/*

* Copyright (c) 2002 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:  

*       CMsgErrorCommDbObserver implementation file

*

*/

// INCLUDE FILES

#include    <e32base.h>

#include    <commdb.h>

#include    "MsgErrorWatcher.h"

#include    "MsgErrorCommDbObserver.h"

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

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

// CMsgErrorCommDbObserver::CMsgErrorCommDbObserver

//

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

// might leave.

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

//

CMsgErrorCommDbObserver::CMsgErrorCommDbObserver( CMsgErrorWatcher* aWatcher )

    : CActive( CActive::EPriorityStandard ),

    iWatcher( aWatcher )

    {

    }

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

// CMsgErrorCommDbObserver::ConstructL

//

// Symbian OS default constructor can leave.

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

//

void CMsgErrorCommDbObserver::ConstructL()

    {

    iDb = CCommsDatabase::NewL( EDatabaseTypeIAP );

    CActiveScheduler::Add( this );

    Start();

    }

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

// CMsgErrorCommDbObserver::NewL

//

// Two-phased constructor.

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

//

CMsgErrorCommDbObserver* CMsgErrorCommDbObserver::NewL( CMsgErrorWatcher* aWatcher )

    {

    CMsgErrorCommDbObserver* self = new ( ELeave )

        CMsgErrorCommDbObserver( aWatcher );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CMsgErrorCommDbObserver::~CMsgErrorCommDbObserver

//

// Destructor

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

//

CMsgErrorCommDbObserver::~CMsgErrorCommDbObserver()

    {

    Cancel();

    delete iDb;

    }

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

// CMsgErrorCommDbObserver::Restart

//

// (Re)starts the active object (public)

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

//

void CMsgErrorCommDbObserver::Restart()

    {

    Start();

    }

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

// CMsgErrorCommDbObserver::Start

//

// Starts the active object

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

//

void CMsgErrorCommDbObserver::Start()

    {

    if ( !IsActive() ) 

        {

        iDb->RequestNotification( iStatus );

        SetActive();       

        }

    }

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

// CMsgErrorCommDbObserver::DoCancel

//

// From active object framework

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

//

void CMsgErrorCommDbObserver::DoCancel()

    {

    if ( iDb )

        {

        iDb->CancelRequestNotification();

        }

    }

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

// CMsgErrorCommDbObserver::RunL

//

// From active object framework

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

//

void CMsgErrorCommDbObserver::RunL()

    {

    if ( iStatus == RDbNotifier::ECommit )

        {

        TRAP_IGNORE( iWatcher->HandleCommDbEventL() );

        }

    else

        {

        Start();

        }

    }

// ================= OTHER EXPORTED FUNCTIONS ==============

//  End of File