* textmodes/bibtex.el (bibtex-include-OPTkey)
[bpt/emacs.git] / lisp / textmodes / reftex-index.el
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3afbc435 1;;; reftex-index.el --- index support with RefTeX
ceb4c4d3
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2;; Copyright (C) 1997, 1998, 1999, 2000, 2003, 2004, 2005,
3;; 2006 Free Software Foundation, Inc.
3ba2590f 4
6fbeb429 5;; Author: Carsten Dominik <dominik@science.uva.nl>
5d2a58e0 6;; Version: 4.31
3ba2590f
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7
8;; This file is part of GNU Emacs.
9
10;; GNU Emacs is free software; you can redistribute it and/or modify
11;; it under the terms of the GNU General Public License as published by
12;; the Free Software Foundation; either version 2, or (at your option)
13;; any later version.
14
15;; GNU Emacs is distributed in the hope that it will be useful,
16;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18;; GNU General Public License for more details.
19
20;; You should have received a copy of the GNU General Public License
21;; along with GNU Emacs; see the file COPYING. If not, write to the
27e81652
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22;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
23;; Boston, MA 02110-1301, USA.
1a9461d0 24
3afbc435
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25;;; Commentary:
26
27;;; Code:
28
7c4d13cc 29(eval-when-compile (require 'cl))
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30(provide 'reftex-index)
31(require 'reftex)
32;;;
33
3b919c9f 34;; START remove for XEmacs release
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35(defvar mark-active)
36(defvar zmacs-regions)
48ffe14f 37(defvar transient-mark-mode)
7b07114a 38(defvar TeX-master)
3b919c9f 39;; END remove for XEmacs release
7c4d13cc 40(defun reftex-index-selection-or-word (&optional arg phrase)
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41 "Put selection or the word near point into the default index macro.
42This uses the information in `reftex-index-default-macro' to make an index
43entry. The phrase indexed is the current selection or the word near point.
44When called with one `C-u' prefix, let the user have a chance to edit the
45index entry. When called with 2 `C-u' as prefix, also ask for the index
46macro and other stuff.
47When called inside TeX math mode as determined by the `texmathp.el' library
48which is part of AUCTeX, the string is first processed with the
49`reftex-index-math-format', which see."
50 (interactive "P")
51 (let* ((use-default (not (equal arg '(16)))) ; check for double prefix
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52 ;; check if we have an active selection
53 (active (if (boundp 'zmacs-regions)
54 (and zmacs-regions (region-exists-p)) ; XEmacs
55 (and transient-mark-mode mark-active))) ; Emacs
7b07114a 56 (beg (if active
3666daf6 57 (region-beginning)
7b07114a 58 (save-excursion
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59 (skip-syntax-backward "w\\") (point))))
60 (end (if active
61 (region-end)
7b07114a 62 (save-excursion
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63 (skip-syntax-forward "w\\") (point))))
64 (sel (buffer-substring beg end))
65 (mathp (condition-case nil (texmathp) (error nil)))
66 (current-prefix-arg nil) ; we want to call reftex-index without prefix.
67 key def-char def-tag full-entry)
1a9461d0 68
7c4d13cc 69 (if phrase
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70 (progn
71 (reftex-index-visit-phrases-buffer)
72 (reftex-index-new-phrase sel))
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73
74 (if (equal sel "")
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75 ;; Nothing selected, no word, so use full reftex-index command
76 (reftex-index)
77 ;; OK, we have something to index here.
78 ;; Add the dollars when necessary
79 (setq key (if mathp
80 (format reftex-index-math-format sel)
81 sel))
82 ;; Get info from `reftex-index-default-macro'
83 (setq def-char (if use-default (car reftex-index-default-macro)))
84 (setq def-tag (if use-default (nth 1 reftex-index-default-macro)))
85 ;; Does the user want to edit the entry?
86 (setq full-entry (if arg
87 (reftex-index-complete-key
88 def-tag nil (cons key 0))
89 key))
90 ;; Delete what is in the buffer and make the index entry
91 (delete-region beg end)
92 (reftex-index def-char full-entry def-tag sel)))))
7b07114a 93
7c4d13cc 94(defun reftex-index (&optional char key tag sel no-insert)
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95 "Query for an index macro and insert it along with its argments.
96The index macros available are those defined in `reftex-index-macro' or
97by a call to `reftex-add-index-macros', typically from an AUCTeX style file.
98RefteX provides completion for the index tag and the index key, and
99will prompt for other arguments."
100
101 (interactive)
102
103 ;; Ensure access to scanning info
104 (reftex-ensure-index-support t)
105 (reftex-access-scan-info current-prefix-arg)
106
107 ;; Find out which macro we are going to use
108 (let* ((char (or char
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109 (reftex-select-with-char reftex-query-index-macro-prompt
110 reftex-query-index-macro-help)))
111 (macro (nth 1 (assoc char reftex-key-to-index-macro-alist)))
112 (entry (or (assoc macro reftex-index-macro-alist)
113 (error "No index macro associated with %c" char)))
114 (ntag (nth 1 entry))
115 (tag (or tag (nth 1 entry)))
116 (nargs (nth 4 entry))
117 (nindex (nth 5 entry))
118 (opt-args (nth 6 entry))
119 (repeat (nth 7 entry))
120 opt tag1 value)
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121
122 ;; Get the supported arguments
123 (if (stringp tag)
3666daf6 124 (setq tag1 tag)
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125 (setq tag1 (or (reftex-index-complete-tag tag opt-args) "")))
126 (setq key (or key
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127 (reftex-index-complete-key
128 (if (string= tag1 "") "idx" tag1)
129 (member nindex opt-args))))
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130
131 ;; Insert the macro and ask for any additional args
132 (insert macro)
133 (loop for i from 1 to nargs do
134 (setq opt (member i opt-args)
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135 value (cond ((= nindex i) key)
136 ((equal ntag i) tag1)
137 (t (read-string (concat "Macro arg nr. "
138 (int-to-string i)
139 (if opt " (optional)" "")
140 ": ")))))
1a9461d0 141 (unless (and opt (string= value ""))
3666daf6 142 (insert (if opt "[" "{") value (if opt "]" "}"))))
7c4d13cc 143 (and repeat (stringp sel) (insert sel))
1a9461d0 144 (and key reftex-plug-into-AUCTeX (fboundp 'LaTeX-add-index-entries)
3666daf6 145 (LaTeX-add-index-entries key))
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146 (reftex-index-update-taglist tag1)
147 (reftex-notice-new)))
148
149(defun reftex-default-index ()
150 (cond ((null reftex-index-default-tag) nil)
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151 ((stringp reftex-index-default-tag) reftex-index-default-tag)
152 (t (or (get reftex-docstruct-symbol 'default-index-tag)
153 "idx"))))
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154
155(defun reftex-update-default-index (tag &optional tag-list)
156 (if (and (not (equal tag ""))
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157 (stringp tag)
158 (eq reftex-index-default-tag 'last)
159 (or (null tag-list)
160 (member tag tag-list)))
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161 (put reftex-docstruct-symbol 'default-index-tag tag)))
162
163(defun reftex-index-complete-tag (&optional itag opt-args)
164 ;; Ask the user for a tag, completing on known tags.
165 ;; ITAG is the argument number which contains the tag.
166 ;; OPT-ARGS is a list of optional argument indices, as given by
167 ;; `reftex-parse-args'.
168 (let* ((opt (and (integerp itag) (member itag opt-args)))
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169 (index-tags (cdr (assq 'index-tags
170 (symbol-value reftex-docstruct-symbol))))
171 (default (reftex-default-index))
172 (prompt (concat "Index tag"
173 (if (or opt default)
174 (format " (%s): "
175 (concat
176 (if opt "optional" "")
177 (if default
178 (concat (if opt ", " "")
179 (format "default %s" default))
180 "")))
181 ": ")))
182 (tag (completing-read prompt (mapcar 'list index-tags))))
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183 (if (and default (equal tag "")) (setq tag default))
184 (reftex-update-default-index tag)
185 tag))
186
187(defun reftex-index-select-tag ()
188 ;; Have the user select an index tag.
189 ;; FIXME: should we cache tag-alist, prompt and help?
7b07114a 190 (let* ((index-tags (cdr (assoc 'index-tags
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191 (symbol-value reftex-docstruct-symbol))))
192 (default (reftex-default-index)))
7b07114a 193 (cond
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194 ((null index-tags)
195 (error "No index tags available"))
196
197 ((= (length index-tags) 1)
198 ;; Just one index, use it
199 (car index-tags))
7b07114a 200
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201 ((> (length index-tags) 1)
202 ;; Several indices, ask.
203 (let* ((tags (copy-sequence index-tags))
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204 (cnt 0)
205 tag-alist i val len tag prompt help rpl)
206 ;; Move idx and glo up in the list to ensure ?i and ?g shortcuts
207 (if (member "glo" tags)
208 (setq tags (cons "glo" (delete "glo" tags))))
209 (if (member "idx" tags)
210 (setq tags (cons "idx" (delete "idx" tags))))
211 ;; Find unique shortcuts for each index.
212 (while (setq tag (pop tags))
213 (setq len (length tag)
214 i -1
215 val nil)
216 (catch 'exit
217 (while (and (< (incf i) len) (null val))
218 (unless (assq (aref tag i) tag-alist)
219 (push (list (aref tag i)
220 tag
7b07114a 221 (concat (substring tag 0 i)
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222 "[" (substring tag i (incf i)) "]"
223 (substring tag i)))
224 tag-alist)
225 (throw 'exit t)))
7b07114a 226 (push (list (+ ?0 (incf cnt)) tag
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227 (concat "[" (int-to-string cnt) "]:" tag))
228 tag-alist)))
229 (setq tag-alist (nreverse tag-alist))
230 ;; Compute Prompt and Help strings
231 (setq prompt
232 (concat
233 (format "Select Index%s: "
234 (if default (format " (Default <%s>)" default) ""))
235 (mapconcat (lambda(x) (nth 2 x)) tag-alist " ")))
236 (setq help
237 (concat "Select an Index\n===============\n"
238 (if default
239 (format "[^M] %s (the default)\n" default)
240 "")
7b07114a 241 (mapconcat (lambda(x)
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242 (apply 'format "[%c] %s" x))
243 tag-alist "\n")))
244 ;; Query the user for an index-tag
245 (setq rpl (reftex-select-with-char prompt help 3 t))
246 (message "")
247 (if (and default (equal rpl ?\C-m))
248 default
249 (if (assq rpl tag-alist)
250 (progn
251 (reftex-update-default-index (nth 1 (assq rpl tag-alist)))
252 (nth 1 (assq rpl tag-alist)))
253 (error "No index tag associated with %c" rpl)))))
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254 (t (error "This should not happen (reftex-index-select-tag)")))))
255
256(defun reftex-index-complete-key (&optional tag optional initial)
257 ;; Read an index key, with completion.
258 ;; Restrict completion table on index tag TAG.
259 ;; OPTIONAL indicates if the arg is optional.
260 (let* ((table (reftex-sublist-nth
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261 (symbol-value reftex-docstruct-symbol) 6
262 (lambda(x) (and (eq (car x) 'index)
263 (string= (nth 1 x) (or tag ""))))
264 t))
265 (prompt (concat "Index key" (if optional " (optional)" "") ": "))
266 (key (completing-read prompt table nil nil initial)))
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267 key))
268
269(defun reftex-index-update-taglist (newtag)
7b07114a 270 ;; add NEWTAG to the list of available index tags.
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271 (let ((cell (assoc 'index-tags (symbol-value reftex-docstruct-symbol))))
272 (and newtag (cdr cell) (not (member newtag (cdr cell)))
3666daf6 273 (push newtag (cdr cell)))))
1a9461d0 274
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275(defvar reftex-index-map (make-sparse-keymap)
276 "Keymap used for *Index* buffers.")
277
278(defvar reftex-index-menu)
279
280(defvar reftex-last-index-file nil
281 "Stores the file name from which `reftex-display-index' was called.")
282(defvar reftex-index-tag nil
283 "Stores the tag of the index in an index buffer.")
284
285(defvar reftex-index-return-marker (make-marker)
286 "Marker which makes it possible to return from index to old position.")
287
288(defvar reftex-index-restriction-indicator nil)
289(defvar reftex-index-restriction-data nil)
290
291(defun reftex-index-mode ()
292 "Major mode for managing Index buffers for LaTeX files.
293This buffer was created with RefTeX.
294Press `?' for a summary of important key bindings, or check the menu.
295
296Here are all local bindings.
297
298\\{reftex-index-map}"
299 (interactive)
300 (kill-all-local-variables)
301 (setq major-mode 'reftex-index-mode
3666daf6 302 mode-name "RefTeX Index")
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303 (use-local-map reftex-index-map)
304 (set (make-local-variable 'revert-buffer-function) 'reftex-index-revert)
305 (set (make-local-variable 'reftex-index-restriction-data) nil)
306 (set (make-local-variable 'reftex-index-restriction-indicator) nil)
307 (setq mode-line-format
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308 (list "---- " 'mode-line-buffer-identification
309 " " 'global-mode-string
310 " R<" 'reftex-index-restriction-indicator ">"
311 " -%-"))
1a9461d0 312 (setq truncate-lines t)
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313 (when (featurep 'xemacs)
314 ;; XEmacs needs the call to make-local-hook
315 (make-local-hook 'post-command-hook)
316 (make-local-hook 'pre-command-hook))
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317 (make-local-variable 'reftex-last-follow-point)
318 (easy-menu-add reftex-index-menu reftex-index-map)
319 (add-hook 'post-command-hook 'reftex-index-post-command-hook nil t)
320 (add-hook 'pre-command-hook 'reftex-index-pre-command-hook nil t)
7b07114a 321 (run-hooks 'reftex-index-mode-hook))
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322
323(defconst reftex-index-help
324" AVAILABLE KEYS IN INDEX BUFFER
325 ==============================
326! A..Z Goto the section of entries starting with this letter.
327n / p next-entry / previous-entry
328SPC / TAB Show/Goto the corresponding entry in the LaTeX document.
329RET Goto the entry and hide the *Index* window (also on mouse-2).
330q / k Hide/Kill *Index* buffer.
331C-c = Switch to the TOC buffer.
332f / c Toggle follow mode / Toggle display of [c]ontext.
333g Refresh *Index* buffer.
334r / C-u r Reparse the LaTeX document / Reparse entire LaTeX document.
335s Switch to a different index (for documents with multiple indices).
336e / C-k Edit/Kill the entry.
337* | @ Edit specific part of entry: [*]key [|]attribute [@]visual
338 With prefix: kill that part.
5829a569 339\( ) Toggle entry's beginning/end of page range property.
1a9461d0 340_ ^ Add/Remove parent key (to make this item a subitem).
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341} / { Restrict Index to a single document section / Widen.
342< / > When restricted, move restriction to previous/next section.")
343
344(defun reftex-index-show-entry (data &optional no-revisit)
345 ;; Find an index entry associated with DATA and display it highlighted
346 ;; in another window. NO-REVISIT means we are not allowed to visit
347 ;; files for this.
348 ;; Note: This function just looks for the nearest match of the
349 ;; context string and may fail if the entry moved and an identical
350 ;; entry is close to the old position. Frequent rescans make this
7b07114a 351 ;; safer.
1a9461d0 352 (let* ((file (nth 3 data))
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353 (literal (nth 2 data))
354 (pos (nth 4 data))
355 (re (regexp-quote literal))
356 (match
357 (cond
358 ((or (not no-revisit)
359 (reftex-get-buffer-visiting file))
360 (switch-to-buffer-other-window
361 (reftex-get-file-buffer-force file nil))
362 (goto-char (or pos (point-min)))
363 (or (looking-at re)
364 (reftex-nearest-match re (length literal))))
365 (t (message reftex-no-follow-message) nil))))
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366 (when match
367 (goto-char (match-beginning 0))
368 (recenter '(4))
369 (reftex-highlight 0 (match-beginning 0) (match-end 0) (current-buffer)))
370 match))
371
f3c18bd0 372(defun reftex-display-index (&optional tag overriding-restriction redo
3666daf6 373 &rest locations)
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374 "Display a buffer with an index compiled from the current document.
375When the document has multiple indices, first prompts for the correct one.
376When index support is turned off, offer to turn it on.
377With one or two `C-u' prefixes, rescan document first.
378With prefix 2, restrict index to current document section.
379With prefix 3, restrict index to region."
380
381 (interactive)
382
383 ;; Ensure access to scanning info and rescan buffer if prefix are is '(4).
384 (let ((current-prefix-arg current-prefix-arg))
385 (reftex-ensure-index-support t)
386 (reftex-access-scan-info current-prefix-arg))
387
388 (set-marker reftex-index-return-marker (point))
389 (setq reftex-last-follow-point 1)
390
391 ;; Determine the correct index to process
392 (let* ((docstruct (symbol-value reftex-docstruct-symbol))
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393 (docstruct-symbol reftex-docstruct-symbol)
394 (index-tag (or tag (reftex-index-select-tag)))
395 (master (reftex-TeX-master-file))
396 (calling-file (buffer-file-name))
397 (restriction
398 (or overriding-restriction
7b07114a 399 (and (not redo)
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400 (reftex-get-restriction current-prefix-arg docstruct))))
401 (locations
402 ;; See if we are on an index macro as initial position
403 (or locations
404 (let* ((what-macro (reftex-what-macro-safe 1))
405 (macro (car what-macro))
406 (here-I-am (when (member macro reftex-macros-with-index)
407 (save-excursion
7b07114a 408 (goto-char (+ (cdr what-macro)
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409 (length macro)))
410 (reftex-move-over-touching-args)
411 (reftex-where-am-I)))))
412 (if (eq (car (car here-I-am)) 'index)
413 (list (car here-I-am))))))
414 buffer-name)
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415
416 (setq buffer-name (reftex-make-index-buffer-name index-tag))
417
418 ;; Goto the buffer and put it into the correct mode
7b07114a 419
1a9461d0 420 (when (or restriction current-prefix-arg)
3666daf6 421 (reftex-kill-buffer buffer-name))
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422
423 (if (get-buffer-window buffer-name)
3666daf6 424 (select-window (get-buffer-window buffer-name))
1a9461d0 425 (let ((default-major-mode 'reftex-index-mode))
3666daf6 426 (switch-to-buffer buffer-name)))
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427
428 (or (eq major-mode 'reftex-index-mode) (reftex-index-mode))
429
430 ;; If the buffer is currently restricted, empty it to force update.
431 (when reftex-index-restriction-data
432 (reftex-erase-buffer))
433 (set (make-local-variable 'reftex-last-index-file) calling-file)
434 (set (make-local-variable 'reftex-index-tag) index-tag)
435 (set (make-local-variable 'reftex-docstruct-symbol) docstruct-symbol)
436 (if restriction
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437 (setq reftex-index-restriction-indicator (car restriction)
438 reftex-index-restriction-data (cdr restriction))
f3c18bd0 439 (if (not redo)
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440 (setq reftex-index-restriction-indicator nil
441 reftex-index-restriction-data nil)))
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442 (when (= (buffer-size) 0)
443 ;; buffer is empty - fill it
444 (message "Building %s buffer..." buffer-name)
445
446 (setq buffer-read-only nil)
447 (insert (format
448"INDEX <%s> on %s
449Restriction: <%s>
450SPC=view TAB=goto RET=goto+hide [e]dit [q]uit [r]escan [f]ollow [?]Help
451------------------------------------------------------------------------------
452" index-tag (abbreviate-file-name master)
453(if (eq (car (car reftex-index-restriction-data)) 'toc)
454 (nth 2 (car reftex-index-restriction-data))
455 reftex-index-restriction-indicator)))
456
457 (if (reftex-use-fonts)
458 (put-text-property 1 (point) 'face reftex-index-header-face))
459 (put-text-property 1 (point) 'intangible t)
460
461 (reftex-insert-index docstruct index-tag)
462 (goto-char (point-min))
463 (run-hooks 'reftex-display-copied-context-hook)
464 (message "Building %s buffer...done." buffer-name)
465 (setq buffer-read-only t))
466 (and locations (apply 'reftex-find-start-point (point) locations))
467 (if reftex-index-restriction-indicator
468 (message "Index restricted: <%s>" reftex-index-restriction-indicator))))
469
470(defun reftex-insert-index (docstruct tag &optional update-one remark)
471 ;; Insert an index into the current buffer. Entries are from the
472 ;; DOCSTRUCT.
473 ;; TAG is the subindex to process.
474 ;; UPDATE-ONE: When non-nil, delete the entry at point and replace
475 ;; it with whatever the DOCSTRUCT contains.
476 ;; REMARK can be a note to add to the entry.
477 (let* ((all docstruct)
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478 (indent " ")
479 (context reftex-index-include-context)
480 (context-indent (concat indent " "))
481 (section-chars (mapcar 'identity reftex-index-section-letters))
482 (this-section-char 0)
483 (font (reftex-use-fonts))
484 (bor (car reftex-index-restriction-data))
485 (eor (nth 1 reftex-index-restriction-data))
486 (mouse-face
487 (if (memq reftex-highlight-selection '(mouse both))
488 reftex-mouse-selected-face
489 nil))
490 (index-face (reftex-verified-face reftex-label-face
491 'font-lock-constant-face
492 'font-lock-reference-face))
493 sublist cell from to first-char)
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494
495 ;; Make the sublist and sort it
496 (when bor
497 (setq all (or (memq bor all) all)))
498
499 (while (setq cell (pop all))
500 (if (eq cell eor)
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501 (setq all nil)
502 (and (eq (car cell) 'index)
503 (equal (nth 1 cell) tag)
504 (push cell sublist))))
1a9461d0 505 (setq sublist (sort (nreverse sublist)
3666daf6 506 (lambda (a b) (string< (nth 8 a) (nth 8 b)))))
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507
508 (when update-one
509 ;; Delete the entry at place
510 (and (bolp) (forward-char 1))
511 (delete-region (previous-single-property-change (1+ (point)) :data)
7b07114a 512 (or (next-single-property-change (point) :data)
3666daf6 513 (point-max))))
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514
515 ;; Walk through the list and insert all entries
516 (while (setq cell (pop sublist))
517 (unless update-one
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518 (setq first-char (upcase (string-to-char (nth 6 cell))))
519 (when (and (not (equal first-char this-section-char))
520 (member first-char section-chars))
521 ;; There is a new initial letter, so start a new section
522 (reftex-index-insert-new-letter first-char font)
523 (setq section-chars (delete first-char section-chars)
524 this-section-char first-char))
525 (when (= this-section-char 0)
526 (setq this-section-char ?!)
527 (reftex-index-insert-new-letter this-section-char font)))
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528
529 (setq from (point))
530 (insert indent (nth 7 cell))
531 (when font
3666daf6 532 (setq to (point))
7b07114a 533 (put-text-property
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534 (- (point) (length (nth 7 cell))) to
535 'face index-face)
536 (goto-char to))
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537
538 (when (or remark (nth 9 cell))
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539 (and (< (current-column) 40)
540 ;; FIXME: maybe this is too slow?
541 (insert (make-string (max (- 40 (current-column)) 0) ?\ )))
542 (and (nth 9 cell) (insert " " (substring (nth 5 cell) (nth 9 cell))))
543 (and remark (insert " " remark)))
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544
545 (insert "\n")
546 (setq to (point))
547
548 (when context
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549 (insert context-indent (nth 2 cell) "\n")
550 (setq to (point)))
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551 (put-text-property from to :data cell)
552 (when mouse-face
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553 (put-text-property from (1- to)
554 'mouse-face mouse-face))
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555 (goto-char to))))
556
557
558(defun reftex-index-insert-new-letter (letter &optional font)
559 ;; Start a new section in the index
560 (let ((from (point)))
7b07114a 561 (insert "\n" letter letter letter
3666daf6 562 "-----------------------------------------------------------------")
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563 (when font
564 (put-text-property from (point) 'face reftex-index-section-face))
565 (insert "\n")))
566
567(defun reftex-get-restriction (arg docstruct)
568 ;; Interprete the prefix ARG and derive index restriction specs.
569 (let* ((beg (min (point) (or (condition-case nil (mark) (error nil))
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570 (point-max))))
571 (end (max (point) (or (condition-case nil (mark) (error nil))
572 (point-min))))
573 bor eor label here-I-am)
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574 (cond
575 ((eq arg 2)
576 (setq here-I-am (car (reftex-where-am-I))
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577 bor (if (eq (car here-I-am) 'toc)
578 here-I-am
579 (reftex-last-assoc-before-elt
580 'toc here-I-am docstruct))
581 eor (car (memq (assq 'toc (cdr (memq bor docstruct))) docstruct))
582 label (nth 6 bor)))
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583 ((eq arg 3)
584 (save-excursion
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585 (setq label "region")
586 (goto-char beg)
587 (setq bor (car (reftex-where-am-I)))
588 (setq bor (nth 1 (memq bor docstruct)))
589 (goto-char end)
590 (setq eor (nth 1 (memq (car (reftex-where-am-I)) docstruct)))))
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591 (t nil))
592 (if (and label (or bor eor))
3666daf6 593 (list label bor eor)
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594 nil)))
595
596(defun reftex-index-pre-command-hook ()
597 ;; Used as pre command hook in *Index* buffer
598 (reftex-unhighlight 0)
599 (reftex-unhighlight 1))
600
601(defun reftex-index-post-command-hook ()
602 ;; Used in the post-command-hook for the *Index* buffer
603 (when (get-text-property (point) :data)
604 (and (> (point) 1)
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605 (not (get-text-property (point) 'intangible))
606 (memq reftex-highlight-selection '(cursor both))
607 (reftex-highlight 1
608 (or (previous-single-property-change (1+ (point)) :data)
609 (point-min))
610 (or (next-single-property-change (point) :data)
611 (point-max)))))
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612 (if (integerp reftex-index-follow-mode)
613 ;; Remove delayed action
614 (setq reftex-index-follow-mode t)
615 (and reftex-index-follow-mode
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616 (not (equal reftex-last-follow-point (point)))
617 ;; Show context in other window
618 (setq reftex-last-follow-point (point))
619 (condition-case nil
620 (reftex-index-visit-location nil (not reftex-revisit-to-follow))
621 (error t)))))
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622
623(defun reftex-index-show-help ()
624 "Show a summary of special key bindings."
625 (interactive)
626 (with-output-to-temp-buffer "*RefTeX Help*"
627 (princ reftex-index-help))
628 (reftex-enlarge-to-fit "*RefTeX Help*" t)
629 ;; If follow mode is active, arrange to delay it one command
630 (if reftex-index-follow-mode
631 (setq reftex-index-follow-mode 1)))
632
633(defun reftex-index-next (&optional arg)
634 "Move to next selectable item."
635 (interactive "p")
636 (setq reftex-callback-fwd t)
637 (or (eobp) (forward-char 1))
7b07114a 638 (goto-char (or (next-single-property-change (point) :data)
3666daf6 639 (point)))
1a9461d0 640 (unless (get-text-property (point) :data)
7b07114a 641 (goto-char (or (next-single-property-change (point) :data)
3666daf6 642 (point)))))
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643(defun reftex-index-previous (&optional arg)
644 "Move to previous selectable item."
645 (interactive "p")
646 (setq reftex-callback-fwd nil)
647 (goto-char (or (previous-single-property-change (point) :data)
3666daf6 648 (point)))
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649 (unless (get-text-property (point) :data)
650 (goto-char (or (previous-single-property-change (point) :data)
3666daf6 651 (point)))))
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652(defun reftex-index-toggle-follow ()
653 "Toggle follow (other window follows with context)."
654 (interactive)
655 (setq reftex-last-follow-point -1)
656 (setq reftex-index-follow-mode (not reftex-index-follow-mode)))
657(defun reftex-index-toggle-context ()
658 "Toggle inclusion of label context in *Index* buffer.
659Label context is only displayed when the labels are there as well."
660 (interactive)
661 (setq reftex-index-include-context (not reftex-index-include-context))
662 (reftex-index-revert))
663(defun reftex-index-view-entry ()
664 "View document location in other window."
665 (interactive)
666 (reftex-index-visit-location))
667(defun reftex-index-goto-entry-and-hide ()
668 "Go to document location in other window. Hide the *Index* window."
669 (interactive)
670 (reftex-index-visit-location 'hide))
671(defun reftex-index-goto-entry ()
672 "Go to document location in other window. *Index* window stays."
673 (interactive)
674 (reftex-index-visit-location t))
675(defun reftex-index-mouse-goto-line-and-hide (ev)
676 "Go to document location in other window. Hide the *Index* window."
677 (interactive "e")
678 (mouse-set-point ev)
679 (reftex-index-visit-location 'hide))
680(defun reftex-index-quit ()
681 "Hide the *Index* window and do not move point."
682 (interactive)
683 (or (one-window-p) (delete-window))
684 (switch-to-buffer (marker-buffer reftex-index-return-marker))
685 (goto-char (or (marker-position reftex-index-return-marker) (point))))
686(defun reftex-index-quit-and-kill ()
687 "Kill the *Index* buffer."
688 (interactive)
689 (kill-buffer (current-buffer))
690 (or (one-window-p) (delete-window))
691 (switch-to-buffer (marker-buffer reftex-index-return-marker))
692 (goto-char (or (marker-position reftex-index-return-marker) (point))))
693(defun reftex-index-goto-toc (&rest ignore)
694 "Switch to the table of contents of the current document.
695The function will go to the section where the entry at point was defined."
696 (interactive)
697 (if (get-text-property (point) :data)
698 (reftex-index-goto-entry)
699 (switch-to-buffer (marker-buffer reftex-index-return-marker)))
700 (delete-other-windows)
701 (reftex-toc))
702(defun reftex-index-rescan (&rest ignore)
703 "Regenerate the *Index* buffer after reparsing file of section at point."
704 (interactive)
705 (let ((index-tag reftex-index-tag))
706 (if (and reftex-enable-partial-scans
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707 (null current-prefix-arg))
708 (let* ((data (get-text-property (point) :data))
709 (file (nth 3 data))
710 (line (+ (count-lines (point-min) (point)) (if (bolp) 1 0))))
711 (if (not file)
712 (error "Don't know which file to rescan. Try `C-u r'")
713 (switch-to-buffer (reftex-get-file-buffer-force file))
714 (setq current-prefix-arg '(4))
f3c18bd0 715 (reftex-display-index index-tag nil 'redo line)))
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716 (reftex-index-Rescan))
717 (reftex-kill-temporary-buffers)))
718(defun reftex-index-Rescan (&rest ignore)
719 "Regenerate the *Index* buffer after reparsing the entire document."
720 (interactive)
721 (let ((index-tag reftex-index-tag)
3666daf6 722 (line (+ (count-lines (point-min) (point)) (if (bolp) 1 0))))
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723 (switch-to-buffer
724 (reftex-get-file-buffer-force reftex-last-index-file))
725 (setq current-prefix-arg '(16))
f3c18bd0 726 (reftex-display-index index-tag nil 'redo line)))
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727(defun reftex-index-revert (&rest ignore)
728 "Regenerate the *Index* from the internal lists. No reparsing os done."
729 (interactive)
730 (let ((buf (current-buffer))
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731 (index-tag reftex-index-tag)
732 (data (get-text-property (point) :data))
733 (line (+ (count-lines (point-min) (point)) (if (bolp) 1 0))))
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734 (switch-to-buffer
735 (reftex-get-file-buffer-force reftex-last-index-file))
736 (reftex-erase-buffer buf)
737 (setq current-prefix-arg nil
3666daf6 738 reftex-last-follow-point 1)
f3c18bd0 739 (reftex-display-index index-tag nil 'redo data line)))
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740(defun reftex-index-switch-index-tag (&rest ignore)
741 "Switch to a different index of the same document."
742 (interactive)
743 (switch-to-buffer
744 (reftex-get-file-buffer-force reftex-last-index-file))
745 (setq current-prefix-arg nil)
f3c18bd0 746 (reftex-display-index nil nil 'redo))
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747
748(defun reftex-index-restrict-to-section (&optional force)
749 "Restrict index to entries defined in same document sect. as entry at point."
750 ;; Optional FORCE means, even if point is not on an index entry.
751 (interactive)
752 (let* ((data (get-text-property (point) :data))
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753 (docstruct (symbol-value reftex-docstruct-symbol))
754 bor eor)
1a9461d0 755 (if (and (not data) force)
3666daf6 756 (setq data (assq 'toc docstruct)))
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757 (when data
758 (setq bor (reftex-last-assoc-before-elt 'toc data docstruct)
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759 eor (car (memq (assq 'toc (cdr (memq bor docstruct)))
760 docstruct))
761 reftex-index-restriction-data (list bor eor)
762 reftex-index-restriction-indicator (nth 6 bor) )))
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763 (reftex-index-revert))
764
765(defun reftex-index-widen (&rest ignore)
766 "Show the unrestricted index (all entries)."
767 (interactive)
768 (setq reftex-index-restriction-indicator nil
3666daf6 769 reftex-index-restriction-data nil)
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770 (reftex-index-revert)
771 (message "Index widened"))
772(defun reftex-index-restriction-forward (&rest ignore)
773 "Restrict to previous section.
774When index is currently unrestricted, restrict it to a section.
775When index is restricted, select the next section as restriction criterion."
776 (interactive)
777 (let* ((docstruct (symbol-value reftex-docstruct-symbol))
3666daf6 778 (bor (nth 1 reftex-index-restriction-data)))
1a9461d0 779 (if (or (not bor)
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780 (not (eq (car bor) 'toc)))
781 (reftex-index-restrict-to-section t)
1a9461d0 782 (setq reftex-index-restriction-indicator (nth 6 bor)
3666daf6 783 reftex-index-restriction-data
7b07114a 784 (list bor
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785 (car (memq (assq 'toc (cdr (memq bor docstruct)))
786 docstruct))))
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787 (reftex-index-revert))))
788(defun reftex-index-restriction-backward (&rest ignore)
789 "Restrict to next section.
790When index is currently unrestricted, restrict it to a section.
791When index is restricted, select the previous section as restriction criterion."
792 (interactive)
793 (let* ((docstruct (symbol-value reftex-docstruct-symbol))
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794 (eor (car reftex-index-restriction-data))
795 (bor (reftex-last-assoc-before-elt 'toc eor docstruct t)))
1a9461d0 796 (if (or (not bor)
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797 (not (eq (car bor) 'toc)))
798 (reftex-index-restrict-to-section t)
1a9461d0 799 (setq reftex-index-restriction-indicator (nth 6 bor)
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800 reftex-index-restriction-data
801 (list bor eor))
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802 (reftex-index-revert))))
803
804(defun reftex-index-visit-location (&optional final no-revisit)
805 ;; Visit the tex file corresponding to the index entry on the current line.
806 ;; If FINAL is t, stay there
807 ;; If FINAL is 'hide, hide the *Index* window.
808 ;; Otherwise, move cursor back into *Index* window.
809 ;; NO-REVISIT means don't visit files, just use live biffers.
810
811 (let* ((data (get-text-property (point) :data))
812 (index-window (selected-window))
813 show-window show-buffer match)
814
815 (unless data (error "Don't know which index entry to visit"))
7b07114a 816
1a9461d0 817 (if (eq (car data) 'index)
3666daf6 818 (setq match (reftex-index-show-entry data no-revisit)))
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819
820 (setq show-window (selected-window)
821 show-buffer (current-buffer))
822
823 (unless match
824 (select-window index-window)
825 (error "Cannot find location"))
826
827 (select-window index-window)
828
829 ;; Use the `final' parameter to decide what to do next
830 (cond
831 ((eq final t)
832 (reftex-unhighlight 0)
833 (select-window show-window))
834 ((eq final 'hide)
835 (reftex-unhighlight 0)
836 (or (one-window-p) (delete-window))
837 (switch-to-buffer show-buffer))
838 (t nil))))
839
840(defun reftex-index-analyze-entry (data)
841 ;; This splits the index context so that key, attribute and visual
842 ;; values are accessible individually.
843 (interactive)
844 (let* ((arg (nth 5 data))
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845 (context (nth 2 data))
846 (sc reftex-index-special-chars)
847 (boa (if (string-match (regexp-quote (concat "{" arg "}")) context)
848 (1+ (match-beginning 0))
849 (error "Something is wrong here")))
850 (eoa (1- (match-end 0)))
851 (boactual (if (string-match (concat "[^" (nth 3 sc) "]" (nth 2 sc))
852 context boa)
853 (1+ (match-beginning 0))
854 eoa))
855 (boattr (if (string-match (concat "[^" (nth 3 sc) "]" (nth 1 sc))
856 context boa)
857 (1+ (match-beginning 0))
858 boactual))
859 (pre (substring context 0 boa))
860 (key (substring context boa boattr))
861 (attr (substring context boattr boactual))
862 (actual (substring context boactual eoa))
863 (post (substring context eoa)))
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864 (list pre key attr actual post)))
865
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866(defun reftex-index-edit ()
867 "Edit the index entry at point."
868 (interactive)
869 (let* ((data (get-text-property (point) :data))
3666daf6 870 old new)
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871 (unless data (error "Don't know which index entry to edit"))
872 (reftex-index-view-entry)
873 (setq old (nth 2 data) new (read-string "Edit: " old))
874 (reftex-index-change-entry new)))
875
876(defun reftex-index-toggle-range-beginning ()
877 "Toggle the page range start attribute `|('."
878 (interactive)
879 (let* ((data (get-text-property (point) :data))
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880 (bor (concat (nth 1 reftex-index-special-chars) "("))
881 new analyze attr)
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882 (unless data (error "Don't know which index entry to edit"))
883 (setq analyze (reftex-index-analyze-entry data)
3666daf6 884 attr (nth 2 analyze))
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885 (setf (nth 2 analyze) (if (string= attr bor) "" bor))
886 (setq new (apply 'concat analyze))
7b07114a 887 (reftex-index-change-entry
1a9461d0 888 new (if (string= (nth 2 analyze) bor)
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889 "Entry is now START-OF-PAGE-RANGE"
890 "START-OF-PAGE-RANGE canceled"))))
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891
892(defun reftex-index-toggle-range-end ()
893 "Toggle the page-range-end attribute `|)'."
894 (interactive)
895 (let* ((data (get-text-property (point) :data))
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896 (eor (concat (nth 1 reftex-index-special-chars) ")"))
897 new analyze attr)
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898 (unless data (error "Don't know which index entry to edit"))
899 (setq analyze (reftex-index-analyze-entry data)
3666daf6 900 attr (nth 2 analyze))
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901 (setf (nth 2 analyze) (if (string= attr eor) "" eor))
902 (setq new (apply 'concat analyze))
903 (reftex-index-change-entry
904 new (if (string= (nth 2 analyze) eor)
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905 "Entry is now END-OF-PAGE-RANGE"
906 "END-OF-PAGE-RANGE canceled"))))
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907
908(defun reftex-index-edit-key ()
909 "Edit the KEY part of the index entry."
910 (interactive)
911 (reftex-index-edit-part nil 1 "" "Key: " t))
912
913(defun reftex-index-edit-attribute (&optional arg)
914 "EDIT the ATTRIBUTE part of the entry. With arg: remove entire ATTRIBUTE."
915 (interactive "P")
916 (reftex-index-edit-part arg 2 (nth 1 reftex-index-special-chars)
3666daf6 917 "Attribute: "))
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918
919(defun reftex-index-edit-visual (&optional arg)
920 "EDIT the VISUAL part of the entry. With arg: remove entire VISUAL string."
921 (interactive "P")
922 (reftex-index-edit-part arg 3 (nth 2 reftex-index-special-chars) "Visual: "))
923
924(defun reftex-index-edit-part (arg n initial prompt &optional dont-allow-empty)
925 ;; This function does the work for all partial editing commands
926 (let* ((data (get-text-property (point) :data))
3666daf6 927 new analyze opart npart)
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928 (unless data (error "Don't know which index entry to edit"))
929 ;; Analyze the whole context string
930 (setq analyze (reftex-index-analyze-entry data)
3666daf6 931 opart (nth n analyze))
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932 (and (> (length opart) 0) (setq opart (substring opart 1)))
933 ;; Have the user editing the part
934 (setq npart (if arg "" (read-string (concat prompt initial) opart)))
935 ;; Tests:
936 (cond ((string= npart opart)
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937 (error "Not changed"))
938 ((string= npart "")
939 (if dont-allow-empty
5181ff9f 940 (error "Invalid value")
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941 (setf (nth n analyze) npart)))
942 (t (setf (nth n analyze) (concat initial npart))))
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943 (setq new (apply 'concat analyze))
944 ;; Change the entry and insert the changed version into the index.
7b07114a 945 (reftex-index-change-entry
1a9461d0 946 new (if (string= npart "")
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947 (format "Deleted: %s" opart)
948 (format "New value is: %s" npart)))))
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949
950(defun reftex-index-level-down ()
951 "Make index entry a subitem of another entry."
952 (interactive)
953 (let* ((data (get-text-property (point) :data))
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954 (docstruct (symbol-value reftex-docstruct-symbol))
955 old new prefix key)
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956 (unless data (error "Don't know which index entry to change"))
957 (setq old (nth 2 data)
3666daf6 958 key (nth 6 data)
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959 prefix (completing-read
960 "Prefix: "
961 (reftex-sublist-nth
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962 docstruct 6
963 (lambda (x)
964 (and (eq (car x) 'index)
965 (string= (nth 1 x) reftex-index-tag))) t)))
7b07114a 966 (unless (string-match
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967 (concat (regexp-quote (car reftex-index-special-chars)) "\\'")
968 prefix)
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969 (setq prefix (concat prefix (car reftex-index-special-chars))))
970 (if (string-match (regexp-quote key) old)
3666daf6 971 (setq new (replace-match (concat prefix key) t t old))
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972 (error "Cannot construct new index key"))
973 (reftex-index-change-entry new (format "Added prefix: %s" prefix))))
974
975(defun reftex-index-level-up ()
976 "Remove the highest level of a hierarchical index entry."
977 (interactive)
978 (let* ((data (get-text-property (point) :data))
3666daf6 979 old new prefix)
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980 (unless data (error "Don't know which entry to change"))
981 (setq old (nth 2 data))
982 (if (string-match (concat "{\\([^" (nth 0 reftex-index-special-chars) "]*"
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983 "[^" (nth 3 reftex-index-special-chars) "]"
984 (regexp-quote (nth 0 reftex-index-special-chars))
985 "\\)")
986 old)
987 (setq prefix (substring old (match-beginning 1) (match-end 1))
988 new (concat (substring old 0 (match-beginning 1))
989 (substring old (match-end 1))))
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990 (error "Entry is not a subitem"))
991 (reftex-index-change-entry new (format "Removed prefix: %s" prefix))))
992
993(defun reftex-index-kill ()
994 "FIXME: Not yet implemented"
995 (interactive)
996 (error "This function is currently not implemented"))
997
998(defun reftex-index-undo ()
999 "FIXME: Not yet implemented"
1000 (interactive)
1001 (error "This function is currently not implemented"))
1002
1003(defun reftex-index-change-entry (new &optional message)
1004 ;; Change the full context string of the index entry at point to
1005 ;; NEW. This actually edits the buffer where the entry is defined.
7b07114a 1006
1a9461d0 1007 (let* ((data (get-text-property (point) :data))
3666daf6 1008 old beg end info)
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1009 (unless data (error "Cannot change entry"))
1010 (reftex-index-view-entry)
1011 (setq beg (match-beginning 0) end (match-end 0))
1012 (setq old (nth 2 data))
1013 (and (equal old new) (error "Entry unchanged"))
1014 (save-excursion
1015 (set-buffer (get-file-buffer (nth 3 data)))
1016 (goto-char beg)
1017 (unless (looking-at (regexp-quote old))
3666daf6 1018 (error "This should not happen (reftex-index-change-entry)"))
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1019 (delete-region beg end)
1020 (insert new)
1021 (goto-char (1- beg))
1022 (when (and (re-search-forward (reftex-everything-regexp) nil t)
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1023 (match-end 10)
1024 (< (abs (- (match-beginning 10) beg)) (length new))
1025 (setq info (reftex-index-info-safe buffer-file-name)))
1026 (setcdr data (cdr info))))
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1027 (let ((buffer-read-only nil))
1028 (save-excursion
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1029 (reftex-insert-index (list data) reftex-index-tag t
1030 "EDITED")))
1a9461d0 1031 (setq reftex-last-follow-point 1)
5673af85 1032 (and message (message "%s" message))))
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1033
1034;; Index map
1035(define-key reftex-index-map (if (featurep 'xemacs) [(button2)] [(mouse-2)])
1036 'reftex-index-mouse-goto-line-and-hide)
a85551d8 1037(define-key reftex-index-map [follow-link] 'mouse-face)
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1038
1039(substitute-key-definition
1040 'next-line 'reftex-index-next reftex-index-map global-map)
1041(substitute-key-definition
1042 'previous-line 'reftex-index-previous reftex-index-map global-map)
1043
1044(loop for x in
1045 '(("n" . reftex-index-next)
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1046 ("p" . reftex-index-previous)
1047 ("?" . reftex-index-show-help)
1048 (" " . reftex-index-view-entry)
1049 ("\C-m" . reftex-index-goto-entry-and-hide)
1050 ("\C-i" . reftex-index-goto-entry)
1051 ("\C-k" . reftex-index-kill)
1052 ("r" . reftex-index-rescan)
1053 ("R" . reftex-index-Rescan)
1054 ("g" . revert-buffer)
1055 ("q" . reftex-index-quit)
1056 ("k" . reftex-index-quit-and-kill)
1057 ("f" . reftex-index-toggle-follow)
1058 ("s" . reftex-index-switch-index-tag)
1059 ("e" . reftex-index-edit)
1060 ("^" . reftex-index-level-up)
1061 ("_" . reftex-index-level-down)
1062 ("}" . reftex-index-restrict-to-section)
1063 ("{" . reftex-index-widen)
1064 (">" . reftex-index-restriction-forward)
1065 ("<" . reftex-index-restriction-backward)
1066 ("(" . reftex-index-toggle-range-beginning)
1067 (")" . reftex-index-toggle-range-end)
1068 ("|" . reftex-index-edit-attribute)
1069 ("@" . reftex-index-edit-visual)
1070 ("*" . reftex-index-edit-key)
1071 ("\C-c=". reftex-index-goto-toc)
1072 ("c" . reftex-index-toggle-context))
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1073 do (define-key reftex-index-map (car x) (cdr x)))
1074
1075(loop for key across "0123456789" do
1076 (define-key reftex-index-map (vector (list key)) 'digit-argument))
1077(define-key reftex-index-map "-" 'negative-argument)
1078
1079;; The capital letters and the exclamation mark
1080(loop for key across (concat "!" reftex-index-section-letters) do
1081 (define-key reftex-index-map (vector (list key))
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1082 (list 'lambda '() '(interactive)
1083 (list 'reftex-index-goto-letter key))))
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1084
1085(defun reftex-index-goto-letter (char)
1086 "Go to the CHAR section in the index."
1087 (let ((pos (point))
3666daf6 1088 (case-fold-search nil))
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1089 (goto-line 3)
1090 (if (re-search-forward (concat "^" (char-to-string char)) nil t)
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1091 (progn
1092 (beginning-of-line)
1093 (recenter 0)
1094 (reftex-index-next))
1a9461d0 1095 (goto-char pos)
7c4d13cc 1096 (if (eq char ?!)
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1097 (error "This <%s> index does not contain entries sorted before the letters"
1098 reftex-index-tag)
7b07114a 1099 (error "This <%s> index does not contain entries starting with `%c'"
3666daf6 1100 reftex-index-tag char)))))
1a9461d0 1101
7b07114a 1102(easy-menu-define
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1103 reftex-index-menu reftex-index-map
1104 "Menu for Index buffer"
1105 `("Index"
7b07114a 1106 ["Goto section A-Z"
1a9461d0 1107 (message "To go to a section, just press any of: !%s"
3666daf6 1108 reftex-index-section-letters) t]
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1109 ["Show Entry" reftex-index-view-entry t]
1110 ["Go To Entry" reftex-index-goto-entry t]
1111 ["Exit & Go To Entry" reftex-index-goto-entry-and-hide t]
1112 ["Table of Contents" reftex-index-goto-toc t]
1113 ["Quit" reftex-index-quit t]
1114 "--"
1115 ("Update"
1116 ["Rebuilt *Index* Buffer" revert-buffer t]
1117 "--"
1118 ["Rescan One File" reftex-index-rescan reftex-enable-partial-scans]
1119 ["Rescan Entire Document" reftex-index-Rescan t])
1120 ("Restrict"
1121 ["Restrict to section" reftex-index-restrict-to-section t]
1122 ["Widen" reftex-index-widen reftex-index-restriction-indicator]
1123 ["Next Section" reftex-index-restriction-forward
1124 reftex-index-restriction-indicator]
1125 ["Previous Section" reftex-index-restriction-backward
1126 reftex-index-restriction-indicator])
1127 ("Edit"
1128 ["Edit Entry" reftex-index-edit t]
1129 ["Edit Key" reftex-index-edit-key t]
1130 ["Edit Attribute" reftex-index-edit-attribute t]
1131 ["Edit Visual" reftex-index-edit-visual t]
1132 "--"
1133 ["Add Parentkey" reftex-index-level-down t]
1134 ["Remove Parentkey " reftex-index-level-up t]
1135 "--"
1136 ["Make Start-of-Range" reftex-index-toggle-range-beginning t]
1137 ["Make End-of-Range" reftex-index-toggle-range-end t]
1138 "--"
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1139 ["Kill Entry" reftex-index-kill nil]
1140 "--"
1141 ["Undo" reftex-index-undo nil])
1142 ("Options"
1143 ["Context" reftex-index-toggle-context :style toggle
1144 :selected reftex-index-include-context]
1145 "--"
7b07114a 1146 ["Follow Mode" reftex-index-toggle-follow :style toggle
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1147 :selected reftex-index-follow-mode])
1148 "--"
1149 ["Help" reftex-index-show-help t]))
1150
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1151
1152;;----------------------------------------------------------------------
1153;; The Index Phrases File
1154
1155;; Some constants and variables
1156(defconst reftex-index-phrases-comment-regexp "^[ \t]*%.*"
1157 "Regular expression to match comment lines in phrases buffer")
1158(defconst reftex-index-phrases-macrodef-regexp
1159 "^\\(>>>INDEX_MACRO_DEFINITION:\\)[ \t]+\\(\\S-\\)\\( *\t[ \t]*\\)\\([^\t]*[^ \t]\\)\\( *\t[ \t]*\\)\\(\\S-+\\)"
1160 "Regular expression to match macro definition lines the phrases buffer.")
1161;(defconst reftex-index-phrases-macrodef-regexp
1162; "^\\(>>>INDEX_MACRO_DEFINITION:\\)[ \t]+\\(\\S-\\)\\([ \t]*\\)\\([^\t]*[^ \t]\\)\\([ \t]*\\)\\(nil\\|t\\)[ \t]*$"
1163; "Regular expression to match macro definition lines the phrases buffer.
1164;This version would allow just spaces as separators.")
1165(defconst reftex-index-phrases-phrase-regexp1
1166 "^\\(\\S-?\\)\\(\t\\)\\([^\t\n]*\\S-\\)\\([ \t]*\\)$"
1167 "Regular expression matching phrases which have no separate index key.")
1168(defconst reftex-index-phrases-phrase-regexp2
1169 "^\\(\\S-?\\)\\(\t\\)\\([^\t]*\\S-\\)\\(\t[ \t]*\\)\\([^\n\t]*\\S-\\)[ \t]*$"
1170 "Regular expression matching phrases which have a separate index key.")
1171(defconst reftex-index-phrases-phrase-regexp12
1172 "^\\(\\S-?\\)\\(\t\\)\\([^\n\t]*\\S-\\)\\(\\(\t[ \t]*\\)\\([^\n\t]*\\S-\\)\\)?[ \t]*$"
1173 "Regular expression matching all types of phrase lines.")
1174(defvar reftex-index-phrases-macro-data nil
1175 "Alist containing the information taken from the macro definition lines.
1176This gets refreshed in every phrases command.")
1177(defvar reftex-index-phrases-files nil
1178 "List of document files relevant for the phrases file.")
1179
1180(defvar reftex-index-phrases-font-lock-keywords nil
1181 "Font lock keywords for reftex-index-phrases-mode.")
1182(defvar reftex-index-phrases-font-lock-defaults nil
1183 "Font lock defaults for reftex-index-phrases-mode.")
1184(defvar reftex-index-phrases-map (make-sparse-keymap)
1185 "Keymap used for *toc* buffer.")
1186
1187
1188(defun reftex-index-phrase-selection-or-word (arg)
1189 "Add current selection or word at point to the phrases buffer.
1190When you are in transient-mark-mode and the region is active, the
1191selection will be used - otherwise the word at point.
1192You get a chance to edit the entry in the phrases buffer - finish with
1193`C-c C-c'."
1194 (interactive "P")
1195 (set-marker reftex-index-return-marker (point))
1196 (reftex-index-selection-or-word arg 'phrase)
1197 (if (eq major-mode 'reftex-index-phrases-mode)
5673af85 1198 (message "%s"
7c4d13cc 1199 (substitute-command-keys
3666daf6 1200 "Return to LaTeX with \\[reftex-index-phrases-save-and-return]"))))
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1201
1202(defun reftex-index-visit-phrases-buffer ()
1203 "Switch to the phrases buffer, initialize if empty."
1204 (interactive)
1205 (reftex-access-scan-info)
1206 (let* ((master (reftex-TeX-master-file))
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1207 (name (concat (file-name-sans-extension master)
1208 reftex-index-phrase-file-extension)))
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1209 (find-file name)
1210 (unless (eq major-mode 'reftex-index-phrases-mode)
1211 (reftex-index-phrases-mode))
1212 (if (= (buffer-size) 0)
3666daf6 1213 (reftex-index-initialize-phrases-buffer master))))
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1214
1215(defun reftex-index-initialize-phrases-buffer (&optional master)
1216 "Initialize the phrases buffer by creating the header.
1217If the buffer is non-empty, delete the old header first."
1218 (interactive)
1219 (let* ((case-fold-search t)
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1220 (default-key (car reftex-index-default-macro))
1221 (default-macro (nth 1 (assoc default-key
1222 reftex-key-to-index-macro-alist)))
1223 (macro-alist
1224 (sort (copy-sequence reftex-index-macro-alist)
1225 (lambda (a b) (equal (car a) default-macro))))
1226 macro entry key repeat)
7b07114a 1227
7c4d13cc 1228 (if master (set (make-local-variable 'TeX-master)
3666daf6 1229 (file-name-nondirectory master)))
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1230
1231 (when (> (buffer-size) 0)
1232 (goto-char 1)
1233 (set-mark (point))
1234 (while (re-search-forward reftex-index-phrases-macrodef-regexp nil t)
3666daf6 1235 (end-of-line))
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1236 (beginning-of-line 2)
1237 (if (looking-at reftex-index-phrases-comment-regexp)
3666daf6 1238 (beginning-of-line 2))
7c4d13cc 1239 (while (looking-at "^[ \t]*$")
7b07114a 1240 (beginning-of-line 2))
7c4d13cc 1241 (cond ((fboundp 'zmacs-activate-region) (zmacs-activate-region))
3666daf6 1242 ((boundp 'make-active) (setq mark-active t)))
ce5a3ac0 1243 (if (yes-or-no-p "Delete and rebuild header? ")
3666daf6 1244 (delete-region (point-min) (point))))
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CD
1245
1246 ;; Insert the mode line
1247 (insert
1248 (format "%% -*- mode: reftex-index-phrases; TeX-master: \"%s\" -*-\n"
3666daf6 1249 (file-name-nondirectory (reftex-index-phrase-tex-master))))
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CD
1250 ;; Insert the macro definitions
1251 (insert "% Key Macro Format Repeat\n")
1252 (insert "%---------------------------------------------------------------------\n")
1253 (while (setq entry (pop macro-alist))
1254 (setq macro (car entry)
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CD
1255 repeat (nth 7 entry)
1256 key (car (delq nil (mapcar (lambda (x) (if (equal (nth 1 x) macro)
1257 (car x)
1258 nil))
1259 reftex-key-to-index-macro-alist))))
7c4d13cc 1260 (insert (format ">>>INDEX_MACRO_DEFINITION:\t%s\t%-20s\t%s\n"
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CD
1261 (char-to-string key) (concat macro "{%s}")
1262 (if repeat "t" "nil"))))
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CD
1263 (insert "%---------------------------------------------------------------------\n\n\n")))
1264
1265(defvar TeX-master)
1266(defun reftex-index-phrase-tex-master (&optional dir)
1267 "Return the name of the master file associated with a phrase buffer."
1268 (if (and (boundp 'TeX-master)
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1269 (local-variable-p 'TeX-master (current-buffer))
1270 (stringp TeX-master))
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CD
1271 ;; We have a local variable which tells us which file to use
1272 (expand-file-name TeX-master dir)
1273 ;; have to guess
1274 (concat (file-name-sans-extension (buffer-file-name)) ".tex")))
1275
1276(defun reftex-index-phrases-save-and-return ()
1277 "Return to where the `reftex-index-phrase-selection-or-word' was called."
1278 (interactive)
1279 (save-buffer)
1280 (switch-to-buffer (marker-buffer reftex-index-return-marker))
1281 (goto-char (or (marker-position reftex-index-return-marker) (point))))
1282
1283
1284(defvar reftex-index-phrases-menu)
7b07114a 1285(defvar reftex-index-phrases-marker)
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1286(defvar reftex-index-phrases-restrict-file nil)
1287;;;###autoload
1288(defun reftex-index-phrases-mode ()
1289 "Major mode for managing the Index phrases of a LaTeX document.
1290This buffer was created with RefTeX.
1291
1292To insert new phrases, use
1293 - `C-c \\' in the LaTeX document to copy selection or word
1294 - `\\[reftex-index-new-phrase]' in the phrases buffer.
1295
1296To index phrases use one of:
1297
1298\\[reftex-index-this-phrase] index current phrase
1299\\[reftex-index-next-phrase] index next phrase (or N with prefix arg)
1300\\[reftex-index-all-phrases] index all phrases
1301\\[reftex-index-remaining-phrases] index current and following phrases
1302\\[reftex-index-region-phrases] index the phrases in the region
1303
1304You can sort the phrases in this buffer with \\[reftex-index-sort-phrases].
1305To display information about the phrase at point, use \\[reftex-index-phrases-info].
1306
1307For more information see the RefTeX User Manual.
1308
1309Here are all local bindings.
1310
1311\\{reftex-index-phrases-map}"
1312 (interactive)
1313 (kill-all-local-variables)
1314 (setq major-mode 'reftex-index-phrases-mode
3666daf6 1315 mode-name "Phrases")
7c4d13cc 1316 (use-local-map reftex-index-phrases-map)
7b07114a 1317 (set (make-local-variable 'font-lock-defaults)
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1318 reftex-index-phrases-font-lock-defaults)
1319 (easy-menu-add reftex-index-phrases-menu reftex-index-phrases-map)
1320 (set (make-local-variable 'reftex-index-phrases-marker) (make-marker))
7b07114a 1321 (run-hooks 'reftex-index-phrases-mode-hook))
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CD
1322(add-hook 'reftex-index-phrases-mode-hook 'turn-on-font-lock)
1323
1324;; Font Locking stuff
1325(let ((ss (if (featurep 'xemacs) 'secondary-selection ''secondary-selection)))
1326 (setq reftex-index-phrases-font-lock-keywords
7b07114a 1327 (list
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CD
1328 (cons reftex-index-phrases-comment-regexp 'font-lock-comment-face)
1329 (list reftex-index-phrases-macrodef-regexp
1330 '(1 font-lock-type-face)
1331 '(2 font-lock-keyword-face)
1332 (list 3 ss)
1333 '(4 font-lock-function-name-face)
1334 (list 5 ss)
1335 '(6 font-lock-string-face))
1336 (list reftex-index-phrases-phrase-regexp1
1337 '(1 font-lock-keyword-face)
1338 (list 2 ss)
1339 '(3 font-lock-string-face)
1340 (list 4 ss))
1341 (list reftex-index-phrases-phrase-regexp2
1342 '(1 font-lock-keyword-face)
1343 (list 2 ss)
1344 '(3 font-lock-string-face)
1345 (list 4 ss)
1346 '(5 font-lock-function-name-face))
1347 (cons "^\t$" ss)))
7c4d13cc 1348 (setq reftex-index-phrases-font-lock-defaults
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CD
1349 '((reftex-index-phrases-font-lock-keywords)
1350 nil t nil beginning-of-line))
7b07114a 1351 (put 'reftex-index-phrases-mode 'font-lock-defaults
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1352 reftex-index-phrases-font-lock-defaults) ; XEmacs
1353 )
1354
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CD
1355(defun reftex-index-next-phrase (&optional arg)
1356 "Index the next ARG phrases in the phrases buffer."
1357 (interactive "p")
1358 (reftex-index-phrases-parse-header t)
1359 (while (> arg 0)
1360 (decf arg)
1361 (end-of-line)
1362 (if (re-search-forward reftex-index-phrases-phrase-regexp12 nil t)
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CD
1363 (progn
1364 (goto-char (match-beginning 0))
f3c18bd0 1365 (reftex-index-this-phrase 'slave))
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1366 (error "No more phrase lines after point"))))
1367
f3c18bd0 1368(defun reftex-index-this-phrase (&optional slave)
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CD
1369 "Index the phrase in the current line.
1370Does a global search and replace in the entire document. At each
1371match, the user will be asked to confirm the replacement."
1372 (interactive)
f3c18bd0 1373 (if (not slave) (reftex-index-phrases-parse-header t))
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CD
1374 (save-excursion
1375 (beginning-of-line)
1376 (cond ((looking-at reftex-index-phrases-comment-regexp)
f3c18bd0 1377 (if (not slave) (error "Comment line")))
3666daf6 1378 ((looking-at "^[ \t]*$")
f3c18bd0 1379 (if (not slave) (error "Empty line")))
3666daf6 1380 ((looking-at reftex-index-phrases-macrodef-regexp)
f3c18bd0 1381 (if (not slave) (error "Macro definition line")))
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CD
1382 ((looking-at reftex-index-phrases-phrase-regexp12)
1383 ;; This is a phrase
1384 (let* ((char (if (not (equal (match-string 1) ""))
1385 (string-to-char (match-string 1))))
1386 (phrase (match-string 3))
1387 (index-key (match-string 6))
1388 (macro-data (cdr (if (null char)
1389 (car reftex-index-phrases-macro-data)
1390 (assoc char reftex-index-phrases-macro-data))))
1391 (macro-fmt (car macro-data))
1392 (repeat (nth 1 macro-data))
1393 (files
1394 (cond ((and (stringp reftex-index-phrases-restrict-file)
1395 (file-regular-p reftex-index-phrases-restrict-file))
1396 (list reftex-index-phrases-restrict-file))
1397 ((stringp reftex-index-phrases-restrict-file)
5181ff9f 1398 (error "Invalid restriction file %s"
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1399 reftex-index-phrases-restrict-file))
1400 (t reftex-index-phrases-files)))
1401 (as-words reftex-index-phrases-search-whole-words))
1402 (unless macro-data
1403 (error "No macro associated with key %c" char))
1404 (unwind-protect
1405 (let ((overlay-arrow-string "=>")
1406 (overlay-arrow-position
1407 reftex-index-phrases-marker)
1408 (replace-count 0))
1409 ;; Show the overlay arrow
1410 (move-marker reftex-index-phrases-marker
1411 (match-beginning 0) (current-buffer))
1412 ;; Start the query-replace
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1413 (reftex-query-index-phrase-globally
1414 files phrase macro-fmt
3666daf6 1415 index-key repeat as-words)
7b07114a 1416 (message "%s replaced"
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1417 (reftex-number replace-count "occurrence"))))))
1418 (t (error "Cannot parse this line")))))
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1419
1420(defun reftex-index-all-phrases ()
1421 "Index all phrases in the phrases buffer.
1422Calls `reftex-index-this-phrase' on each line in the buffer."
1423 (interactive)
1424 (reftex-index-region-phrases (point-min) (point-max)))
1425
1426(defun reftex-index-remaining-phrases ()
1427 "Index all phrases in the phrases buffer.
1428Calls `reftex-index-this-phrase' on each line ay and below point in
1429the buffer."
1430 (interactive)
1431 (beginning-of-line)
1432 (reftex-index-region-phrases (point) (point-max)))
1433
1434(defun reftex-index-region-phrases (beg end)
1435 "Index all phrases in the phrases buffer.
1436Calls `reftex-index-this-phrase' on each line in the region."
1437 (interactive "r")
1438 (reftex-index-phrases-parse-header t)
1439 (goto-char beg)
1440 (while (not (or (eobp)
3666daf6 1441 (>= (point) end)))
f3c18bd0 1442 (save-excursion (reftex-index-this-phrase 'slave))
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CD
1443 (beginning-of-line 2)))
1444
1445(defun reftex-index-phrases-parse-header (&optional get-files)
1446 "Parse the header of a phrases file to extract the macro definitions.
1447The definitions get stored in `reftex-index-phrases-macro-data'.
1448Also switches to the LaTeX document to find out which files belong to
1449the document and stores the list in `reftex-index-phrases-files'."
1450 (let* ((master (reftex-index-phrase-tex-master))
3666daf6 1451 buf)
7c4d13cc 1452 (if get-files
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CD
1453 ;; Get the file list
1454 (save-excursion
1455 (setq buf (reftex-get-file-buffer-force master))
1456 (unless buf (error "Master file %s not found" master))
1457 (set-buffer buf)
1458 (reftex-access-scan-info)
7b07114a 1459 (setq reftex-index-phrases-files
3666daf6 1460 (reftex-all-document-files))))
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CD
1461 ;; Parse the files header for macro definitions
1462 (setq reftex-index-phrases-macro-data nil)
1463 (save-excursion
1464 (goto-char (point-min))
1465 (while (re-search-forward reftex-index-phrases-macrodef-regexp nil t)
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CD
1466 (push (list
1467 (string-to-char (match-string 2))
1468 (match-string 4)
1469 (equal (match-string 6) "t"))
1470 reftex-index-phrases-macro-data))
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CD
1471 ;; Reverse the list, so that the first macro is first
1472 (if (null reftex-index-phrases-macro-data)
3666daf6 1473 (error "No valid MACRO DEFINITION line in %s file (make sure to use TAB separators)" reftex-index-phrase-file-extension))
7b07114a 1474 (setq reftex-index-phrases-macro-data
3666daf6 1475 (nreverse reftex-index-phrases-macro-data))
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CD
1476 (goto-char (point-min)))))
1477
1478(defun reftex-index-phrases-apply-to-region (beg end)
1479 "Index all index phrases in the current region.
1480This works exactly like global indexing from the index phrases buffer,
1481but operation is restricted to the current region. This is useful if
1482you need to add/change text in an already indexed document and want to
1483index the new part without having to go over the unchanged parts again."
1484 (interactive "r")
1485 (let ((win-conf (current-window-configuration))
7b07114a 1486 (reftex-index-phrases-restrict-file (buffer-file-name)))
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CD
1487 (save-excursion
1488 (save-restriction
1489 (narrow-to-region beg end)
1490 (unwind-protect
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CD
1491 (progn
1492 ;; Hide the region highlighting
1493 (cond ((fboundp 'zmacs-deactivate-region) (zmacs-deactivate-region))
1494 ((fboundp 'deactivate-mark) (deactivate-mark)))
1495 (delete-other-windows)
1496 (reftex-index-visit-phrases-buffer)
1497 (reftex-index-all-phrases))
1498 (set-window-configuration win-conf))))))
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1499
1500(defun reftex-index-new-phrase (&optional text)
1501 "Open a new line in the phrases buffer, insert TEXT."
1502 (interactive)
1503 (if (and text (stringp text))
1504 (progn
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CD
1505 ;; Check if the phrase is already in the buffer
1506 (setq text (reftex-index-simplify-phrase text))
1507 (goto-char (point-min))
1508 (if (re-search-forward
7b07114a 1509 (concat "^\\(\\S-*\\)\t\\(" (regexp-quote text)
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CD
1510 "\\) *[\t\n]") nil t)
1511 (progn
1512 (goto-char (match-end 2))
1513 (error "Phrase is already in phrases buffer")))))
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CD
1514 ;; Add the new phrase line after the last in the buffer
1515 (goto-char (point-max))
1516 (if (re-search-backward reftex-index-phrases-phrase-regexp12 nil t)
1517 (end-of-line))
1518 (if (not (bolp))
1519 (insert "\n"))
1520 (insert "\t")
1521 (if (and text (stringp text))
1522 (insert text)))
1523
1524(defun reftex-index-find-next-conflict-phrase (&optional arg)
1525 "Find the next a phrase which is has conflicts in the phrase buffer.
1526The command helps to find possible conflicts in the phrase indexing process.
1527It searches downward from point for a phrase which is repeated elsewhere
1528in the buffer, or which is a subphrase of another phrase. If such a
1529phrase is found, the phrase info is displayed.
1530To check the whole buffer, start at the beginning and continue by calling
1531this function repeatedly."
1532 (interactive "P")
1533 (if (catch 'exit
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CD
1534 (while (re-search-forward reftex-index-phrases-phrase-regexp12 nil t)
1535 (goto-char (match-beginning 3))
1536 (let* ((phrase (match-string 3))
1537 (case-fold-search reftex-index-phrases-case-fold-search)
1538 (re (reftex-index-phrases-find-dup-re phrase t)))
7b07114a 1539 (if (save-excursion
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CD
1540 (goto-char (point-min))
1541 (and (re-search-forward re nil t)
1542 (re-search-forward re nil t)))
1543 (throw 'exit t)))))
7c4d13cc 1544 (progn
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CD
1545 (reftex-index-phrases-info)
1546 (message "Phrase with match conflict discovered"))
7c4d13cc
CD
1547 (goto-char (point-max))
1548 (error "No further problematic phrases found")))
1549
1550(defun reftex-index-phrases-info ()
1551 "Display information about the phrase at point."
1552 (interactive)
1553 (save-excursion
1554 (beginning-of-line)
1555 (unless (looking-at reftex-index-phrases-phrase-regexp12)
1556 (error "Not a phrase line"))
1557 (save-match-data (reftex-index-phrases-parse-header t))
1558 (let* ((char (if (not (equal (match-string 1) ""))
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CD
1559 (string-to-char (match-string 1))))
1560 (phrase (match-string 3))
1561 (index-key (match-string 6))
1562 (index-keys (split-string
1563 (or index-key phrase)
1564 reftex-index-phrases-logical-or-regexp))
1565 (macro-data (cdr (if (null char)
1566 (car reftex-index-phrases-macro-data)
1567 (assoc char reftex-index-phrases-macro-data))))
1568 (macro-fmt (car macro-data))
1569 (repeat (nth 1 macro-data))
1570 (as-words reftex-index-phrases-search-whole-words)
1571 (example (reftex-index-make-replace-string
1572 macro-fmt (downcase phrase) (car index-keys) repeat))
1573 (re (reftex-index-make-phrase-regexp phrase as-words t))
1574 (re1 (reftex-index-phrases-find-dup-re phrase))
1575 (re2 (reftex-index-phrases-find-dup-re phrase 'sub))
1576 superphrases
1577 (nmatches 0)
1578 (ntimes1 0)
1579 (ntimes2 0)
1580 (case-fold-search reftex-index-phrases-case-fold-search)
1581 file files buf)
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CD
1582 (setq files reftex-index-phrases-files)
1583 (save-excursion
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CD
1584 (save-restriction
1585 (widen)
1586 (goto-char (point-min))
1587 (while (re-search-forward re1 nil t)
1588 (incf ntimes1))
1589 (goto-char (point-min))
1590 (while (re-search-forward re2 nil t)
1591 (push (cons (count-lines 1 (point)) (match-string 1)) superphrases)
1592 (incf ntimes2))))
7c4d13cc 1593 (save-excursion
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CD
1594 (while (setq file (pop files))
1595 (setq buf (reftex-get-file-buffer-force file))
1596 (when buf
1597 (set-buffer buf)
1598 (save-excursion
1599 (save-restriction
1600 (widen)
1601 (goto-char (point-min))
1602 (let ((case-fold-search reftex-index-phrases-case-fold-search))
1603 (while (re-search-forward re nil t)
1604 (or (reftex-in-comment)
1605 (incf nmatches)))))))))
7c4d13cc 1606 (with-output-to-temp-buffer "*Help*"
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CD
1607 (princ (format " Phrase: %s\n" phrase))
1608 (princ (format " Macro key: %s\n" char))
1609 (princ (format " Macro format: %s\n" macro-fmt))
1610 (princ (format " Repeat: %s\n" repeat))
1611 (cond
1612 (index-key
1613 (let ((iks index-keys) (cnt 0) ik)
1614 (while (setq ik (pop iks))
1615 (princ (format "Index entry %d: %s\n" (incf cnt) ik)))))
1616 (repeat
1617 (princ (format " Index entry: %s\n" phrase)))
1618 (t
1619 (princ (format " Index key: <<Given by the match>>\n"))))
1620 (princ (format " Example: %s\n" example))
1621 (terpri)
1622 (princ (format "Total matches: %s in %s\n"
1623 (reftex-number nmatches "match" "es")
1624 (reftex-number (length reftex-index-phrases-files)
1625 "LaTeX file")))
1626 (princ (format " Uniqueness: Phrase occurs %s in phrase buffer\n"
1627 (reftex-number ntimes1 "time")))
1628 (if (> ntimes2 1)
1629 (progn
1630 (princ (format " Superphrases: Phrase matches the following %s in the phrase buffer:\n"
1631 (reftex-number ntimes2 "line")))
7b07114a 1632 (mapcar (lambda(x)
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1633 (princ (format " Line %4d: %s\n" (car x) (cdr x))))
1634 (nreverse superphrases))))))))
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CD
1635
1636(defun reftex-index-phrases-set-macro-key ()
1637 "Change the macro key for the current line.
1638Prompts for a macro key and insert is at the beginning of the line.
1639If you reply with SPACE, the macro keyn will be removed, so that the
1640default macro will be used. If you reply with `RET', just prints
1641information about the currently selected macro."
1642 (interactive)
1643 (reftex-index-phrases-parse-header)
1644 (save-excursion
1645 (beginning-of-line)
1646 (unless (or (looking-at reftex-index-phrases-phrase-regexp12)
3666daf6 1647 (looking-at "\t"))
7c4d13cc
CD
1648 (error "This is not a phrase line"))
1649 (let* ((nc (reftex-index-select-phrases-macro 0))
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CD
1650 (macro-data (assoc nc reftex-index-phrases-macro-data))
1651 macro-fmt repeat)
7c4d13cc 1652 (cond (macro-data)
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CD
1653 ((equal nc ?\ )
1654 (setq nc ""
1655 macro-data (car reftex-index-phrases-macro-data)))
1656 ((equal nc ?\C-m)
1657 (setq nc (char-after (point)))
1658 (if (equal nc ?\t)
1659 (setq nc ""
1660 macro-data (car reftex-index-phrases-macro-data))
1661 (setq macro-data (assoc nc reftex-index-phrases-macro-data))))
1662 (t (error "No macro associated with %c" nc)))
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CD
1663
1664 (setq macro-fmt (nth 1 macro-data)
3666daf6 1665 repeat (nth 2 macro-data))
7c4d13cc 1666 (if macro-data
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CD
1667 (progn
1668 (if (looking-at "[^\t]") (delete-char 1))
1669 (insert nc)
1670 (message "Line will use %s %s repeat" macro-fmt
1671 (if repeat "with" "without")))
1672 (error "Abort")))))
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CD
1673
1674(defun reftex-index-sort-phrases (&optional chars-first)
1675 "Sort the phrases lines in the buffer alphabetically.
1676Normally, this looks only at the phrases. With a prefix arg CHARS-FIRST,
1677it first compares the macro identifying chars and then the phrases."
1678 (interactive "P")
1679 ;; Remember the current line, so that we can return
1680 (let ((line (buffer-substring (progn (beginning-of-line) (point))
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CD
1681 (progn (end-of-line) (point))))
1682 beg end)
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CD
1683 (goto-char (point-min))
1684 ;; Find first and last phrase line in buffer
7b07114a 1685 (setq beg
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CD
1686 (and (re-search-forward reftex-index-phrases-phrase-regexp12 nil t)
1687 (match-beginning 0)))
7c4d13cc
CD
1688 (goto-char (point-max))
1689 (setq end (re-search-backward reftex-index-phrases-phrase-regexp12 nil t))
1690 (if end (setq end (progn (goto-char end) (end-of-line) (point))))
1691 ;; Take the lines, sort them and re-insert.
1692 (if (and beg end)
3666daf6
CD
1693 (progn
1694 (message "Sorting lines...")
1695 (let* ((lines (split-string (buffer-substring beg end) "\n"))
1696 (lines1 (sort lines 'reftex-compare-phrase-lines)))
1697 (message "Sorting lines...done")
1698 (let ((inhibit-quit t)) ;; make sure we do not loose lines
1699 (delete-region beg end)
1700 (insert (mapconcat 'identity lines1 "\n"))))
1701 (goto-char (point-max))
1702 (re-search-backward (concat "^" (regexp-quote line) "$") nil t))
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CD
1703 (error "Cannot find phrases lines to sort"))))
1704
1705(defvar chars-first)
1706(defun reftex-compare-phrase-lines (a b)
1707 "The comparison function used for sorting."
1708 (let (ca cb pa pb c-p p-p)
1709 (if (string-match reftex-index-phrases-phrase-regexp12 a)
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CD
1710 (progn
1711 ;; Extract macro char and phrase-or-key for a
7b07114a
CD
1712 (setq ca (match-string 1 a)
1713 pa (downcase
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CD
1714 (or (and reftex-index-phrases-sort-prefers-entry
1715 (match-string 6 a))
1716 (match-string 3 a))))
1717 (if (string-match reftex-index-phrases-phrase-regexp12 b)
1718 (progn
1719 ;; Extract macro char and phrase-or-key for b
7b07114a 1720 (setq cb (match-string 1 b)
3666daf6
CD
1721 pb (downcase
1722 (or (and reftex-index-phrases-sort-prefers-entry
1723 (match-string 6 b))
1724 (match-string 3 b))))
1725 (setq c-p (string< ca cb)
1726 p-p (string< pa pb))
1727 ;; Do the right comparison, based on the value of `chars-first'
7b07114a 1728 ;; `chars-first' is bound locally in the calling function
3666daf6
CD
1729 (if chars-first
1730 (if (string= ca cb) p-p c-p)
1731 (if (string= pa pb) c-p p-p)))))
7c4d13cc
CD
1732 ;; If line a does not match, the answer we return determines
1733 ;; if non-matching lines are collected at the beginning.
1734 ;; When we return t here, non-matching lines form
1735 ;; block separators for searches.
1736 (not reftex-index-phrases-sort-in-blocks))))
1737
1738(defvar reftex-index-phrases-menu)
7b07114a 1739(defun reftex-index-make-phrase-regexp (phrase &optional
3666daf6 1740 as-words allow-newline)
7c4d13cc
CD
1741 "Return a regexp matching PHRASE, even if distributed over lines.
1742With optional arg AS-WORDS, require word boundary at beginning and end.
1743With optional arg ALLOW-NEWLINE, allow single newline between words."
1744 (let* ((words (split-string phrase))
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CD
1745 (space-re (if allow-newline
1746 "\\([ \t]*\\(\n[ \t]*\\)?\\|[ \t]\\)"
1747 "\\([ \t]+\\)")))
7c4d13cc 1748 (concat (if (and as-words (string-match "\\`\\w" (car words)))
f3c18bd0 1749 "\\(\\<\\|[`']\\)" "")
7b07114a 1750 (mapconcat (lambda (w) (regexp-quote
f3c18bd0
CD
1751 (if reftex-index-phrases-case-fold-search
1752 (downcase w)
1753 w)))
3666daf6 1754 words space-re)
7b07114a 1755 (if (and as-words
3666daf6 1756 (string-match "\\w\\'" (nth (1- (length words)) words)))
f3c18bd0 1757 "\\(\\>\\|'\\)" ""))))
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CD
1758
1759(defun reftex-index-simplify-phrase (phrase)
1760 "Make phrase single spaces and single line."
1761 (mapconcat 'identity (split-string phrase) " "))
1762
1763(defun reftex-index-phrases-find-dup-re (phrase &optional sub)
1764 "Return a regexp which matches variations of PHRASE (with additional space).
1765When SUB ins non-nil, the regexp will also match when PHRASE is a subphrase
1766of another phrase. The regexp works lonly in the phrase buffer."
1767 (concat (if sub "^\\S-?\t\\([^\t\n]*" "^\\S-?\t")
3666daf6
CD
1768 (mapconcat 'regexp-quote (split-string phrase) " +")
1769 (if sub "[^\t\n]*\\)\\([\t\n]\\|$\\)" " *\\([\t\n]\\|$\\)")))
7c4d13cc
CD
1770
1771(defun reftex-index-make-replace-string (macro-fmt match index-key
3666daf6 1772 &optional repeat mathp)
7c4d13cc
CD
1773 "Return the string which can be used as replacement.
1774Treats the logical `and' for index phrases."
1775 (let ((index-keys (split-string (or index-key match)
3666daf6 1776 reftex-index-phrases-logical-and-regexp)))
7c4d13cc 1777 (concat
7b07114a
CD
1778 (mapconcat (lambda (x)
1779 (format macro-fmt
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CD
1780 (format (if mathp reftex-index-math-format "%s") x)))
1781 index-keys "")
7c4d13cc
CD
1782 (if repeat (reftex-index-simplify-phrase match) ""))))
1783
1784(defun reftex-query-index-phrase-globally (files &rest args)
1785 "Call `reftex-query-index-phrase' for all files in FILES."
1786 (let ((win-conf (current-window-configuration))
3666daf6 1787 (file))
7c4d13cc
CD
1788 (unless files (error "No files"))
1789 (unwind-protect
3666daf6 1790 (progn
7b07114a 1791 (switch-to-buffer-other-window (reftex-get-file-buffer-force
3666daf6
CD
1792 (car files)))
1793 (catch 'no-more-files
1794 (while (setq file (pop files))
1795 (switch-to-buffer (reftex-get-file-buffer-force file))
1796 (save-excursion
1797 (save-restriction
1798 (unless (stringp reftex-index-phrases-restrict-file)
1799 (widen))
1800 (goto-char (point-min))
1801 (apply 'reftex-query-index-phrase args))))))
7c4d13cc
CD
1802 (reftex-unhighlight 0)
1803 (set-window-configuration win-conf))))
1804
1805(defconst reftex-index-phrases-help
1806 " Keys for query-index search
1807 ===========================
1808y Replace this match
1809n Skip this match
1810! Replace this and all further matches in this file
1811q / Q Skip match, start next file / start next phrase
1812o Use a different indexing macro for this match
18131 - 9 Select one of the multiple phrases
1814e Edit the replacement text
1815C-r Recursive edit.
1816s / S Save this buffer / Save all document buffers
1817C-g Abort"
1818 "The help string for indexing phrases.")
1819
1820(defvar replace-count)
1821(defun reftex-query-index-phrase (phrase macro-fmt &optional
3666daf6 1822 index-key repeat as-words)
7c4d13cc
CD
1823 "Search through buffer for PHRASE, and offer to replace it with an indexed
1824version. The index version is derived by applying `format' with MACRO-FMT
1825to INDEX-KEY or PHRASE. When REPEAT is non-nil, the PHRASE is inserted
1826again after the macro.
1827AS-WORDS means, the search for PHRASE should require word boundaries at
1828both ends."
1829 (let* ((re (reftex-index-make-phrase-regexp phrase as-words 'allow-newline))
3666daf6 1830 (case-fold-search reftex-index-phrases-case-fold-search)
7b07114a 1831 (index-keys (split-string
3666daf6
CD
1832 (or index-key phrase)
1833 reftex-index-phrases-logical-or-regexp))
1834 (nkeys (length index-keys))
1835 (ckey (nth 0 index-keys))
7b07114a
CD
1836 (all-yes nil)
1837 match rpl char (beg (make-marker)) (end (make-marker)) mathp)
1838 (move-marker beg 1)
1839 (move-marker end 1)
7c4d13cc 1840 (unwind-protect
3666daf6
CD
1841 (while (re-search-forward re nil t)
1842 (catch 'next-match
f3c18bd0
CD
1843 (if (reftex-in-comment)
1844 (throw 'next-match nil))
3666daf6
CD
1845 (if (and (fboundp reftex-index-verify-function)
1846 (not (funcall reftex-index-verify-function)))
1847 (throw 'next-match nil))
1848 (setq match (match-string 0))
1849 (setq mathp
1850 (save-match-data
1851 (condition-case nil (texmathp) (error nil))))
7b07114a
CD
1852 (setq beg (move-marker beg (match-beginning 0))
1853 end (move-marker end (match-end 0)))
3666daf6
CD
1854 (if (and reftex-index-phrases-skip-indexed-matches
1855 (save-match-data
1856 (reftex-index-phrase-match-is-indexed beg
1857 end)))
1858 (throw 'next-match nil))
1859 (reftex-highlight 0 (match-beginning 0) (match-end 0))
7b07114a 1860 (setq rpl
3666daf6
CD
1861 (save-match-data
1862 (reftex-index-make-replace-string
1863 macro-fmt (match-string 0) ckey repeat mathp)))
7b07114a 1864 (while
3666daf6
CD
1865 (not
1866 (catch 'loop
1867 (message "REPLACE: %s? (yn!qoe%s?)"
1868 rpl
7b07114a 1869 (if (> nkeys 1)
3666daf6
CD
1870 (concat "1-" (int-to-string nkeys))
1871 ""))
1872 (setq char (if all-yes ?y (read-char-exclusive)))
1873 (cond ((member char '(?y ?Y ?\ ))
1874 ;; Yes!
1875 (replace-match rpl t t)
1876 (incf replace-count)
1877 ;; See if we should insert newlines to shorten lines
1878 (and reftex-index-phrases-wrap-long-lines
1879 (reftex-index-phrases-fixup-line beg end))
1880 (throw 'loop t))
1881 ((member char '(?n ?N ?\C-h ?\C-?));; FIXME: DEL
1882 ;; No
1883 (throw 'loop t))
1884 ((equal char ?!)
1885 ;; Yes for all in this buffer
1886 (setq all-yes t))
1887 ((equal char ?q)
1888 ;; Stop this one in this file
1889 (goto-char (point-max))
1890 (throw 'loop t))
1891 ((equal char ?Q)
1892 ;; Stop this one
1893 (throw 'no-more-files t))
1894 ((equal char ?s)
1895 (save-buffer))
1896 ((equal char ?S)
1897 (reftex-save-all-document-buffers))
1898 ((equal char ?\C-g)
1899 (keyboard-quit))
1900 ((member char '(?o ?O))
1901 ;; Select a differnt macro
1902 (let* ((nc (reftex-index-select-phrases-macro 2))
7b07114a 1903 (macro-data
3666daf6
CD
1904 (cdr (assoc nc reftex-index-phrases-macro-data)))
1905 (macro-fmt (car macro-data))
1906 (repeat (nth 1 macro-data)))
1907 (if macro-data
1908 (setq rpl (save-match-data
1909 (reftex-index-make-replace-string
1910 macro-fmt match
1911 ckey repeat mathp)))
1912 (ding))))
1913 ((equal char ?\?)
1914 ;; Help
1915 (with-output-to-temp-buffer "*Help*"
1916 (princ reftex-index-phrases-help)))
1917 ((equal char ?\C-r)
1918 ;; Recursive edit
1919 (save-match-data
1920 (save-excursion
5673af85 1921 (message "%s"
3666daf6
CD
1922 (substitute-command-keys
1923 "Recursive edit. Resume with \\[exit-recursive-edit]"))
1924 (recursive-edit))))
1925 ((equal char ?e)
1926 (setq rpl (read-string "Edit: " rpl)))
1927 ((equal char ?0)
1928 (setq ckey (or index-key phrase)
1929 rpl (save-match-data
1930 (reftex-index-make-replace-string
1931 macro-fmt match ckey repeat mathp))))
1932 ((and (> char ?0)
1933 (<= char (+ ?0 nkeys)))
1934 (setq ckey (nth (1- (- char ?0)) index-keys)
1935 rpl (save-match-data
1936 (reftex-index-make-replace-string
1937 macro-fmt match ckey repeat mathp))))
1938 (t (ding)))
1939 nil)))))
7c4d13cc 1940 (message "")
7b07114a
CD
1941 (move-marker beg nil)
1942 (move-marker end nil)
7c4d13cc
CD
1943 (setq all-yes nil)
1944 (reftex-unhighlight 0))))
1945
1946(defun reftex-index-phrase-match-is-indexed (beg end)
f3c18bd0 1947 ;; Check if match is in an argument of an index macro, or if an
3666daf6 1948 ;; index macro is directly attached to the match.
7c4d13cc
CD
1949 (save-excursion
1950 (goto-char end)
3666daf6 1951 (let* ((all-macros (reftex-what-macro t))
7b07114a 1952; (this-macro (car (car all-macros)))
3666daf6
CD
1953 (before-macro
1954 (and (> beg 2)
1955 (goto-char (1- beg))
1956 (memq (char-after (point)) '(?\] ?\}))
1957 (car (reftex-what-macro 1))))
1958 (after-macro
1959 (and (goto-char end)
1960 (looking-at "\\(\\\\[a-zA-Z]+\\*?\\)[[{]")
1961 (match-string 1)))
1962 macro)
1963 (or (catch 'matched
1964 (while (setq macro (pop all-macros))
1965 (if (member (car macro) reftex-macros-with-index)
1966 (throw 'matched t)))
1967 nil)
1968 (and before-macro
1969 (member before-macro reftex-macros-with-index))
1970 (and after-macro
1971 (member after-macro reftex-macros-with-index))))))
db95369b 1972
7c4d13cc
CD
1973(defun reftex-index-phrases-fixup-line (beg end)
1974 "Insert newlines before BEG and/or after END to shorten line."
1975 (let (bol eol space1 space2)
1976 (save-excursion
1977 ;; Find line boundaries and possible line breaks near BEG and END
1978 (beginning-of-line)
1979 (setq bol (point))
1980 (end-of-line)
1981 (setq eol (point))
1982 (goto-char beg)
1983 (skip-chars-backward "^ \n")
1984 (if (and (equal (preceding-char) ?\ )
3666daf6
CD
1985 (string-match "\\S-" (buffer-substring bol (point))))
1986 (setq space1 (1- (point))))
7c4d13cc
CD
1987 (goto-char end)
1988 (skip-chars-forward "^ \n")
1989 (if (and (equal (following-char) ?\ )
3666daf6
CD
1990 (string-match "\\S-" (buffer-substring (point) eol)))
1991 (setq space2 (point)))
7c4d13cc
CD
1992 ;; Now check what we have and insert the newlines
1993 (if (<= (- eol bol) fill-column)
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1994 ;; Line is already short
1995 nil
1996 (cond
1997 ((and (not space1) (not space2))) ; No spaces available
1998 ((not space2) ; Do space1
1999 (reftex-index-phrases-replace-space space1))
2000 ((not space1) ; Do space2
2001 (reftex-index-phrases-replace-space space2))
2002 (t ; We have both spaces
2003 (let ((l1 (- space1 bol))
2004 (l2 (- space2 space1))
2005 (l3 (- eol space2)))
2006 (if (> l2 fill-column)
2007 ;; The central part alone is more than one line
2008 (progn
2009 (reftex-index-phrases-replace-space space1)
2010 (reftex-index-phrases-replace-space space2))
2011 (if (> (+ l1 l2) fill-column)
2012 ;; Need to split beginning
2013 (reftex-index-phrases-replace-space space1))
2014 (if (> (+ l2 l3) fill-column)
2015 ;; Need to split end
2016 (reftex-index-phrases-replace-space space2))))))))))
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2017
2018(defun reftex-index-phrases-replace-space (pos)
2019 "If there is a space at POS, replace it with a newline char.
2020Does not do a save-excursion."
2021 (when (equal (char-after pos) ?\ )
2022 (goto-char pos)
2023 (delete-char 1)
2024 (insert "\n")))
2025
2026(defun reftex-index-select-phrases-macro (&optional delay)
2027 "Offer a list of possible index macros and have the user select one."
2028 (let* ((prompt (concat "Select macro: ["
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2029 (mapconcat (lambda (x) (char-to-string (car x)))
2030 reftex-index-phrases-macro-data "")
2031 "] "))
2032 (help (concat "Select an indexing macro\n========================\n"
2033 (mapconcat (lambda (x)
2034 (format " [%c] %s"
2035 (car x) (nth 1 x)))
2036 reftex-index-phrases-macro-data "\n"))))
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2037 (reftex-select-with-char prompt help delay)))
2038
2039;; Keybindings and Menu for phrases buffer
2040
2041(loop for x in
2042 '(("\C-c\C-c" . reftex-index-phrases-save-and-return)
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2043 ("\C-c\C-x" . reftex-index-this-phrase)
2044 ("\C-c\C-f" . reftex-index-next-phrase)
2045 ("\C-c\C-r" . reftex-index-region-phrases)
2046 ("\C-c\C-a" . reftex-index-all-phrases)
2047 ("\C-c\C-d" . reftex-index-remaining-phrases)
2048 ("\C-c\C-s" . reftex-index-sort-phrases)
2049 ("\C-c\C-n" . reftex-index-new-phrase)
2050 ("\C-c\C-m" . reftex-index-phrases-set-macro-key)
2051 ("\C-c\C-i" . reftex-index-phrases-info)
2052 ("\C-c\C-t" . reftex-index-find-next-conflict-phrase)
2053 ("\C-i" . self-insert-command))
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2054 do (define-key reftex-index-phrases-map (car x) (cdr x)))
2055
7b07114a 2056(easy-menu-define
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2057 reftex-index-phrases-menu reftex-index-phrases-map
2058 "Menu for Phrases buffer"
2059 '("Phrases"
2060 ["New Phrase" reftex-index-new-phrase t]
2061 ["Set Phrase Macro" reftex-index-phrases-set-macro-key t]
2062 ["Recreate File Header" reftex-index-initialize-phrases-buffer t]
2063 "--"
2064 ("Sort Phrases"
2065 ["Sort" reftex-index-sort-phrases t]
2066 "--"
2067 "Sort Options"
2068 ["by Search Phrase" (setq reftex-index-phrases-sort-prefers-entry nil)
2069 :style radio :selected (not reftex-index-phrases-sort-prefers-entry)]
2070 ["by Index Entry" (setq reftex-index-phrases-sort-prefers-entry t)
2071 :style radio :selected reftex-index-phrases-sort-prefers-entry]
2072 ["in Blocks" (setq reftex-index-phrases-sort-in-blocks
3666daf6 2073 (not reftex-index-phrases-sort-in-blocks))
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2074 :style toggle :selected reftex-index-phrases-sort-in-blocks])
2075 ["Describe Phrase" reftex-index-phrases-info t]
2076 ["Next Phrase Conflict" reftex-index-find-next-conflict-phrase t]
2077 "--"
2078 ("Find and Index in Document"
2079 ["Current Phrase" reftex-index-this-phrase t]
2080 ["Next Phrase" reftex-index-next-phrase t]
2081 ["Current and Following" reftex-index-remaining-phrases t]
2082 ["Region Phrases" reftex-index-region-phrases t]
2083 ["All Phrases" reftex-index-all-phrases t]
2084 "--"
2085 "Options"
2086 ["Match Whole Words" (setq reftex-index-phrases-search-whole-words
3666daf6 2087 (not reftex-index-phrases-search-whole-words))
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2088 :style toggle :selected reftex-index-phrases-search-whole-words]
2089 ["Case Sensitive Search" (setq reftex-index-phrases-case-fold-search
3666daf6 2090 (not reftex-index-phrases-case-fold-search))
7c4d13cc 2091 :style toggle :selected (not
3666daf6 2092 reftex-index-phrases-case-fold-search)]
7c4d13cc 2093 ["Wrap Long Lines" (setq reftex-index-phrases-wrap-long-lines
3666daf6 2094 (not reftex-index-phrases-wrap-long-lines))
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2095 :style toggle :selected reftex-index-phrases-wrap-long-lines]
2096 ["Skip Indexed Matches" (setq reftex-index-phrases-skip-indexed-matches
3666daf6 2097 (not reftex-index-phrases-skip-indexed-matches))
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2098 :style toggle :selected reftex-index-phrases-skip-indexed-matches])
2099 "--"
2100 ["Save and Return" reftex-index-phrases-save-and-return t]))
2101
2102
ab5796a9 2103;;; arch-tag: 4b2362af-c156-42c1-8932-ea2823e205c1
1a9461d0 2104;;; reftex-index.el ends here