TreeViewPersons.UpdateRestTimes C# (CSharp) Method

    public void UpdateRestTimes(RestTime restTime)
    {
        TreeIter iter;
        bool iterOk = store.GetIterFirst(out iter);
        if(iterOk) {
            do {
                string rested = restTime.RestedTime(
                        Convert.ToInt32(store.GetValue(iter, 0)));
                if(rested != "")
                    store.SetValue(iter, 2, rested);

            } while (store.IterNext (ref iter));
        }
    }