Codingshah

Understanding the Widget tree and Element tree: Widget tree : Widget tree are the collection of different widgets that are use to build the application. Widget contain the instructions to create the UI and when you compose widgets  together they create widget tree. In flutter every thing is widgets mans that when the application is run it call the runApp() method .Basically we taking StatelessWidget as the argument and mounted as root element for the application.Then flutter framework processes through all the widgets and corresponding elements is mounted. void   main () =>  runApp ( MyApp ()); class   MyApp   extends   StatelessWidget  {    // This widget is the root of your application.    @override    Widget   build ( BuildContext  context) {      return   MaterialApp ( debugShowCheckedModeBanner:  false ,...

INTRODUCTION OF FLUTTER Flutter is introduced in year 2015 Summit under the name Sky The Flutter Flutter is Google’s portable UI framework for building modern, native, and reactive applications for iOS and Android. The Flutter Framework uses DART Language to build the Application for Android and IOS , Flutter Framework is light and very fast in lunching the application ,The Flutter has many features like Single Code Base Development and run faster etc.  Flutter is fast, and the rendering runs at 60 frames per second (fps) and 120 fps for capable devices. The higher the fps, the smoother the animations and transitions .