AsterixDisplayAnalyser.FrmAstxRecFrwdForm.listBoxForwardingInterface_SelectedIndexChanged C# (CSharp) Метод

        private void listBoxForwardingInterface_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.listBoxForwardingMulticast.SelectedIndex = this.listBoxForwardingInterface.SelectedIndex;
            this.listBoxForwardingPort.SelectedIndex = this.listBoxForwardingInterface.SelectedIndex;
            if (this.listBoxForwardingInterface.SelectedIndex != -1)
                this.numericUpDown1.Value = this.listBoxForwardingInterface.SelectedIndex + 1;
        }