private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
{
var listBox = sender as ListBox;
if (listBox == null)
return;
OmssaParameterLine line = listBox.SelectedValue as OmssaParameterLine;
if (line == null)
return;
textBox3.Text = line.ToString();
saveLineTB.Text = line.Name;
}