unit2.pas

用于开发税务票据管理的软件

unit Unit2;

interface

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

type
  Tdbs = class(TDataModule)
    ADOConnection1: TADOConnection;
    db1: TADOQuery;
    db2: TADOQuery;
    db3: TADOQuery;
    DataSource1: TDataSource;
    DataSource2: TDataSource;
    DataSource3: TDataSource;
    db1DSDesigner: TWideStringField;
    db1DSDesigner2: TWideStringField;
    db1DSDesigner3: TDateTimeField;
    db1DSDesigner4: TWideStringField;
    db1DSDesigner5: TFloatField;
    procedure DataModuleCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  dbs: Tdbs;

implementation

{$R *.dfm}

procedure Tdbs.DataModuleCreate(Sender: TObject);
var AppPath:string;
begin
AppPath:=ExtractFileDir(application.ExeName);
ADOConnection1.ConnectionString:='provider=Microsoft.Jet.OLEDB.4.0;Data Source='+
appPath+'\db1.mdb;'+' Persist Security Info=false';
ADoconnection1.Connected:=true;
db1.Open;
db2.Open;
db3.Open;



end;

end.