flutter_nayou/lib/main.dart

import 'package:flutter/material.dart';
import 'package:flutter_modular/flutter_modular.dart';
import 'package:window_manager/window_manager.dart';

import 'app/app_module.dart';
import 'app/app_widget.dart';

void main() async {
  const width = 375.0;
  const height = 680.0;
  WidgetsFlutterBinding.ensureInitialized();
  await windowManager.ensureInitialized();
  WindowOptions windowOptions = const WindowOptions(
    minimumSize: Size(width, height),
    maximumSize: Size(width, height),
    size: Size(width, height),
    center: true,
    backgroundColor: Colors.transparent,
    skipTaskbar: false,
    titleBarStyle: TitleBarStyle.hidden,
  );

  await windowManager.waitUntilReadyToShow(windowOptions, () async {
    await windowManager.show();
    await windowManager.focus();
  });

  runApp(ModularApp(
      module: AppModule(),
      child: ConstrainedBox(
          constraints: const BoxConstraints(
            maxWidth: width,
            maxHeight: height,
          ),
          child: const AppWidget()),
      )
      );
}