Angular ValidationSummary API
A UI component for displaying the result of checking validation rules for editors.
See Also
jQuery
Angular
Vue
React
Properties
An object defining configuration properties for the UI component.
| Name | Description |
|---|---|
| elementAttr | Specifies the global attributes to be attached to the UI component's container element. |
| hoverStateEnabled | Specifies whether the UI component changes its state when a user pauses on it. |
| itemComponent | An alias for the itemTemplate property specified in React. Accepts a custom component. Refer to Using a Custom Component for more information. |
| itemRender | An alias for the itemTemplate property specified in React. Accepts a rendering function. Refer to Using a Rendering Function for more information. |
| items | An array of items displayed by the UI component. |
| itemTemplate | Specifies a custom template for items. |
| onContentReady | A function that is executed when the UI component is rendered and each time the component is repainted. |
| onDisposing | A function that is executed before the UI component is disposed of. |
| onInitialized | A function used in JavaScript frameworks to save the UI component instance. |
| onItemClick | A function that is executed when a collection item is clicked or tapped. |
| onOptionChanged | A function that is executed after a UI component property is changed. |
| validationGroup | Specifies the validation group for which summary should be generated. |
See Also
Methods
This section describes members used to manipulate the UI component.
| Name | Description |
|---|---|
| beginUpdate() | Postpones rendering that can negatively affect performance until the endUpdate() method is called. |
| defaultOptions(rule) | Specifies the device-dependent default configuration properties for this component. |
| dispose() | Disposes of all the resources allocated to the ValidationSummary instance. |
| element() | Gets the root UI component element. |
| endUpdate() | Refreshes the UI component after a call of the beginUpdate() method. |
| getInstance(element) | Gets the instance of a UI component found using its DOM node. |
| instance() | Gets the UI component's instance. Use it to access other methods of the UI component. |
| 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 UI component properties. |
| option(optionName) | Gets the value of a single property. |
| option(optionName, optionValue) | Updates the value of a single property. |
| option(options) | Updates the values of several properties. |
| refreshValidationGroup() | Resubscribes the ValidationSummary to a target ValidationGroup. |
| repaint() | Repaints the UI component without reloading data. Call it to update the UI component's markup. |
| resetOption(optionName) | Resets a property to its default value. |
See Also
Events
This section describes events fired by this UI component.
| Name | Description |
|---|---|
| contentReady | Raised when the UI component's content is ready. |
| disposing | Raised before the UI component is disposed of. |
| initialized | Raised only once, after the UI component is initialized. |
| itemClick | Raised when a collection item is clicked or tapped. |
| optionChanged | Raised after a UI component property is changed. |
See Also
If you have technical questions, please create a support ticket in the DevExpress Support Center.