打地鼠是一个以前非常流行的游戏，这个游戏的版本也是层出不穷。虽然游戏界面一直在变换，但是它的核心代码却变化不大。由于程序的完整代码较长，这里分两个实例来说明这个游戏：界面实现部分和主体部分。前者主要讲解游戏的界面是如何实现的，后者则阐述游戏的主要设计思想和具体的实现代码。-Play hamster is a very popular before the game, this version of the game is endless. Although the game interface has been change, but its core code has changed little. As the program' s complete code longer, here two examples to illustrate this game: the interface part and the main part of the implementation. The former is to explain how the game interface is implemented, the latter described the game' s main design ideas and detailed codes.