NotificationListener

[chungbd]

NotificationListener is a widget that listens for Notifications budding up the tree of widgets.

• Some widget dispatch notifications such as Scrollable widgets dispatch ScrollNotification.
• Can extend Notification to dispatch your own

class MyNotification extends Notification {}

MyNotification.dispatch(context);

NotificationListener(
          onNotification: (ScrollNotification notification) {
            return true;
          },
          child: 
        )