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/*
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* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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* Implementation of utilities functions.
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*
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*
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*/
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//User includes
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#include "wsfdbobserver.h"
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#include "wsfaicontroller.h"
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#include "wsflogger.h"
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#include <featmgr.h>
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#include <wlandevicesettingsinternalcrkeys.h>
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#include <centralrepository.h>
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const TInt KWlanSettingsUiDefaultScanNetwork = 300;
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// ---------------------------------------------------------
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// CWsfDbObserver::CWsfDbObserver
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// ---------------------------------------------------------
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CWsfDbObserver::CWsfDbObserver( )
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: CActive( EPriorityNormal ),
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iOuterScanState( EFalse )
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{
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}
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// ---------------------------------------------------------
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// CWsfDbObserver::NewL
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// ---------------------------------------------------------
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CWsfDbObserver* CWsfDbObserver::NewL( )
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{
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CWsfDbObserver* self = new ( ELeave ) CWsfDbObserver( );
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CleanupStack::PushL( self );
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self->ConstructL();
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CleanupStack::Pop();
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return self;
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}
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// ---------------------------------------------------------
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// CWsfDbObserver::ConstructL
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// ---------------------------------------------------------
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void CWsfDbObserver::ConstructL()
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{
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#ifndef __WINS__ // client is not available on wins
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iWlanMgmtClient = CWlanMgmtClient::NewL();
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#endif
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FeatureManager::InitializeLibL();
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CActiveScheduler::Add( this );
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}
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// ---------------------------------------------------------
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// CWsfDbObserver::~CWsfDbObserver
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// ---------------------------------------------------------
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CWsfDbObserver::~CWsfDbObserver()
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{
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Cancel();
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delete iRecord;
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delete iSession;
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delete iWlanMgmtClient;
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FeatureManager::UnInitializeLib();
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}
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// ---------------------------------------------------------
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// CWsfDbObserver::RunL
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// ---------------------------------------------------------
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void CWsfDbObserver::RunL()
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{
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LOG_ENTERFN( "CWsfDbObserver::RunL" );
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iRecord->LoadL( *iSession );
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//if scanning state changed start or stop the server
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TInt i = iRecord->iBgScanInterval;
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TInt j = iRecord->iSavedBgScanInterval;
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LOG_WRITEF( "CWsfDbObserver::RunL -- Bg:%d bg2:%d O:%d", i, j,
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iOuterScanState );
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if ( iRecord->iBgScanInterval == 0 && iOuterScanState )
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{
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LOG_WRITE( "CWsfDbObserver::RunL -- Scan disabled" );
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iController->DisableScanL();
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iOuterScanState = EFalse;
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}
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else if(iRecord->iBgScanInterval != 0 && !iOuterScanState )
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{
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LOG_WRITE( "CWsfDbObserver::RunL -- Scan enabled" );
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iController->EnableScanL();
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iOuterScanState = ETrue;
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}
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SetActive();
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iRecord->RequestNotification(*iSession,iStatus);
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}
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// ---------------------------------------------------------
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// CWsfDbObserver::DoCancel
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// ---------------------------------------------------------
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void CWsfDbObserver::DoCancel()
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{
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iRecord->CancelNotification( *iSession, iStatus );
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}
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// ---------------------------------------------------------
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// CWsfDbObserver::ActivateIt
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// ---------------------------------------------------------
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void CWsfDbObserver::ActivateItL()
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{
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LOG_ENTERFN( "CWsfDbObserver::ActivateItL" );
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iSession = CMDBSession::NewL( KCDLatestVersion );
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TMDBElementId tableId = 0;
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tableId = CCDWlanDeviceSettingsRecord::TableIdL( *iSession );
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iRecord = new (ELeave) CCDWlanDeviceSettingsRecord( tableId );
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iRecord->iWlanDeviceSettingsType = KWlanUserSettings;
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if(iRecord->FindL( *iSession ))
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{
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iRecord->LoadL( *iSession );
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}
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if ( iRecord->iBgScanInterval != 0 )
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{
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iController->EnableScanL();
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iOuterScanState = ETrue;
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}
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SetActive();
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iRecord->RequestNotification(*iSession,iStatus);
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}
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// ---------------------------------------------------------
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// CWsfDbObserver::SetController
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// ---------------------------------------------------------
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void CWsfDbObserver::SetController( TWsfAiController* aController )
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{
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iController = aController;
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}
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// ---------------------------------------------------------
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// CWsfDbObserver::EnableScanL
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// ---------------------------------------------------------
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void CWsfDbObserver::EnableScanL()
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{
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LOG_ENTERFN( "CWsfDbObserver::EnableScanL" );
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if ( !iOuterScanState )
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{
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iRecord->RefreshL( *iSession );
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if ( iRecord->iBgScanInterval == 0 ) // not scanning
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{
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TInt j;
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j = iRecord->iSavedBgScanInterval;
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if ( j == 0 )
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{
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j = DefaultScanIntervalL();
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}
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iRecord->iBgScanInterval = j;
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iRecord->ModifyL( *iSession );
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iOuterScanState = ETrue;
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}
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#ifndef __WINS__
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// Notifying WLAN Engine about changes in settings
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iWlanMgmtClient->NotifyChangedSettings();
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#endif
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}
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}
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// ---------------------------------------------------------
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// CWsfDbObserver::DisableScanL
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// ---------------------------------------------------------
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void CWsfDbObserver::DisableScanL()
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{
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LOG_ENTERFN( "CWsfDbObserver::DisableScanL" );
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if ( iOuterScanState )
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{
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iRecord->RefreshL(*iSession);
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if ( iRecord->iBgScanInterval != 0 ) // scanning
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{
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TInt i;
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i = iRecord->iBgScanInterval;
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iRecord->iBgScanInterval = 0;
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iRecord->iSavedBgScanInterval = i;
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iRecord->ModifyL( *iSession );
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iOuterScanState = EFalse;
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}
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#ifndef __WINS__
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// Notifying WLAN Engine about changes in settings
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iWlanMgmtClient->NotifyChangedSettings();
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#endif
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}
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}
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// ---------------------------------------------------------
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// CWsfDbObserver::DefaultScanInterval
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// ---------------------------------------------------------
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TInt CWsfDbObserver::DefaultScanIntervalL()
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{
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LOG_ENTERFN( "CWsfDbObserver::DefaultScanIntervalL" );
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TBool iPsmSupported = FeatureManager::FeatureSupported(
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KFeatureIdPowerSave );
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if ( iPsmSupported )
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{
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// Read the default value from CenRep (different in PSM mode)
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TInt defaultScanInterval( KWlanSettingsUiDefaultScanNetwork );
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CRepository* repository = CRepository::NewLC(
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KCRUidWlanDeviceSettingsRegistryId );
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if ( repository )
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{
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repository->Get( KWlanDefaultBGScanInterval, defaultScanInterval );
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}
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CleanupStack::PopAndDestroy( repository );
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return defaultScanInterval;
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}
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else
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{
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return KWlanSettingsUiDefaultScanNetwork;
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}
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}
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// ----------------------------------------------------------------------------
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// CWsfDbObserver::RunError
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// ----------------------------------------------------------------------------
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//
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#ifdef _DEBUG
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TInt CWsfDbObserver::RunError( TInt aError )
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{
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LOG_ENTERFN( "CWsfDbObserver::RunError" );
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LOG_WRITEF( "aError = %d", aError );
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#else
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TInt CWsfDbObserver::RunError( TInt /*aError*/ )
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{
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#endif
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return KErrNone;
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}
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