/*

* Copyright (c) 2002 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:  Provides an observer interface to location application engine.

*

*/

#ifndef MLOCPSYENGOBSERVER_H_

#define MLOCPSYENGOBSERVER_H_

// CLASS DECLARATIONS

/**

*  Engine provides this API only for location application.

*  Via this interface engine observers are notified about a new event. 

*

*  @lib locpsysettingseng.lib

*  @since 3.1

*/

class MLocPsyEngObserver

    {

    public: // New functions

        /**

        * Notifies the engine observer about occured event.

        * Engine observer has to update its data when this function is called.

        */

        virtual void NotifyL() = 0;

        /**

        * Called if occured event causes a leave in previous NotifyL method.

        * @param aErrorCode Occured general errorcode.

        */

        virtual void NotifyError( TInt aErrorCode ) = 0;

    };

#endif      // MLOCPSYENGOBSERVER_H_

// End of File