public void EditTour_Point(int index, Tour_point tourPoint) { DirectorMain.CommitEdit(); db.Tour_point.ToList()[index].Tour_ID = tourPoint.Tour_ID; // db.SaveChanges(); db.Tour_point.ToList()[index].City = tourPoint.City; db.Tour_point.ToList()[index].Tour_ID = tourPoint.Tour_ID; db.Tour_point.ToList()[index].Hotel_ID = tourPoint.Hotel_ID; db.SaveChanges(); DirectorMain.ClearGrid(); DirectorMain.ConstructTour_PointGrid(db.Tour_point.ToList()); }