private void btnLoadBook_Click(object sender, EventArgs e)
{
book = BookManage.getBookByISBN(txtISBN.Text);
if (book != null)
{
BookInfo();
}
}
private void lvSale_Click(object sender, EventArgs e)
{
this.txtISBN.Text = lvSale.SelectedItems[0].Text;
//this.nudCount.Value = int.Parse(lvSale.SelectedItems[0].Tag.ToString());
int id = (int)lvSale.SelectedItems[0].Tag;
foreach (SaleItems item in items)
{
if (id == item.Id)
{
this.nudCount.Value = item.Count;
break;
}
}
book = BookManage.getBookByISBN(txtISBN.Text);
if (book != null)
{
BookInfo();
}
}
private void btnAdd_Click(object sender, EventArgs e)
{
book = BookManage.getBookByISBN(txtISBN.Text);
if (book != null)
{
if (this.nudCount.Value > book.Stock)
{
MessageBox.Show("库存不足！");
}
else
{
BookInfo();
addSaleItem();
loadlvSale();
this.nudCount.Value = 1;
this.txtISBN.Text = "";
}
}
else
{
MessageBox.Show("ISBN码错误！");
}
}