\twocolitem{\windowstyle{wxCAL\_SHOW\_HOLIDAYS}}{Highlight holidays in the calendar}
\twocolitem{\windowstyle{wxCAL\_NO\_YEAR\_CHANGE}}{Disable the year changing}
\twocolitem{\windowstyle{wxCAL\_NO\_MONTH\_CHANGE}}{Disable the month (and, implicitly, the year) changing}
+\twocolitem{\windowstyle{wxCAL\_SHOW\_SURROUNDING\_WEEKS}}{Show the neighbouring weeks in the previous and next months}
+\twocolitem{\windowstyle{wxCAL\_SEQUENTIAL\_MONTH\_SELECTION}}{Use alternative, more compact, style for the month and year selection controls.}
\end{twocollist}
The default calendar style is {\tt wxCAL\_SHOW\_HOLIDAYS}.