private void dgvListSubCategory_SelectionChanged(object sender, EventArgs e) { _CategoryBusiness = new CategoryBusiness(); if (currentAction == (int)ACTION.NONE) { var index = dgvListSubCategory.CurrentCell.RowIndex; if (index > -1) { txtName.Text = dgvListSubCategory.Rows[index].Cells[2].Value.ToString().Trim(); cbNameCategory.SelectedValue = _CategoryBusiness.SelectIdCategory(dgvListSubCategory.Rows[index].Cells[1].Value.ToString().Trim()); } } }