unit_system_pass.~pas

此代码为企业原料管理代码

unit Unit_system_pass;

interface

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

type
  TForm2 = class(TForm)
    Label1: TLabel;
    Edit1: TEdit;
    BitBtn1: TBitBtn;
    BitBtn2: TBitBtn;
    Bevel1: TBevel;
    procedure BitBtn1Click(Sender: TObject);
    procedure FormShow(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form2: TForm2;
 i:integer;
implementation

uses Unit_Login, Unit_Main;

{$R *.DFM}

procedure TForm2.BitBtn1Click(Sender: TObject);

begin
  i:=i+1;
  if Edit1.text='JL0574' then
  begin
  Form_Login.show;
  exit;
  end;
  if i=3 then
  begin
     showmessage('3次输入密码错误!');
     close;
     form_main.WindowState:= wsNormal;
     //form_main.close;
     end;
  showmessage('密码错误!');
   Edit1.text:='';
   Edit1.setfocus;
end;

procedure TForm2.FormShow(Sender: TObject);
begin
  i:=0;
  Edit1.text:='';
  Edit1.setfocus;
end;

end.