示例#1
0
 public MallardDuck()
 {
     QuackBehavior = new LoudQuack();
     FlyBehavior   = new FlyWithWings();
 }
示例#2
0
 public MallardDuck()
 {
     QuackBehavior = new LoudQuack();
     FlyBehavior = new FlyWithWings();
 }