/*

* Copyright (c) 2009-2009 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: CCCaFactoryExtensionNotifier

*

*/

#ifndef CCAFACTORYEXTENSIONOBSERVER_H

#define CCAFACTORYEXTENSIONOBSERVER_H

// INCLUDES

#include <e32std.h>

#include <e32base.h>

#include <ecom.h>

// CLASS DECLARATION

class CCCAExtensionFactory;

NONSHARABLE_CLASS(CCCaFactoryExtensionNotifier) : public CActive

    {

public:

    // Constructors and destructor

    /**

     * Destructor.

     */

    ~CCCaFactoryExtensionNotifier();

    /**

     * Two-phased constructor.

     */

    IMPORT_C static CCCaFactoryExtensionNotifier* NewL();

    /**

     * Sets the callback

     * 

     * @since TB 9.2

     */

    /**

     * Returns CCCAExtensionFactory pointer

     *

     * @return CCCAExtensionFactory

     * @since TB 9.2

     */

    IMPORT_C CCCAExtensionFactory* ExtensionFactory();

protected:  // From CActive

    void DoCancel();

    void RunL();

private:

    /**

     * Constructor for performing 1st stage construction

     */

    inline CCCaFactoryExtensionNotifier();

    /**

     * EPOC default constructor for performing 2nd stage construction

     */

    inline void ConstructL();

    /**

    * Checks if implementation plugins are available, creates/deletes 

    * extension factory accordingly and notifies clients.

    *

    * @since TB 9.2

    */

    void CreateExtensionFactoryL();

private:

    TCallBack iCallBack;

    CCCAExtensionFactory* iExtensionFactory;

    REComSession* iEComSession;

    };

#endif // CCAFACTORYEXTENSIONOBSERVER_H