-Note that when storing image/bitmap, you must use image format that wxWindows
-can write (e.g. JPG, PNG, see \helpref{wxImage documentation}{wximage})!
+The \arg{type} argument is one of {\tt wxBITMAP\_TYPE\_XXX} constants.
+Note that you must use a \arg{type} value (aka image format)
+that wxWidgets can save (e.g. JPG, PNG, see \helpref{wxImage
+documentation}{wximage})!