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;;; essa-r.el -- Possible local customizations for R with ESS.
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;; Copyright (C) 1997--2000 A.J. Rossini, Martin Maechler,
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;; Kurt Hornik, and Richard M. Heiberger.
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;; Copyright (C) 1997--2004 A.J. Rossini, Rich M. Heiberger, Martin
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;; Maechler, Kurt Hornik, Rodney Sparapani, and Stephen Eglen.
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;; Author: A.J. Rossini <rossini@biostat.washington.edu>
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;; Maintainer: A.J. Rossini <rossini@biostat.washington.edu>
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;; Original Author: A.J. Rossini <rossini@u.washington.edu>
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;; Created: 17 November 1999
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;; Modified: $Date: 2001/12/27 23:31:19 $
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;; Version: $Revision: 1.5 $
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;; RCS: $Id: essa-r.el,v 1.5 2001/12/27 23:31:19 ess Exp $
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;; Maintainers: ESS-core <ESS-core@stat.math.ethz.ch>
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;; Keywords: editing and process modes.
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;;; The purpose of this file is to demonstrate some of the extras that
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;;; have been constructed for the ESS R mode; if they prove
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;;; interesting, then they might be migrated to essd-r, the primary
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;; you can invoke ESS/R from emacs by typing
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;; with vsize set to (for example) 40M, and nsize set to 600000.
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(message "Finished evaluation"))
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(defun ess-r-var (beg end)
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"Load the current region of numbers into an R variable. Prompts for
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a variable name. If none is given, it uses a default variable name,
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e. BEG and END denote the region in the current buffer to be sent."
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(save-window-excursion
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(let ( (tmp-file (make-temp-file "ess-r-var"))
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(write-region beg end tmp-file)
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;; Decide on the variable name to use in R; could use completion.
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(setq var (read-string "R Variable name (default e): "))
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;; Command to send to the R process. Get R to delete the file
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;; rather than Emacs in case it takes R a long time to run the
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(setq cmd (concat var " <- scan(\"" tmp-file "\"); "
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"unlink(\"" tmp-file "\")" ))
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;; Put the output from the scan command into the process buffer so
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;; the user has a record of it.
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(ess-execute cmd 'buffer))))
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;;; Peter Dalgaard's code.
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;;; This needs to be cleaned and validated!
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(defun pd::set-up-demo ()
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;; (if (not xemacs) (set-default-font "*courier-bold-r*--14**"))
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(split-window-vertically 6)
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(find-file "demos.R")
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;; Don't need to run this as a function -- ought to be fine if set
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(defun ajr::scroll-to-end::peterD (emacs)
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"Goal: map prompt to bottom of the screen after every command.
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Alternatively, use the scroll-in-place package, not sure where that
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(if (= emacs "emacs")
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(setq scroll-up-aggressively t)
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(setq scroll-conservatively -4)) ;; <- change this
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(defun show-max-other-window ()
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(comint-show-maximum-output)
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;; (ajr::scroll-to-end::peterD "xemacs")
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;; (ajr::scroll-to-end::peterD "emacs")
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(global-set-key [f11] 'show-max-other-window)
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(global-set-key [f12] 'ess-eval-line-and-step))
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lisp/essa-r.el
