WAI-ARIA: Role=Structure

A row of cells in a tabular container. Description A row of cells in a tabular container. Rows contain cell or gridcell elements, and thus serve to organize the table or grid. In a treegrid, authors MAY mark rows as expandable, using the aria-expanded attribute to indicate the present status. This is not the case…

A type of widget that offers a list of choices to the user.  Description A type of widget that offers a list of choices to the user.A menu is often a list of common actions or functions that the user can invoke. The menu role is appropriate when a list of menu items is presented in a…

A heading for a section of the page. Description A heading for a section of the page. Often, heading elements will be referenced with the aria-labelledby attribute of the section for which they serve as a heading. If headings are organized into a logical outline, the aria-level attribute is used to indicate the nesting level….

A type of live region where non-essential information changes frequently. Description A type of live region where non-essential information changes frequently. See related log. Common usages of marquee include stock tickers and ad banners. The primary difference between a marquee and a log is that logs usually have a meaningful order or sequence of important…

Description A contextual popup that displays a description for an element. The tooltip typically becomes visible in response to a mouse hover, or after the owning element receives keyboard focus. In each of these cases, authors SHOULD display the tooltip after a short delay. The use of a WAI-ARIA tooltip is a supplement to the…

A composite widget containing a collection of one or more rows with one or more cells where some or all cells in the grid are focusable by using methods of two-dimensional navigation, such as directional arrow keys. Description A composite widget containing a collection of one or more rows with one or more cells where…