private void MarkAllReadButton_Click(object sender, RoutedEventArgs e)
{
if (QuestionsView.Items.Count == 0)
{
// There are no question, there is nothing to do.
return;
}
// Clear questions in the frontend and in the backend.
QuestionsView.ItemsSource = null;
QuestionsManager.RemoveQuestionsAndSave(null, null);
FeedManager.ClearTileAndBadge();
RefreshButton_Click(null, null);
}
