private void update_Click(object sender, EventArgs e)
{
UpdateProduct updateproduct = new UpdateProduct();
updateproduct.Owner = this;
string goodsid = textBox1.Text;
string SQLString = "select * from goodsInfo where goodsid=" + goodsid;
SqlDataReader reader = goods_methods.ExecuteReader(SQLString);
reader.Read();
string goodsid1 = reader.GetString(0);
string goodsname = reader.GetString(1);
string goodsprice = reader.GetSqlMoney(2).ToString();
string goodsphotoid = reader.GetString(3);
reader.Close();
string SQLString1 = "select * from goodsphoto where goodsphotoid=" + goodsphotoid;
SqlDataReader reader1 = goods_methods.ExecuteReader(SQLString1);
reader1.Read();
string photourl = reader1.GetString(1);
reader1.Close();
updateproduct.setValue(goodsid1, goodsname, goodsprice, goodsphotoid, photourl);
updateproduct.ShowDialog();
}