// Copyright 2014 The Flutter Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. import 'package:flutter/material.dart'; /// Flutter code sample for [FractionallySizedBox]. void main() => runApp(const FractionallySizedBoxApp()); class FractionallySizedBoxApp extends StatelessWidget { const FractionallySizedBoxApp({super.key}); @override Widget build(BuildContext context) { return MaterialApp( home: Scaffold( appBar: AppBar(title: const Text('FractionallySizedBox Sample')), body: const FractionallySizedBoxExample(), ), ); } } class FractionallySizedBoxExample extends StatelessWidget { const FractionallySizedBoxExample({super.key}); @override Widget build(BuildContext context) { return SizedBox.expand( child: FractionallySizedBox( widthFactor: 0.5, heightFactor: 0.5, alignment: FractionalOffset.center, child: DecoratedBox( decoration: BoxDecoration( border: Border.all( color: Colors.blue, width: 4, ), ), ), ), ); } }