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// 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.
/// Flutter code sample for [AnimatedSlide].
import 'package:flutter/material.dart';
void main() => runApp(const MyApp());
class MyApp extends StatelessWidget {
const MyApp({super.key});
static const String _title = 'Flutter Code Sample';
@override
Widget build(BuildContext context) {
return MaterialApp(
title: _title,
home: Scaffold(
appBar: AppBar(title: const Text(_title)),
body: const MyStatefulWidget(),
),
);
}
}
class MyStatefulWidget extends StatefulWidget {
const MyStatefulWidget({super.key});
@override
State<MyStatefulWidget> createState() => _MyStatefulWidgetState();
}
class _MyStatefulWidgetState extends State<MyStatefulWidget> {
Offset offset = Offset.zero;
void _slideUp() {
setState(() => offset -= const Offset(0, 1));
}
void _slideDown() {
setState(() => offset += const Offset(0, 1));
}
@override
Widget build(BuildContext context) {
return Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
ElevatedButton(
onPressed: _slideUp,
child: const Text('Slide up'),
),
ElevatedButton(
onPressed: _slideDown,
child: const Text('Slide down'),
),
Padding(
padding: const EdgeInsets.all(50),
child: AnimatedSlide(
offset: offset,
duration: const Duration(milliseconds: 500),
curve: Curves.easeInOut,
child: const FlutterLogo(),
),
),
],
);
}
}