private void btnThêm_Click(object sender, EventArgs e) { DataDiagramDataContext data = new DataDiagramDataContext(); NhanVien NV = new NhanVien(); PhanCong PC = new PhanCong(); try { NV.MaNV = txtMaNV.Text; NV.HoTen = txtHoTen.Text; PC.MaNV = txtMaNV.Text; PC.MaDA = txtDuAn.Text; NV.Luong = Convert.ToInt32(txtLuong.Text); NV.MaNGS = txtMaNGS.Text; NV.MaPB = txtMaPB.Text; if (rabtn_nam.Checked == true) { NV.GT = false; } if (rabtn_nu.Checked == true) { NV.GT = true; } NV.NS = Convert.ToDateTime(dtpBirtday.Value.ToShortDateString()); data.NhanViens.InsertOnSubmit(NV); data.PhanCongs.InsertOnSubmit(PC); data.SubmitChanges(); txtMaNV.Text = ""; txtHoTen.Text = ""; ///txtNS.Text = ""; txtLuong.Text = ""; txtMaNGS.Text = ""; txtMaPB.Text = ""; dgvNhanVien.DataSource = bus.getData1(); dgvNhanVien.Refresh(); MessageBox.Show("Đã thêm thành công"); } catch (Exception ex) { Console.Write(ex); MessageBox.Show("Nhập liệu sai!!!"); } }