What's New in ATL 2.1

This article provides a general list of features that have been added or changed since ATL 1.1:

• Compiler Optimization
  
  
• Objects and Controls
  
  
• New and Renamed Classes
  
  
• Connection Points
  
  
• Critical Sections
  
  
• CComBSTR Methods
  
  
• CComVariant Methods
  
  
• Registrar
  
  
• Obsolete Topics

For more information about ATL, see the articles ATL Article Overview and ATL Class Overview.