Angular TreeList - RowValidatingEvent

The type of the rowValidating event handler's argument.

import { DxTreeListTypes } from "devextreme-angular/ui/tree-list"
Type: DxTreeListTypes.RowValidatingEvent

Used in:

brokenRules

Selector: dxi-broken-rule
Type:

Array<ValidationRule>

component

The UI component's instance.

Selector: dxo-component
Type:

TreeList

element

The UI component's container.

Type:

HTMLElement | jQuery

errorText

Type:

String

isValid

Type:

Boolean

key

Type: any

newData

Selector: dxo-new-data
Type:

Object

oldData

Type: any

promise

Type:

Promise<void> (jQuery or native)