listview_auto_height.dart

import 'package:flutter/material.dart';

void main() => runApp(LoginPage());

class LoginPage extends StatefulWidget {
  LoginPage({Key key}) : super(key: key);
  static String tag = 'login-page';

  @override
  _LoginPageState createState() => _LoginPageState();
}

class _LoginPageState extends State<LoginPage> {
  var listItems = List.generate(5, (i) => ListTile(title: Text('$i')));
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        body: SingleChildScrollView(
            child: Column(children: [
          RaisedButton(
            onPressed: () {
              listItems.add(ListTile(title: Text('added')));
              setState(() {});
            },
            child: Text('Add'),
          ),
          Text('header'),
          ListView(
            shrinkWrap: true, //just set this property
            padding: const EdgeInsets.all(8.0),
            children: listItems.toList(),
          ),
          Text('footer'),
        ])),
      ),
    );
  }
}