private void frmHDN_Load(object sender, EventArgs e)
{
dgv.DataSource = bus_hdn.LoadHDN();
cbMaNCC.DataSource = bus_ncc.LoadMaNCC();
cbMaNCC.DisplayMember = "mancc";
cbMaNhanVien.DataSource = bus_nv.LoadMaNhanVien();
cbMaNhanVien.DisplayMember = "manhanvien";
}
private void CTHD_nhap_Load(object sender, EventArgs e)
{
dt = bus_sp.Load();
cbMaSP.DataSource = bus_sp.LoadMaSanPham();
cbMaSP.DisplayMember = "masanpham";
cbNhanVien.DataSource = bus_nv.LoadMaNhanVien();
cbNhanVien.DisplayMember = "manhanvien";
cbNCC.DataSource = bus_ncc.LoadMaNCC();
cbNCC.DisplayMember = "mancc";
dgvHoaDon.DataSource = bus_hdn.LoadHDN();
dgvSanPham.DataSource = bus_cthdn.LoadCTHDN();
}