void VScrollBarValueChanged(object sender, EventArgs e)
        {
            if (_inScrollUpdate)
            {
                return;
            }

            _inScrollUpdate = true;
            _completionListView.FirstVisibleItem = _vScrollBar.Value;
            _completionListView.Refresh();
            TextEditorControl.ActiveTextAreaControl.TextArea.Focus();
            _inScrollUpdate = false;
        }