Menu

Menu.dart

class Menu extends StatefulWidget {
  @override
  _MenuState createState() => _MenuState();
}

class _MenuState extends State<Menu> {
  String title = "Home";
  Widget currentPage = HomePage();
  final pages = [HomePage(), MemberPage()];

  menuTapHandler(int index) {
    setState(() {
      switch (index) {
        case 0:
          {
            title = "Home";
            currentPage = HomePage();
          }
          break;
        case 1:
          {
            title = "Members";
            currentPage = MemberPage();
          }
          break;
      }

      // hide menu
      Navigator.pop(context);
    });
  }
  
  ...
  
}