JavaScript/jQuery Gallery API

The Gallery is a UI component that displays a collection of images in a carousel. The UI component is supplied with various navigation controls that allow a user to switch between images.

import Gallery from "devextreme/ui/gallery"

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Configuration

An object defining configuration properties for the Gallery UI component.

Name Description
accessKey

Specifies the shortcut key that sets focus on the UI component.
animationDuration

The time, in milliseconds, spent on slide animation.
animationEnabled

Specifies whether or not to animate the displayed item change.
dataSource

Binds the UI component to data.
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.
indicatorEnabled

A Boolean value specifying whether or not to allow users to switch between items by clicking an indicator.
initialItemWidth

Specifies the width of an area used to display a single image.
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.
loop

A Boolean value specifying whether or not to scroll back to the first item after the last item is swiped.
noDataText

Specifies 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.
onOptionChanged

A function that is executed after a UI component property is changed.
onSelectionChanged

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

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

The index of the currently active gallery item.
selectedItem

The selected item object.
showIndicator

A Boolean value specifying whether or not to display an indicator that points to the selected gallery item.
showNavButtons

A Boolean value that specifies the availability of the "Forward" and "Back" navigation buttons.
slideshowDelay

The time interval in milliseconds, after which the gallery switches to the next item.
stretchImages

Specifies if the UI component stretches images to fit the total gallery width.
swipeEnabled

A Boolean value specifying whether or not to allow users to switch between items by swiping.
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.
wrapAround

Specifies whether or not to display parts of previous and next images along the sides of the current image.

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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 Gallery 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.
goToItem(itemIndex, animation)

Shows a specific image.
instance()

Gets the UI component's instance. Use it to access other methods of the UI component.
nextItem(animation)

Shows the next image.
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.
prevItem(animation)

Shows the previous image.
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.

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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.
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.
optionChanged

Raised after a UI component property is changed.
selectionChanged

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

See Also