Active Accessibility Client Tutorial

[This is preliminary documentation and subject to change.]

The Active Accessibility SDK includes a simple client application, called Babble. In addition to Babble's executable file, the SDK includes the sample's source code, header files, and Microsoft® Visual C++® project workspace files. This tutorial sequentially discusses the tasks that Babble performs and, in doing so, presents the basic information you need to develop your own Active Accessibility client application.

The tutorial contains the following steps.

• About the Babble Sample Application
• Step 1: Initialize the COM Library
• Step 2: Set a WinEvent Hook
• Step 3: Respond to Event Notifications
• Step 4: Close the COM Library

Additionally, the following topic contains background information.

• Converting Unicode and ANSI Strings