StreamsSelector is a Flutter widget which select streams from a provider and invokes the builder in response to signal emits in the selector stream. StreamsListener is a Flutter widget which takes a StreamsWidgetListener and a selector and invokes the listener in response to signal emits in the selector.
Read moreWhat is the stream in Flutter?
There are two types of streams in Flutter: single subscription streams and broadcast streams . Single subscription streams are the default. They work well when you’re only using a particular stream on one screen. A single subscription stream can only be listened to once.
Read moreWhat is initial data in stream provider?
initialData. The data that will be used to create the initial snapshot . Providing this value (presumably obtained synchronously somehow when the Stream was created) ensures that the first frame will show useful data.
Read moreWhat is Riverpod?
Riverpod is a popular Flutter state management library that shares many of the advantages of Provider and brings many additional benefits . According to the official documentation: Riverpod is a complete rewrite of the Provider package to make improvements that would be otherwise impossible.
Read moreWhat is the use of FutureBuilder in Flutter?
Sometimes, you may want to build a Flutter widget which depends on the result of a Future . In that case, you can use FutureBuilder . FutureBuilder is a widget that uses the result of a Future to build itself . Below are the examples of how to use the widget.
Read moreHow do you use future provider in Flutter?
Future provider has a initial value, which widgets can use until the Future value is resolved . When resolved, it the FutureProvider will tell it’s descendents to rebuild, using the new value. Importantly, this means that the widgets who rely on the value of a future provider will only rebuild once.
Read moreWhen should I use provider in Flutter?
One of the main reasons to prefer Provider over Statefulwidget s is that, using Provider , you will rebuild only the widgets that needs that value (the Consumers ) while the other will not be rebuilt . Instead when you call setState the whole build function of the widget will be called.
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