Angular ButtonGroup Properties

Default Value: null

The value of this option will be passed to the accesskey attribute of the HTML element that underlies the widget.

activeStateEnabled

Specifies whether or not the widget changes its state when interacting with a user.

Type:

Default Value: false

This option is used when the widget is displayed on a platform whose guidelines include the active state change for widgets.

disabled

Specifies whether the widget responds to user interaction.

Type:

Default Value: false

elementAttr

Specifies the attributes to be attached to the widget's root element.

Type:

Default Value: {}

jQuery

$(function(){
    $("#buttonGroupContainer").dxButtonGroup({
        // ...
        elementAttr: {
            id: "elementId",
            class: "class-name"
        }
    });
});

Angular

HTML

TypeScript

<dx-button-group ...
    [elementAttr]="{ id: 'elementId', class: 'class-name' }">
</dx-button-group>

import { DxButtonGroupModule } from "devextreme-angular";
// ...
export class AppComponent {
    // ...
}
@NgModule({
    imports: [
        // ...
        DxButtonGroupModule
    ],
    // ...
})

ASP.NET MVC Controls

Razor C#

Razor VB

@(Html.DevExtreme().ButtonGroup()
    .ElementAttr("class", "class-name")
    // ===== or =====
    .ElementAttr(new {
        @id = "elementId",
        @class = "class-name"
    })
    // ===== or =====
    .ElementAttr(new Dictionary<string, object>() {
        { "id", "elementId" },
        { "class", "class-name" }
    })

)

@(Html.DevExtreme().ButtonGroup() _
    .ElementAttr("class", "class-name")
    ' ===== or =====
    .ElementAttr(New With {
        .id = "elementId",
        .class = "class-name"
    })
    ' ===== or =====
    .ElementAttr(New Dictionary(Of String, Object) From {
        { "id", "elementId" },
        { "class", "class-name" }
    })
)

focusStateEnabled

Specifies whether the widget can be focused using keyboard navigation.

Type:

Default Value: true

height

Specifies the widget's height.

Type:

|

|

Return Value:

|

The widget's height.

Default Value: undefined

This option accepts a value of one of the following types:

Number
The height in pixels.
String
A CSS-accepted measurement of height. For example, "55px", "80%", "inherit".
Function
A function returning either of the above. For example:
JavaScript
```
height: function() {
    return window.innerHeight / 1.5;
}
```

hint

Specifies text for a hint that appears when a user pauses on the widget.

Type:

Default Value: undefined

hoverStateEnabled

Specifies whether the widget changes its state when a user pauses on it.

Type:

Default Value: true

itemComponent

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

itemRender

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

items

Configures buttons in the group.

Type:

Array<dxButtonGroupItem>

If you need to update the widget items, reassign the entire items[] array as shown in the following example:

JavaScript

buttonGroupInstance.option('items', newItems);

Particular fields in objects can control the widget's appearance. See Default Templates for more information.

itemTemplate

Specifies a custom button template.

Type:

template

Template Data:

The current button's data object from the items array.

Default Name: 'item'

keyExpr

Specifies which data field provides keys used to distinguish between the selected buttons.

Type:

|

Default Value: 'text'

onContentReady

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

Type:

Function parameters:

e:

Information about the event.

Object structure:

Name

Type

Description

component

ButtonGroup

The widget's instance.

element

HTMLElement | jQuery

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model

The model data. Available only when using Knockout.

Default Value: null

onDisposing

A function that is executed before the widget is disposed of.

Type:

Function parameters:

e:

Information about the event.

Object structure:

Name

Type

Description

component

ButtonGroup

The widget's instance.

element

HTMLElement | jQuery

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

model

The model data. Available only if you use Knockout.

Default Value: null

onInitialized

A function used in JavaScript frameworks to save the widget instance.

Type:

Function parameters:

e:

Information about the event.

Object structure:

Name

Type

Description

component

ButtonGroup

The widget's instance.

element

HTMLElement | jQuery

The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.

Default Value: null

onItemClick

A function that is executed when a button is clicked or tapped.

Type:

Function parameters:

e:

Information about the event.

Object structure:

Name	Type	Description
component	ButtonGroup	The widget's instance.
element	HTMLElement \| jQuery	The widget's container.
event	Event (jQuery or EventObject)	The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.
itemData	Object	The clicked button's data.
itemElement	HTMLElement \| jQuery	The button's container. It is an HTML Element or a jQuery Element when you use jQuery.
itemIndex	Number	The clicked button's index.
model	Object	The model data. Available only if you use Knockout.

Default Value: null

onOptionChanged

A function that is executed after a widget option is changed.

Type:

Function parameters:

e:

Information about the event.

Object structure:

Name	Type	Description
model	Object	The model data. Available only if you use Knockout.
fullName	String	The path to the modified option that includes all parent options.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
component	ButtonGroup	The widget's instance.
name	String	The modified option if it belongs to the first level. Otherwise, the first-level option it is nested into.
value	any	The modified option's new value.

Default Value: null

onSelectionChanged

A function that is executed when a button is selected or selection is canceled.

Type:

Function parameters:

e:

Information about the event that caused the function's execution.

Object structure:

Name	Type	Description
addedItems	Array<any>	The data objects that correspond to the selected buttons.
component	ButtonGroup	The widget's instance.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
model	Object	The model data. Available only if you use Knockout.
removedItems	Array<any>	The data objects that correspond to the buttons whose selection has been canceled. The objects are taken from the items array.

Default Value: null

rtlEnabled

Switches the widget to a right-to-left representation.

Type:

Default Value: false

When this option is set to true, the widget text flows from right to left, and the layout of elements is reversed. To switch the entire application/site to the right-to-left representation, assign true to the rtlEnabled field of the object passed to the DevExpress.config(config) method.

JavaScript

DevExpress.config({
    rtlEnabled: true
});

selectedItemKeys

Contains the keys of the selected buttons and allows selecting buttons initially.

Type:

Array<any>

Raised Events: onSelectionChanged

The data field that provides the keys can be specified using the keyExpr option.

selectedItems

Contains the data objects that correspond to the selected buttons. The data objects are taken from the items array.

Type:

Array<any>

Raised Events: onSelectionChanged

selectionMode

Specifies whether a single or multiple buttons can be in the selected state simultaneously.

Type:

Default Value: 'single'

Accepted Values: 'multiple' | 'single'

Use the ButtonGroupSelectionMode enum to specify this option when the widget is used as an ASP.NET MVC 5 Control or a DevExtreme-Based ASP.NET Core Control. This enum accepts the following values: Single and Multiple.

stylingMode

Specifies how buttons in the group are styled.

Type:

Default Value: 'contained'

Accepted Values: 'text' | 'outlined' | 'contained'

The following styles are available:

Button Styling Modes

View Demo

Use the ButtonStylingMode enum to specify this option when the widget is used as an ASP.NET MVC 5 Control or a DevExtreme-Based ASP.NET Core Control. This enum accepts the following values: Text, Outlined, and Contained.

tabIndex

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

Type:

Number

Default Value: 0

The value of this option will be passed to the tabindex attribute of the HTML element that underlies the widget.

visible

Specifies whether the widget is visible.

Type: