private void bookSelector2_SelectionChanged(object sender, SelectionChangedEventArgs e) { SelectionHelper sh = new SelectionHelper(dh.GetConnection()); List <int> chapters = sh.GetChapterList(bookSelector2.SelectedIndex + 1); chapterSelector2.Items.Clear(); foreach (int chapter in chapters) { chapterSelector2.Items.Insert(chapter - 1, chapter); } chapterSelector2.Text = "Chapter"; chapterSelector2.IsEnabled = true; verseSelector2.Text = "Verse"; verseSelector2.IsEnabled = false; }