ListView(
      children: <Widget>[
        AutofillGroup(
          child: Column(
            children: <Widget>[
              TextFormField(
                controller: _emailTextController,
                autofillHints: const <String>[
                  AutofillHints.username,
                  AutofillHints.email
                ],
              ),
              TextFormField(
                controller: _passwordTextController,
                autofillHints: const <String>[AutofillHints.password],
              ),
              MyButton(                
                label: 'Sign In',
                onPressed: _login,
              )
            ],
          ),
        ),
      ],
    );
  }