Angular 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 { DxGalleryModule } from "devextreme-angular"

Selector: dx-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.

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.

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.

Angular Gallery API

See Also

Configuration

See Also

Methods

See Also

Events

See Also