public Page1()
{
this.InitializeComponent();
hotpost_list.ItemsSource = PostTitle;
httpClient = new HttpClient();
cts = new CancellationTokenSource();
HttpRequestAsync(async () =>
{
string resourceAddress = server;
string responseBody;
HttpResponseMessage response = await httpClient.GetAsync(new Uri(resourceAddress)).AsTask(cts.Token);
responseBody = await response.Content.ReadAsStringAsync().AsTask(cts.Token);
var serializer = new DataContractJsonSerializer(typeof(PostInfo)); //将json字符串解析成class
var mStream = new MemoryStream(Encoding.Unicode.GetBytes(responseBody));
hotpost = (PostInfo)serializer.ReadObject(mStream);
init_list(hotpost);
return responseBody;
});
}
public void init_list(PostInfo posts) {
int i;
for(i=0;i<hotpost.hotSum;i++)
PostTitle.Add(new Posts { title=hotpost.posts[i].title});
}