public static void Counting(Object sender, ScoreEventArgs e)
{
BasketBallPlayer player = (BasketBallPlayer)sender;
//访问 sender 中的公共字段
Console.WriteLine(player.Score + "分进账!");
Console.WriteLine("又涨分了\n");
Console.WriteLine();
}
public static void Cheer(Object sender, ScoreEventArgs e)
{
BasketBallPlayer player = (BasketBallPlayer)sender;
//访问 sender 中的公共字段
Console.WriteLine(player.Score + "分进账!");
Console.WriteLine("观众欢呼MVP.\n");
Console.WriteLine();
}
private IAthlete GetAthlete(SportType sportType)
{
//Interfaces define contracts that a subscribing class must implement
//However, the fact that you can store a classes object in an interface
//references adds tremendous flexibility to your code
switch (sportType)
{
case SportType.Football:
IAthlete footballPlayer = new FootballPlayer();
return(footballPlayer);
case SportType.Basketball:
IAthlete basketBallPlayer = new BasketBallPlayer();
return(basketBallPlayer);
default:
IAthlete baseballPlayer = new BaseballPlayer();
return(baseballPlayer);
}
}
private void button3_Click(object sender, EventArgs e)
{
//this shows how to combine interfaces and generics
//to create a flexible class
GetName getName = new GetName();
FootballPlayer footballPlayer = new FootballPlayer();
footballPlayer.FirstName = "Tom";
footballPlayer.LastName = "Brady";
BasketBallPlayer basketBallPlayer = new BasketBallPlayer();
basketBallPlayer.FirstName = "Lebron";
basketBallPlayer.LastName = "James";
string footballName = getName.GetValue <FootballPlayer>(footballPlayer);
string basketBallName = getName.GetValue <BasketBallPlayer>(basketBallPlayer);
}
