/*

* Copyright (c) 2005-2007 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 MUSAVACALLEVENTMONITOR_H

#define MUSAVACALLEVENTMONITOR_H

#include "musunittesting.h"

#include <e32base.h>

#include <e32property.h>

class MMusCallMonitorObserver;

/**

 * this class is listening call monitor P&S keys

 *

 * @lib musaoplugin.dll

 */

class CMusAvaCallEventMonitor : public CActive

    {

public:

    /**

     * get call count

     *

     * @return call count

     */

    TInt CallStatusL();

    /**

     * get call Direction

     *

     * @return call direction

     */

    TInt CallDirectionL();

	 /**

     * Start to monitoring call state events

     *

     */

    void StartMonitoringL();

    /**

     * Two-phased constructor

     *

     * @return New CMusAoPlugin instance

     */

    static CMusAvaCallEventMonitor* NewL( MMusCallMonitorObserver& aObserver );

    /**

     * C++ destructor.

     */

    virtual ~CMusAvaCallEventMonitor();

    // from etelmm.h::RMobilePhone::KMaxMobileTelNumberSize

    static const TInt KMusTelNumberMaxLength = 100;

protected:

// from base class CActive

    /**

     * From CActive.

     * Cancels an outstanding asynchronous request.

     */

    virtual void DoCancel();

    /**

     * From CActive.

     * Handles an active object's request completion event.

     */

    virtual void RunL();

    /**

     * From CActive.

     * Handles a leave error in RunL method.

     */

    virtual TInt RunError( TInt aError );

private:

    /**

     * C++ constructor.

     */

    CMusAvaCallEventMonitor( MMusCallMonitorObserver& aObserver );

    /**

     * Symbian second-phase constructor.

     */

    void ConstructL();

private: // data

    /**

     * properties for P&S

     */

    RProperty iPropertyEvent;

    /**

     * Reference to the observer object

     */

    MMusCallMonitorObserver& iObserver;

    };

#endif // MUSAVACALLEVENTMONITOR_H