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/*
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* Copyright (c) 2010 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: Listen VPN toggle key changes in central repository.
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*
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*/
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#include <centralrepository.h>
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#include <mpmvpntoggleapi.h>
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#include "mpmlogger.h"
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#include "mpmvpntogglewatcher.h"
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// ---------------------------------------------------------------------------
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// Default constructor
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// ---------------------------------------------------------------------------
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//
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CMpmVpnToggleWatcher::CMpmVpnToggleWatcher( MMpmVpnToggleWatcherNotify& aNotify )
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: CActive( EPriorityStandard ),
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iNotify( aNotify )
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{
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CActiveScheduler::Add( this );
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}
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// ---------------------------------------------------------------------------
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// Creates central repositor object
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// ---------------------------------------------------------------------------
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//
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void CMpmVpnToggleWatcher::ConstructL()
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{
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TRAPD(err, iRepository = CRepository::NewL( KMpmVpnToggleCenRepUid ));
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if ( err == KErrNone )
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{
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StartL();
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}
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}
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// ---------------------------------------------------------------------------
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// Creates new object
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// ---------------------------------------------------------------------------
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//
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CMpmVpnToggleWatcher* CMpmVpnToggleWatcher::NewL( MMpmVpnToggleWatcherNotify& aNotify )
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{
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CMpmVpnToggleWatcher* self = new( ELeave ) CMpmVpnToggleWatcher(aNotify);
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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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// Destructor
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// ---------------------------------------------------------------------------
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//
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CMpmVpnToggleWatcher::~CMpmVpnToggleWatcher()
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{
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Cancel();
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delete iRepository;
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}
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// ---------------------------------------------------------------------------
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// Order notification from changes
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// ---------------------------------------------------------------------------
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//
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void CMpmVpnToggleWatcher::StartL()
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{
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MPMLOGSTRING( "CMpmVpnToggleWatcher::StartL" )
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// Get the initial Connect screen ID from repository.
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User::LeaveIfError( GetVpnToggleValues() );
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// Request for notifications.
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User::LeaveIfError( RequestNotifications() );
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}
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// ---------------------------------------------------------------------------
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// Request notifications.
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// ---------------------------------------------------------------------------
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//
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TInt CMpmVpnToggleWatcher::RequestNotifications()
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{
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MPMLOGSTRING( "CMpmVpnToggleWatcher::RequestNotifications" )
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TInt err = iRepository->NotifyRequest( KMpmVpnTogglePreferVpn, iStatus );
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if ( err == KErrNone )
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{
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SetActive();
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}
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else
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{
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MPMLOGSTRING2( "CMpmVpnToggleWatcher::RequestNotifications, ERROR: %d", err )
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}
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return err;
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}
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// ---------------------------------------------------------------------------
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// Get VPN toggle values.
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// ---------------------------------------------------------------------------
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//
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TInt CMpmVpnToggleWatcher::GetVpnToggleValues()
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{
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MPMLOGSTRING( "CMpmVpnToggleWatcher::GetVpnToggleValues" )
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// Get values from central repository
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TInt err = iRepository->Get( KMpmVpnTogglePreferVpn, iVpnConnectionPreferred );
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if ( err != KErrNone )
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{
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MPMLOGSTRING2( "CMpmVpnToggleWatcher::GetVpnToggleValues, preferred value, ERROR: %d", err )
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return err;
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}
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TInt value(0);
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err = iRepository->Get( KMpmVpnToggleIapId, value );
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if ( err != KErrNone )
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{
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MPMLOGSTRING2( "CMpmVpnToggleWatcher::GetVpnToggleValues, IAP Id value, ERROR: %d", err )
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return err;
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}
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iVpnIapId = value;
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err = iRepository->Get( KMpmVpnToggleSnapId, value );
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if ( err != KErrNone )
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{
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MPMLOGSTRING2( "CMpmVpnToggleWatcher::GetVpnToggleValues, SNAP Id value, ERROR: %d", err )
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return err;
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}
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iSnapId = value;
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return KErrNone;
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}
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// ---------------------------------------------------------------------------
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// Return VPN toggle value.
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// ---------------------------------------------------------------------------
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//
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TBool CMpmVpnToggleWatcher::IsVpnConnectionPreferred() const
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{
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return iVpnConnectionPreferred;
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}
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// ---------------------------------------------------------------------------
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// Return VPN IAP Id.
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// ---------------------------------------------------------------------------
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//
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TUint32 CMpmVpnToggleWatcher::VpnIapId() const
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{
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return iVpnIapId;
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}
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// ---------------------------------------------------------------------------
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// Return SNAP Id.
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// ---------------------------------------------------------------------------
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//
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TUint32 CMpmVpnToggleWatcher::SnapId() const
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{
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return iSnapId;
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}
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// ---------------------------------------------------------------------------
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// Resets VPN toggle values.
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// ---------------------------------------------------------------------------
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//
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void CMpmVpnToggleWatcher::ResetVpnToggleValues()
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{
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// Cancel listening VPN toggle value change
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Cancel();
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// Reset values.
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iVpnConnectionPreferred = EFalse;
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iVpnIapId = 0;
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iSnapId = 0;
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TInt err = iRepository->Set( KMpmVpnTogglePreferVpn, 0 );
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if ( err == KErrNone )
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{
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err = iRepository->Set( KMpmVpnToggleIapId, 0 );
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}
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if ( err == KErrNone )
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{
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err = iRepository->Set( KMpmVpnToggleSnapId, 0 );
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}
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MPMLOGSTRING2( "CMpmVpnToggleWatcher::ResetVpnToggleValues, ERROR: %d", err )
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// Restart listening VPN toggle value change
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RequestNotifications();
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}
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// ---------------------------------------------------------------------------
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// From class CActive.
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// When there is a change in VPN toggle key value, event is received in here
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// ---------------------------------------------------------------------------
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//
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void CMpmVpnToggleWatcher::RunL()
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{
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if ( iStatus.Int() < KErrNone )
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{
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MPMLOGSTRING2("CMpmVpnToggleWatcher::RunL, status: 0x%08X", iStatus.Int())
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iErrorCounter++;
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if ( iErrorCounter > KMpmVpnToggleWatcherCenRepErrorThreshold )
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{
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MPMLOGSTRING2("Over %d consecutive errors, stopping notifications permanently.",
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KMpmVpnToggleWatcherCenRepErrorThreshold)
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return;
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}
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// Else: Error occured but counter not expired. Proceed.
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RequestNotifications();
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}
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else
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{
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// Notification is received ok => Reset the counter.
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iErrorCounter = 0;
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RequestNotifications();
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// Get values from central repository
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GetVpnToggleValues();
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// Notify values.
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TRAP_IGNORE( iNotify.SetVpnToggleValuesL( iVpnConnectionPreferred,
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iVpnIapId,
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iSnapId ) );
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}
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}
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// ---------------------------------------------------------------------------
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// From class CActive.
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// Handles any leave from RunL.
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// ---------------------------------------------------------------------------
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//
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TInt CMpmVpnToggleWatcher::RunError( TInt aError )
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{
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MPMLOGSTRING2( "CMpmVpnToggleWatcher::RunError, ERROR: %d", aError );
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aError = aError;
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iErrorCounter++;
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if ( !IsActive() )
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{
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RequestNotifications();
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}
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return KErrNone;
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}
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// ---------------------------------------------------------------------------
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// From class CActive.
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// Cancel outstanding request
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// ---------------------------------------------------------------------------
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//
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void CMpmVpnToggleWatcher::DoCancel()
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{
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iRepository->NotifyCancel( KMpmVpnTogglePreferVpn );
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}
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