ce field. If no item is selected, this instance field will instead store the value GIGS_NONE (-1). (For an exclusive list, this case could only arise before an item is initially selected.)</P>
<P>
<A NAME="IX_GIGI_numSelections">
 </A>
Note that -1 is still a legal identifier for a GenItem. If you do use this identifier you must be sure to check the GIGI_<CODE>
numSelections</CODE>
 instance field to check whether the GIGI_<CODE>
selection</CODE>
 value corresponds to an item or to the GIGS_NONE value.</P>
