor.

        */

        CPhCltUssdRequestHandler( 

            MPhCltUssdRequestHandler& aHandler,

            TInt aPriority );

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

    private:    // Data

        // The handler for requests.

        MPhCltUssdRequestHandler& iHandler;

        // Server connection to be used to perform functionality.

        RPhCltServer iPhClient;

        // USSD subsession to server side.

        RPhCltUssd iUssdClient;

    };

#endif // CPHCLTUSSDREQUESTHANDLER_H

// End of File