\wxheading{Window styles}
-\twocolwidtha{5cm}
+\twocolwidtha{7cm}
\begin{twocollist}
\twocolitem{\indexit{wxDIRCTRL\_DIR\_ONLY}}{Only show directories, and not files.}
\twocolitem{\indexit{wxDIRCTRL\_3D\_INTERNAL}}{Use 3D borders for internal controls.}