You can do so by nesting a stream builder in each item builder . This works by using the initialData argument of the stream builder. Though, you may want to benchmark this and compare it to updating the whole list, because flutter reuses the elements in all cases and the streams might just bring more overhead.
Read moreIs setState synchronous flutter?
Whenever you change the internal state of a State object, make the change in a function that you pass to setState: setState(() { _myState = newValue; }); The provided callback is immediately called synchronously .
Read moreWhere we can use setState in Flutter?
When you change the state of a Stateful Widget , use setState() to cause a rebuild of the widget and its descendants. You don’t need to call setState() in the constructor or initState() of the widget, because build() will be run afterward anyway. Also don’t call setState() in synchronous code inside build().28 May 2021
Read moreWhy set state is used in Flutter?
setState is used to tell Flutter to update some state and then repaint . It should not be given any async work to do.
Read moreWhat is the setState state management?
setState only manages the state in the widget in which it was declared — just like in React, wherein the useState hook manages local state only in the component in which it was created. This type of state management is called ephemeral state.
Read moreHow do you make a setState in flutter?
We call setState only when we want the change in a variable to reflect on the UI of the screen. For instance, say you have a form containing a text field and a button to submit it. User types in the text field and clicks on submit button. Then we display that text field’s text below the submit button.20 Haz 2021
Read moreHow do you define a state in flutter?
State is information that (1) can be read synchronously when the widget is built and (2) might change during the lifetime of the widget. It is the responsibility of the widget implementer to ensure that the State is promptly notified when such state changes, using State. setState .
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