blob: f9c1e68b0f2b13fe0eaaf45edf0c05ae7ae198f7 [file] [log] [blame]
// Copyright 2013 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.
// ignore_for_file: diagnostic_describe_all_properties
import 'package:flutter/widgets.dart';
import '../go_router.dart';
/// Default error page implementation for WidgetsApp.
class GoRouterErrorScreen extends StatelessWidget {
/// Provide an exception to this page for it to be displayed.
const GoRouterErrorScreen(this.error, {Key? key}) : super(key: key);
/// The exception to be displayed.
final Exception? error;
static const Color _kWhite = Color(0xFFFFFFFF);
Widget build(BuildContext context) => SafeArea(
child: Center(
child: Column(
children: <Widget>[
const Text(
'Page Not Found',
style: TextStyle(fontWeight: FontWeight.bold),
const SizedBox(height: 16),
Text(error?.toString() ?? 'page not found'),
const SizedBox(height: 16),
onPressed: () => context.go('/'),
child: const Text(
'Go to home page',
style: TextStyle(color: _kWhite),
class _Button extends StatefulWidget {
const _Button({
required this.onPressed,
required this.child,
Key? key,
}) : super(key: key);
final VoidCallback onPressed;
/// The child subtree.
final Widget child;
State<_Button> createState() => _ButtonState();
class _ButtonState extends State<_Button> {
late final Color _color;
void didChangeDependencies() {
_color = (context as Element)
?.color ??
const Color(0xFF2196F3); // blue
Widget build(BuildContext context) => GestureDetector(
onTap: widget.onPressed,
child: Container(
padding: const EdgeInsets.all(8),
color: _color,
child: widget.child,