ValidationGroup

The ValidationGroup is a widget that allows you to validate several editors simultaneously.

Included in: dx.web.js, dx.viz-web.js, dx.all.js
Export: default
Type:

Object

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NOTE
Nested validation groups are not supported.
See Also

Configuration

An object defining configuration options for the ValidationGroup widget.

Name Description
elementAttr

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

height

Specifies the widget's height.

onDisposing

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

onInitialized

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

onOptionChanged

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

width

Specifies the widget's width.

See Also

Methods

This section describes members used to manipulate the widget.

Name Description
dispose()

Disposes of all the resources allocated to the ValidationGroup instance.

element()

Gets the root widget element.

getInstance(element)

Gets the instance of a widget found using its DOM node.

instance()

Gets the widget's instance. Use it to access other methods of the widget.

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 widget options.

option(optionName)

Gets the value of a single option.

option(optionName, optionValue)

Updates the value of a single option.

option(options)

Updates the values of several options.

reset()

Resets the value and validation result of the editors that are included to the current validation group.

resetOption(optionName)

Resets an option to its default value.

validate()

Validates rules of the validators that belong to the current validation group.

See Also

Events

This section describes events fired by this widget.

Name Description
disposing

Raised before the widget is disposed of.

initialized

Raised only once, after the widget is initialized.

optionChanged

Raised after a widget option is changed.

See Also

Validation Result

A group validation result.

Type:

Object