private void codeTextBox_Validating(object sender, CancelEventArgs e)
{
TextBox box = sender as TextBox;
string str = box.Text.Trim();
int code = 0, innerCode = 0;
try
{
code = Convert.ToInt32(str);
innerCode = Convert.ToInt32(productIDTextBox.Text);
}
catch
{
MessageBox.Show("必需是數字!");
e.Cancel = true;
return;
}
BasicDataSet.ProductDataTable table = basicDataSet.Product;
foreach (BasicDataSet.ProductRow row in table.Rows)
{
if (row.Code == code)
{
if (row.ProductID == innerCode)
{
continue; // 同一個產品
}
MessageBox.Show("代碼<" + code.ToString() + ">和 " + row.ProductID.ToString() + "行的重複");
e.Cancel = true;
}
}
}
void Item2Buffer(ByteBuilder Buf, CSaleItem item)
{
int index = productBindingSource.Find("ProductID", item.ProductID);
string s = "產品" + item.ProductID.ToString();
if (index >= 0)
{
object o = productBindingSource.DataSource;
BasicDataSet ds = (BasicDataSet)o;
BasicDataSet.ProductDataTable t = ds.Product;
BasicDataSet.ProductRow row = t[index];
s = row.Name;
}
int m;
do
{
m = GB2312.GetByteCount(s);
if (m <= 16)
{
break;
}
s = s.Substring(0, s.Length - 1);
} while (true);
int n = 16 - m + s.Length;
Buf.AppendPadRight(s, n, GB2312);
Buf.Append(d2str(item.Volume, 6), GB2312);
// Buf.Append(d2str(item.Price , 5), GB2312);
Buf.Append(d2str(item.Total, 10), GB2312);
Buf.Append("\r\n", GB2312);
}
private void 儲存SToolStripButton_Click(object sender, EventArgs e)
{
if (!this.Validate())
{
MessageBox.Show("有資料錯誤, 請改好再存!");
return;
}
productBindingSource.EndEdit();
BasicDataSet.ProductDataTable table = (BasicDataSet.ProductDataTable)basicDataSet.Product.GetChanges();
if (table == null)
{
MessageBox.Show("沒有改動任何資料! 不用存");
return;
}
productTableAdapter.Update(basicDataSet.Product);
MessageBox.Show(table.Rows.Count.ToString() + "筆有改動,己存檔!");
}
