WAI-ARIA: aria-errormessage (Property)

WAI-ARIA: aria-errormessage (Property)

Description New in ARIA 1.1 Identifies the element that provides an error message for the object. See related aria-invalid and aria-describedby. The aria-errormessage attribute references another element that contains custom error message text. Authors MUST use aria-invalid in conjunction with aria-errormessage. Initially, the object is in a valid state and either has an aria-invalid set…

WAI-ARIA: aria-flowto (Property)

WAI-ARIA: aria-flowto (Property)

Description Identifies the next element (or elements) in an alternate reading order of content which, at the user’s discretion, allows assistive technology to override the general default of reading in document source order. When aria-flowto has a single IDREF, it allows assistive technologies to, at the user’s request, forego normal document reading order and go…

WAI-ARIA: aria-current (State)

WAI-ARIA: aria-current (State)

Description New in ARIA 1.1 Indicates the element that represents the current item within a container or set of related elements. The aria-current attribute is an enumerated type. Any value not included in the list of allowed values SHOULD be treated by assistive technologies as if the value true had been provided. If the attribute…

WAI-ARIA aria-activedescendant Property

Understand the WAI-ARIA aria-activedescendant Property

Description Identifies the currently active element when DOM focus is on a composite widget, textbox, group, or application. The aria-activedescendant property provides an alternative method of managing focus for interactive elements that may contain multiple focusable descendants, such as menus, grids, and toolbars. Instead of moving DOM focus among descendant elements, authors MAY set DOM…

WAI-ARIA: aria-atomic (Property)

WAI-ARIA: aria-atomic (Property)

Description Indicates whether assistive technologies will present all, or only parts of, the changed region based on the change notifications defined by the aria-relevant attribute. Both accessibility APIs and the Document Object Model [dom] provide events to allow the assistive technologies to determine changed areas of the document. When the content of a live region…

WAI-ARIA: aria-autocomplete (Property)

WAI-ARIA: aria-autocomplete (Property)

Description Indicates whether inputting text could trigger display of one or more predictions of the user’s intended value for an input and specifies how predictions would be presented if they are made. The aria-autocomplete property describes the type of interaction model a textbox, searchbox, or combobox employs when dynamically helping users complete text input. It…