/*

* Copyright (c) 2002-2004 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:  Subsession for Ussd.

*

*/

#ifndef CPHSRVSUBSESSIONUSSD_H

#define CPHSRVSUBSESSIONUSSD_H

// INCLUDES

// CLASS DECLARATION

/**

*  USSD Subsession.

*

*  @since 1.0

*/

class CPhSrvSubSessionUssd : 

    public CPhSrvSubSessionBase, 

    public MPhSrvUssdMessageSentObserver

    {

    public:

        /**

        * Constructor.

        *

        * @param aSession The session where this subsession belongs.

        */

        CPhSrvSubSessionUssd( CPhSrvSession& aSession );

    private: // Functions from base classes

        /**

        * @see MPhSrvMessageDecoder

        */

        TBool PhSrvMessageDecoderCanProcessMessage( TInt aFunction );

        /**

        * @see MPhSrvMessageProcessor

        */

        void PhSrvMessageProcessorHandleMessageL( const RMessage2& aMessage );

        /**

        * @see MPhSrvUssdMessageSentObserver

        */

        void UssdMessageSentObserverHandleResult( TInt aError );

    private: // SubSession function handlers

        void CmdSubSessionCloseL( const RMessage2& aMessage );

        void CmdSubSessionSendMessageL( const RMessage2& aMessage );

        void CmdSubSessionSendMessageCancelL( const RMessage2& aMessage );

        void CmdSubSessionStartEditingL( const RMessage2& aMessage );

        void CmdSubSessionAppStartingL( const RMessage2& aMessage );

        void CmdSubSessionAppTerminatingL( const RMessage2& aMessage );

        void CmdSubSessionAppToForegroundL( const RMessage2& aMessage );

        void CmdSubSessionAppToBackgroundL( const RMessage2& aMessage );

        void CmdSubSessionStartSATL( const RMessage2& aMessage );

        void CmdSubSessionStopSATL( const RMessage2& aMessage );

    private:    // Data

        // Indicates whether we have a pending send request.

        TBool       iHavePendingSendMessagePointer;

        // Initialized when the client initiates a send message request.

        RMessage2   iPendingSendMessagePointer;

    };

#endif // CPHSRVSUBSESSIONUSSD_H

// End of File