What 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.

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What is a cubit in BLoC?

A Cubit is similar to Bloc but has no notion of events and relies on methods to emit new states . Every Cubit requires an initial state which will be the state of the Cubit before emit has been called. The current state of a Cubit can be accessed via the state getter.

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What are Bloc events?

Bloc is similar to Cubit , but it uses events to do all its work . Like Cubit , the state is held in the Bloc , then to change or add new state, events are added to the Bloc . When an event is added to the Bloc , the onEvent method is called. After this onEvent method is called, a transform events method is called.

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What is BlocSupervisor?

BlocSupervisor oversees Bloc s and delegates to BlocDelegate . BlocDelegate handles events from all Bloc s which are delegated by the BlocSupervisor . Can be used to intercept all Bloc events, transitions, and errors. It is a great way to handle logging/analytics as well as error handling universally.

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What is a BLoC in Flutter?

Bloc is a design pattern created by Google to help separate business logic from the presentation layer and enable a developer to reuse code more efficiently . A state management library called Bloc was created and maintained by Felix Angelo.22 Eki 2021

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