void load_data()
{
PhieuNhapDTO pn = new PhieuNhapDTO();
pn.ma_phieu_nhap = txtMaPN.Text;
dgvSanPham.DataSource = SanPhamBUS.Load_DSSP();
cbxLSP.DataSource = cbxLoaiSP.DataSource = LoaiSanPhamBUS.Load_DSLSP();
dgvChitietPN.DataSource = PhieuNhapBUS.Load_DSMaPN(pnh);
cbxLSP.DisplayMember = cbxLoaiSP.DisplayMember = "ten_loai_sp";
cbxLSP.ValueMember = cbxLoaiSP.ValueMember = "ma_loai";
cbxNVLPN.DataSource = NhanVienBUS.GetDSNV();
cbxNVLPN.DisplayMember = "ten_nv";
cbxNVLPN.ValueMember = "ma_nv";
cbxNCC.DataSource = NhaCCBUS.Load_DSNCC();
cbxNCC.DisplayMember = "ten_ncc";
cbxNCC.ValueMember = "ma_ncc";
groupBox2.Enabled = false;
}
//load du lieu
private void load_data()
{
dgvDMSanPham_PDH.DataSource = dgvDanhMucSP_HD.DataSource = SanPhamBUS.Load_DSSP();
dgvKhachHang.DataSource = KhachHangBUS.Load_DSKH();
cbxNhanvien.DataSource = NhanVienBUS.GetDSNV();
cbxNhanvien.DisplayMember = "ten_nv";
cbxNhanvien.ValueMember = "ma_nv";
cbxNVLHD.DataSource = NhanVienBUS.GetDSNV();
cbxNVLHD.DisplayMember = "ten_nv";
cbxNVLHD.ValueMember = "ma_nv";
dgvCTPDH.DataSource = PhieuDatHangBUS.Load_DSTheoMaPDH(pdh);
dgvCTHD.DataSource = HoaDonBUS.Load_DSTheoMaHD(hd);
cbxLoaiSP.DataSource = LoaiSanPhamBUS.Load_DSLSP();
cbxLoaiSP.DisplayMember = "ten_loai_sp";
cbxLoaiSP.ValueMember = "ma_loai";
cbxlsp.DataSource = LoaiSanPhamBUS.Load_DSLSP();
cbxlsp.DisplayMember = "ten_loai_sp";
cbxlsp.ValueMember = "ma_loai";
}