private void tbtnModify_Click(object sender, EventArgs e) { if (dgDepartmentList.SelectedRows.Count > 0) { frmDepartmentEdit pForm = new frmDepartmentEdit(); pForm.FormDepartmentList = this; pForm.DepartmentCode = dgDepartmentList.SelectedRows[0].Cells[0].Value.ToString(); pForm.ShowDialog(); } }