www.pudn.com > whocq2src.zip > nettest.pas

unit nettest; 
 
interface 
 
uses 
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs; 
 
type 
  TForm2 = class(TForm) 
    procedure FormCreate(Sender: TObject); 
  private 
    { Private declarations } 
  public 
    { Public declarations } 
  end; 
 
var 
  Form2: TForm2; 
 
implementation 
 
{$R *.DFM} 
 
procedure TForm2.FormCreate(Sender: TObject); 
begin 
showmessage('尚未连接到网络，无法运行程序！'); 
halt; 
end; 
 
end.