xzdb.pas

c/s系统。 delphi 6+access 运行前先配置数据环境：把db文件夹复制到c：下 要编译请安装第三方控件fastreport2.47 这是我的小小的毕业设计

unit xzdb;

interface

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

type
  Tfxzdb = class(TForm)
    Label1: TLabel;
    ComboBox1: TComboBox;
    Button1: TButton;
    Button2: TButton;
    Table1: TTable;
    DataSource1: TDataSource;
    Database1: TDatabase;
    procedure Button1Click(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  fxzdb: Tfxzdb;

implementation

uses dmwh;

{$R *.dfm}

procedure Tfxzdb.Button1Click(Sender: TObject);
begin
if ComboBox1.Text='' then
     begin
     showmessage('请选择数据库！');
     end
  else
   begin
     jlcz.Visible:=true;
     fxzdb.Visible:=false;
     table1.Active:=false;
     table1.TableName:='xlb';
     table1.Active:=true;
   end;
end;

procedure Tfxzdb.FormShow(Sender: TObject);
begin
combobox1.items.add('xlb.db')
end;

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

end.