示例#1
0
 private void button5_Click(object sender, EventArgs e)
 {
     if (textBox7.Text != null)
     {
         clsOrder order = new clsOrder();
         var      data  = Convert.ToInt32(textBox7.Text);
         if (order.findOne(data))
         {
             listBox1.Items.Clear();
             listBox1.Items.Add(order.Product_Id.ToString() + " - " + order.Product_Name + " - " + order.Date_Ordered);
         }
         else
         {
             MessageBox.Show("Data not found.");
         }
     }
     else
     {
         MessageBox.Show("Please enter a number into the find field.");
     }
 }