MSG_GEN_ITEM_GROUP_SET_APPLY_MSG</CODE>
, passing it the message to use.</P>

<H4 CLASS="RefETitle">
<A NAME="IX_GEN_ITEM_GROUP_APPLY_MSG">
 </A>
GEN_ITEM_GROUP_APPLY_MSG</H4>
<PRE CLASS="syntax">void	GEN_ITEM_GROUP_APPLY_MSG(
        word	selection,
        word	numSelections
        byte	stateFlags);</PRE>
<P>
Use this prototype to define the apply message for your GenItemGroup (stored in the GIGI_<CODE>
applyMsg</CODE>
 instance field). This prototype ensures that the message passes the correct parameter