unit frm_infoU;

interface

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

type
  Tfrm_info = class(TForm)
    DBGrid_info: TDBGrid;
    btn_add: TButton;
    btn_del: TButton;
    btn_edit: TButton;
    btn_exit: TButton;
    DataSource_info: TDataSource;
    procedure btn_exitClick(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure FormShow(Sender: TObject);
    procedure DBGrid_infoCellClick(Column: TColumn);
  private
    { Private declarations }
  public
    //填充數據
    procedure FillData;virtual;abstract;
  end;

var
  frm_info: Tfrm_info;

implementation

{$R *.dfm}

procedure Tfrm_info.btn_exitClick(Sender: TObject);
begin
close;
end;

procedure Tfrm_info.FormClose(Sender: TObject; var Action: TCloseAction);
begin
action:=cafree;
end;

procedure Tfrm_info.FormShow(Sender: TObject);
begin
FillData;
end;

procedure Tfrm_info.DBGrid_infoCellClick(Column: TColumn);
begin
if self.DBGrid_info.Fields[0].IsNull then
    exit;
end;

end.