private void Button_Click_6(object sender, RoutedEventArgs e) {
backstage.IsOpen = true;
autoUpdater.Visibility = WIN.Visibility.Visible;
autoUpdater.UpdateLayout();
switch (autoUpdater.UpdateStepOn) {
case UpdateStepOn.Checking:
case UpdateStepOn.DownloadingUpdate:
case UpdateStepOn.ExtractingUpdate:
autoUpdater.Cancel();
break;
case UpdateStepOn.UpdateReadyToInstall:
case UpdateStepOn.UpdateAvailable:
break;
case UpdateStepOn.UpdateDownloaded:
autoUpdater.InstallNow();
break;
default:
autoUpdater.ForceCheckForUpdate(true);
break;
}
}