Win32 API是从事Windows应用程序开发所必备的。本书首先对Win32 API函数做完整的概述；然后收录五大类函数：窗口管理、图形设备接口、系统服务、国际特性以及网络服务；在附录部分，讲解如何在Visual Basic和Delphi中对其调用。-In the Windows Win32 API is necessary for application development. Book on the Win32 API function to do the first complete overview　and functions included in five categories: window management, graphics device interface, system services, international properties and network services　in the appendix to explain how Visual Basic and Delphi, its call.