public ReportItem()
 {
     m_Values = new ItemValueCollection();
 }
 /// <summary>
 /// Default constructor for enumerator.
 /// </summary>
 /// <param name="collection">Instance of the collection to enumerate.</param>
 internal ItemValueCollectionEnumerator(ItemValueCollection collection)
 {
     _index      = -1;
     _collection = collection;
 }