/*

 * 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: Telephony Multimedia Service

 *

 */

#ifndef TMSCSDEVSOUNDOBSERVER_H

#define TMSCSDEVSOUNDOBSERVER_H

namespace TMS {

/**

 *  Observer interface for knowing when audio streams have been

 *  successfully ramped up.

 *

 */

class TMSCSPDevSoundObserver

    {

public:

    virtual void DownlinkInitCompleted(TInt status) = 0;

    virtual void UplinkInitCompleted(TInt status) = 0;

    /**

     * Notification that Mic has been activated successfully

     *

     */

    virtual void UplinkActivatedSuccessfully() = 0;

    /**

     * Notification that speaker has been activated successfully

     *

     */

    virtual void DownlinkActivatedSuccessfully() = 0;

    /**

     * Notification that Mic initialisation failed.

     *

     */

    virtual void UplinkActivationFailed() = 0;

    /**

     * Notification that Speaker activation failed.

     *

     */

    virtual void DownlinkActivationFailed() = 0;

    };

} //namespace TMS

#endif // TMSCSDEVSOUNDOBSERVER_H