JavaScript/jQuery FilterBuilder API
The FilterBuilder UI component allows a user to build complex filter expressions with an unlimited number of filter conditions, combined by logical operations using the UI.
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
Options
An object defining the FilterBuilder UI component's configuration properties.
| Name | Description |
|---|---|
| accessKey | Specifies the shortcut key that sets focus on the UI component. |
| activeStateEnabled | Specifies whether or not the UI component changes its state when interacting with a user. |
| allowHierarchicalFields | Specifies whether the UI component can display hierarchical data fields. |
| customOperations | Configures custom filter operations. |
| disabled | Specifies whether the UI component responds to user interaction. |
| elementAttr | Specifies the global attributes to be attached to the UI component's container element. |
| fields | Configures fields. |
| filterOperationDescriptions | Specifies filter operation descriptions. |
| focusStateEnabled | Specifies whether the UI component can be focused using keyboard navigation. |
| groupOperationDescriptions | Specifies group operation descriptions. |
| groupOperations | Specifies a set of available group operations. |
| height | Specifies the UI component's height. |
| hint | Specifies text for a hint that appears when a user pauses on the UI component. |
| hoverStateEnabled | Specifies whether the UI component changes its state when a user pauses on it. |
| maxGroupLevel | Specifies groups' maximum nesting level. |
| onContentReady | A function that is executed when the UI component's content is ready and each time the content is changed. |
| onDisposing | A function that is executed before the UI component is disposed of. |
| onEditorPrepared | A function that is executed after an editor is created. |
| onEditorPreparing | A function that is executed before an editor is created. |
| onInitialized | A function used in JavaScript frameworks to save the UI component instance. |
| onOptionChanged | A function that is executed after a UI component property is changed. |
| onValueChanged | A function that is executed after the UI component's value is changed. |
| rtlEnabled | Switches the UI component to a right-to-left representation. |
| tabIndex | Specifies the number of the element when the Tab key is used for navigating. |
| value | Allows you to specify a filter. |
| visible | Specifies whether the UI component is visible. |
| width | Specifies the UI component's width. |
See Also
- Configure a Widget: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
Methods
This section describes methods that control the FilterBuilder UI component.
| Name | Description |
|---|---|
| beginUpdate() | Prevents the UI component from refreshing 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 FilterBuilder instance. |
| element() | Gets the root UI component element. |
| endUpdate() | Refreshes the UI component after a call of the beginUpdate() method. |
| focus() | Sets focus on the UI component. |
| getFilterExpression() | Gets a filter expression that contains only operations supported by the DataSource. |
| 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. |
| registerKeyHandler(key, handler) | Registers a handler to be executed when a user presses a specific key. |
| repaint() | Repaints the UI component without reloading data. Call it to update the UI component's markup. |
| resetOption(optionName) | Resets an property to its default value. |
See Also
- Call Methods: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
Events
This section describes the events this UI component raises.
| Name | Description |
|---|---|
| contentReady | Raised when the UI component's content is ready. |
| disposing | Raised before the UI component is disposed of. |
| editorPrepared | Raised after an editor is created. |
| editorPreparing | Raised before an editor is created. |
| initialized | Raised only once, after the UI component is initialized. |
| optionChanged | Raised after a UI component property is changed. |
| valueChanged | Raised after the UI component's value is changed. |
See Also
- Handle Events: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
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