/*

 * Copyright (c) 2007-2010 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:  Declarations for class CSPAudioHandler

 *

 */

#ifndef CSPAUDIOHANDLER_H

#define CSPAUDIOHANDLER_H

#include <e32base.h>

class TmsHandler;

/**

 * Handles call adding from calls not done by the plugin.

 *

 */

class CSPAudioHandler : public CBase

    {

public:

    //Constructors and descructor

    /**

     * Two-phased constructing for the monitor.

     *

     * @param aObserver the observer for getting notification

     * @param aLine the line to monitor

     * @param aLineId line identifier

     */

    static CSPAudioHandler* NewL();

    /**

     * C++ default destructor.

     */

    virtual ~CSPAudioHandler();

    /**

     * Start audio streams.

     */

    void Start();

    /**

     * Stop audio streams.

     */

    void Stop();

protected:

    // From CActive

    /**

     * From CActive

     * RunL

     */

    void RunL();

    /**

     * From CActive

     * Catches errors if RunL leaves

     * @param aError error code

     * @return error code

     */

    TInt RunError(TInt aError);

    /**

     * From CActive

     * Cancels the monitor

     */

    void DoCancel();

private:

    /**

     * C++ default constructor

     * @param aObserver the observer for status change (incoming call)

     * @param aLine the line associated with the call

     * @param aLineId line identifier

     */

    CSPAudioHandler();

    /**

     * Constructs the monitor in the second phase.

     */

    void ConstructL();

private:

    // data

    /**

     * Audio streams handler.

     */

    TmsHandler* iTmsHandler;

    /**

     * Call count

     */

    TInt iCallCount;

    };

#endif // CSPAUDIOHANDLER_H