protected override void HandleOnNavigatingFrom(NavigatingCancelEventArgs e) { base.HandleOnNavigatingFrom(e); AddEditAudioViewModel dataContext = (AddEditAudioViewModel)base.DataContext; if (dataContext == null || ((string)e.Uri.OriginalString).Contains("app://external")) { return; } dataContext.CancelUploading(); }
protected override void HandleOnNavigatedTo(NavigationEventArgs e) { base.HandleOnNavigatedTo(e); if (this._isInitialized) { return; } this._isInitialized = true; AddEditAudioViewModel viewModel = new AddEditAudioViewModel((StorageFile)ParametersRepository.GetParameterForIdAndReset("AudioForUpload"), (AudioObj)ParametersRepository.GetParameterForIdAndReset("AudioForEdit")); base.DataContext = viewModel; ApplicationBarIconButton applicationBarIconButton1 = new ApplicationBarIconButton(); Uri uri1 = new Uri("/Resources/check.png", UriKind.Relative); applicationBarIconButton1.IconUri = uri1; string appBarMenuSave = CommonResources.AppBarMenu_Save; applicationBarIconButton1.Text = appBarMenuSave; int num = !viewModel.IsFormCompleted ? 0 : (viewModel.IsFormEnabled ? 1 : 0); applicationBarIconButton1.IsEnabled = (num != 0); ApplicationBarIconButton appBarButtonSave = applicationBarIconButton1; ApplicationBarIconButton applicationBarIconButton2 = new ApplicationBarIconButton(); Uri uri2 = new Uri("/Resources/appbar.cancel.rest.png", UriKind.Relative); applicationBarIconButton2.IconUri = uri2; string appBarCancel = CommonResources.AppBar_Cancel; applicationBarIconButton2.Text = appBarCancel; ApplicationBarIconButton applicationBarIconButton3 = applicationBarIconButton2; appBarButtonSave.Click += ((EventHandler)((p, f) => { ((Control)this).Focus(); viewModel.SaveChanges(); })); applicationBarIconButton3.Click += ((EventHandler)((p, f) => Navigator.Current.GoBack())); this.ApplicationBar = ((IApplicationBar)ApplicationBarBuilder.Build(new Color?(), new Color?(), 0.9)); viewModel.PropertyChanged += (PropertyChangedEventHandler)((p, f) => appBarButtonSave.IsEnabled = (viewModel.IsFormCompleted && viewModel.IsFormEnabled)); this.ApplicationBar.Buttons.Add(appBarButtonSave); this.ApplicationBar.Buttons.Add(applicationBarIconButton3); }