/*

* Copyright (c) 2003-2007 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:   Structure to hold MMS encapsulation 1.1 version

*                previoulsy-sent-by and previously-sent-date information  

*

*/

#ifndef MMSSENDINGCHAIN_H

#define MMSSENDINGCHAIN_H

//  INCLUDES

#include <e32base.h>

#include <mtclbase.h>

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

*  Object for storing previously-sent-by objects.

*

*  @lib mmsutil.lib

*  @since 2.1

*/

class CMmsSendingChain : public CBase

    {

    public:  // Constructors and destructor

        /**

        * C++ default constructor.

        */

        CMmsSendingChain();

        /**

        * Destructor.

        */

        virtual ~CMmsSendingChain();

    public: // New functions

        /**

        * Ordering function.

        * @since 2.1

        * @param aFirst first item to be compared

        * @param aSecond second item to be compared

        * @return 1 if aFirst > aSecond, -1 if aFirst < aSecond, 0 if aFirst == aSecond

        */

        static TInt Compare( const CMmsSendingChain& aFirst, const CMmsSendingChain& aSecond );

        /**

        * Internalize.

        * @since 2.1

        * @param aStream opened read stream

        */

        void InternalizeL( RMsvReadStream& aStream );

        /**

        * Externalize.

        * @since 2.1

        * @param aStream opened write stream

        */

        void ExternalizeL( RMsvWriteStream& aStream ) const;

        /**

        * Order accessor.

        * @since 2.1

        * @return iOrder

        */

        inline TUint Order() const;

        /**

        * Order mutator.

        * @since 2.1

        * @param sets iOrder

        */

        inline void SetOrder( TUint aOrder );

        /**

        * Date accessor.

        * @since 2.1

        * @return date in seconds from 1970-01-01.

        */

        inline TInt64 Date() const;

        /**

        * Date mutator. 

        * @since 2.1

        * @param aDate date in seconds from 1970-01-01.

        */

        inline void SetDate( const TInt64 aDate );

        /**

        * Sender accessor.

        * @since 2.1

        * @return Real address of sender (for example phone number).

        */

        IMPORT_C TPtrC Sender() const;

        /**

        * Sender mutator.

        * @since 2.1

        * @param aSender

        */

        IMPORT_C void SetSenderL( const TDesC& aSender );

        /*

        * How much room this needs on disk

        * @since 2.1

        * @return amount of bytes the data in this item needs

        */

        TInt Size() const;

    public: // Functions from base classes

    protected:  // New functions

    protected:  // Functions from base classes

    private:

    public:     // Data

    protected:  // Data

    private:    // Data

        // sending order

        TUint32  iOrder;

        // sending date as seconds from 1.1.1970

        TInt64  iDate;

        // the address of the sender

        HBufC*  iSender;

    public:     // Friend classes

    protected:  // Friend classes

    private:    // Friend classes

    };

#include "mmssendingchain.inl"

#endif      // MMSSENDINGCHAIN_H   

// End of File