/*

* 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:  

*       CMsgErrorRoamingObserver implementation file

*

*/

// INCLUDE FILES

#include    <e32base.h>

#include    <etel.h>

#include    <etelmm.h>

#include    <mmtsy_names.h>

#include    "MsgErrorWatcher.h"

#include    "MsgErrorRoamingObserver.h"

// CONSTANTS

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

/*****************************************************

*   Series 60 Customer / ETel

*   Series 60  ETel API

*****************************************************/

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

// CMsgErrorRoamingObserver::CMsgErrorRoamingObserver

//

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

// might leave.

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

//

CMsgErrorRoamingObserver::CMsgErrorRoamingObserver( CMsgErrorWatcher* aWatcher )

    : CActive( CActive::EPriorityStandard ),

    iWatcher( aWatcher ),

    iRoaming( EFalse ),

    iRegStatus( RMobilePhone::ERegistrationUnknown ),

    iRequestId( 0 )

    {

    CActiveScheduler::Add( this );

    }

/*****************************************************

*   Series 60 Customer / ETel

*   Series 60  ETel API

*****************************************************/

/*****************************************************

*   Series 60 Customer / TSY

*   Needs customer TSY implementation

*****************************************************/

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

// CMsgErrorRoamingObserver::ConstructL()

//

// Symbian OS default constructor can leave.

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

//

void CMsgErrorRoamingObserver::ConstructL()

    {

    User::LeaveIfError( iETelServer.Connect() );

    User::LeaveIfError( iETelServer.LoadPhoneModule( KMmTsyModuleName ) );

    User::LeaveIfError( iMobilePhone.Open( iETelServer, KMmTsyPhoneName ) );

    iMobilePhone.GetNetworkRegistrationStatus( iStatus, iRegStatus );

    iRequestId = EMobilePhoneGetNetworkRegistrationStatus;

    SetActive();

    }

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

// CMsgErrorRoamingObserver::NewL

//

// Two-phased constructor.

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

//

CMsgErrorRoamingObserver* CMsgErrorRoamingObserver::NewL( CMsgErrorWatcher* aWatcher )

    {

    CMsgErrorRoamingObserver* self = new ( ELeave )

        CMsgErrorRoamingObserver( aWatcher );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

/*****************************************************

*   Series 60 Customer / ETel

*   Series 60  ETel API

*****************************************************/

/*****************************************************

*   Series 60 Customer / TSY

*   Needs customer TSY implementation

*****************************************************/

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

// CMsgErrorRoamingObserver::~CMsgErrorRoamingObserver

//

// Destructor

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

//

CMsgErrorRoamingObserver::~CMsgErrorRoamingObserver()

    {

    Cancel();

    iMobilePhone.Close();

    iETelServer.UnloadPhoneModule( KMmTsyModuleName );

    iETelServer.Close();    

    }

/*****************************************************

*   Series 60 Customer / ETel

*   Series 60  ETel API

*****************************************************/

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

// CMsgErrorRoamingObserver::UpdateRoamingStatusL

//

// Checks whether roaming status has actually changed

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

//

void CMsgErrorRoamingObserver::UpdateRoamingStatusL()

    {

    TBool changed = EFalse;

    if ( iRoaming && iRegStatus == RMobilePhone::ERegisteredOnHomeNetwork )

        {

        iRoaming = EFalse;

        changed = ETrue;

        }

    else if ( !iRoaming && iRegStatus == RMobilePhone::ERegisteredRoaming )

        {

        iRoaming = ETrue;

        changed = ETrue;

        }

    else

        {

        //Nothing to do

        }    

    if ( changed )

        {

        //Inform watcher only when roaming status has changed

        iWatcher->HandleRoamingEventL( iRoaming );

        }

    }

/*****************************************************

*   Series 60 Customer / ETel

*   Series 60  ETel API

*****************************************************/

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

// CMsgErrorRoamingObserver::Start

//

// Starts the active object

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

//

void CMsgErrorRoamingObserver::Start()

    {

    if ( !IsActive() ) 

        {

        iMobilePhone.NotifyNetworkRegistrationStatusChange( iStatus, iRegStatus );

        iRequestId = EMobilePhoneNotifyNetworkRegistrationStatusChange;

        SetActive();

        }

    }

/*****************************************************

*   Series 60 Customer / ETel

*   Series 60  ETel API

*****************************************************/

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

// CMsgErrorRoamingObserver::DoCancel

//

// From active object framework

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

//

void CMsgErrorRoamingObserver::DoCancel()

    {

    if ( iRequestId )

        {

        iMobilePhone.CancelAsyncRequest( iRequestId );

        iRequestId = 0;

        }

    }

/*****************************************************

*   Series 60 Customer / ETel

*   Series 60  ETel API

*****************************************************/

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

// CMsgErrorRoamingObserver::RunL

//

// From active object framework

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

//

void CMsgErrorRoamingObserver::RunL()

    {

    iRequestId = 0;

    TInt status = iStatus.Int();

    if ( status < 0 )

        {

        iRegStatus = RMobilePhone::ERegistrationUnknown;

        }

    TRAP_IGNORE( UpdateRoamingStatusL() );

    Start();

    }

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

//  End of File