unit1.pas

来自「软件使用次数限制」· PAS 代码 · 共 42 行

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs;

type
  TForm1 = class(TForm)
    procedure FormShow(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.FormShow(Sender: TObject);
const
  AtomStr = 'OnlyOnce';
  ReMind = '此程序版本一次开机只能运行一次,请注册后再使用！';
var
  atom: integer;
begin
  if GlobalFindAtom(AtomStr) = 0 then
    atom := GlobalAddAtom(AtomStr)
  else
  begin
    Application.MessageBox(ReMind, '提示', Mb_Ok + Mb_IconInformation);
    exit
  end;
end;
end.