JavaScript/jQuery ScrollView Options

Default Value: 'vertical'

Accepted Values: 'both' | 'horizontal' | 'vertical'

Use the ScrollDirection 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: Vertical, Horizontal and Both.

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(){
    $("#scrollViewContainer").dxScrollView({
        // ...
        elementAttr: {
            id: "elementId",
            class: "class-name"
        }
    });
});

Angular

HTML

TypeScript

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

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

Vue

App.vue

<template>
    <DxScrollView ...
        :element-attr="scrollViewAttributes">
    </DxScrollView>
</template>

<script>
import DxScrollView from 'devextreme-vue/scroll-view';

export default {
    components: {
        DxScrollView
    },
    data() {
        return {
            scrollViewAttributes: {
                id: 'elementId',
                class: 'class-name'
            }
        }
    }
}
</script>

React

App.js

import React from 'react';

import ScrollView from 'devextreme-react/scroll-view';

class App extends React.Component {
    scrollViewAttributes = {
        id: 'elementId',
        class: 'class-name'
    }

    render() {
        return (
            <ScrollView ...
                elementAttr={this.scrollViewAttributes}>
            </ScrollView>
        );
    }
}
export default App;

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;
}
```

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	ScrollView	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	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	ScrollView	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

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	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	ScrollView	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

onPullDown

A function that is executed when the "pull to refresh" gesture is performed. Supported in mobile themes only.

Type:

Function parameters:

e:

Information about the event.

Object structure:

Name	Type	Description
component	ScrollView	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	Model data. Available only if Knockout is used.

Default Value: null

The function passed to this option should contain a call to the release() method, which releases the scroll view.

JavaScript

var scrollViewOptions = {
    onPullDown: function(options){
        . . .
        options.component.release();
    }
}

onReachBottom

A function that is executed when the content is scrolled down to the bottom.

Type:

Function parameters:

e:

Information about the event.

Object structure:

Name	Type	Description
component	ScrollView	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	Model data. Available only if Knockout is used.

Default Value: null

The function passed to this option should contain a call to the release() method, which releases the scroll view.

JavaScript

var scrollViewOptions = {
    onReachBottom: function(options){
        . . .
        options.component.release();
    }
}

onScroll

A function that is executed on each scroll gesture.

Type:

Function parameters:

e:

Information about the event.

Object structure:

Name	Type	Description
component	ScrollView	The widget's instance.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
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.
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 Knockout is used.
reachedBottom	Boolean	Indicates whether the container's bottom boundary is reached.
reachedLeft	Boolean	Indicates whether the container's left boundary is reached.
reachedRight	Boolean	Indicates whether the container's right boundary is reached.
reachedTop	Boolean	Indicates whether the container's top boundary is reached.
scrollOffset	Object	The current scroll offset in the following format: { top: topOffset, left: leftOffset }.

Default Value: null

onUpdated

A function that is executed each time the widget is updated.

Type:

Function parameters:

e:

Information about the event.

Object structure:

Name	Type	Description
component	ScrollView	The widget's instance.
element	HTMLElement \| jQuery	The widget's container. It is an HTML Element or a jQuery Element when you use jQuery.
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.
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 Knockout is used.
reachedBottom	Boolean	Indicates whether the container's bottom boundary is reached.
reachedLeft	Boolean	Indicates whether the container's left boundary is reached.
reachedRight	Boolean	Indicates whether the container's right boundary is reached.
reachedTop	Boolean	Indicates whether the container's top boundary is reached.
scrollOffset	Object	The current scroll offset in the following format: { top: topOffset, left: leftOffset }.

Default Value: null

pulledDownText

Specifies the text shown in the pullDown panel when pulling the content down lowers the refresh threshold.

Type:

Default Value: 'Release to refresh...', '' (Material)

pullingDownText

Specifies the text shown in the pullDown panel while pulling the content down to the refresh threshold.

Type:

Default Value: 'Pull down to refresh...', '' (Material)

reachBottomText

Specifies the text shown in the pullDown panel displayed when content is scrolled to the bottom.

Type:

Default Value: 'Loading...', '' (Material)

refreshingText

Specifies the text shown in the pullDown panel displayed when the content is being refreshed.

Type:

Default Value: 'Refreshing...', '' (Material)

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
});

scrollByContent

A Boolean value specifying whether or not an end-user can scroll the widget content swiping it up or down. Applies only if useNative is false

Type:

Default Value: true, false (non-touch devices)

scrollByThumb

A Boolean value specifying whether or not an end-user can scroll the widget content using the scrollbar.

Type:

Default Value: false, true (desktop)

showScrollbar

Specifies when the widget shows the scrollbar.

Type:

Default Value: 'onScroll', 'onHover' (desktop)

Accepted Values: 'onScroll' | 'onHover' | 'always' | 'never'

Setting this option makes sense only when the useNative option is set to false.

Use the ShowScrollbarMode 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: OnScroll, OnHover, Always, and Never.

useNative

Indicates whether to use native or simulated scrolling.

Type: