BlocListener
Learn about BlocListener and how it's used by widgets to listen to state changes.
We'll cover the following...
The BlocListener is another commonly used widget when implementing BLoCs using the flutter_bloc library. With this widget, we can call a function whenever there’s a change in the state we monitor. The main difference between BlocListener and BlocBuilder is that BlocListener doesn’t return a widget, while BlocBuilder returns a widget that will be rebuilt every time the state changes.
Basic usage
The BlocListener widget takes a listener() function and an optional bloc parameter. The listener() function is automatically ...