在这个Connectivity Plugin的帮助下,我能够使用以下代码获得连接状态,即移动网络,wifi或无:
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:connectivity/connectivity.dart';
void main() {
runApp(new MyApp());
}
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return new MaterialApp(
title: 'Flutter Demo',
theme: new ThemeData(
primarySwatch: Colors.blue,
),
home: new MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key key, this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => new _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
String _connectionStatus = 'Unknown';
final Connectivity _connectivity = new Connectivity();
StreamSubscription<ConnectivityResult> _connectivitySubscription;
@override
void initState() {
super.initState();
initConnectivity();
_connectivitySubscription =
_connectivity.onConnectivityChanged.listen((ConnectivityResult result) {
setState(() => _connectionStatus = result.toString());
});
}
@override
void dispose() {
_connectivitySubscription.cancel();
super.dispose();
}
Future<Null> initConnectivity() async {
String connectionStatus;
try {
connectionStatus = (await _connectivity.checkConnectivity()).toString();
} on PlatformException catch (e) {
print(e.toString());
connectionStatus = 'Failed to get connectivity.';
}
if (!mounted) {
return;
}
setState(() {
_connectionStatus = connectionStatus;
});
}
@override
Widget build(BuildContext context) {
return new Scaffold(
appBar: new AppBar(
title: const Text('Plugin example app'),
),
body: new Center(
child: new Text('Connection Status: $_connectionStatus\n')),
);
}
}
现在我想要的是在手机连接到wifi时获取Wifi的名称 . 详细说明:假设用户已经将他/她的手机连接到一个名为“家庭Wifi”的wifi,从我已经知道的代码我只能在手机连接到wifi时才能获得,我也想得到这个名字如果手机连接到wifi,即“家庭Wifi”的无线网络 .
1 回答
它只是在调用getWifiName() . 它可以在connectivity plugin版本connectivity plugin上找到 .
EDIT: 版本0.3.2已发布 .
问题是,尽管代码已经合并,但它们还没有发布新版本的插件 . 现在,您可以执行以下操作:将flutter / plugins存储库克隆到您的计算机,并使用路径引用引用连接包 . 例如,您的项目位于/ users / projects / myProject . 然后将flutter / plugins克隆到/ users / projects / plugins . git clone git@github.com:flutter/plugins.git plugins然后,在pubspec.yaml中,将连接插件更改为:#connectivity:^ 0.3.1
连接:
路径:../plugins /packages/firebase_messaging
它将在本地运行 . 您可以打开一个请求他们发布它的问题,当他们这样做时,您将能够使用版本0.3.2 .