实验十二
........\ChangeColor$AL.class
........\ChangeColor.class
........\ChangeColor.java
........\CopyText$AL.class
........\CopyText.class
........\CopyText.java
........\mouseTest.class
........\mouseTest.java
........\MyPanel.class
........\shiyan4.java
........\shiyan5.class
........\shiyan5.java
........\StringPanel.class
........\TextDemo$AL.class
........\TextDemo.class
........\TextDemo.java