ATL Class Overview

Classes in the Active Template Library (ATL) can be categorized as follows:

Class Factories Object Safety
Class Information Persistence
COM Modules Properties and Property Pages
Composite Control Registry Support
Connection Points Running Objects
Controls: General Support Service Provider Support
Data Transfer Site Information
Data Types Tear-Off Interfaces
Dual Interfaces Thread Pooling
Error Information Threading Models and Critical Sections
Interface Pointers UI Support
IUnknown Implementation Windows Support
MMC Snap-In

See Also   ATL Article Overview, Porting from ATL 2.1