Poderosa.Forms.SSHOptionPanel.OnCipherAlgorithmOrderDown C# (CSharp) Method

        private void OnCipherAlgorithmOrderDown(object sender, EventArgs args)
        {
            int i = _cipherOrderList.SelectedIndex;
            if (i == -1 || i == _cipherOrderList.Items.Count - 1) {
                return;
            }

            object item = _cipherOrderList.SelectedItem;
            _cipherOrderList.Items.RemoveAt(i);
            _cipherOrderList.Items.Insert(i + 1, item);

            _cipherOrderList.SelectedIndex = i + 1;
        }