\twocolitem{{\windowstyle wxFD\_FILE\_MUST\_EXIST}}{For open dialog only: the user may only select files that actually exist.}
\twocolitem{{\windowstyle wxFD\_MULTIPLE}}{For open dialog only: allows selecting multiple files.}
\twocolitem{{\windowstyle wxFD\_CHANGE\_DIR}}{Change the current working directory to the directory where the file(s) chosen by the user are.}
\twocolitem{{\windowstyle wxFD\_FILE\_MUST\_EXIST}}{For open dialog only: the user may only select files that actually exist.}
\twocolitem{{\windowstyle wxFD\_MULTIPLE}}{For open dialog only: allows selecting multiple files.}
\twocolitem{{\windowstyle wxFD\_CHANGE\_DIR}}{Change the current working directory to the directory where the file(s) chosen by the user are.}