// 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 [InkWell]. void main() => runApp(const InkWellExampleApp()); class InkWellExampleApp extends StatelessWidget { const InkWellExampleApp({super.key}); @override Widget build(BuildContext context) { return MaterialApp( home: Scaffold( appBar: AppBar(title: const Text('InkWell Sample')), body: const Center( child: InkWellExample(), ), ), ); } } class InkWellExample extends StatefulWidget { const InkWellExample({super.key}); @override State<InkWellExample> createState() => _InkWellExampleState(); } class _InkWellExampleState extends State<InkWellExample> { double sideLength = 50; @override Widget build(BuildContext context) { return AnimatedContainer( height: sideLength, width: sideLength, duration: const Duration(seconds: 2), curve: Curves.easeIn, child: Material( color: Colors.yellow, child: InkWell( onTap: () { setState(() { sideLength == 50 ? sideLength = 100 : sideLength = 50; }); }, ), ), ); } }