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/*
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* Copyright (c) 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 class TWlanSettingsUiModel.
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*
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*
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*/
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// INCLUDE FILES
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#include <centralrepository.h>
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#include <wlanmgmtclient.h>
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#include <internetconnectivitycrkeys.h>
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#include <wlancontainer.h>
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#include "wlansettingsuimodel.h"
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#include "wlansettingsuipanic.h"
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#include <psmtypes.h>
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#include <psmsrvdomaincrkeys.h>
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#include <wlandevicesettingsinternalcrkeys.h>
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#include <featmgr.h>
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#include <mpmconnectscreenid.h>
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// CONSTANTS
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const TInt KWlanSettingsUiSecondsInMinute = 60;
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// ================= MEMBER FUNCTIONS =======================
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// ---------------------------------------------------------
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// CWlanSettingsUiModel::NewL
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// ---------------------------------------------------------
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//
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CWlanSettingsUiModel* CWlanSettingsUiModel::NewL
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(
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CMDBSession* aSession,
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CWlanMgmtClient* aWlanMgmtClient,
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CRepository* aRepository
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)
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{
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CWlanSettingsUiModel* self = new( ELeave )
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CWlanSettingsUiModel(aSession,
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aWlanMgmtClient,
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aRepository);
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CleanupStack::PushL( self );
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self->ConstructL();
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CleanupStack::Pop( self );
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return self;
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}
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// ---------------------------------------------------------
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// CWlanSettingsUiModel::CWlanSettingsUiModel
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// ---------------------------------------------------------
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//
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CWlanSettingsUiModel::CWlanSettingsUiModel
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(
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CMDBSession* aSession,
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CWlanMgmtClient* aWlanMgmtClient,
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CRepository* aRepository
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)
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: iShowWlanAvail( KWlanSettingsUiDefaultShowWlanAvail ),
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iScanNetworks( KWlanSettingsUiDefaultScanNetwork ),
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iPowerSaving( KWlanSettingsUiDefaultPowerSaving ),
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iPsmMode( EFalse ),
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iSession( aSession ),
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iWlanMgmtClient( aWlanMgmtClient ),
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iRepository( aRepository ),
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iPsmSupported( EFalse )
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{
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}
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// ---------------------------------------------------------
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// CWlanSettingsUiModel::ConstructL
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// ---------------------------------------------------------
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//
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void CWlanSettingsUiModel::ConstructL()
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{
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FeatureManager::InitializeLibL();
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// Set the member variable to indicate if full/partial PSM is on.
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// This value stays the same for the whole WLAN Settings session,
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// i.e. we ignore any mode changes during the session.
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CheckPsmModeL();
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}
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// ---------------------------------------------------------
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// CWlanSettingsUiModel::~CWlanSettingsUiModel()
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// ---------------------------------------------------------
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//
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CWlanSettingsUiModel::~CWlanSettingsUiModel()
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{
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FeatureManager::UnInitializeLib();
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}
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// ---------------------------------------------------------
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// CWlanSettingsUiModel::LoadSettingsL
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// ---------------------------------------------------------
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//
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void CWlanSettingsUiModel::LoadSettingsL()
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{
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TBool ownTransaction( EFalse );
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if( !iSession->IsInTransaction() )
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{
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ownTransaction = ETrue;
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iSession->OpenTransactionL();
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}
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TMDBElementId tableId = 0;
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tableId = CCDWlanDeviceSettingsRecord::TableIdL( *iSession );
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CCDWlanDeviceSettingsRecord* record = new( ELeave )
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CCDWlanDeviceSettingsRecord( tableId );
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CleanupStack::PushL( record );
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record->iWlanDeviceSettingsType = KWlanUserSettings;
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if( record->FindL( *iSession ) )
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{
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record->LoadL( *iSession );
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}
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// Read scan interval
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iScanNetworks = record->iBgScanInterval;
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FixScanNetworks( record->iSavedBgScanInterval );
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iPowerSaving = record->iWlanPowerMode;
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CleanupStack::PopAndDestroy( record );
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if ( ownTransaction )
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{
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iSession->CommitTransactionL();
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// Rollback operation.
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}
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}
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// ---------------------------------------------------------
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// CWlanSettingsUiModel::SaveSettingsL
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// ---------------------------------------------------------
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//
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void CWlanSettingsUiModel::SaveSettingsL()
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{
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TBool ownTransaction( EFalse );
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if( !iSession->IsInTransaction() )
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{
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ownTransaction = ETrue;
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iSession->OpenTransactionL();
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}
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TMDBElementId tableId = 0;
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tableId = CCDWlanDeviceSettingsRecord::TableIdL( *iSession );
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CCDWlanDeviceSettingsRecord* record = new( ELeave )
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CCDWlanDeviceSettingsRecord( tableId );
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CleanupStack::PushL( record );
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record->iWlanDeviceSettingsType = KWlanUserSettings;
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if( record->FindL( *iSession ) )
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{
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record->LoadL( *iSession );
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}
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if ( iShowWlanAvail )
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{
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record->iBgScanInterval = iScanNetworks;
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}
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else
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{
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record->iBgScanInterval = KWlanSettingsUiScanNetworkNever;
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// Do not change the saved interval value if in full or partial PSM Mode.
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// We want to preserve the previous user-selected value in memory, not the
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// forced PSM mode value (automatic).
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if ( !PsmModeOn() )
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{
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record->iSavedBgScanInterval = iScanNetworks;
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}
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}
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record->iWlanPowerMode = iPowerSaving;
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// Whenever settings are modified, iUseDefaultSettings must be set to false.
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record->iUseDefaultSettings = EFalse;
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record->ModifyL( *iSession );
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CleanupStack::PopAndDestroy( record );
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if ( ownTransaction )
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{
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iSession->CommitTransactionL();
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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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// CWlanSettingsUiModel::FixScanNetworks
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// ---------------------------------------------------------
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//
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void CWlanSettingsUiModel::FixScanNetworks( TUint aSavedScanInterval )
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{
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if ( iScanNetworks == KWlanSettingsUiScanNetworkNever )
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{
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iShowWlanAvail = EFalse;
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if( aSavedScanInterval == KWlanSettingsUiScanNetworkNever
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|| iPsmMode )
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{
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iScanNetworks = KWlanSettingsUiDefaultScanNetwork;
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}
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else
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{
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iScanNetworks = FixScanInterval( aSavedScanInterval );
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}
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}
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else
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{
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iShowWlanAvail = ETrue;
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iScanNetworks = FixScanInterval( iScanNetworks );
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}
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}
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// ---------------------------------------------------------
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// CWlanSettingsUiModel::FixScanInterval
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// ---------------------------------------------------------
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//
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TUint CWlanSettingsUiModel::FixScanInterval( TUint aScanInterval )
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{
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if( aScanInterval <=
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( EWlanSettingsUiScanNetworkMax * KWlanSettingsUiSecondsInMinute ) )
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{
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// Return only full minutes
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return aScanInterval -
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( aScanInterval % KWlanSettingsUiSecondsInMinute );
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}
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else
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{
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return KWlanSettingsUiScanNetworkAuto;
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}
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}
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// ---------------------------------------------------------
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// CWlanSettingsUiModel::CheckPsmModeL
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// ---------------------------------------------------------
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//
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void CWlanSettingsUiModel::CheckPsmModeL()
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{
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iPsmSupported = FeatureManager::FeatureSupported( KFeatureIdPowerSave );
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if( iPsmSupported )
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{
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TPsmsrvMode mode( EPsmsrvModeNormal );
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CRepository* cenrep = NULL;
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TRAP_IGNORE( cenrep = CRepository::NewL( KCRUidPowerSaveMode ) );
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if ( cenrep )
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{
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TInt crValue(0);
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cenrep->Get( KPsmCurrentMode, crValue );
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mode = static_cast<TPsmsrvMode>( crValue );
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if ( mode == EPsmsrvModePowerSave || mode == EPsmsrvPartialMode )
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{
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iPsmMode = ETrue;
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}
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else
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{
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iPsmMode = EFalse;
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}
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delete cenrep;
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cenrep = NULL;
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}
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}
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}
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// ---------------------------------------------------------
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// CWlanSettingsUiModel::ScanNetworks
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// ---------------------------------------------------------
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//
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TUint CWlanSettingsUiModel::ScanNetworks()
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{
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if ( iScanNetworks == KWlanSettingsUiScanNetworkAuto )
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{
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return iScanNetworks;
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}
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else
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{
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// Return scan time in minutes
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return ( iScanNetworks / KWlanSettingsUiSecondsInMinute );
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}
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}
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// ---------------------------------------------------------
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// CWlanSettingsUiModel::SetScanNetworks
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// ---------------------------------------------------------
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//
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void CWlanSettingsUiModel::SetScanNetworks( TUint aScanNetworks )
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{
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if ( aScanNetworks == KWlanSettingsUiScanNetworkAuto )
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{
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iScanNetworks = aScanNetworks;
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}
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else
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{
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// Scan time stored in seconds
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iScanNetworks = aScanNetworks * KWlanSettingsUiSecondsInMinute;
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}
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}
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