VC++的窗口、对话框中挖洞或局部透明的实现，呵呵，说的有点拉杂，意思也就是，在窗口中挖一个洞，透过这个洞可看到其它的东西，比如下层窗口的内容，不要小看这个功能哦，实现起来还真有点麻烦，不过现在已经搞定了，源代码发上来让大家瞧瞧，高手勿笑！

-VC++ window, dialog box, burrow or partially transparent implementation, Oh, that' s a bit Laza, meaning that is, dig a hole in the window, through the hole may see other things, such as the contents of the lower window, Oh, do not underestimate this feature and realize it a bit tedious, but now get the source code is made up to let everyone see, experts do not laugh!