private void button1_Click(object sender, EventArgs e)
{
UrunBL ubl = new UrunBL();
SatisBL sbl = new SatisBL();
Satis sts = new Satis();
sts.MusteriId = (int)cmbxmusteri.SelectedValue;
sts.UrunId = (int)cmbxurun.SelectedValue;
sts.TarihSaat = DateTime.Now;
sts.SatilanUrunAdet = (int)cmbxadet.SelectedValue;
sts.Tutar = ubl.FiyatBul((int)cmbxurun.SelectedValue) * (int)cmbxadet.SelectedValue;
if (sbl.SatisYap(sts))
{
MessageBox.Show("Başarılı");
}
sbl.Dispose();
ubl.Dispose();
}