/*

* Copyright (c) 2010 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:   Observer for signal strength handler

*

*/

#ifndef MSIGNALSTRENGTHOBSERVER_H

#define MSIGNALSTRENGTHOBSERVER_H

//  INCLUDES

#include <e32base.h>

// CLASS DECLARATION

/**

*  Interface for a class which observes if there are any changes

*  in phone signal strength.

*/

class MSignalStrengthObserver

    {

    public:     // Constructors and destructor

        /**

        * Destructor.

        */

        virtual ~MSignalStrengthObserver() {};

    public:     // New functions

        /**

         * Notifies about updates in signal bars and strength.

         * @param aNewSignalValue New value for the signal strength.

         * @param aNewBarValue New value for the signal bars.

         */

        virtual void SignalStrengthAndBarUpdatedL( TInt aNewSignalValue, TInt aNewBarValue ) = 0;

    };

#endif      // MSIGNALSTRENGTHOBSERVER_H

// End of File