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author | Ludovic Court`es | 2005-06-15 13:00:39 +0000 |
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committer | Ludovic Court`es | 2005-06-15 13:00:39 +0000 |
commit | fc42fe56a57eace2dbdb31574c2e161f0eacf839 (patch) | |
tree | 18111570156cb0e3df0d81c8d104517a2263fd2c /emacs | |
download | skribilo-fc42fe56a57eace2dbdb31574c2e161f0eacf839.tar.gz skribilo-fc42fe56a57eace2dbdb31574c2e161f0eacf839.tar.lz skribilo-fc42fe56a57eace2dbdb31574c2e161f0eacf839.zip |
Initial import of Skribe 1.2d.
Initial import of Skribe 1.2d.
git-archimport-id: lcourtes@laas.fr--2004-libre/skribilo--devel--1.2--base-0
Diffstat (limited to 'emacs')
-rw-r--r-- | emacs/Makefile | 55 | ||||
-rw-r--r-- | emacs/skribe.el | 841 | ||||
-rw-r--r-- | emacs/skribe.el.in | 841 |
3 files changed, 1737 insertions, 0 deletions
diff --git a/emacs/Makefile b/emacs/Makefile new file mode 100644 index 0000000..52074cb --- /dev/null +++ b/emacs/Makefile @@ -0,0 +1,55 @@ +#*=====================================================================*/ +#* serrano/prgm/project/skribe/emacs/Makefile */ +#* ------------------------------------------------------------- */ +#* Author : Manuel Serrano */ +#* Creation : Sat Oct 25 08:20:06 2003 */ +#* Last change : Thu Jan 1 16:46:32 2004 (serrano) */ +#* Copyright : 2003-04 Manuel Serrano */ +#* ------------------------------------------------------------- */ +#* Skribe emacs Makefile */ +#*=====================================================================*/ +include ../etc/Makefile.config +include ../etc/$(SYSTEM)/Makefile.skb + +#*---------------------------------------------------------------------*/ +#* pop */ +#*---------------------------------------------------------------------*/ +.PHONY: pop + +pop: + @ echo emacs/skribe.el.in emacs/Makefile + +#*---------------------------------------------------------------------*/ +#* install/uninstall */ +#*---------------------------------------------------------------------*/ +.PHONY: install uninstall + +install: + $(MAKE) install-$(SYSTEM) +uninstall: + $(MAKE) uninstall-$(SYSTEM) + +install-bigloo: + if [ "$(EMACSDIR) " != " " ]; then \ + if [ -d $(EMACSDIR) ]; then \ + cp skribe.el $(EMACSDIR) && chmod $(BMASK) $(EMACSDIR)/skribe.el; \ + fi \ + fi +uninstall-bigloo: + if [ "$(EMACSDIR) " != " " ]; then \ + if [ -d $(EMACSDIR) ]; then \ + $(RM) -f $(EMACSDIR)/skribe.el; \ + fi \ + fi + +install-stklos: +uninstall-stklos: + +#*---------------------------------------------------------------------*/ +#* clean/distclean */ +#*---------------------------------------------------------------------*/ +.PHONY: clean distclean + +clean: +distclean: clean + $(RM) -f skribe.el diff --git a/emacs/skribe.el b/emacs/skribe.el new file mode 100644 index 0000000..6c4563a --- /dev/null +++ b/emacs/skribe.el @@ -0,0 +1,841 @@ +;*=====================================================================*/ +;* serrano/prgm/project/skribe/emacs/skribe.el.in */ +;* ------------------------------------------------------------- */ +;* Author : Manuel Serrano */ +;* Creation : Sun Nov 23 13:16:30 2003 */ +;* Last change : Sun Jul 11 10:38:17 2004 (serrano) */ +;* Copyright : 2003-04 Manuel Serrano */ +;* ------------------------------------------------------------- */ +;* Skribe minor mode (major mode is supposed to be a */ +;* Scheme-like mode). */ +;*=====================================================================*/ + +;*---------------------------------------------------------------------*/ +;* module */ +;*---------------------------------------------------------------------*/ +(provide 'skribe) +(require 'ude-custom) +(require 'ude-config) +(require 'ude-icon) +(require 'ude-autoload) +(require 'bmacs-config) +(require (if (featurep 'xemacs) 'bmacs-xemacs 'bmacs-gnu-emacs)) + +;*---------------------------------------------------------------------*/ +;* custom */ +;*---------------------------------------------------------------------*/ +;; skribe version +(defconst skribe-version "1.2d" + "*The Skribe version.") + +;; skribe group +(defgroup skribe nil + "Skribe Emacs Environment." + :tag "Skribe" + :prefix "skribe-" + :group 'processes) + +;; emacs directory +(defcustom skribe-emacs-dir '"/users/serrano/emacs/site-lisp/bigloo" + "*Directory for Skribe Emacs installation." + :group 'skribe + :type '(string)) + +;; additional directories for online documentation +(defcustom skribe-docdirs '("/usr/local/doc/skribe-1.2d") + "*Directories for online documentation." + :group 'skribe + :type '(repeat (string))) + +;; Host scheme documentation +(defcustom skribe-host-scheme-docdirs '("/users/serrano/prgm/project/bigloo/manuals") + "*URL for hosting Scheme system." + :group 'skribe + :type '(string)) + +;; html browser +(defcustom skribe-html-browser "mozilla" + "*The binary file to run for browing HTML files or nil for Emacs mode." + :group 'skribe + :type '(choice string (const nil))) + +;; electric parenthesis +(defcustom skribe-electric-parenthesis t + "*Set his to nil if you don't want electric closing parenthesis." + :type 'boolean) + +;;;###autoload +(defcustom skribe-mode-line-string " Skr" + "*String displayed on the modeline when skribe is active. +Set this to nil if you don't want a modeline indicator." + :group 'skribe + :type '(choice string (const :tag "None" nil))) + +;; fixed indentation +(defcustom skribe-forced-indent-regexp ";;;\\|;[*]" + "*The regexp that marks a forced indentation" + :group 'skribe + :type 'string) + +;; normal indentation +(defcustom skribe-body-indent 3 + "*The Skribe indentation width" + :group 'skribe + :type 'integer) + +;; font lock +(defcustom skribe-font-lock-keywords + (list + (list (concat "\(\\(let\\|let[*]\\|letrec\\|define" + "\\|define-markup\\|set[!]" + "\\|lambda\\|labels" + "\\|let-syntax\\|letrec-syntax" + "\\|regular-grammar\\|lalr-grammar" + "\\|if\\|when\\|unless\\|begin\\|case\\|cond\\|else" + "\\|multiple-value-bind\\|values\\)[ :\n\t]") + 1 + 'font-lock-keyword-face) + + (list "(\\(document\\|chapter\\|section\\|subsection\\|subsubsection\\|paragraph\\|p\\|skribe-load\\|include\\|slide\\)[) \n]" + 1 + 'font-lock-function-name-face) + (list "(\\(toc\\|itemize\\|enumerate\\|description\\|item\\|the-bibliography\\|the-index\\|default-index\\|frame\\|center\\|table\\|tr\\|th\\|td\\|linebreak\\|footnote\\|color\\|author\\|prog\\|source\\|figure\\|image\\)[) \n]" + 1 + 'ude-font-lock-face-2) + (list "(\\(bold\\|code\\|emph\\|it\\|kbd\\|tt\\|roman\\|underline\\|var\\|samp\\|sc\\|sf\\|sup\\|sub\\)[ )]" + 1 + 'ude-font-lock-face-8) + (list "(\\(ref\\|mailto\\|mark\\|new\\)[) \n]" + 1 + 'ude-font-lock-face-3) + (cons "\\(:[^] \n)]+\\|#![a-zA-Z]+\\)" + 'ude-font-lock-face-7) + (cons "[[]\\|]" + 'ude-font-lock-face-3) + (list "(\\(markup-writer\\|make-engine\\|copy-engine\\|default-engine-set!\\|engine-custom\\|engine-custom-set!\\|engine-custom-add!\\|markup-option\\|markup-option-add!\\|markup-body\\)[ \n]" + 1 + 'font-lock-function-name-face) + (list ",(\\([^ \n()]+\\)" + 1 + 'ude-font-lock-face-6)) + "*The Skribe font-lock specification." + :group 'skribe) + +;; tool-bar +(defcustom skribe-toolbar + `(;; the spell button + ("spell.xpm" flyspell-buffer "Buffer spell check") + -- + ;; the compile button + (,ude-compile-icon ude-mode-compile-from-menu "Compile") + ;; the root button + (,ude-root-icon ude-user-set-root-directory "Set new root directory") + -- + ;; the repl button + (,ude-repl-icon ude-repl-other-frame "Start a read-eval-print loop") + -- + --> + -- + ;; online documentation + (,ude-help-icon skribe-doc-ident "Describe markup at point") + (,ude-info-icon skribe-manuals "Skribe online documentations")) + "*The Skribe toolbar" + :group 'skribe) + +;; paragraphs +(defcustom skribe-paragraph-start + "^\\(?:[ \t\n\f]\\|;;\\|[(]\\(?:section\\|sub\\|p\\|slide\\|document\\)\\)" + "*The regexp that marks a paragraph start" + :group 'skribe + :type 'string) + +(defcustom skribe-paragraph-separate + "^[ \t\f%]*$" + "*The regexp that marks a paragraph separation" + :group 'skribe + :type 'string) + +;*---------------------------------------------------------------------*/ +;* Which emacs are we currently running */ +;*---------------------------------------------------------------------*/ +(defvar skribe-emacs + (cond + ((string-match "XEmacs" emacs-version) + 'xemacs) + (t + 'emacs)) + "The type of Emacs we are currently running.") + +;*---------------------------------------------------------------------*/ +;* Autoloading */ +;*---------------------------------------------------------------------*/ +;;;###autoload +(defvar skribe-mode-map (make-sparse-keymap)) + +;;;###autoload +(if (fboundp 'add-minor-mode) + (add-minor-mode 'skribe-mode + 'skribe-mode-line-string + nil + nil + 'skribe-mode) + + (or (assoc 'skribe-mode minor-mode-alist) + (setq minor-mode-alist + (cons '(skribe-mode skribe-mode-line-string) + minor-mode-alist))) + + (or (assoc 'skribe-mode minor-mode-map-alist) + (setq minor-mode-map-alist + (cons (cons 'skribe-mode skribe-mode-map) + minor-mode-map-alist)))) + +;*---------------------------------------------------------------------*/ +;* skribe-manuals-menu-entry ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-manuals-menu-entry (s) + (let ((sym (gensym))) + (fset sym `(lambda () + (interactive) + (ude-system skribe-html-browser + (format "file:%s" (expand-file-name ,s))))) + (vector (file-name-nondirectory s) sym t))) + +;*---------------------------------------------------------------------*/ +;* skribe-directory-html-files */ +;*---------------------------------------------------------------------*/ +(defun skribe-directory-html-files (dirs) + (let ((dirs dirs) + (res '())) + (while (consp dirs) + (let ((dir (car dirs))) + (when (file-directory-p dir) + (setq res (append (directory-files dir t "^.+[^0-9][.]html$") res)) + (setq dirs (cdr dirs))))) + res)) + +;*---------------------------------------------------------------------*/ +;* skribe-manuals ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-manuals () + (interactive) + (when (stringp skribe-html-browser) + (let ((res (skribe-directory-html-files skribe-docdirs)) + (host (sort (skribe-directory-html-files skribe-host-scheme-docdirs) + 'string<))) + (if (= (length res) 1) + (ude-system skribe-html-browser + (format "file:%s" (expand-file-name (car res)))) + (let (user dir) + (let ((old res) + (new '())) + (while (consp old) + (let* ((f (car old)) + (b (file-name-nondirectory f))) + (setq old (cdr old)) + (cond + ((string-equal b "user.html") + (setq user f)) + ((string-equal b "dir.html") + (setq dir f)) + (t (setq new (cons f new)))))) + (let* ((rest (mapcar 'skribe-manuals-menu-entry + (sort new + '(lambda (s u) + (string< + (file-name-nondirectory s) + (file-name-nondirectory u)))))) + (smenu (cond + ((and user dir) + (append (list (skribe-manuals-menu-entry user) + (skribe-manuals-menu-entry dir) + "--:shadowEtchedInDash") + rest)) + ((dir) + (cons (skribe-manuals-menu-entry dir) rest)) + ((user) + (cons (skribe-manuals-menu-entry user) rest)) + (t + rest))) + (menu (if (consp host) + (append smenu + (cons "--:shadowEtchedInDash" + (mapcar 'skribe-manuals-menu-entry + host))) + smenu))) + (popup-menu + (cons "Doc" menu))))))))) + +;*---------------------------------------------------------------------*/ +;* skribe-scheme-indent-line ... */ +;*---------------------------------------------------------------------*/ +(defvar skribe-scheme-indent-line nil) +(make-variable-buffer-local 'skribe-scheme-indent-line) + +;*---------------------------------------------------------------------*/ +;* skribe-insert-parenthesis ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-insert-parenthesis (char) + ;; find the open parenthesis + (if skribe-electric-parenthesis + (let ((clo nil) + (tag nil)) + (save-excursion + (save-restriction + ;; Scan across one sexp within that range. + ;; Errors or nil mean there is a mismatch. + (insert ?\)) + (condition-case () + (let ((pos (scan-sexps (point) -1))) + (if pos + (progn + (save-excursion + (goto-char pos) + (forward-word 1) + (setq tag (buffer-substring (1+ pos) (point)))) + (setq clo (matching-paren (char-after pos)))) )) + (error nil)))) + (if clo + (progn + (delete-char 1) + (insert clo)) + (forward-char 1))) + (insert char))) + +;*---------------------------------------------------------------------*/ +;* skribe-parenthesis ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-parenthesis (&optional dummy) + "Automatic parenthesis closing of )." + (interactive) + ;; find the open parenthesis + (skribe-insert-parenthesis ?\))) + +;*---------------------------------------------------------------------*/ +;* skribe-bracket ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-bracket (&optional dummy) + "Automatic parenthesis closing of ]." + (interactive) + (skribe-insert-parenthesis ?\])) + +;*---------------------------------------------------------------------*/ +;* skribe-doc-ident ... */ +;* ------------------------------------------------------------- */ +;* On-line document for identifier IDENT. This spawns an */ +;* HTML browser for serving the documentation. */ +;*---------------------------------------------------------------------*/ +(defun skribe-doc-ident (ident) + (interactive (ude-interactive-ident (point) "Identifier: ")) + (and (stringp skribe-html-browser) + (let ((dirs skribe-docdirs)) + (while (consp dirs) + (let* ((dir (car dirs)) + (html-ref (ude-sui-find-ref ident dir))) + (if (stringp html-ref) + (progn + (ude-system skribe-html-browser + (format "file:%s/%s" + (expand-file-name dir) + html-ref)) + (setq dirs '())) + (setq dirs (cdr dirs)))))))) + +;*---------------------------------------------------------------------*/ +;* skribe-mode ... */ +;*---------------------------------------------------------------------*/ +;;;###autoload +(defvar skribe-mode nil) +(make-variable-buffer-local 'skribe-mode) + +;*---------------------------------------------------------------------*/ +;* skribe-major-mode ... */ +;*---------------------------------------------------------------------*/ +;;;###autoload +(defun skribe-major-mode () + "Major mode for editing Skribe code." + (interactive) + (bee-mode) + (skribe-mode t)) + +;*---------------------------------------------------------------------*/ +;* skribe-mode ... */ +;*---------------------------------------------------------------------*/ +;;;###autoload +(defun skribe-mode (&optional arg) + "Minor mode for editing Skribe sources. + +Bindings: +\\[skribe-doc-ident]: on-line document. + +Hooks: +This runs `skribe-mode-hook' after skribe is enterend." + (interactive "P") + (let ((old-skribe-mode skribe-mode)) + ;; Mark the mode as on or off. + (setq skribe-mode (not (or (and (null arg) skribe-mode) + (<= (prefix-numeric-value arg) 0)))) + ;; Do the real work. + (unless (eq skribe-mode old-skribe-mode) + (if skribe-mode (skribe-activate-mode) nil)) + ;; Force modeline redisplay. + (set-buffer-modified-p (buffer-modified-p)))) + +;*---------------------------------------------------------------------*/ +;* skribe-return ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-return (&optional dummy) + "Automatic indentation on RET." + (interactive) + (newline) + (if (>= (point) (point-min)) + (skribe-indent-line))) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-line-toggle ... */ +;*---------------------------------------------------------------------*/ +(defvar skribe-indent-line-toggle nil) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-line ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-line () + (interactive) + (if (eq last-command 'skribe-indent-line) + (if skribe-indent-line-toggle + (skribe-do-indent-line) + (progn + (setq skribe-indent-line-toggle t) + (if skribe-scheme-indent-line + (funcall skribe-scheme-indent-line)))) + (skribe-do-indent-line))) + +;*---------------------------------------------------------------------*/ +;* skribe-do-indent-line ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-do-indent-line () + (setq skribe-indent-line-toggle nil) + (let ((start (point)) beg) + (beginning-of-line) + (setq beg (point)) + (skip-chars-forward " \t") + (let* ((pos (- (point-max) start)) + (indent (skribe-calculate-indent start))) + (when indent + (if (listp indent) (setq indent (car indent))) + (let ((shift-amt (- indent (current-column)))) + (if (zerop shift-amt) + nil + (delete-region beg (point)) + (indent-to indent)))) + ;; If initial point was within line's indentation, + ;; position after the indentation. + ;; Else stay at same point in text. + (if (> (- (point-max) pos) (point)) + (goto-char (- (point-max) pos)))))) + +;*---------------------------------------------------------------------*/ +;* skribe-calculate-indent ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-calculate-indent (start &optional parse-start) + "Return appropriate indentation for current line as Skribe code. +In usual case returns an integer: the column to indent to. +Can instead return a list, whose car is the column to indent to. +This means that following lines at the same level of indentation +should not necessarily be indented the same way. +The second element of the list is the buffer position +of the start of the containing expression." + (or (skribe-calculate-forced-indent) + (skribe-calculate-free-indent start parse-start))) + +;*---------------------------------------------------------------------*/ +;* skribe-calculate-forced-indent ... */ +;* ------------------------------------------------------------- */ +;* Returns a column number iff the line indentation is forced */ +;* (i.e. the previous line starts with a "[ \t]*;;;"). Otherwise */ +;* returns f. */ +;*---------------------------------------------------------------------*/ +(defun skribe-calculate-forced-indent () + (save-excursion + (previous-line 1) + (beginning-of-line) + (skip-chars-forward " \t") + (let ((s (current-column))) + (and (looking-at skribe-forced-indent-regexp) s)))) + +;*---------------------------------------------------------------------*/ +;* skribe-calculate-free-indent ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-calculate-free-indent (start &optional parse-start) + (save-excursion + (beginning-of-line) + (let ((indent-point (point)) state paren-depth desired-indent (retry t) + last-sexp containing-sexp first-sexp-list-p skribe-indent) + (if parse-start + (goto-char parse-start) + ;; TOBE IMPROVED + (goto-char (point-min))) +;* (beginning-of-defun)) */ + ;; Find outermost containing sexp + (while (< (point) indent-point) + (setq state (parse-partial-sexp (point) indent-point 0))) + ;; Find innermost containing sexp + (while (and retry (setq paren-depth (car state)) (> paren-depth 0)) + (setq retry nil) + (setq last-sexp (nth 2 state)) + (setq containing-sexp (car (cdr state))) + ;; Position following last unclosed open. + (goto-char (1+ containing-sexp)) + ;; Is there a complete sexp since then? + (if (and last-sexp (> last-sexp (point))) + ;; Yes, but is there a containing sexp after that? + (let ((peek (parse-partial-sexp last-sexp indent-point 0))) + (if (setq retry (car (cdr peek))) (setq state peek)))) + (if (not retry) + ;; Innermost containing sexp found + (progn + (goto-char (1+ containing-sexp)) + (if (not last-sexp) + ;; indent-point immediately follows open paren. + ;; Don't call hook. + (setq desired-indent (current-column)) + ;; Move to first sexp after containing open paren + (parse-partial-sexp (point) last-sexp 0 t) + (setq first-sexp-list-p (looking-at "\\s(")) + (cond + ((> (save-excursion (forward-line 1) (point)) + last-sexp) + ;; Last sexp is on same line as containing sexp. + ;; It's almost certainly a function call. + (parse-partial-sexp (point) last-sexp 0 t) + (if (/= (point) last-sexp) + ;; Indent beneath first argument or, if only one sexp + ;; on line, indent beneath that. + (progn (forward-sexp 1) + (parse-partial-sexp (point) last-sexp 0 t))) + (backward-prefix-chars)) + (t + ;; Indent beneath first sexp on same line as last-sexp. + ;; Again, it's almost certainly a function call. + (goto-char last-sexp) + (beginning-of-line) + (parse-partial-sexp (point) last-sexp 0 t) + (backward-prefix-chars))))))) + ;; If looking at a list, don't call hook. + (if first-sexp-list-p + (setq desired-indent (current-column))) + ;; Point is at the point to indent under unless we are inside a string. + ;; Call indentation hook except when overriden by skribe-indent-offset + ;; or if the desired indentation has already skriben computed. + '(message-box (format "start=%s\nfirst-sexp-lisp-p: %s\nstate: %s\ndesired-indent: %s\nintegerp=%s\nchar-after=%s\ncur-char=%s\npoint=%s\nskribe-indent-function-p=%s\n" start first-sexp-list-p state desired-indent + (integerp (car (nthcdr 1 state))) + (char-after (car (nthcdr 1 state))) + (char-after (point)) + (point) + (skribe-indent-method state))) + (cond ((car (nthcdr 3 state)) + ;; Inside a string, don't change indentation. + (goto-char indent-point) + (skip-chars-forward " \t") + (setq desired-indent (current-column))) + ((skribe-indent-bracket-p state) + ;; indenting a bracket + (save-excursion + (goto-char start) + (skip-chars-forward " \t") + (let ((c (car (nthcdr 9 state)))) + (if (and (consp c) (looking-at ",(") nil) + (let ((l (length c))) + (if (< l 2) + (setq desired-indent 0) + (progn + (goto-char (car (nthcdr (- l 2) c))) + (setq desired-indent (current-column))))) + (setq desired-indent 0))))) + ((setq skribe-indent (skribe-indent-method state)) + ;; skribe special form + (setq desired-indent skribe-indent)) + (skribe-scheme-indent-line + ;; scheme form + (goto-char start) + (funcall skribe-scheme-indent-line) + (setq desired-indent nil)) + (t + ;; use default indentation if not computed yet + (setq desired-indent (current-column)))) + desired-indent))) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-bracket-p ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-bracket-p (state) + (or (and (integerp (car (nthcdr 1 state))) + (eq (char-after (car (nthcdr 1 state))) ?[)) + (let ((op (car (nthcdr 9 state)))) + (and (consp op) + (let ((po (reverse op)) + (context 'unknown)) + (save-excursion + (while (and (consp po) (eq context 'unknown)) + (cond + ((eq (char-after (car po)) ?[) + (setq context 'skribe)) + ((and (eq (char-after (car po)) ?\() + (> (car po) (point-min)) + (eq (char-after (1- (car po))) ?,)) + (setq context 'scheme)) + (t + (setq po (cdr po)))))) + (eq context 'skribe)))))) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-method ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-method (state) + (let ((is (car (nthcdr 1 state)))) + (and (integerp is) + (save-excursion + (goto-char is) + (let* ((function (intern-soft + (buffer-substring + (progn (forward-char 1) (point)) + (progn (forward-sexp 1) (point))))) + (method (get function 'skribe-indent))) + (if (functionp method) + (funcall method state) + nil)))))) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-function ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-function (state) + (save-excursion + (goto-char (car (nthcdr 1 state))) + (+ (current-column) skribe-body-indent))) + +;*---------------------------------------------------------------------*/ +;* normal-indent ... */ +;*---------------------------------------------------------------------*/ +(defvar normal-indent 0) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-sexp ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-sexp () + "Indent each line of the list starting just after point." + (interactive) + (let ((indent-stack (list nil)) (next-depth 0) last-depth bol + outer-loop-done inner-loop-done state this-indent) + (save-excursion (forward-sexp 1)) + (save-excursion + (setq outer-loop-done nil) + (while (not outer-loop-done) + (setq last-depth next-depth + inner-loop-done nil) + (while (and (not inner-loop-done) + (not (setq outer-loop-done (eobp)))) + (setq state (parse-partial-sexp (point) (progn (end-of-line) (point)) + nil nil state)) + (setq next-depth (car state)) + (if (car (nthcdr 4 state)) + (progn (skribe-comment-indent) + (end-of-line) + (setcar (nthcdr 4 state) nil))) + (if (car (nthcdr 3 state)) + (progn + (forward-line 1) + (setcar (nthcdr 5 state) nil)) + (setq inner-loop-done t))) + (if (setq outer-loop-done (<= next-depth 0)) + nil + (while (> last-depth next-depth) + (setq indent-stack (cdr indent-stack) + last-depth (1- last-depth))) + (while (< last-depth next-depth) + (setq indent-stack (cons nil indent-stack) + last-depth (1+ last-depth))) + (forward-line 1) + (setq bol (point)) + (skip-chars-forward " \t") + (if (or (eobp) (looking-at ";\\(;;\\|[*]\\)")) + nil + (let ((val (skribe-calculate-indent + (point) + (if (car indent-stack) (- (car indent-stack)))))) + (cond + ((integerp val) + (setcar indent-stack (setq this-indent val))) + ((consp val) + (setcar indent-stack (- (car (cdr val)))) + (setq this-indent (car val))) + (t + (setq this-indent nil)))) + (if (and (integerp this-indent) (/= (current-column) this-indent)) + (progn (delete-region bol (point)) + (indent-to this-indent))))))))) + +;*---------------------------------------------------------------------*/ +;* skribe-comment-indent ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-comment-indent (&optional pos) + (save-excursion + (if pos (goto-char pos)) + (cond + ((looking-at ";;;") + (current-column)) + ((looking-at ";*") + 0) + ((looking-at "[ \t]*;;") + (let ((tem (skribe-calculate-indent (point)))) + (if (listp tem) (car tem) tem))) + (t + (skip-chars-backward " \t") + (max (if (bolp) 0 (1+ (current-column))) + comment-column))))) + +;*---------------------------------------------------------------------*/ +;* skribe-custom-indent ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-custom-indent () + (save-excursion + (goto-char (point-min)) + ;; The concat is used to split the regexp so that it is nolonger + ;; to find itself! Without the split, the skribe mode cannot be + ;; used to edit this source file! + (let ((regexp (concat "@ind" "ent:\\([^@]+\\)@"))) + (while (re-search-forward regexp (point-max) t) + (condition-case () + (eval-region (match-beginning 1) (match-end 1) nil) + (error nil)))))) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-load ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-load (file) + (let ((lp (cons skribe-emacs-dir load-path))) + (while (consp lp) + (let ((f (concat (car lp) "/" file))) + (if (file-exists-p f) + (progn + (load f) + (set! lp '())) + (set! lp (cdr lp))))))) + +;*---------------------------------------------------------------------*/ +;* skribe-activate-mode ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-activate-mode () + ;; buffer local global variables + (make-variable-buffer-local 'ude-extra-identifier-chars) + (setq ude-extra-identifier-chars "-") + ;; the keymap + (skribe-activate-keymap skribe-mode-map) + ;; font lock + (make-local-variable 'font-lock-defaults) + (setq font-lock-defaults '(skribe-font-lock-keywords)) + (font-lock-mode nil) + (font-lock-mode t) + ;; paragraph + (make-variable-buffer-local 'paragraph-start) + (setq paragraph-start skribe-paragraph-start) + (make-variable-buffer-local 'paragraph-separate) + (setq paragraph-separate skribe-paragraph-separate) + ;; try to retreive the globa'paragraph-startl indentation binding + (if (not skribe-scheme-indent-line) + (setq skribe-scheme-indent-line (global-key-binding "\t"))) + ;; the toolbar + (use-local-map skribe-mode-map) + (ude-toolbar-set skribe-toolbar) + ;; the custom indentation + (skribe-custom-indent) + ;; we end with the skribe hooks + (run-hooks 'skribe-mode-hook) + t) + +;*---------------------------------------------------------------------*/ +;* skribe-activate-keymap ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-activate-keymap (map) + (define-key map "\C-m" 'skribe-return) + (define-key map "\e\C-m" 'newline) + (define-key map "\t" 'skribe-indent-line) + (define-key map ")" 'skribe-parenthesis) + (define-key map "]" 'skribe-bracket) + (define-key map "\e\C-q" 'skribe-indent-sexp) + (cond + ((eq skribe-emacs 'xemacs) + (define-key map [(control \))] (lambda () (interactive) (insert ")"))) + (define-key map [(control \])] (lambda () (interactive) (insert "]")))) + (t + (define-key map [?\C-\)] (lambda () (interactive) (insert ")"))) + (define-key map [?\C-\]] (lambda () (interactive) (insert "]")))))) + +;*---------------------------------------------------------------------*/ +;* Standard Skribe indent forms */ +;*---------------------------------------------------------------------*/ +(put 'make-engine 'skribe-indent 'skribe-indent-function) +(put 'copy-engine 'skribe-indent 'skribe-indent-function) +(put 'markup-writer 'skribe-indent 'skribe-indent-function) +(put 'engine-custom 'skribe-indent 'skribe-indent-function) +(put 'engine-custom-set! 'skribe-indent 'skribe-indent-function) +(put 'document 'skribe-indent 'skribe-indent-function) +(put 'author 'skribe-indent 'skribe-indent-function) +(put 'chapter 'skribe-indent 'skribe-indent-function) +(put 'section 'skribe-indent 'skribe-indent-function) +(put 'subsection 'skribe-indent 'skribe-indent-function) +(put 'subsubsection 'skribe-indent 'skribe-indent-function) +(put 'paragraph 'skribe-indent 'skribe-indent-function) +(put 'footnote 'skribe-indent 'skribe-indent-function) +(put 'linebreak 'skribe-indent 'skribe-indent-function) +(put 'hrule 'skribe-indent 'skribe-indent-function) +(put 'color 'skribe-indent 'skribe-indent-function) +(put 'frame 'skribe-indent 'skribe-indent-function) +(put 'font 'skribe-indent 'skribe-indent-function) +(put 'flush 'skribe-indent 'skribe-indent-function) +(put 'center 'skribe-indent 'skribe-indent-function) +(put 'pre 'skribe-indent 'skribe-indent-function) +(put 'prog 'skribe-indent 'skribe-indent-function) +(put 'source 'skribe-indent 'skribe-indent-function) +(put 'language 'skribe-indent 'skribe-indent-function) +(put 'itemize 'skribe-indent 'skribe-indent-function) +(put 'enumerate 'skribe-indent 'skribe-indent-function) +(put 'description 'skribe-indent 'skribe-indent-function) +(put 'item 'skribe-indent 'skribe-indent-function) +(put 'figure 'skribe-indent 'skribe-indent-function) +(put 'table 'skribe-indent 'skribe-indent-function) +(put 'tr 'skribe-indent 'skribe-indent-function) +(put 'td 'skribe-indent 'skribe-indent-function) +(put 'th 'skribe-indent 'skribe-indent-function) +(put 'image 'skribe-indent 'skribe-indent-function) +(put 'blockquote 'skribe-indent 'skribe-indent-function) +(put 'roman 'skribe-indent 'skribe-indent-function) +(put 'bold 'skribe-indent 'skribe-indent-function) +(put 'underline 'skribe-indent 'skribe-indent-function) +(put 'strike 'skribe-indent 'skribe-indent-function) +(put 'emph 'skribe-indent 'skribe-indent-function) +(put 'kbdb 'skribe-indent 'skribe-indent-function) +(put 'it 'skribe-indent 'skribe-indent-function) +(put 'tt 'skribe-indent 'skribe-indent-function) +(put 'code 'skribe-indent 'skribe-indent-function) +(put 'var 'skribe-indent 'skribe-indent-function) +(put 'smap 'skribe-indent 'skribe-indent-function) +(put 'sf 'skribe-indent 'skribe-indent-function) +(put 'sc 'skribe-indent 'skribe-indent-function) +(put 'sub 'skribe-indent 'skribe-indent-function) +(put 'sup 'skribe-indent 'skribe-indent-function) +(put 'mailto 'skribe-indent 'skribe-indent-function) +(put 'mark 'skribe-indent 'skribe-indent-function) +(put 'handle 'skribe-indent 'skribe-indent-function) +(put 'ref 'skribe-indent 'skribe-indent-function) +(put 'resolve 'skribe-indent 'skribe-indent-function) +(put 'bibliography 'skribe-indent 'skribe-indent-function) +(put 'the-bibliography 'skribe-indent 'skribe-indent-function) +(put 'make-index 'skribe-indent 'skribe-indent-function) +(put 'index 'skribe-indent 'skribe-indent-function) +(put 'the-index 'skribe-indent 'skribe-indent-function) +(put 'char 'skribe-indent 'skribe-indent-function) +(put 'symbol 'skribe-indent 'skribe-indent-function) +(put '! 'skribe-indent 'skribe-indent-function) +(put 'processor 'skribe-indent 'skribe-indent-function) +(put 'slide 'skribe-indent 'skribe-indent-function) +(put 'counter 'skribe-indent 'skribe-indent-function) diff --git a/emacs/skribe.el.in b/emacs/skribe.el.in new file mode 100644 index 0000000..1b1ae4f --- /dev/null +++ b/emacs/skribe.el.in @@ -0,0 +1,841 @@ +;*=====================================================================*/ +;* serrano/prgm/project/skribe/emacs/skribe.el.in */ +;* ------------------------------------------------------------- */ +;* Author : Manuel Serrano */ +;* Creation : Sun Nov 23 13:16:30 2003 */ +;* Last change : Sun Jul 11 10:38:17 2004 (serrano) */ +;* Copyright : 2003-04 Manuel Serrano */ +;* ------------------------------------------------------------- */ +;* Skribe minor mode (major mode is supposed to be a */ +;* Scheme-like mode). */ +;*=====================================================================*/ + +;*---------------------------------------------------------------------*/ +;* module */ +;*---------------------------------------------------------------------*/ +(provide 'skribe) +(require 'ude-custom) +(require 'ude-config) +(require 'ude-icon) +(require 'ude-autoload) +(require 'bmacs-config) +(require (if (featurep 'xemacs) 'bmacs-xemacs 'bmacs-gnu-emacs)) + +;*---------------------------------------------------------------------*/ +;* custom */ +;*---------------------------------------------------------------------*/ +;; skribe version +(defconst skribe-version "@SKRIBE_RELEASE@" + "*The Skribe version.") + +;; skribe group +(defgroup skribe nil + "Skribe Emacs Environment." + :tag "Skribe" + :prefix "skribe-" + :group 'processes) + +;; emacs directory +(defcustom skribe-emacs-dir '"@SKRIBE_EMACSDIR@" + "*Directory for Skribe Emacs installation." + :group 'skribe + :type '(string)) + +;; additional directories for online documentation +(defcustom skribe-docdirs '("@SKRIBE_DOCDIR@") + "*Directories for online documentation." + :group 'skribe + :type '(repeat (string))) + +;; Host scheme documentation +(defcustom skribe-host-scheme-docdirs '("@SKRIBE_HOSTSCHEMEDOCDIR@") + "*URL for hosting Scheme system." + :group 'skribe + :type '(string)) + +;; html browser +(defcustom skribe-html-browser "mozilla" + "*The binary file to run for browing HTML files or nil for Emacs mode." + :group 'skribe + :type '(choice string (const nil))) + +;; electric parenthesis +(defcustom skribe-electric-parenthesis t + "*Set his to nil if you don't want electric closing parenthesis." + :type 'boolean) + +;;;###autoload +(defcustom skribe-mode-line-string " Skr" + "*String displayed on the modeline when skribe is active. +Set this to nil if you don't want a modeline indicator." + :group 'skribe + :type '(choice string (const :tag "None" nil))) + +;; fixed indentation +(defcustom skribe-forced-indent-regexp ";;;\\|;[*]" + "*The regexp that marks a forced indentation" + :group 'skribe + :type 'string) + +;; normal indentation +(defcustom skribe-body-indent 3 + "*The Skribe indentation width" + :group 'skribe + :type 'integer) + +;; font lock +(defcustom skribe-font-lock-keywords + (list + (list (concat "\(\\(let\\|let[*]\\|letrec\\|define" + "\\|define-markup\\|set[!]" + "\\|lambda\\|labels" + "\\|let-syntax\\|letrec-syntax" + "\\|regular-grammar\\|lalr-grammar" + "\\|if\\|when\\|unless\\|begin\\|case\\|cond\\|else" + "\\|multiple-value-bind\\|values\\)[ :\n\t]") + 1 + 'font-lock-keyword-face) + + (list "(\\(document\\|chapter\\|section\\|subsection\\|subsubsection\\|paragraph\\|p\\|skribe-load\\|include\\|slide\\)[) \n]" + 1 + 'font-lock-function-name-face) + (list "(\\(toc\\|itemize\\|enumerate\\|description\\|item\\|the-bibliography\\|the-index\\|default-index\\|frame\\|center\\|table\\|tr\\|th\\|td\\|linebreak\\|footnote\\|color\\|author\\|prog\\|source\\|figure\\|image\\)[) \n]" + 1 + 'ude-font-lock-face-2) + (list "(\\(bold\\|code\\|emph\\|it\\|kbd\\|tt\\|roman\\|underline\\|var\\|samp\\|sc\\|sf\\|sup\\|sub\\)[ )]" + 1 + 'ude-font-lock-face-8) + (list "(\\(ref\\|mailto\\|mark\\|new\\)[) \n]" + 1 + 'ude-font-lock-face-3) + (cons "\\(:[^] \n)]+\\|#![a-zA-Z]+\\)" + 'ude-font-lock-face-7) + (cons "[[]\\|]" + 'ude-font-lock-face-3) + (list "(\\(markup-writer\\|make-engine\\|copy-engine\\|default-engine-set!\\|engine-custom\\|engine-custom-set!\\|engine-custom-add!\\|markup-option\\|markup-option-add!\\|markup-body\\)[ \n]" + 1 + 'font-lock-function-name-face) + (list ",(\\([^ \n()]+\\)" + 1 + 'ude-font-lock-face-6)) + "*The Skribe font-lock specification." + :group 'skribe) + +;; tool-bar +(defcustom skribe-toolbar + `(;; the spell button + ("spell.xpm" flyspell-buffer "Buffer spell check") + -- + ;; the compile button + (,ude-compile-icon ude-mode-compile-from-menu "Compile") + ;; the root button + (,ude-root-icon ude-user-set-root-directory "Set new root directory") + -- + ;; the repl button + (,ude-repl-icon ude-repl-other-frame "Start a read-eval-print loop") + -- + --> + -- + ;; online documentation + (,ude-help-icon skribe-doc-ident "Describe markup at point") + (,ude-info-icon skribe-manuals "Skribe online documentations")) + "*The Skribe toolbar" + :group 'skribe) + +;; paragraphs +(defcustom skribe-paragraph-start + "^\\(?:[ \t\n\f]\\|;;\\|[(]\\(?:section\\|sub\\|p\\|slide\\|document\\)\\)" + "*The regexp that marks a paragraph start" + :group 'skribe + :type 'string) + +(defcustom skribe-paragraph-separate + "^[ \t\f%]*$" + "*The regexp that marks a paragraph separation" + :group 'skribe + :type 'string) + +;*---------------------------------------------------------------------*/ +;* Which emacs are we currently running */ +;*---------------------------------------------------------------------*/ +(defvar skribe-emacs + (cond + ((string-match "XEmacs" emacs-version) + 'xemacs) + (t + 'emacs)) + "The type of Emacs we are currently running.") + +;*---------------------------------------------------------------------*/ +;* Autoloading */ +;*---------------------------------------------------------------------*/ +;;;###autoload +(defvar skribe-mode-map (make-sparse-keymap)) + +;;;###autoload +(if (fboundp 'add-minor-mode) + (add-minor-mode 'skribe-mode + 'skribe-mode-line-string + nil + nil + 'skribe-mode) + + (or (assoc 'skribe-mode minor-mode-alist) + (setq minor-mode-alist + (cons '(skribe-mode skribe-mode-line-string) + minor-mode-alist))) + + (or (assoc 'skribe-mode minor-mode-map-alist) + (setq minor-mode-map-alist + (cons (cons 'skribe-mode skribe-mode-map) + minor-mode-map-alist)))) + +;*---------------------------------------------------------------------*/ +;* skribe-manuals-menu-entry ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-manuals-menu-entry (s) + (let ((sym (gensym))) + (fset sym `(lambda () + (interactive) + (ude-system skribe-html-browser + (format "file:%s" (expand-file-name ,s))))) + (vector (file-name-nondirectory s) sym t))) + +;*---------------------------------------------------------------------*/ +;* skribe-directory-html-files */ +;*---------------------------------------------------------------------*/ +(defun skribe-directory-html-files (dirs) + (let ((dirs dirs) + (res '())) + (while (consp dirs) + (let ((dir (car dirs))) + (when (file-directory-p dir) + (setq res (append (directory-files dir t "^.+[^0-9][.]html$") res)) + (setq dirs (cdr dirs))))) + res)) + +;*---------------------------------------------------------------------*/ +;* skribe-manuals ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-manuals () + (interactive) + (when (stringp skribe-html-browser) + (let ((res (skribe-directory-html-files skribe-docdirs)) + (host (sort (skribe-directory-html-files skribe-host-scheme-docdirs) + 'string<))) + (if (= (length res) 1) + (ude-system skribe-html-browser + (format "file:%s" (expand-file-name (car res)))) + (let (user dir) + (let ((old res) + (new '())) + (while (consp old) + (let* ((f (car old)) + (b (file-name-nondirectory f))) + (setq old (cdr old)) + (cond + ((string-equal b "user.html") + (setq user f)) + ((string-equal b "dir.html") + (setq dir f)) + (t (setq new (cons f new)))))) + (let* ((rest (mapcar 'skribe-manuals-menu-entry + (sort new + '(lambda (s u) + (string< + (file-name-nondirectory s) + (file-name-nondirectory u)))))) + (smenu (cond + ((and user dir) + (append (list (skribe-manuals-menu-entry user) + (skribe-manuals-menu-entry dir) + "--:shadowEtchedInDash") + rest)) + ((dir) + (cons (skribe-manuals-menu-entry dir) rest)) + ((user) + (cons (skribe-manuals-menu-entry user) rest)) + (t + rest))) + (menu (if (consp host) + (append smenu + (cons "--:shadowEtchedInDash" + (mapcar 'skribe-manuals-menu-entry + host))) + smenu))) + (popup-menu + (cons "Doc" menu))))))))) + +;*---------------------------------------------------------------------*/ +;* skribe-scheme-indent-line ... */ +;*---------------------------------------------------------------------*/ +(defvar skribe-scheme-indent-line nil) +(make-variable-buffer-local 'skribe-scheme-indent-line) + +;*---------------------------------------------------------------------*/ +;* skribe-insert-parenthesis ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-insert-parenthesis (char) + ;; find the open parenthesis + (if skribe-electric-parenthesis + (let ((clo nil) + (tag nil)) + (save-excursion + (save-restriction + ;; Scan across one sexp within that range. + ;; Errors or nil mean there is a mismatch. + (insert ?\)) + (condition-case () + (let ((pos (scan-sexps (point) -1))) + (if pos + (progn + (save-excursion + (goto-char pos) + (forward-word 1) + (setq tag (buffer-substring (1+ pos) (point)))) + (setq clo (matching-paren (char-after pos)))) )) + (error nil)))) + (if clo + (progn + (delete-char 1) + (insert clo)) + (forward-char 1))) + (insert char))) + +;*---------------------------------------------------------------------*/ +;* skribe-parenthesis ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-parenthesis (&optional dummy) + "Automatic parenthesis closing of )." + (interactive) + ;; find the open parenthesis + (skribe-insert-parenthesis ?\))) + +;*---------------------------------------------------------------------*/ +;* skribe-bracket ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-bracket (&optional dummy) + "Automatic parenthesis closing of ]." + (interactive) + (skribe-insert-parenthesis ?\])) + +;*---------------------------------------------------------------------*/ +;* skribe-doc-ident ... */ +;* ------------------------------------------------------------- */ +;* On-line document for identifier IDENT. This spawns an */ +;* HTML browser for serving the documentation. */ +;*---------------------------------------------------------------------*/ +(defun skribe-doc-ident (ident) + (interactive (ude-interactive-ident (point) "Identifier: ")) + (and (stringp skribe-html-browser) + (let ((dirs skribe-docdirs)) + (while (consp dirs) + (let* ((dir (car dirs)) + (html-ref (ude-sui-find-ref ident dir))) + (if (stringp html-ref) + (progn + (ude-system skribe-html-browser + (format "file:%s/%s" + (expand-file-name dir) + html-ref)) + (setq dirs '())) + (setq dirs (cdr dirs)))))))) + +;*---------------------------------------------------------------------*/ +;* skribe-mode ... */ +;*---------------------------------------------------------------------*/ +;;;###autoload +(defvar skribe-mode nil) +(make-variable-buffer-local 'skribe-mode) + +;*---------------------------------------------------------------------*/ +;* skribe-major-mode ... */ +;*---------------------------------------------------------------------*/ +;;;###autoload +(defun skribe-major-mode () + "Major mode for editing Skribe code." + (interactive) + (bee-mode) + (skribe-mode t)) + +;*---------------------------------------------------------------------*/ +;* skribe-mode ... */ +;*---------------------------------------------------------------------*/ +;;;###autoload +(defun skribe-mode (&optional arg) + "Minor mode for editing Skribe sources. + +Bindings: +\\[skribe-doc-ident]: on-line document. + +Hooks: +This runs `skribe-mode-hook' after skribe is enterend." + (interactive "P") + (let ((old-skribe-mode skribe-mode)) + ;; Mark the mode as on or off. + (setq skribe-mode (not (or (and (null arg) skribe-mode) + (<= (prefix-numeric-value arg) 0)))) + ;; Do the real work. + (unless (eq skribe-mode old-skribe-mode) + (if skribe-mode (skribe-activate-mode) nil)) + ;; Force modeline redisplay. + (set-buffer-modified-p (buffer-modified-p)))) + +;*---------------------------------------------------------------------*/ +;* skribe-return ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-return (&optional dummy) + "Automatic indentation on RET." + (interactive) + (newline) + (if (>= (point) (point-min)) + (skribe-indent-line))) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-line-toggle ... */ +;*---------------------------------------------------------------------*/ +(defvar skribe-indent-line-toggle nil) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-line ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-line () + (interactive) + (if (eq last-command 'skribe-indent-line) + (if skribe-indent-line-toggle + (skribe-do-indent-line) + (progn + (setq skribe-indent-line-toggle t) + (if skribe-scheme-indent-line + (funcall skribe-scheme-indent-line)))) + (skribe-do-indent-line))) + +;*---------------------------------------------------------------------*/ +;* skribe-do-indent-line ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-do-indent-line () + (setq skribe-indent-line-toggle nil) + (let ((start (point)) beg) + (beginning-of-line) + (setq beg (point)) + (skip-chars-forward " \t") + (let* ((pos (- (point-max) start)) + (indent (skribe-calculate-indent start))) + (when indent + (if (listp indent) (setq indent (car indent))) + (let ((shift-amt (- indent (current-column)))) + (if (zerop shift-amt) + nil + (delete-region beg (point)) + (indent-to indent)))) + ;; If initial point was within line's indentation, + ;; position after the indentation. + ;; Else stay at same point in text. + (if (> (- (point-max) pos) (point)) + (goto-char (- (point-max) pos)))))) + +;*---------------------------------------------------------------------*/ +;* skribe-calculate-indent ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-calculate-indent (start &optional parse-start) + "Return appropriate indentation for current line as Skribe code. +In usual case returns an integer: the column to indent to. +Can instead return a list, whose car is the column to indent to. +This means that following lines at the same level of indentation +should not necessarily be indented the same way. +The second element of the list is the buffer position +of the start of the containing expression." + (or (skribe-calculate-forced-indent) + (skribe-calculate-free-indent start parse-start))) + +;*---------------------------------------------------------------------*/ +;* skribe-calculate-forced-indent ... */ +;* ------------------------------------------------------------- */ +;* Returns a column number iff the line indentation is forced */ +;* (i.e. the previous line starts with a "[ \t]*;;;"). Otherwise */ +;* returns f. */ +;*---------------------------------------------------------------------*/ +(defun skribe-calculate-forced-indent () + (save-excursion + (previous-line 1) + (beginning-of-line) + (skip-chars-forward " \t") + (let ((s (current-column))) + (and (looking-at skribe-forced-indent-regexp) s)))) + +;*---------------------------------------------------------------------*/ +;* skribe-calculate-free-indent ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-calculate-free-indent (start &optional parse-start) + (save-excursion + (beginning-of-line) + (let ((indent-point (point)) state paren-depth desired-indent (retry t) + last-sexp containing-sexp first-sexp-list-p skribe-indent) + (if parse-start + (goto-char parse-start) + ;; TOBE IMPROVED + (goto-char (point-min))) +;* (beginning-of-defun)) */ + ;; Find outermost containing sexp + (while (< (point) indent-point) + (setq state (parse-partial-sexp (point) indent-point 0))) + ;; Find innermost containing sexp + (while (and retry (setq paren-depth (car state)) (> paren-depth 0)) + (setq retry nil) + (setq last-sexp (nth 2 state)) + (setq containing-sexp (car (cdr state))) + ;; Position following last unclosed open. + (goto-char (1+ containing-sexp)) + ;; Is there a complete sexp since then? + (if (and last-sexp (> last-sexp (point))) + ;; Yes, but is there a containing sexp after that? + (let ((peek (parse-partial-sexp last-sexp indent-point 0))) + (if (setq retry (car (cdr peek))) (setq state peek)))) + (if (not retry) + ;; Innermost containing sexp found + (progn + (goto-char (1+ containing-sexp)) + (if (not last-sexp) + ;; indent-point immediately follows open paren. + ;; Don't call hook. + (setq desired-indent (current-column)) + ;; Move to first sexp after containing open paren + (parse-partial-sexp (point) last-sexp 0 t) + (setq first-sexp-list-p (looking-at "\\s(")) + (cond + ((> (save-excursion (forward-line 1) (point)) + last-sexp) + ;; Last sexp is on same line as containing sexp. + ;; It's almost certainly a function call. + (parse-partial-sexp (point) last-sexp 0 t) + (if (/= (point) last-sexp) + ;; Indent beneath first argument or, if only one sexp + ;; on line, indent beneath that. + (progn (forward-sexp 1) + (parse-partial-sexp (point) last-sexp 0 t))) + (backward-prefix-chars)) + (t + ;; Indent beneath first sexp on same line as last-sexp. + ;; Again, it's almost certainly a function call. + (goto-char last-sexp) + (beginning-of-line) + (parse-partial-sexp (point) last-sexp 0 t) + (backward-prefix-chars))))))) + ;; If looking at a list, don't call hook. + (if first-sexp-list-p + (setq desired-indent (current-column))) + ;; Point is at the point to indent under unless we are inside a string. + ;; Call indentation hook except when overriden by skribe-indent-offset + ;; or if the desired indentation has already skriben computed. + '(message-box (format "start=%s\nfirst-sexp-lisp-p: %s\nstate: %s\ndesired-indent: %s\nintegerp=%s\nchar-after=%s\ncur-char=%s\npoint=%s\nskribe-indent-function-p=%s\n" start first-sexp-list-p state desired-indent + (integerp (car (nthcdr 1 state))) + (char-after (car (nthcdr 1 state))) + (char-after (point)) + (point) + (skribe-indent-method state))) + (cond ((car (nthcdr 3 state)) + ;; Inside a string, don't change indentation. + (goto-char indent-point) + (skip-chars-forward " \t") + (setq desired-indent (current-column))) + ((skribe-indent-bracket-p state) + ;; indenting a bracket + (save-excursion + (goto-char start) + (skip-chars-forward " \t") + (let ((c (car (nthcdr 9 state)))) + (if (and (consp c) (looking-at ",(") nil) + (let ((l (length c))) + (if (< l 2) + (setq desired-indent 0) + (progn + (goto-char (car (nthcdr (- l 2) c))) + (setq desired-indent (current-column))))) + (setq desired-indent 0))))) + ((setq skribe-indent (skribe-indent-method state)) + ;; skribe special form + (setq desired-indent skribe-indent)) + (skribe-scheme-indent-line + ;; scheme form + (goto-char start) + (funcall skribe-scheme-indent-line) + (setq desired-indent nil)) + (t + ;; use default indentation if not computed yet + (setq desired-indent (current-column)))) + desired-indent))) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-bracket-p ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-bracket-p (state) + (or (and (integerp (car (nthcdr 1 state))) + (eq (char-after (car (nthcdr 1 state))) ?[)) + (let ((op (car (nthcdr 9 state)))) + (and (consp op) + (let ((po (reverse op)) + (context 'unknown)) + (save-excursion + (while (and (consp po) (eq context 'unknown)) + (cond + ((eq (char-after (car po)) ?[) + (setq context 'skribe)) + ((and (eq (char-after (car po)) ?\() + (> (car po) (point-min)) + (eq (char-after (1- (car po))) ?,)) + (setq context 'scheme)) + (t + (setq po (cdr po)))))) + (eq context 'skribe)))))) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-method ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-method (state) + (let ((is (car (nthcdr 1 state)))) + (and (integerp is) + (save-excursion + (goto-char is) + (let* ((function (intern-soft + (buffer-substring + (progn (forward-char 1) (point)) + (progn (forward-sexp 1) (point))))) + (method (get function 'skribe-indent))) + (if (functionp method) + (funcall method state) + nil)))))) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-function ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-function (state) + (save-excursion + (goto-char (car (nthcdr 1 state))) + (+ (current-column) skribe-body-indent))) + +;*---------------------------------------------------------------------*/ +;* normal-indent ... */ +;*---------------------------------------------------------------------*/ +(defvar normal-indent 0) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-sexp ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-sexp () + "Indent each line of the list starting just after point." + (interactive) + (let ((indent-stack (list nil)) (next-depth 0) last-depth bol + outer-loop-done inner-loop-done state this-indent) + (save-excursion (forward-sexp 1)) + (save-excursion + (setq outer-loop-done nil) + (while (not outer-loop-done) + (setq last-depth next-depth + inner-loop-done nil) + (while (and (not inner-loop-done) + (not (setq outer-loop-done (eobp)))) + (setq state (parse-partial-sexp (point) (progn (end-of-line) (point)) + nil nil state)) + (setq next-depth (car state)) + (if (car (nthcdr 4 state)) + (progn (skribe-comment-indent) + (end-of-line) + (setcar (nthcdr 4 state) nil))) + (if (car (nthcdr 3 state)) + (progn + (forward-line 1) + (setcar (nthcdr 5 state) nil)) + (setq inner-loop-done t))) + (if (setq outer-loop-done (<= next-depth 0)) + nil + (while (> last-depth next-depth) + (setq indent-stack (cdr indent-stack) + last-depth (1- last-depth))) + (while (< last-depth next-depth) + (setq indent-stack (cons nil indent-stack) + last-depth (1+ last-depth))) + (forward-line 1) + (setq bol (point)) + (skip-chars-forward " \t") + (if (or (eobp) (looking-at ";\\(;;\\|[*]\\)")) + nil + (let ((val (skribe-calculate-indent + (point) + (if (car indent-stack) (- (car indent-stack)))))) + (cond + ((integerp val) + (setcar indent-stack (setq this-indent val))) + ((consp val) + (setcar indent-stack (- (car (cdr val)))) + (setq this-indent (car val))) + (t + (setq this-indent nil)))) + (if (and (integerp this-indent) (/= (current-column) this-indent)) + (progn (delete-region bol (point)) + (indent-to this-indent))))))))) + +;*---------------------------------------------------------------------*/ +;* skribe-comment-indent ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-comment-indent (&optional pos) + (save-excursion + (if pos (goto-char pos)) + (cond + ((looking-at ";;;") + (current-column)) + ((looking-at ";*") + 0) + ((looking-at "[ \t]*;;") + (let ((tem (skribe-calculate-indent (point)))) + (if (listp tem) (car tem) tem))) + (t + (skip-chars-backward " \t") + (max (if (bolp) 0 (1+ (current-column))) + comment-column))))) + +;*---------------------------------------------------------------------*/ +;* skribe-custom-indent ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-custom-indent () + (save-excursion + (goto-char (point-min)) + ;; The concat is used to split the regexp so that it is nolonger + ;; to find itself! Without the split, the skribe mode cannot be + ;; used to edit this source file! + (let ((regexp (concat "@ind" "ent:\\([^@]+\\)@"))) + (while (re-search-forward regexp (point-max) t) + (condition-case () + (eval-region (match-beginning 1) (match-end 1) nil) + (error nil)))))) + +;*---------------------------------------------------------------------*/ +;* skribe-indent-load ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-indent-load (file) + (let ((lp (cons skribe-emacs-dir load-path))) + (while (consp lp) + (let ((f (concat (car lp) "/" file))) + (if (file-exists-p f) + (progn + (load f) + (set! lp '())) + (set! lp (cdr lp))))))) + +;*---------------------------------------------------------------------*/ +;* skribe-activate-mode ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-activate-mode () + ;; buffer local global variables + (make-variable-buffer-local 'ude-extra-identifier-chars) + (setq ude-extra-identifier-chars "-") + ;; the keymap + (skribe-activate-keymap skribe-mode-map) + ;; font lock + (make-local-variable 'font-lock-defaults) + (setq font-lock-defaults '(skribe-font-lock-keywords)) + (font-lock-mode nil) + (font-lock-mode t) + ;; paragraph + (make-variable-buffer-local 'paragraph-start) + (setq paragraph-start skribe-paragraph-start) + (make-variable-buffer-local 'paragraph-separate) + (setq paragraph-separate skribe-paragraph-separate) + ;; try to retreive the globa'paragraph-startl indentation binding + (if (not skribe-scheme-indent-line) + (setq skribe-scheme-indent-line (global-key-binding "\t"))) + ;; the toolbar + (use-local-map skribe-mode-map) + (ude-toolbar-set skribe-toolbar) + ;; the custom indentation + (skribe-custom-indent) + ;; we end with the skribe hooks + (run-hooks 'skribe-mode-hook) + t) + +;*---------------------------------------------------------------------*/ +;* skribe-activate-keymap ... */ +;*---------------------------------------------------------------------*/ +(defun skribe-activate-keymap (map) + (define-key map "\C-m" 'skribe-return) + (define-key map "\e\C-m" 'newline) + (define-key map "\t" 'skribe-indent-line) + (define-key map ")" 'skribe-parenthesis) + (define-key map "]" 'skribe-bracket) + (define-key map "\e\C-q" 'skribe-indent-sexp) + (cond + ((eq skribe-emacs 'xemacs) + (define-key map [(control \))] (lambda () (interactive) (insert ")"))) + (define-key map [(control \])] (lambda () (interactive) (insert "]")))) + (t + (define-key map [?\C-\)] (lambda () (interactive) (insert ")"))) + (define-key map [?\C-\]] (lambda () (interactive) (insert "]")))))) + +;*---------------------------------------------------------------------*/ +;* Standard Skribe indent forms */ +;*---------------------------------------------------------------------*/ +(put 'make-engine 'skribe-indent 'skribe-indent-function) +(put 'copy-engine 'skribe-indent 'skribe-indent-function) +(put 'markup-writer 'skribe-indent 'skribe-indent-function) +(put 'engine-custom 'skribe-indent 'skribe-indent-function) +(put 'engine-custom-set! 'skribe-indent 'skribe-indent-function) +(put 'document 'skribe-indent 'skribe-indent-function) +(put 'author 'skribe-indent 'skribe-indent-function) +(put 'chapter 'skribe-indent 'skribe-indent-function) +(put 'section 'skribe-indent 'skribe-indent-function) +(put 'subsection 'skribe-indent 'skribe-indent-function) +(put 'subsubsection 'skribe-indent 'skribe-indent-function) +(put 'paragraph 'skribe-indent 'skribe-indent-function) +(put 'footnote 'skribe-indent 'skribe-indent-function) +(put 'linebreak 'skribe-indent 'skribe-indent-function) +(put 'hrule 'skribe-indent 'skribe-indent-function) +(put 'color 'skribe-indent 'skribe-indent-function) +(put 'frame 'skribe-indent 'skribe-indent-function) +(put 'font 'skribe-indent 'skribe-indent-function) +(put 'flush 'skribe-indent 'skribe-indent-function) +(put 'center 'skribe-indent 'skribe-indent-function) +(put 'pre 'skribe-indent 'skribe-indent-function) +(put 'prog 'skribe-indent 'skribe-indent-function) +(put 'source 'skribe-indent 'skribe-indent-function) +(put 'language 'skribe-indent 'skribe-indent-function) +(put 'itemize 'skribe-indent 'skribe-indent-function) +(put 'enumerate 'skribe-indent 'skribe-indent-function) +(put 'description 'skribe-indent 'skribe-indent-function) +(put 'item 'skribe-indent 'skribe-indent-function) +(put 'figure 'skribe-indent 'skribe-indent-function) +(put 'table 'skribe-indent 'skribe-indent-function) +(put 'tr 'skribe-indent 'skribe-indent-function) +(put 'td 'skribe-indent 'skribe-indent-function) +(put 'th 'skribe-indent 'skribe-indent-function) +(put 'image 'skribe-indent 'skribe-indent-function) +(put 'blockquote 'skribe-indent 'skribe-indent-function) +(put 'roman 'skribe-indent 'skribe-indent-function) +(put 'bold 'skribe-indent 'skribe-indent-function) +(put 'underline 'skribe-indent 'skribe-indent-function) +(put 'strike 'skribe-indent 'skribe-indent-function) +(put 'emph 'skribe-indent 'skribe-indent-function) +(put 'kbdb 'skribe-indent 'skribe-indent-function) +(put 'it 'skribe-indent 'skribe-indent-function) +(put 'tt 'skribe-indent 'skribe-indent-function) +(put 'code 'skribe-indent 'skribe-indent-function) +(put 'var 'skribe-indent 'skribe-indent-function) +(put 'smap 'skribe-indent 'skribe-indent-function) +(put 'sf 'skribe-indent 'skribe-indent-function) +(put 'sc 'skribe-indent 'skribe-indent-function) +(put 'sub 'skribe-indent 'skribe-indent-function) +(put 'sup 'skribe-indent 'skribe-indent-function) +(put 'mailto 'skribe-indent 'skribe-indent-function) +(put 'mark 'skribe-indent 'skribe-indent-function) +(put 'handle 'skribe-indent 'skribe-indent-function) +(put 'ref 'skribe-indent 'skribe-indent-function) +(put 'resolve 'skribe-indent 'skribe-indent-function) +(put 'bibliography 'skribe-indent 'skribe-indent-function) +(put 'the-bibliography 'skribe-indent 'skribe-indent-function) +(put 'make-index 'skribe-indent 'skribe-indent-function) +(put 'index 'skribe-indent 'skribe-indent-function) +(put 'the-index 'skribe-indent 'skribe-indent-function) +(put 'char 'skribe-indent 'skribe-indent-function) +(put 'symbol 'skribe-indent 'skribe-indent-function) +(put '! 'skribe-indent 'skribe-indent-function) +(put 'processor 'skribe-indent 'skribe-indent-function) +(put 'slide 'skribe-indent 'skribe-indent-function) +(put 'counter 'skribe-indent 'skribe-indent-function) |