public ClipBoard() { this.InitializeComponent(); ApplicationView.GetForCurrentView().Title = "粘贴图片文件识别吧!"; initalizeProgressringAndImage(); tencentServer = new MathJaxServerForTencent(); tencentServer.init(); MainPage.Current.showBackButton(); this.WebDemo.NavigateToString(tencentServer.hint()); if (App.currentApplicationSettings != null) { if (App.currentApplicationSettings.isDefaultWords) { this.recognizeWordsCheck.IsChecked = true; } } }