unit Unit1;

interface

uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, DoStatusIO,
  CoreCipher;

type
  TForm1 = class(TForm)
    Memo1: TMemo;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure FormDestroy(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
    procedure DoStatusNear(AText: string; const ID: Integer = 0);
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
begin
  Button1.Visible:=False;
  TestCoreCipher;
  Button1.Visible:=True;
end;

procedure TForm1.DoStatusNear(AText: string; const ID: Integer);
begin
  Memo1.Lines.Add(AText);
  Application.ProcessMessages;
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
  AddDoStatusHook(Self, DoStatusNear);
end;

procedure TForm1.FormDestroy(Sender: TObject);
begin
  DeleteDoStatusHook(Self);
end;

end.