Constants (Active Accessibility User Interface Services)

This section contains information about the constants used with Microsoft Active Accessibility.

In this section

Topic	Description
Event Constants	This topic describes the events that are generated by the operating system and by server applications.
Navigation Constants	This topic describes the constant values, defined in oleacc.h, that indicate the spatial (up, down, left, and right) or logical (first child, last, next, and previous) direction observed when clients use IAccessible::accNavigate to navigate from one user interface element to another within the same container.
Object Identifiers	This topic describes the Microsoft Active Accessibility object identifiers, 32-bit values that identify categories of accessible objects within a window.
Object Roles	This topic describes the constant values used to describe the roles of various UI objects in an application.
Object State Constants	This topic describes the constant values used to describe the state of objects in an application UI.
SELFLAG Constants	This topic describes the constant values used to specify how an accessible object becomes selected or takes the focus.