BonoboUI Object Hierarchy
-------------------------

GObject
 +--- BonoboObject
       +--- BonoboControl
       +--- BonoboControlFrame
       +--- BonoboZoomableFrame
       +--- BonoboZoomable
       +--- BonoboCanvasComponent
       +--- BonoboPropertyControl
       +--- BonoboUIComponent
       +--- BonoboUIContainer
 +--- BonoboUIEngineConfig
 +--- BonoboUIEngine
 +--- BonoboUISync
       +--- BonoboUISyncToolbar
       +--- BonoboUISyncStatus
       +--- BonoboUISyncMenu
       +--- BonoboUISyncKeys

GtkWindow
 +--- BonoboWindow

GtkBin
 +--- BonoboWidget
 +--- BonoboWrapper
 +--- BonoboUIToolbarItem
       +--- BonoboUIToolbarSeparatorItem
       +--- BonoboUIToolbarButtonItem
             +--- BonoboUIToolbarControlItem
                   +--- BonoboUIToolbarToggleButtonItem
                         +--- BonoboUIToolbarPopupItem
 +--- BonoboDockItem
       +--- BonoboDockLayoutItem

GtkContainer
 +--- BonoboUIToolbar
 +--- BonoboDock
 +--- BonoboDockBand

GtkDialog
 +--- BonoboSelector

GtkVBox
 +--- BonoboSelectorWidget
 +--- BonoboUIConfigWidget

GtkPlug
 +--- BonoboPlug

GtkSocket
 +--- BonoboSocket

GnomeCanvasItem
 +--- BonoboCanvasItem