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| Future<Article3> futureArticle3;
@override
void initState() {
super.initState();
futureArticle3=_httpGet2();
}
//显示
FutureBuilder<Article3>(
future: futureArticle3,
builder: (context, snapshot) {
if (snapshot.hasData) {
return ListView.separated(
itemCount: snapshot.data.data.datas.length,
separatorBuilder: (context, index) {return Divider(height: 10, color: Colors.grey,);},
itemBuilder: (BuildContext context, int index) {
return Column(
children: [
Text("${snapshot.data.data.datas[index].author}"),
Text("${snapshot.data.data.datas[index].title}"),
Text("${snapshot.data.data.datas[index].niceShareDate}")
],
);
},
);
} else if (snapshot.hasError) {
return Text("${snapshot.error}");
}
return CircularProgressIndicator();
},
)
//网络请求
Future<Article3> _httpGet2() async {
var httpClient = new HttpClient();
var uri = Uri(
scheme: 'https',
host: 'www.wanandroid.com',
path: 'article/list/0/json',
);
HttpClientRequest request = await httpClient.getUrl(uri);
HttpClientResponse response = await request.close();
String responseBody = await response.transform(utf8.decoder).join();
var jsonDecode = json.decode(responseBody);
var article3=Article3.fromJson(jsonDecode);
print(article3);
return article3;
}
|
