Widgets are the central class hierarchy in the Flutter framework. A widget is an immutable description of part of a user interface . Widgets can be inflated into elements, which manage the underlying render tree. Widgets themselves have no mutable state (all their fields must be final).
Read moreWhat is the use of material app in Flutter?
MaterialApp is an extension of the generic top-level widget provided by Flutter: WidgetsApp . WidgetsApp is a convenience widget that abstracts away a number of features required for most mobile apps, such as setting up a navigator and using an app-wide theme .
Read moreStateful vs stateless nedir?
Örnek verecek olursak Text bir stateless widget’dir ve uygulama oluştuğu anda biz onu ekranın en tepesine koyarız, onunla herhangi bir işlem yapmayız ve o hala orada durmaya devam eder. Ta ki uygulama kapatılana kadar. Stateful ise değişken halinde olabilecek widget’ler için kullanılır.1 Nis 2019
Read moreHow do you make a component in Flutter?
Start a new Flutter project in Android Studio and choose Flutter Package for the project type. Put your custom widget in the lib folder. Add a folder named example to the project root. In there, add a Flutter app that demonstrates how to use your widget.
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