EmptyDataSetSource Example

PostsTableViewController.swift

extension PostsTableViewController: DZNEmptyDataSetSource {
    func title(forEmptyDataSet scrollView: UIScrollView!) -> NSAttributedString! {
        switch self.state {
        case .loading:
            return NSAttributedString(string: NSLocalizedString("Loading...", comment: ""))
        case .refreshing:
            return NSAttributedString(string: NSLocalizedString("Refreshing", comment: ""))
        case .error:
            return NSAttributedString(string: NSLocalizedString("Error", comment: ""))
        default:
            return NSAttributedString(string: "")
        }
    }
}