截获鼠标键盘消息。加入枚举窗口的函数。如下：（注意，因为前面的函数据要用到此函数，所以要么在前面声明，要么放在上面函数之前定义。 -Keyboard mouse intercepted message. Enumeration by adding a function of the window. As follows: (Note, because in front of a function, according to use this function, so either in fr