/*

* Copyright (c) 2006 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:  Bluetooth audio disconnection handler.

*

*/

#ifndef CPHONEBTAADISCONNECTHANDLER_H

#define CPHONEBTAADISCONNECTHANDLER_H

// INCLUDES

#include <coemain.h>

#include "mphonetimer.h"

// CLASS DECLARATION

class CPhoneTimer;

class MPhoneStateMachine;

class MPhoneViewCommandHandle;

/**

*  It waits for bluetooth audio disconnection and

*  shows query when it happens.

*

*/

class CPhoneBtaaDisconnectHandler : public CCoeStatic, protected MPhoneTimer

    {

    public:

        /**

         * Returns the bluetooth accessory disconnect handler singleton, constructing it if needed.

         * 

         * @return  Bluetooth accessory disconnect handler instance.

         */

        static CPhoneBtaaDisconnectHandler* InstanceL();

        /**

        * Handles connection lost situation.

        */

        void HandleConnectionLostL();

        /**

        * Handles query dismissal.

        * @param aCommand command selected.

        */

        void HandleQueryDismissL( TInt aCommand );

        /**

        * Cancels current operation.

        */

        void Cancel();

        /**

        * Return query status

        */

        TBool IsQuery();

    protected: //from base class

        /**

        * @see CPhoneTimer, handles timeout.

        */

        virtual void HandleTimeOutL();

    private:

        /**

        * C++ constructor.

        */

        CPhoneBtaaDisconnectHandler();

        /**

        * Destructor.

        */

        ~CPhoneBtaaDisconnectHandler();

        /**

        * Lauches query.

        */

        void LaunchQueryL();

        /**

        * Deletes all temporary instances.

        */

        void DeleteAll();

        /**

        * Terminate all calls.

        */

        void TerminateAllCallsL(); 

        /**

        * Show query

        * @param aResourceId resource id to be resolved

        */      

        void ShowQueryL( TInt aResourceId );

        /**

        * Set mute

        * @param aStatus ETrue if muted else unmute

        */

        void SetMuteL( TBool aStatus );

    protected:  // Data        

        /**

        * Phone UI View command handle

        */

        MPhoneViewCommandHandle* iViewCommandHandle;

        // Interface for setting and getting active state

        MPhoneStateMachine* iStateMachine;

    private:    // Data  

        /**

        * Enumerates states.

        *

        * EIdle - idle, waiting for disconnection.

        * ELaunchQuery - query to be launched.

        */

        enum TState

            {

            EIdle,

            ELaunchQuery,

            };

        // Current state.

        TState iState;

        // Timer.

        CPhoneTimer* iTimer;

        // Old mute state.

        TBool iOldMuted;

        // Indicates if call is supposed to be continued in 

        // handset or loudspeaker. ETrue corresponds to loudspeaker,

        // while EFalse corresponds to handset.

        TBool iVideoCallStatus;

    };

#endif      // CPHONEBTAADISCONNECTHANDLER_H   

// End of File