/*

* 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:  Monitors the multimediasharing property.

*

*/

#ifndef MUSAOCALLMONITOR_H

#define MUSAOCALLMONITOR_H

#include "musunittesting.h"

#include "mustsypropertymonitor.h"

#include "mmuscallstateobserver.h"

#include <etelmm.h>

#include <e32base.h>

class CMusCallConferenceMonitor;

class CMusCallStatusMonitor;

class CMusCallEventMonitor;

/**

 * Monitor, which observes status of current cs call  

 *

 * @lib musaoplugin.dll

 */

class CMusCallMonitor : public CBase

    {

    public: // constructors and destructor

        /**

         * Two-phased constructor. Leaves on failure.

         */

        static CMusCallMonitor* NewL(  TName& aCallName,TBool aPttCallExist );

        /**

         * Destructor.

         */

        ~CMusCallMonitor();

    public:

        /**

         * Starts to monitor call status,event and conference.

         */

        void StartMonitorL( RMobileLine& aLine, MMusTsyPropertyObserver& aObserver,

                            MMusCallStateObserver& aCallStateObserver );

        /**

         * Stops monitoring call status,event and conference.

         */

        void StopMonitor();

        /**

         * Compares the name of the call.

         */

        TBool IsEqual(TName& aName);

        /**

         * Returns the CallName.

         */

        const TName Name();

        /**

         * ETrue if monitoring stared already. Else otherwise

         */

        TBool IsMonitored();

        /*

         * Returns the name of last call occured

         */

        TName LastCallNameL(RMobileLine& aLine);

        /**

         * Call CMusCallMonitorBase::SetStateL to set 

         * state of call status monitor and

         * state of call event monitor

         */

        void SetStateL(NMusSessionInformationApi::TMusCallEvent aVal);

       /**

        * Checks from CS call f required data is ready.

        */

        TBool IsDataReadyL();

    private:

        /**

         * C++ constructor.

         */

        CMusCallMonitor(  TBool aPttCallExist  );

        /**

         * Symbian 2nd-phase constructor.

         */

        void ConstructL( TName& aCallName);

        /*

         * Sets the call count based on callmonitors.

         * ETrue to increase. EFalse to decrease. 

         */        

        void SetCallCountL(TBool aIncrease);

    private:            

        /**

         * Call status monitor, owned.

         */

        CMusCallStatusMonitor* iCallStatusMonitor;

        /**

         * Call event monitor, owned.

         */

        CMusCallEventMonitor* iCallEventMonitor;

        /**

         * RMobilePhone handle.

         */

        RMobileCall iCall;

        /**

         * Name of the call.

         */

        TName iCallName;

        /**

         * Existence of Ptt call when this cs call started.

         */

        TBool iPttCallExist;

        MUS_UNITTEST( UT_CMusCallMonitor )

    };

#endif // MUSAOCALLMONITOR_H