Angular Menu API

The Menu widget is a panel with clickable items. A click on an item opens a drop-down menu, which can contain several submenus.

import { DxMenuModule } from "devextreme-angular"
Type: DxMenuTypes.default

Properties

An object defining configuration options for the Menu widget.

Name Description
accessKey

Specifies the shortcut key that sets focus on the widget.

activeStateEnabled

A Boolean value specifying whether or not the widget changes its state when interacting with a user.

adaptivityEnabled

Specifies whether adaptive widget rendering is enabled on small screens. Applies only if the orientation is "horizontal".

animation

Configures widget visibility animations. This object contains two fields: show and hide.

cssClass

Specifies the name of the CSS class to be applied to the root menu level and all submenus.

dataSource

Binds the widget to data.

disabled

Specifies whether the widget responds to user interaction.

disabledExpr

Specifies the name of the data source item field whose value defines whether or not the corresponding widget item is disabled.

displayExpr

Specifies the data field whose values should be displayed.

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.

hideSubmenuOnMouseLeave

Specifies whether or not the submenu is hidden when the mouse pointer leaves it.

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.

itemComponent

An alias for the itemTemplate option specified in React. Accepts a custom component. Refer to Using a Custom Component for more information.

itemRender

An alias for the itemTemplate option specified in React. Accepts a rendering function. Refer to Using a Rendering Function for more information.

items

Holds an array of menu items.

itemsExpr

Specifies which data field contains nested items.

itemTemplate

Specifies a custom template for items.

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.

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.

onItemRendered

A function that is executed after a collection item is rendered.

onOptionChanged

A function that is executed after a widget option is changed.

onSelectionChanged

A function that is executed when a collection item is selected or selection is canceled.

onSubmenuHidden

A function that is executed after a submenu is hidden.

onSubmenuHiding

A function that is executed before a submenu is hidden.

onSubmenuShowing

A function that is executed before a submenu is displayed.

onSubmenuShown

A function that is executed after a submenu is displayed.

orientation

Specifies whether the menu has horizontal or vertical orientation.

rtlEnabled

Switches the widget to a right-to-left representation.

selectByClick

Specifies whether or not an item becomes selected if a user clicks it.

selectedExpr

Specifies the name of the data source item field whose value defines whether or not the corresponding widget items is selected.

selectedItem

The selected item object.

selectionMode

Specifies the selection mode supported by the menu.

showFirstSubmenuMode

Specifies options for showing and hiding the first level submenu.

showSubmenuMode

Specifies options of submenu showing and hiding.

submenuDirection

Specifies the direction at which the submenus are displayed.

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.

See Also

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 Menu instance.

element()

Gets the root widget element.

endUpdate()

Refreshes the widget after a call of the beginUpdate() method.

focus()

Sets focus on the widget.

getDataSource()

Gets the DataSource instance.

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.

selectItem(itemElement)

Selects an item found using its DOM node.

unselectItem(itemElement)

Cancels the selection of an item found using its DOM node.

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.

itemClick

Raised when a collection item is clicked or tapped.

itemContextMenu

Raised when a collection item is right-clicked or pressed.

itemRendered

Raised after a collection item is rendered.

optionChanged

Raised after a widget option is changed.

selectionChanged

Raised when a collection item is selected or selection is canceled.

submenuHidden

Raised after a submenu is hidden.

submenuHiding

Raised before a submenu is hidden.

submenuShowing

Raised before a submenu is displayed.

submenuShown

Raised after a submenu is displayed.

See Also

Default Item Template

This section lists the data source fields that are used in a default item template.

Type:

Object

By default, a predefined item template is applied to display the items of this widget. This template is based on certain fields of the data source provided for this widget. Below is the list of these fields. If the default item template is not appropriate for your task, implement a custom item template based on these or other fields of your data source.

See Also