import 'package:flutter/material.dart'; //main() => runApp(OrderPage()); class OrderPage extends StatefulWidget { static const routeName = '/order'; @override State createState() { // TODO: implement createState return _OrderPageState(); } } class _OrderPageState extends State { @override Widget build(BuildContext context) { // TODO: implement build return Scaffold( appBar: AppBar(title: Text("点单页面")), body: Center( child: Column( children: [Text("order页面")], ), ), ); } }