Flutter for Beginners

The app code

The app code is not fully functional yet. It's small enough to show up the layout. It builds a MaterialApp widget instance that sets the home screen to the favors list page, called FavorsPage:

class MyApp extends statelessWidget {  // using mock values from mock_favors dart file for now  @override  Widget build(BuildContext context) {    return MaterialApp(      title: 'Flutter Demo',      home: FavorsPage(        pendingAnswerFavors: mockPendingFavors,        completedFavors: mockCompletedFavors,        refusedFavors: mockRefusedFavors,        acceptedFavors: mockDoingFavors,      ),    );  }}

MaterialApp is a widget that provides useful tools for the whole application. One of them is the Theme widget, which allows us to change our app styles and colors following the Material ...