[NumLock]

http://data.cod.ru/75816

Код:

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, IdBaseComponent, IdComponent, IdTCPConnection,
  IdTCPClient, IdHTTP;

type
  TGoThread = class(TThread)
  private
    FURL: String;
    FMemo: TMemo;
    FRes: String;
    procedure Updt;
  protected
    procedure Execute; override;
  public
    constructor Create(AURL: String; AMemo: TMemo);
  end;

  TForm1 = class(TForm)
    Memo1: TMemo;
    Memo2: TMemo;
    Memo3: TMemo;
    Edit1: TEdit;
    Edit2: TEdit;
    Edit3: TEdit;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

{ TGoThread }

constructor TGoThread.Create(AURL: String; AMemo: TMemo);
begin
  inherited Create(True);
  FURL:=AURL;
  FMemo:=AMemo;
  FRes:='';
  Resume;
end;

procedure TGoThread.Execute;
var
  IdHTTP: TIdHTTP;
begin
  IdHTTP:=TIdHTTP.Create(Form1);
  try
    try
      FRes:=IdHTTP.Get(FURL);
    except
      FRes:='Exception: '+Exception(ExceptObject).Message;
    end;
    Synchronize(Updt);
  finally
    IdHTTP.Free;
  end;
end;

procedure TGoThread.Updt;
begin
  FMemo.Text:=FRes;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  TGoThread.Create(Edit1.Text, Memo1);
  TGoThread.Create(Edit2.Text, Memo2);
  TGoThread.Create(Edit3.Text, Memo3);
end;

end.