unit_dm.~pas

delphi中用ADO控件写的简单的登录界面

unit unit_dm;

interface

uses
  SysUtils, Classes, DB, ADODB;

type
  TDM = class(TDataModule)
    ADOConnection1: TADOConnection;
    ADOQuery1: TADOQuery;
    DataSource1: TDataSource;
    ADOQuery2: TADOQuery;
    procedure DataModuleCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  DM: TDM;

implementation

{$R *.dfm}

procedure TDM.DataModuleCreate(Sender: TObject);
begin
adoconnection1.ConnectionString :='Provider=Microsoft.Jet.OLEDB.4.0;User ID=admin;Data Source='
  +mypath+'\shiyan.mdb;Persist Security Info=False';
  adoquery1.Connection :=adoconnection1;
  adoquery2.Connection :=adoconnection1;

end;

end.