code: void addPerPageElements (@Nonnull @Nonempty final ICommonsList <PLElementWithSize> aCurPageElements)
    {
      ValueEnforcer.notEmptyNoNullValue (aCurPageElements, "CurPageElements");
      m_aPerPageElements.add (aCurPageElements);
    }
docs: Add a list of elements for a single page. This implicitly creates a new
  page.
  
  @param aCurPageElements
  The list to use. May neither be <code>null</code> nor empty.