Patterns

Accordion (Sections With Show/Hide Functionality)

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

Alert

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.

Alert and Message Dialogs

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

Breadcrumb

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

Button

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.

Carousel (Slide Show or Image Rotator)

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.

Combobox

A combobox is an input widget with an associated popup that enables users to select a value for the combobox from a collection of possible values.

Dialog (Modal)

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

Disclosure (Show/Hide)

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

Feed

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

Grid (Interactive Tabular Data and Layout Containers)

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

Landmarks provide a powerful way to identify the organization and structure of a web page.

Link

A link widget provides an interactive reference to a resource.

Listbox

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

Menu and Menubar

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

Menu Button

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

Meter

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

Radio Group

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.

Slider

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

Slider (Multi-Thumb)

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

Spinbutton

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

Switch

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

Table

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

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

Toolbar

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

Tooltip

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

Tree View

A tree view widget presents a hierarchical list.

Treegrid

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

Window Splitter

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.