AXError.h

Overview

These error codes can be returned from the accessibility functions defined in AXUIElement.h.

Enumerations

enum { 
    kAXErrorSuccess = 0, 
    kAXErrorFailure = -25200, 
    kAXErrorIllegalArgument = -25201, 
    kAXErrorInvalidUIElement = -25202, 
    kAXErrorInvalidUIElementObserver = -25203, 
    kAXErrorCannotComplete = -25204, 
    kAXErrorAttributeUnsupported = -25205, 
    kAXErrorActionUnsupported = -25206, 
    kAXErrorNotificationUnsupported = -25207, 
    kAXErrorNotImplemented = -25208, 
    kAXErrorNotificationAlreadyRegistered = -25209, 
    kAXErrorNotificationNotRegistered = -25210, 
    kAXErrorAPIDisabled = -25211, 
    kAXErrorNoValue = -25212, 
    kAXErrorParameterizedAttributeUnsupported = -25213, 
    kAXErrorNotEnoughPrecision = -25214 
};  

Constants

kAXErrorSuccess

No error occurred.

kAXErrorFailure

A system error occurred, such as the failure to allocate an object.

kAXErrorIllegalArgument

An illegal argument was passed to the function.

kAXErrorInvalidUIElement

The AXUIElementRef passed to the function is invalid.

kAXErrorInvalidUIElementObserver

The AXObserverRef passed to the function is not a valid observer.

kAXErrorCannotComplete

The function cannot complete because messaging failed in some way or because the application with which the function is communicating is busy or unresponsive.

kAXErrorAttributeUnsupported

The attribute is not supported by the AXUIElementRef.

kAXErrorActionUnsupported

The action is not supported by the AXUIElementRef.

kAXErrorNotificationUnsupported

The notification is not supported by the AXUIElementRef.

kAXErrorNotImplemented

Indicates that the function or method is not implemented (this can be returned if a process does not support the accessibility API).

kAXErrorNotificationAlreadyRegistered

This notification has already been registered for.

kAXErrorNotificationNotRegistered

Indicates that a notification is not registered yet.

kAXErrorAPIDisabled

The accessibility API is disabled (as when, for example, the user deselects "Enable access for assistive devices" in Universal Access Preferences).

kAXErrorNoValue

The requested value or AXUIElementRef does not exist.

kAXErrorParameterizedAttributeUnsupported

The parameterized attribute is not supported by the AXUIElementRef.

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