private void FrmNhaCC_Load(object sender, EventArgs e) { NccBUS = new BUS_NhaCC(); dgvDanhSachNCC.DataSource = NccBUS.TaobangNhaCC(""); KhoaDK(); btnLuu.Enabled = false; txtMaNCC.Text = dgvDanhSachNCC.Rows[0].Cells[0].Value.ToString(); txtHoTen.Text = dgvDanhSachNCC.Rows[0].Cells[1].Value.ToString(); txtDiaChi.Text = dgvDanhSachNCC.Rows[0].Cells[2].Value.ToString(); txtSDT.Text = dgvDanhSachNCC.Rows[0].Cells[3].Value.ToString(); }