Identifies the currently active element when DOM focus is on a composite widget, textbox, group, or application.
Optionalaria-atomic
"aria-atomic"?:Booleanish
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.
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.
Optionalaria-braillelabel
"aria-braillelabel"?:string
Defines a string value that labels the current element, which is intended to be converted into Braille.
See
aria-label.
Optionalaria-brailleroledescription
"aria-brailleroledescription"?:string
Defines a human-readable, author-localized abbreviated description for the role of an element, which is intended to be converted into Braille.
See
aria-roledescription.
Optionalaria-busy
"aria-busy"?:Booleanish
Optionalaria-checked
"aria-checked"?:boolean|"true"|"false"|"mixed"
Indicates the current "checked" state of checkboxes, radio buttons, and other widgets.
See
aria-pressed
aria-selected.
Optionalaria-colcount
"aria-colcount"?:number
Defines the total number of columns in a table, grid, or treegrid.
See
aria-colindex.
Optionalaria-colindex
"aria-colindex"?:number
Defines an element's column index or position with respect to the total number of columns within a table, grid, or treegrid.
See
aria-colcount
aria-colspan.
Optionalaria-colindextext
"aria-colindextext"?:string
Defines a human readable text alternative of aria-colindex.
See
aria-rowindextext.
Optionalaria-colspan
"aria-colspan"?:number
Defines the number of columns spanned by a cell or gridcell within a table, grid, or treegrid.
See
aria-colindex
aria-rowspan.
Optionalaria-controls
"aria-controls"?:string
Identifies the element (or elements) whose contents or presence are controlled by the current element.
Indicates what functions can be performed when a dragged object is released on the drop target.
Deprecated
in ARIA 1.1
Optionalaria-errormessage
"aria-errormessage"?:string
Identifies the element that provides an error message for the object.
See
aria-invalid
aria-describedby.
Optionalaria-expanded
"aria-expanded"?:Booleanish
Indicates whether the element, or another grouping element it controls, is currently expanded or collapsed.
Optionalaria-flowto
"aria-flowto"?:string
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.
Optionalaria-grabbed
"aria-grabbed"?:Booleanish
Indicates an element's "grabbed" state in a drag-and-drop operation.
Indicates the entered value does not conform to the format expected by the application.
See
aria-errormessage.
Optionalaria-keyshortcuts
"aria-keyshortcuts"?:string
Indicates keyboard shortcuts that an author has implemented to activate or give focus to an element.
Optionalaria-label
"aria-label"?:string
Defines a string value that labels the current element.
See
aria-labelledby.
Optionalaria-labelledby
"aria-labelledby"?:string
Identifies the element (or elements) that labels the current element.
See
aria-describedby.
Optionalaria-level
"aria-level"?:number
Defines the hierarchical level of an element within a structure.
Optionalaria-live
"aria-live"?:"off"|"assertive"|"polite"
Indicates that an element will be updated, and describes the types of updates the user agents, assistive technologies, and user can expect from the live region.
Optionalaria-modal
"aria-modal"?:Booleanish
Indicates whether an element is modal when displayed.
Optionalaria-multiline
"aria-multiline"?:Booleanish
Indicates whether a text box accepts multiple lines of input or only a single line.
Optionalaria-multiselectable
"aria-multiselectable"?:Booleanish
Indicates that the user may select more than one item from the current selectable descendants.
Optionalaria-orientation
"aria-orientation"?:"horizontal"|"vertical"
Indicates whether the element's orientation is horizontal, vertical, or unknown/ambiguous.
Optionalaria-owns
"aria-owns"?:string
Identifies an element (or elements) in order to define a visual, functional, or contextual parent/child relationship
between DOM elements where the DOM hierarchy cannot be used to represent the relationship.
See
aria-controls.
Optionalaria-placeholder
"aria-placeholder"?:string
Defines a short hint (a word or short phrase) intended to aid the user with data entry when the control has no value.
A hint could be a sample value or a brief description of the expected format.
Optionalaria-posinset
"aria-posinset"?:number
Defines an element's number or position in the current set of listitems or treeitems. Not required if all elements in the set are present in the DOM.
See
aria-setsize.
Optionalaria-pressed
"aria-pressed"?:boolean|"true"|"false"|"mixed"
Indicates the current "pressed" state of toggle buttons.
See
aria-checked
aria-selected.
Optionalaria-readonly
"aria-readonly"?:Booleanish
Indicates that the element is not editable, but is otherwise operable.
The initialization step, which is executed once when the animation starts. It should return a function representing the render step, which is executed once for every frame in the animation.
The props that can be applied to a
ReactCanvas
.