private void Button_Add_Click(object sender, EventArgs e)
{
WriteOffItem writeOffItem = new WriteOffItem(
(Product)comboBox_Products.SelectedItem,
int.Parse(numericUpDown_Count.Value.ToString()),
(string)comboBox_Measures.SelectedItem);
ListViewItem item = new ListViewItem(writeOffItem.Product.Name);
item.SubItems.Add($"{writeOffItem.Count}{writeOffItem.Measures}");
item.Tag = writeOffItem;
listView_WriteOffItem.Items.Add(item);
writeOffItems.Add(writeOffItem);
}
public static WriteOffProducts FromXml(XElement node) =>
new WriteOffProducts(
(string)node.Element("date"),
(string)node.Element("masterName"),
node.Element("writeOffItems").Elements("writeOffItem").Select(i => WriteOffItem.FromXml(i)).ToList());