RouteDescriptionListDelegate

@objc
public protocol RouteDescriptionListDelegate : AnyObject

The delegate of a RouteDescriptionList object must adopt the RouteDescriptionListDelegate protocol. This protocol lets the RouteDescriptionList object to inform its delegate about updates occurred.

  • Tells the delegate that the specified row and route is selected.

    Declaration

    Swift

    func routeDescriptionList(_ list: RouteDescriptionList, didSelect route: NMARoute, at index: Int)

    Parameters

    list

    A RouteDescriptionList object informing the delegate about the new row selection.
    route

    The route associated with the row.
    index

    The index of the newly selected row.

  • Tells the delegate the route description list is about to present a route description item.

    A route description list sends this message to its delegate just before it presents a route description item, thereby permitting the delegate to customize the route description item object before it is displayed. This method gives the delegate a chance to override state-based properties, such as background and text colors.

    Declaration

    Swift

    @objc
optional func routeDescriptionList(_ list: RouteDescriptionList, willDisplay item: RouteDescriptionItem)

    Parameters

    list

    The route description list presenting the route description item.
    item

    The route description item to be presented.