/*

* Copyright (c) 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:

*

*/

#ifndef MRADIOSYSTEMEVENTOBSERVER_H

#define MRADIOSYSTEMEVENTOBSERVER_H

// Data types

/** Type of system event */

enum TRadioSystemEventType

    {

    ERadioHeadsetConnected,         ///< Headset was connected

    ERadioHeadsetDisconnected,      ///< Headset was disconnected

    ERadioNetworkCoverageUp,        ///< Network coverage detected

    ERadioNetworkCoverageDown,      ///< Network coverage lost

    ERadioCallActivated,            ///< Call activated or ringing

    ERadioCallDeactivated,          ///< Call disconnected

    ERadioEmergencyCallActivated,   ///< Call activated or ringing

    ERadioEmergencyCallDeactivated, ///< Call disconnected

    ERadioLowDiskSpace,             ///< Low disk space

    ERadioAudioRouteHeadset,        ///< Audio routed through headset

    ERadioAudioRouteSpeaker,        ///< Audio routed through speaker ( IHF )

    ERadioAudioResourcesAvailable,  ///< Audio resources have become available

    ERadioAudioAutoResumeForbidden  ///< Audio auto resuming is forbidden

    };

/**

 * Observer for any system event state change.

 */

NONSHARABLE_CLASS( MRadioSystemEventObserver )

    {

public:

    /**

     * Called when system event occurs.

     * @param aEventType Type of the event

     */

    virtual void HandleSystemEventL( TRadioSystemEventType aEventType ) = 0;

    };

#endif // MRADIOSYSTEMEVENTOBSERVER_H