Flutter app, setup an BottomNavigationBar

scafold-with-bottomNavigationBar.dart

Scaffold(
      bottomNavigationBar: BottomNavigationBar(
        currentIndex: 0,
        fixedColor: Colors.black,
        items: <BottomNavigationBarItem>[
          BottomNavigationBarItem(
              icon: new Icon(Icons.home),
              title: new Text("")
          ),
          BottomNavigationBarItem(
              icon: new Icon(Icons.calendar_today),
              title: new Text("")
          ),
          BottomNavigationBarItem(
              icon: new Icon(Icons.playlist_add_check),
              title: new Text("")
          )
        ],
      ),
      // code removed for brevity
    );