Compass.Coondornator.CoondornatorForm.listBox1_SelectedIndexChanged C# (CSharp) Method

        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;
        }