/*

* Copyright (c) 2002-2005 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: 

*     A part of WV engine group feature interface. 

*     Handles asyncronous requests. 

*

*/

#ifndef CImpsGroupCommand_H

#define CImpsGroupCommand_H

//  INCLUDES

#include <e32base.h>

#include "impsconst.h"

#include "impsservercommon.h"

#include "impsdataaccessorapi.h"

#include "impsclientsrv.h"

// FORWARD DECLARATIONS

class RImpsGroupClient2;

class CImpsFields;

class CImpsKey;

class CImpsDataAccessor;

// CLASS DECLARATION

    class CImpsGroupCommand2 :public CActive

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        * @param aClient a client session

        */

        static CImpsGroupCommand2* NewL( RImpsGroupClient2& aClient );

        /**

        * Destructor.

        */

        virtual ~CImpsGroupCommand2();

    public: // New functions

        /** 

        * Start the execution. 

        * @param aOpId operation-id

        * @param aType message type

        */

        void StartRunL( 

            TInt                aOpId,

            TImpsServRequest    aType = EImpsServGroup); 

        /**

        * Reset all the member

        */

        void ResetMembers( );

        /**

        * Initialize the command with type and array size and the array address

        * @param aElementArray Key array releated to the command 

        * @param aArraySize size of the array

        */

        void InitialiseL( const TImpsContent* aElementArray,

                          const TUint aArraySize );

        /**

        * Insert string element to the command

        * @param aElementValue Value is inserted to the dataaccesor

        * @param aElementName name of the key

        */

        void InsertElementL( const TDesC& aElementValue,

                             const TImpsContent aElementName );

        /**

        * Insert boolean element to the command

        * @param aBool Boolean Value is inserted to the dataaccesor

        * @param aElementName name of the key

        */

        void InsertElementL( TBool aBool,

                             const TImpsContent aElementName );

        /**

        * Insert boolean element to the command

        * @param aInt Integer Value is inserted to the dataaccesor

        * @param aElementName name of the key

        */

        void InsertElementIntL( TInt aInt,

                             const TImpsContent aElementName );

        /**

        * Insert string element to the command

        * @param aElementValue Value is inserted to the dataaccesor

        * @param aElementName name of the key

        * @param aIndex index of the key

        */

        void InsertElementL( const TDesC& aElementValue,

                             const TImpsContent aElementName,

                             TInt aIndex );

        /**

        * Insert empty element to the command

        * @param aElementName name of the key

        */

        void InsertEmptyL( const TImpsContent aElementName );

        /**

        * Add key to command

        * @param aKey to be inserted

        */

        inline void AddKeyL( TUint aKey );

        /**

        * Pop Key from command

        */

        inline void PopKeyL( );

        /**

        * Set message type to the command

        * @param aMsgType Messagetype of the command

        */

        inline void SetMessageType( TImpsMessageType aMsgType );

        /**

        * Pack the command

        */

        void PackMessageL( );

        /**

        * Send the packed data to the server

        * @param messagetype 

        * @param operatioid

        */

        void PackAndSendL( TImpsMessageType aMsgType, TInt aOpId );

    private:

        /**

        * C++ default constructor.

        * @param aPriority Pririty of the command

        * @param aClient a client session

        */

        /**

        */

        CImpsGroupCommand2( TInt aPriority, RImpsGroupClient2& aClient );

        // from CActive

        void RunL();

        void DoCancel();

        // By default, prohibit copy constructor

        CImpsGroupCommand2( const CImpsGroupCommand2& );

        // Prohibit assigment operator

        CImpsGroupCommand2& operator= ( const CImpsGroupCommand2& );

    private:    // Data

        RImpsGroupClient2&               iClient;

        TInt                            iOpId;

        TImpsServRequest                iType;

        TImpsMessageType                iMessageType;

        HBufC8*                         iMessage;

        CImpsFields*                    iImpsFields;

        CImpsDataAccessor*              iAccessor;

        MImpsKey*                       iKey;

        TPtrC8                          iMessagePtr;

    };

#include "ImpsGroupCommand.inl"

#endif      // CImpsGroupCommand_H

// End of File