Configuration

An object defining configuration options for the Button widget.

See Also

accessKey

Specifies the shortcut key that sets focus on the widget.

Type:

String

Default Value: null

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

activeStateEnabled

A Boolean value specifying whether or not the widget changes its state when interacting with a user.

Type:

Boolean

Default Value: true

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:

Boolean

Default Value: false

elementAttr

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

Type:

Object

Default Value: {}
jQuery
$(function(){
    $("#buttonContainer").dxButton({
        // ...
        elementAttr: {
            id: "elementId",
            class: "class-name"
        }
    });
});
Angular
HTML
TypeScript
<dx-button ...
    [elementAttr]="{ id: 'elementId', class: 'class-name' }">
</dx-button>
import { DxButtonModule } from "devextreme-angular";
// ...
export class AppComponent {
    // ...
}
@NgModule({
    imports: [
        // ...
        DxButtonModule
    ],
    // ...
})
ASP.NET MVC Controls
Razor C#
Razor VB
@(Html.DevExtreme().Button()
    .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().Button() _
    .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:

Boolean

Default Value: false, true (desktop)

height

Specifies the widget's height.

Type:

Number

|

String

|

Function

Return Value:

Number

|

String

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:

String

Default Value: undefined

hoverStateEnabled

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

Type:

Boolean

Default Value: true

icon

Specifies the icon to be displayed on the button.

Type:

String

Default Value: ''

This option accepts one of the following:

View Demo

onClick

A function that is executed when the Button is clicked or tapped.

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

Button

The widget's instance.

element

Element (jQuery or HTML)

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

event

Event (jQuery or dxEvent)

The event that caused the function to execute. It is a dxEvent or a jQuery.Event when you use jQuery.

jQueryEvent

jQuery.Event

Use 'event' instead.

The jQuery event that caused the handler execution. Deprecated in favor of the event field.

model

Object

Model data. Available only if you use Knockout.

validationGroup

Object

The validation group to which the button is related.

Default Value: null

To validate the editors that are related to the validation group specified for this button, use the validationGroup field of the object passed as the event handler's parameter. The validationGroup object has the following structure.

  • group
    The name or object of the validation group that is assigned to the button's validationGroup option.
  • validators
    An array of Validator widgets that are included to the validation group.
  • validate()
    The method that allows you to validate the widgets included in the validation group.
  • validated
    The event that occurs after the group is validated. You can attach/detach a handler using the on(eventName, eventHandler)/off(eventName) methods of the group.

onContentReady

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

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

Button

The widget's instance.

element

Element (jQuery or HTML)

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

model

Object

Model data. Available only when using Knockout.

Default Value: null

onDisposing

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

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

Button

The widget's instance.

element

Element (jQuery or HTML)

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

model

Object

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

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

Button

The widget's instance.

element

Element (jQuery or HTML)

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

Default Value: null
See Also

onOptionChanged

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

Type:

Function

Function parameters:
e:

Object

Information about the event.

Object structure:
Name Type Description
component

Button

The widget's instance.

fullName

String

The path to the modified option that includes all parent options.

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.

element

Element (jQuery or HTML)

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

model

Object

Model data. Available only if you use Knockout.

Default Value: null

rtlEnabled

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

Type:

Boolean

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
});
See Also

stylingMode

Specifies how the button is styled.

Type:

String

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.

See Also

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.

template

Specifies a custom template for the Button widget.

Type:

template

Function parameters:
buttonData:

Object

The button's data.

Object structure:
Name Type Description
icon

String

The button's icon.

text

String

The button's text.

contentElement:

Element (jQuery or HTML)

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

Return Value:

String

|

DOM Node

|

jQuery

A template name or container.

Default Value: 'content'

text

The text displayed on the button.

Type:

String

Default Value: ''

type

Specifies the button type.

Type:

String

Default Value: 'normal'
Accepted Values: 'back' | 'danger' | 'default' | 'normal' | 'success'

DevExtreme provides the following button types.

Button Types

Use the ButtonType 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: Normal, Default, Back, Danger, and Success.

View Demo

See Also

useSubmitBehavior

Specifies whether the button submits an HTML form.

Type:

Boolean

Default Value: false

If this option is set to true, users can click the button to validate the validation group and submit the HTML form. If the group contains async rules, the form is not submitted until they are checked.

If the onClick event handler is specified, it is executed before validation and form submission.

View Demo

validationGroup

Specifies the name of the validation group to be accessed in the click event handler.

Type:

String

Default Value: undefined

When using a button to validate several editors on a page, the button must "know" in which validation group these editors are located. If the Knockout or AngularJS approach is used, add the button to the div element that represents the target validation group. When using the jQuery approach, specify the validationGroup configuration option for the button. Assign the validation group name specified for the validationGroup option of the validators that extend the editors to be validated.

See Also

visible

Specifies whether the widget is visible.

Type:

Boolean

Default Value: true

width

Specifies the widget's width.

Type:

Number

|

String

|

Function

Return Value:

Number

|

String

The widget's width.

Default Value: undefined

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

  • Number
    The width in pixels.

  • String
    A CSS-accepted measurement of width. For example, "55px", "80%", "auto", "inherit".

  • Function
    A function returning either of the above. For example:

    JavaScript
    width: function() {
        return window.innerWidth / 1.5;
    }