This class is used for drop files events, that is, when files have been dropped
onto the window. This functionality is currently only available under Windows.
+Important note: this is a separate implementation to the more general
+drag and drop implementation documented \helpref{here}{wxdndoverview}. It uses the
+older, Windows message-based approach of dropping files.
+
\wxheading{Derived from}
\helpref{wxEvent}{wxevent}\\
\helpref{wxObject}{wxobject}
+\wxheading{Include files}
+
+<wx/event.h>
+
\wxheading{Event table macros}
To process a drop files event, use these event handler macros to direct input to a member