sig
type t
external create :
(OsgGA.Gui_event_adapter.t ->
OsgGA.Gui_action_adapter.t -> Osg.Object.t -> Osg.Node_visitor.t -> bool) ->
OsgGA.Gui_event_handler.t = "gui_event_handler_create4"
external create2 :
(OsgGA.Gui_event_adapter.t -> OsgGA.Gui_action_adapter.t -> bool) ->
OsgGA.Gui_event_handler.t = "gui_event_handler_create2"
end