获取ICommand的图片

            BarButtonItem item = (BarButtonItem)e.Item;

            System.IntPtr _Handle = (System.IntPtr)(cmd as ICommand).Bitmap;

            if (_Handle.ToInt32() != )

            {

                try

                {

                    item.Glyph = System.Drawing.Bitmap.FromHicon((System.IntPtr)(cmd as ICommand).Bitmap);

                }

                catch

                {

                    try

                    {

                        item.Glyph = System.Drawing.Image.FromHbitmap(_Handle);

                    }

                    catch

                    {

                    }

                }

            }