一个GROUPBOX类，可以做出XP风格的GROUPBOX，比MFC自带好看多了，很完备的一个类，稍加修改即可放在自己的代码中使用，这个是一个DEMO。-GROUPBOX a category, you can make XP style GROUPBOX, than MFC comes with many good-looking, and a complete set of a class, a little modification of the code can be placed on