/*

* Copyright (c) 2007-2009 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:  MdE session startup active object*

*/

#ifndef __MDESESSIONSTARTUPAO_H__

#define __MDESESSIONSTARTUPAO_H__

#include <e32base.h>

// Forward declaration

class CMdESessionImpl;

class RMdEEngineSession;

/**

* CMdESessionStartupAO

* An active object that handles asynchronous MdE session starting.

*/

NONSHARABLE_CLASS(CMdESessionStartupAO) : public CActive

    {

    public: // Constructors and destructors

        /**

        * Two-phased constructor.

        * @param aSessionImpl session impl

        * @param aSession the server handler

        * @return the created instance

        */

        static CMdESessionStartupAO* NewL(

            CMdESessionImpl& aSessionImpl, RMdEEngineSession& aSession );

        /**

        * Two-phased constructor.

        * @param aSessionImpl session impl

        * @param aSession the server handler

        * @return the created instance

        */

        static CMdESessionStartupAO* NewLC(

            CMdESessionImpl& aSessionImpl, RMdEEngineSession& aSession );

        /**

        * Destructor.

        */

        virtual ~CMdESessionStartupAO();

    protected: // Functions from base classes

        /**

        * From CActive

        * Callback function.

        * Invoked to handle responses from the server.

        */

        void RunL();

        /**

        * From CActive

        * Handles errors that occur during notifying the observer.

        */

        TInt RunError(TInt aError);

        /**

        * From CActive

        * Cancels any outstanding operation.

        */

        void DoCancel();

    private: // Constructors and destructors

        /**

        * constructor

        * @param aSessionImpl session impl

        * @param aSession the server handler

        */

        CMdESessionStartupAO( 

            CMdESessionImpl& aSessionImpl, RMdEEngineSession& aSession );

        /**

        * 2nd phase constructor

        */

        void ConstructL();

    private: // Data

		enum TMdESessionStartupAOStates

			{

			EStartupOpenServer,

			EStartupConnect,

			EStartupLoadSchema,

			EStartupNotifyClient

			};

        TMdESessionStartupAOStates iState;

        /** the session impl. */

        CMdESessionImpl& iSessionImpl;

        /** the session */

        RMdEEngineSession& iSession;

    };

#endif //__MDESESSIONSTARTUPAO_H__