y case, you may want to use a GenBooleanGroup in place of a non-exclusive GenItemGroup. For example, a non-exclusive GenItemGroup cannot store individual indeterminate or modified states for its children; GenBooleanGroup stores this information.</DD>

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<H3 CLASS="HeadingD">
Exclusive Lists</H3>
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<A NAME="IX_Exclusive lists">
 </A>
Exclusive lists are designed for cases in which one and only item should be selected at any given time. For example, a graphics application may want to prompt the user to 