private void button1_Click(object sender, EventArgs e)
{
if (AddCart != null) //등록된 이벤트 핸들러가 있으면
{
AddCartEventArgs args = new AddCartEventArgs();
args.Bookid = bookid;
args.Bookname = Bookname;
// args.Bookprice = Bookprice;
args.BookImage = Bookimage;
AddCart(this, args); //이벤트를 발생시킨다
}
}
private void Ucon_AddCart(object sender, AddCartEventArgs e)
{
DataRow[] drrows = dtCart.Select("bookid=" + e.Bookid);
if (drrows.Length > 0)
{ //이미 장바구니에 있는 경우
drrows[0]["bookqty"] = Convert.ToInt32(drrows[0]["bookqty"]) + 1;
}
else
//장바구니에 없는 경우
{
DataRow dr = dtCart.NewRow();
dr["bookid"] = e.Bookid;
dr["bookname"] = e.Bookname;
dr["bookqty"] = 1;
// dr["bookprice"] = e.Bookprice;
dtCart.Rows.Add(dr);
}
dtCart.AcceptChanges();
dataGridView1.DataSource = dtCart;
}