app-zj/lib/main.dart

import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
import 'package:logger/logger.dart';
import 'package:lszlgl/config/colors.dart';
import 'package:lszlgl/router/my_navigator.dart';

late Logger logger;

void main() async {
  logger = Logger(printer: PrettyPrinter(methodCount: 0));
  initReportException(() async {
    SystemChrome.setSystemUIOverlayStyle(SystemUiOverlayStyle.light.copyWith(statusBarColor: Colors.transparent));
    SystemChrome.setPreferredOrientations([
      DeviceOrientation.portraitUp,
      DeviceOrientation.portraitDown,
    ]);
    runApp(const MyApp());
  });
}

/// 初始化异常上报 封装[runZonedGuarded]
void initReportException(Function() callback) {
  runZonedGuarded(() {
    // 初始化Flutter
    WidgetsFlutterBinding.ensureInitialized();
    // 隔离线程异常
    // Isolate.current.addErrorListener(RawReceivePort((dynamic pair) {
    //   var isolateError = pair as List<dynamic>;
    //   onError(isolateError.first, isolateError.last);
    // }).sendPort);
    // 捕获Flutter异常
    FlutterError.onError = (FlutterErrorDetails error) {
      FlutterError.presentError(error);
      onError(error.exception, error.stack);
    };
    // 回调外部方法
    callback.call();
  }, (error, stack) {
    // 捕获程序异常
    onError(error, stack);
  });
}

/// 上报异常
Future<void> onError(Object exception, StackTrace? stack) async {
  if (stack == null) return;
  logger.e('error:${exception.runtimeType.toString()}\n${exception.toString()}\n${stack.toString()}');
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: '粮食质量管理',
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(
          seedColor: Colors.blue,
        ),
        scaffoldBackgroundColor: MyColor.c_background,
        // navigationBarTheme: const NavigationBarThemeData(height: 56),
        appBarTheme: const AppBarTheme(
          centerTitle: true,
          foregroundColor: Colors.white,
          backgroundColor: Colors.transparent,
          systemOverlayStyle: SystemUiOverlayStyle.light,
        ),
        bottomSheetTheme: const BottomSheetThemeData(
          backgroundColor: Colors.white,
          modalBackgroundColor: Colors.white,
          surfaceTintColor: Colors.white,
        ),
        useMaterial3: true,
      ),
      builder: FlutterSmartDialog.init(),
      localizationsDelegates: const [
        GlobalMaterialLocalizations.delegate,
        GlobalCupertinoLocalizations.delegate,
        GlobalWidgetsLocalizations.delegate,
      ],
      supportedLocales: const [Locale('zh')],
      navigatorKey: MyNavigator.navigator,
      onGenerateRoute: MyNavigator.generateRoute,
      navigatorObservers: [
        MyNavigator.navigatorObs,
        MyNavigator.routeObs,
        FlutterSmartDialog.observer,
      ],
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({super.key, required this.title});

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;

  void _incrementCounter() {
    setState(() {
      _counter++;
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
        title: Text(widget.title),
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            const Text(
              'You have pushed the button this many times:',
            ),
            Text(
              '$_counter',
              style: Theme.of(context).textTheme.headlineMedium,
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: const Icon(Icons.add),
      ),
    );
  }
}