نمایش اطلاعات datagridview

            int currentRow = dg_hazine.SelectedRows[0].Index;

            if (currentRow < dg_hazine.RowCount)

            {

                dg_hazine.ClearSelection();

                dg_hazine.Rows[++currentRow].Selected = true;

            } 

txt_onvan.Text = dg_hazine.CurrentRow.Cells["onvan"].Value.ToString();