This book is definitely not a rehash of existing documents. It is not a how-to book--it is a how does it work book. --Dean McCrory, MFC Development Lead Finally, a book on MFC that fills the gap between Using the Wizards Visual C++ books, product documentation and MFC source code. MFC Internals is a guide to what goes on inside the Microsoft Foundation Classes, giving you unique and in-depth information on undocumented MFC classes, utility functions and data members, useful coding techniques, and critical analysis of the way various MFC classes work and how they all fit together. The first half of the book covers core Windows graphical user interface classses and their supporting classes; the second half covers subjects like OLE that are extensions to the basic Windows support. Youll become an expert at understanding MFC implementation details by: exploring under the hood of MFCs document/view architecture to learn about view synchronization, printing and even print preview diving deep into undocumented aspects of MFC serialization and undocumented classes like CPreview, CPreviewDC, CMirrorFile, CDockBar, etc. finally learning how MFC and OLE work together under the hood, and h