private void button2_Click_2(object sender, EventArgs e) { try { TongTien = 0; PhieuNhapDTO PN = new PhieuNhapDTO(); PN.year = dtpPN.Value.Year; PN.month = dtpPN.Value.Month; PN.day = dtpPN.Value.Day; PN.ma_phieu_nhap = txtMaPN.Text; /* * string ma = txtTenKHHD.Text; * KhachHangDTO kHang = new KhachHangDTO(); * kHang = KhachHangBUS.Search_KH(ma); * hd.ma_kh = kHang.ma_kh; */ PN.ma_ncc = cbxNCC.SelectedValue.ToString(); PN.ma_nv = cbxNVLPN.SelectedValue.ToString(); PhieuNhapBUS.Insert_PN(PN); MessageBox.Show("Thêm thành công!", "Thông báo", MessageBoxButtons.OK); load_data(); } catch (Exception ex) { MessageBox.Show(ex.Message); } }