Enumeration of Listener types.
staticread onlyBODY:ListenerType
Type for BodyListeners
staticread onlyCONSTRAINT:ListenerType
Type for ConstraintListeners
staticread onlyINTERACTION:ListenerType
Type for InteractionListeners
staticread onlyPRE:ListenerType
Type for PreListeners
new()
@private
@:keeptoString():String