PurplePen.CustomSymbolText.listBoxSymbols_SelectedIndexChanged C# (CSharp) Méthode

        private void listBoxSymbols_SelectedIndexChanged(object sender, EventArgs e)
        {
            // Transfer the old data
            if (selectedId != null)
                UpdateDataFromControls(selectedId);

            selectedId = (string) listBoxSymbols.SelectedItem;
            UpdateControlsFromId(selectedId);
        }