-
-\twocolitem{\windowstyle{wxLB\_DEFAULT}}{Choose the default location for the
-labels depending on the current platform (currently always the top).}
+\twocolitem{\windowstyle{wxTBK\_BUTTONBAR}}{Use wxButtonToolBar-based
+implementation under Mac OS (ignored under other platforms.)}
+\twocolitem{\windowstyle{wxTBK\_HORZ\_LAYOUT}}{Shows the text and the icons
+alongside, not vertically stacked (only implement under Windows and GTK 2
+platforms as it relies on \texttt{wxTB\_HORZ\_LAYOUT} flag support).}