public Autodesk.Windows.RibbonItem GetRibbonItem(RibbonItem item)
        {
            RibbonControl ribbonControl = RevitRibbonControl.RibbonControl;

            foreach (var tab in ribbonControl.Tabs)
            {
                foreach (var panel in tab.Panels)
                {
                    foreach (var ribbonItem in panel.Source.Items)
                    {
                        if (ribbonItem.AutomationName == item.Name)
                            return ribbonItem as Autodesk.Windows.RibbonItem;
                    }
                }
            }

            return null;
        }