MFC消息映射机制的剖析，讲述如何运用ClassWizard，，理解发送给窗口的消息是如何被MFC框架通过窗口句柄映射表和消息映射表来用窗口类的函数进行响应的。掌握设备描述表及其封装类CDC的使用，CDC是如何与具体的设备发生关联的，融合具体的画图程序进行分析。如何设置封闭图形的填充刷子（位图画刷与透明画刷的使用）。-MFC Message Mapping Analysis of the mechanism on how to use ClassWizard, understanding sent to the window how the news is being MFC fr a mework through window handles mapping and information mapping table to table with the function of the window class for responses. Descr iption Table of equipment and Packaging category of the use of the CDC, the CDC is how specific and relate to the equipment, integration of specific drawing program for analysis. How to set up the closed graphics filled brush (picture-brush brush painting and transparent use).