JavaScript/jQuery RadioGroup API

The RadioGroup is a UI component that contains a set of radio buttons and allows an end user to make a single selection from the set.

import RadioGroup from "devextreme/ui/radio_group"

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Configuration

An object defining configuration properties for the RadioGroup UI component.

Name Description
accessKey

Specifies the shortcut key that sets focus on the UI component.
activeStateEnabled

Specifies whether the UI component changes its state as a result of user interaction.
dataSource

Binds the UI component to data.
disabled

Specifies whether the UI component responds to user interaction.
displayExpr

Specifies the data field whose values should be displayed.
elementAttr

Specifies the global attributes to be attached to the UI component's container element.
focusStateEnabled

Specifies whether the UI component can be focused using keyboard navigation.
height

Specifies the UI component's height.
hint

Specifies text for a hint that appears when a user pauses on the UI component.
hoverStateEnabled

Specifies whether the UI component changes its state when a user pauses on it.
isValid

Specifies or indicates whether the editor's value is valid.
itemComponent

An alias for the itemTemplate property specified in React. Accepts a custom component. Refer to Using a Custom Component for more information.
itemRender

An alias for the itemTemplate property specified in React. Accepts a rendering function. Refer to Using a Rendering Function for more information.
items

An array of items displayed by the UI component.
itemTemplate

Specifies a custom template for items.
layout

Specifies the radio group layout.
name

The value to be assigned to the name attribute of the underlying HTML element.
onContentReady

A function that is executed when the UI component's content is ready and each time the content is changed.
onDisposing

A function that is executed before the UI component is disposed of.
onInitialized

A function used in JavaScript frameworks to save the UI component instance.
onOptionChanged

A function that is executed after a UI component property is changed.
onValueChanged

A function that is executed after the UI component's value is changed.
readOnly

Specifies whether the editor is read-only.
rtlEnabled

Switches the UI component to a right-to-left representation.
tabIndex

Specifies the number of the element when the Tab key is used for navigating.
validationError

Information on the broken validation rule. Contains the first item from the validationErrors array.
validationErrors

An array of the validation rules that failed.
validationMessageMode

Specifies how the message about the validation rules that are not satisfied by this editor's value is displayed.
validationStatus

Indicates or specifies the current validation status.
value

Specifies the UI component's value.
valueExpr

Specifies which data field provides unique values to the UI component's value.
visible

Specifies whether the UI component is visible.
width

Specifies the UI component's width.

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Methods

This section describes the members used to manipulate the UI component.

Name Description
beginUpdate()

Prevents the UI component from refreshing until the endUpdate() method is called.
defaultOptions(rule)

Specifies the device-dependent default configuration properties for this component.
dispose()

Disposes of all the resources allocated to the RadioGroup instance.
element()

Gets the root UI component element.
endUpdate()

Refreshes the UI component after a call of the beginUpdate() method.
focus()

Sets focus on the UI component.
getDataSource()

Gets the DataSource instance.
getInstance(element)

Gets the instance of a UI component found using its DOM node.
instance()

Gets the UI component's instance. Use it to access other methods of the UI component.
off(eventName)

Detaches all event handlers from a single event.
off(eventName, eventHandler)

Detaches a particular event handler from a single event.
on(eventName, eventHandler)

Subscribes to an event.
on(events)

Subscribes to events.
option()

Gets all UI component properties.
option(optionName)

Gets the value of a single property.
option(optionName, optionValue)

Updates the value of a single property.
option(options)

Updates the values of several properties.
registerKeyHandler(key, handler)

Registers a handler to be executed when a user presses a specific key.
repaint()

Repaints the UI component without reloading data. Call it to update the UI component's markup.
reset()

Resets the value property to the default value.
resetOption(optionName)

Resets a property to its default value.

Events

This section describes events fired by this UI component.

Name Description
contentReady

Raised when the UI component's content is ready.
disposing

Raised before the UI component is disposed of.
initialized

Raised only once, after the UI component is initialized.
optionChanged

Raised after a UI component property is changed.
valueChanged

Raised after the UI component's value is changed.

See Also