DuplexBinding<T extends BindingModel, U extends BindingTransition>  constructor 
      
      DuplexBinding<T extends BindingModel, U extends BindingTransition> ({})
     
    
    
Implementation
DuplexBinding({
  Key? key,
  required this.builder,
  this.listen = true,
  Widget? child,
}) : super(key: key, child: child);