BKI_DichVuMatDat.FormatControl.GetAllBarButtonItem C# (CSharp) Method

        private static void GetAllBarButtonItem(RibbonControl ribbonControl, List<BarButtonItem> outList)
        {
            for (int x = 0; x < ribbonControl.Manager.Items.Count; x++)
            {
                if (ribbonControl.Manager.Items[x].GetType() == typeof(BarButtonItem))
                {
                    BarButtonItem btn = ribbonControl.Manager.Items[x] as BarButtonItem;
                    outList.Add(btn);
                }
            }
        }