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3afbc435 | 1 | ;;; reftex-toc.el --- RefTeX's table of contents mode |
9f286482 | 2 | ;; Copyright (c) 1997, 1998, 1999, 2000 Free Software Foundation, Inc. |
3ba2590f | 3 | |
3afbc435 | 4 | ;; Author: Carsten Dominik <dominik@strw.LeidenUniv.nl> |
70d797cd | 5 | ;; Version: 4.16 |
3ba2590f RS |
6 | |
7 | ;; This file is part of GNU Emacs. | |
8 | ||
9 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
10 | ;; it under the terms of the GNU General Public License as published by | |
11 | ;; the Free Software Foundation; either version 2, or (at your option) | |
12 | ;; any later version. | |
13 | ||
14 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
15 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | ;; GNU General Public License for more details. | |
18 | ||
19 | ;; You should have received a copy of the GNU General Public License | |
20 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
21 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
22 | ;; Boston, MA 02111-1307, USA. | |
1a9461d0 | 23 | |
3afbc435 PJ |
24 | ;;; Commentary: |
25 | ||
26 | ;;; Code: | |
27 | ||
7c4d13cc | 28 | (eval-when-compile (require 'cl)) |
1a9461d0 CD |
29 | (provide 'reftex-toc) |
30 | (require 'reftex) | |
31 | ;;; | |
32 | ||
33 | (defvar reftex-toc-map (make-sparse-keymap) | |
34 | "Keymap used for *toc* buffer.") | |
35 | ||
36 | (defvar reftex-toc-menu) | |
37 | ||
38 | (defun reftex-toc-mode () | |
39 | "Major mode for managing Table of Contents for LaTeX files. | |
40 | This buffer was created with RefTeX. | |
41 | Press `?' for a summary of important key bindings. | |
42 | ||
43 | Here are all local bindings. | |
44 | ||
45 | \\{reftex-toc-map}" | |
46 | (interactive) | |
47 | (kill-all-local-variables) | |
48 | (setq major-mode 'reftex-toc-mode | |
49 | mode-name "TOC") | |
50 | (use-local-map reftex-toc-map) | |
51 | (set (make-local-variable 'revert-buffer-function) 'reftex-toc-revert) | |
52 | (set (make-local-variable 'reftex-toc-include-labels-indicator) "") | |
7c4d13cc CD |
53 | (set (make-local-variable 'reftex-toc-max-level-indicator) |
54 | (if (= reftex-toc-max-level 100) | |
55 | "ALL" | |
56 | (int-to-string reftex-toc-max-level))) | |
1a9461d0 CD |
57 | (setq mode-line-format |
58 | (list "---- " 'mode-line-buffer-identification | |
59 | " " 'global-mode-string " (" mode-name ")" | |
60 | " L<" 'reftex-toc-include-labels-indicator ">" | |
61 | " I<" 'reftex-toc-include-index-indicator ">" | |
7c4d13cc | 62 | " T<" 'reftex-toc-max-level-indicator ">" |
1a9461d0 CD |
63 | " -%-")) |
64 | (setq truncate-lines t) | |
65 | (make-local-hook 'post-command-hook) | |
66 | (make-local-hook 'pre-command-hook) | |
67 | (make-local-variable 'reftex-last-follow-point) | |
68 | (add-hook 'post-command-hook 'reftex-toc-post-command-hook nil t) | |
69 | (add-hook 'pre-command-hook 'reftex-toc-pre-command-hook nil t) | |
70 | (easy-menu-add reftex-toc-menu reftex-toc-map) | |
71 | (run-hooks 'reftex-toc-mode-hook)) | |
72 | ||
73 | (defvar reftex-last-toc-file nil | |
74 | "Stores the file name from which `reftex-toc' was called. For redo command.") | |
75 | ||
76 | (defvar reftex-last-window-height nil) | |
77 | (defvar reftex-toc-include-labels-indicator nil) | |
78 | (defvar reftex-toc-include-index-indicator nil) | |
7c4d13cc | 79 | (defvar reftex-toc-max-level-indicator nil) |
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80 | |
81 | (defvar reftex-toc-return-marker (make-marker) | |
82 | "Marker which makes it possible to return from toc to old position.") | |
83 | ||
84 | (defconst reftex-toc-help | |
85 | " AVAILABLE KEYS IN TOC BUFFER | |
86 | ============================ | |
87 | n / p next-line / previous-line | |
88 | SPC Show the corresponding location of the LaTeX document. | |
89 | TAB Goto the location and keep the *toc* window. | |
90 | RET Goto the location and hide the *toc* window (also on mouse-2). | |
91 | C-c > Display Index. With prefix arg, restrict index to current section. | |
92 | q / k Hide/Kill *toc* buffer, return to position of reftex-toc command. | |
93 | l i c F Toggle display of [l]abels, [i]ndex, [c]ontext, [F]ile borders. | |
7c4d13cc | 94 | t Change maximum toc depth (e.g. `3 t' hides levels greater than 3). |
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95 | f / g Toggle follow mode on and off / Refresh *toc* buffer. |
96 | r / C-u r Reparse the LaTeX document / Reparse entire LaTeX document. | |
97 | . In other window, show position from where `reftex-toc' was called. | |
70d797cd CD |
98 | x Switch to TOC of external document (with LaTeX package `xr'). |
99 | z Jump to a specific section (e.g. '3 z' goes to section 3") | |
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100 | |
101 | (defun reftex-toc (&optional rebuild) | |
102 | "Show the table of contents for the current document. | |
103 | When called with a raw C-u prefix, rescan the document first." | |
104 | ||
105 | (interactive) | |
106 | ||
107 | (if (or (not (string= reftex-last-toc-master (reftex-TeX-master-file))) | |
108 | current-prefix-arg) | |
109 | (reftex-erase-buffer "*toc*")) | |
110 | ||
111 | (setq reftex-last-toc-file (buffer-file-name)) | |
112 | (setq reftex-last-toc-master (reftex-TeX-master-file)) | |
113 | ||
114 | (set-marker reftex-toc-return-marker (point)) | |
115 | ||
116 | ;; If follow mode is active, arrange to delay it one command | |
117 | (if reftex-toc-follow-mode | |
118 | (setq reftex-toc-follow-mode 1)) | |
119 | ||
120 | (and reftex-toc-include-index-entries | |
121 | (reftex-ensure-index-support)) | |
122 | (or reftex-support-index | |
123 | (setq reftex-toc-include-index-entries nil)) | |
124 | ||
125 | ;; Ensure access to scanning info and rescan buffer if prefix are is '(4) | |
126 | (reftex-access-scan-info current-prefix-arg) | |
127 | ||
128 | (let* ((this-buf (current-buffer)) | |
129 | (docstruct-symbol reftex-docstruct-symbol) | |
130 | (xr-data (assq 'xr (symbol-value reftex-docstruct-symbol))) | |
131 | (xr-alist (cons (cons "" (buffer-file-name)) (nth 1 xr-data))) | |
132 | (here-I-am (if rebuild | |
133 | (get 'reftex-toc :reftex-data) | |
134 | (car (reftex-where-am-I)))) | |
135 | offset) | |
136 | ||
137 | (if (get-buffer-window "*toc*") | |
138 | (select-window (get-buffer-window "*toc*")) | |
139 | (when (or (not reftex-toc-keep-other-windows) | |
140 | (< (window-height) (* 2 window-min-height))) | |
141 | (delete-other-windows)) | |
142 | (setq reftex-last-window-height (window-height)) ; remember | |
143 | (split-window) | |
144 | (let ((default-major-mode 'reftex-toc-mode)) | |
145 | (switch-to-buffer "*toc*"))) | |
146 | ||
147 | (or (eq major-mode 'reftex-toc-mode) (reftex-toc-mode)) | |
148 | (set (make-local-variable 'reftex-docstruct-symbol) docstruct-symbol) | |
149 | (setq reftex-toc-include-labels-indicator | |
150 | (if (eq reftex-toc-include-labels t) | |
151 | "ALL" | |
152 | reftex-toc-include-labels)) | |
153 | (setq reftex-toc-include-index-indicator | |
154 | (if (eq reftex-toc-include-index-entries t) | |
155 | "ALL" | |
156 | reftex-toc-include-index-entries)) | |
157 | ||
158 | (cond | |
159 | ((= (buffer-size) 0) | |
160 | ;; buffer is empty - fill it with the table of contents | |
161 | (message "Building *toc* buffer...") | |
162 | ||
163 | (setq buffer-read-only nil) | |
164 | (insert (format | |
165 | "TABLE-OF-CONTENTS on %s | |
166 | SPC=view TAB=goto RET=goto+hide [q]uit [r]escan [l]abels [f]ollow [x]r [?]Help | |
167 | ------------------------------------------------------------------------------ | |
168 | " (abbreviate-file-name reftex-last-toc-master))) | |
169 | ||
170 | (if (reftex-use-fonts) | |
171 | (put-text-property 1 (point) 'face reftex-toc-header-face)) | |
172 | (put-text-property 1 (point) 'intangible t) | |
173 | (put-text-property 1 2 'xr-alist xr-alist) | |
174 | ||
175 | (setq offset | |
176 | (reftex-insert-docstruct | |
177 | this-buf | |
178 | t ; include toc | |
179 | reftex-toc-include-labels | |
180 | reftex-toc-include-index-entries | |
181 | reftex-toc-include-file-boundaries | |
182 | reftex-toc-include-context | |
183 | nil ; counter | |
184 | nil ; commented | |
185 | here-I-am | |
186 | "" ; xr-prefix | |
187 | t ; a toc buffer | |
188 | )) | |
189 | ||
190 | (run-hooks 'reftex-display-copied-context-hook) | |
191 | (message "Building *toc* buffer...done.") | |
192 | (setq buffer-read-only t)) | |
193 | (t | |
194 | ;; Only compute the offset | |
195 | (setq offset | |
196 | (or (reftex-get-offset this-buf here-I-am | |
197 | (if reftex-toc-include-labels " " nil) | |
198 | t | |
199 | reftex-toc-include-index-entries | |
200 | reftex-toc-include-file-boundaries) | |
201 | (reftex-last-assoc-before-elt | |
202 | 'toc here-I-am | |
203 | (symbol-value reftex-docstruct-symbol)))) | |
204 | (put 'reftex-toc :reftex-line 3) | |
205 | (goto-line 3) | |
206 | (beginning-of-line))) | |
207 | ||
208 | ;; Find the correct starting point | |
209 | (reftex-find-start-point (point) offset (get 'reftex-toc :reftex-line)) | |
210 | (setq reftex-last-follow-point (point)))) | |
211 | ||
212 | (defun reftex-toc-pre-command-hook () | |
213 | ;; used as pre command hook in *toc* buffer | |
214 | (reftex-unhighlight 0) | |
215 | (reftex-unhighlight 1)) | |
216 | ||
217 | (defun reftex-toc-post-command-hook () | |
218 | ;; used in the post-command-hook for the *toc* buffer | |
219 | (when (get-text-property (point) :data) | |
220 | (put 'reftex-toc :reftex-data (get-text-property (point) :data)) | |
221 | (and (> (point) 1) | |
222 | (not (get-text-property (point) 'intangible)) | |
223 | (memq reftex-highlight-selection '(cursor both)) | |
224 | (reftex-highlight 1 | |
225 | (or (previous-single-property-change (1+ (point)) :data) | |
226 | (point-min)) | |
227 | (or (next-single-property-change (point) :data) | |
228 | (point-max))))) | |
229 | (if (integerp reftex-toc-follow-mode) | |
230 | ;; remove delayed action | |
231 | (setq reftex-toc-follow-mode t) | |
232 | (and reftex-toc-follow-mode | |
233 | (not (equal reftex-last-follow-point (point))) | |
234 | ;; show context in other window | |
235 | (setq reftex-last-follow-point (point)) | |
236 | (condition-case nil | |
237 | (reftex-toc-visit-location nil (not reftex-revisit-to-follow)) | |
238 | (error t))))) | |
239 | ||
240 | (defun reftex-re-enlarge () | |
241 | ;; Enlarge windiw to a remembered size | |
242 | (enlarge-window | |
243 | (max 0 (- (or reftex-last-window-height (window-height)) | |
244 | (window-height))))) | |
245 | ||
246 | (defun reftex-toc-show-help () | |
247 | "Show a summary of special key bindings." | |
248 | (interactive) | |
249 | (with-output-to-temp-buffer "*RefTeX Help*" | |
250 | (princ reftex-toc-help)) | |
251 | (reftex-enlarge-to-fit "*RefTeX Help*" t) | |
252 | ;; If follow mode is active, arrange to delay it one command | |
253 | (if reftex-toc-follow-mode | |
254 | (setq reftex-toc-follow-mode 1))) | |
255 | ||
256 | (defun reftex-toc-next (&optional arg) | |
257 | "Move to next selectable item." | |
258 | (interactive "p") | |
259 | (setq reftex-callback-fwd t) | |
260 | (or (eobp) (forward-char 1)) | |
261 | (goto-char (or (next-single-property-change (point) :data) | |
262 | (point)))) | |
263 | (defun reftex-toc-previous (&optional arg) | |
264 | "Move to previous selectable item." | |
265 | (interactive "p") | |
266 | (setq reftex-callback-fwd nil) | |
267 | (goto-char (or (previous-single-property-change (point) :data) | |
268 | (point)))) | |
269 | (defun reftex-toc-next-heading (&optional arg) | |
270 | "Move to next table of contentes line." | |
271 | (interactive "p") | |
272 | (end-of-line) | |
273 | (re-search-forward "^ " nil t arg) | |
274 | (beginning-of-line)) | |
275 | (defun reftex-toc-previous-heading (&optional arg) | |
276 | "Move to previous table of contentes line." | |
277 | (interactive "p") | |
278 | (re-search-backward "^ " nil t arg)) | |
279 | (defun reftex-toc-toggle-follow () | |
280 | "Toggle follow (other window follows with context)." | |
281 | (interactive) | |
282 | (setq reftex-last-follow-point -1) | |
283 | (setq reftex-toc-follow-mode (not reftex-toc-follow-mode))) | |
284 | (defun reftex-toc-toggle-file-boundary () | |
285 | "Toggle inclusion of file boundaries in *toc* buffer." | |
286 | (interactive) | |
287 | (setq reftex-toc-include-file-boundaries | |
288 | (not reftex-toc-include-file-boundaries)) | |
289 | (reftex-toc-revert)) | |
290 | (defun reftex-toc-toggle-labels (arg) | |
291 | "Toggle inclusion of labels in *toc* buffer. | |
292 | With prefix ARG, prompt for a label type and include only labels of | |
293 | that specific type." | |
294 | (interactive "P") | |
295 | (setq reftex-toc-include-labels | |
296 | (if arg (reftex-query-label-type) | |
297 | (not reftex-toc-include-labels))) | |
298 | (reftex-toc-revert)) | |
299 | (defun reftex-toc-toggle-index (arg) | |
300 | "Toggle inclusion of index in *toc* buffer. | |
301 | With prefix arg, prompt for an index tag and include only entries of that | |
302 | specific index." | |
303 | (interactive "P") | |
304 | (setq reftex-toc-include-index-entries | |
305 | (if arg (reftex-index-select-tag) | |
306 | (not reftex-toc-include-index-entries))) | |
307 | (reftex-toc-revert)) | |
308 | (defun reftex-toc-toggle-context () | |
309 | "Toggle inclusion of label context in *toc* buffer. | |
310 | Label context is only displayed when the labels are there as well." | |
311 | (interactive) | |
312 | (setq reftex-toc-include-context (not reftex-toc-include-context)) | |
313 | (reftex-toc-revert)) | |
7c4d13cc CD |
314 | (defun reftex-toc-max-level (arg) |
315 | "Set the maximum level of toc lines in this buffer to value of prefix ARG. | |
316 | When no prefix is given, set the max level to a large number, so that all | |
317 | levels are shown. For eaxample, to set the level to 3, type `3 m'." | |
318 | (interactive "P") | |
319 | (setq reftex-toc-max-level (if arg | |
320 | (prefix-numeric-value arg) | |
321 | 100)) | |
322 | (setq reftex-toc-max-level-indicator | |
323 | (if arg (int-to-string reftex-toc-max-level) "ALL")) | |
324 | (reftex-toc-revert)) | |
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325 | (defun reftex-toc-view-line () |
326 | "View document location in other window." | |
327 | (interactive) | |
328 | (reftex-toc-visit-location)) | |
329 | (defun reftex-toc-goto-line-and-hide () | |
330 | "Go to document location in other window. Hide the *toc* window." | |
331 | (interactive) | |
332 | (reftex-toc-visit-location 'hide)) | |
333 | (defun reftex-toc-goto-line () | |
334 | "Go to document location in other window. *toc* window stays." | |
335 | (interactive) | |
336 | (reftex-toc-visit-location t)) | |
337 | (defun reftex-toc-mouse-goto-line-and-hide (ev) | |
338 | "Go to document location in other window. Hide the *toc* window." | |
339 | (interactive "e") | |
340 | (mouse-set-point ev) | |
341 | (reftex-toc-visit-location 'hide)) | |
342 | (defun reftex-toc-show-calling-point () | |
343 | "Show point where reftex-toc was called from." | |
344 | (interactive) | |
345 | (let ((this-window (selected-window))) | |
346 | (unwind-protect | |
347 | (progn | |
348 | (switch-to-buffer-other-window | |
349 | (marker-buffer reftex-toc-return-marker)) | |
350 | (goto-char (marker-position reftex-toc-return-marker)) | |
351 | (recenter '(4))) | |
352 | (select-window this-window)))) | |
353 | (defun reftex-toc-quit () | |
354 | "Hide the *toc* window and do not move point." | |
355 | (interactive) | |
356 | (or (one-window-p) (delete-window)) | |
357 | (switch-to-buffer (marker-buffer reftex-toc-return-marker)) | |
358 | (reftex-re-enlarge) | |
359 | (goto-char (or (marker-position reftex-toc-return-marker) (point)))) | |
360 | (defun reftex-toc-quit-and-kill () | |
361 | "Kill the *toc* buffer." | |
362 | (interactive) | |
363 | (kill-buffer "*toc*") | |
364 | (or (one-window-p) (delete-window)) | |
365 | (switch-to-buffer (marker-buffer reftex-toc-return-marker)) | |
366 | (reftex-re-enlarge) | |
367 | (goto-char (marker-position reftex-toc-return-marker))) | |
368 | (defun reftex-toc-display-index (&optional arg) | |
369 | "Display the index buffer for the current document. | |
370 | This works just like `reftex-display-index' from a LaTeX buffer. | |
371 | With prefix arg 1, restrict index to the section at point." | |
372 | (interactive "P") | |
373 | (let ((data (get-text-property (point) :data)) | |
374 | (docstruct (symbol-value reftex-docstruct-symbol)) | |
375 | bor eor restr) | |
376 | (when (equal arg 2) | |
377 | (setq bor (reftex-last-assoc-before-elt 'toc data docstruct) | |
378 | eor (assoc 'toc (cdr (memq bor docstruct))) | |
379 | restr (list (nth 6 bor) bor eor))) | |
380 | (reftex-toc-goto-line) | |
381 | (reftex-display-index (if restr nil arg) restr))) | |
382 | (defun reftex-toc-rescan (&rest ignore) | |
383 | "Regenerate the *toc* buffer by reparsing file of section at point." | |
384 | (interactive) | |
385 | (if (and reftex-enable-partial-scans | |
386 | (null current-prefix-arg)) | |
387 | (let* ((data (get-text-property (point) :data)) | |
388 | (what (car data)) | |
389 | (file (cond ((eq what 'toc) (nth 3 data)) | |
390 | ((memq what '(eof bof file-error)) (nth 1 data)) | |
391 | ((stringp what) (nth 3 data)) | |
392 | ((eq what 'index) (nth 3 data)))) | |
393 | (line (+ (count-lines (point-min) (point)) (if (bolp) 1 0)))) | |
394 | (if (not file) | |
395 | (error "Don't know which file to rescan. Try `C-u r'") | |
396 | (put 'reftex-toc :reftex-line line) | |
397 | (switch-to-buffer-other-window | |
398 | (reftex-get-file-buffer-force file)) | |
399 | (setq current-prefix-arg '(4)) | |
400 | (reftex-toc t))) | |
401 | (reftex-toc-Rescan)) | |
402 | (reftex-kill-temporary-buffers)) | |
403 | (defun reftex-toc-Rescan (&rest ignore) | |
404 | "Regenerate the *toc* buffer by reparsing the entire document." | |
405 | (interactive) | |
406 | (switch-to-buffer-other-window | |
407 | (reftex-get-file-buffer-force reftex-last-toc-file)) | |
408 | (setq current-prefix-arg '(16)) | |
409 | (reftex-toc t)) | |
410 | (defun reftex-toc-revert (&rest ignore) | |
411 | "Regenerate the *toc* from the internal lists." | |
412 | (interactive) | |
413 | (switch-to-buffer-other-window | |
414 | (reftex-get-file-buffer-force reftex-last-toc-file)) | |
415 | (reftex-erase-buffer "*toc*") | |
416 | (setq current-prefix-arg nil) | |
417 | (reftex-toc t)) | |
418 | (defun reftex-toc-external (&rest ignore) | |
419 | "Switch to table of contents of an external document." | |
420 | (interactive) | |
421 | (let* ((old-buf (current-buffer)) | |
422 | (xr-alist (get-text-property 1 'xr-alist)) | |
423 | (xr-index (reftex-select-external-document | |
424 | xr-alist 0))) | |
425 | (switch-to-buffer-other-window (or (reftex-get-file-buffer-force | |
426 | (cdr (nth xr-index xr-alist))) | |
427 | (error "Cannot switch document"))) | |
428 | (reftex-toc) | |
429 | (if (equal old-buf (current-buffer)) | |
430 | (message "") | |
431 | (message "Switched document")))) | |
432 | ||
70d797cd CD |
433 | (defun reftex-toc-jump (arg) |
434 | "Jump to a specific section. E.g. '3 z' jumps to section 3. | |
435 | Useful for large TOC's." | |
436 | (interactive "P") | |
437 | (goto-char (point-min)) | |
438 | (re-search-forward | |
439 | (concat "^ *" (number-to-string (if (numberp arg) arg 1)) " ") | |
440 | nil t) | |
441 | (beginning-of-line)) | |
442 | ||
1a9461d0 CD |
443 | (defun reftex-toc-visit-location (&optional final no-revisit) |
444 | ;; Visit the tex file corresponding to the toc entry on the current line. | |
445 | ;; If FINAL is t, stay there | |
446 | ;; If FINAL is 'hide, hide the *toc* window. | |
447 | ;; Otherwise, move cursor back into *toc* window. | |
448 | ;; NO-REVISIT means don't visit files, just use live biffers. | |
449 | ;; This function is pretty clever about finding back a section heading, | |
450 | ;; even if the buffer is not live, or things like outline, x-symbol etc. | |
451 | ;; have been active. | |
452 | ||
453 | (let* ((toc (get-text-property (point) :data)) | |
454 | (toc-window (selected-window)) | |
455 | show-window show-buffer match) | |
456 | ||
457 | (unless toc (error "Don't know which toc line to visit")) | |
458 | ||
459 | (cond | |
460 | ||
461 | ((eq (car toc) 'toc) | |
462 | ;; a toc entry | |
463 | (setq match (reftex-toc-find-section toc no-revisit))) | |
464 | ||
465 | ((eq (car toc) 'index) | |
466 | ;; an index entry | |
467 | (setq match (reftex-index-show-entry toc no-revisit))) | |
468 | ||
469 | ((memq (car toc) '(bof eof)) | |
470 | ;; A file entry | |
471 | (setq match | |
472 | (let ((where (car toc)) | |
473 | (file (nth 1 toc))) | |
474 | (if (or (not no-revisit) (reftex-get-buffer-visiting file)) | |
475 | (progn | |
476 | (switch-to-buffer-other-window | |
477 | (reftex-get-file-buffer-force file nil)) | |
478 | (goto-char (if (eq where 'bof) (point-min) (point-max)))) | |
479 | (message reftex-no-follow-message) nil)))) | |
480 | ||
481 | ((stringp (car toc)) | |
482 | ;; a label | |
483 | (setq match (reftex-show-label-location toc reftex-callback-fwd | |
484 | no-revisit t)))) | |
485 | ||
486 | (setq show-window (selected-window) | |
487 | show-buffer (current-buffer)) | |
488 | ||
489 | (unless match | |
490 | (select-window toc-window) | |
491 | (error "Cannot find location")) | |
492 | ||
493 | (select-window toc-window) | |
494 | ||
495 | ;; use the `final' parameter to decide what to do next | |
496 | (cond | |
497 | ((eq final t) | |
498 | (reftex-unhighlight 0) | |
499 | (select-window show-window)) | |
500 | ((eq final 'hide) | |
501 | (reftex-unhighlight 0) | |
502 | (or (one-window-p) (delete-window)) | |
503 | (switch-to-buffer show-buffer) | |
504 | (reftex-re-enlarge)) | |
505 | (t nil)))) | |
506 | ||
507 | (defun reftex-toc-find-section (toc &optional no-revisit) | |
508 | (let* ((file (nth 3 toc)) | |
509 | (marker (nth 4 toc)) | |
510 | (level (nth 5 toc)) | |
511 | (literal (nth 7 toc)) | |
512 | (emergency-point (nth 8 toc)) | |
513 | (match | |
514 | (cond | |
515 | ((and (markerp marker) (marker-buffer marker)) | |
516 | ;; Buffer is still live and we have the marker. Should be easy. | |
517 | (switch-to-buffer-other-window (marker-buffer marker)) | |
518 | (goto-char (marker-position marker)) | |
519 | (or (looking-at (regexp-quote literal)) | |
520 | (looking-at (reftex-make-regexp-allow-for-ctrl-m literal)) | |
521 | (looking-at (reftex-make-desperate-section-regexp literal)) | |
522 | (looking-at (concat "\\\\" | |
523 | (regexp-quote | |
524 | (car | |
525 | (rassq level | |
526 | reftex-section-levels-all))) | |
7c4d13cc | 527 | "[[{]?")))) |
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528 | ((or (not no-revisit) |
529 | (reftex-get-buffer-visiting file)) | |
530 | ;; Marker is lost. Use the backup method. | |
531 | (switch-to-buffer-other-window | |
532 | (reftex-get-file-buffer-force file nil)) | |
533 | (goto-char (or emergency-point (point-min))) | |
534 | (or (looking-at (regexp-quote literal)) | |
535 | (let ((len (length literal))) | |
536 | (or (reftex-nearest-match (regexp-quote literal) len) | |
537 | (reftex-nearest-match | |
538 | (reftex-make-regexp-allow-for-ctrl-m literal) len) | |
539 | (reftex-nearest-match | |
540 | (reftex-make-desperate-section-regexp literal) len))))) | |
541 | (t (message reftex-no-follow-message) nil)))) | |
542 | (when match | |
543 | (goto-char (match-beginning 0)) | |
544 | (if (not (= (point) (point-max))) (recenter 1)) | |
545 | (reftex-highlight 0 (match-beginning 0) (match-end 0) (current-buffer))) | |
546 | match)) | |
547 | ||
548 | (defun reftex-make-desperate-section-regexp (old) | |
549 | ;; Return a regexp which will still match a section statement even if | |
550 | ;; x-symbol or isotex or the like have been at work in the mean time. | |
551 | (let* ((n (1+ (string-match "[[{]" old))) | |
552 | (new (regexp-quote (substring old 0 (1+ (string-match "[[{]" old))))) | |
553 | (old (substring old n))) | |
554 | (while (string-match | |
555 | "\\([\r\n]\\)\\|\\(\\`\\|[ \t\n\r]\\)\\([a-zA-Z0-9]+\\)\\([ \t\n\r]\\|}\\'\\)" | |
556 | old) | |
557 | (if (match-beginning 1) | |
558 | (setq new (concat new "[^\n\r]*[\n\r]")) | |
559 | (setq new (concat new "[^\n\r]*" (match-string 3 old)))) | |
560 | (setq old (substring old (match-end 0)))) | |
561 | new)) | |
562 | ||
563 | ;; Table of Contents map | |
564 | (define-key reftex-toc-map (if (featurep 'xemacs) [(button2)] [(mouse-2)]) | |
565 | 'reftex-toc-mouse-goto-line-and-hide) | |
566 | ||
567 | (substitute-key-definition | |
568 | 'next-line 'reftex-toc-next reftex-toc-map global-map) | |
569 | (substitute-key-definition | |
570 | 'previous-line 'reftex-toc-previous reftex-toc-map global-map) | |
571 | ||
572 | (loop for x in | |
573 | '(("n" . reftex-toc-next) | |
574 | ("p" . reftex-toc-previous) | |
575 | ("?" . reftex-toc-show-help) | |
576 | (" " . reftex-toc-view-line) | |
577 | ("\C-m" . reftex-toc-goto-line-and-hide) | |
578 | ("\C-i" . reftex-toc-goto-line) | |
579 | ("\C-c>". reftex-toc-display-index) | |
580 | ("r" . reftex-toc-rescan) | |
581 | ("R" . reftex-toc-Rescan) | |
582 | ("g" . revert-buffer) | |
583 | ("q" . reftex-toc-quit) | |
584 | ("k" . reftex-toc-quit-and-kill) | |
585 | ("f" . reftex-toc-toggle-follow) | |
586 | ("F" . reftex-toc-toggle-file-boundary) | |
587 | ("i" . reftex-toc-toggle-index) | |
588 | ("l" . reftex-toc-toggle-labels) | |
7c4d13cc | 589 | ("t" . reftex-toc-max-level) |
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590 | ("c" . reftex-toc-toggle-context) |
591 | ("%" . reftex-toc-toggle-commented) | |
592 | ("x" . reftex-toc-external) | |
70d797cd | 593 | ("z" . reftex-toc-jump) |
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594 | ("." . reftex-toc-show-calling-point) |
595 | ("\C-c\C-n" . reftex-toc-next-heading) | |
596 | ("\C-c\C-p" . reftex-toc-previous-heading)) | |
597 | do (define-key reftex-toc-map (car x) (cdr x))) | |
598 | ||
599 | (loop for key across "0123456789" do | |
600 | (define-key reftex-toc-map (vector (list key)) 'digit-argument)) | |
601 | (define-key reftex-toc-map "-" 'negative-argument) | |
602 | ||
603 | (easy-menu-define | |
604 | reftex-toc-menu reftex-toc-map | |
605 | "Menu for Table of Contents buffer" | |
606 | '("TOC" | |
607 | ["Show Location" reftex-toc-view-line t] | |
608 | ["Go To Location" reftex-toc-goto-line t] | |
609 | ["Exit & Go To Location" reftex-toc-goto-line-and-hide t] | |
610 | ["Index" reftex-toc-display-index t] | |
611 | ["Quit" reftex-toc-quit t] | |
612 | "--" | |
613 | ["External Document TOC " reftex-toc-external t] | |
614 | "--" | |
615 | ("Update" | |
11b4a0d2 | 616 | ["Rebuilt *toc* Buffer" revert-buffer t] |
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617 | ["Rescan One File" reftex-toc-rescan reftex-enable-partial-scans] |
618 | ["Rescan Entire Document" reftex-toc-Rescan t]) | |
619 | ("Options" | |
620 | "TOC Items" | |
621 | ["File Boundaries" reftex-toc-toggle-file-boundary :style toggle | |
622 | :selected reftex-toc-include-file-boundaries] | |
623 | ["Labels" reftex-toc-toggle-labels :style toggle | |
624 | :selected reftex-toc-include-labels] | |
625 | ["Index Entries" reftex-toc-toggle-index :style toggle | |
626 | :selected reftex-toc-include-index-entries] | |
627 | ["Context" reftex-toc-toggle-context :style toggle | |
628 | :selected reftex-toc-include-context] | |
629 | "--" | |
630 | ["Follow Mode" reftex-toc-toggle-follow :style toggle | |
631 | :selected reftex-toc-follow-mode]) | |
632 | "--" | |
633 | ["Help" reftex-toc-show-help t])) | |
634 | ||
635 | ||
636 | ;;; reftex-toc.el ends here |