/*

* Copyright (c) 2003 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:  Contains implementation of the CDosServerObserver class. which is the 

*                       notification interface to the DOS Server.

*

*/

//  INCLUDES

#include <DosSvrServices.h>

#include "debug.h"

#include "fmradioengine.h"

#include "fmradioengineradiosettings.h"

#include "fmradioenginedosserverobserver.h"

// ----------------------------------------------------

// CDosServerObserver::CDosServerObserver

// Default class constructor.

// ----------------------------------------------------

//

CDosServerObserver::CDosServerObserver(CRadioEngine* aEngine, TRadioSettings* aRadioSettings)

                    : iEngine(aEngine), iRadioSettings(aRadioSettings)

    {

    }

// ----------------------------------------------------

// CDosServerObserver::NewL

// Two-phased class constructor.

// ----------------------------------------------------

//

CDosServerObserver *CDosServerObserver::NewL(CRadioEngine* aEngine, TRadioSettings* aRadioSettings)

    {

    CDosServerObserver *self = new (ELeave)CDosServerObserver(aEngine, aRadioSettings);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop();

    return self;

    }

// ----------------------------------------------------

// CDosServerObserver::ConstructL

// Second phase class constructor.

// ----------------------------------------------------

//

void CDosServerObserver::ConstructL()

    {

	iRadioSettings->SetHeadsetConnected();

    RDosServer* server = const_cast< RDosServer* >( &DosServer() );

	User::LeaveIfError( iDosAudio.Open(*server) );

	TRegisterEvent eventList[] = {{KHandsfreeModeChanged, sizeof(EPSHandsFreeMode),EOnlyLast}, {KHeadsetButtonChanged,sizeof(EPSButtonState),	EQueue} };

	StartListeningL(eventList,sizeof(eventList)/sizeof(TRegisterEvent));  

    }

// ----------------------------------------------------

// CDosServerObserver::~CDosServerObserver

// Destructor of CDosServerObserver class.

// ----------------------------------------------------

//

CDosServerObserver::~CDosServerObserver()

    {

    Stop(); 

    }

// ---------------------------------------------------------

// CDosServerObserver::SetAudioRouting

// ---------------------------------------------------------

//

TInt CDosServerObserver::SetAudioRouting(CRadioEngine::TFMRadioAudioOutput aAudioOutput)

	{

	TInt err(KErrNone);

	EPSHandsFreeMode mode = (aAudioOutput == CRadioEngine::EFMRadioOutputHeadset) ? EPSIhfOff : EPSIhfOn;

	err = iDosAudio.SetHandsfreeMode(mode);

	return err;

	}

// ---------------------------------------------------------

// CDosServerObserver::HeadsetButtonChangedL

// Handling notification about headset button state change.

// (other items were commented in a header).

// Status : Draft/Proposal/Approved

// ---------------------------------------------------------

//

void CDosServerObserver::HeadsetButtonChangedL(EPSButtonState aState)

   {

   if(aState == EPSButtonUp)

        {

        iEngine->HandleHeadsetButtonPress();

        }

   }

// end of file