private void CTHD_ban_Load(object sender, EventArgs e)
{
dt = bus_sp.Load();
cbMaSanPham.DataSource = dt;
cbMaSanPham.DisplayMember = "masanpham";
cbMaNhanVien.DataSource = bus_nv.LoadMaNhanVien();
cbMaNhanVien.DisplayMember = "manhanvien";
dgvCTHD.DataSource = bus_cthdb.LoadCTHDB();
dgvHoaDon.DataSource = bus_hdb.LoadHDB();
}
private void frmHDB_Load(object sender, EventArgs e)
{
dgv.DataSource = bus_hdb.LoadHDB();
cbMaNhanVien.DataSource = bus_nv.LoadMaNhanVien();
cbMaNhanVien.DisplayMember = "manhanvien";
}