屏幕保护程序的编写由静态链接库 SCRNSAVE.LIB 支持，它包含了建立屏幕保护程序的主程序和缺省功能，如建立一个缺省的大小为全屏幕的窗口供用户使用，并提供缺省的消息处理程序-The preparation of the screen saver from the static link library SCRNSAVE.LIB support, which includes the establishment of the main program screen saver and the default functions, such as a default window size for full screen for users, and provide default message handler