private void button3_Click(object sender, EventArgs e)
{
SFact sFact = new SFact();
SOperate s = sFact.Delete();
s._Del("vip", "id", id);
ClearInfo();
}
private void button1_Click(object sender, EventArgs e)
{
DataSet ds = new DataSet();
SFact sFact = new SFact();
SOperate s = sFact.Select();
SOperate s1 = sFact.Update();
SOperate s2 = sFact.Delete();
int num = int.Parse(s._Select("good_sum", "good", "good_id", comboBox1.Text).Tables[0].Rows[0][0].ToString().Trim());
if (num < int.Parse(textBox1.Text))
{
MessageBox.Show("数量不足！");
}
else if (num == int.Parse(textBox1.Text))
{
num = num - int.Parse(textBox1.Text);
s2._Del("good", "good_id", comboBox1.Text);
}
else
{
num = num - int.Parse(textBox1.Text);
s1._Update("good", "good_sum", num.ToString(), "good_id", comboBox1.Text);
}
}