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c0274f38 | 1 | ;;; abbrev.el --- abbrev mode commands for Emacs |
e2fbf49d | 2 | |
e5167999 | 3 | ;; Copyright (C) 1985, 1986, 1987, 1992 Free Software Foundation, Inc. |
e2fbf49d | 4 | |
6228c05b | 5 | ;; Maintainer: FSF |
f5f727f8 | 6 | ;; Keywords: abbrev convenience |
e9571d2a | 7 | |
e2fbf49d JB |
8 | ;; This file is part of GNU Emacs. |
9 | ||
10 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
11 | ;; it under the terms of the GNU General Public License as published by | |
e5167999 | 12 | ;; the Free Software Foundation; either version 2, or (at your option) |
e2fbf49d JB |
13 | ;; any later version. |
14 | ||
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
b578f267 EN |
21 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
22 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
23 | ;; Boston, MA 02111-1307, USA. | |
e2fbf49d | 24 | |
e41b2db1 ER |
25 | ;;; Commentary: |
26 | ||
27 | ;; This facility is documented in the Emacs Manual. | |
28 | ||
e5167999 | 29 | ;;; Code: |
e2fbf49d | 30 | |
7cfedc97 | 31 | (defcustom only-global-abbrevs nil |
1d1e35a0 RS |
32 | "*t means user plans to use global abbrevs only. |
33 | This makes the commands that normally define mode-specific abbrevs | |
34 | define global abbrevs instead." | |
35 | :type 'boolean | |
f5f727f8 DN |
36 | :group 'abbrev-mode |
37 | :group 'convenience) | |
e2fbf49d | 38 | |
68d9550f | 39 | (defun abbrev-mode (&optional arg) |
38002bff | 40 | "Toggle Abbrev mode in the current buffer. |
a864e33e | 41 | With argument ARG, turn abbrev mode on iff ARG is positive. |
38002bff | 42 | In Abbrev mode, inserting an abbreviation causes it to expand |
e2fbf49d JB |
43 | and be replaced by its expansion." |
44 | (interactive "P") | |
45 | (setq abbrev-mode | |
46 | (if (null arg) (not abbrev-mode) | |
47 | (> (prefix-numeric-value arg) 0))) | |
e47df26a | 48 | (force-mode-line-update)) |
1d1e35a0 RS |
49 | |
50 | (defcustom abbrev-mode nil | |
38002bff | 51 | "Enable or disable Abbrev mode. |
5cf1c7ac RS |
52 | Non-nil means automatically expand abbrevs as they are inserted. |
53 | ||
38002bff | 54 | Setting this variable with `setq' changes it for the current buffer. |
5cf1c7ac | 55 | Changing it with \\[customize] sets the default value. |
38002bff RS |
56 | Interactively, use the command `abbrev-mode' |
57 | to enable or disable Abbrev mode in the current buffer." | |
1d1e35a0 RS |
58 | :type 'boolean |
59 | :group 'abbrev-mode) | |
60 | ||
e2fbf49d JB |
61 | \f |
62 | (defvar edit-abbrevs-map nil | |
38002bff | 63 | "Keymap used in `edit-abbrevs'.") |
e2fbf49d JB |
64 | (if edit-abbrevs-map |
65 | nil | |
66 | (setq edit-abbrevs-map (make-sparse-keymap)) | |
67 | (define-key edit-abbrevs-map "\C-x\C-s" 'edit-abbrevs-redefine) | |
68 | (define-key edit-abbrevs-map "\C-c\C-c" 'edit-abbrevs-redefine)) | |
69 | ||
70 | (defun kill-all-abbrevs () | |
71 | "Undefine all defined abbrevs." | |
72 | (interactive) | |
73 | (let ((tables abbrev-table-name-list)) | |
74 | (while tables | |
75 | (clear-abbrev-table (symbol-value (car tables))) | |
76 | (setq tables (cdr tables))))) | |
77 | ||
ad9d51b2 RS |
78 | (defun copy-abbrev-table (table) |
79 | "Make a new abbrev-table with the same abbrevs as TABLE." | |
80 | (let ((new-table (make-abbrev-table))) | |
81 | (mapatoms | |
82 | (lambda (symbol) | |
83 | (define-abbrev new-table | |
84 | (symbol-name symbol) | |
85 | (symbol-value symbol) | |
86 | (symbol-function symbol))) | |
87 | table) | |
88 | new-table)) | |
89 | ||
e2fbf49d JB |
90 | (defun insert-abbrevs () |
91 | "Insert after point a description of all defined abbrevs. | |
92 | Mark is set after the inserted text." | |
93 | (interactive) | |
94 | (push-mark | |
95 | (save-excursion | |
96 | (let ((tables abbrev-table-name-list)) | |
97 | (while tables | |
98 | (insert-abbrev-table-description (car tables) t) | |
99 | (setq tables (cdr tables)))) | |
100 | (point)))) | |
101 | ||
c88a9944 GM |
102 | (defun list-abbrevs (&optional local) |
103 | "Display a list of defined abbrevs. | |
104 | If LOCAL is non-nil, interactively when invoked with a | |
105 | prefix arg, display only local, i.e. mode-specific, abbrevs. | |
106 | Otherwise display all abbrevs." | |
107 | (interactive "P") | |
108 | (display-buffer (prepare-abbrev-list-buffer local))) | |
109 | ||
110 | (defun abbrev-table-name (table) | |
111 | "Value is the name of abbrev table TABLE." | |
112 | (let ((tables abbrev-table-name-list) | |
113 | found) | |
114 | (while (and (not found) tables) | |
115 | (when (eq (symbol-value (car tables)) table) | |
116 | (setq found (car tables))) | |
117 | (setq tables (cdr tables))) | |
118 | found)) | |
7cfedc97 | 119 | |
c88a9944 | 120 | (defun prepare-abbrev-list-buffer (&optional local) |
e2fbf49d | 121 | (save-excursion |
25160ec0 GM |
122 | (let ((table local-abbrev-table)) |
123 | (set-buffer (get-buffer-create "*Abbrevs*")) | |
124 | (erase-buffer) | |
125 | (if local | |
126 | (insert-abbrev-table-description (abbrev-table-name table) t) | |
127 | (dolist (table abbrev-table-name-list) | |
128 | (insert-abbrev-table-description table t))) | |
129 | (goto-char (point-min)) | |
130 | (set-buffer-modified-p nil) | |
131 | (edit-abbrevs-mode) | |
132 | (current-buffer)))) | |
e2fbf49d JB |
133 | |
134 | (defun edit-abbrevs-mode () | |
135 | "Major mode for editing the list of abbrev definitions. | |
136 | \\{edit-abbrevs-map}" | |
137 | (interactive) | |
138 | (setq major-mode 'edit-abbrevs-mode) | |
139 | (setq mode-name "Edit-Abbrevs") | |
140 | (use-local-map edit-abbrevs-map)) | |
141 | ||
142 | (defun edit-abbrevs () | |
143 | "Alter abbrev definitions by editing a list of them. | |
144 | Selects a buffer containing a list of abbrev definitions. | |
145 | You can edit them and type \\<edit-abbrevs-map>\\[edit-abbrevs-redefine] to redefine abbrevs | |
146 | according to your editing. | |
147 | Buffer contains a header line for each abbrev table, | |
148 | which is the abbrev table name in parentheses. | |
149 | This is followed by one line per abbrev in that table: | |
150 | NAME USECOUNT EXPANSION HOOK | |
151 | where NAME and EXPANSION are strings with quotes, | |
152 | USECOUNT is an integer, and HOOK is any valid function | |
153 | or may be omitted (it is usually omitted)." | |
154 | (interactive) | |
155 | (switch-to-buffer (prepare-abbrev-list-buffer))) | |
156 | ||
157 | (defun edit-abbrevs-redefine () | |
158 | "Redefine abbrevs according to current buffer contents." | |
159 | (interactive) | |
160 | (define-abbrevs t) | |
161 | (set-buffer-modified-p nil)) | |
162 | ||
163 | (defun define-abbrevs (&optional arg) | |
164 | "Define abbrevs according to current visible buffer contents. | |
165 | See documentation of `edit-abbrevs' for info on the format of the | |
166 | text you must have in the buffer. | |
167 | With argument, eliminate all abbrev definitions except | |
168 | the ones defined from the buffer now." | |
169 | (interactive "P") | |
170 | (if arg (kill-all-abbrevs)) | |
171 | (save-excursion | |
172 | (goto-char (point-min)) | |
173 | (while (and (not (eobp)) (re-search-forward "^(" nil t)) | |
174 | (let* ((buf (current-buffer)) | |
175 | (table (read buf)) | |
ba343182 | 176 | abbrevs name hook exp count) |
e2fbf49d JB |
177 | (forward-line 1) |
178 | (while (progn (forward-line 1) | |
179 | (not (eolp))) | |
180 | (setq name (read buf) count (read buf) exp (read buf)) | |
181 | (skip-chars-backward " \t\n\f") | |
182 | (setq hook (if (not (eolp)) (read buf))) | |
183 | (skip-chars-backward " \t\n\f") | |
184 | (setq abbrevs (cons (list name exp hook count) abbrevs))) | |
185 | (define-abbrev-table table abbrevs))))) | |
186 | ||
187 | (defun read-abbrev-file (&optional file quietly) | |
188 | "Read abbrev definitions from file written with `write-abbrev-file'. | |
189 | Optional argument FILE is the name of the file to read; | |
190 | it defaults to the value of `abbrev-file-name'. | |
d0b6d945 | 191 | Optional second argument QUIETLY non-nil means don't display a message." |
e2fbf49d JB |
192 | (interactive "fRead abbrev file: ") |
193 | (load (if (and file (> (length file) 0)) file abbrev-file-name) | |
194 | nil quietly) | |
d0b6d945 | 195 | (setq abbrevs-changed nil)) |
e2fbf49d JB |
196 | |
197 | (defun quietly-read-abbrev-file (&optional file) | |
198 | "Read abbrev definitions from file written with write-abbrev-file. | |
199 | Optional argument FILE is the name of the file to read; | |
200 | it defaults to the value of `abbrev-file-name'. | |
d0b6d945 | 201 | Does not display any message." |
e2fbf49d JB |
202 | ;(interactive "fRead abbrev file: ") |
203 | (read-abbrev-file file t)) | |
204 | ||
68063965 LT |
205 | (defun write-abbrev-file (&optional file) |
206 | "Write all user-level abbrev definitions to a file of Lisp code. | |
207 | This does not include system abbrevs; it includes only the abbrev tables | |
208 | listed in listed in `abbrev-table-name-list'. | |
e2fbf49d | 209 | The file written can be loaded in another session to define the same abbrevs. |
68063965 LT |
210 | The argument FILE is the file name to write. If omitted or nil, the file |
211 | specified in `abbrev-file-name' is used." | |
e2fbf49d JB |
212 | (interactive |
213 | (list | |
214 | (read-file-name "Write abbrev file: " | |
215 | (file-name-directory (expand-file-name abbrev-file-name)) | |
216 | abbrev-file-name))) | |
e2fbf49d JB |
217 | (or (and file (> (length file) 0)) |
218 | (setq file abbrev-file-name)) | |
a166f623 DL |
219 | (let ((coding-system-for-write 'emacs-mule)) |
220 | (with-temp-file file | |
221 | (insert ";;-*-coding: emacs-mule;-*-\n") | |
222 | (dolist (table abbrev-table-name-list) | |
223 | (insert-abbrev-table-description table nil))))) | |
e2fbf49d JB |
224 | \f |
225 | (defun add-mode-abbrev (arg) | |
226 | "Define mode-specific abbrev for last word(s) before point. | |
227 | Argument is how many words before point form the expansion; | |
228 | or zero means the region is the expansion. | |
229 | A negative argument means to undefine the specified abbrev. | |
230 | Reads the abbreviation in the minibuffer. | |
231 | ||
232 | Don't use this function in a Lisp program; use `define-abbrev' instead." | |
233 | (interactive "p") | |
234 | (add-abbrev | |
235 | (if only-global-abbrevs | |
71296446 | 236 | global-abbrev-table |
e2fbf49d JB |
237 | (or local-abbrev-table |
238 | (error "No per-mode abbrev table"))) | |
239 | "Mode" arg)) | |
240 | ||
241 | (defun add-global-abbrev (arg) | |
242 | "Define global (all modes) abbrev for last word(s) before point. | |
243 | The prefix argument specifies the number of words before point that form the | |
244 | expansion; or zero means the region is the expansion. | |
245 | A negative argument means to undefine the specified abbrev. | |
246 | This command uses the minibuffer to read the abbreviation. | |
247 | ||
248 | Don't use this function in a Lisp program; use `define-abbrev' instead." | |
249 | (interactive "p") | |
250 | (add-abbrev global-abbrev-table "Global" arg)) | |
251 | ||
252 | (defun add-abbrev (table type arg) | |
253 | (let ((exp (and (>= arg 0) | |
34f3cd03 | 254 | (buffer-substring-no-properties |
e2fbf49d JB |
255 | (point) |
256 | (if (= arg 0) (mark) | |
257 | (save-excursion (forward-word (- arg)) (point)))))) | |
258 | name) | |
259 | (setq name | |
260 | (read-string (format (if exp "%s abbrev for \"%s\": " | |
261 | "Undefine %s abbrev: ") | |
262 | type exp))) | |
a0f88464 | 263 | (set-text-properties 0 (length name) nil name) |
e2fbf49d JB |
264 | (if (or (null exp) |
265 | (not (abbrev-expansion name table)) | |
266 | (y-or-n-p (format "%s expands to \"%s\"; redefine? " | |
267 | name (abbrev-expansion name table)))) | |
268 | (define-abbrev table (downcase name) exp)))) | |
7cfedc97 | 269 | |
e2fbf49d JB |
270 | (defun inverse-add-mode-abbrev (arg) |
271 | "Define last word before point as a mode-specific abbrev. | |
272 | With prefix argument N, defines the Nth word before point. | |
273 | This command uses the minibuffer to read the expansion. | |
274 | Expands the abbreviation after defining it." | |
275 | (interactive "p") | |
276 | (inverse-add-abbrev | |
277 | (if only-global-abbrevs | |
7cfedc97 | 278 | global-abbrev-table |
e2fbf49d JB |
279 | (or local-abbrev-table |
280 | (error "No per-mode abbrev table"))) | |
281 | "Mode" arg)) | |
282 | ||
283 | (defun inverse-add-global-abbrev (arg) | |
284 | "Define last word before point as a global (mode-independent) abbrev. | |
285 | With prefix argument N, defines the Nth word before point. | |
286 | This command uses the minibuffer to read the expansion. | |
287 | Expands the abbreviation after defining it." | |
288 | (interactive "p") | |
289 | (inverse-add-abbrev global-abbrev-table "Global" arg)) | |
290 | ||
291 | (defun inverse-add-abbrev (table type arg) | |
46684068 | 292 | (let (name exp start end) |
e2fbf49d | 293 | (save-excursion |
46684068 GM |
294 | (forward-word (1+ (- arg))) |
295 | (setq end (point)) | |
296 | (backward-word 1) | |
297 | (setq start (point) | |
298 | name (buffer-substring-no-properties start end))) | |
299 | ||
300 | (setq exp (read-string (format "%s expansion for \"%s\": " type name) | |
301 | nil nil nil t)) | |
302 | (when (or (not (abbrev-expansion name table)) | |
303 | (y-or-n-p (format "%s expands to \"%s\"; redefine? " | |
304 | name (abbrev-expansion name table)))) | |
305 | (define-abbrev table (downcase name) exp) | |
306 | (save-excursion | |
307 | (goto-char end) | |
308 | (expand-abbrev))))) | |
e2fbf49d JB |
309 | |
310 | (defun abbrev-prefix-mark (&optional arg) | |
311 | "Mark current point as the beginning of an abbrev. | |
312 | Abbrev to be expanded starts here rather than at beginning of word. | |
313 | This way, you can expand an abbrev with a prefix: insert the prefix, | |
68063965 LT |
314 | use this command, then insert the abbrev. This command inserts a |
315 | temporary hyphen after the prefix \(until the intended abbrev | |
316 | expansion occurs). | |
317 | If the prefix is itself an abbrev, this command expands it, unless | |
318 | ARG is non-nil. Interactively, ARG is the prefix argument." | |
e2fbf49d JB |
319 | (interactive "P") |
320 | (or arg (expand-abbrev)) | |
321 | (setq abbrev-start-location (point-marker) | |
322 | abbrev-start-location-buffer (current-buffer)) | |
323 | (insert "-")) | |
324 | ||
325 | (defun expand-region-abbrevs (start end &optional noquery) | |
326 | "For abbrev occurrence in the region, offer to expand it. | |
327 | The user is asked to type y or n for each occurrence. | |
328 | A prefix argument means don't query; expand all abbrevs. | |
329 | If called from a Lisp program, arguments are START END &optional NOQUERY." | |
330 | (interactive "r\nP") | |
331 | (save-excursion | |
332 | (goto-char start) | |
333 | (let ((lim (- (point-max) end)) | |
334 | pnt string) | |
335 | (while (and (not (eobp)) | |
336 | (progn (forward-word 1) | |
337 | (<= (setq pnt (point)) (- (point-max) lim)))) | |
338 | (if (abbrev-expansion | |
339 | (setq string | |
34f3cd03 | 340 | (buffer-substring-no-properties |
e2fbf49d JB |
341 | (save-excursion (forward-word -1) (point)) |
342 | pnt))) | |
343 | (if (or noquery (y-or-n-p (format "Expand `%s'? " string))) | |
344 | (expand-abbrev))))))) | |
c0274f38 | 345 | |
ab5796a9 | 346 | ;;; arch-tag: dbd6f3ae-dfe3-40ba-b00f-f9e3ff960df5 |
c0274f38 | 347 | ;;; abbrev.el ends here |