tiple items can be selected only when extending the selection (e.g. dragging the mouse).</P>
<P>
<A NAME="IX_GIGI_behaviorType">
 </A>
The GIGI_<CODE>
behaviorType</CODE>
 instance field defines the selection behavior of the list. The instance data must be of the enumerated type <CODE>
GenItemGroupBehaviorType</CODE>
<A NAME="IX_GenItemGroupBehaviorType">
 </A>
. The default type is GIGBT_EXCLUSIVE, which creates an exclusive list; one and only one selection in an exclusive list may be selected at any time.