internal void SetParent(Control control) { TabWindow tabWindow = TabWindow; if (TabWindowDock != null) { TabWindowDock.SetParent(null); } if (TabWindowDocument != null) { TabWindowDocument.SetParent(null); } if (TabWindowFloat != null) { TabWindowFloat.SetParent(null); } if (tabWindow != null) { tabWindow.SetParent(control); } }