unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, DB, ADODB, StdCtrls, ExtCtrls;

type
  TForm1 = class(TForm)
    Panel1: TPanel;
    GroupBox1: TGroupBox;
    Label1: TLabel;
    Label2: TLabel;
    Edit1: TEdit;
    Edit2: TEdit;
    Button1: TButton;
    Button2: TButton;
    ADOConnection1: TADOConnection;
    ADOQuery1: TADOQuery;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

uses Unit2;

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var u,p:string;
begin
 u:=edit1.Text;
 p:=edit2.Text;
adoquery1.Close;
 adoquery1.SQL.Clear;
 adoquery1.SQL.Add('select 號碼,密碼 from 管理員信息表 where
號碼='+''''+u+''''+'and 密碼='+''''+p+'''');
 adoquery1.Open;
 if FORM1.adoquery1.RecordCount=0 then
  begin
  application.MessageBox('輸入錯誤，重新輸入','提示',mb_ok);
  edit1.SetFocus;
  end
 else
  begin
  form1.Hide;
  form2.show;
  end;

end;

procedure TForm1.Button2Click(Sender: TObject);
begin
close;
end;

end.