/*

* 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:  Observes Profile state changes.

*

*/

// INCLUDE FILES

#include    "TSatSystemStateFactory.h"

#include    "MSatSystemStateChangeNotifier.h"

#include    "MSatUtils.h"

#include    "csatprofilechangeobserver.h"

#include    "SatLog.h"

#include    "CSatSUiClientHandler.h"

// CONSTANTS

const TInt KSatActiveProfileOffline = 5; // value from ProfileEngine

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

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

// CSatProfileChangeObserver::CSatProfileChangeObserver

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

// might leave.

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

//

CSatProfileChangeObserver::CSatProfileChangeObserver(

    MSatUtils& aUtils ) :

    iUtils( aUtils )

    {

    }

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

// CSatProfileChangeObserver::NewL

// Two-phased constructor.

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

//

CSatProfileChangeObserver* CSatProfileChangeObserver::NewL(

    MSatUtils& aUtils )

    {

    LOG( SIMPLE, "SATENGINE: CSatProfileChangeObserver::NewL calling" )

    CSatProfileChangeObserver* self =

        new ( ELeave ) CSatProfileChangeObserver( aUtils );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    LOG( SIMPLE, "SATENGINE: CSatProfileChangeObserver::NewL exiting" )

    return self;

    }

// Destructor

CSatProfileChangeObserver::~CSatProfileChangeObserver()

    {

    LOG( SIMPLE,

        "SATENGINE: CSatProfileChangeObserver::~CSatProfileChangeObserver \

        calling" )

    if ( iStateNotifier )

        {

        iStateNotifier->CancelNotify();

        delete iStateNotifier;

        iStateNotifier = NULL;

        }

    LOG( SIMPLE,

        "SATENGINE: CSatProfileChangeObserver::~CSatProfileChangeObserver \

        exiting" )

    }

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

// CSatProfileChangeObserver::ConstructL

// Two-phased constructor.

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

//

void CSatProfileChangeObserver::ConstructL()

    {

    LOG( SIMPLE, "SATENGINE: CSatProfileChangeObserver::ConstructL calling" )

    iStateNotifier = TSatSystemStateFactory::CreateProfileChangeNotifierL( *this );

    // Start observer immediately

    iStateNotifier->NotifyChangeL();

    // iPreviousProfile must set to -1 because values 0-49 

    // are reserved for different profiles.

    iPreviousProfile = -1;

    LOG( SIMPLE, "SATENGINE: CSatSAPChangeObserver::ConstructL exiting" )

    }

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

// CSatProfileChangeObserver::StateChanged

// Two-phased constructor.

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

//

void CSatProfileChangeObserver::StateChanged( const TInt aValue )

    {

    LOG2( SIMPLE, "SATENGINE: CSatProfileChangeObserver::StateChanged calling \

        with value %d", aValue )

    // If profile is off-line send removing event

    if ( KSatActiveProfileOffline == aValue )

        {

        LOG( SIMPLE, "SATENGINE: Off-line" )

        // Off-line state activated.

        // Notify listeners about SAT UI icon removing

        iUtils.NotifyEvent( MSatUtils::ERemoveSatUiCalled );       

        }

    // Send event if previous state was offline.

    // The event will not be sent in following case: Phone is started

    // in offline mode and profile is changed to online. Proactive 

    // SetupMenu command is received from SIM card not before phone is

    // in online mode. iPreviousProfile is -1 when StateChanged is called

    // first time.

    else if ( ( KSatActiveProfileOffline != aValue ) &&  

        ( KSatActiveProfileOffline  == iPreviousProfile ) )

        {

        LOG( SIMPLE, "SATENGINE: !Off-line" )

        // Notify listeners about SAT UI icon adding

        iUtils.NotifyEvent( MSatUtils::EAddSatUiCalled );

        }

    else

        {

        // meaningless else. Only for Lint

        }

    iPreviousProfile = aValue;

    LOG( SIMPLE, "SATENGINE: CSatProfileChangeObserver::StateChanged exiting" )

    }

// End of file