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/*
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* Copyright (c) 2004 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: Defines screensaver utility tools.
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*
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*/
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#include <coecntrl.h>
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#include <akntranseffect.h>
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#include <data_caging_path_literals.hrh>
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#include <gulicon.h>
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#ifdef RD_UI_TRANSITION_EFFECTS_PHASE2
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#include <akntransitionutils.h>
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#endif
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#include "screensaverutility.h"
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#include "screensaverappui.h"
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#include "ScreensaverUtils.h"
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// Screensaver window group priority boost (to ensure it's on top)
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const TInt KSSWinPriorityBoost = 2;
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_LIT(KSsBitmapName, "\\ssbackground.mbm");
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_LIT(KSsBitmapUserDrive, "c:");
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_LIT(KSsBitmapSystemDrive, "z:");
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// -----------------------------------------------------------------------------
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// CScreensaverUtility::Panic( TInt aPanic )
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// -----------------------------------------------------------------------------
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//
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void ScreensaverUtility::Panic( TInt aPanic )
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{
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User::Panic( _L("Screensaver"),aPanic );
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}
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// -----------------------------------------------------------------------------
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// CScreensaverUtility::FlushDrawBuffer( TInt aPanic )
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// Flushes pending draw commands. A "must" before activating power save
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// mode, so that the image can be copied to power save memory
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// -----------------------------------------------------------------------------
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//
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void ScreensaverUtility::FlushDrawBuffer()
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{
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CCoeEnv::Static()->WsSession().Flush();
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}
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// -----------------------------------------------------------------------------
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// CScreensaverUtility::ScreenRotated( TInt aPanic )
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// Checks if screen has been rotated
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// -----------------------------------------------------------------------------
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//
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TBool ScreensaverUtility::ScreenRotated()
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{
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TPixelsAndRotation pxRot;
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CCoeEnv::Static()->ScreenDevice()->GetDefaultScreenSizeAndRotation(pxRot);
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// Rotated, if 90 or 270 degrees
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return ((pxRot.iRotation == CFbsBitGc::EGraphicsOrientationRotated90)
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|| (pxRot.iRotation == CFbsBitGc::EGraphicsOrientationRotated270));
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}
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// -----------------------------------------------------------------------------
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// ScreensaverUtility::Query12HourClock
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// Query whether 12-hour clock is displayed
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// -----------------------------------------------------------------------------
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//
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TBool ScreensaverUtility::Query12HourClock( )
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{
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TLocale locale;
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return (locale.TimeFormat() == ETime12);
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}
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// -----------------------------------------------------------------------------
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// ScreensaverUtility::BringToForeground
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// -----------------------------------------------------------------------------
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//
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void ScreensaverUtility::BringToForeground()
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{
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#ifdef RD_UI_TRANSITION_EFFECTS_PHASE2
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const TInt KSsaCustomActivateContextNum = 1002;
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GfxTransEffect::BeginFullScreen( KSsaCustomActivateContextNum, TRect( ),
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AknTransEffect::EParameterType, AknTransEffect::GfxTransParam(
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KUidScreensaverApp,
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AknTransEffect::TParameter::EActivateExplicitContinue ) );
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#endif
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CEikonEnv::Static()->SetAutoForwarding( ETrue );
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CEikonEnv::Static()->BringForwards( ETrue, ECoeWinPriorityAlwaysAtFront
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+ KSSWinPriorityBoost );
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}
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// -----------------------------------------------------------------------------
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// ScreensaverUtility::SendToBackground
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// -----------------------------------------------------------------------------
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//
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void ScreensaverUtility::SendToBackground()
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{
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#ifdef RD_UI_TRANSITION_EFFECTS_PHASE2
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// Start the exit effect context even if this is actually application switch. The exit context
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// makes possible to map effect by using the *previous* application uid (=Screen Saver).
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// Note: Not allowed to call GfxTransEffect::EndFullScreen() as AVKON takes care of that when
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// EApplicationExit context is used!
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const TInt KSsaCustomDeactivateContextNum = 1001;
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//condition takes care of special case of incomeing call (should not have effect then)
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if ( CAknTransitionUtils::GetData( KScreensaverCallStateChange ) == NULL )
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{
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if ( static_cast<CScreensaverAppUi*>(CCoeEnv::Static()->AppUi())->IsForeground() )
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{
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GfxTransEffect::BeginFullScreen( KSsaCustomDeactivateContextNum,
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TRect( ), AknTransEffect::EParameterType,
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AknTransEffect::GfxTransParam( KUidScreensaverApp,
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AknTransEffect::TParameter::EActivateExplicitContinue ) );
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}
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}
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CAknTransitionUtils::RemoveData( KScreensaverCallStateChange );
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#endif
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CEikonEnv::Static()->BringForwards( EFalse );
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}
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// -----------------------------------------------------------------------------
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// ScreensaverUtility::IsDrivePresent
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// -----------------------------------------------------------------------------
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//
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TBool ScreensaverUtility::IsDrivePresent(TInt aDrive)
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{
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RFs& fs = CCoeEnv::Static()->FsSession();
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TInt error = KErrNone;
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TDriveInfo driveInfo;
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error = fs.Drive(driveInfo, aDrive );
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// Not present, locked or unknown is bad
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if ((error != KErrNone) ||
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(driveInfo.iMediaAtt & KMediaAttLocked) ||
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(driveInfo.iType == EMediaNotPresent) ||
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(driveInfo.iType == EMediaUnknown))
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{
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return EFalse;
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}
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// Read-only is fine
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return ETrue;
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}
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// -----------------------------------------------------------------------------
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// ScreensaverUtility::LoadBitmapL
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// -----------------------------------------------------------------------------
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//
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CGulIcon* ScreensaverUtility::LoadBitmapL()
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{
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CGulIcon *icon = CGulIcon::NewL();
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CleanupStack::PushL( icon );
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icon->SetBitmap(new (ELeave) CFbsBitmap());
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CFbsBitmap* mask = new (ELeave) CFbsBitmap();
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// First try user path and then system path.
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TInt error;
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TFileName path;
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path.Copy(KSsBitmapUserDrive);
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path.Append(KDC_APP_BITMAP_DIR);
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path.Append(KSsBitmapName);
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for (TInt i = 0; i < 2; i++)
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{
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error = icon->Bitmap()->Load(path, 0);
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if (error == KErrNone)
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{
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error = mask->Load(path, 1);
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if (error != KErrNone)
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{
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delete mask;
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}
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else
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{
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icon->SetMask( mask );
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}
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CleanupStack::Pop(); // icon
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return icon;
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}
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path.Copy(KSsBitmapSystemDrive);
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path.Append(KDC_APP_BITMAP_DIR);
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path.Append(KSsBitmapName);
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}
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CleanupStack::PopAndDestroy(); // icon
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return NULL;
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}
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// -----------------------------------------------------------------------------
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// ScreensaverUtility::StopWServHeartBeat
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// -----------------------------------------------------------------------------
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//
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void ScreensaverUtility::StopWServHeartBeat()
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{
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SCRLOGGER_WRITE("Model: Stopping WServ HB, snoozing...");
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RWsSession ws;
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TInt err = ws.Connect( );
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if ( !err )
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{
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ws.PrepareForSwitchOff( );
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ws.Close( );
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}
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}
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// End of file
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