private void Bai_01_Click(object sender, RoutedEventArgs e) { LessonPageDetail lessonPageDetail = new LessonPageDetail(); lessonPageDetail.Show(); this.Close(); }
private void Bai_01_Click(object sender, RoutedEventArgs e) { LessonPageDetail lessonPageDetail = new LessonPageDetail(); lessonPageDetail.Show(); this.Close(); }