React DeferRendering API
The DeferRendering is a widget that waits for its content to be ready before rendering it. While the content is getting ready, the DeferRendering displays a loading indicator.
See Also
- Set Up DevExtreme: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
- Configure a Widget: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
Props
An object defining configuration options for the widget.
| Name | Description | 
|---|---|
| accessKey | Specifies the shortcut key that sets focus on the widget. | 
| activeStateEnabled | Specifies whether or not the widget changes its state when interacting with a user. | 
| animation | Specifies the animation to be used to show the rendered content. | 
| disabled | Specifies whether the widget responds to user interaction. | 
| elementAttr | Specifies the attributes to be attached to the widget's root element. | 
| focusStateEnabled | Specifies whether the widget can be focused using keyboard navigation. | 
| height | Specifies the widget's height. | 
| hint | Specifies text for a hint that appears when a user pauses on the widget. | 
| hoverStateEnabled | Specifies whether the widget changes its state when a user pauses on it. | 
| onContentReady | A function that is executed when the widget's content is ready and each time the content is changed. | 
| 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. | 
| onRendered | A function that is executed when the content is rendered but not yet displayed. | 
| onShown | A function that is executed when the content is displayed and animation is completed. | 
| renderWhen | Specifies when the widget content is rendered. | 
| rtlEnabled | Switches the widget to a right-to-left representation. | 
| showLoadIndicator | Indicates if a load indicator should be shown until the widget's content is rendered. | 
| staggerItemSelector | Specifies a jQuery selector of items that should be rendered using a staggered animation. | 
| tabIndex | Specifies the number of the element when the Tab key is used for navigating. | 
| visible | Specifies whether the widget is visible. | 
| width | Specifies the widget's width. | 
Methods
This section describes members used to manipulate the widget.
| Name | Description | 
|---|---|
| beginUpdate() | Prevents the widget from refreshing until the endUpdate() method is called. | 
| defaultOptions(rule) | Specifies the device-dependent default configuration options for this component. | 
| dispose() | Disposes of all the resources allocated to the DeferRendering instance. | 
| element() | Gets the root widget element. | 
| endUpdate() | Refreshes the widget after a call of the beginUpdate() method. | 
| focus() | Sets focus on the widget. | 
| 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. | 
| registerKeyHandler(key, handler) | Registers a handler to be executed when a user presses a specific key. | 
| repaint() | Repaints the widget without reloading data. Call it to update the widget's markup. | 
| resetOption(optionName) | Resets an option to its default value. | 
Events
This section describes events fired by this widget.
| Name | Description | 
|---|---|
| contentReady | Raised when the widget's content is ready. | 
| 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. | 
| rendered | Raised when the content is rendered but not yet displayed. | 
| shown | Raised when the content is displayed and animation is completed. | 
See Also
- Handle Events: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
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