Examples of using Accessibility tree in English and their translations into Spanish
{-}
-
Colloquial
-
Official
The accessibility tree is what most assistive technologies interact with.
ARIA works by changing and augmenting the standard DOM accessibility tree.
phantom elements may appear in the accessibility tree.
not all web elements will appear in the accessibility tree.
To force an element to appear in the accessibility tree, give it a title attribute.
A browser can transform the DOM tree into an accessibility tree because much of the DOM has implicit semantic meaning.
The list item will now be added to the accessibility tree and a screen reader will correctly report it as a checkbox.
Although ARIA allows us to subtly(or even radically) modify the accessibility tree for any element on the page,
However, since ARIA only affects the accessibility tree, aria-labelledby does not give you the familiar label-clicking behavior you get from using a label element.
These phantom elements are a part of Mozilla's implementation of the accessibility tree.
how assistive technologies use the accessibility tree to create an alternative user experience for their users.
It works by allowing you to specify attributes that modify the way an element is translated into the accessibility tree.
You can use aria-labelledby to refer to elements that are hidden and would otherwise not be in the accessibility tree.
First, anything that is explicitly hidden from the DOM will also not be included in the accessibility tree.
not explicitly hidden is still included in the accessibility tree.
Applying this attribute to an element effectively removes it and all of its descendants from the accessibility tree.
much like an accessibility tree interface.
You might visualize the accessibility tree as looking a bit like an old web page from the'90s:
Because screen readers interact with the accessibility tree, and the accessibility tree is based on the DOM tree,
The accessibility inspector provides a means to access important information exposed to assistive technologies on the current page via the accessibility tree, allowing you to check what's missing