private void updateResult()
{
int countBook = 0;
decimal pricebooks = 0;
foreach (DataGridViewRow row in dgv_PurchaseList.Rows)
{
PurchaseAccountingClass purchase = row.Tag as PurchaseAccountingClass;
countBook += purchase.count;
pricebooks += purchase.price * purchase.count;
}
dgv_ResultPurchaseList.Rows.Clear();
dgv_ResultPurchaseList.Rows.Add(countBook, pricebooks);
}
private void bt_PlusBookListPurchase_Click(object sender, EventArgs e)
{
//Заполнение таблицы про закупку одной книги
PurchaseAccountingClass purchaseAccounting = new PurchaseAccountingClass
{
price = Convert.ToDecimal(tb_PricePurchase.Text),
count = Convert.ToInt32(tb_CountPurchase.Text),
};
//
purchaseAccounting.literatureTurnover = LiteratureTurnoverClass.addNewLitherature(cb_BookPurchase.SelectedItem as BookClass, purchaseAccounting.count);
//выдадим в dgv информацию о закупаемой книге: количество, цену, стоимость
int r = dgv_PurchaseList.Rows.Add((cb_BookPurchase.SelectedItem as BookClass).ToString(), purchaseAccounting.count, purchaseAccounting.price, (purchaseAccounting.count * purchaseAccounting.price));
//получаем тег строки (её номер)
dgv_PurchaseList.Rows[r].Tag = purchaseAccounting;
updateResult();
}
