//public void Play<T>(T t) where T:
//{
// Console.WriteLine("This is {0} play {1}", this.Name, lumia.GetType());
// t.Brand();
// t.Call();
// t.Photo();
//}
public void PlayPhone(BasePhone phone)
{
Console.WriteLine("This is {0} play {1}", this.Name, phone.GetType());
phone.Brand();
phone.Call();
phone.Photo();
}
/// <summary>
/// 面向抽象：只能用抽象里面的东西，只能如此
/// 如果有个性化操作，那就别用抽象了，因为没有意义
/// </summary>
/// <param name="phone"></param>
public void User(BasePhone phone)
{
Console.WriteLine("******************");
phone.Call();
phone.Text();
//phone.Video();
//Game game = new Game();
//phone.Game(game);//苹果手机专有的
}