unit2.pas.~3~

来自「Delphi 2005 ADO 连接演示」· ~3~ 代码 · 共 41 行

unit Unit2;

interface

uses
  SysUtils, Classes, DB, ADODB;

type
  TDataModule2 = class(TDataModule)
    ADOConnection1: TADOConnection;
    ADOQuery1: TADOQuery;
    ADOQuery2: TADOQuery;
    procedure DataModuleCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;
Const
  SConnectionString       = 'Provider=Microsoft.Jet.OLEDB.4.0;Data Source=%s;'
                                +'Jet OLEDB:Database Password=%s;';

var
  DataModule2: TDataModule2;

implementation

{$R *.dfm}
function setadoaccess(mdbpath:string;passwd:string):string;
begin
mdbpath:=trim(mdbpath);
passwd:=trim(passwd);
result:=format(SConnectionString,[mdbpath,passwd]);
end;
procedure TDataModule2.DataModuleCreate(Sender: TObject);
begin
ADOConnection1.ConnectionString:=setadoaccess(extractfilepath(paramstr(0))+'tmp.mdb','');
end;

end.