udmuser.pas

主要介绍了Delphi中的DLL封装和调用对象技术

unit udmUser;

interface

uses
  SysUtils, Classes, DBClient, Provider, DB, ADODB;

type
  TUserDM = class(TDataModule)
    adcUser: TADOConnection;
    adqByName: TADOQuery;
    dspUser: TDataSetProvider;
    adqTemp: TADOQuery;
    procedure DataModuleCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

const
  ADO_STRING='Provider=Microsoft.Jet.OLEDB.4.0;Data Source=wz.mdb;Persist Security Info=False' ;

implementation

{$R *.dfm}

procedure TUserDM.DataModuleCreate(Sender: TObject);
begin
  adcUser.ConnectionString:=ADO_STRING;
end;

end.