COM Layer

COM Layer

The function of the COM layer is to support the Core Layer when necessary. In general, you should never have to work with a class in this layer.

Many system facilities on Microsoft Windows use the COM methodology to expose its facilities. This layer provides the utilities to simplify working with COM or COM+ services that are necessary in the Core Layer.

Function

• Provide utilities to be used internally by the Core Layer

Design Principles

• Leverage ATL where possible. But extend it if necessary.

Modules

Module	Layer	Description
comutl	com	This library provides support utilities to simplify work using Microsoft COM. .