Vue Accordion API
The Accordion UI component contains several panels displayed one under another. These panels can be collapsed or expanded by an end user, which makes this UI component very useful for presenting information in a limited amount of space.
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
| 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. |
| animationDuration |
A number specifying the time in milliseconds spent on the animation of the expanding or collapsing of a panel. |
| collapsible |
Specifies whether all items can be collapsed or whether at least one item must always be expanded. |
| dataSource |
Binds the UI component to data. |
| deferRendering |
Specifies whether to render the panel's content when it is displayed. If false, the content is rendered immediately. |
| 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. |
| focusStateEnabled |
Specifies whether the UI component can be focused using keyboard navigation. |
| 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. |
| itemComponent |
An alias for the itemTemplate property specified in React. Accepts a custom component. Refer to Using a Custom Component for more information. |
| itemHoldTimeout |
The time period in milliseconds before the onItemHold event is raised. |
| 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. |
| itemTitleComponent |
An alias for the itemTitleTemplate property specified in React. Accepts a custom component. Refer to Using a Custom Component for more information. |
| itemTitleRender |
An alias for the itemTitleTemplate property specified in React. Accepts a rendering function. Refer to Using a Rendering Function for more information. |
| itemTitleTemplate |
Specifies a custom template for item titles. |
| keyExpr |
Specifies the key property that provides key values to access data items. Each key value must be unique. |
| multiple |
Specifies whether the UI component can expand several items or only a single item at once. |
| noDataText |
The text or HTML markup displayed by the UI component if the item collection is empty. |
| 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. |
| 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. |
| onItemContextMenu |
A function that is executed when a collection item is right-clicked or pressed. |
| onItemHold |
A function that is executed when a collection item has been held for a specified period. |
| onItemRendered |
A function that is executed after a collection item is rendered. |
| onItemTitleClick |
A function that is executed when an accordion item's title is clicked or tapped. |
| onOptionChanged |
A function that is executed after a UI component property is changed. |
| onSelectionChanged |
A function that is executed when a collection item is expanded or collapsed. |
| repaintChangesOnly |
Specifies whether to repaint only those elements whose data changed. |
| rtlEnabled |
Switches the UI component to a right-to-left representation. |
| selectedIndex |
The index number of the currently expanded item. |
| selectedItem |
The expanded item object. |
| selectedItemKeys |
Specifies an array of currently exapanded item keys. |
| selectedItems |
An array of currently expanded item objects. |
| tabIndex |
Specifies the number of the element when the Tab key is used for navigating. |
| 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
| Name | Description |
|---|---|
| beginUpdate() |
Prevents the UI component from refreshing until the endUpdate() method is called. |
| collapseItem(index) |
Collapses an item with a specific index. |
| defaultOptions(rule) |
Specifies the device-dependent default configuration properties for this component. |
| dispose() |
Disposes of all the resources allocated to the Accordion instance. |
| element() |
Gets the root UI component element. |
| endUpdate() |
Refreshes the UI component after a call of the beginUpdate() method. |
| expandItem(index) |
Expands an item with a specific index. |
| focus() |
Sets focus on the UI component. |
| getDataSource() |
Gets the DataSource instance. |
| 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. |
| updateDimensions() |
Updates the dimensions of the UI component contents. |
See Also
- Call Methods: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
Events
| 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. |
| itemContextMenu |
Raised when a collection item is right-clicked or pressed. |
| itemHold |
Raised when a collection item has been held for a specified period. |
| itemRendered |
Raised after a collection item is rendered. |
| itemTitleClick |
Raised when an accordion item's title is clicked or tapped. |
| optionChanged |
Raised after a UI component property is changed. |
| selectionChanged |
Raised when a collection item is expanded or collapsed. |
See Also
- Handle Events: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
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