// what can be added where...

left:
 *top
right:
	Gtk.Window 
	Gtk.Dialog
	Gtk.MessageDialog
	Gtk.AboutDialog
	Gtk.Dialog
	Gtk.FontSelectionDialog 
	Gtk.InputDialog 
	Gtk.ColorSelectionDialog 
	Gtk.FileChooserDialog
	Gtk.Menu
	GtkClutter.Window
	Gtk.OffScreenWindow
	Gtk.Popover
    Clutter.ScrollActor
    Clutter.Actor    
// these should really be based on heirachy..
 
left: 
	Gtk.Window
	Gtk.Dialog
	Gtk.MessageDialog
	Gtk.AboutDialog
	Gtk.Dialog
	Gtk.OffScreenWindow
	Gtk.Popover
	Gtk.Alignment 
	Gtk.AspectFrame 
	Gtk.Box 
	Gtk.ButtonBox 
	Gtk.Paned 
	Gtk.Table
	Gtk.Layout 
	Gtk.Notebook
	//Gtk.Table 
	//Gtk.Fixed 
	Gtk.Expander 
	Gtk.Frame
	Gtk.ScrolledWindow
	Gtk.ToolItem
	Gtk.Viewport
	Gtk.Button
	GtkClutter.Actor
	Gtk.HeaderBar 
	Gtk.ToolButton
right:	 
	Gtk.Alignment 
	Gtk.AspectFrame 
	Gtk.Box 
	Gtk.ButtonBox 
	Gtk.Fixed 
	Gtk.Paned 
	Gtk.Layout 
	Gtk.Notebook 
	Gtk.Table 
	Gtk.Expander 
	Gtk.Frame
	
	Gtk.ScrolledWindow
	Gtk.AccelLabel 
	Gtk.Image 
	Gtk.Label 
	Gtk.ProgressBar
	Gtk.Statusbar
	Gtk.InfoBar 
	Gtk.StatusIcon
	Gtk.Spinner 
	Gtk.Button
	Gtk.CheckButton 
	Gtk.RadioButton 
	Gtk.ToggleButton
	Gtk.LinkButton
	Gtk.ScaleButton 
	Gtk.VolumeButton 
	Gtk.Entry 
	Gtk.HeaderBar 
	Gtk.HScale 
	Gtk.VScale 
	Gtk.SpinButton 
	Gtk.TreeView
        Gtk.TextView
        Gtk.ComboBox 
	Gtk.ComboBoxEntry 
	Gtk.Menu 
	Gtk.MenuBar 
	Gtk.Toolbar 
	Gtk.ToolPalette
	Gtk.ColorButton 
	Gtk.ColorSelection
	Gtk.HSV
	Gtk.FileChooserButton 
	Gtk.FileChooserWidget
	Gtk.FontButton 
	GtkSource.View
	WebKit.WebView
    Gtk.Viewport
	Vte.Terminal
	GtkClutter.Embed
	Gdl.Dock
	Gdl.DockBar

left:	
	Gdl.Dock
right:
	Gdl.DockItem

	
	
	
left:	
	Gdl.DockItem
right:
	Gdl.DockItem
	
	Gtk.Alignment 
	Gtk.AspectFrame 
	Gtk.Box 
	Gtk.ButtonBox 
	Gtk.Fixed 
	Gtk.Paned 
	Gtk.Layout 
	Gtk.Notebook 
	Gtk.Table 
	Gtk.Expander 
	Gtk.Frame
	
	Gtk.ScrolledWindow
	Gtk.AccelLabel 
	Gtk.Image 
	Gtk.Label 
	Gtk.ProgressBar
	Gtk.Statusbar
	Gtk.InfoBar 
	Gtk.StatusIcon
	Gtk.Spinner 
	Gtk.Button
	Gtk.CheckButton 
	Gtk.RadioButton 
	Gtk.ToggleButton
	Gtk.LinkButton
	Gtk.ScaleButton 
	Gtk.VolumeButton 
	Gtk.Entry 
	Gtk.HScale 
	Gtk.VScale 
	Gtk.SpinButton 
	Gtk.TreeView
        Gtk.ComboBox 
	Gtk.ComboBoxEntry 
	Gtk.Menu 
	Gtk.MenuBar 
	Gtk.Toolbar 
	Gtk.ToolPalette
	Gtk.ColorButton 
	Gtk.ColorSelection
	Gtk.HSV
	Gtk.FileChooserButton 
	Gtk.FileChooserWidget
	Gtk.FontButton 
	GtkSource.View
	WebKit.WebView
	Vte.Terminal
	GtkClutter.Embed
	
	
	
	
left:
	Gtk.MenuBar
	Gtk.Menu
right:
	Gtk.MenuItem 
	Gtk.ImageMenuItem 
	Gtk.RadioMenuItem 
	Gtk.CheckMenuItem 
	Gtk.SeparatorMenuItem 
	Gtk.TearoffMenuItem 
left:
	Gtk.ImageMenuItem
right:
	Gtk.Image
	
	
left:
	Gtk.MenuItem:submenu
right:	
	Gtk.Menu
	
left:       
	Gtk.Toolbar
right:
	Gtk.ToolButton
	Gtk.ToolItem
	Gtk.MenuToolButton 
	Gtk.ToggleToolButton
	Gtk.RadioToolButton 
	Gtk.ToolItemGroup 
	Gtk.SeparatorToolItem 

	
left:
	Gtk.TreeView
right:
	Gtk.TreeStore
	Gtk.ListStore
	Gtk.TreeModelFilter
	Gtk.TreeViewColumn

left: 
	Gtk.TreeModelFilter
right:
	Gtk.TreeStore
	Gtk.ListStore
	
left: 	
	Gtk.TreeViewColumn	
right:
	Gtk.CellRendererText
	Gtk.CellRendererCombo
	Gtk.CellRendererToggle
	
left: 
	Gtk.CellRendererCombo:model
	Gtk.ComboBox
right:
	Gtk.ListStore

	
left: 
	Gtk.ComboBox
right:	
	Gtk.CellRendererText

	
	
left:
	Gtk.ScrolledWindow
right: 
	Gtk.Viewport

	
	
left: 
	GtkSource.View
right: 
	GtkSource.Buffer
	
	
	
left:
	GtkClutter.Window
	GtkClutter.Embed
	
right:
	GtkClutter.Actor
	
left:
	Gdl.Dock
right:
	Gdl.DockItem
    

left:
    Clutter.ScrollActor:layout_manager
    Clutter.Actor:layout_manager
right:
    Clutter.GridLayout
    Clutter.FlowLayout
    Clutter.FixedLayout
    Clutter.TableLayout
    Clutter.BinLayout
    Clutter.BoxLayout

left:
    Clutter.ScrollActor
    Clutter.Actor
right:
    Clutter.Actor
    Clutter.ScrollActor
    Clutter.Texture
    Clutter.Text
    Clutter.Rectangle