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JavaScript/jQuery Popover API

The Popover is a UI component that shows notifications within a box with an arrow pointing to a specified UI element.

import Popover from "devextreme/ui/popover"

Configuration

An object defining configuration properties for the Popover UI component.

Name Description
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 the popover window or outside the target element.

container

Specifies the container in which to render the UI component.

contentComponent

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

contentRender

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

contentTemplate

Specifies a custom template for the UI component content.

copyRootClassesToWrapper

Copies your custom CSS classes from the root element to the wrapper element.

deferRendering

Specifies whether to render the UI component's content when it is displayed. If false, the content is rendered immediately.

disabled

Specifies whether the UI component responds to user interaction.

height

Specifies the UI component's height.

hideEvent

Specifies properties of popover hiding. Ignored if the shading property is set to true.

hideOnParentScroll

Specifies whether to hide the Popover when users scroll one of its parent elements.

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.

maxHeight

Specifies the maximum height the UI component can reach while resizing.

maxWidth

Specifies the maximum width the UI component can reach while resizing.

minHeight

Specifies the minimum height the UI component can reach while resizing.

minWidth

Specifies the minimum width the UI component can reach while resizing.

onContentReady

A function that is executed when the UI component is rendered and each time the component is repainted.

onDisposing

A function that is executed before the UI component is disposed of.

onHidden

A function that is executed after the UI component is hidden.

onHiding

A function that is executed before the UI component is hidden.

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.

onShowing

A function that is executed before the UI component is displayed.

onShown

A function that is executed after the UI component is displayed.

onTitleRendered

A function that is executed when the UI component's title is rendered.

position

An object defining UI component positioning properties.

rtlEnabled

Switches the UI component to a right-to-left representation.

shading

Specifies whether to shade the background when the UI component is active.

shadingColor

Specifies the shading color. Applies only if shading is enabled.

showCloseButton

Specifies whether or not the UI component displays the Close button.

showEvent

Specifies properties for displaying the UI component.

showTitle

A Boolean value specifying whether or not to display the title in the overlay window.

target

Specifies the element against which to position the Popover.

title

The title in the overlay window.

titleComponent

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

titleRender

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

titleTemplate

Specifies a custom template for the UI component title. Does not apply if the title is defined.

toolbarItems

Configures toolbar items.

visible

A Boolean value specifying whether or not the UI component is visible.

width

Specifies the UI component's width.

wrapperAttr

Specifies the global attributes for the UI component's wrapper element.

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.

content()

Gets the UI component's content.

defaultOptions(rule)

Specifies the device-dependent default configuration properties for this component.

dispose()

Disposes of all the resources allocated to the Popover instance.

element()

Gets the root UI component element.

endUpdate()

Refreshes the UI component after a call of the beginUpdate() method.

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.

repaint()

Recalculates the UI component's size and position without rerendering.

resetOption(optionName)

Resets a property to its default value.

show()

Shows the UI component.

show(target)

Shows the UI component for a target element.

toggle(showing)

Shows or hides the UI component depending on the argument.

See Also

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 UI component is hidden.

hiding

Raised before the UI component is hidden.

initialized

Raised only once, after the UI component is initialized.

optionChanged

Raised after a UI component property is changed.

showing

Raised before the UI component is displayed.

shown

Raised after the UI component is displayed.

titleRendered

Raised when the UI component's title is rendered.

See Also