public void GetData()
{
dgwProductList.DataSource = productManager.ShowProducts();
dgwOrderList.DataSource = orderManager.ShowOrders();
cbxDeskList.DataSource = deskManager.GetAll();
label12.Text = "Günlük kazanç: " + receiptManager.DailySell(DateTime.Now.ToShortDateString()).ToString() + " TL";
label9.Text = "Giriş yapan kullanıcı: " + UserName;
label10.Text = "Tarih: " + DateTime.Now.ToShortDateString();
dgwReceiptList.DataSource = receiptManager.GetAll();
}
