gnus-dired-minor-mode provides some useful functions
for dired buffers. It is enabled with
(add-hook 'dired-mode-hook 'turn-on-gnus-dired-mode)
gnus-dired-attach). You will be prompted for a
message buffer.gnus-dired-find-file-mailcap). With prefix, open
file in a new buffer.gnus-dired-print). If there
is no print command, print in a PostScript image.