UIRefreshControl

gistfile1.txt

- (void)setupRefreshControl
{
    UIRefreshControl *refreshControl = [[UIRefreshControl alloc] init];
    refreshControl.attributedTitle = [[NSAttributedString alloc] initWithString:@"Pull to refresh"];
    [refreshControl addTarget:self
                       action:@selector(refreshControlAction:)
             forControlEvents:UIControlEventValueChanged];
    self.refreshControl = refreshControl;
}

- (void)refreshControlAction:(id)sender
{
    [self.tableView reloadData];
    [self.refreshControl endRefreshing];
}