Tim,
if you want to experiemnt with this, the source for that function is in
/Applications/R.app/Contents/Resources/GUI-tools.R
and I will certainly entertain patches.
As for .Rprofile, it is run before the GUI adds its tools to the search path so
you can't modify it there.
Cheers,
Simon
Simon very kindly wrote this function a couple of years ago when I noted how
nice it would be if pressing tab on an already-completed unique name would
write a $ sign and give a drop-down of $ elements.
I'd like to improve the function so that if the completion is a function name,
then pressing