UITextField subview of UITableViewCell, get indexPath of cell

Question

I have added a UITextField as a subview of a UITableViewCell. Then I have added a target and selector so that I can know

Answer 1

I would like to share @Ertebolle code in swift -

extension UITableView
{
    func indexPathForCellContainingView(view1:UIView?)->NSIndexPath?
    {
        var view = view1;
        while view != nil {
            if (view?.isKindOfClass(UITableViewCell) == true)
            {
                return self.indexPathForCell(view as! UITableViewCell)!
            }
            else
            {
                view = view?.superview;
            }
        }
        return nil
    }
}