private void updateSaleItem()
{
foreach (SaleItems item in items)
{
card = cobCardId.SelectedItem as Card;
Book b = BookManage.getBookById(item.BookId);
item.Price = b.Statue == 1 ? b.Price : (b.Price * card.Discount);
}
}
private void tvBooks_NodeMouseDoubleClick(object sender, TreeNodeMouseClickEventArgs e)
{
TreeNode tn = e.Node;
if (tn.Level == 2)
{
this.book = BookManage.getBookById(int.Parse(tn.Tag.ToString()));
loadBook(book);
}
}
public void addItemsListView()
{
int salesid = int.Parse(lvSales.SelectedItems[0].Tag.ToString());
items = SaleManage.getSaleItemsBySaleId(salesid);
lvItems.Items.Clear();
foreach (SaleItems saleitem in items)
{
ListViewItem lvi = new ListViewItem(BookManage.getBookById(saleitem.BookId).Name);
lvi.Tag = saleitem.Id;
lvi.SubItems.Add(saleitem.Count.ToString());
lvi.SubItems.Add(saleitem.Price.ToString() + "元");
lvi.SubItems.Add((saleitem.Count * saleitem.Price).ToString() + "元");
lvItems.Items.Add(lvi);
}
}
private void loadlvSale()
{
float total = 0;
lvSale.Items.Clear();
foreach (SaleItems item in items)
{
Book b = BookManage.getBookById(item.BookId);
ListViewItem lvi = new ListViewItem(b.Isbn);
lvi.Tag = b.Id;
lvi.SubItems.Add(b.Name);
lvi.SubItems.Add(item.Count.ToString());
lvi.SubItems.Add(b.Price.ToString() + "元");
lvi.SubItems.Add(item.Price + "元");
lvi.SubItems.Add((item.Price * item.Count) + "元");
lvSale.Items.Add(lvi);
total = total + (item.Price * item.Count);
totals = total;
}
lblTotal.Text = totals.ToString() + "元";
lblGathering.Text = totals.ToString() + "元";
}
private void BtnReset_Click(object sender, EventArgs e)
{
book = BookManage.getBookById(book.Id);
loadBook(book);
}
