public FrmSearchResult(string fieldSearch, SearchBy searchBy) : this() { dgvDB.DataSource = SkladBase.SearchForAdd(fieldSearch, searchBy); dgvPrice.DataSource = ExcelSearch.Search(fieldSearch, searchBy); this.Text += string.Format($" ({fieldSearch})"); gbBD.Text += " (" + (dgvDB.DataSource as DataTable).Rows.Count.ToString() + ")"; gbPrices.Text += " (" + (dgvPrice.DataSource as DataTable).Rows.Count.ToString() + ")"; }