コード例 #1
0
        private void SaveBook_Click(object sender, EventArgs e)
        {
            Modelss.Book bok = new Modelss.Book();

            using (Modelss.KITABXANADB db = new Modelss.KITABXANADB())
            {
            }
            Modelss.Category ct = new Modelss.Category();

            string  bookN   = bookname.Text.ToString();
            string  autor   = cbAuthor.SelectedItem.ToString();
            string  pricee  = bookprice.Text.ToString();
            string  ctg     = categoryCB.SelectedItem.ToString();
            string  countt  = bookcount.Text.ToString();
            decimal dbprice = Convert.ToDecimal(bookprice.Text);

            dgvBooks.Rows.Add(bookN, autor, pricee, ctg, countt);
            bok.CategoryID = 2;
            bok.Name       = bookN;
            bok.Price      = dbprice;
            bok.Count      = Convert.ToInt32(countt);
            using (Modelss.KITABXANADB db = new Modelss.KITABXANADB())
            {
                db.Books.Add(bok);
                db.SaveChanges();
            }
        }
        private void Button1_Click(object sender, EventArgs e)
        {
            using (Modelss.KITABXANADB db = new Modelss.KITABXANADB())
            {
                Modelss.Category ctgr = new Modelss.Category();

                ctgr.Name = ctgrtxt.Text;
                db.Categories.Add(ctgr);
                db.SaveChanges();
            }
            ctgDVG.Rows.Add(ctgrtxt.Text);
        }