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/*
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* Copyright (c) 2002-2006 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 the License "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 CBrowserCommsModel.
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*
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*
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*/
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// INCLUDE FILES
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#include <ActiveApDb.h>
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#include <ApUtils.h>
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#include <ApSelect.h>
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#include <ApListItemList.h>
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#include <ApListItem.h>
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#include <BrowserNG.rsg>
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#include "BrowserCommsModel.h"
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#include "BrowserDialogs.h"
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#include "Browser.hrh"
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// CONSTANTS
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/// Granularity of observer list.
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LOCAL_D const TInt KObserverListGranularity = 4;
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// ================= MEMBER FUNCTIONS =======================
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// ---------------------------------------------------------
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// CBrowserCommsModel::NewL
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// ---------------------------------------------------------
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//
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CBrowserCommsModel* CBrowserCommsModel::NewL()
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{
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CBrowserCommsModel* model = new (ELeave) CBrowserCommsModel();
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CleanupStack::PushL( model );
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model->ConstructL();
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CleanupStack::Pop(); // model
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return model;
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::~CBrowserCommsModel
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// ---------------------------------------------------------
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//
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CBrowserCommsModel::~CBrowserCommsModel()
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{
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delete iObservers;
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if ( iDb )
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{
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iDb->RemoveObserver( this );
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}
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delete iCachedApList;
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delete iDb;
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::CBrowserCommsModel
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// ---------------------------------------------------------
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//
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CBrowserCommsModel::CBrowserCommsModel(): iUpdatePending( EFalse )
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{
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::ConstructL
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// ---------------------------------------------------------
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//
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void CBrowserCommsModel::ConstructL()
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{
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iDb = CActiveApDb::NewL( EDatabaseTypeIAP );
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iDb->AddObserverL( this );
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iCachedApList = new (ELeave) CApListItemList();
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iObservers = new (ELeave) CArrayPtrFlat<MCommsModelObserver>
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( KObserverListGranularity );
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iDelayedRefresh = ETrue;
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//GetAccessPointsL();
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::HandleApDbEventL
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// ---------------------------------------------------------
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//
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void CBrowserCommsModel::HandleApDbEventL
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( MActiveApDbObserver::TEvent aEvent )
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{
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// We try to refresh AP list in two cases:
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// 1. Database changed;
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// 2. Database unlocked and we have a pending update (previous update was
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// unsuccessful).
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if ( aEvent == MActiveApDbObserver::EDbChanged ||
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( aEvent == MActiveApDbObserver::EDbAvailable && iUpdatePending ) )
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{
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// Try to refresh cached AP list.
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iDelayedRefresh = ETrue;
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//GetAccessPointsL();
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NotifyObserversL();
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}
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// MActiveApDbObserver::EDbClosing:
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// MActiveApDbObserver::EDbAvailable:
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// These events will never come. Commdb cannot be closed
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// with a notifier still on it. (It must be deleted to close.)
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::ApDb
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// ---------------------------------------------------------
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//
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CActiveApDb& CBrowserCommsModel::ApDb() const
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{
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return *iDb;
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::CommsDb
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// ---------------------------------------------------------
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//
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CCommsDatabase& CBrowserCommsModel::CommsDb() const
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{
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return *(iDb->Database());
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::CopyAccessPointsL
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// ---------------------------------------------------------
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//
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CApListItemList* CBrowserCommsModel::CopyAccessPointsL()
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{
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if ( iDelayedRefresh )
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{
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GetAccessPointsL();
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iDelayedRefresh = EFalse;
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}
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CApListItemList* accessPoints = new (ELeave) CApListItemList();
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CleanupStack::PushL( accessPoints );
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CApListItem* ap;
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TInt i;
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TInt count = iCachedApList->Count();
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for ( i = 0; i < count; i++ )
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{
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ap = CApListItem::NewLC( iCachedApList->At( i ) );
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accessPoints->AppendL( ap );
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CleanupStack::Pop(); // ap; owner is now the list.
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}
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CleanupStack::Pop(); // accessPoints
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return accessPoints;
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::AccessPoints
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// ---------------------------------------------------------
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//
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const CApListItemList* CBrowserCommsModel::AccessPointsL()
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{
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if ( iDelayedRefresh )
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{
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GetAccessPointsL();
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iDelayedRefresh = EFalse;
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}
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return iCachedApList;
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::RefreshAccessPointsL
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// ---------------------------------------------------------
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//
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void CBrowserCommsModel::RefreshAccessPointsL()
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{
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iDelayedRefresh = ETrue;
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//GetAccessPointsL();
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::AddObserverL
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// ---------------------------------------------------------
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//
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void CBrowserCommsModel::AddObserverL( MCommsModelObserver& aObserver )
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{
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iObservers->AppendL( &aObserver );
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::RemoveObserver
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// ---------------------------------------------------------
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//
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void CBrowserCommsModel::RemoveObserver( MCommsModelObserver& aObserver )
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{
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TInt i;
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TInt count = iObservers->Count();
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for ( i = 0; i < count; i++ )
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{
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if ( iObservers->At( i ) == &aObserver )
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{
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iObservers->Delete( i );
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break;
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}
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}
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::GetAccessPointsL
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// ---------------------------------------------------------
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//
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void CBrowserCommsModel::GetAccessPointsL()
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{
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CApListItemList* apList = new (ELeave) CApListItemList();
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CleanupStack::PushL( apList );
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TRAPD( err, DoGetAccessPointsL( *apList ) );
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switch ( err )
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{
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case KErrNone:
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{
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// Got new data.
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delete iCachedApList;
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CleanupStack::Pop(); // apList: now member.
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iCachedApList = apList;
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iUpdatePending = EFalse;
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//NotifyObserversL();
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break;
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}
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case KErrLocked:
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case KErrAccessDenied:
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case KErrPermissionDenied:
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{
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// Could not access database. Update now pending, old data remains.
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CleanupStack::PopAndDestroy(); // apList
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iUpdatePending = ETrue;
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break;
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}
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default:
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{
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// Other error. Propagate.
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User::Leave( err );
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break;
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}
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}
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::DoGetAccessPointsL
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// ---------------------------------------------------------
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//
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void CBrowserCommsModel::DoGetAccessPointsL( CApListItemList& aList ) const
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{
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CApSelect* apSelect = CApSelect::NewLC
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(
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*(iDb->Database()),
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KEApIspTypeAll,
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// KEApIspTypeAll | KEApIspTypeWAPMandatory,
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EApBearerTypeAll,
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KEApSortNameAscending,
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EIPv4 | EIPv6,
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EVpnFilterBoth, //For VPNs
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ETrue //Easy Wlan ap
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);
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(void)apSelect->AllListItemDataL( aList );
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CleanupStack::PopAndDestroy(); // apSelect
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}
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// ---------------------------------------------------------
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// CBrowserCommsModel::NotifyObserversL
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// ---------------------------------------------------------
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//
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void CBrowserCommsModel::NotifyObserversL()
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{
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if ( iObservers )
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{
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TInt i;
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TInt count = iObservers->Count();
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for ( i = 0; i < count; i++ )
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{
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iObservers->At( i )->HandleCommsModelChangeL();
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}
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}
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}
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// End of File
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