+\func{bool}{SortItems}{\param{wxListCtrlCompare }{fnSortCallBack}, \param{long }{data}}
+
+Call this function to sort the items in the list control. Sorting is done
+using the specified {\it fnSortCallBack} function. This function must have the
+following prototype:
+
+\begin{verbatim}
+int wxCALLBACK wxListCompareFunction(long item1, long item2, long sortData)
+\end{verbatim}
+
+It is called each time when the two items must be compared and should return 0
+if the items are equal, negative value if the first item is less than the
+second one and positive value if the first one is greater than the second one
+(the same convention as used by {\tt qsort(3)}).
+
+\wxheading{Parameters}