/*

* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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: 

*     This file contains the definition of transaction observer of Download Mgr Server.

*

*/

#ifndef __DOWNLOADMGR_CODOBSERVER_H__

#define __DOWNLOADMGR_CODOBSERVER_H__

#include <e32base.h>

// FORWARD DECLARATIONS

class RHttpDownloadMgr;

// CLASS DECLARATION

NONSHARABLE_STRUCT( SDMgrCodUserData )

    {

    public:

        MCodDownloadObserver::TEvent iPrevCodEvent;

        TInt                         iHandle;

    };

/**

*  Handles the responses of the asyncron services.

*  It can be created by a RHttpDownloadMgr session or 

*  RHttpDownload subsession.

*

*  @lib -

*  @since Series 60 2.8

*/

NONSHARABLE_CLASS( CCodObserver ) : public CBase,

                                    public MCodDownloadObserver

	{

    public:

        /**

        * Two-phased constructor.

        */

        static CCodObserver* NewL( RHttpDownloadMgr* aDownloadMgr );

        /**

        * Destructor.

        */

        virtual ~CCodObserver();

    public: // From MCodDownloadObserver

	    void CodEventL( CCodDownload& aDownload, TEvent aEvent );

    private:

        /**

        * C++ default constructor.

        */

        CCodObserver( RHttpDownloadMgr* aDownloadMgr );

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

    private:

        RHttpDownloadMgr* iDownloadMgr;  ///< NOT Owned.

        TBool iDlAttrCodPdAvailableSet; // 

        TBool iReadyForPD;

        //Following  variables are used to store the values during progress update.

        //These values are sent to server only if they are changed

        TInt32 iCodLength;         //Stores the value of size of CodDownLoad length

        HBufC* iFilename;         //Stores the value CodDownload path name

	};

#endif /* __DOWNLOADMGR_CODOBSERVER_H__ */