public void ToXMLSortedMilkProducts()
{
List <IProduct> lm = new List <IProduct>();
foreach (var item in prod)
{
if (item.GetType() == typeof(Milk) || item.GetType() == typeof(Kefir))
{
TextBox textBox = new TextBox();
textBox.Text = " ";
MilkProducts l = (MilkProducts)item;
l.PriceNotHigher(300, textBox);
lm.Add(l);
}
}
try
{
var xEle = new XElement("Products",
from ll in lm
select new XElement("Product",
new XElement("Name", ll.Name),
new XElement("Price", ll.Price),
new XElement("Quantity", ll.Quantity),
new XElement("ID", ll.ID)
));
xEle.Save("SortedMilkProducts.xml");
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
public void SortedMilkProducts(TextBox textBox)
{
textBox.Text += "\r\nThe list of milk products with price less than set\r\n";
foreach (var item in prod)
{
if (item.GetType() == typeof(Milk) || item.GetType() == typeof(Kefir))
{
MilkProducts l = (MilkProducts)item;
l.PriceNotHigher(300, textBox);
}
}
}
