Returns a Boolean value that indicates whether the value for the specified attribute in the receiver can be set.
Original signature is '- (BOOL)accessibilityIsAttributeSettable:(NSString *)attribute'
Available in Mac OS X v10.2 and later.


- attribute (NSString)
- The name of the attribute. See “Constants” for lists of attribute names.

YES if the specified attribute can be set; otherwise, NO.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)