把那个放大镜拖到mfc写的程序的窗口上，如securecrt,vc6等，松开鼠标就能看到一些内部函数地址了。如oninitdialog,onok什么的一目了然。拖到子窗口如铵钮上时，可以看出其id,当然，这个工作也可以由spy++完成。结合其父窗口message map的输出，还可以知道当点击这个按钮时，会跳到哪段程序上执行

-Mfc drag the magnifying glass to write a window procedure, for example, securecrt, vc6, etc. Release the mouse will be able to see some internal function address. If oninitdialog, onok what at a glance. Drag the child window, such as when ammonium button, one can see their id, of course, this work can also be spy++ Completed. Combination of his father, a window message map output, but also know that when clicking on this button will jump to the implementation of procedures which paragraph