Patterns

An accordion is a vertically stacked set of interactive headings that each contain a title, content snippet, or thumbnail representing a section of content.

An alert is an element that displays a brief, important message in a way that attracts the user's attention without interrupting the user's task.

An alert dialog is a modal dialog that interrupts the user's workflow to communicate an important message and acquire a response.

A breadcrumb trail consists of a list of links to the parent pages of the current page in hierarchical order.

A button is a widget that enables users to trigger an action or event, such as submitting a form, opening a dialog, canceling an action, or performing a delete operation.

A carousel presents a set of items, referred to as slides, by sequentially displaying a subset of one or more slides.

WAI-ARIA supports two types of checkbox widgets: dual-state checkboxes toggle between two choices -- checked and not checked -- and tri-state checkboxes, which allow an additional third state known as partially checked.

A combobox is an input widget that has an associated popup.

A dialog is a window overlaid on either the primary window or another dialog window.

A disclosure is a widget that enables content to be either collapsed (hidden) or expanded (visible).

A feed is a section of a page that automatically loads new sections of content as the user scrolls.

A grid widget is a container that enables users to navigate the information or interactive elements it contains using directional navigation keys, such as arrow keys, Home, and End.

Landmarks are a set of eight roles that identify the major sections of a page.

A link widget provides an interactive reference to a resource.

A listbox widget presents a list of options and allows a user to select one or more of them.

A menu is a widget that offers a list of choices to the user, such as a set of actions or functions.

A menu button is a button that opens a menu as described in the Menu and Menubar Pattern.

A meter is a graphical display of a numeric value that varies within a defined range.

A radio group is a set of checkable buttons, known as radio buttons, where no more than one of the buttons can be checked at a time.

A slider is an input where the user selects a value from within a given range.

A multi-thumb slider implements the Slider Pattern but includes two or more thumbs, often on a single rail.

A spinbutton is an input widget that restricts its value to a set or range of discrete values.

A switch is an input widget that allows users to choose one of two values: on or off.

Like an HTML table element, a WAI-ARIA table is a static tabular structure containing one or more rows that each contain one or more cells; it is not an interactive widget.

Tabs are a set of layered sections of content, known as tab panels, that display one panel of content at a time.

A toolbar is a container for grouping a set of controls, such as buttons, menubuttons, or checkboxes.

A tooltip is a popup that displays information related to an element when the element receives keyboard focus or the mouse hovers over it.

A tree view widget presents a hierarchical list.

A treegrid widget presents a hierarchical data grid consisting of tabular information that is editable or interactive.

A window splitter is a moveable separator between two sections, or panes, of a window that enables users to change the relative size of the panes.