/*

* 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:  

*     Active object to listen list type settings from CenRep 

*     (KCRUidMuiuSettings / KMuiuMailMessageListType )

*

*/

// INCLUDE FILES

#include <centralrepository.h>

#include <messaginginternalcrkeys.h>

#include <messagingvariant.hrh>

#include "MceListboxTypeObserver.h"

#include "MceLogText.h"

// LOCAL FUNCTION PROTOTYPES

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

CMceListboxTypeObserver* CMceListboxTypeObserver::NewL(

    MMceListboxTypeObserver& aObserver, TUint32 aSetting )

    {

    CMceListboxTypeObserver* self = new (ELeave) CMceListboxTypeObserver( aObserver, aSetting );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// might leave.

//

CMceListboxTypeObserver::CMceListboxTypeObserver(

    MMceListboxTypeObserver& aObserver,    TUint32 aSetting )

:   CActive( CActive::EPriorityIdle ),

    iObserver( aObserver ),

    iSetting( aSetting )

    {

    CActiveScheduler::Add(this);

    }

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

// CMceListboxTypeObserver::ConstructL

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

//

void CMceListboxTypeObserver::ConstructL()    

    {

    iRepository = CRepository::NewL( KCRUidMuiuSettings );

    TInt error = iRepository->Get( iSetting, iListType );

    if ( error == KErrNotFound )

        {

        error = iRepository->Set( iSetting, 0 );

        }

    if ( error != KErrNone )

        {

        iListType = EMceListTypeTwoRow;

        }

    User::LeaveIfError ( iRepository->NotifyRequest( iSetting, iStatus ) );

    SetActive();

    }

// destructor

CMceListboxTypeObserver::~CMceListboxTypeObserver()

    {

    Cancel();

    delete iRepository;

    }

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

// CMceListboxTypeObserver::DoCancel

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

//

void CMceListboxTypeObserver::DoCancel()

    {

    iRepository->NotifyCancel( iSetting );

    }

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

// CMceListboxTypeObserver::ListboxType

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

//

TInt CMceListboxTypeObserver::ListboxType() const

    {

    return iListType;

    }

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

// CMceListboxTypeObserver::RunL

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

//

void CMceListboxTypeObserver::RunL()

    {

    MCELOGGER_ENTERFN("CMceListboxTypeObserver::RunL()");

    if ( iRepository->Get( iSetting, iListType ) != KErrNone )

        {

        iListType = EMceListTypeTwoRow;

        }

    MCELOGGER_WRITE_FORMAT("Calling observer with value %d", iListType );

    iObserver.ListboxTypeChangedL();

    User::LeaveIfError ( iRepository->NotifyRequest( iSetting, iStatus ) );

    SetActive();

    MCELOGGER_LEAVEFN("CMceListboxTypeObserver::RunL()");

    }

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

// CMceListboxTypeObserver::RunError

// Try to restart observer, worst case if that fails is that listbox

// is not updated when message list view is active, but we have to 

// live with that.

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

//

TInt CMceListboxTypeObserver::RunError( TInt /*aError*/ )

    {

    if ( iRepository->NotifyRequest( iSetting, iStatus ) == KErrNone )

        {

        SetActive();

        }

    return KErrNone;

    }

//  End of File