Using MFC for ActiveX Controls For most folks, we recommend using MFC because MFC controls are easy to write. You focus on your control's behavior, not the intricacies of OLE interfaces. And, with the new features of MFC 4.2, you can write controls that perform better and implement the cool new OCX 96 features

This topic describes how to register a Microsoft ActiveX object as the viewer or player for a particular media type (Multipurpose Internet Mail Extensions (MIME)). This registration is essential for Microsoft Internet Explorer to launch the correct player when interpreting the standard HTML A HREF tag or the Netscape-introduced EMBED tag

Palette Management for Active Document Objects The following sections describe issues related to palette management by OLE document objects. In general, the palette management scheme for document objects is the same as the scheme used for controls, except that document objects do not receive ambient properties from their container.