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c0274f38 | 1 | ;;; abbrev.el --- abbrev mode commands for Emacs |
e2fbf49d | 2 | |
e91081eb | 3 | ;; Copyright (C) 1985, 1986, 1987, 1992, 2001, 2002, 2003, 2004, |
d7a0267c | 4 | ;; 2005, 2006, 2007 Free Software Foundation, Inc. |
e2fbf49d | 5 | |
6228c05b | 6 | ;; Maintainer: FSF |
f5f727f8 | 7 | ;; Keywords: abbrev convenience |
e9571d2a | 8 | |
e2fbf49d JB |
9 | ;; This file is part of GNU Emacs. |
10 | ||
11 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
12 | ;; it under the terms of the GNU General Public License as published by | |
e5167999 | 13 | ;; the Free Software Foundation; either version 2, or (at your option) |
e2fbf49d JB |
14 | ;; any later version. |
15 | ||
16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
b578f267 | 22 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
086add15 LK |
23 | ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
24 | ;; Boston, MA 02110-1301, USA. | |
e2fbf49d | 25 | |
e41b2db1 ER |
26 | ;;; Commentary: |
27 | ||
28 | ;; This facility is documented in the Emacs Manual. | |
29 | ||
e5167999 | 30 | ;;; Code: |
e2fbf49d | 31 | |
7cfedc97 | 32 | (defcustom only-global-abbrevs nil |
e7fdaf63 | 33 | "Non-nil means user plans to use global abbrevs only. |
1d1e35a0 RS |
34 | This makes the commands that normally define mode-specific abbrevs |
35 | define global abbrevs instead." | |
36 | :type 'boolean | |
f5f727f8 DN |
37 | :group 'abbrev-mode |
38 | :group 'convenience) | |
e2fbf49d | 39 | |
68d9550f | 40 | (defun abbrev-mode (&optional arg) |
38002bff | 41 | "Toggle Abbrev mode in the current buffer. |
a864e33e | 42 | With argument ARG, turn abbrev mode on iff ARG is positive. |
38002bff | 43 | In Abbrev mode, inserting an abbreviation causes it to expand |
e2fbf49d JB |
44 | and be replaced by its expansion." |
45 | (interactive "P") | |
46 | (setq abbrev-mode | |
47 | (if (null arg) (not abbrev-mode) | |
48 | (> (prefix-numeric-value arg) 0))) | |
e47df26a | 49 | (force-mode-line-update)) |
1d1e35a0 RS |
50 | |
51 | (defcustom abbrev-mode nil | |
38002bff | 52 | "Enable or disable Abbrev mode. |
5cf1c7ac RS |
53 | Non-nil means automatically expand abbrevs as they are inserted. |
54 | ||
38002bff | 55 | Setting this variable with `setq' changes it for the current buffer. |
5cf1c7ac | 56 | Changing it with \\[customize] sets the default value. |
38002bff RS |
57 | Interactively, use the command `abbrev-mode' |
58 | to enable or disable Abbrev mode in the current buffer." | |
1d1e35a0 RS |
59 | :type 'boolean |
60 | :group 'abbrev-mode) | |
65f21967 | 61 | ;;;###autoload(put 'abbrev-mode 'safe-local-variable 'booleanp) |
1d1e35a0 | 62 | |
e2fbf49d | 63 | \f |
e7fdaf63 JPW |
64 | (defvar edit-abbrevs-map |
65 | (let ((map (make-sparse-keymap))) | |
66 | (define-key map "\C-x\C-s" 'edit-abbrevs-redefine) | |
67 | (define-key map "\C-c\C-c" 'edit-abbrevs-redefine) | |
68 | map) | |
38002bff | 69 | "Keymap used in `edit-abbrevs'.") |
e2fbf49d JB |
70 | |
71 | (defun kill-all-abbrevs () | |
72 | "Undefine all defined abbrevs." | |
73 | (interactive) | |
74 | (let ((tables abbrev-table-name-list)) | |
75 | (while tables | |
76 | (clear-abbrev-table (symbol-value (car tables))) | |
77 | (setq tables (cdr tables))))) | |
78 | ||
ad9d51b2 RS |
79 | (defun copy-abbrev-table (table) |
80 | "Make a new abbrev-table with the same abbrevs as TABLE." | |
81 | (let ((new-table (make-abbrev-table))) | |
82 | (mapatoms | |
83 | (lambda (symbol) | |
84 | (define-abbrev new-table | |
85 | (symbol-name symbol) | |
86 | (symbol-value symbol) | |
87 | (symbol-function symbol))) | |
88 | table) | |
89 | new-table)) | |
90 | ||
e2fbf49d JB |
91 | (defun insert-abbrevs () |
92 | "Insert after point a description of all defined abbrevs. | |
93 | Mark is set after the inserted text." | |
94 | (interactive) | |
95 | (push-mark | |
96 | (save-excursion | |
71baa28f EZ |
97 | (let ((tables abbrev-table-name-list)) |
98 | (while tables | |
99 | (insert-abbrev-table-description (car tables) t) | |
100 | (setq tables (cdr tables)))) | |
101 | (point)))) | |
e2fbf49d | 102 | |
c88a9944 GM |
103 | (defun list-abbrevs (&optional local) |
104 | "Display a list of defined abbrevs. | |
105 | If LOCAL is non-nil, interactively when invoked with a | |
106 | prefix arg, display only local, i.e. mode-specific, abbrevs. | |
107 | Otherwise display all abbrevs." | |
108 | (interactive "P") | |
109 | (display-buffer (prepare-abbrev-list-buffer local))) | |
110 | ||
111 | (defun abbrev-table-name (table) | |
112 | "Value is the name of abbrev table TABLE." | |
113 | (let ((tables abbrev-table-name-list) | |
114 | found) | |
115 | (while (and (not found) tables) | |
116 | (when (eq (symbol-value (car tables)) table) | |
117 | (setq found (car tables))) | |
118 | (setq tables (cdr tables))) | |
119 | found)) | |
7cfedc97 | 120 | |
c88a9944 | 121 | (defun prepare-abbrev-list-buffer (&optional local) |
e2fbf49d | 122 | (save-excursion |
25160ec0 GM |
123 | (let ((table local-abbrev-table)) |
124 | (set-buffer (get-buffer-create "*Abbrevs*")) | |
125 | (erase-buffer) | |
126 | (if local | |
127 | (insert-abbrev-table-description (abbrev-table-name table) t) | |
128 | (dolist (table abbrev-table-name-list) | |
129 | (insert-abbrev-table-description table t))) | |
130 | (goto-char (point-min)) | |
131 | (set-buffer-modified-p nil) | |
132 | (edit-abbrevs-mode) | |
133 | (current-buffer)))) | |
e2fbf49d JB |
134 | |
135 | (defun edit-abbrevs-mode () | |
136 | "Major mode for editing the list of abbrev definitions. | |
137 | \\{edit-abbrevs-map}" | |
138 | (interactive) | |
1a96d1f3 | 139 | (kill-all-local-variables) |
e2fbf49d JB |
140 | (setq major-mode 'edit-abbrevs-mode) |
141 | (setq mode-name "Edit-Abbrevs") | |
1a96d1f3 LK |
142 | (use-local-map edit-abbrevs-map) |
143 | (run-mode-hooks 'edit-abbrevs-mode-hook)) | |
e2fbf49d JB |
144 | |
145 | (defun edit-abbrevs () | |
146 | "Alter abbrev definitions by editing a list of them. | |
147 | Selects a buffer containing a list of abbrev definitions. | |
148 | You can edit them and type \\<edit-abbrevs-map>\\[edit-abbrevs-redefine] to redefine abbrevs | |
149 | according to your editing. | |
150 | Buffer contains a header line for each abbrev table, | |
151 | which is the abbrev table name in parentheses. | |
152 | This is followed by one line per abbrev in that table: | |
153 | NAME USECOUNT EXPANSION HOOK | |
154 | where NAME and EXPANSION are strings with quotes, | |
155 | USECOUNT is an integer, and HOOK is any valid function | |
156 | or may be omitted (it is usually omitted)." | |
157 | (interactive) | |
158 | (switch-to-buffer (prepare-abbrev-list-buffer))) | |
159 | ||
160 | (defun edit-abbrevs-redefine () | |
161 | "Redefine abbrevs according to current buffer contents." | |
162 | (interactive) | |
4cabf12b RS |
163 | (save-restriction |
164 | (widen) | |
165 | (define-abbrevs t) | |
166 | (set-buffer-modified-p nil))) | |
e2fbf49d JB |
167 | |
168 | (defun define-abbrevs (&optional arg) | |
169 | "Define abbrevs according to current visible buffer contents. | |
170 | See documentation of `edit-abbrevs' for info on the format of the | |
171 | text you must have in the buffer. | |
172 | With argument, eliminate all abbrev definitions except | |
173 | the ones defined from the buffer now." | |
174 | (interactive "P") | |
175 | (if arg (kill-all-abbrevs)) | |
176 | (save-excursion | |
71baa28f EZ |
177 | (goto-char (point-min)) |
178 | (while (and (not (eobp)) (re-search-forward "^(" nil t)) | |
179 | (let* ((buf (current-buffer)) | |
180 | (table (read buf)) | |
181 | abbrevs name hook exp count sys) | |
182 | (forward-line 1) | |
183 | (while (progn (forward-line 1) | |
184 | (not (eolp))) | |
185 | (setq name (read buf) count (read buf)) | |
186 | (if (equal count '(sys)) | |
187 | (setq sys t count (read buf))) | |
188 | (setq exp (read buf)) | |
189 | (skip-chars-backward " \t\n\f") | |
190 | (setq hook (if (not (eolp)) (read buf))) | |
191 | (skip-chars-backward " \t\n\f") | |
192 | (setq abbrevs (cons (list name exp hook count sys) abbrevs))) | |
193 | (define-abbrev-table table abbrevs))))) | |
e2fbf49d JB |
194 | |
195 | (defun read-abbrev-file (&optional file quietly) | |
196 | "Read abbrev definitions from file written with `write-abbrev-file'. | |
197 | Optional argument FILE is the name of the file to read; | |
198 | it defaults to the value of `abbrev-file-name'. | |
d0b6d945 | 199 | Optional second argument QUIETLY non-nil means don't display a message." |
4cabf12b RS |
200 | (interactive |
201 | (list | |
202 | (read-file-name (format "Read abbrev file (default %s): " | |
203 | abbrev-file-name) | |
204 | nil abbrev-file-name t))) | |
ec7793c3 | 205 | (load (or file abbrev-file-name) nil quietly) |
d0b6d945 | 206 | (setq abbrevs-changed nil)) |
e2fbf49d JB |
207 | |
208 | (defun quietly-read-abbrev-file (&optional file) | |
e7fdaf63 | 209 | "Read abbrev definitions from file written with `write-abbrev-file'. |
e2fbf49d JB |
210 | Optional argument FILE is the name of the file to read; |
211 | it defaults to the value of `abbrev-file-name'. | |
d0b6d945 | 212 | Does not display any message." |
71baa28f | 213 | ;(interactive "fRead abbrev file: ") |
e2fbf49d JB |
214 | (read-abbrev-file file t)) |
215 | ||
68063965 LT |
216 | (defun write-abbrev-file (&optional file) |
217 | "Write all user-level abbrev definitions to a file of Lisp code. | |
218 | This does not include system abbrevs; it includes only the abbrev tables | |
219 | listed in listed in `abbrev-table-name-list'. | |
e2fbf49d | 220 | The file written can be loaded in another session to define the same abbrevs. |
68063965 LT |
221 | The argument FILE is the file name to write. If omitted or nil, the file |
222 | specified in `abbrev-file-name' is used." | |
e2fbf49d JB |
223 | (interactive |
224 | (list | |
225 | (read-file-name "Write abbrev file: " | |
226 | (file-name-directory (expand-file-name abbrev-file-name)) | |
227 | abbrev-file-name))) | |
e2fbf49d JB |
228 | (or (and file (> (length file) 0)) |
229 | (setq file abbrev-file-name)) | |
a166f623 DL |
230 | (let ((coding-system-for-write 'emacs-mule)) |
231 | (with-temp-file file | |
232 | (insert ";;-*-coding: emacs-mule;-*-\n") | |
71baa28f EZ |
233 | (dolist (table |
234 | ;; We sort the table in order to ease the automatic | |
235 | ;; merging of different versions of the user's abbrevs | |
236 | ;; file. This is useful, for example, for when the | |
237 | ;; user keeps their home directory in a revision | |
238 | ;; control system, and is therefore keeping multiple | |
239 | ;; slightly-differing copies loosely synchronized. | |
240 | (sort (copy-sequence abbrev-table-name-list) | |
241 | (lambda (s1 s2) | |
242 | (string< (symbol-name s1) | |
243 | (symbol-name s2))))) | |
a166f623 | 244 | (insert-abbrev-table-description table nil))))) |
e2fbf49d JB |
245 | \f |
246 | (defun add-mode-abbrev (arg) | |
247 | "Define mode-specific abbrev for last word(s) before point. | |
248 | Argument is how many words before point form the expansion; | |
249 | or zero means the region is the expansion. | |
250 | A negative argument means to undefine the specified abbrev. | |
251 | Reads the abbreviation in the minibuffer. | |
252 | ||
253 | Don't use this function in a Lisp program; use `define-abbrev' instead." | |
254 | (interactive "p") | |
255 | (add-abbrev | |
256 | (if only-global-abbrevs | |
71296446 | 257 | global-abbrev-table |
e2fbf49d JB |
258 | (or local-abbrev-table |
259 | (error "No per-mode abbrev table"))) | |
260 | "Mode" arg)) | |
261 | ||
262 | (defun add-global-abbrev (arg) | |
263 | "Define global (all modes) abbrev for last word(s) before point. | |
264 | The prefix argument specifies the number of words before point that form the | |
265 | expansion; or zero means the region is the expansion. | |
266 | A negative argument means to undefine the specified abbrev. | |
267 | This command uses the minibuffer to read the abbreviation. | |
268 | ||
269 | Don't use this function in a Lisp program; use `define-abbrev' instead." | |
270 | (interactive "p") | |
271 | (add-abbrev global-abbrev-table "Global" arg)) | |
272 | ||
273 | (defun add-abbrev (table type arg) | |
274 | (let ((exp (and (>= arg 0) | |
34f3cd03 | 275 | (buffer-substring-no-properties |
e2fbf49d JB |
276 | (point) |
277 | (if (= arg 0) (mark) | |
278 | (save-excursion (forward-word (- arg)) (point)))))) | |
279 | name) | |
280 | (setq name | |
281 | (read-string (format (if exp "%s abbrev for \"%s\": " | |
282 | "Undefine %s abbrev: ") | |
283 | type exp))) | |
a0f88464 | 284 | (set-text-properties 0 (length name) nil name) |
e2fbf49d JB |
285 | (if (or (null exp) |
286 | (not (abbrev-expansion name table)) | |
287 | (y-or-n-p (format "%s expands to \"%s\"; redefine? " | |
288 | name (abbrev-expansion name table)))) | |
289 | (define-abbrev table (downcase name) exp)))) | |
7cfedc97 | 290 | |
e66b273f | 291 | (defun inverse-add-mode-abbrev (n) |
e2fbf49d JB |
292 | "Define last word before point as a mode-specific abbrev. |
293 | With prefix argument N, defines the Nth word before point. | |
294 | This command uses the minibuffer to read the expansion. | |
295 | Expands the abbreviation after defining it." | |
296 | (interactive "p") | |
297 | (inverse-add-abbrev | |
298 | (if only-global-abbrevs | |
7cfedc97 | 299 | global-abbrev-table |
e2fbf49d JB |
300 | (or local-abbrev-table |
301 | (error "No per-mode abbrev table"))) | |
e66b273f | 302 | "Mode" n)) |
e2fbf49d | 303 | |
e66b273f | 304 | (defun inverse-add-global-abbrev (n) |
e2fbf49d JB |
305 | "Define last word before point as a global (mode-independent) abbrev. |
306 | With prefix argument N, defines the Nth word before point. | |
307 | This command uses the minibuffer to read the expansion. | |
308 | Expands the abbreviation after defining it." | |
309 | (interactive "p") | |
e66b273f | 310 | (inverse-add-abbrev global-abbrev-table "Global" n)) |
e2fbf49d JB |
311 | |
312 | (defun inverse-add-abbrev (table type arg) | |
46684068 | 313 | (let (name exp start end) |
e2fbf49d | 314 | (save-excursion |
46684068 GM |
315 | (forward-word (1+ (- arg))) |
316 | (setq end (point)) | |
317 | (backward-word 1) | |
318 | (setq start (point) | |
319 | name (buffer-substring-no-properties start end))) | |
320 | ||
321 | (setq exp (read-string (format "%s expansion for \"%s\": " type name) | |
322 | nil nil nil t)) | |
323 | (when (or (not (abbrev-expansion name table)) | |
324 | (y-or-n-p (format "%s expands to \"%s\"; redefine? " | |
325 | name (abbrev-expansion name table)))) | |
326 | (define-abbrev table (downcase name) exp) | |
327 | (save-excursion | |
328 | (goto-char end) | |
329 | (expand-abbrev))))) | |
e2fbf49d JB |
330 | |
331 | (defun abbrev-prefix-mark (&optional arg) | |
332 | "Mark current point as the beginning of an abbrev. | |
333 | Abbrev to be expanded starts here rather than at beginning of word. | |
334 | This way, you can expand an abbrev with a prefix: insert the prefix, | |
68063965 LT |
335 | use this command, then insert the abbrev. This command inserts a |
336 | temporary hyphen after the prefix \(until the intended abbrev | |
337 | expansion occurs). | |
338 | If the prefix is itself an abbrev, this command expands it, unless | |
339 | ARG is non-nil. Interactively, ARG is the prefix argument." | |
e2fbf49d JB |
340 | (interactive "P") |
341 | (or arg (expand-abbrev)) | |
342 | (setq abbrev-start-location (point-marker) | |
343 | abbrev-start-location-buffer (current-buffer)) | |
344 | (insert "-")) | |
345 | ||
346 | (defun expand-region-abbrevs (start end &optional noquery) | |
347 | "For abbrev occurrence in the region, offer to expand it. | |
e66b273f JB |
348 | The user is asked to type `y' or `n' for each occurrence. |
349 | A prefix argument means don't query; expand all abbrevs." | |
e2fbf49d JB |
350 | (interactive "r\nP") |
351 | (save-excursion | |
352 | (goto-char start) | |
353 | (let ((lim (- (point-max) end)) | |
354 | pnt string) | |
355 | (while (and (not (eobp)) | |
356 | (progn (forward-word 1) | |
357 | (<= (setq pnt (point)) (- (point-max) lim)))) | |
358 | (if (abbrev-expansion | |
359 | (setq string | |
34f3cd03 | 360 | (buffer-substring-no-properties |
e2fbf49d JB |
361 | (save-excursion (forward-word -1) (point)) |
362 | pnt))) | |
363 | (if (or noquery (y-or-n-p (format "Expand `%s'? " string))) | |
364 | (expand-abbrev))))))) | |
c0274f38 | 365 | |
21a360b2 | 366 | ;; arch-tag: dbd6f3ae-dfe3-40ba-b00f-f9e3ff960df5 |
c0274f38 | 367 | ;;; abbrev.el ends here |