/*

* Copyright (c) 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:  Declarations for class CSPEtelCallCapsMonitor

*

*/

#ifndef CSPETELDATACALLCAPSMONITOR_H

#define CSPETELDATACALLCAPSMONITOR_H

#include <e32base.h>

#include <etelmm.h>

class CSPVideoCall;

/**

* Monitors single ETel RMobileCall for call capss.

*

*  This monitor is applied only for listening incoming calls, i.e.

*  line capabilites are not monitored.

*

*  @lib csplugin.dll

*  @since S60 v3.2

*/

class CSPEtelVideoCallCapsMonitor: public CActive

    {

    public: //Constructors and descructor

        /**

        * Two-phased constructing for the monitor.

        *

        * @param aOwner the observer for getting notification

        * @param aCall the line to monitor

        */

        static CSPEtelVideoCallCapsMonitor* NewL( 

                CSPVideoCall& aOwner,

                RMobileCall& aCall );

        /**

        * C++ default destructor

        */

        virtual ~CSPEtelVideoCallCapsMonitor( );

        /**

        * Start monitoring call capss

        * @since S60 3.2

        */

        void StartMonitoring();

        /**

        * Getter for fetching mobile data call caps.

        */

        TInt GetMobileDataCallCaps( TDes8& aCaps ) const;

        /**

        * Gets protocol caps.

        * @return protocol caps 

        */ 

        TUint GetProtocolCaps();

        /**

        * Updates protocol caps for call

        * @since S60 5.0

        */ 

        void UpdateProtocolCaps(); 

    protected: // From CActive

        /**

        * From CActive

        * RunL

        * @since S60 3.2

        */

        void RunL();

        /**

        * From CActive

        * Cancels the monitor

        * @since S60 3.2

        */

        void DoCancel();

    private:

        /**

        * C++ default constructor

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

        * @param aCall the line associated with the call

        */

        CSPEtelVideoCallCapsMonitor( CSPVideoCall& aOwner,

                            RMobileCall& aCall );

        /**

        * Constructs the monitor in the second phase.

        */

        void ConstructL();

    private: // data

        /**

        * Forwards capss.

        */

        CSPVideoCall& iOwner;

        /**

        * Call that is being observed.

        */

        RMobileCall& iCall;

        /**

        * Call capabilities.

        */

        RMobileCall::TMobileCallDataCapsV1 iDataCallCaps;

        RMobileCall::TMobileCallDataCapsV1Pckg iDataCallCapsPckg;

    };

#endif // CSPETELDATACALLCAPSMONITOR_H