动态生成RadialMenuContainer

                menuContainer = new RadialMenuContainer();
                menuContainer.Font = new Font(this.Font.FontFamily, 7);
                menuContainer.SubItems.Add(CreateItem("载入", "\uf019"));

                //RadialMenuItem analysisItem = (RadialMenuItem)CreateItem("数据", "\uf019");

                RadialMenuItem subItem1 = (RadialMenuItem)CreateItem("累加", "\uf0ce");
                RadialMenuItem subItem1SubO3 = (RadialMenuItem)CreateItem("O3", "\uf0ce");
                RadialMenuItem subItem1SubNO = (RadialMenuItem)CreateItem("NO", "\uf0ce");
                RadialMenuItem subItem1SubNx = (RadialMenuItem)CreateItem("NOx", "\uf0ce");
                RadialMenuItem subItem1SubNO2 = (RadialMenuItem)CreateItem("NO2", "\uf0ce");
                subItem1.SubItems.Add(subItem1SubO3);
                subItem1.SubItems.Add(subItem1SubNO);
                subItem1.SubItems.Add(subItem1SubNx);
                subItem1.SubItems.Add(subItem1SubNO2);

                RadialMenuItem subItem2 = (RadialMenuItem)CreateItem("叠加", "\uf0ce");
                //analysisItem.SubItems.Add(subItem1);
                //analysisItem.SubItems.Add(subItem2);
                menuContainer.SubItems.Add(subItem1);
                menuContainer.SubItems.Add(subItem2);

                menuContainer.SubItems.Add(CreateItem("", "")); // Spacer item does not have anything set

                RadialMenuItem selectItem = (RadialMenuItem)CreateItem("筛选", "\uf0ce");
                RadialMenuItem selectItemOneHour = (RadialMenuItem)CreateItem("1小时", "\uf0ce");
                RadialMenuItem selectItemThreeHour = (RadialMenuItem)CreateItem("3小时", "\uf0ce");
                RadialMenuItem selectItemSixHour = (RadialMenuItem)CreateItem("6小时", "\uf0ce");
                RadialMenuItem selectItemhalfDay = (RadialMenuItem)CreateItem("12小时", "\uf0ce");
                RadialMenuItem selectItemOneDay = (RadialMenuItem)CreateItem("24小时", "\uf0ce");
                RadialMenuItem selectItemNowDay = (RadialMenuItem)CreateItem("当天", "\uf0ce");

                selectItem.SubItems.Add(selectItemOneHour);
                selectItem.SubItems.Add(selectItemThreeHour);
                selectItem.SubItems.Add(selectItemSixHour);
                selectItem.SubItems.Add(selectItemhalfDay);
                selectItem.SubItems.Add(selectItemOneDay);
                selectItem.SubItems.Add(selectItemNowDay);

                menuContainer.SubItems.Add(selectItem);
                menuContainer.SubItems.Add(CreateItem("低谷", "\uf0ca"));
                menuContainer.SubItems.Add(CreateItem("峰值", "\uf0ea"));
                menuContainer.SubItems.Add(CreateItem("均值", "\uf0ea"));
                menuContainer.SubItems.Add(CreateItem("清空", "\uf0ea"));

                //menuContainer.MenuType = eRadialMenuType.Circular;
                menuContainer.SubItems.Add(CreateItem("", "")); // Spacer item does not have anything set
                menuContainer.Diameter = 200;
                buttonItem1.SubItems.Add(menuContainer);