A printer device context is specific to Windows, and allows access to any printer with a Windows driver. See wxDC for further information on device contexts, and wxDC::GetSize for advice on achieving the correct scaling for the page.
void wxPrinterDC(char *driver, char *device, char *output, Bool interactive = TRUE)
Constructor. With three NULLs, the default printer dialog is displayed. device indicates the type of printer and output is an optional file for printing to. The driver parameter is currently unused. Use the Ok member to test whether the constructor was successful in creating a useable device context.