public ThemTour()
{
InitializeComponent();
tour = new TourBLL();
ddBLL = new DiaDiemBLL();
giaBLL = new GiaBLL();
LoadLoaiTour();
showAllDD();
dgvGia.ReadOnly = true;
GridViewDD2.ReadOnly = true;
}
public DsTour()
{
InitializeComponent();
tour = new TourBLL();
gia = new GiaBLL();
dd = new DiaDiemBLL();
dgvDsTour.ReadOnly = true;
dgvDiaDiem.ReadOnly = true;
dgvDiaDiem1.ReadOnly = true;
dgvGia.ReadOnly = true;
}