Thanks very much, John. I have been trying something of this kind without
much success. Will try to take your code, and work with it.

In the meanwhile, this is really calling for a neat implementation.

Can we have it somewhere marked as TODO?

Vikas


On Wed, Dec 11, 2013 at 9:43 PM, John Hendy <jw.hendy@gmail.com> wrote:

> On Wed, Dec 11, 2013 at 5:12 AM, Vikas Rawal
> <vikaslists@agrarianresearch.org> wrote:
> > What is the best solution for the following scenario?
> >
> > In my org file, I use an R source code to generate a table.  I would
> like to
> > additionally specify notes to this table, and use threeparttable in latex
> > export to be able to specify notes below the table.
> >
> > Can somebody point me to an example on how could this be done best?
>
> I fiddled with this a little out of curiosity, and I'm not sure it's
> going to work with the current #+attr_latex abilities. Someone more
> familiar could correct me, though! I think the issue is that the
> structure needs to be something like this:[1]
>
> ==========
>
> \begin{threeparttable}
> \begin{tabular}{c c c c}
>     \toprule
>     \textbf{1st Column} & \textbf{2nd Colimn} & \textbf{3rd Colimn} &
> \textbf{4th Colimn} \\ \midrule
>       QWERTY\tnote{1}   &                     &                     &  \\
>       ASDFGH\tnote{2}   &                     &                     &
> \\ \bottomrule
> \end{tabular}
> \begin{tablenotes}
> \item[1] qwerty; \item[2] asdfgh
> \end{tablenotes}
> \end{threeparttable}
> ==========
>
> [1] Taken from:
> http://tex.stackexchange.com/questions/118743/threeparttable-notes-layout
>
> But Org, I believe, can only wrap stuff in one \begin/end{} pair. So,
> naively, I tried:
>
> #+begin_src R :session r :exports results :results output wrap :eval no
> library(ascii)
>
> options(asciiType = "org")
>
> data <- data.frame(a = 1:5, b = 6:10, c = 11:15)
> cat("#+attr_latex: :environment threeparttable \n")
> ascii(data, include.rownames = F, rownames = F, colnames = names(data))
>
> #+end_src
>
> #+RESULTS:
> :RESULTS:
> #+attr_latex: :environment threeparttable
> | a    | b     | c     |
> |------+-------+-------|
> | 1.00 | 6.00  | 11.00 |
> | 2.00 | 7.00  | 12.00 |
> | 3.00 | 8.00  | 13.00 |
> | 4.00 | 9.00  | 14.00 |
> | 5.00 | 10.00 | 15.00 |
> :END:
>
> It *sort of* works in that I get LaTeX table syntax wrapped with
> \begin/end{threeparttable}, but then I caught that threeparttable is
> actually a wrapper around tabular. Not sure how you can currently use
> Org to specify two layered wrappers like that? Or you might need
> someone to write an equivalent of #+begin/end_center for
> threeparttable?
>
> #+begin_threeparttable
> table-generating-stuff
> #+end_threeparttable
>
> Even more complicate is that tabular ends, then a tablenotes
> environment begins/ends, and only *then* does threeparttable end.
>
> Sorry I couldn't be of more help. I wanted to post anyway so that
> others might better understand how this is supposed to work. In the
> future, I'd highly recommend posting some minimal code so others can
> understand. At the very least, post some minimal LaTeX of the sort you
> want as a result. Even better would be any Org-specific methods tried.
> Otherwise, people scan the email, see threeparttable, have no
> reference for it (like me) and probably just delete.
>
> I happen to be on vacation with plenty of time for digging, so I dug
> for a bit on this.
>
>
> Best regards,
> John
>
> >
> > Vikas
> >
> >
> >
>