Create an event stream and counter stream inside CounterBloc . Listen to the event stream to perform business logic when new events are added to the stream. Create an object of CounterBloc inside MyHomePageState. To rebuild the widget when new data arrives into the stream we will wrap Text widget with StreamBuilder.
Read moreWhat is BlocBuilder Flutter?
BlocBuilder. BlocBuilder is a Flutter widget which requires a bloc and a builder function . BlocBuilder handles building the widget in response to new states. BlocBuilder is very similar to StreamBuilder but has a more simple API to reduce the amount of boilerplate code needed.
Read moreWhat is BLoC in Flutter medium?
BLoC stands for Business Logic Component , and a BLoC is essentially a class which keeps the state of our app/feature/screen/widget, mutates it upon receiving input events and notifying its change.
Read moreWhat is Dart BLoC?
A Bloc is a more advanced class which relies on events to trigger state changes rather than functions . Bloc also extends BlocBase which means it has a similar public API as Cubit .
Read moreWhat is the difference between BLoC and Cubit?
BLoC: One of the major difference between BLoC and Cubit is this: “BLoC is Event-Driven and Cubit not .” Track what event triggers certain states is crucial for predict and check if that matches with the expected result.
Read moreWhat is a BlocObserver?
BlocObserver class Null safety An interface for observing the behavior of Bloc instances .
Read moreWhat is BLoC Flutter state?
The Flutter bloc package derives its’ name from the BLoC design pattern. BLoC is an abbreviation for “Business logic component ” which — like most state managers — aims to decouple business logic from the views. The Flutter bloc package provides you with all the tools to implement the BLoC pattern into your app.
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