unit1.pas

本代码及文件是获取控制系统的delphi工程文件

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls,Registry;

type
  TForm1 = class(TForm)
    Button2: TButton;
    Label2: TLabel;
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;


implementation

{$R *.DFM}

procedure TForm1.Button2Click(Sender: TObject);
var
  reg: TRegistry;
  result:string;
begin
  Result := '';
  reg := TRegistry.Create;
  //生成注册表对象
  with reg do
  begin
        RootKey := HKEY_LOCAL_MACHINE;
        OpenKey('Software\Microsoft\Windows\CurrentVersion', False);
        //打开注册表
        Result := ReadString('ProductID');
        //得到序列号
  end;
  reg.Free;
  label2.caption:=result;
  //显示序列号
end;

end.