路由传值

路由传值

// main.dart
import 'package:demo/pages/Form.dart';
import 'package:demo/pages/Search.dart';
import 'package:flutter/material.dart';
import 'pages/tabs/Tabs.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Tabs(),
      routes: {
        '/form': (context,{arguments}) => FormPage(arguments: {'id': 'form title'}),
        '/search': (context) => SearchPage(),
      },
    );
  }
}


// Form.dart
import 'package:flutter/material.dart';

class FormPage extends StatefulWidget {
  final Map arguments;
  FormPage({Key key, this.arguments}) : super(key: key);

  @override
  _FormPageState createState() => _FormPageState();
}

class _FormPageState extends State<FormPage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      floatingActionButton: FloatingActionButton(
        child: Text('back'),
        onPressed: () {
          Navigator.of(context).pop();
        },
      ),
      appBar: AppBar(
        title: Text(widget.arguments['id']),
      ),
      body: Text('表单'),
    );
  }
}