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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: base class for application states
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*
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*/
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#include "tvtuiappstates.h"
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#include "videotelui.hrh"
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#include "tvtuistates.h"
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#include "cvtuiappshutter.h"
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#include "mvtuistatecontext.h"
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#include <videotelui.rsg>
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#include <AknQueryDialog.h>
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#include <StringLoader.h>
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#include <cvtlogger.h>
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#include <cvtengmodel.h>
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#include <vtengevents.h>
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#include <mvtengcommandhandler.h>
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#include <coreapplicationuisdomainpskeys.h>
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// By default call ending command is allowed to send to call handling.
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// Initially no shutdown request
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TBool TVtUiAppStateBase::iShutdownRequested = EFalse;
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// -----------------------------------------------------------------------------
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// c++ constructor
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// -----------------------------------------------------------------------------
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//
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TVtUiAppStateBase::TVtUiAppStateBase(
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MVtUiStateContext& aCtx,
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TVtUiStates& aUiStates ) : iCtx(aCtx), iUiStates( aUiStates )
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{
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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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TVtUiAppStateBase::~TVtUiAppStateBase()
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{
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::AppUiStartupPhase1DoneL
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::AppUiStartupPhase1DoneL()
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{
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// no default behavior
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::AppUiStartupPhase2DoneL
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::AppUiStartupPhase2DoneL()
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{
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// no default behavior
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::ShutdownDoneL
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::ShutdownDoneL()
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{
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// no default behavior
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::HandleForegroundChangedL
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// -----------------------------------------------------------------------------
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//
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TBool TVtUiAppStateBase::HandleForegroundChangedL(
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const TBool /*aIsForegroung*/ )
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{
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// no default behavior
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::PreHandleForegroundChangedL
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// -----------------------------------------------------------------------------
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//
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TBool TVtUiAppStateBase::PreHandleForegroundChangedL(
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const TBool /*aIsForegroung*/ )
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{
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// no default behavior
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return EFalse;
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::StartDtmfTone
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::StartDtmfTone( const TChar& /*aTone*/ )
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{
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// no default behavior
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::StopDtmfTone
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::StopDtmfTone()
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{
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// no default behavior
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::SetInitialStateL
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::SetInitialStateL(
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MVtUiStateContext& aCtx,
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TVtUiStates& aUiStates )
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{
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__VTPRINTENTER( "TVtUiAppStateBase.SetInitialState" )
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TVtUiAppStateBase* initialState =
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TVtUiStateStarting::InstanceL( aCtx, aUiStates );
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aCtx.ChangeState( initialState );
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initialState->OpenL();
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__VTPRINTEXIT( "TVtUiAppStateBase.SetInitialState" )
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::ShutdownRequested
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// -----------------------------------------------------------------------------
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//
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TBool TVtUiAppStateBase::ShutdownRequested()
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{
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return iShutdownRequested;
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::AppUiStartupFailedL
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::AppUiStartupFailedL()
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{
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__VTPRINTENTER( "TVtUiAppStateBase.AppUiStartupFailedL" )
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// Shutdown
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ChangeStateL( *TVtUiStateResetting::InstanceL( iCtx, iUiStates ) );
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__VTPRINTEXIT( "TVtUiAppStateBase.AppUiStartupFailedL" )
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::OpenL
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::OpenL()
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{
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::Close
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::Close()
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{
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::ChangeStateL
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::ChangeStateL( TVtUiAppStateBase& aNewState )
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{
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__VTPRINTENTER( "TVtUiAppStateBase.ChangeStateL" )
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// Check for transition to already active state.
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TVtUiAppStateBase* state = &aNewState;
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if ( state == this )
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{
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__VTPRINTEXITR( "TVtUiAppStateBase.ChangeStateL %d", 0 )
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return;
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}
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const TVtEngCommandId pending =
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iCtx.Model().CommandHandler().PendingCommand();
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if ( pending != KVtEngCommandNone &&
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state == TVtUiStateResetting::InstanceL( iCtx, iUiStates ) )
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{
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// delay shutdown until engine command completes
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__VTPRINT2( DEBUG_GEN, "TVtUiAppStateBase.ChangeStateL, pengind command is: %d", pending );
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TVtUiAppStateBase::iShutdownRequested = ETrue;
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if ( pending == KVtEngInitializeShareImage )
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{
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iCtx.Model().CommandHandler().CancelCommand( pending );
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}
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__VTPRINTEXITR( "TVtUiAppStateBase.ChangeStateL %d", KErrNotReady )
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return;
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}
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__VTPRINT( DEBUG_GEN,
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" TVtUiAppStateBase.ChangeStateL !! STATE TRANSITION !!" )
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iCtx.ChangeState( &aNewState );
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Close();
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// perform entry action for new state
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aNewState.OpenL();
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__VTPRINTEXITR( "TVtUiAppStateBase.ChangeStateL %d", 1 )
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::CleanupResetPushL
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::CleanupResetPushL()
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{
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// Shutdown if leave occurs in critical ops.
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CleanupStack::PushL(
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TCleanupItem( TransitionToReset, this ) );
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::TransitionToReset
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::TransitionToReset( TAny* aAny )
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{
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TVtUiAppStateBase* state = reinterpret_cast< TVtUiAppStateBase* >( aAny );
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TRAP_IGNORE( state->ChangeStateL( *TVtUiStateResetting::InstanceL(
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state->iCtx, state->iUiStates ) ) );
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::HandleVTCommandPerformedL
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// -----------------------------------------------------------------------------
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//
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TVtUiAppStateBase::TEventResponse TVtUiAppStateBase::HandleVTCommandPerformedL(
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TVtEngCommandId /*aCommand*/,
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const TInt /*aError*/ )
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{
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__VTPRINTENTER( "TVtUiAppStateBase.HandleVTCommandPerformedL" )
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// By default all UI is allowed to handle all command completions.
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TEventResponse handled = EEventNotHandled;
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// check if shutdown requested while command was pending
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const TVtEngCommandId pending = iCtx.Model().CommandHandler().PendingCommand();
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if ( pending == KVtEngCommandNone &&
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TVtUiAppStateBase::iShutdownRequested )
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{
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__VTPRINT( DEBUG_GEN, "Handling delayed shutdown" );
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ChangeStateL( *TVtUiStateResetting::InstanceL(
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iCtx, iUiStates ) );
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}
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__VTPRINTEXIT( "TVtUiAppStateBase.HandleVTCommandPerformedL" )
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return handled;
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::HandleVtEventL
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// -----------------------------------------------------------------------------
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//
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TVtUiAppStateBase::TEventResponse TVtUiAppStateBase::HandleVtEventL(
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const TInt aEvent )
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{
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__VTPRINTENTER( "TVtUiAppStateBase.HandleVtEventL" )
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TEventResponse handled = EEventHandled;
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switch ( aEvent )
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{
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case KVtEngDeviceLockOn:
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case KVtEngDeviceLockOff:
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HandleDeviceLockEventL( aEvent == KVtEngDeviceLockOn );
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break;
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case KVtEngRemoteDisconnect:
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/** Don't allow sending of end active call command to call handling
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* because requesting disconnect from the network after NW originated
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* termination violates standards.
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*/
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break;
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default:
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handled = EEventNotHandled;
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break;
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}
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__VTPRINTEXIT( "TVtUiAppStateBase.HandleVtEventL" )
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return handled;
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::HandleCommandL
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// -----------------------------------------------------------------------------
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//
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TVtUiAppStateBase::TEventResponse TVtUiAppStateBase::HandleCommandL(
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const TInt /*aCommand*/ )
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{
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__VTPRINTENTER( "TVtUiAppStateBase.HandleCommandL" )
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TEventResponse handled = EEventNotHandled;
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__VTPRINTEXITR( "TVtUiAppStateBase.HandleCommandL %d", handled )
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return handled;
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::HandleLayoutChangedL
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::HandleLayoutChangedL( )
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{
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__VTPRINTENTER( "TVtUiAppStateBase.HandleLayoutChangedL" )
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// By default only indicate that layout change needs to be handled.
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iUiStates.SetLayoutChangeNeeded( ETrue );
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__VTPRINTEXIT( "TVtUiAppStateBase.HandleLayoutChangedL" )
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::HandleShutdownReady
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::HandleShutdownReady()
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{
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__VTPRINTENTER( "TVtUiAppStateBase.HandleShutdownReady" )
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// forwarded to AppUi which handles UI framework exit
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iCtx.HandleShutdownReady();
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iCtx.ChangeState( NULL );
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// deletes current state
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Close();
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__VTPRINTEXIT( "TVtUiAppStateBase.HandleShutdownReady" )
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::HandleDeviceLockEventL
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//
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::HandleDeviceLockEventL( const TBool aDeviceIsLocked )
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{
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__VTPRINTENTER( "TVtUiAppStateBase.HandleDeviceLockEventL" )
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iUiStates.SetDeviceLockOn( aDeviceIsLocked );
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if ( aDeviceIsLocked )
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{
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iCtx.ChangeApplicationFocus( EFalse );
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}
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__VTPRINTEXITR( "TVtUiAppStateBase.HandleDeviceLockEventL lock state=%d",
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aDeviceIsLocked )
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::CheckEndActiveCallL
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// -----------------------------------------------------------------------------
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//
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TBool TVtUiAppStateBase::CheckEndActiveCallL()
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{
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__VTPRINTENTER( "TVtUiAppStateBase.CheckEndActiveCallL" )
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const MVtEngSessionInfo::TSessionState state = SessionState( EFalse );
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TBool shutdownStarted( EFalse );
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if ( state == MVtEngSessionInfo::EIdle )
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{
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__VTPRINT( DEBUG_GEN, "VtUi.Release bearer" )
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// h.245 session is ended
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ChangeStateL( *TVtUiStateResetting::InstanceL( iCtx, iUiStates ) );
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shutdownStarted = ETrue;
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}
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__VTPRINTEXITR( "TVtUiAppStateBase.CheckEndActiveCallL %d",
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shutdownStarted )
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return shutdownStarted;
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::SessionState
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// -----------------------------------------------------------------------------
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//
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MVtEngSessionInfo::TSessionState TVtUiAppStateBase::SessionState(
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const TBool aUpdate ) const
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{
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const CVtEngModel& model = iCtx.Model();
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const MVtEngSessionInfo& session = model.Session();
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return session.State( aUpdate );
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::SetLightsState
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::SetLightsState( const TBool aOn )
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{
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__VTPRINTENTER( "TVtUiAppStateBase.SetLightsState" )
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const TInt value = aOn ? EForcedLightsOn : EForcedLightsOff;
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RProperty::Set(
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KPSUidCoreApplicationUIs,
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KLightsVTForcedLightsOn,
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value );
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__VTPRINTEXIT( "TVtUiAppStateBase.SetLightsState" )
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}
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// -----------------------------------------------------------------------------
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// TVtUiAppStateBase::SetExecState
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// -----------------------------------------------------------------------------
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//
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void TVtUiAppStateBase::SetExecState( const TVtUiStates::TVtUiExecState aState )
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{
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__VTPRINTENTER( "TVtUiAppStateBase.SetExecState" )
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iUiStates.SetExecState( aState );
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__VTPRINTEXITR( "TVtUiAppStateBase.SetExecState %d", aState )
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}
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