/*

* Copyright (c) 2008-2009 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:  Voice call continuity (VCC)-specific class.

*

*/

#ifndef C_CPHONEVCCHANDLER_H

#define C_CPHONEVCCHANDLER_H

// INCLUDES

#include <telmenuextension.h>

#include <vccuipspropertylistener.h>

// FORWARD DECLARATIONS

class MPhoneStateMachine;

class MPhoneViewCommandHandle;

class CPhoneTimer;

class CEikMenuPane;

// CLASS DECLARATION

/**

*  VoIP vcc-specific class

*/

NONSHARABLE_CLASS( CPhoneVccHandler ): public CBase, 

        public MVccPsPropertyListenerObserver

    {

    public:      

        /**

        * Destructor.

        */

        virtual ~CPhoneVccHandler();

        /**

        * Creates the VCC-specific VoIP class

        * @param aStateMachine: a container of state objects

        * @param aViewCommandHandle: handle to the PhoneUIView

        * @return an instance of class CPhoneVccHandler

        */

        static CPhoneVccHandler* NewL( 

            MPhoneStateMachine& aStateMachine,

            MPhoneViewCommandHandle& aViewCommandHandle );

        /**

        * StartManualHandover

        * @param aCommand a command parameter

        */

        void StartManualHandoverL( TInt aCommand );

        /**

        * Adds Manual Handover menu item to menu.

        * @param aArray Active call array.

        * @param aResourceId Menu bar resource identifier.

        * @param aMenuPane Menu pane.

        */

        void AddHandoverMenuItemL( 

            RArray<CTelMenuExtension::TCallInfo>& aArray, 

            TInt aResourceId,

            CEikMenuPane& aMenuPane );

        /**

        * CancelHandoverNoteTimer if running

        */ 

        void CancelHandoverNoteTimerL();

    protected:

        CPhoneVccHandler( 

            MPhoneStateMachine& aStateMachine,

            MPhoneViewCommandHandle& aViewCommandHandle );

        void ConstructL();

    private:        

        /**

        * StartHandoverNoteTimerL

        */        

        void StartHandoverNoteTimerL();

        /**

        * Callback function for launching Handover wait note

        * This is called when HO note timer timeout is

        * reached

        * @param aAny - not used

        */

        static TInt HandoverNoteTimerCallbackL( TAny* aAny );

        /**

        * StartHandoverNoteTimerL

        */ 

        void RemoveHandoverNoteL();

        /**

        * HandoverInProgressNote

        * @param aCommand a command parameter

        */

        void HandoverInProgressNoteL( TInt aCommand );

// From MVccPsPropertyListenerObserver        

        /**

        *  Gets called when PS key is changed

        * @param aKeyId 

        * @param aValue 

        **/

        void VccPropertyChangedL( const TUint aKeyId,

                                    const TInt aValue );

        /**

        * returns notification tone mode (off=0 or on=1), or 0 in error situations

        */            

         TInt GetHoNotifToneModeL();

         /**

         * GetVccServiceIdL

         */             

         TInt GetVccServiceIdL();

    private: // Data

        /** 

         * Interface for setting and getting active state

         */

        MPhoneStateMachine& iStateMachine;

        /** 

         * Reference to the Phone UI View command handle

         */

        MPhoneViewCommandHandle& iViewCommandHandle;

        // Timer.

        CPhoneTimer* iHandoverNoteTimer;

        // Handover is ready

        TBool iVccHoReady;

        // Handover not available

        TBool iVccUnavailable;

        // Handover allowed WLAN to GSM

        TBool iVccHoAllowedToGsm;

        // Handover allowed GSM to WLAN

        TBool iVccHoAllowedToWlan;

        // Handover not allowed if multicall

        TBool iNoHoIfMultiCall;

        // Listens for the hand-over status commands

        CVccUiPsPropertyListener* iPropListener;

        // Listens for the hand-over request commands

        CVccUiPsPropertyListener* iPropListenerReq;

        // Status of Handover failure

        TBool iHOFailure;

        };

#endif // C_CPHONEVCCHANDLER_H

// End of File