Upgrading from MFC Version 2.0
If you’re upgrading from version 2.0, you get the following support in addition to the features listed under Upgrading from MFC Version 2.5:
Support for ActiveX Controls (formerly OLE).
New MFC classes make it easier to write visual editing servers and containers and to implement Automation (formerly OLE Automation) in your applications. See OLE Topics.
Support for data access with Open Database Connectivity (ODBC).
MFC database classes help you manipulate data in databases for which you have the appropriate 32-bit ODBC driver. See Database Topics (ODBC).
See Also DLL Topics, Toolbars: Docking and Floating, Toolbars: Tool Tips, Strings: Unicode and Multibyte Character Set (MBCS) Support, Property Sheets, Collections Topics, Exception Handling Topics (MFC), International Programming Topics