/*

* 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: 

*      Implementation of utilities functions.   

*      

*

*/

//User includes

#include "wlanplugindbobserver.h"

#include "wlanpluginwlanstate.h"

#include "wlanpluginlogger.h"

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

// CWlanPluginDbObserver::CWlanPluginDbObserver

// Constructor

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

CWlanPluginDbObserver::CWlanPluginDbObserver( CWlanPluginWlanState* aState ) 

: CActive( EPriorityNormal ),

  iWlanState( aState )

    {

    }

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

// CWlanPluginDbObserver::NewL

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

CWlanPluginDbObserver* CWlanPluginDbObserver::NewL( 

                                              CWlanPluginWlanState* aState )

    {

    CWlanPluginDbObserver* self = new ( ELeave ) 

                                             CWlanPluginDbObserver( aState );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop();

    return self;

    }

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

// CWlanPluginDbObserver::ConstructL

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

void CWlanPluginDbObserver::ConstructL()

    {

    CLOG_ENTERFN( "CWlanPluginDbObserver::ConstructL()" );

    CActiveScheduler::Add(this);

    CLOG_LEAVEFN( "CWlanPluginDbObserver::ConstructL()" );

    }

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

// CWlanPluginDbObserver::~CWlanPluginDbObserver

// Destructor

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

CWlanPluginDbObserver::~CWlanPluginDbObserver()

    {

    CLOG_ENTERFN( "CWlanPluginDbObserver::~CWlanPluginDbObserver()" );

    Cancel();

    delete iRecord;

    delete iSession;

    CLOG_LEAVEFN( "CWlanPluginDbObserver::~CWlanPluginDbObserver()" );

    }

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

// CWlanPluginDbObserver::RunL

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

void CWlanPluginDbObserver::RunL()

    {

    CLOG_ENTERFN( "CWlanPluginDbObserver::RunL()" );

    iRecord->RefreshL( *iSession );

    //if scanning state changed start or stop the server

    if ( iRecord->iBgScanInterval == 0 && iOuterScanState )

        {

        CLOG_WRITE( "Scan disabled" );

        iWlanState->SetScanningL( EFalse );

        iOuterScanState = EFalse;

        }

    else if(iRecord->iBgScanInterval != 0 && !iOuterScanState )

        {

        CLOG_WRITE( "Scan enabled" );

        iWlanState->SetScanningL( ETrue );

        iOuterScanState = ETrue;

        }

    SetActive();

    iRecord->RequestNotification(*iSession,iStatus);

    CLOG_LEAVEFN( "CWlanPluginDbObserver::RunL()" );

    }

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

// CWlanPluginDbObserver::DoCancel

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

void CWlanPluginDbObserver::DoCancel()

    {

    CLOG_ENTERFN( "CWlanPluginDbObserver::DoCancel()" );

    iRecord->CancelNotification( *iSession, iStatus );       

    CLOG_LEAVEFN( "CWlanPluginDbObserver::DoCancel()" );

    }

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

// CWlanPluginDbObserver::ActivateIt

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

void CWlanPluginDbObserver::ActivateItL()

    {

    CLOG_ENTERFN( "CWlanPluginDbObserver::ActivateItL()" );

    iSession = CMDBSession::NewL( KCDLatestVersion );

    TMDBElementId tableId = 0;

    tableId = CCDWlanDeviceSettingsRecord::TableIdL( *iSession );

    iRecord = new( ELeave )

            CCDWlanDeviceSettingsRecord( tableId );         

    iRecord->iWlanDeviceSettingsType = KWlanUserSettings;

    if(iRecord->FindL( *iSession ))

        {

        iRecord->LoadL( *iSession );

        }

    iRecord->RequestNotification(*iSession,iStatus);

    SetActive();

    if ( iRecord->iBgScanInterval != 0 )

        {

        iWlanState->SetScanningL( ETrue );

        iOuterScanState = ETrue;

        }

    CLOG_LEAVEFN( "CWlanPluginDbObserver::ActivateItL()" );

    }