/*

* Copyright (c) 2005 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:  ?Description

*

*/

// INCLUDE FILES

#include    "CAMMSTunerPresetsHandler.h"

#include    "TAMMSTunerPreset.h"

#include    <FMRadioEngineCRKeys.h>

#include    <s32mem.h>

#include    <jdebug.h>

// CONSTANTS

// ============================ MEMBER FUNCTIONS ===============================

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

// CAMMSTunerPresetsHandler::CAMMSTunerPresetsHandler

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CAMMSTunerPresetsHandler::CAMMSTunerPresetsHandler()

{

}

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

// CAMMSTunerPresetsHandler::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CAMMSTunerPresetsHandler::ConstructL()

{

    iCentralRepository = CRepository::NewL(KCRUidFMRadioEngine);

}

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

// CAMMSTunerPresetsHandler::NewL

// Two-phased constructor.

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

//

CAMMSTunerPresetsHandler* CAMMSTunerPresetsHandler::NewL()

{

    CAMMSTunerPresetsHandler* self = new(ELeave) CAMMSTunerPresetsHandler;

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop();

    return self;

}

// Destructor

CAMMSTunerPresetsHandler::~CAMMSTunerPresetsHandler()

{

    delete iCentralRepository;

}

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

// CAMMSTunerPresetsHandler::GetPreset

// ?implementation_description

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

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

//

void CAMMSTunerPresetsHandler::GetPresetL(TInt aPreset, TAMMSTunerPreset &aTunerPreset)

{

    // KFmRadioPresetChannel1 = The first preset channel's location in central repository

    TInt tempChannelIndex = KFmRadioPresetChannel1 + aPreset;

    HBufC8* buf = HBufC8::NewLC(sizeof(TAMMSTunerPreset));

    TPtr8 bufPtr = buf->Des();

    TInt err = iCentralRepository->Get(tempChannelIndex, bufPtr);

    if (err == KErrNone)

    {

        RDesReadStream inStream;

        inStream.Open(bufPtr);

        CleanupClosePushL(inStream);

        aTunerPreset.InternalizeL(inStream);

        CleanupStack::PopAndDestroy(&inStream);

    }

    else

    {

        User::Leave(err);

    }

    CleanupStack::PopAndDestroy(); // buf

}

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

// CAMMSTunerPresetsHandler::SavePreset

// ?implementation_description

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

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

//

void CAMMSTunerPresetsHandler::SavePresetL(TInt aPreset, TAMMSTunerPreset aTunerPreset)

{

    // KFmRadioPresetChannel1 = The first preset channel's location in central repository

    TInt fieldNameIndex = KFmRadioPresetChannel1 + TUint32(aPreset);

    HBufC8* buf = HBufC8::NewLC(sizeof(TAMMSTunerPreset));

    TPtr8 bufPtr = buf->Des();

    RDesWriteStream outStream(bufPtr);

    CleanupClosePushL(outStream);

    aTunerPreset.ExternalizeL(outStream);

    outStream.CommitL();

    CleanupStack::PopAndDestroy(&outStream);

    iCentralRepository->Set(fieldNameIndex, bufPtr);

    CleanupStack::PopAndDestroy(); //buf

}

//  End of File