private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
{
listBox1.Items.Clear();
listBox2.Items.Clear();
object a = comboBox1.SelectedValue;
BLL.BLL SS = new BLL.BLL();
DataSet ds2 = SS.SlipwayManage_SS(a);
int hs2 = ds2.Tables[0].Rows.Count;
for (int loop = 0; loop < hs2; loop++)
{
listBox1.Items.Add(ds2.Tables[0].Rows[loop].ItemArray[0].ToString());
}
BLL.BLL BB = new BLL.BLL();
DataSet ds3 = BB.SlipwayManage_BB();
int hs3 = ds3.Tables[0].Rows.Count;
for (int loop = 0; loop < hs3; loop++)
{
listBox2.Items.Add(ds3.Tables[0].Rows[loop].ItemArray[0].ToString());
}
}