先看看这篇关于Windows编码的文章:http://blog.csdn.net/shyboy_nwpu/article/details/4431668 再看看这篇关于两个函数参数和用法的说明:http://www.cnblogs.com/wind-net/archive/2012/10/10/27 Read More
The Z order of a window indicates the window's position in a stack of overlapping windows. This window stack is oriented along an imaginary axis, the Read More