kehu.pas

小管理程序主要管理的小咖啡厅我是从网上下的经测试可用

unit kehu;

interface

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

type
  TFrmkehu = class(TForm)
    GroupBox1: TGroupBox;
    GroupBox2: TGroupBox;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    DBEdit1: TDBEdit;
    DBEdit2: TDBEdit;
    DBEdit3: TDBEdit;
    BtnAdd: TSpeedButton;
    BtnDele: TSpeedButton;
    BtnSave: TSpeedButton;
    DBGrid1: TDBGrid;
    BtnCancel: TSpeedButton;
    DBoprate: TDBNavigator;
    procedure BtnAddClick(Sender: TObject);
    procedure BtnDeleClick(Sender: TObject);
    procedure BtnCancelClick(Sender: TObject);
    procedure BtnSaveClick(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Frmkehu: TFrmkehu;

implementation
   uses dbmodule;
{$R *.dfm}

procedure TFrmkehu.BtnAddClick(Sender: TObject);
begin
  //dm.QGuest.Append;
  DBoprate.BtnClick(nbInsert);
  DBedit1.SetFocus;
end;

procedure TFrmkehu.BtnDeleClick(Sender: TObject);
begin
  DBoprate.BtnClick(nbDelete);
end;

procedure TFrmkehu.BtnCancelClick(Sender: TObject);
begin
if dm.QGuest.State in [dsEdit,dsInsert] then
  DBoprate.BtnClick(nbCancel);
end;

procedure TFrmkehu.BtnSaveClick(Sender: TObject);
begin
  if dm.QGuest.State in [dsEdit,dsInsert] then
    begin
       DBoprate.BtnClick(nbPost);
    end;
end;

procedure TFrmkehu.FormShow(Sender: TObject);
begin
  if not dm.QGuest.Active then
     dm.QGuest.Open;
end;

procedure TFrmkehu.FormClose(Sender: TObject; var Action: TCloseAction);
begin
  if dm.QGuest.Active then
    dm.QGuest.Close;
  if dm.QGuest.State in [dsEdit,dsInsert] then
    begin
       DBoprate.BtnClick(nbcancel);
    end;
end;

end.