private void lvAnimals_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
foreach (object selectedItem in lvAnimals.SelectedItems)
{
Animal selectedAnimal = lvAnimals.SelectedItem as Animal;
if (selectedAnimal != null)
{
Dog dog = selectedAnimal as Dog;
if (dog != null)
{
dog.Bark();
}
selectedAnimal.Speak();
}
}
}
private void Bark_Button_Click(object sender, RoutedEventArgs e)
{
Dog dog = new Dog();
dog.Bark();
}