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[bpt/emacs.git] / lisp / textmodes / reftex-index.el
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3afbc435 1;;; reftex-index.el --- index support with RefTeX
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2
3;; Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
114f9c96 4;; 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
3ba2590f 5
6fbeb429 6;; Author: Carsten Dominik <dominik@science.uva.nl>
ce545621 7;; Maintainer: auctex-devel@gnu.org
5d2a58e0 8;; Version: 4.31
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9
10;; This file is part of GNU Emacs.
11
1fecc8fe 12;; GNU Emacs is free software: you can redistribute it and/or modify
3ba2590f 13;; it under the terms of the GNU General Public License as published by
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14;; the Free Software Foundation, either version 3 of the License, or
15;; (at your option) any later version.
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16
17;; GNU Emacs is distributed in the hope that it will be useful,
18;; but WITHOUT ANY WARRANTY; without even the implied warranty of
19;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20;; GNU General Public License for more details.
21
22;; You should have received a copy of the GNU General Public License
1fecc8fe 23;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
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
1a9461d0 35(defvar mark-active)
48ffe14f 36(defvar transient-mark-mode)
7b07114a 37(defvar TeX-master)
3b919c9f 38;; END remove for XEmacs release
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39
40(declare-function texmathp "ext:texmathp" ())
41
7c4d13cc 42(defun reftex-index-selection-or-word (&optional arg phrase)
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43 "Put selection or the word near point into the default index macro.
44This uses the information in `reftex-index-default-macro' to make an index
45entry. The phrase indexed is the current selection or the word near point.
46When called with one `C-u' prefix, let the user have a chance to edit the
47index entry. When called with 2 `C-u' as prefix, also ask for the index
48macro and other stuff.
49When called inside TeX math mode as determined by the `texmathp.el' library
50which is part of AUCTeX, the string is first processed with the
51`reftex-index-math-format', which see."
52 (interactive "P")
53 (let* ((use-default (not (equal arg '(16)))) ; check for double prefix
3666daf6 54 ;; check if we have an active selection
4ea0e84a 55 (active (if (featurep 'xemacs)
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56 (and zmacs-regions (region-exists-p)) ; XEmacs
57 (and transient-mark-mode mark-active))) ; Emacs
49275d55 58 (beg (if active
3666daf6 59 (region-beginning)
49275d55 60 (save-excursion
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61 (skip-syntax-backward "w\\") (point))))
62 (end (if active
63 (region-end)
49275d55 64 (save-excursion
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65 (skip-syntax-forward "w\\") (point))))
66 (sel (buffer-substring beg end))
67 (mathp (condition-case nil (texmathp) (error nil)))
68 (current-prefix-arg nil) ; we want to call reftex-index without prefix.
69 key def-char def-tag full-entry)
1a9461d0 70
7c4d13cc 71 (if phrase
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72 (progn
73 (reftex-index-visit-phrases-buffer)
74 (reftex-index-new-phrase sel))
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75
76 (if (equal sel "")
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77 ;; Nothing selected, no word, so use full reftex-index command
78 (reftex-index)
79 ;; OK, we have something to index here.
80 ;; Add the dollars when necessary
81 (setq key (if mathp
82 (format reftex-index-math-format sel)
83 sel))
84 ;; Get info from `reftex-index-default-macro'
85 (setq def-char (if use-default (car reftex-index-default-macro)))
86 (setq def-tag (if use-default (nth 1 reftex-index-default-macro)))
87 ;; Does the user want to edit the entry?
88 (setq full-entry (if arg
89 (reftex-index-complete-key
90 def-tag nil (cons key 0))
91 key))
92 ;; Delete what is in the buffer and make the index entry
93 (delete-region beg end)
94 (reftex-index def-char full-entry def-tag sel)))))
49275d55 95
7c4d13cc 96(defun reftex-index (&optional char key tag sel no-insert)
49275d55 97 "Query for an index macro and insert it along with its arguments.
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98The index macros available are those defined in `reftex-index-macro' or
99by a call to `reftex-add-index-macros', typically from an AUCTeX style file.
100RefteX provides completion for the index tag and the index key, and
101will prompt for other arguments."
102
103 (interactive)
104
105 ;; Ensure access to scanning info
106 (reftex-ensure-index-support t)
107 (reftex-access-scan-info current-prefix-arg)
108
109 ;; Find out which macro we are going to use
110 (let* ((char (or char
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111 (reftex-select-with-char reftex-query-index-macro-prompt
112 reftex-query-index-macro-help)))
113 (macro (nth 1 (assoc char reftex-key-to-index-macro-alist)))
114 (entry (or (assoc macro reftex-index-macro-alist)
115 (error "No index macro associated with %c" char)))
116 (ntag (nth 1 entry))
117 (tag (or tag (nth 1 entry)))
118 (nargs (nth 4 entry))
119 (nindex (nth 5 entry))
120 (opt-args (nth 6 entry))
121 (repeat (nth 7 entry))
122 opt tag1 value)
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123
124 ;; Get the supported arguments
125 (if (stringp tag)
3666daf6 126 (setq tag1 tag)
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127 (setq tag1 (or (reftex-index-complete-tag tag opt-args) "")))
128 (setq key (or key
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129 (reftex-index-complete-key
130 (if (string= tag1 "") "idx" tag1)
131 (member nindex opt-args))))
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132
133 ;; Insert the macro and ask for any additional args
134 (insert macro)
135 (loop for i from 1 to nargs do
136 (setq opt (member i opt-args)
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137 value (cond ((= nindex i) key)
138 ((equal ntag i) tag1)
139 (t (read-string (concat "Macro arg nr. "
140 (int-to-string i)
141 (if opt " (optional)" "")
142 ": ")))))
1a9461d0 143 (unless (and opt (string= value ""))
3666daf6 144 (insert (if opt "[" "{") value (if opt "]" "}"))))
7c4d13cc 145 (and repeat (stringp sel) (insert sel))
1a9461d0 146 (and key reftex-plug-into-AUCTeX (fboundp 'LaTeX-add-index-entries)
3666daf6 147 (LaTeX-add-index-entries key))
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148 (reftex-index-update-taglist tag1)
149 (reftex-notice-new)))
150
151(defun reftex-default-index ()
152 (cond ((null reftex-index-default-tag) nil)
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153 ((stringp reftex-index-default-tag) reftex-index-default-tag)
154 (t (or (get reftex-docstruct-symbol 'default-index-tag)
155 "idx"))))
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156
157(defun reftex-update-default-index (tag &optional tag-list)
158 (if (and (not (equal tag ""))
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159 (stringp tag)
160 (eq reftex-index-default-tag 'last)
161 (or (null tag-list)
162 (member tag tag-list)))
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163 (put reftex-docstruct-symbol 'default-index-tag tag)))
164
165(defun reftex-index-complete-tag (&optional itag opt-args)
166 ;; Ask the user for a tag, completing on known tags.
167 ;; ITAG is the argument number which contains the tag.
168 ;; OPT-ARGS is a list of optional argument indices, as given by
169 ;; `reftex-parse-args'.
170 (let* ((opt (and (integerp itag) (member itag opt-args)))
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171 (index-tags (cdr (assq 'index-tags
172 (symbol-value reftex-docstruct-symbol))))
173 (default (reftex-default-index))
174 (prompt (concat "Index tag"
175 (if (or opt default)
176 (format " (%s): "
177 (concat
178 (if opt "optional" "")
179 (if default
180 (concat (if opt ", " "")
181 (format "default %s" default))
182 "")))
183 ": ")))
184 (tag (completing-read prompt (mapcar 'list index-tags))))
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185 (if (and default (equal tag "")) (setq tag default))
186 (reftex-update-default-index tag)
187 tag))
188
189(defun reftex-index-select-tag ()
190 ;; Have the user select an index tag.
191 ;; FIXME: should we cache tag-alist, prompt and help?
49275d55 192 (let* ((index-tags (cdr (assoc 'index-tags
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193 (symbol-value reftex-docstruct-symbol))))
194 (default (reftex-default-index)))
49275d55 195 (cond
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196 ((null index-tags)
197 (error "No index tags available"))
198
199 ((= (length index-tags) 1)
200 ;; Just one index, use it
201 (car index-tags))
49275d55 202
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203 ((> (length index-tags) 1)
204 ;; Several indices, ask.
205 (let* ((tags (copy-sequence index-tags))
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206 (cnt 0)
207 tag-alist i val len tag prompt help rpl)
208 ;; Move idx and glo up in the list to ensure ?i and ?g shortcuts
209 (if (member "glo" tags)
210 (setq tags (cons "glo" (delete "glo" tags))))
211 (if (member "idx" tags)
212 (setq tags (cons "idx" (delete "idx" tags))))
213 ;; Find unique shortcuts for each index.
214 (while (setq tag (pop tags))
215 (setq len (length tag)
216 i -1
217 val nil)
218 (catch 'exit
219 (while (and (< (incf i) len) (null val))
220 (unless (assq (aref tag i) tag-alist)
221 (push (list (aref tag i)
222 tag
49275d55 223 (concat (substring tag 0 i)
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224 "[" (substring tag i (incf i)) "]"
225 (substring tag i)))
226 tag-alist)
227 (throw 'exit t)))
49275d55 228 (push (list (+ ?0 (incf cnt)) tag
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229 (concat "[" (int-to-string cnt) "]:" tag))
230 tag-alist)))
231 (setq tag-alist (nreverse tag-alist))
232 ;; Compute Prompt and Help strings
233 (setq prompt
234 (concat
235 (format "Select Index%s: "
236 (if default (format " (Default <%s>)" default) ""))
237 (mapconcat (lambda(x) (nth 2 x)) tag-alist " ")))
238 (setq help
239 (concat "Select an Index\n===============\n"
240 (if default
241 (format "[^M] %s (the default)\n" default)
242 "")
49275d55 243 (mapconcat (lambda(x)
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244 (apply 'format "[%c] %s" x))
245 tag-alist "\n")))
246 ;; Query the user for an index-tag
247 (setq rpl (reftex-select-with-char prompt help 3 t))
248 (message "")
249 (if (and default (equal rpl ?\C-m))
250 default
251 (if (assq rpl tag-alist)
252 (progn
253 (reftex-update-default-index (nth 1 (assq rpl tag-alist)))
254 (nth 1 (assq rpl tag-alist)))
255 (error "No index tag associated with %c" rpl)))))
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256 (t (error "This should not happen (reftex-index-select-tag)")))))
257
258(defun reftex-index-complete-key (&optional tag optional initial)
259 ;; Read an index key, with completion.
260 ;; Restrict completion table on index tag TAG.
261 ;; OPTIONAL indicates if the arg is optional.
262 (let* ((table (reftex-sublist-nth
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263 (symbol-value reftex-docstruct-symbol) 6
264 (lambda(x) (and (eq (car x) 'index)
265 (string= (nth 1 x) (or tag ""))))
266 t))
267 (prompt (concat "Index key" (if optional " (optional)" "") ": "))
268 (key (completing-read prompt table nil nil initial)))
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269 key))
270
271(defun reftex-index-update-taglist (newtag)
49275d55 272 ;; add NEWTAG to the list of available index tags.
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273 (let ((cell (assoc 'index-tags (symbol-value reftex-docstruct-symbol))))
274 (and newtag (cdr cell) (not (member newtag (cdr cell)))
3666daf6 275 (push newtag (cdr cell)))))
1a9461d0 276
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277(defvar reftex-index-map (make-sparse-keymap)
278 "Keymap used for *Index* buffers.")
279
280(defvar reftex-index-menu)
281
282(defvar reftex-last-index-file nil
283 "Stores the file name from which `reftex-display-index' was called.")
284(defvar reftex-index-tag nil
285 "Stores the tag of the index in an index buffer.")
286
287(defvar reftex-index-return-marker (make-marker)
288 "Marker which makes it possible to return from index to old position.")
289
290(defvar reftex-index-restriction-indicator nil)
291(defvar reftex-index-restriction-data nil)
292
293(defun reftex-index-mode ()
294 "Major mode for managing Index buffers for LaTeX files.
295This buffer was created with RefTeX.
296Press `?' for a summary of important key bindings, or check the menu.
297
298Here are all local bindings.
299
300\\{reftex-index-map}"
301 (interactive)
302 (kill-all-local-variables)
303 (setq major-mode 'reftex-index-mode
3666daf6 304 mode-name "RefTeX Index")
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305 (use-local-map reftex-index-map)
306 (set (make-local-variable 'revert-buffer-function) 'reftex-index-revert)
307 (set (make-local-variable 'reftex-index-restriction-data) nil)
308 (set (make-local-variable 'reftex-index-restriction-indicator) nil)
309 (setq mode-line-format
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310 (list "---- " 'mode-line-buffer-identification
311 " " 'global-mode-string
312 " R<" 'reftex-index-restriction-indicator ">"
313 " -%-"))
1a9461d0 314 (setq truncate-lines t)
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315 (when (featurep 'xemacs)
316 ;; XEmacs needs the call to make-local-hook
317 (make-local-hook 'post-command-hook)
318 (make-local-hook 'pre-command-hook))
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319 (make-local-variable 'reftex-last-follow-point)
320 (easy-menu-add reftex-index-menu reftex-index-map)
321 (add-hook 'post-command-hook 'reftex-index-post-command-hook nil t)
322 (add-hook 'pre-command-hook 'reftex-index-pre-command-hook nil t)
7b07114a 323 (run-hooks 'reftex-index-mode-hook))
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324
325(defconst reftex-index-help
326" AVAILABLE KEYS IN INDEX BUFFER
327 ==============================
328! A..Z Goto the section of entries starting with this letter.
329n / p next-entry / previous-entry
330SPC / TAB Show/Goto the corresponding entry in the LaTeX document.
331RET Goto the entry and hide the *Index* window (also on mouse-2).
332q / k Hide/Kill *Index* buffer.
333C-c = Switch to the TOC buffer.
334f / c Toggle follow mode / Toggle display of [c]ontext.
335g Refresh *Index* buffer.
336r / C-u r Reparse the LaTeX document / Reparse entire LaTeX document.
337s Switch to a different index (for documents with multiple indices).
338e / C-k Edit/Kill the entry.
339* | @ Edit specific part of entry: [*]key [|]attribute [@]visual
340 With prefix: kill that part.
5829a569 341\( ) Toggle entry's beginning/end of page range property.
1a9461d0 342_ ^ Add/Remove parent key (to make this item a subitem).
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343} / { Restrict Index to a single document section / Widen.
344< / > When restricted, move restriction to previous/next section.")
345
346(defun reftex-index-show-entry (data &optional no-revisit)
347 ;; Find an index entry associated with DATA and display it highlighted
348 ;; in another window. NO-REVISIT means we are not allowed to visit
349 ;; files for this.
350 ;; Note: This function just looks for the nearest match of the
351 ;; context string and may fail if the entry moved and an identical
352 ;; entry is close to the old position. Frequent rescans make this
49275d55 353 ;; safer.
1a9461d0 354 (let* ((file (nth 3 data))
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355 (literal (nth 2 data))
356 (pos (nth 4 data))
357 (re (regexp-quote literal))
358 (match
359 (cond
360 ((or (not no-revisit)
361 (reftex-get-buffer-visiting file))
362 (switch-to-buffer-other-window
363 (reftex-get-file-buffer-force file nil))
364 (goto-char (or pos (point-min)))
365 (or (looking-at re)
366 (reftex-nearest-match re (length literal))))
274f1353 367 (t (message "%s" reftex-no-follow-message) nil))))
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368 (when match
369 (goto-char (match-beginning 0))
370 (recenter '(4))
371 (reftex-highlight 0 (match-beginning 0) (match-end 0) (current-buffer)))
372 match))
373
f3c18bd0 374(defun reftex-display-index (&optional tag overriding-restriction redo
3666daf6 375 &rest locations)
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376 "Display a buffer with an index compiled from the current document.
377When the document has multiple indices, first prompts for the correct one.
378When index support is turned off, offer to turn it on.
379With one or two `C-u' prefixes, rescan document first.
380With prefix 2, restrict index to current document section.
381With prefix 3, restrict index to region."
382
383 (interactive)
384
385 ;; Ensure access to scanning info and rescan buffer if prefix are is '(4).
386 (let ((current-prefix-arg current-prefix-arg))
387 (reftex-ensure-index-support t)
388 (reftex-access-scan-info current-prefix-arg))
389
390 (set-marker reftex-index-return-marker (point))
391 (setq reftex-last-follow-point 1)
392
393 ;; Determine the correct index to process
394 (let* ((docstruct (symbol-value reftex-docstruct-symbol))
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395 (docstruct-symbol reftex-docstruct-symbol)
396 (index-tag (or tag (reftex-index-select-tag)))
397 (master (reftex-TeX-master-file))
398 (calling-file (buffer-file-name))
399 (restriction
400 (or overriding-restriction
49275d55 401 (and (not redo)
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402 (reftex-get-restriction current-prefix-arg docstruct))))
403 (locations
404 ;; See if we are on an index macro as initial position
405 (or locations
406 (let* ((what-macro (reftex-what-macro-safe 1))
407 (macro (car what-macro))
408 (here-I-am (when (member macro reftex-macros-with-index)
409 (save-excursion
49275d55 410 (goto-char (+ (cdr what-macro)
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411 (length macro)))
412 (reftex-move-over-touching-args)
413 (reftex-where-am-I)))))
414 (if (eq (car (car here-I-am)) 'index)
415 (list (car here-I-am))))))
416 buffer-name)
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417
418 (setq buffer-name (reftex-make-index-buffer-name index-tag))
419
420 ;; Goto the buffer and put it into the correct mode
49275d55 421
1a9461d0 422 (when (or restriction current-prefix-arg)
3666daf6 423 (reftex-kill-buffer buffer-name))
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424
425 (if (get-buffer-window buffer-name)
3666daf6 426 (select-window (get-buffer-window buffer-name))
d63eb0e7 427 (switch-to-buffer buffer-name))
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428
429 (or (eq major-mode 'reftex-index-mode) (reftex-index-mode))
430
431 ;; If the buffer is currently restricted, empty it to force update.
432 (when reftex-index-restriction-data
433 (reftex-erase-buffer))
434 (set (make-local-variable 'reftex-last-index-file) calling-file)
435 (set (make-local-variable 'reftex-index-tag) index-tag)
436 (set (make-local-variable 'reftex-docstruct-symbol) docstruct-symbol)
437 (if restriction
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438 (setq reftex-index-restriction-indicator (car restriction)
439 reftex-index-restriction-data (cdr restriction))
f3c18bd0 440 (if (not redo)
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441 (setq reftex-index-restriction-indicator nil
442 reftex-index-restriction-data nil)))
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443 (when (= (buffer-size) 0)
444 ;; buffer is empty - fill it
445 (message "Building %s buffer..." buffer-name)
446
447 (setq buffer-read-only nil)
448 (insert (format
449"INDEX <%s> on %s
450Restriction: <%s>
451SPC=view TAB=goto RET=goto+hide [e]dit [q]uit [r]escan [f]ollow [?]Help
452------------------------------------------------------------------------------
453" index-tag (abbreviate-file-name master)
454(if (eq (car (car reftex-index-restriction-data)) 'toc)
455 (nth 2 (car reftex-index-restriction-data))
456 reftex-index-restriction-indicator)))
457
458 (if (reftex-use-fonts)
459 (put-text-property 1 (point) 'face reftex-index-header-face))
460 (put-text-property 1 (point) 'intangible t)
461
462 (reftex-insert-index docstruct index-tag)
463 (goto-char (point-min))
464 (run-hooks 'reftex-display-copied-context-hook)
465 (message "Building %s buffer...done." buffer-name)
466 (setq buffer-read-only t))
467 (and locations (apply 'reftex-find-start-point (point) locations))
468 (if reftex-index-restriction-indicator
469 (message "Index restricted: <%s>" reftex-index-restriction-indicator))))
470
471(defun reftex-insert-index (docstruct tag &optional update-one remark)
472 ;; Insert an index into the current buffer. Entries are from the
473 ;; DOCSTRUCT.
474 ;; TAG is the subindex to process.
475 ;; UPDATE-ONE: When non-nil, delete the entry at point and replace
476 ;; it with whatever the DOCSTRUCT contains.
477 ;; REMARK can be a note to add to the entry.
478 (let* ((all docstruct)
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479 (indent " ")
480 (context reftex-index-include-context)
481 (context-indent (concat indent " "))
482 (section-chars (mapcar 'identity reftex-index-section-letters))
483 (this-section-char 0)
484 (font (reftex-use-fonts))
485 (bor (car reftex-index-restriction-data))
486 (eor (nth 1 reftex-index-restriction-data))
487 (mouse-face
488 (if (memq reftex-highlight-selection '(mouse both))
489 reftex-mouse-selected-face
490 nil))
491 (index-face (reftex-verified-face reftex-label-face
492 'font-lock-constant-face
493 'font-lock-reference-face))
494 sublist cell from to first-char)
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495
496 ;; Make the sublist and sort it
497 (when bor
498 (setq all (or (memq bor all) all)))
499
500 (while (setq cell (pop all))
501 (if (eq cell eor)
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502 (setq all nil)
503 (and (eq (car cell) 'index)
504 (equal (nth 1 cell) tag)
505 (push cell sublist))))
1a9461d0 506 (setq sublist (sort (nreverse sublist)
3666daf6 507 (lambda (a b) (string< (nth 8 a) (nth 8 b)))))
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508
509 (when update-one
510 ;; Delete the entry at place
511 (and (bolp) (forward-char 1))
512 (delete-region (previous-single-property-change (1+ (point)) :data)
49275d55 513 (or (next-single-property-change (point) :data)
3666daf6 514 (point-max))))
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515
516 ;; Walk through the list and insert all entries
517 (while (setq cell (pop sublist))
518 (unless update-one
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519 (setq first-char (upcase (string-to-char (nth 6 cell))))
520 (when (and (not (equal first-char this-section-char))
521 (member first-char section-chars))
522 ;; There is a new initial letter, so start a new section
523 (reftex-index-insert-new-letter first-char font)
524 (setq section-chars (delete first-char section-chars)
525 this-section-char first-char))
526 (when (= this-section-char 0)
527 (setq this-section-char ?!)
528 (reftex-index-insert-new-letter this-section-char font)))
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529
530 (setq from (point))
531 (insert indent (nth 7 cell))
532 (when font
3666daf6 533 (setq to (point))
49275d55 534 (put-text-property
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535 (- (point) (length (nth 7 cell))) to
536 'face index-face)
537 (goto-char to))
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538
539 (when (or remark (nth 9 cell))
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540 (and (< (current-column) 40)
541 ;; FIXME: maybe this is too slow?
542 (insert (make-string (max (- 40 (current-column)) 0) ?\ )))
543 (and (nth 9 cell) (insert " " (substring (nth 5 cell) (nth 9 cell))))
544 (and remark (insert " " remark)))
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545
546 (insert "\n")
547 (setq to (point))
548
549 (when context
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550 (insert context-indent (nth 2 cell) "\n")
551 (setq to (point)))
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552 (put-text-property from to :data cell)
553 (when mouse-face
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554 (put-text-property from (1- to)
555 'mouse-face mouse-face))
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556 (goto-char to))))
557
558
559(defun reftex-index-insert-new-letter (letter &optional font)
560 ;; Start a new section in the index
561 (let ((from (point)))
49275d55 562 (insert "\n" letter letter letter
3666daf6 563 "-----------------------------------------------------------------")
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564 (when font
565 (put-text-property from (point) 'face reftex-index-section-face))
566 (insert "\n")))
567
568(defun reftex-get-restriction (arg docstruct)
569 ;; Interprete the prefix ARG and derive index restriction specs.
570 (let* ((beg (min (point) (or (condition-case nil (mark) (error nil))
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571 (point-max))))
572 (end (max (point) (or (condition-case nil (mark) (error nil))
573 (point-min))))
574 bor eor label here-I-am)
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575 (cond
576 ((eq arg 2)
577 (setq here-I-am (car (reftex-where-am-I))
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578 bor (if (eq (car here-I-am) 'toc)
579 here-I-am
580 (reftex-last-assoc-before-elt
581 'toc here-I-am docstruct))
582 eor (car (memq (assq 'toc (cdr (memq bor docstruct))) docstruct))
583 label (nth 6 bor)))
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584 ((eq arg 3)
585 (save-excursion
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586 (setq label "region")
587 (goto-char beg)
588 (setq bor (car (reftex-where-am-I)))
589 (setq bor (nth 1 (memq bor docstruct)))
590 (goto-char end)
591 (setq eor (nth 1 (memq (car (reftex-where-am-I)) docstruct)))))
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592 (t nil))
593 (if (and label (or bor eor))
3666daf6 594 (list label bor eor)
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595 nil)))
596
597(defun reftex-index-pre-command-hook ()
598 ;; Used as pre command hook in *Index* buffer
599 (reftex-unhighlight 0)
600 (reftex-unhighlight 1))
601
602(defun reftex-index-post-command-hook ()
603 ;; Used in the post-command-hook for the *Index* buffer
604 (when (get-text-property (point) :data)
605 (and (> (point) 1)
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606 (not (get-text-property (point) 'intangible))
607 (memq reftex-highlight-selection '(cursor both))
608 (reftex-highlight 1
609 (or (previous-single-property-change (1+ (point)) :data)
610 (point-min))
611 (or (next-single-property-change (point) :data)
612 (point-max)))))
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613 (if (integerp reftex-index-follow-mode)
614 ;; Remove delayed action
615 (setq reftex-index-follow-mode t)
616 (and reftex-index-follow-mode
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617 (not (equal reftex-last-follow-point (point)))
618 ;; Show context in other window
619 (setq reftex-last-follow-point (point))
620 (condition-case nil
621 (reftex-index-visit-location nil (not reftex-revisit-to-follow))
622 (error t)))))
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623
624(defun reftex-index-show-help ()
625 "Show a summary of special key bindings."
626 (interactive)
627 (with-output-to-temp-buffer "*RefTeX Help*"
628 (princ reftex-index-help))
629 (reftex-enlarge-to-fit "*RefTeX Help*" t)
630 ;; If follow mode is active, arrange to delay it one command
631 (if reftex-index-follow-mode
632 (setq reftex-index-follow-mode 1)))
633
634(defun reftex-index-next (&optional arg)
635 "Move to next selectable item."
636 (interactive "p")
637 (setq reftex-callback-fwd t)
638 (or (eobp) (forward-char 1))
49275d55 639 (goto-char (or (next-single-property-change (point) :data)
3666daf6 640 (point)))
1a9461d0 641 (unless (get-text-property (point) :data)
49275d55 642 (goto-char (or (next-single-property-change (point) :data)
3666daf6 643 (point)))))
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644(defun reftex-index-previous (&optional arg)
645 "Move to previous selectable item."
646 (interactive "p")
647 (setq reftex-callback-fwd nil)
648 (goto-char (or (previous-single-property-change (point) :data)
3666daf6 649 (point)))
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650 (unless (get-text-property (point) :data)
651 (goto-char (or (previous-single-property-change (point) :data)
3666daf6 652 (point)))))
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653(defun reftex-index-toggle-follow ()
654 "Toggle follow (other window follows with context)."
655 (interactive)
656 (setq reftex-last-follow-point -1)
657 (setq reftex-index-follow-mode (not reftex-index-follow-mode)))
658(defun reftex-index-toggle-context ()
659 "Toggle inclusion of label context in *Index* buffer.
660Label context is only displayed when the labels are there as well."
661 (interactive)
662 (setq reftex-index-include-context (not reftex-index-include-context))
663 (reftex-index-revert))
664(defun reftex-index-view-entry ()
665 "View document location in other window."
666 (interactive)
667 (reftex-index-visit-location))
668(defun reftex-index-goto-entry-and-hide ()
669 "Go to document location in other window. Hide the *Index* window."
670 (interactive)
671 (reftex-index-visit-location 'hide))
672(defun reftex-index-goto-entry ()
673 "Go to document location in other window. *Index* window stays."
674 (interactive)
675 (reftex-index-visit-location t))
676(defun reftex-index-mouse-goto-line-and-hide (ev)
677 "Go to document location in other window. Hide the *Index* window."
678 (interactive "e")
679 (mouse-set-point ev)
680 (reftex-index-visit-location 'hide))
681(defun reftex-index-quit ()
682 "Hide the *Index* window and do not move point."
683 (interactive)
684 (or (one-window-p) (delete-window))
685 (switch-to-buffer (marker-buffer reftex-index-return-marker))
686 (goto-char (or (marker-position reftex-index-return-marker) (point))))
687(defun reftex-index-quit-and-kill ()
688 "Kill the *Index* buffer."
689 (interactive)
690 (kill-buffer (current-buffer))
691 (or (one-window-p) (delete-window))
692 (switch-to-buffer (marker-buffer reftex-index-return-marker))
693 (goto-char (or (marker-position reftex-index-return-marker) (point))))
694(defun reftex-index-goto-toc (&rest ignore)
695 "Switch to the table of contents of the current document.
696The function will go to the section where the entry at point was defined."
697 (interactive)
698 (if (get-text-property (point) :data)
699 (reftex-index-goto-entry)
700 (switch-to-buffer (marker-buffer reftex-index-return-marker)))
701 (delete-other-windows)
702 (reftex-toc))
703(defun reftex-index-rescan (&rest ignore)
704 "Regenerate the *Index* buffer after reparsing file of section at point."
705 (interactive)
706 (let ((index-tag reftex-index-tag))
707 (if (and reftex-enable-partial-scans
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708 (null current-prefix-arg))
709 (let* ((data (get-text-property (point) :data))
710 (file (nth 3 data))
711 (line (+ (count-lines (point-min) (point)) (if (bolp) 1 0))))
712 (if (not file)
713 (error "Don't know which file to rescan. Try `C-u r'")
714 (switch-to-buffer (reftex-get-file-buffer-force file))
715 (setq current-prefix-arg '(4))
f3c18bd0 716 (reftex-display-index index-tag nil 'redo line)))
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717 (reftex-index-Rescan))
718 (reftex-kill-temporary-buffers)))
719(defun reftex-index-Rescan (&rest ignore)
720 "Regenerate the *Index* buffer after reparsing the entire document."
721 (interactive)
722 (let ((index-tag reftex-index-tag)
3666daf6 723 (line (+ (count-lines (point-min) (point)) (if (bolp) 1 0))))
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724 (switch-to-buffer
725 (reftex-get-file-buffer-force reftex-last-index-file))
726 (setq current-prefix-arg '(16))
f3c18bd0 727 (reftex-display-index index-tag nil 'redo line)))
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728(defun reftex-index-revert (&rest ignore)
729 "Regenerate the *Index* from the internal lists. No reparsing os done."
730 (interactive)
731 (let ((buf (current-buffer))
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732 (index-tag reftex-index-tag)
733 (data (get-text-property (point) :data))
734 (line (+ (count-lines (point-min) (point)) (if (bolp) 1 0))))
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735 (switch-to-buffer
736 (reftex-get-file-buffer-force reftex-last-index-file))
737 (reftex-erase-buffer buf)
738 (setq current-prefix-arg nil
3666daf6 739 reftex-last-follow-point 1)
f3c18bd0 740 (reftex-display-index index-tag nil 'redo data line)))
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741(defun reftex-index-switch-index-tag (&rest ignore)
742 "Switch to a different index of the same document."
743 (interactive)
744 (switch-to-buffer
745 (reftex-get-file-buffer-force reftex-last-index-file))
746 (setq current-prefix-arg nil)
f3c18bd0 747 (reftex-display-index nil nil 'redo))
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748
749(defun reftex-index-restrict-to-section (&optional force)
750 "Restrict index to entries defined in same document sect. as entry at point."
751 ;; Optional FORCE means, even if point is not on an index entry.
752 (interactive)
753 (let* ((data (get-text-property (point) :data))
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754 (docstruct (symbol-value reftex-docstruct-symbol))
755 bor eor)
1a9461d0 756 (if (and (not data) force)
3666daf6 757 (setq data (assq 'toc docstruct)))
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758 (when data
759 (setq bor (reftex-last-assoc-before-elt 'toc data docstruct)
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760 eor (car (memq (assq 'toc (cdr (memq bor docstruct)))
761 docstruct))
762 reftex-index-restriction-data (list bor eor)
763 reftex-index-restriction-indicator (nth 6 bor) )))
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764 (reftex-index-revert))
765
766(defun reftex-index-widen (&rest ignore)
767 "Show the unrestricted index (all entries)."
768 (interactive)
769 (setq reftex-index-restriction-indicator nil
3666daf6 770 reftex-index-restriction-data nil)
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771 (reftex-index-revert)
772 (message "Index widened"))
773(defun reftex-index-restriction-forward (&rest ignore)
774 "Restrict to previous section.
775When index is currently unrestricted, restrict it to a section.
776When index is restricted, select the next section as restriction criterion."
777 (interactive)
778 (let* ((docstruct (symbol-value reftex-docstruct-symbol))
3666daf6 779 (bor (nth 1 reftex-index-restriction-data)))
1a9461d0 780 (if (or (not bor)
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781 (not (eq (car bor) 'toc)))
782 (reftex-index-restrict-to-section t)
1a9461d0 783 (setq reftex-index-restriction-indicator (nth 6 bor)
3666daf6 784 reftex-index-restriction-data
49275d55 785 (list bor
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786 (car (memq (assq 'toc (cdr (memq bor docstruct)))
787 docstruct))))
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788 (reftex-index-revert))))
789(defun reftex-index-restriction-backward (&rest ignore)
790 "Restrict to next section.
791When index is currently unrestricted, restrict it to a section.
792When index is restricted, select the previous section as restriction criterion."
793 (interactive)
794 (let* ((docstruct (symbol-value reftex-docstruct-symbol))
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795 (eor (car reftex-index-restriction-data))
796 (bor (reftex-last-assoc-before-elt 'toc eor docstruct t)))
1a9461d0 797 (if (or (not bor)
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798 (not (eq (car bor) 'toc)))
799 (reftex-index-restrict-to-section t)
1a9461d0 800 (setq reftex-index-restriction-indicator (nth 6 bor)
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801 reftex-index-restriction-data
802 (list bor eor))
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803 (reftex-index-revert))))
804
805(defun reftex-index-visit-location (&optional final no-revisit)
806 ;; Visit the tex file corresponding to the index entry on the current line.
807 ;; If FINAL is t, stay there
808 ;; If FINAL is 'hide, hide the *Index* window.
809 ;; Otherwise, move cursor back into *Index* window.
810 ;; NO-REVISIT means don't visit files, just use live biffers.
811
812 (let* ((data (get-text-property (point) :data))
813 (index-window (selected-window))
814 show-window show-buffer match)
815
816 (unless data (error "Don't know which index entry to visit"))
49275d55 817
1a9461d0 818 (if (eq (car data) 'index)
3666daf6 819 (setq match (reftex-index-show-entry data no-revisit)))
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820
821 (setq show-window (selected-window)
822 show-buffer (current-buffer))
823
824 (unless match
825 (select-window index-window)
826 (error "Cannot find location"))
827
828 (select-window index-window)
829
830 ;; Use the `final' parameter to decide what to do next
831 (cond
832 ((eq final t)
833 (reftex-unhighlight 0)
834 (select-window show-window))
835 ((eq final 'hide)
836 (reftex-unhighlight 0)
837 (or (one-window-p) (delete-window))
838 (switch-to-buffer show-buffer))
839 (t nil))))
840
841(defun reftex-index-analyze-entry (data)
842 ;; This splits the index context so that key, attribute and visual
843 ;; values are accessible individually.
844 (interactive)
845 (let* ((arg (nth 5 data))
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846 (context (nth 2 data))
847 (sc reftex-index-special-chars)
848 (boa (if (string-match (regexp-quote (concat "{" arg "}")) context)
849 (1+ (match-beginning 0))
850 (error "Something is wrong here")))
851 (eoa (1- (match-end 0)))
852 (boactual (if (string-match (concat "[^" (nth 3 sc) "]" (nth 2 sc))
853 context boa)
854 (1+ (match-beginning 0))
855 eoa))
856 (boattr (if (string-match (concat "[^" (nth 3 sc) "]" (nth 1 sc))
857 context boa)
858 (1+ (match-beginning 0))
859 boactual))
860 (pre (substring context 0 boa))
861 (key (substring context boa boattr))
862 (attr (substring context boattr boactual))
863 (actual (substring context boactual eoa))
864 (post (substring context eoa)))
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865 (list pre key attr actual post)))
866
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867(defun reftex-index-edit ()
868 "Edit the index entry at point."
869 (interactive)
870 (let* ((data (get-text-property (point) :data))
3666daf6 871 old new)
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872 (unless data (error "Don't know which index entry to edit"))
873 (reftex-index-view-entry)
874 (setq old (nth 2 data) new (read-string "Edit: " old))
875 (reftex-index-change-entry new)))
876
877(defun reftex-index-toggle-range-beginning ()
878 "Toggle the page range start attribute `|('."
879 (interactive)
880 (let* ((data (get-text-property (point) :data))
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881 (bor (concat (nth 1 reftex-index-special-chars) "("))
882 new analyze attr)
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883 (unless data (error "Don't know which index entry to edit"))
884 (setq analyze (reftex-index-analyze-entry data)
3666daf6 885 attr (nth 2 analyze))
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886 (setf (nth 2 analyze) (if (string= attr bor) "" bor))
887 (setq new (apply 'concat analyze))
49275d55 888 (reftex-index-change-entry
1a9461d0 889 new (if (string= (nth 2 analyze) bor)
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890 "Entry is now START-OF-PAGE-RANGE"
891 "START-OF-PAGE-RANGE canceled"))))
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892
893(defun reftex-index-toggle-range-end ()
894 "Toggle the page-range-end attribute `|)'."
895 (interactive)
896 (let* ((data (get-text-property (point) :data))
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897 (eor (concat (nth 1 reftex-index-special-chars) ")"))
898 new analyze attr)
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899 (unless data (error "Don't know which index entry to edit"))
900 (setq analyze (reftex-index-analyze-entry data)
3666daf6 901 attr (nth 2 analyze))
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902 (setf (nth 2 analyze) (if (string= attr eor) "" eor))
903 (setq new (apply 'concat analyze))
904 (reftex-index-change-entry
905 new (if (string= (nth 2 analyze) eor)
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906 "Entry is now END-OF-PAGE-RANGE"
907 "END-OF-PAGE-RANGE canceled"))))
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908
909(defun reftex-index-edit-key ()
910 "Edit the KEY part of the index entry."
911 (interactive)
912 (reftex-index-edit-part nil 1 "" "Key: " t))
913
914(defun reftex-index-edit-attribute (&optional arg)
915 "EDIT the ATTRIBUTE part of the entry. With arg: remove entire ATTRIBUTE."
916 (interactive "P")
917 (reftex-index-edit-part arg 2 (nth 1 reftex-index-special-chars)
3666daf6 918 "Attribute: "))
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919
920(defun reftex-index-edit-visual (&optional arg)
921 "EDIT the VISUAL part of the entry. With arg: remove entire VISUAL string."
922 (interactive "P")
923 (reftex-index-edit-part arg 3 (nth 2 reftex-index-special-chars) "Visual: "))
924
925(defun reftex-index-edit-part (arg n initial prompt &optional dont-allow-empty)
926 ;; This function does the work for all partial editing commands
927 (let* ((data (get-text-property (point) :data))
3666daf6 928 new analyze opart npart)
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929 (unless data (error "Don't know which index entry to edit"))
930 ;; Analyze the whole context string
931 (setq analyze (reftex-index-analyze-entry data)
3666daf6 932 opart (nth n analyze))
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933 (and (> (length opart) 0) (setq opart (substring opart 1)))
934 ;; Have the user editing the part
935 (setq npart (if arg "" (read-string (concat prompt initial) opart)))
936 ;; Tests:
937 (cond ((string= npart opart)
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938 (error "Not changed"))
939 ((string= npart "")
940 (if dont-allow-empty
5181ff9f 941 (error "Invalid value")
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942 (setf (nth n analyze) npart)))
943 (t (setf (nth n analyze) (concat initial npart))))
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944 (setq new (apply 'concat analyze))
945 ;; Change the entry and insert the changed version into the index.
49275d55 946 (reftex-index-change-entry
1a9461d0 947 new (if (string= npart "")
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948 (format "Deleted: %s" opart)
949 (format "New value is: %s" npart)))))
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950
951(defun reftex-index-level-down ()
952 "Make index entry a subitem of another entry."
953 (interactive)
954 (let* ((data (get-text-property (point) :data))
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955 (docstruct (symbol-value reftex-docstruct-symbol))
956 old new prefix key)
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957 (unless data (error "Don't know which index entry to change"))
958 (setq old (nth 2 data)
3666daf6 959 key (nth 6 data)
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960 prefix (completing-read
961 "Prefix: "
962 (reftex-sublist-nth
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963 docstruct 6
964 (lambda (x)
965 (and (eq (car x) 'index)
966 (string= (nth 1 x) reftex-index-tag))) t)))
49275d55 967 (unless (string-match
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968 (concat (regexp-quote (car reftex-index-special-chars)) "\\'")
969 prefix)
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970 (setq prefix (concat prefix (car reftex-index-special-chars))))
971 (if (string-match (regexp-quote key) old)
3666daf6 972 (setq new (replace-match (concat prefix key) t t old))
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973 (error "Cannot construct new index key"))
974 (reftex-index-change-entry new (format "Added prefix: %s" prefix))))
975
976(defun reftex-index-level-up ()
977 "Remove the highest level of a hierarchical index entry."
978 (interactive)
979 (let* ((data (get-text-property (point) :data))
3666daf6 980 old new prefix)
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981 (unless data (error "Don't know which entry to change"))
982 (setq old (nth 2 data))
983 (if (string-match (concat "{\\([^" (nth 0 reftex-index-special-chars) "]*"
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984 "[^" (nth 3 reftex-index-special-chars) "]"
985 (regexp-quote (nth 0 reftex-index-special-chars))
986 "\\)")
987 old)
988 (setq prefix (substring old (match-beginning 1) (match-end 1))
989 new (concat (substring old 0 (match-beginning 1))
990 (substring old (match-end 1))))
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991 (error "Entry is not a subitem"))
992 (reftex-index-change-entry new (format "Removed prefix: %s" prefix))))
993
994(defun reftex-index-kill ()
995 "FIXME: Not yet implemented"
996 (interactive)
997 (error "This function is currently not implemented"))
998
999(defun reftex-index-undo ()
1000 "FIXME: Not yet implemented"
1001 (interactive)
1002 (error "This function is currently not implemented"))
1003
1004(defun reftex-index-change-entry (new &optional message)
1005 ;; Change the full context string of the index entry at point to
1006 ;; NEW. This actually edits the buffer where the entry is defined.
49275d55 1007
1a9461d0 1008 (let* ((data (get-text-property (point) :data))
3666daf6 1009 old beg end info)
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1010 (unless data (error "Cannot change entry"))
1011 (reftex-index-view-entry)
1012 (setq beg (match-beginning 0) end (match-end 0))
1013 (setq old (nth 2 data))
1014 (and (equal old new) (error "Entry unchanged"))
9a529312 1015 (with-current-buffer (get-file-buffer (nth 3 data))
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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-char (point-min))
1090 (forward-line 2)
1a9461d0 1091 (if (re-search-forward (concat "^" (char-to-string char)) nil t)
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1092 (progn
1093 (beginning-of-line)
1094 (recenter 0)
1095 (reftex-index-next))
1a9461d0 1096 (goto-char pos)
7c4d13cc 1097 (if (eq char ?!)
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1098 (error "This <%s> index does not contain entries sorted before the letters"
1099 reftex-index-tag)
49275d55 1100 (error "This <%s> index does not contain entries starting with `%c'"
3666daf6 1101 reftex-index-tag char)))))
1a9461d0 1102
49275d55 1103(easy-menu-define
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1104 reftex-index-menu reftex-index-map
1105 "Menu for Index buffer"
1106 `("Index"
49275d55 1107 ["Goto section A-Z"
1a9461d0 1108 (message "To go to a section, just press any of: !%s"
3666daf6 1109 reftex-index-section-letters) t]
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1110 ["Show Entry" reftex-index-view-entry t]
1111 ["Go To Entry" reftex-index-goto-entry t]
1112 ["Exit & Go To Entry" reftex-index-goto-entry-and-hide t]
1113 ["Table of Contents" reftex-index-goto-toc t]
1114 ["Quit" reftex-index-quit t]
1115 "--"
1116 ("Update"
1117 ["Rebuilt *Index* Buffer" revert-buffer t]
1118 "--"
1119 ["Rescan One File" reftex-index-rescan reftex-enable-partial-scans]
1120 ["Rescan Entire Document" reftex-index-Rescan t])
1121 ("Restrict"
1122 ["Restrict to section" reftex-index-restrict-to-section t]
1123 ["Widen" reftex-index-widen reftex-index-restriction-indicator]
1124 ["Next Section" reftex-index-restriction-forward
1125 reftex-index-restriction-indicator]
1126 ["Previous Section" reftex-index-restriction-backward
1127 reftex-index-restriction-indicator])
1128 ("Edit"
1129 ["Edit Entry" reftex-index-edit t]
1130 ["Edit Key" reftex-index-edit-key t]
1131 ["Edit Attribute" reftex-index-edit-attribute t]
1132 ["Edit Visual" reftex-index-edit-visual t]
1133 "--"
1134 ["Add Parentkey" reftex-index-level-down t]
1135 ["Remove Parentkey " reftex-index-level-up t]
1136 "--"
1137 ["Make Start-of-Range" reftex-index-toggle-range-beginning t]
1138 ["Make End-of-Range" reftex-index-toggle-range-end t]
1139 "--"
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1140 ["Kill Entry" reftex-index-kill nil]
1141 "--"
1142 ["Undo" reftex-index-undo nil])
1143 ("Options"
1144 ["Context" reftex-index-toggle-context :style toggle
1145 :selected reftex-index-include-context]
1146 "--"
49275d55 1147 ["Follow Mode" reftex-index-toggle-follow :style toggle
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1148 :selected reftex-index-follow-mode])
1149 "--"
1150 ["Help" reftex-index-show-help t]))
1151
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1152
1153;;----------------------------------------------------------------------
1154;; The Index Phrases File
1155
1156;; Some constants and variables
1157(defconst reftex-index-phrases-comment-regexp "^[ \t]*%.*"
1158 "Regular expression to match comment lines in phrases buffer")
1159(defconst reftex-index-phrases-macrodef-regexp
1160 "^\\(>>>INDEX_MACRO_DEFINITION:\\)[ \t]+\\(\\S-\\)\\( *\t[ \t]*\\)\\([^\t]*[^ \t]\\)\\( *\t[ \t]*\\)\\(\\S-+\\)"
1161 "Regular expression to match macro definition lines the phrases buffer.")
1162;(defconst reftex-index-phrases-macrodef-regexp
1163; "^\\(>>>INDEX_MACRO_DEFINITION:\\)[ \t]+\\(\\S-\\)\\([ \t]*\\)\\([^\t]*[^ \t]\\)\\([ \t]*\\)\\(nil\\|t\\)[ \t]*$"
1164; "Regular expression to match macro definition lines the phrases buffer.
1165;This version would allow just spaces as separators.")
1166(defconst reftex-index-phrases-phrase-regexp1
1167 "^\\(\\S-?\\)\\(\t\\)\\([^\t\n]*\\S-\\)\\([ \t]*\\)$"
1168 "Regular expression matching phrases which have no separate index key.")
1169(defconst reftex-index-phrases-phrase-regexp2
1170 "^\\(\\S-?\\)\\(\t\\)\\([^\t]*\\S-\\)\\(\t[ \t]*\\)\\([^\n\t]*\\S-\\)[ \t]*$"
1171 "Regular expression matching phrases which have a separate index key.")
1172(defconst reftex-index-phrases-phrase-regexp12
1173 "^\\(\\S-?\\)\\(\t\\)\\([^\n\t]*\\S-\\)\\(\\(\t[ \t]*\\)\\([^\n\t]*\\S-\\)\\)?[ \t]*$"
1174 "Regular expression matching all types of phrase lines.")
1175(defvar reftex-index-phrases-macro-data nil
1176 "Alist containing the information taken from the macro definition lines.
1177This gets refreshed in every phrases command.")
1178(defvar reftex-index-phrases-files nil
1179 "List of document files relevant for the phrases file.")
1180
1181(defvar reftex-index-phrases-font-lock-keywords nil
1182 "Font lock keywords for reftex-index-phrases-mode.")
1183(defvar reftex-index-phrases-font-lock-defaults nil
1184 "Font lock defaults for reftex-index-phrases-mode.")
1185(defvar reftex-index-phrases-map (make-sparse-keymap)
1186 "Keymap used for *toc* buffer.")
1187
1188
1189(defun reftex-index-phrase-selection-or-word (arg)
1190 "Add current selection or word at point to the phrases buffer.
1191When you are in transient-mark-mode and the region is active, the
1192selection will be used - otherwise the word at point.
1193You get a chance to edit the entry in the phrases buffer - finish with
1194`C-c C-c'."
1195 (interactive "P")
1196 (set-marker reftex-index-return-marker (point))
1197 (reftex-index-selection-or-word arg 'phrase)
1198 (if (eq major-mode 'reftex-index-phrases-mode)
49275d55 1199 (message "%s"
7c4d13cc 1200 (substitute-command-keys
3666daf6 1201 "Return to LaTeX with \\[reftex-index-phrases-save-and-return]"))))
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1202
1203(defun reftex-index-visit-phrases-buffer ()
1204 "Switch to the phrases buffer, initialize if empty."
1205 (interactive)
1206 (reftex-access-scan-info)
1207 (let* ((master (reftex-TeX-master-file))
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1208 (name (concat (file-name-sans-extension master)
1209 reftex-index-phrase-file-extension)))
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1210 (find-file name)
1211 (unless (eq major-mode 'reftex-index-phrases-mode)
1212 (reftex-index-phrases-mode))
1213 (if (= (buffer-size) 0)
3666daf6 1214 (reftex-index-initialize-phrases-buffer master))))
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1215
1216(defun reftex-index-initialize-phrases-buffer (&optional master)
1217 "Initialize the phrases buffer by creating the header.
1218If the buffer is non-empty, delete the old header first."
1219 (interactive)
1220 (let* ((case-fold-search t)
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1221 (default-key (car reftex-index-default-macro))
1222 (default-macro (nth 1 (assoc default-key
1223 reftex-key-to-index-macro-alist)))
1224 (macro-alist
1225 (sort (copy-sequence reftex-index-macro-alist)
1226 (lambda (a b) (equal (car a) default-macro))))
1227 macro entry key repeat)
49275d55 1228
7c4d13cc 1229 (if master (set (make-local-variable 'TeX-master)
3666daf6 1230 (file-name-nondirectory master)))
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1231
1232 (when (> (buffer-size) 0)
1233 (goto-char 1)
1234 (set-mark (point))
1235 (while (re-search-forward reftex-index-phrases-macrodef-regexp nil t)
3666daf6 1236 (end-of-line))
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CD
1237 (beginning-of-line 2)
1238 (if (looking-at reftex-index-phrases-comment-regexp)
3666daf6 1239 (beginning-of-line 2))
7c4d13cc 1240 (while (looking-at "^[ \t]*$")
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1241 (beginning-of-line 2))
1242 (if (featurep 'xemacs)
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DN
1243 (zmacs-activate-region)
1244 (setq mark-active t))
ce5a3ac0 1245 (if (yes-or-no-p "Delete and rebuild header? ")
3666daf6 1246 (delete-region (point-min) (point))))
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CD
1247
1248 ;; Insert the mode line
1249 (insert
1250 (format "%% -*- mode: reftex-index-phrases; TeX-master: \"%s\" -*-\n"
3666daf6 1251 (file-name-nondirectory (reftex-index-phrase-tex-master))))
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CD
1252 ;; Insert the macro definitions
1253 (insert "% Key Macro Format Repeat\n")
1254 (insert "%---------------------------------------------------------------------\n")
1255 (while (setq entry (pop macro-alist))
1256 (setq macro (car entry)
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CD
1257 repeat (nth 7 entry)
1258 key (car (delq nil (mapcar (lambda (x) (if (equal (nth 1 x) macro)
1259 (car x)
1260 nil))
1261 reftex-key-to-index-macro-alist))))
7c4d13cc 1262 (insert (format ">>>INDEX_MACRO_DEFINITION:\t%s\t%-20s\t%s\n"
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CD
1263 (char-to-string key) (concat macro "{%s}")
1264 (if repeat "t" "nil"))))
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CD
1265 (insert "%---------------------------------------------------------------------\n\n\n")))
1266
1267(defvar TeX-master)
1268(defun reftex-index-phrase-tex-master (&optional dir)
1269 "Return the name of the master file associated with a phrase buffer."
1270 (if (and (boundp 'TeX-master)
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1271 (local-variable-p 'TeX-master (current-buffer))
1272 (stringp TeX-master))
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CD
1273 ;; We have a local variable which tells us which file to use
1274 (expand-file-name TeX-master dir)
1275 ;; have to guess
1276 (concat (file-name-sans-extension (buffer-file-name)) ".tex")))
1277
1278(defun reftex-index-phrases-save-and-return ()
1279 "Return to where the `reftex-index-phrase-selection-or-word' was called."
1280 (interactive)
1281 (save-buffer)
1282 (switch-to-buffer (marker-buffer reftex-index-return-marker))
1283 (goto-char (or (marker-position reftex-index-return-marker) (point))))
1284
1285
1286(defvar reftex-index-phrases-menu)
7b07114a 1287(defvar reftex-index-phrases-marker)
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CD
1288(defvar reftex-index-phrases-restrict-file nil)
1289;;;###autoload
1290(defun reftex-index-phrases-mode ()
1291 "Major mode for managing the Index phrases of a LaTeX document.
1292This buffer was created with RefTeX.
1293
1294To insert new phrases, use
1295 - `C-c \\' in the LaTeX document to copy selection or word
1296 - `\\[reftex-index-new-phrase]' in the phrases buffer.
1297
1298To index phrases use one of:
1299
1300\\[reftex-index-this-phrase] index current phrase
1301\\[reftex-index-next-phrase] index next phrase (or N with prefix arg)
1302\\[reftex-index-all-phrases] index all phrases
1303\\[reftex-index-remaining-phrases] index current and following phrases
1304\\[reftex-index-region-phrases] index the phrases in the region
1305
1306You can sort the phrases in this buffer with \\[reftex-index-sort-phrases].
1307To display information about the phrase at point, use \\[reftex-index-phrases-info].
1308
1309For more information see the RefTeX User Manual.
1310
1311Here are all local bindings.
1312
1313\\{reftex-index-phrases-map}"
1314 (interactive)
1315 (kill-all-local-variables)
1316 (setq major-mode 'reftex-index-phrases-mode
3666daf6 1317 mode-name "Phrases")
7c4d13cc 1318 (use-local-map reftex-index-phrases-map)
49275d55 1319 (set (make-local-variable 'font-lock-defaults)
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1320 reftex-index-phrases-font-lock-defaults)
1321 (easy-menu-add reftex-index-phrases-menu reftex-index-phrases-map)
1322 (set (make-local-variable 'reftex-index-phrases-marker) (make-marker))
7b07114a 1323 (run-hooks 'reftex-index-phrases-mode-hook))
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CD
1324(add-hook 'reftex-index-phrases-mode-hook 'turn-on-font-lock)
1325
1326;; Font Locking stuff
1327(let ((ss (if (featurep 'xemacs) 'secondary-selection ''secondary-selection)))
1328 (setq reftex-index-phrases-font-lock-keywords
49275d55 1329 (list
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CD
1330 (cons reftex-index-phrases-comment-regexp 'font-lock-comment-face)
1331 (list reftex-index-phrases-macrodef-regexp
1332 '(1 font-lock-type-face)
1333 '(2 font-lock-keyword-face)
1334 (list 3 ss)
1335 '(4 font-lock-function-name-face)
1336 (list 5 ss)
1337 '(6 font-lock-string-face))
1338 (list reftex-index-phrases-phrase-regexp1
1339 '(1 font-lock-keyword-face)
1340 (list 2 ss)
1341 '(3 font-lock-string-face)
1342 (list 4 ss))
1343 (list reftex-index-phrases-phrase-regexp2
1344 '(1 font-lock-keyword-face)
1345 (list 2 ss)
1346 '(3 font-lock-string-face)
1347 (list 4 ss)
1348 '(5 font-lock-function-name-face))
1349 (cons "^\t$" ss)))
7c4d13cc 1350 (setq reftex-index-phrases-font-lock-defaults
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CD
1351 '((reftex-index-phrases-font-lock-keywords)
1352 nil t nil beginning-of-line))
49275d55 1353 (put 'reftex-index-phrases-mode 'font-lock-defaults
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1354 reftex-index-phrases-font-lock-defaults) ; XEmacs
1355 )
1356
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1357(defun reftex-index-next-phrase (&optional arg)
1358 "Index the next ARG phrases in the phrases buffer."
1359 (interactive "p")
1360 (reftex-index-phrases-parse-header t)
1361 (while (> arg 0)
1362 (decf arg)
1363 (end-of-line)
1364 (if (re-search-forward reftex-index-phrases-phrase-regexp12 nil t)
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1365 (progn
1366 (goto-char (match-beginning 0))
f3c18bd0 1367 (reftex-index-this-phrase 'slave))
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1368 (error "No more phrase lines after point"))))
1369
f3c18bd0 1370(defun reftex-index-this-phrase (&optional slave)
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1371 "Index the phrase in the current line.
1372Does a global search and replace in the entire document. At each
1373match, the user will be asked to confirm the replacement."
1374 (interactive)
f3c18bd0 1375 (if (not slave) (reftex-index-phrases-parse-header t))
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1376 (save-excursion
1377 (beginning-of-line)
1378 (cond ((looking-at reftex-index-phrases-comment-regexp)
f3c18bd0 1379 (if (not slave) (error "Comment line")))
3666daf6 1380 ((looking-at "^[ \t]*$")
f3c18bd0 1381 (if (not slave) (error "Empty line")))
3666daf6 1382 ((looking-at reftex-index-phrases-macrodef-regexp)
f3c18bd0 1383 (if (not slave) (error "Macro definition line")))
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CD
1384 ((looking-at reftex-index-phrases-phrase-regexp12)
1385 ;; This is a phrase
1386 (let* ((char (if (not (equal (match-string 1) ""))
1387 (string-to-char (match-string 1))))
1388 (phrase (match-string 3))
1389 (index-key (match-string 6))
1390 (macro-data (cdr (if (null char)
1391 (car reftex-index-phrases-macro-data)
1392 (assoc char reftex-index-phrases-macro-data))))
1393 (macro-fmt (car macro-data))
1394 (repeat (nth 1 macro-data))
1395 (files
1396 (cond ((and (stringp reftex-index-phrases-restrict-file)
1397 (file-regular-p reftex-index-phrases-restrict-file))
1398 (list reftex-index-phrases-restrict-file))
1399 ((stringp reftex-index-phrases-restrict-file)
5181ff9f 1400 (error "Invalid restriction file %s"
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CD
1401 reftex-index-phrases-restrict-file))
1402 (t reftex-index-phrases-files)))
1403 (as-words reftex-index-phrases-search-whole-words))
1404 (unless macro-data
1405 (error "No macro associated with key %c" char))
1406 (unwind-protect
1407 (let ((overlay-arrow-string "=>")
1408 (overlay-arrow-position
1409 reftex-index-phrases-marker)
1410 (replace-count 0))
1411 ;; Show the overlay arrow
1412 (move-marker reftex-index-phrases-marker
1413 (match-beginning 0) (current-buffer))
1414 ;; Start the query-replace
49275d55
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1415 (reftex-query-index-phrase-globally
1416 files phrase macro-fmt
3666daf6 1417 index-key repeat as-words)
49275d55 1418 (message "%s replaced"
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1419 (reftex-number replace-count "occurrence"))))))
1420 (t (error "Cannot parse this line")))))
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1421
1422(defun reftex-index-all-phrases ()
1423 "Index all phrases in the phrases buffer.
1424Calls `reftex-index-this-phrase' on each line in the buffer."
1425 (interactive)
1426 (reftex-index-region-phrases (point-min) (point-max)))
1427
1428(defun reftex-index-remaining-phrases ()
1429 "Index all phrases in the phrases buffer.
1430Calls `reftex-index-this-phrase' on each line ay and below point in
1431the buffer."
1432 (interactive)
1433 (beginning-of-line)
1434 (reftex-index-region-phrases (point) (point-max)))
1435
1436(defun reftex-index-region-phrases (beg end)
1437 "Index all phrases in the phrases buffer.
1438Calls `reftex-index-this-phrase' on each line in the region."
1439 (interactive "r")
1440 (reftex-index-phrases-parse-header t)
1441 (goto-char beg)
1442 (while (not (or (eobp)
3666daf6 1443 (>= (point) end)))
f3c18bd0 1444 (save-excursion (reftex-index-this-phrase 'slave))
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CD
1445 (beginning-of-line 2)))
1446
1447(defun reftex-index-phrases-parse-header (&optional get-files)
1448 "Parse the header of a phrases file to extract the macro definitions.
1449The definitions get stored in `reftex-index-phrases-macro-data'.
1450Also switches to the LaTeX document to find out which files belong to
1451the document and stores the list in `reftex-index-phrases-files'."
1452 (let* ((master (reftex-index-phrase-tex-master))
3666daf6 1453 buf)
7c4d13cc 1454 (if get-files
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CD
1455 ;; Get the file list
1456 (save-excursion
1457 (setq buf (reftex-get-file-buffer-force master))
1458 (unless buf (error "Master file %s not found" master))
1459 (set-buffer buf)
1460 (reftex-access-scan-info)
49275d55 1461 (setq reftex-index-phrases-files
3666daf6 1462 (reftex-all-document-files))))
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CD
1463 ;; Parse the files header for macro definitions
1464 (setq reftex-index-phrases-macro-data nil)
1465 (save-excursion
1466 (goto-char (point-min))
1467 (while (re-search-forward reftex-index-phrases-macrodef-regexp nil t)
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1468 (push (list
1469 (string-to-char (match-string 2))
1470 (match-string 4)
1471 (equal (match-string 6) "t"))
1472 reftex-index-phrases-macro-data))
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CD
1473 ;; Reverse the list, so that the first macro is first
1474 (if (null reftex-index-phrases-macro-data)
3666daf6 1475 (error "No valid MACRO DEFINITION line in %s file (make sure to use TAB separators)" reftex-index-phrase-file-extension))
49275d55 1476 (setq reftex-index-phrases-macro-data
3666daf6 1477 (nreverse reftex-index-phrases-macro-data))
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1478 (goto-char (point-min)))))
1479
1480(defun reftex-index-phrases-apply-to-region (beg end)
1481 "Index all index phrases in the current region.
1482This works exactly like global indexing from the index phrases buffer,
1483but operation is restricted to the current region. This is useful if
1484you need to add/change text in an already indexed document and want to
1485index the new part without having to go over the unchanged parts again."
1486 (interactive "r")
1487 (let ((win-conf (current-window-configuration))
49275d55 1488 (reftex-index-phrases-restrict-file (buffer-file-name)))
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CD
1489 (save-excursion
1490 (save-restriction
1491 (narrow-to-region beg end)
1492 (unwind-protect
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CD
1493 (progn
1494 ;; Hide the region highlighting
a445370f
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1495 (if (featurep 'xemacs)
1496 (zmacs-deactivate-region)
1497 (deactivate-mark))
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CD
1498 (delete-other-windows)
1499 (reftex-index-visit-phrases-buffer)
1500 (reftex-index-all-phrases))
1501 (set-window-configuration win-conf))))))
7c4d13cc
CD
1502
1503(defun reftex-index-new-phrase (&optional text)
1504 "Open a new line in the phrases buffer, insert TEXT."
1505 (interactive)
1506 (if (and text (stringp text))
1507 (progn
3666daf6
CD
1508 ;; Check if the phrase is already in the buffer
1509 (setq text (reftex-index-simplify-phrase text))
1510 (goto-char (point-min))
1511 (if (re-search-forward
49275d55 1512 (concat "^\\(\\S-*\\)\t\\(" (regexp-quote text)
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CD
1513 "\\) *[\t\n]") nil t)
1514 (progn
1515 (goto-char (match-end 2))
1516 (error "Phrase is already in phrases buffer")))))
7c4d13cc
CD
1517 ;; Add the new phrase line after the last in the buffer
1518 (goto-char (point-max))
1519 (if (re-search-backward reftex-index-phrases-phrase-regexp12 nil t)
1520 (end-of-line))
1521 (if (not (bolp))
1522 (insert "\n"))
1523 (insert "\t")
1524 (if (and text (stringp text))
1525 (insert text)))
1526
1527(defun reftex-index-find-next-conflict-phrase (&optional arg)
1528 "Find the next a phrase which is has conflicts in the phrase buffer.
1529The command helps to find possible conflicts in the phrase indexing process.
1530It searches downward from point for a phrase which is repeated elsewhere
1531in the buffer, or which is a subphrase of another phrase. If such a
1532phrase is found, the phrase info is displayed.
1533To check the whole buffer, start at the beginning and continue by calling
1534this function repeatedly."
1535 (interactive "P")
1536 (if (catch 'exit
3666daf6
CD
1537 (while (re-search-forward reftex-index-phrases-phrase-regexp12 nil t)
1538 (goto-char (match-beginning 3))
1539 (let* ((phrase (match-string 3))
1540 (case-fold-search reftex-index-phrases-case-fold-search)
1541 (re (reftex-index-phrases-find-dup-re phrase t)))
49275d55 1542 (if (save-excursion
3666daf6
CD
1543 (goto-char (point-min))
1544 (and (re-search-forward re nil t)
1545 (re-search-forward re nil t)))
1546 (throw 'exit t)))))
7c4d13cc 1547 (progn
3666daf6
CD
1548 (reftex-index-phrases-info)
1549 (message "Phrase with match conflict discovered"))
7c4d13cc
CD
1550 (goto-char (point-max))
1551 (error "No further problematic phrases found")))
1552
1553(defun reftex-index-phrases-info ()
1554 "Display information about the phrase at point."
1555 (interactive)
1556 (save-excursion
1557 (beginning-of-line)
1558 (unless (looking-at reftex-index-phrases-phrase-regexp12)
1559 (error "Not a phrase line"))
1560 (save-match-data (reftex-index-phrases-parse-header t))
1561 (let* ((char (if (not (equal (match-string 1) ""))
3666daf6
CD
1562 (string-to-char (match-string 1))))
1563 (phrase (match-string 3))
1564 (index-key (match-string 6))
1565 (index-keys (split-string
1566 (or index-key phrase)
1567 reftex-index-phrases-logical-or-regexp))
1568 (macro-data (cdr (if (null char)
1569 (car reftex-index-phrases-macro-data)
1570 (assoc char reftex-index-phrases-macro-data))))
1571 (macro-fmt (car macro-data))
1572 (repeat (nth 1 macro-data))
1573 (as-words reftex-index-phrases-search-whole-words)
1574 (example (reftex-index-make-replace-string
1575 macro-fmt (downcase phrase) (car index-keys) repeat))
1576 (re (reftex-index-make-phrase-regexp phrase as-words t))
1577 (re1 (reftex-index-phrases-find-dup-re phrase))
1578 (re2 (reftex-index-phrases-find-dup-re phrase 'sub))
1579 superphrases
1580 (nmatches 0)
1581 (ntimes1 0)
1582 (ntimes2 0)
1583 (case-fold-search reftex-index-phrases-case-fold-search)
1584 file files buf)
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CD
1585 (setq files reftex-index-phrases-files)
1586 (save-excursion
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CD
1587 (save-restriction
1588 (widen)
1589 (goto-char (point-min))
1590 (while (re-search-forward re1 nil t)
1591 (incf ntimes1))
1592 (goto-char (point-min))
1593 (while (re-search-forward re2 nil t)
1594 (push (cons (count-lines 1 (point)) (match-string 1)) superphrases)
1595 (incf ntimes2))))
9a529312 1596 (save-current-buffer
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CD
1597 (while (setq file (pop files))
1598 (setq buf (reftex-get-file-buffer-force file))
1599 (when buf
1600 (set-buffer buf)
1601 (save-excursion
1602 (save-restriction
1603 (widen)
1604 (goto-char (point-min))
1605 (let ((case-fold-search reftex-index-phrases-case-fold-search))
1606 (while (re-search-forward re nil t)
1607 (or (reftex-in-comment)
1608 (incf nmatches)))))))))
7c4d13cc 1609 (with-output-to-temp-buffer "*Help*"
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CD
1610 (princ (format " Phrase: %s\n" phrase))
1611 (princ (format " Macro key: %s\n" char))
1612 (princ (format " Macro format: %s\n" macro-fmt))
1613 (princ (format " Repeat: %s\n" repeat))
1614 (cond
1615 (index-key
1616 (let ((iks index-keys) (cnt 0) ik)
1617 (while (setq ik (pop iks))
1618 (princ (format "Index entry %d: %s\n" (incf cnt) ik)))))
1619 (repeat
1620 (princ (format " Index entry: %s\n" phrase)))
1621 (t
1622 (princ (format " Index key: <<Given by the match>>\n"))))
1623 (princ (format " Example: %s\n" example))
1624 (terpri)
1625 (princ (format "Total matches: %s in %s\n"
1626 (reftex-number nmatches "match" "es")
1627 (reftex-number (length reftex-index-phrases-files)
1628 "LaTeX file")))
1629 (princ (format " Uniqueness: Phrase occurs %s in phrase buffer\n"
1630 (reftex-number ntimes1 "time")))
1631 (if (> ntimes2 1)
1632 (progn
1633 (princ (format " Superphrases: Phrase matches the following %s in the phrase buffer:\n"
1634 (reftex-number ntimes2 "line")))
49275d55 1635 (mapcar (lambda(x)
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CD
1636 (princ (format " Line %4d: %s\n" (car x) (cdr x))))
1637 (nreverse superphrases))))))))
7c4d13cc
CD
1638
1639(defun reftex-index-phrases-set-macro-key ()
1640 "Change the macro key for the current line.
1641Prompts for a macro key and insert is at the beginning of the line.
1642If you reply with SPACE, the macro keyn will be removed, so that the
1643default macro will be used. If you reply with `RET', just prints
1644information about the currently selected macro."
1645 (interactive)
1646 (reftex-index-phrases-parse-header)
1647 (save-excursion
1648 (beginning-of-line)
1649 (unless (or (looking-at reftex-index-phrases-phrase-regexp12)
3666daf6 1650 (looking-at "\t"))
7c4d13cc
CD
1651 (error "This is not a phrase line"))
1652 (let* ((nc (reftex-index-select-phrases-macro 0))
3666daf6
CD
1653 (macro-data (assoc nc reftex-index-phrases-macro-data))
1654 macro-fmt repeat)
7c4d13cc 1655 (cond (macro-data)
3666daf6
CD
1656 ((equal nc ?\ )
1657 (setq nc ""
1658 macro-data (car reftex-index-phrases-macro-data)))
1659 ((equal nc ?\C-m)
1660 (setq nc (char-after (point)))
1661 (if (equal nc ?\t)
1662 (setq nc ""
1663 macro-data (car reftex-index-phrases-macro-data))
1664 (setq macro-data (assoc nc reftex-index-phrases-macro-data))))
1665 (t (error "No macro associated with %c" nc)))
7c4d13cc
CD
1666
1667 (setq macro-fmt (nth 1 macro-data)
3666daf6 1668 repeat (nth 2 macro-data))
7c4d13cc 1669 (if macro-data
3666daf6
CD
1670 (progn
1671 (if (looking-at "[^\t]") (delete-char 1))
1672 (insert nc)
1673 (message "Line will use %s %s repeat" macro-fmt
1674 (if repeat "with" "without")))
1675 (error "Abort")))))
7c4d13cc
CD
1676
1677(defun reftex-index-sort-phrases (&optional chars-first)
1678 "Sort the phrases lines in the buffer alphabetically.
1679Normally, this looks only at the phrases. With a prefix arg CHARS-FIRST,
1680it first compares the macro identifying chars and then the phrases."
1681 (interactive "P")
1682 ;; Remember the current line, so that we can return
1683 (let ((line (buffer-substring (progn (beginning-of-line) (point))
3666daf6
CD
1684 (progn (end-of-line) (point))))
1685 beg end)
7c4d13cc
CD
1686 (goto-char (point-min))
1687 ;; Find first and last phrase line in buffer
49275d55 1688 (setq beg
3666daf6
CD
1689 (and (re-search-forward reftex-index-phrases-phrase-regexp12 nil t)
1690 (match-beginning 0)))
7c4d13cc
CD
1691 (goto-char (point-max))
1692 (setq end (re-search-backward reftex-index-phrases-phrase-regexp12 nil t))
1693 (if end (setq end (progn (goto-char end) (end-of-line) (point))))
1694 ;; Take the lines, sort them and re-insert.
1695 (if (and beg end)
3666daf6
CD
1696 (progn
1697 (message "Sorting lines...")
1698 (let* ((lines (split-string (buffer-substring beg end) "\n"))
1699 (lines1 (sort lines 'reftex-compare-phrase-lines)))
1700 (message "Sorting lines...done")
1701 (let ((inhibit-quit t)) ;; make sure we do not loose lines
1702 (delete-region beg end)
1703 (insert (mapconcat 'identity lines1 "\n"))))
1704 (goto-char (point-max))
1705 (re-search-backward (concat "^" (regexp-quote line) "$") nil t))
7c4d13cc
CD
1706 (error "Cannot find phrases lines to sort"))))
1707
1708(defvar chars-first)
1709(defun reftex-compare-phrase-lines (a b)
1710 "The comparison function used for sorting."
1711 (let (ca cb pa pb c-p p-p)
1712 (if (string-match reftex-index-phrases-phrase-regexp12 a)
3666daf6
CD
1713 (progn
1714 ;; Extract macro char and phrase-or-key for a
49275d55
JB
1715 (setq ca (match-string 1 a)
1716 pa (downcase
3666daf6
CD
1717 (or (and reftex-index-phrases-sort-prefers-entry
1718 (match-string 6 a))
1719 (match-string 3 a))))
1720 (if (string-match reftex-index-phrases-phrase-regexp12 b)
1721 (progn
1722 ;; Extract macro char and phrase-or-key for b
49275d55 1723 (setq cb (match-string 1 b)
3666daf6
CD
1724 pb (downcase
1725 (or (and reftex-index-phrases-sort-prefers-entry
1726 (match-string 6 b))
1727 (match-string 3 b))))
1728 (setq c-p (string< ca cb)
1729 p-p (string< pa pb))
1730 ;; Do the right comparison, based on the value of `chars-first'
49275d55 1731 ;; `chars-first' is bound locally in the calling function
3666daf6
CD
1732 (if chars-first
1733 (if (string= ca cb) p-p c-p)
1734 (if (string= pa pb) c-p p-p)))))
7c4d13cc
CD
1735 ;; If line a does not match, the answer we return determines
1736 ;; if non-matching lines are collected at the beginning.
1737 ;; When we return t here, non-matching lines form
1738 ;; block separators for searches.
1739 (not reftex-index-phrases-sort-in-blocks))))
1740
1741(defvar reftex-index-phrases-menu)
49275d55 1742(defun reftex-index-make-phrase-regexp (phrase &optional
3666daf6 1743 as-words allow-newline)
7c4d13cc
CD
1744 "Return a regexp matching PHRASE, even if distributed over lines.
1745With optional arg AS-WORDS, require word boundary at beginning and end.
1746With optional arg ALLOW-NEWLINE, allow single newline between words."
1747 (let* ((words (split-string phrase))
3666daf6
CD
1748 (space-re (if allow-newline
1749 "\\([ \t]*\\(\n[ \t]*\\)?\\|[ \t]\\)"
1750 "\\([ \t]+\\)")))
7c4d13cc 1751 (concat (if (and as-words (string-match "\\`\\w" (car words)))
f3c18bd0 1752 "\\(\\<\\|[`']\\)" "")
49275d55 1753 (mapconcat (lambda (w) (regexp-quote
f3c18bd0
CD
1754 (if reftex-index-phrases-case-fold-search
1755 (downcase w)
1756 w)))
3666daf6 1757 words space-re)
49275d55 1758 (if (and as-words
3666daf6 1759 (string-match "\\w\\'" (nth (1- (length words)) words)))
f3c18bd0 1760 "\\(\\>\\|'\\)" ""))))
7c4d13cc
CD
1761
1762(defun reftex-index-simplify-phrase (phrase)
1763 "Make phrase single spaces and single line."
1764 (mapconcat 'identity (split-string phrase) " "))
1765
1766(defun reftex-index-phrases-find-dup-re (phrase &optional sub)
1767 "Return a regexp which matches variations of PHRASE (with additional space).
1768When SUB ins non-nil, the regexp will also match when PHRASE is a subphrase
1769of another phrase. The regexp works lonly in the phrase buffer."
1770 (concat (if sub "^\\S-?\t\\([^\t\n]*" "^\\S-?\t")
3666daf6
CD
1771 (mapconcat 'regexp-quote (split-string phrase) " +")
1772 (if sub "[^\t\n]*\\)\\([\t\n]\\|$\\)" " *\\([\t\n]\\|$\\)")))
7c4d13cc
CD
1773
1774(defun reftex-index-make-replace-string (macro-fmt match index-key
3666daf6 1775 &optional repeat mathp)
7c4d13cc
CD
1776 "Return the string which can be used as replacement.
1777Treats the logical `and' for index phrases."
1778 (let ((index-keys (split-string (or index-key match)
3666daf6 1779 reftex-index-phrases-logical-and-regexp)))
7c4d13cc 1780 (concat
49275d55
JB
1781 (mapconcat (lambda (x)
1782 (format macro-fmt
3666daf6
CD
1783 (format (if mathp reftex-index-math-format "%s") x)))
1784 index-keys "")
7c4d13cc
CD
1785 (if repeat (reftex-index-simplify-phrase match) ""))))
1786
1787(defun reftex-query-index-phrase-globally (files &rest args)
1788 "Call `reftex-query-index-phrase' for all files in FILES."
1789 (let ((win-conf (current-window-configuration))
3666daf6 1790 (file))
7c4d13cc
CD
1791 (unless files (error "No files"))
1792 (unwind-protect
3666daf6 1793 (progn
49275d55 1794 (switch-to-buffer-other-window (reftex-get-file-buffer-force
3666daf6
CD
1795 (car files)))
1796 (catch 'no-more-files
1797 (while (setq file (pop files))
1798 (switch-to-buffer (reftex-get-file-buffer-force file))
1799 (save-excursion
1800 (save-restriction
1801 (unless (stringp reftex-index-phrases-restrict-file)
1802 (widen))
1803 (goto-char (point-min))
1804 (apply 'reftex-query-index-phrase args))))))
7c4d13cc
CD
1805 (reftex-unhighlight 0)
1806 (set-window-configuration win-conf))))
1807
1808(defconst reftex-index-phrases-help
1809 " Keys for query-index search
1810 ===========================
1811y Replace this match
1812n Skip this match
1813! Replace this and all further matches in this file
1814q / Q Skip match, start next file / start next phrase
1815o Use a different indexing macro for this match
18161 - 9 Select one of the multiple phrases
1817e Edit the replacement text
1818C-r Recursive edit.
1819s / S Save this buffer / Save all document buffers
1820C-g Abort"
1821 "The help string for indexing phrases.")
1822
1823(defvar replace-count)
1824(defun reftex-query-index-phrase (phrase macro-fmt &optional
3666daf6 1825 index-key repeat as-words)
7c4d13cc
CD
1826 "Search through buffer for PHRASE, and offer to replace it with an indexed
1827version. The index version is derived by applying `format' with MACRO-FMT
1828to INDEX-KEY or PHRASE. When REPEAT is non-nil, the PHRASE is inserted
1829again after the macro.
1830AS-WORDS means, the search for PHRASE should require word boundaries at
1831both ends."
1832 (let* ((re (reftex-index-make-phrase-regexp phrase as-words 'allow-newline))
3666daf6 1833 (case-fold-search reftex-index-phrases-case-fold-search)
49275d55 1834 (index-keys (split-string
3666daf6
CD
1835 (or index-key phrase)
1836 reftex-index-phrases-logical-or-regexp))
1837 (nkeys (length index-keys))
1838 (ckey (nth 0 index-keys))
49275d55 1839 (all-yes nil)
7b07114a
CD
1840 match rpl char (beg (make-marker)) (end (make-marker)) mathp)
1841 (move-marker beg 1)
1842 (move-marker end 1)
7c4d13cc 1843 (unwind-protect
3666daf6
CD
1844 (while (re-search-forward re nil t)
1845 (catch 'next-match
f3c18bd0
CD
1846 (if (reftex-in-comment)
1847 (throw 'next-match nil))
3666daf6
CD
1848 (if (and (fboundp reftex-index-verify-function)
1849 (not (funcall reftex-index-verify-function)))
1850 (throw 'next-match nil))
1851 (setq match (match-string 0))
1852 (setq mathp
1853 (save-match-data
1854 (condition-case nil (texmathp) (error nil))))
7b07114a
CD
1855 (setq beg (move-marker beg (match-beginning 0))
1856 end (move-marker end (match-end 0)))
3666daf6
CD
1857 (if (and reftex-index-phrases-skip-indexed-matches
1858 (save-match-data
1859 (reftex-index-phrase-match-is-indexed beg
1860 end)))
1861 (throw 'next-match nil))
1862 (reftex-highlight 0 (match-beginning 0) (match-end 0))
49275d55 1863 (setq rpl
3666daf6
CD
1864 (save-match-data
1865 (reftex-index-make-replace-string
1866 macro-fmt (match-string 0) ckey repeat mathp)))
49275d55 1867 (while
3666daf6
CD
1868 (not
1869 (catch 'loop
1870 (message "REPLACE: %s? (yn!qoe%s?)"
1871 rpl
49275d55 1872 (if (> nkeys 1)
3666daf6
CD
1873 (concat "1-" (int-to-string nkeys))
1874 ""))
1875 (setq char (if all-yes ?y (read-char-exclusive)))
1876 (cond ((member char '(?y ?Y ?\ ))
1877 ;; Yes!
1878 (replace-match rpl t t)
1879 (incf replace-count)
1880 ;; See if we should insert newlines to shorten lines
1881 (and reftex-index-phrases-wrap-long-lines
1882 (reftex-index-phrases-fixup-line beg end))
1883 (throw 'loop t))
1884 ((member char '(?n ?N ?\C-h ?\C-?));; FIXME: DEL
1885 ;; No
1886 (throw 'loop t))
1887 ((equal char ?!)
1888 ;; Yes for all in this buffer
1889 (setq all-yes t))
1890 ((equal char ?q)
1891 ;; Stop this one in this file
1892 (goto-char (point-max))
1893 (throw 'loop t))
1894 ((equal char ?Q)
1895 ;; Stop this one
1896 (throw 'no-more-files t))
1897 ((equal char ?s)
1898 (save-buffer))
1899 ((equal char ?S)
1900 (reftex-save-all-document-buffers))
1901 ((equal char ?\C-g)
1902 (keyboard-quit))
1903 ((member char '(?o ?O))
1904 ;; Select a differnt macro
1905 (let* ((nc (reftex-index-select-phrases-macro 2))
49275d55 1906 (macro-data
3666daf6
CD
1907 (cdr (assoc nc reftex-index-phrases-macro-data)))
1908 (macro-fmt (car macro-data))
1909 (repeat (nth 1 macro-data)))
1910 (if macro-data
1911 (setq rpl (save-match-data
1912 (reftex-index-make-replace-string
1913 macro-fmt match
1914 ckey repeat mathp)))
1915 (ding))))
1916 ((equal char ?\?)
1917 ;; Help
1918 (with-output-to-temp-buffer "*Help*"
1919 (princ reftex-index-phrases-help)))
1920 ((equal char ?\C-r)
1921 ;; Recursive edit
1922 (save-match-data
1923 (save-excursion
49275d55 1924 (message "%s"
3666daf6
CD
1925 (substitute-command-keys
1926 "Recursive edit. Resume with \\[exit-recursive-edit]"))
1927 (recursive-edit))))
1928 ((equal char ?e)
1929 (setq rpl (read-string "Edit: " rpl)))
1930 ((equal char ?0)
1931 (setq ckey (or index-key phrase)
1932 rpl (save-match-data
1933 (reftex-index-make-replace-string
1934 macro-fmt match ckey repeat mathp))))
1935 ((and (> char ?0)
1936 (<= char (+ ?0 nkeys)))
1937 (setq ckey (nth (1- (- char ?0)) index-keys)
1938 rpl (save-match-data
1939 (reftex-index-make-replace-string
1940 macro-fmt match ckey repeat mathp))))
1941 (t (ding)))
1942 nil)))))
7c4d13cc 1943 (message "")
7b07114a
CD
1944 (move-marker beg nil)
1945 (move-marker end nil)
7c4d13cc
CD
1946 (setq all-yes nil)
1947 (reftex-unhighlight 0))))
1948
1949(defun reftex-index-phrase-match-is-indexed (beg end)
f3c18bd0 1950 ;; Check if match is in an argument of an index macro, or if an
3666daf6 1951 ;; index macro is directly attached to the match.
7c4d13cc
CD
1952 (save-excursion
1953 (goto-char end)
3666daf6 1954 (let* ((all-macros (reftex-what-macro t))
7b07114a 1955; (this-macro (car (car all-macros)))
3666daf6
CD
1956 (before-macro
1957 (and (> beg 2)
1958 (goto-char (1- beg))
1959 (memq (char-after (point)) '(?\] ?\}))
1960 (car (reftex-what-macro 1))))
1961 (after-macro
1962 (and (goto-char end)
1963 (looking-at "\\(\\\\[a-zA-Z]+\\*?\\)[[{]")
1964 (match-string 1)))
1965 macro)
1966 (or (catch 'matched
1967 (while (setq macro (pop all-macros))
1968 (if (member (car macro) reftex-macros-with-index)
1969 (throw 'matched t)))
1970 nil)
1971 (and before-macro
1972 (member before-macro reftex-macros-with-index))
1973 (and after-macro
1974 (member after-macro reftex-macros-with-index))))))
db95369b 1975
7c4d13cc
CD
1976(defun reftex-index-phrases-fixup-line (beg end)
1977 "Insert newlines before BEG and/or after END to shorten line."
1978 (let (bol eol space1 space2)
1979 (save-excursion
1980 ;; Find line boundaries and possible line breaks near BEG and END
1981 (beginning-of-line)
1982 (setq bol (point))
1983 (end-of-line)
1984 (setq eol (point))
1985 (goto-char beg)
1986 (skip-chars-backward "^ \n")
1987 (if (and (equal (preceding-char) ?\ )
3666daf6
CD
1988 (string-match "\\S-" (buffer-substring bol (point))))
1989 (setq space1 (1- (point))))
7c4d13cc
CD
1990 (goto-char end)
1991 (skip-chars-forward "^ \n")
1992 (if (and (equal (following-char) ?\ )
3666daf6
CD
1993 (string-match "\\S-" (buffer-substring (point) eol)))
1994 (setq space2 (point)))
7c4d13cc
CD
1995 ;; Now check what we have and insert the newlines
1996 (if (<= (- eol bol) fill-column)
3666daf6
CD
1997 ;; Line is already short
1998 nil
1999 (cond
2000 ((and (not space1) (not space2))) ; No spaces available
2001 ((not space2) ; Do space1
2002 (reftex-index-phrases-replace-space space1))
2003 ((not space1) ; Do space2
2004 (reftex-index-phrases-replace-space space2))
2005 (t ; We have both spaces
2006 (let ((l1 (- space1 bol))
2007 (l2 (- space2 space1))
2008 (l3 (- eol space2)))
2009 (if (> l2 fill-column)
2010 ;; The central part alone is more than one line
2011 (progn
2012 (reftex-index-phrases-replace-space space1)
2013 (reftex-index-phrases-replace-space space2))
2014 (if (> (+ l1 l2) fill-column)
2015 ;; Need to split beginning
2016 (reftex-index-phrases-replace-space space1))
2017 (if (> (+ l2 l3) fill-column)
2018 ;; Need to split end
2019 (reftex-index-phrases-replace-space space2))))))))))
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2020
2021(defun reftex-index-phrases-replace-space (pos)
2022 "If there is a space at POS, replace it with a newline char.
2023Does not do a save-excursion."
2024 (when (equal (char-after pos) ?\ )
2025 (goto-char pos)
2026 (delete-char 1)
2027 (insert "\n")))
2028
2029(defun reftex-index-select-phrases-macro (&optional delay)
2030 "Offer a list of possible index macros and have the user select one."
2031 (let* ((prompt (concat "Select macro: ["
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2032 (mapconcat (lambda (x) (char-to-string (car x)))
2033 reftex-index-phrases-macro-data "")
2034 "] "))
2035 (help (concat "Select an indexing macro\n========================\n"
2036 (mapconcat (lambda (x)
2037 (format " [%c] %s"
2038 (car x) (nth 1 x)))
2039 reftex-index-phrases-macro-data "\n"))))
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2040 (reftex-select-with-char prompt help delay)))
2041
2042;; Keybindings and Menu for phrases buffer
2043
2044(loop for x in
2045 '(("\C-c\C-c" . reftex-index-phrases-save-and-return)
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2046 ("\C-c\C-x" . reftex-index-this-phrase)
2047 ("\C-c\C-f" . reftex-index-next-phrase)
2048 ("\C-c\C-r" . reftex-index-region-phrases)
2049 ("\C-c\C-a" . reftex-index-all-phrases)
2050 ("\C-c\C-d" . reftex-index-remaining-phrases)
2051 ("\C-c\C-s" . reftex-index-sort-phrases)
2052 ("\C-c\C-n" . reftex-index-new-phrase)
2053 ("\C-c\C-m" . reftex-index-phrases-set-macro-key)
2054 ("\C-c\C-i" . reftex-index-phrases-info)
2055 ("\C-c\C-t" . reftex-index-find-next-conflict-phrase)
2056 ("\C-i" . self-insert-command))
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2057 do (define-key reftex-index-phrases-map (car x) (cdr x)))
2058
49275d55 2059(easy-menu-define
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2060 reftex-index-phrases-menu reftex-index-phrases-map
2061 "Menu for Phrases buffer"
2062 '("Phrases"
2063 ["New Phrase" reftex-index-new-phrase t]
2064 ["Set Phrase Macro" reftex-index-phrases-set-macro-key t]
2065 ["Recreate File Header" reftex-index-initialize-phrases-buffer t]
2066 "--"
2067 ("Sort Phrases"
2068 ["Sort" reftex-index-sort-phrases t]
2069 "--"
2070 "Sort Options"
2071 ["by Search Phrase" (setq reftex-index-phrases-sort-prefers-entry nil)
2072 :style radio :selected (not reftex-index-phrases-sort-prefers-entry)]
2073 ["by Index Entry" (setq reftex-index-phrases-sort-prefers-entry t)
2074 :style radio :selected reftex-index-phrases-sort-prefers-entry]
2075 ["in Blocks" (setq reftex-index-phrases-sort-in-blocks
3666daf6 2076 (not reftex-index-phrases-sort-in-blocks))
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2077 :style toggle :selected reftex-index-phrases-sort-in-blocks])
2078 ["Describe Phrase" reftex-index-phrases-info t]
2079 ["Next Phrase Conflict" reftex-index-find-next-conflict-phrase t]
2080 "--"
2081 ("Find and Index in Document"
2082 ["Current Phrase" reftex-index-this-phrase t]
2083 ["Next Phrase" reftex-index-next-phrase t]
2084 ["Current and Following" reftex-index-remaining-phrases t]
2085 ["Region Phrases" reftex-index-region-phrases t]
2086 ["All Phrases" reftex-index-all-phrases t]
2087 "--"
2088 "Options"
2089 ["Match Whole Words" (setq reftex-index-phrases-search-whole-words
3666daf6 2090 (not reftex-index-phrases-search-whole-words))
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2091 :style toggle :selected reftex-index-phrases-search-whole-words]
2092 ["Case Sensitive Search" (setq reftex-index-phrases-case-fold-search
3666daf6 2093 (not reftex-index-phrases-case-fold-search))
7c4d13cc 2094 :style toggle :selected (not
3666daf6 2095 reftex-index-phrases-case-fold-search)]
7c4d13cc 2096 ["Wrap Long Lines" (setq reftex-index-phrases-wrap-long-lines
3666daf6 2097 (not reftex-index-phrases-wrap-long-lines))
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2098 :style toggle :selected reftex-index-phrases-wrap-long-lines]
2099 ["Skip Indexed Matches" (setq reftex-index-phrases-skip-indexed-matches
3666daf6 2100 (not reftex-index-phrases-skip-indexed-matches))
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2101 :style toggle :selected reftex-index-phrases-skip-indexed-matches])
2102 "--"
2103 ["Save and Return" reftex-index-phrases-save-and-return t]))
2104
2105
cbee283d 2106;; arch-tag: 4b2362af-c156-42c1-8932-ea2823e205c1
1a9461d0 2107;;; reftex-index.el ends here