private async void LoadEp() { try { pr_Load.Visibility = Visibility.Visible; loading = true; if (pageN == 1) { list_E.Items.Clear(); } string uri = ""; uri = "https://picaapi.picacomic.com/comics/" + _id + "/eps?page=" + pageN; string results = await WebClientClass.GetResults(new Uri(uri)); EpsModel info = JsonConvert.DeserializeObject <EpsModel>(results); if (info.code == 200) { if (info.data.eps.docs.Count != 0) { info.data.eps.docs.ForEach(x => list_E.Items.Add(x)); pageN++; } else { messShow.Show("沒有更多了", 2000); btn_LoadMore.Visibility = Visibility.Collapsed; } } else { messShow.Show(info.message, 2000); } } catch (Exception ex) { if (ex.HResult == -2147012867) { messShow.Show("檢查你的網絡連接!", 3000); } else { messShow.Show("讀取信息失敗了,挂個VPN試試?", 3000); } } finally { loading = false; pr_Load.Visibility = Visibility.Collapsed; } }