8. Widget
❖ All in Flutter is widge
t
❖ Material Style
❖ Cupertino Style
9. Application Structure
Project
fi
les. The directory should
contain main.dart.
Generated lock
fi
le that you
should not edit. Updates when
you update pubspec.yaml, and
ensures that you don’t introduce
incompatible versions of
packages.
Required in all Dart projects:
manages dependencies and
metadata