static Xinc_Gui_Widget_Repository getInstance( )
Xinc_Gui_Widget_Interface &getWidgetByClassName( string $name)
Xinc_Gui_Widget_Interface &getWidgetForPath( String $path)
Xinc_Gui_Widget_Interface[] getWidgets( )
void registerWidget( Xinc_Gui_Widget_Interface &$widget, Xinc_Gui_Widget_Interface $widget)