Распознование речи (перевести код с Delphi)

unit Unit1;
 
interface
 
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ComCtrls, StdCtrls, OleCtrls, ACTIVELISTENPROJECTLib_TLB;
 
type
  TForm1 = class(TForm)
    DirectSR1: TDirectSR;
    EnginesList: TComboBox;
    Button1: TButton;
    ProgressBar1: TProgressBar;
    Label1: TLabel;
    procedure FormCreate(Sender: TObject);
    procedure EnginesListChange(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure DirectSR1PhraseFinish(ASender: TObject; flags, beginhi,
      beginlo, endhi, endlo: Integer; const Phrase, parsed: WideString;
      results: Integer);
    procedure DirectSR1VUMeter(ASender: TObject; beginhi, beginlo,
      level: Integer);
  private
    { Private declarations }
  public
    { Public declarations }
  end;
 
var
  Form1: TForm1;
  stop: Boolean = true;
 
implementation
 
{$R *.dfm}
 
procedure TForm1.FormCreate(Sender: TObject);
var
 i: integer;
begin
 for i:=1 to DirectSR1.CountEngines do
  EnginesList.Items.Add(DirectSR1.ModeName(i));
  EnginesList.ItemIndex:=0;
 
end;
 
procedure TForm1.EnginesListChange(Sender: TObject);
begin
 DirectSR1.Select(EnginesList.ItemIndex+1)
end;
 
procedure TForm1.Button1Click(Sender: TObject);
begin
if stop then 
begin 
// åñëè íå èäåò ïðîñëóøèâàíèå, çíà÷èò çàïóñêàåì åãî
    DirectSR1.Initialized:=1;
    DirectSR1.Select(EnginesList.ItemIndex+1);
    DirectSR1.GrammarFromFile('Grammar.txt');
    DirectSR1.Activate;
    Label1.Caption:='Ñëóøàþ';
    Stop:=false;
    Button1.caption:='Îñòàíîâèòü';
end else 
begin
// åñëè ïðîñëóøèâàíèå óæå èäåò, òî îñòàíàâëèâàåì åãî
    DirectSR1.Deactivate;
    Stop:=true;
    Button1.caption:='Ñëóøàòü';
end;
 
end;
 
procedure TForm1.DirectSR1PhraseFinish(ASender: TObject; flags, beginhi,
  beginlo, endhi, endlo: Integer; const Phrase, parsed: WideString;
  results: Integer);
begin
 ShowMessage(Phrase);
 If (Phrase='Close')or(Phrase='Close program') then close;
end;
 
procedure TForm1.DirectSR1VUMeter(ASender: TObject; beginhi, beginlo,
  level: Integer);
begin
ProgressBar1.Position:=level;
end;
 
end.