/*

* Copyright (c) 2002-2009 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:  Handles Ussd communications to the Phone Server.

*

*/

#ifndef USSDCOMMS_H

#define USSDCOMMS_H

// INCLUDES

#include <coemain.h>

#include <CPhCltUssdInt.h>

#include <PhCltTypes.h>

// CONSTANTS

const TInt KUssdEditorMaxLenght = 182;

// FORWARD DECLARATIONS    

class CPhCltUssd;

// CLASS DECLARATION

/**

*  CUssdComms  

*  Handles Ussd communications to the Phone Server.

*

*  @since 1.0

*/

class CUssdComms : public CBase  

    {

    public: // Constructors and destructor

        /**

        * Two-phased constructor

        */

        static CUssdComms* NewL();

        /**

        * Destructor.

        */

        ~CUssdComms();

    public: // Member functions

        /**

        * Send created string

        * 

        * @param aString String to be sent.

        * @return Error code

        */

        TInt SendString( const TDesC& aString );

        /**

        * Application to foreground

        * 

        * @return ETrue if editor needs clearing.

        */

        TBool InformAppForeground();

        /**

        * Application to background

        */

        void InformAppBackground();

        /**

        * Tell the reason why app was terminated.

        */

        void InformExitReason( TPhCltUssdAppExitReason aExitReason );

    protected: // Constructor

        // Default constructor

        CUssdComms();

        // 2nd phase constructor

        void ConstructL();

    private: // Data

        // Sending Ussd, Inform ussd

        CPhCltUssdInt* iUssdClientInt; 

        // Ussd application exit reason.

        TPhCltUssdAppExitReason  iExitReason;

    };

#endif // USSDCOMMS_H

// End of File