本文摘自《零基础学C++》一书，介绍了windowsAPI函数，窗口句柄，事件，消息等基本概念。详细介绍了窗口设计，注册，显示更新等步骤。-The article is taken from the " zero-based learning C++" book introduces the basic concepts of the function of windowsAPI window handle, events, news, and so on. Window de