private void ClearOrders(object context)
 {
     foreach (OrderLine ol in DepOrderList)
     {
         ol.ChangeQuantity = 0;
     }
     DepOrderList.Clear();
     OrderNote.Text = "";
     ////TODO Clear Radiobuttons properly
 }
        public void ChangeOrderList(TextBox tb)
        {
            OrderLine ol = tb.DataContext as OrderLine;

            if (ol.Quantity > 0 && !DepOrderList.Contains(ol))
            {
                DepOrderList.Add(ol);
            }
            else if (ol.Quantity == 0 && DepOrderList.Contains(ol))
            {
                DepOrderList.Remove(ol);
            }
        }