Controls how this View is important for accessibility which is if it fires accessibility events and if it is reported to accessibility services that query the screen. Note: While not recommended, an accessibility service may decide to ignore this attribute and operate on all views in the view tree.

May be an integer value, such as "100".

This may also be a reference to a resource (in the form "@[package:]type:name") or theme attribute (in the form "?[package:][type:]name") containing a value of this type.

Constant	Value	Description
auto	0	The system determines whether the view is important for accessibility - default (recommended).
yes	1	The view is important for accessibility.
no	2	The view is not important for accessibility.

May be one of the following constant values.

[Android Documentation]