UIApplicationShortcutIcon
An image you can optionally associate with a Home Screen quick action to improve its appearance and usability.
Declaration
class UIApplicationShortcutIconOverview
To associate an icon with a quick action, pass it to the quick action item’s initialization method, as described in UIApplicationShortcutItem.
There are three types of quick action icon:
An icon from a system-provided library of common types, as described in the UIApplicationShortcutIcon.IconType enumeration
An icon derived from a custom template image in your app’s bundle and preferably in an asset catalog (see Managing assets with asset catalogs)
An icon representing a contact in the user’s address book, which you access through the Contacts UI framework