338 lines
10 KiB
EmacsLisp
338 lines
10 KiB
EmacsLisp
;; spreadsheet in S, S-mode or stand-alone
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;; Richard M. Heiberger
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;; 1996
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;; S-mode
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;; Load this file from a running *S* window after starting S/Splus with M-x S
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;; or
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;; stand-alone
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;; Load this file from the dired window in which .Data exists.
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;(set-variable 'buffers-menu-max-size nil)
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(defvar spread-directory (concat "/tmp/" (make-temp-name "spr"))
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"Directory in which to store ascii spreadsheet displays.")
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(defvar spread-command-file (concat spread-directory "/*command*")
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"File through which S will communicate with emacs.")
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(defvar spread-directory-p nil
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"predicate value non-nil when directory has been defined.")
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(defun print-find-emacs nil "display spread.frame from minibuffer" (interactive)
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(spread-print-find (read-string "spread.frame: ") t))
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(defun emacs-rc nil "" (interactive)
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(emacs-cell "1")
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)
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(defun emacs-macro nil "" (interactive)
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(emacs-cell "2")
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)
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(defun emacs-macro-control-text nil "" (interactive)
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(emacs-cell "4")
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)
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(defun emacs-macro-print-text nil "" (interactive)
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(emacs-cell "5")
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)
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(defun emacs-cell (result-type) "" (interactive)
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(setq spread-name (buffer-name))
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(setq r (count-lines 1 (point)))
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(setq c (current-column))
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(set-buffer S-buffer)
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(spread-insert
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(format "emacs.cell('%s', %s, %s, %s)"
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spread-name r c result-type
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)
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)
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(save-excursion
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(set-buffer "*command*")
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(revert-t-t)
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(goto-char (point-min))
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(setq beg (point)) (end-of-line)
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(if (equal result-type "4")
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(progn
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(setq command (buffer-substring beg (point)))
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(set-buffer S-buffer)
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(spread-insert command)
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)
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(setq command (read-string "> " (buffer-substring beg (point))))
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(set-buffer S-buffer)
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(spread-insert command)
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(spread-insert "invisible(assign(.Active, x))")
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(spread-print-find spread-name nil)
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(goto-line r)(forward-char c)
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))
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)
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(defun spread-insert (spread-command) "" (interactive)
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(goto-char (point-max))
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(insert spread-command)
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(comint-send-input)
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(accept-process-output spread-process)
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)
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(defun revert-t-t nil "revert-buffer with no questions asked"
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(interactive)
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(revert-buffer t t)
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)
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(defun revert-t-t-read-only nil "revert-buffer, no questions, read-only"
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(interactive)
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(revert-buffer t t)
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(setq buffer-read-only t)
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)
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(defvar spread-mode-map nil "Keymap for Spread mode.")
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(if spread-mode-map
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nil
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(setq spread-mode-map (make-sparse-keymap))
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(define-key spread-mode-map "\C-cv" 'revert-t-t-read-only)
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(define-key spread-mode-map "\C-m" 'emacs-rc)
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(define-key spread-mode-map "\C-cc" 'emacs-macro)
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(define-key spread-mode-map "\C-cs" 'emacs-macro-control-text)
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(define-key spread-mode-map "\C-cp" 'emacs-macro-print-text)
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(define-key spread-mode-map "f" 'emacs-print-find-emacs)
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(define-key spread-mode-map [mouse-2] 'spread-mouse-print-find-emacs)
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(define-key spread-mode-map [mouse-3] 'spread-mouse-rc)
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)
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(defun spread-mouse-rc (event) "move point then enter"
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(interactive "e")
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(mouse-set-point event)
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(emacs-rc)
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)
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(defun spread-mouse-print-find-emacs (event) "move point then find file"
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(interactive "e")
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(mouse-set-point event)
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(emacs-print-find-emacs)
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)
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(defun spread-mode () "Major mode for spreadsheets.\\{spread-mode-map}"
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(interactive)
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(kill-all-local-variables)
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(make-local-variable 'beg)
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(make-local-variable 'command)
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(use-local-map spread-mode-map)
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(setq mode-name "Spread")
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(setq major-mode 'spread-mode)
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(if (equal (buffer-name) ".Registry") (spread-highlight-macro))
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(setq buffer-read-only t)
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)
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;; from dired.el L547
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; (put-text-property (point)
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; (save-excursion
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; (dired-move-to-end-of-filename)
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; (point))
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; 'mouse-face 'highlight)
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;
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;; (put-text-property (point) (mark) 'mouse-face 'highlight)
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(defun spread-highlight-macro nil
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"highlight spread.frame names for mouse access"
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(interactive)
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(save-excursion
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(goto-char (point-min))
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(search-forward "**macro**")(forward-char)
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(toggle-read-only -1)
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(while (progn
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(setq beg (point))(end-of-line)
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(not (= beg (point)))
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)
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(put-text-property beg (1-(point)) 'mouse-face 'highlight)
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(forward-char)
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)
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(toggle-read-only 1)
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)
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(save-buffer)
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)
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(defun emacs-print-find-emacs nil "" (interactive)
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(beginning-of-line)
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(setq beg (point)) (end-of-line) (backward-char)
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(setq spread-name (buffer-substring beg (point)))
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(spread-print-find spread-name nil)
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)
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(defun find-spread-frame-directory nil
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"Locate directory in which spread.frame functions are stored."
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(list-command-history)
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(set-buffer "*Command History*")
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(goto-char (point-min))
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(search-forward "(load-file ")
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(goto-char (1+ (match-end 0)))(setq beg (point))
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(end-of-line)(search-backward "/")
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(goto-char (match-end 0))
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(setq spread-frame-directory
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(expand-file-name (buffer-substring beg (point))))
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(kill-buffer "*Command History*")
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)
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(defvar inferior-spread-mode nil
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"Non-nil if using inferior-spread-mode as a minor mode of some other mode.")
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(make-variable-buffer-local 'inferior-spread-mode)
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(put 'inferior-spread-mode 'permanent-local t)
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(or (assq 'inferior-spread-mode minor-mode-alist)
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(setq minor-mode-alist (append minor-mode-alist
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(list '(inferior-spread-mode " spread")))))
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(defvar inferior-spread-mode-map nil)
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(if inferior-spread-mode-map
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nil
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(setq inferior-spread-mode-map (make-sparse-keymap))
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(define-key inferior-spread-mode-map "\C-cv" 'revert-t-t)
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(define-key inferior-spread-mode-map "\C-cr" 'print-find-emacs))
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(or (assq 'inferior-spread-mode minor-mode-map-alist)
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(setq minor-mode-map-alist
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(cons (cons 'inferior-spread-mode inferior-spread-mode-map)
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minor-mode-map-alist)))
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(defun inferior-spread-mode (&optional arg)
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"Toggle Inferior Spread mode.
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With arg, turn Inferior Spread mode on if arg is positive, off otherwise."
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(interactive "P")
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(setq inferior-spread-mode
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(if (null arg) (not inferior-spread-mode)
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(> (prefix-numeric-value arg) 0)))
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(if inferior-spread-mode
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(progn
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(set-process-filter spread-process 'comint-output-filter)
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(set-variable 'comint-output-filter-functions
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'(spread-output-filter
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comint-postoutput-scroll-to-bottom))
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(set-variable 'comint-scroll-to-bottom-on-output "this")
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(set-variable 'comint-scroll-show-maximum-output t)
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(force-mode-line-update))
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(message "Don't know how to turn off Inferior Spread mode")))
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(defun spread-process ()
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"Start stand-alone S process to run spread."
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(comint-run S-program)
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(setq spread-process (get-buffer-process (current-buffer)))
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(setq comint-prompt-regexp shell-prompt-pattern)
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(if (not(file-writable-p ".Data/.Audit"))
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(accept-process-output spread-process))
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(accept-process-output spread-process)
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spread-process
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)
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(defun spread-output-filter (str)
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"detect errors in S output"
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(if (or
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(string-match "Dumped" str)
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(string-match "Error" str)
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)
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(progn
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(switch-to-buffer-other-window S-buffer)
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(comint-show-maximum-output)
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(set-variable 'quit-flag t); beeps and writes "quit" in the message area
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)
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)
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)
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(defun spread-print-find (spread-name update-Registry)
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"Place SPREAD-NAME in foreground of S-buffer (*S* or *Splus*),
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update .Registry and revert buffer when UPDATE-REGISTRY is t,
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print all views of spread.frame associated with SPREAD-NAME in .Registry
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to /tmp/spr***** directory, and find or revert all views into emacs buffers."
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(interactive)
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(set-buffer S-buffer)
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(spread-insert
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(format "print.find.emacs('%s', update.Registry=%s)"
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spread-name (if update-Registry "T" "F")))
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(if update-Registry
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(save-excursion (spread-find-file ".Registry")))
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(spread-print-sprds)
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(switch-to-buffer spread-name)
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)
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(defun spread-print-sprds () "Display in buffers all views of spread.frame"
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(interactive)
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(save-excursion
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(set-buffer "*command*")
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(revert-t-t)
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(goto-char (point-min))
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(while (< (point) (point-max))
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(set-buffer "*command*")
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(setq beg (point)) (end-of-line)
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(setq spread-name-i (buffer-substring beg (point)))
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(save-excursion (spread-find-file spread-name-i))
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(forward-line)))
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)
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(defun spread-find-file (spread-name) "Display one view of spread.frame"
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(interactive)
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(switch-to-buffer spread-name)
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(if (buffer-file-name)
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(revert-t-t-read-only)
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(kill-buffer spread-name)
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(find-file (concat spread-directory "/" spread-name))
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)
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(spread-mode)
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)
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(defun spread-start () "load emacs spread.frame handler"
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(if (equal major-mode 'inferior-S-mode)
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(progn
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(setq spread-mode "S-mode")
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(setq S-buffer (current-buffer)))
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(if (equal major-mode 'dired-mode)
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(progn
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(setq spread-mode "stand-alone")
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(setq S-program (read-string "Splus or S? " "Splus"))
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(setq S-buffer (concat "*" (file-name-nondirectory S-program) "*"))
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(if (not (get-buffer S-buffer))
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(get-buffer-create S-buffer))
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(if (get-buffer-process S-buffer) (set-variable 'quit-flag t)))
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(set-variable 'quit-flag t)))
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(setq spread-home-directory default-directory)
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(find-spread-frame-directory)
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(if (not spread-directory-p)
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(progn (make-directory spread-directory)
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(setq spread-directory-p t)))
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(set-buffer S-buffer)
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(cd spread-home-directory)
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(setq spread-process
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(if (equal spread-mode "stand-alone")
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(spread-process)
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(get-buffer-process (current-buffer))))
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(inferior-spread-mode 1)
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(spread-insert
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(format "assign('.spread.Data',attach('%s.Data'),frame=0)"
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spread-frame-directory))
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(spread-insert
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(format "emacs.start('%s')" spread-directory))
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(find-file spread-command-file)
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(spread-find-file ".Registry")
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)
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;; start it up
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(spread-start)
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