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廢話少說看程式碼

#pragma once
#include "Window1.g.h"
#include "Resources.Designer.h"

using namespace System;
using namespace System::Collections::Generic;
using namespace System::Text;
using namespace System::Windows;
using namespace System::Windows::Controls;
using namespace System::Windows::Data;
using namespace System::Windows::Documents;
using namespace System::Windows::Input;
using namespace System::Windows::Media;
using namespace System::Windows::Media::Imaging;
using namespace System::Windows::Shapes;

using namespace System::Reflection;
using namespace System::Windows::Threading;
using namespace System::IO;
using namespace System::Xml;
using namespace System::Collections::ObjectModel;
using namespace System::ComponentModel;

using namespace System::Speech::Recognition;
using namespace System::Speech::Recognition::SrgsGrammar;
using namespace System::Speech::Synthesis;

namespace speechReco
{
 /// <summary>
 /// Interaction logic for Window1.xaml
 /// </summary>

//ORIGINAL LINE: public partial class Window1 : System.Windows.Window
//INSTANT C++ TODO TASK: C++ does not support 'partial' types. You must manually combine the entire Window1 type in one place.
 public ref class Window1 : System::Windows::Window
 {
 private:
  SpeechRecognizer ^sharedRecognizer;
  SpeechRecognitionEngine ^appRecognizer;
  SrgsDocument ^sdCmnrules;

 public:
  Window1()
  {
   InitializeComponent();

   sharedRecognizer = gcnew SpeechRecognizer();
   sharedRecognizer->AudioLevelUpdated += gcnew EventHandler<AudioLevelUpdatedEventArgs^>(this, &Window1::sharedRecognizer_AudioLevelUpdated);
   sharedRecognizer->AudioSignalProblemOccurred += gcnew EventHandler<AudioSignalProblemOccurredEventArgs^>(this, &Window1::sharedRecognizer_AudioSignalProblemOccurred);
   sharedRecognizer->AudioStateChanged += gcnew EventHandler<AudioStateChangedEventArgs^>(this, &Window1::sharedRecognizer_AudioStateChanged);
   sharedRecognizer->EmulateRecognizeCompleted += gcnew EventHandler<EmulateRecognizeCompletedEventArgs^>(this, &Window1::sharedRecognizer_EmulateRecognizeCompleted);
   sharedRecognizer->LoadGrammarCompleted += gcnew EventHandler<LoadGrammarCompletedEventArgs^>(this, &Window1::sharedRecognizer_LoadGrammarCompleted);
   sharedRecognizer->RecognizerUpdateReached += gcnew EventHandler<RecognizerUpdateReachedEventArgs^>(this, &Window1::sharedRecognizer_RecognizerUpdateReached);
   sharedRecognizer->SpeechDetected += gcnew EventHandler<SpeechDetectedEventArgs^>(this, &Window1::sharedRecognizer_SpeechDetected);
   sharedRecognizer->SpeechHypothesized += gcnew EventHandler<SpeechHypothesizedEventArgs^>(this, &Window1::sharedRecognizer_SpeechHypothesized);
   sharedRecognizer->SpeechRecognitionRejected += gcnew EventHandler<SpeechRecognitionRejectedEventArgs^>(this, &Window1::sharedRecognizer_SpeechRecognitionRejected);
   sharedRecognizer->SpeechRecognized += gcnew EventHandler<SpeechRecognizedEventArgs^>(this, &Window1::sharedRecognizer_SpeechRecognized);
   sharedRecognizer->StateChanged += gcnew EventHandler<System::Speech::Recognition::StateChangedEventArgs^>(this, &Window1::sharedRecognizer_StateChanged);

   //load SRGS library
   array<System::Byte> ^ba = speechReco::Properties::Resources::cmnrules;
   MemoryStream ^ms = gcnew MemoryStream(ba);
   ms->Position = 0;
   XmlReader ^xr = XmlReader::Create(ms);
   sdCmnrules = gcnew SrgsDocument(xr);
   //populate ComboBox
   for each(SrgsRule ^rule in sdCmnrules->Rules)
   {
    if (rule->Scope == SrgsRuleScope::Public)
    {
     cbRules->Items->Add(rule->Id);
    }
   }
   //default to integer rule
   cbRules->SelectedValue = "integer";
   cbRules->SelectionChanged += gcnew SelectionChangedEventHandler(this, &Window1::cbRules_SelectionChanged);

   this->btnSharedColor->Click += gcnew RoutedEventHandler(this, &Window1::btnSharedColor_Click);
   this->btnInProcColor->Click += gcnew RoutedEventHandler(this, &Window1::btnInProcColor_Click);
   this->btnTapDictation->PreviewMouseLeftButtonDown += gcnew MouseButtonEventHandler(this, &Window1::btnTapDictation_PreviewMouseLeftButtonDown);
   this->btnTapDictation->PreviewMouseLeftButtonUp += gcnew MouseButtonEventHandler(this, &Window1::btnTapDictation_PreviewMouseLeftButtonUp);
   this->btnSrgs->Click += gcnew RoutedEventHandler(this, &Window1::btnSrgs_Click);
   this->btnAdvGrammarBuilder->Click += gcnew RoutedEventHandler(this, &Window1::btnAdvGrammarBuilder_Click);
   this->btnWavFile->Click += gcnew RoutedEventHandler(this, &Window1::btnWavFile_Click);
   this->btnSynthPhonemes->Click += gcnew RoutedEventHandler(this, &Window1::btnSynthPhonemes_Click);
   this->btnEnable->Click += gcnew RoutedEventHandler(this, &Window1::btnEnable_Click);
   this->btnDisable->Click += gcnew RoutedEventHandler(this, &Window1::btnDisable_Click);
   this->btnUnload->Click += gcnew RoutedEventHandler(this, &Window1::btnUnload_Click);
   this->btnEmulate->Click += gcnew RoutedEventHandler(this, &Window1::btnEmulate_Click);
  }

 private:
  void btnEmulate_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   //sharedRecognizer.EmulateRecognize("green");
   sharedRecognizer->EmulateRecognizeAsync("green");
   //sharedRecognizer.EmulateRecognize("stop listening");
  }

  void btnUnload_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   sharedRecognizer->UnloadAllGrammars();
  }

  void btnDisable_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   sharedRecognizer->Enabled = false;
  }

  void btnEnable_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   sharedRecognizer->Enabled = true;
  }

  System::String ^recoPhonemes;
  void btnSynthPhonemes_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   //this is a trick to figure out phonemes used by synthesis engine

   //txt to wav
   MemoryStream ^audioStream = gcnew MemoryStream();
   SpeechSynthesizer ^synth = gcnew SpeechSynthesizer();
   synth->SetOutputToWaveStream(audioStream);
   PromptBuilder ^pb = gcnew PromptBuilder();
   pb->AppendBreak(PromptBreak::ExtraSmall); //'e' wont be recognized if this is large, or non-existent?
   synth->Speak(pb);
   System::String ^textToSpeak = this->txtSynthTxt->Text->Trim();
   synth->Speak(textToSpeak);
   //synth.Speak(pb);
   synth->SetOutputToNull();
   audioStream->Position = 0;

   //now wav to txt (for reco phonemes)
   recoPhonemes = System::String::Empty;
   GrammarBuilder ^gb = gcnew GrammarBuilder(textToSpeak);
   Grammar ^g = gcnew Grammar(gb); //TODO the hard letters to recognize are 'g' and 'e'
   SpeechRecognitionEngine ^reco = gcnew SpeechRecognitionEngine();
   reco->SpeechHypothesized += gcnew EventHandler<SpeechHypothesizedEventArgs^>(this, &Window1::reco_SpeechHypothesized);
   reco->SpeechRecognitionRejected += gcnew EventHandler<SpeechRecognitionRejectedEventArgs^>(this, &Window1::reco_SpeechRecognitionRejected);
   reco->UnloadAllGrammars(); //only use the one word grammar
   reco->LoadGrammar(g);
   reco->SetInputToWaveStream(audioStream);
   RecognitionResult ^rr = reco->Recognize();
   reco->SetInputToNull();
   if (rr != nullptr)
   {
    recoPhonemes = StringFromWordArray(rr->Words, WordType::Pronunciation);
   }
   txtRecoPho->Text = recoPhonemes;
  }

  void reco_SpeechRecognitionRejected(System::Object ^sender, SpeechRecognitionRejectedEventArgs ^e)
  {
   recoPhonemes = StringFromWordArray(e->Result->Words, WordType::Pronunciation);
  }

  void reco_SpeechHypothesized(System::Object ^sender, SpeechHypothesizedEventArgs ^e)
  {
   recoPhonemes = StringFromWordArray(e->Result->Words, WordType::Pronunciation);
  }

  void btnWavFile_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   sharedRecognizer->Enabled = false;

   appRecognizer = gcnew SpeechRecognitionEngine();
   appRecognizer->SetInputToWaveFile("spoken.wav");
   appRecognizer->LoadGrammar(gcnew DictationGrammar());
   RecognitionResult ^rr = appRecognizer->Recognize();
   appRecognizer->SetInputToNull();
   if (rr == nullptr)
   {
    MessageBox::Show("null result?");
   }
   else
   {
    //NOTE in-process recognir cannot send feedback to microphone bar
    //SpeechUI.SendTextFeedback(rr, rr.Text, true);

    //show phoneme result
    System::String ^phonemes = StringFromWordArray(rr->Words, WordType::Pronunciation);
    txtRecoPho->Text = phonemes;

    //show text result
    MessageBox::Show(rr->Text);
   }
   delete appRecognizer;
  }

 public:
  enum class WordType
  {
   Text,
   Normalized = Text,
   Lexical,
   Pronunciation
  };

 public:
  static System::String ^StringFromWordArray(ReadOnlyCollection<RecognizedWordUnit^> ^words, WordType type)
  {
   System::String ^text = "";
   for each (RecognizedWordUnit ^word in words)
   {
    System::String ^wordText = "";
    if (type == WordType::Text || type == WordType::Normalized)
    {
     wordText = word->Text;
    }
    else if (type == WordType::Lexical)
    {
     wordText = word->LexicalForm;
    }
    else if (type == WordType::Pronunciation)
    {
     wordText = word->Pronunciation;
    }
    else
    {
     throw gcnew InvalidEnumArgumentException(System::String::Format("[0}: is not a valid input", type));
    }
    //Use display attribute

    if ((word->DisplayAttributes & DisplayAttributes::OneTrailingSpace) != 0)
    {
     wordText += " ";
    }
    if ((word->DisplayAttributes & DisplayAttributes::TwoTrailingSpaces) != 0)
    {
     wordText += "  ";
    }
    if ((word->DisplayAttributes & DisplayAttributes::ConsumeLeadingSpaces) != 0)
    {
     wordText = wordText->TrimStart();
    }
    if ((word->DisplayAttributes & DisplayAttributes::ZeroTrailingSpaces) != 0)
    {
     wordText = wordText->TrimEnd();
    }

    text += wordText;

   }
   return text;
  }

 private:
  void btnAdvGrammarBuilder_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   sharedRecognizer->Enabled = true;
   sharedRecognizer->UnloadAllGrammars();

   //from http://msdn.microsoft.com/msdnmag/issues/06/01/speechinWindowsVista/#S5
   //[I'd like] a [<size>] [<crust>] [<topping>] pizza [please]

   //build the core set of choices
   Choices ^sizes = gcnew Choices("small", "regular", "large");
   Choices ^crusts = gcnew Choices("thin crust", "thick crust");
   Choices ^toppings = gcnew Choices("vegetarian", "pepperoni", "cheese");

   SemanticResultKey ^srkSize = gcnew SemanticResultKey("size", sizes->ToGrammarBuilder());
   SemanticResultKey ^srkCrust = gcnew SemanticResultKey("crust", crusts->ToGrammarBuilder());
   SemanticResultKey ^srkTopping = gcnew SemanticResultKey("topping", toppings->ToGrammarBuilder());
   SemanticResultValue ^srvSize = gcnew SemanticResultValue(srkSize, "regular");
   SemanticResultValue ^srvCrust = gcnew SemanticResultValue(srkCrust, "thick crust");

   //build the permutations of choices...
   //choose all three
   GrammarBuilder ^sizeCrustTopping = gcnew GrammarBuilder();
   //sizeCrustTopping.AppendChoices(sizes, "size");
   //sizeCrustTopping.AppendChoices(crusts, "crust");
   //sizeCrustTopping.AppendChoices(toppings, "topping");
   sizeCrustTopping->Append(srkSize);
   sizeCrustTopping->Append(srkCrust);
   sizeCrustTopping->Append(srkTopping);

   //choose size and topping, and assume thick crust
   GrammarBuilder ^sizeAndTopping = gcnew GrammarBuilder();
   //sizeAndTopping.AppendChoices(sizes, "size");
   //sizeAndTopping.AppendChoices(toppings, "topping");
   //sizeAndTopping.AppendResultKeyValue("crust", "thick crust");
   sizeAndTopping->Append(srkSize);
   sizeAndTopping->Append(srkTopping);
   //TODO how to set default semantic value for "crust"?
   //sizeAndTopping.Append(srvCrust);
   //sizeAndTopping.Append(new SemanticResultValue(crusts.ToGrammarBuilder(), "thick crust"));
   //sizeAndTopping.Append(new SemanticResultValue("crust", "thick crust"));
   //sizeAndTopping.Append(new SemanticResultValue("thick crust"));
   //sizeAndTopping.Append(new SemanticResultKey("crust", "thick crust"));

   //choose topping only, and assume the rest
   GrammarBuilder ^toppingOnly = gcnew GrammarBuilder();
   //toppingOnly.AppendChoices(toppings, "topping");
   //toppingOnly.AppendResultKeyValue("size", "regular");
   //toppingOnly.AppendResultKeyValue("crust", "thick crust");
   toppingOnly->Append(srkTopping);
   //TODO how to set default semantic value for "size" and "crust"?
   //toppingOnly.Append(srvSize);
   //toppingOnly.Append(srvCrust);
   //toppingOnly.Append(new SemanticResultKey("size", "regular"));
   //toppingOnly.Append(new SemanticResultKey("crust", "thick crust"));

   //assemble the permutations
   Choices ^permutations = gcnew Choices();
   permutations->Add(sizeCrustTopping);
   permutations->Add(sizeAndTopping);
   permutations->Add(toppingOnly);

   //now build the complete pattern...
   GrammarBuilder ^pizzaRequest = gcnew GrammarBuilder();
   //pre-amble "[I'd like] a"
   pizzaRequest->Append(gcnew Choices("I'd like a", "a"));
   //permutations "[<size>] [<crust>] [<topping>]"
   pizzaRequest->Append(permutations);
   //post-amble "pizza [please]"
   pizzaRequest->Append(gcnew Choices("pizza", "pizza please"));
   System::String ^debug = pizzaRequest->DebugShowPhrases;

   //create the pizza grammar
   Grammar ^pizzaGrammar = gcnew Grammar(pizzaRequest);

   //attach the event handler
   pizzaGrammar->SpeechRecognized += gcnew EventHandler<SpeechRecognizedEventArgs^>(this, &Window1::pizzaGrammar_SpeechRecognized);

   //load the grammar into the recognizer
   sharedRecognizer->LoadGrammar(pizzaGrammar);

  }

  void pizzaGrammar_SpeechRecognized(System::Object ^sender, SpeechRecognizedEventArgs ^e)
  {
   StringBuilder ^resultString = gcnew StringBuilder();
   resultString->Append("Raw text result: ");
   resultString->AppendLine(e->Result->Text);
   resultString->Append("Size: ");
   resultString->AppendLine(e->Result->Semantics["size"]->Value->ToString());
   resultString->Append("Crust: ");
   resultString->AppendLine(e->Result->Semantics["crust"]->Value->ToString());
   resultString->Append("Topping: ");
   resultString->AppendLine(e->Result->Semantics["topping"]->Value->ToString());
   MessageBox::Show(resultString->ToString());
  }

  void cbRules_SelectionChanged(System::Object ^sender, SelectionChangedEventArgs ^e)
  {
   //TODO
  }

  void btnSrgs_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   sharedRecognizer->Enabled = true;
   sharedRecognizer->UnloadAllGrammars();

   System::String ^ruleName = safe_cast<System::String^>(cbRules->SelectedValue);
   //SrgsRule rule = sdCmnrules.Rules[ruleName];

   Grammar ^grammarSrgs = gcnew Grammar(sdCmnrules, ruleName);
   grammarSrgs->SpeechRecognized += gcnew EventHandler<SpeechRecognizedEventArgs^>(this, &Window1::grammarSrgs_SpeechRecognized);

   sharedRecognizer->LoadGrammar(grammarSrgs);
   MessageBox::Show("listening for user input based on the selected rule : " + ruleName);
  }

  void grammarSrgs_SpeechRecognized(System::Object ^sender, SpeechRecognizedEventArgs ^e)
  {
   //send text to microphone bar
   SpeechUI::SendTextFeedback(e->Result, e->Result->Text, true);
   //send actual numeric value to TextBox on form
   if (e->Result->Semantics->Value != nullptr)
   {
    this->Dispatcher->Invoke(DispatcherPriority::Render, gcnew UpdateTxtRecoDelegate(UpdateTextReco), e->Result->Semantics->Value->ToString());
   }
  }

  void btnTapDictation_PreviewMouseLeftButtonDown(System::Object ^sender, MouseButtonEventArgs ^e)
  {
   sharedRecognizer->Enabled = false;

   dictationResult = System::String::Empty;
   appRecognizer = gcnew SpeechRecognitionEngine();
   appRecognizer->SetInputToDefaultAudioDevice();
   appRecognizer->SpeechRecognized += gcnew EventHandler<SpeechRecognizedEventArgs^>(this, &Window1::appRecognizer_SpeechRecognized);
   DictationGrammar ^dg;
   if (cbSpelling->IsChecked == false)
   {
    dg = gcnew DictationGrammar();
   }
   else
   {
    dg = gcnew DictationGrammar("grammar:dictation#spelling");
   }
   appRecognizer->LoadGrammar(dg);
   appRecognizer->RecognizeAsync(RecognizeMode::Multiple);
  }

  System::String ^dictationResult;
  void appRecognizer_SpeechRecognized(System::Object ^sender, SpeechRecognizedEventArgs ^e)
  {
   //on UI thread
   dictationResult += e->Result->Text;
   txtReco->Text = dictationResult;
  }

  void btnTapDictation_PreviewMouseLeftButtonUp(System::Object ^sender, MouseButtonEventArgs ^e)
  {
   appRecognizer->RecognizeAsyncStop();
   delete appRecognizer;
  }

  void btnInProcColor_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   sharedRecognizer->Enabled = false;

   Choices ^cColor = GetColorChoices();

   GrammarBuilder ^gb = gcnew GrammarBuilder(cColor);
   Grammar ^grammarColors = gcnew Grammar(gb);
   grammarColors->SpeechRecognized += gcnew EventHandler<SpeechRecognizedEventArgs^>(this, &Window1::grammarColors_SpeechRecognized);

   appRecognizer = gcnew SpeechRecognitionEngine();
   appRecognizer->SetInputToDefaultAudioDevice();
   appRecognizer->LoadGrammar(grammarColors);
   appRecognizer->LoadGrammar(gcnew DictationGrammar());
   appRecognizer->RecognizeAsync(RecognizeMode::Multiple);

   MessageBox::Show("listening for you to say a color (e.g. Green)");
  }

  Choices ^GetColorChoices()
  {
   //build a grammar list of colors
   Choices ^cColor = gcnew Choices();

   Type ^t = Colors::typeid;
   array<MemberInfo^> ^mia = t->GetMembers(BindingFlags::Public | BindingFlags::Static);
   for each (MemberInfo ^mi in mia)
   {
    if (mi->Name->StartsWith("get_") == true)
     continue;
    cColor->Add(mi->Name);
   }

   return cColor;
  }

  void btnSharedColor_Click(System::Object ^sender, RoutedEventArgs ^e)
  {
   sharedRecognizer->Enabled = true;
   sharedRecognizer->UnloadAllGrammars();

   Choices ^cColor = GetColorChoices();

   GrammarBuilder ^gb = gcnew GrammarBuilder(cColor);
   Grammar ^grammarColors = gcnew Grammar(gb);
   grammarColors->SpeechRecognized += gcnew EventHandler<SpeechRecognizedEventArgs^>(this, &Window1::grammarColors_SpeechRecognized);

   sharedRecognizer->LoadGrammar(grammarColors);
   MessageBox::Show("listening for you to say a color (e.g. Green)");
  }

  void grammarColors_SpeechRecognized(System::Object ^sender, SpeechRecognizedEventArgs ^e)
  {
   //not on UI thread
   //txtReco.Text = e.Result.Text;
   //need to use Dispatcher to get back on UI thread

   //TODO cannot convert from 'anonymous method' to 'System.Delegate' ... WTF?
   //this.Dispatcher.Invoke(DispatcherPriority.Render,
   //    delegate()
   //    {
   //        txtReco.Text = e.Result.Text;
   //    });

   //http://romanski.livejournal.com/1761.html
//INSTANT C++ TODO TASK: Anonymous methods are not converted by Instant C++ C# Edition if local variables of the outer method are referenced within the anonymous method:
   this->Dispatcher->Invoke(DispatcherPriority::Render, (System::Windows::Forms::MethodInvoker) delegate(System::Object^ sender, System::EventArgs e));
   {
    txtReco->Text = e->Result->Text;
   }

   //this.Dispatcher.Invoke(DispatcherPriority.Render, new UpdateTxtRecoDelegate(UpdateTextReco), e.Result.Text);
  }

  delegate void UpdateTxtRecoDelegate(System::String ^arg);
 public:
  void UpdateTextReco(System::String ^arg)
  {
   txtReco->Text = arg;
  }

  #pragma region SHARED_RECOGNIZER_EVENTS
 private:
  void sharedRecognizer_StateChanged(System::Object ^sender, System::Speech::Recognition::StateChangedEventArgs ^e)
  {
   System::Console::WriteLine("StateChanged : " + e->RecognizerState.ToString());
  }

  void sharedRecognizer_SpeechRecognized(System::Object ^sender, SpeechRecognizedEventArgs ^e)
  {
   //on UI thread
   System::Console::WriteLine("SpeechRecognized : " + e->Result->Text);
   //txtReco.Text = e.Result.Text;
  }

  void sharedRecognizer_SpeechRecognitionRejected(System::Object ^sender, SpeechRecognitionRejectedEventArgs ^e)
  {
   System::Console::WriteLine("SpeechRecognitionRejected : " + e->Result->Text);
  }

  void sharedRecognizer_SpeechHypothesized(System::Object ^sender, SpeechHypothesizedEventArgs ^e)
  {
   System::Console::WriteLine("SpeechHypothesized : " + e->Result->Text);
  }

  void sharedRecognizer_SpeechDetected(System::Object ^sender, SpeechDetectedEventArgs ^e)
  {
   System::Console::WriteLine("SpeechDetected : " + e->AudioPosition.TotalMilliseconds.ToString());
  }

  void sharedRecognizer_RecognizerUpdateReached(System::Object ^sender, RecognizerUpdateReachedEventArgs ^e)
  {
   System::Console::WriteLine("RecognizerUpdateReached : " + e->AudioPosition.TotalMilliseconds.ToString());
  }

  void sharedRecognizer_LoadGrammarCompleted(System::Object ^sender, LoadGrammarCompletedEventArgs ^e)
  {
   System::Console::WriteLine("LoadGrammarCompleted : " + e->Grammar->Name);
  }

  void sharedRecognizer_EmulateRecognizeCompleted(System::Object ^sender, EmulateRecognizeCompletedEventArgs ^e)
  {
   if (e->Result != nullptr)
   {
    System::Console::WriteLine("EmulateRecognizeCompleted : " + e->Result->Text);
   }
   else
   {
    System::Console::WriteLine("EmulateRecognizeCompleted : null result");
   }
  }

  void sharedRecognizer_AudioStateChanged(System::Object ^sender, AudioStateChangedEventArgs ^e)
  {
   System::Console::WriteLine("AudioStateChanged : " + e->AudioState.ToString());
  }

  void sharedRecognizer_AudioSignalProblemOccurred(System::Object ^sender, AudioSignalProblemOccurredEventArgs ^e)
  {
   System::Console::WriteLine("AudioSignalProblemOccurred : " + e->AudioSignalProblem.ToString());
  }

  void sharedRecognizer_AudioLevelUpdated(System::Object ^sender, AudioLevelUpdatedEventArgs ^e)
  {
   //System.Console.WriteLine("AudioLevelUpdated : " + e.AudioLevel.ToString());
  }
  #pragma endregion

 };
}

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