unit modul;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, IdBaseComponent, IdComponent, IdTCPConnection, IdTCPClient,
  StdCtrls, ExtCtrls, Mask, ComCtrls, IdTCPServer,threadtest; // <- threadunit

type
  TForm1 = class(TForm)
    Label1: TLabel;
    PageControl1: TPageControl;
    TabSheet1: TTabSheet;
    Label3: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    Label6: TLabel;
    Memo1: TMemo;
    connect: TButton;
    Button2: TButton;
    Edit1: TEdit;
    ip: TEdit;
    Port: TEdit;
    Edit2: TEdit;
    Button1: TButton;
    client: TIdTCPClient;
    Timer1: TTimer;
    server: TIdTCPServer;
    TabSheet2: TTabSheet;
    Label7: TLabel;
    Label8: TLabel;
    Label9: TLabel;
    Memo2: TMemo;
    serverport: TEdit;
    servername: TEdit;
    Button4: TButton;
    Button5: TButton;
    Memo3: TMemo;
    Button3: TButton;
    procedure connectClick(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure Timer1Timer(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
    procedure serverConnect(AThread: TIdPeerThread);
    procedure serverExecute(AThread: TIdPeerThread);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);

  private
    { Private-Deklarationen }
  public
    fthread: tmythread; //hier soll ein neuer thread erstelt werden, aber
  end; mythread ist unbekannt!

var
  Form1: TForm1;

implementation
uses thread;
{$R *.dfm}

procedure TForm1.connectClick(Sender: TObject);
begin
 client.Port := strtoint(port.Text);
 client.Host := ip.Text;
 client.Connect;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin

 client.Writeln(edit2.Text + ': ' + edit1.text);
end;

procedure TForm1.FormCreate(Sender: TObject);
begin

 memo1.Lines[0] := 'Chatprotokoll';
 memo2.lines[0] := 'Chatprotokoll';
 memo3.Lines[0] := 'Angemeldete Chatter';
end;