void DataColumn::recalculateRowLength()
{
    // Goes through the DataRow list in the DataColumn to determine
    // what the longest string in the DataColumn is
    m_rowLength = m_name.length();

    DataRow* currentRow = m_firstRow;

    while ( currentRow != NULL )
    {
        if ( currentRow->getText().length() > m_rowLength )
        {
            m_rowLength = currentRow->getText().length();
        }
        currentRow = currentRow->getNext();
    }

}