In the Flutter SDK the . of methods are a kind of service locator function that take the framework BuildContext as an argument and return an internal API related to the named class but created by widgets higher up the widget tree .
Read moreWhat is a stateless widget?
A widget that does not require mutable state . A stateless widget is a widget that describes part of the user interface by building a constellation of other widgets that describe the user interface more concretely.
Read moreDoes Flutter use Uikit?
Flutter 2.5, the latest version of Google’s UI toolkit for native application development , offers better performance as well as full-screen enhancements for Android.
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