/*

* Copyright (c) 2006-2008 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  

*

*/

// INCLUDE FILES

#include <avkon.hrh>

#include "vuicstate.h"

#include "vuicverificationinitstate.h"

#include "vuicverificationstate.h"

#include "vuicabortstate.h"

#include "vuicerrorstate.h"

#include "vuicdatastorage.h"

#include "vuicvoicerecogdialogimpl.h"

#include "vuictoneplayer.h"

#include "rubydebug.h"

// CONSTANTS

// -----------------------------------------------------------------------------

// CVerificationInitState::NewL

// Two-phased constructor.

// -----------------------------------------------------------------------------

//

CVerificationInitState* CVerificationInitState::NewL( CDataStorage& aDataStorage, CUiModel& aUiModel )

    {

    CVerificationInitState* self = new (ELeave) CVerificationInitState( aDataStorage, aUiModel );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }       

// Destructor       

CVerificationInitState::~CVerificationInitState()

    {

    RUBY_DEBUG0( "CVerificationInitState::~CVerificationInitState START" );

    if ( iInternalState != EReady )

        {

        DataStorage().VerificationRecognitionHandler()->Cancel();

        }

    RUBY_DEBUG0( "CVerificationInitState::~CVerificationInitState EXIT" );

    }

// ---------------------------------------------------------

// CVerificationInitState::HandleEventL

// ---------------------------------------------------------

//       

void CVerificationInitState::HandleEventL( TInt aEvent )

    {

    RUBY_DEBUG_BLOCK( "CVerificationInitState::HandleEventL" );

    CState* nextState = NULL;

    switch( aEvent )

        {

        case KErrNone:

            if ( iInternalState == EStarted )

                {

#ifndef __WINS__

#ifdef __FULLDUPLEX_CHANGE

                iInternalState = ESamplingStarted;

                nextState = this;

                }

            else if ( iInternalState == ESamplingStarted )

                {

#endif // __FULLDUPLEX_CHANGE

#endif // __WINS__ 

                iInternalState = EInitialized;

                }

            else

                {

                nextState = CVerificationState::NewL( DataStorage(), UiModel() );

                iInternalState = EReady;

                }

            break;

        case KErrInit:

            nextState = CErrorState::NewL( DataStorage(), UiModel(), aEvent );

            break;

        case EShortKeypress:

        case ELongKeypress:

        case EEndCallKeypress:

            // Do nothing

            break;

        default:

            nextState = CAbortState::NewL( DataStorage(), UiModel() );

            break;

        }

    DataStorage().VoiceRecognitionImpl()->ChangeState( nextState );

    }

// ---------------------------------------------------------

// CVerificationInitState::ExecuteL

// ---------------------------------------------------------

//       

void CVerificationInitState::ExecuteL()

    {

    RUBY_DEBUG_BLOCK( "CVerificationInitState::ExecuteL" );

    if ( iInternalState == ENotStarted )

        {

        // Initialize recognition system

        InitializeL();

        iInternalState = EStarted;

#ifndef __WINS__

#ifdef __FULLDUPLEX_CHANGE

        // Initialize sampling

        StartSamplingL();

        }

    else if ( iInternalState == ESamplingStarted )

        {

#endif // __FULLDUPLEX_CHANGE

#endif // __WINS__ 

        // Initialize start tone

        DataStorage().TonePlayer()->InitToneL( EAvkonSIDNameDiallerStartTone );

        // Initialize recognition

        RecognizeInitL();

        }

    }

// ---------------------------------------------------------

// CVerificationInitState::CVerificationInitState

// ---------------------------------------------------------

//              

CVerificationInitState::CVerificationInitState( CDataStorage& aDataStorage, CUiModel& aUiModel )

 : CState( aDataStorage, aUiModel ), iInternalState( ENotStarted )

    {

    }

// ---------------------------------------------------------

// CVerificationInitState::InitializeL

// ---------------------------------------------------------

//

void CVerificationInitState::InitializeL()

    {

    RUBY_DEBUG_BLOCK( "CVerificationInitState::InitializeL" );

    CNssRecognitionHandlerBuilder* builder = CNssRecognitionHandlerBuilder::NewL();

    DataStorage().SetVerificationRecognitionHandlerBuilder( builder );    

    builder->InitializeL();

    DataStorage().SetVerificationRecognitionHandler( builder->GetRecognitionHandler() );

    }

#ifndef __WINS__

#ifdef __FULLDUPLEX_CHANGE

// ---------------------------------------------------------

// CVerificationInitState::StartSamplingL

// ---------------------------------------------------------

//

void CVerificationInitState::StartSamplingL()

    {

    RUBY_DEBUG_BLOCK( "CVerificationInitState::StartSamplingL" );

    MNssRecognitionHandler* handler = DataStorage().VerificationRecognitionHandler(); 

    User::LeaveIfError(

        handler->PreStartSampling( DataStorage().VoiceRecognitionImpl() ) );

    }

#endif // __FULLDUPLEX_CHANGE

#endif // __WINS__ 

// ---------------------------------------------------------

// CVerificationInitState::RecognizeInitL

// ---------------------------------------------------------

//

void CVerificationInitState::RecognizeInitL()

    {

    RUBY_DEBUG_BLOCK( "CVerificationInitState::RecognizeInitL" );

    // Content of this array may not be destroyed here. In case of a Leave content

    // will be destroyed in DataStorage.

    CArrayPtrFlat<MNssContext>* array = new (ELeave) CArrayPtrFlat<MNssContext>( 1 );

    CleanupDeletePushL( array );

    array->AppendL( DataStorage().Context() );

    MNssRecognitionHandler* handler = DataStorage().VerificationRecognitionHandler();

    User::LeaveIfError(

        handler->RecognizeInitL( DataStorage().VoiceRecognitionImpl(), *array, 1 ) );

    CleanupStack::PopAndDestroy( array );

    }

// End of File