CodeTV.WizardForm.listViewChannelNumbering_Click C# (CSharp) Method

        private void listViewChannelNumbering_Click(object sender, EventArgs e)
        {
            if (listViewChannelNumbering.SelectedItems.Count > 0 && checkBoxClickNumbering.Checked)
            {
                ListViewItem lvi = listViewChannelNumbering.SelectedItems[0];
                if(lvi.Tag is ChannelTV)
                {
                    lvi.SubItems[1].Text = numericUpDownNumberingClickStart.Value.ToString();
                    numericUpDownNumberingClickStart.Value = ++numericUpDownNumberingClickStart.Value;
                }
            }
        }