/*

* Copyright (c) 2008 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: Listens for change in ecom registry of content controller

* interface.  

*

*/

#ifndef HSCONTENTCONTROLECOMLISTENER_H 

#define HSCONTENTCONTROLECOMLISTENER_H 

// System includes

#include <e32base.h>

// User includes

// Forward declarations

class MHsContentControlEComObserver;

class REComSession;

// Class declaration

/** 

* @class CHsContentControlEComListener

* 

* @brief An instance of class CHsContentControlEComListener which listens for 

*  changes in the ECOM registry.

*  

* @lib hscontentcontrol.lib

*/

NONSHARABLE_CLASS( CHsContentControlEComListener ) : public CActive

    {

public: // Constructor and destructor

    /**

     * Two-phased constructor.

     */ 

    static CHsContentControlEComListener* NewL( 

            MHsContentControlEComObserver& aContentControlEComObserver );                                         

    /**

     * Destructor.

     */

    ~CHsContentControlEComListener();

protected: // Functions from base classes

   /**

    * From CActive

    */

   void RunL();

   /**

    * From CActive

    */

   void DoCancel();

   /**

    * From CActive

    */

   TInt RunError( TInt aError );

private: // Constructors

   /**

    * Default C++ constructor.

    */ 

    CHsContentControlEComListener( 

            MHsContentControlEComObserver& aHsContentControlEComObserver );

    /**

     * Second phase constructor.

     */ 

    void ConstructL();

private: // Data

    // Reference of MHsContentControlEComObserver

    MHsContentControlEComObserver& iHsContentControlEComObserver;

    // An object of type REComSession.

    REComSession* iEComSession;

    };

#endif  // HSCONTENTCONTROLECOMLISTENER_H

// End of file