private void CreateBackstageBackButton() { if (_BackstageTab.Tabs.Contains(SysBackstageBackButtonName)) return; ButtonItem back = new ButtonItem(SysBackstageBackButtonName); back.ColorTable = eButtonColor.BlueOrb; back.Symbol = "\uf060"; back.Shape = new EllipticalShapeDescriptor(); back.Click += new EventHandler(BackButtonClick); back.FixedSize = new Size(35, 35); back.Margin = new Padding(10, 0, 15, 15); back.SetSystemItem(true); _BackstageTab.Tabs.Insert(0, back); back.SetDesignMode(false); // Insert top dock panel which is excluded by region but will move the tab content down Panel panel = new Panel(); panel.Dock = DockStyle.Top; panel.Name = SysBackstagePanelName; _BackstageTab.Controls.Add(panel); panel.BringToFront(); }