What is BLoC Flutter stream?

BLoC uses the concept of Streams, or Reactive programming. This means that when a stream of events is created, subscribers can listen in on the stream of events . The subscribers are notified of new data when it is emitted into the stream. Widgets in Flutter use this stream for communication and sending data.

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What is a BLoC 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.

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What is context in Flutter?

– Context is a link to the location of a widget in the tree structure of widgets . – Context can belong to only one widget. – If a widget has child widgets, then the context of the parent widget becomes the parent context for the contexts of direct child elements.

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What is Cubit Flutter?

CubitListener is a Flutter widget which takes a CubitWidgetListener and an optional Cubit and invokes the listener in response to state changes in the cubit . It should be used for functionality that needs to occur once per state change such as navigation, showing a SnackBar , showing a Dialog , etc…

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