private void dataGridViewTaiKhoan_CellClick(object sender, DataGridViewCellEventArgs e) { try { int r = dataGridViewTaiKhoan.CurrentCell.RowIndex; txtMaNhanVien.Text = dataGridViewTaiKhoan.Rows[r].Cells[0].Value.ToString(); txtTenNV.Text = dataGridViewTaiKhoan.Rows[r].Cells[1].Value.ToString(); txtTenDN.Text = dataGridViewTaiKhoan.Rows[r].Cells[2].Value.ToString(); string a = dataGridViewTaiKhoan.Rows[r].Cells[3].Value.ToString(); txtMK.Text = qltk.LayMK(txtTenDN.Text); if (a == "Quản lí") { radioButtonQuanLi.Checked = true; } else { radioButtonNhanVien.Checked = true; } cbbTrangThai.Text = dataGridViewTaiKhoan.Rows[r].Cells[4].Value.ToString(); } catch { } }