Angular ContextMenu API

The ContextMenu UI component displays a single- or multi-level context menu. An end user invokes this menu by a right click or a long press.

import { DxContextMenuModule } from "devextreme-angular"

Type: DxContextMenuTypes.default

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Properties

An object defining configuration properties for the ContextMenu UI component.

Name	Description
accessKey	Specifies the shortcut key that sets focus on the UI component.
activeStateEnabled	A Boolean value specifying whether or not the UI component changes its state when interacting with a user.
animation	Configures UI component visibility animations. This object contains two fields: show and hide.
closeOnOutsideClick	Specifies whether to close the UI component if a user clicks outside it.
cssClass	Specifies the name of the CSS class to be applied to the root menu level and all submenus.
dataSource	Binds the UI component to data.
disabled	Specifies whether the UI component responds to user interaction.
disabledExpr	Specifies the name of the data source item field whose value defines whether or not the corresponding UI component item is disabled.
displayExpr	Specifies the data field whose values should be displayed.
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.
itemRender	An alias for the itemTemplate property 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 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.
onHidden	A function that is executed after the ContextMenu is hidden.
onHiding	A function that is executed before the ContextMenu is hidden.
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.
onItemRendered	A function that is executed after a collection item is rendered.
onOptionChanged	A function that is executed after a UI component property is changed.
onPositioning	A function that is executed before the ContextMenu is positioned.
onSelectionChanged	A function that is executed when a collection item is selected or selection is canceled.
onShowing	A function that is executed before the ContextMenu is shown.
onShown	A function that is executed after the ContextMenu is shown.
position	An object defining UI component positioning properties.
rtlEnabled	Switches the UI component 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 UI component items is selected.
selectedItem	The selected item object.
selectionMode	Specifies the selection mode supported by the menu.
showEvent	Specifies properties for displaying the UI component.
showSubmenuMode	Specifies properties of submenu showing and hiding.
submenuDirection	Specifies the direction at which submenus are displayed.
tabIndex	Specifies the number of the element when the Tab key is used for navigating.
target	The target element associated with the context menu.
visible	A Boolean value specifying whether or not the UI component is visible.
width	Specifies the UI component's width.

Methods

This section describes members used to manipulate the 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 ContextMenu 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.
getDataSource()	Gets the DataSource instance.
getInstance(element)	Gets the instance of a UI component found using its DOM node.
hide()	Hides the UI component.
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 a property to its default value.
selectItem(itemElement)	Selects an item found using its DOM node.
show()	Shows the UI component.
toggle(showing)	Shows or hides the UI component depending on the argument.
unselectItem(itemElement)	Cancels the selection of an item found using its DOM node.

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.
hidden	Raised after the ContextMenu is hidden.
hiding	Raised before the ContextMenu is hidden.
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.
itemRendered	Raised after a collection item is rendered.
optionChanged	Raised after a UI component property is changed.
positioning	Raised before the ContextMenu is positioned.
selectionChanged	Raised when a collection item is selected or selection is canceled.
showing	Raised before the ContextMenu is shown.
shown	Raised after the ContextMenu is shown.

Angular ContextMenu API

See Also

Properties

See Also

Methods

See Also

Events

See Also