示例#1
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 public ModelDuck()
 {
     _flybehaviour   = new FlyNoWay();
     _quackbehaviour = new Quacker();
 }
示例#2
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 public ModelDuck()
 {
     _flybehaviour = new FlyNoWay();
     _quackbehaviour = new Quacker();
 }
示例#3
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 public MallardDuck()
 {
     _flybehaviour   = new FlyWithWings();
     _quackbehaviour = new Quacker();
 }
示例#4
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 public MallardDuck()
 {
     _flybehaviour = new FlyWithWings();
     _quackbehaviour = new Quacker();
 }