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9b70a748 MK |
1 | ;;; viper-init.el --- some common definitions for Viper |
2 | ||
50a07e18 | 3 | ;; Copyright (C) 1997, 98, 99, 2000, 01, 02 Free Software Foundation, Inc. |
9b70a748 | 4 | |
50a07e18 | 5 | ;; Author: Michael Kifer <kifer@cs.stonybrook.edu> |
02f34c70 | 6 | |
9b70a748 MK |
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. | |
23 | ||
60370d40 PJ |
24 | ;;; Commentary: |
25 | ||
26 | ;;; Code: | |
9b70a748 MK |
27 | |
28 | (provide 'viper-init) | |
29 | ||
30 | ;; compiler pacifier | |
31 | (defvar mark-even-if-inactive) | |
34317da2 MK |
32 | (defvar quail-mode) |
33 | (defvar iso-accents-mode) | |
34 | (defvar viper-current-state) | |
726e270f | 35 | (defvar viper-version) |
1e70790f | 36 | (defvar viper-expert-level) |
2eb4bdca MK |
37 | (defvar current-input-method) |
38 | (defvar default-input-method) | |
39 | (defvar describe-current-input-method-function) | |
50a07e18 MK |
40 | (defvar bar-cursor) |
41 | (defvar default-cursor-type) | |
42 | (defvar cursor-type) | |
9b70a748 MK |
43 | ;; end pacifier |
44 | ||
726e270f MK |
45 | |
46 | ;; Viper version | |
47 | (defun viper-version () | |
48 | (interactive) | |
f1097063 | 49 | (message "Viper version is %s" viper-version)) |
726e270f | 50 | |
9b70a748 | 51 | ;; Is it XEmacs? |
8626cfa2 | 52 | (defconst viper-xemacs-p (string-match "XEmacs" emacs-version)) |
9b70a748 | 53 | ;; Is it Emacs? |
8626cfa2 | 54 | (defconst viper-emacs-p (not viper-xemacs-p)) |
9b70a748 | 55 | ;; Tell whether we are running as a window application or on a TTY |
50a07e18 MK |
56 | |
57 | ;; This is used to avoid compilation warnings. When emacs/xemacs forms can | |
58 | ;; generate compile time warnings, we use this macro. | |
59 | ;; In this case, the macro will expand into the form that is appropriate to the | |
60 | ;; compiler at hand. | |
61 | ;; Suggested by rms. | |
62 | (defmacro viper-cond-compile-for-xemacs-or-emacs (xemacs-form emacs-form) | |
63 | (if (string-match "XEmacs" emacs-version) | |
64 | xemacs-form emacs-form)) | |
65 | ||
66 | ||
8626cfa2 | 67 | (defsubst viper-device-type () |
50a07e18 MK |
68 | (viper-cond-compile-for-xemacs-or-emacs |
69 | (device-type (selected-device)) | |
70 | window-system | |
71 | )) | |
72 | ||
9b70a748 | 73 | ;; in XEmacs: device-type is tty on tty and stream in batch. |
8626cfa2 MK |
74 | (defun viper-window-display-p () |
75 | (and (viper-device-type) (not (memq (viper-device-type) '(tty stream pc))))) | |
9b70a748 | 76 | |
8e41a31c MK |
77 | (defcustom viper-ms-style-os-p (memq system-type |
78 | '(ms-dos windows-nt windows-95)) | |
1e70790f MK |
79 | "Tells if Emacs is running under an MS-style OS: ms-dos, windows-nt, W95." |
80 | :type 'boolean | |
81 | :tag "Is it Microsoft-made OS?" | |
8e41a31c | 82 | :group 'viper-misc) |
8626cfa2 | 83 | (defcustom viper-vms-os-p (memq system-type '(vax-vms axp-vms)) |
1e70790f MK |
84 | "Tells if Emacs is running under VMS." |
85 | :type 'boolean | |
86 | :tag "Is it VMS?" | |
8e41a31c | 87 | :group 'viper-misc) |
1e70790f | 88 | |
8626cfa2 | 89 | (defcustom viper-force-faces nil |
9b70a748 | 90 | "If t, Viper will think that it is running on a display that supports faces. |
1e70790f MK |
91 | This is provided as a temporary relief for users of graphics-capable terminals |
92 | that Viper doesn't know about. | |
93 | In all likelihood, you don't need to bother with this setting." | |
94 | :type 'boolean | |
8e41a31c | 95 | :group 'viper-highlighting) |
9b70a748 | 96 | |
8626cfa2 MK |
97 | (defun viper-has-face-support-p () |
98 | (cond ((viper-window-display-p)) | |
99 | (viper-force-faces) | |
100 | (viper-emacs-p (memq (viper-device-type) '(pc))) | |
101 | (viper-xemacs-p (memq (viper-device-type) '(tty pc))))) | |
9b70a748 MK |
102 | |
103 | \f | |
104 | ;;; Macros | |
105 | ||
8626cfa2 | 106 | (defmacro viper-deflocalvar (var default-value &optional documentation) |
f1097063 SS |
107 | `(progn |
108 | (defvar ,var ,default-value | |
109 | ,(format "%s\n\(buffer local\)" documentation)) | |
110 | (make-variable-buffer-local ',var))) | |
9b70a748 | 111 | |
34317da2 MK |
112 | ;; (viper-loop COUNT BODY) Execute BODY COUNT times. |
113 | (defmacro viper-loop (count &rest body) | |
f1097063 SS |
114 | `(let ((count ,count)) |
115 | (while (> count 0) | |
116 | ,@body | |
117 | (setq count (1- count))))) | |
9b70a748 | 118 | |
8626cfa2 | 119 | (defmacro viper-buffer-live-p (buf) |
f1097063 SS |
120 | `(and ,buf (get-buffer ,buf) (buffer-name (get-buffer ,buf)))) |
121 | ||
9b70a748 | 122 | ;; return buffer-specific macro definition, given a full macro definition |
8626cfa2 | 123 | (defmacro viper-kbd-buf-alist (macro-elt) |
f1097063 | 124 | `(nth 1 ,macro-elt)) |
9b70a748 | 125 | ;; get a pair: (curr-buffer . macro-definition) |
8626cfa2 | 126 | (defmacro viper-kbd-buf-pair (macro-elt) |
f1097063 | 127 | `(assoc (buffer-name) (viper-kbd-buf-alist ,macro-elt))) |
9b70a748 | 128 | ;; get macro definition for current buffer |
8626cfa2 | 129 | (defmacro viper-kbd-buf-definition (macro-elt) |
f1097063 SS |
130 | `(cdr (viper-kbd-buf-pair ,macro-elt))) |
131 | ||
9b70a748 | 132 | ;; return mode-specific macro definitions, given a full macro definition |
8626cfa2 | 133 | (defmacro viper-kbd-mode-alist (macro-elt) |
f1097063 | 134 | `(nth 2 ,macro-elt)) |
9b70a748 | 135 | ;; get a pair: (major-mode . macro-definition) |
8626cfa2 | 136 | (defmacro viper-kbd-mode-pair (macro-elt) |
f1097063 | 137 | `(assoc major-mode (viper-kbd-mode-alist ,macro-elt))) |
9b70a748 | 138 | ;; get macro definition for the current major mode |
8626cfa2 | 139 | (defmacro viper-kbd-mode-definition (macro-elt) |
f1097063 SS |
140 | `(cdr (viper-kbd-mode-pair ,macro-elt))) |
141 | ||
9b70a748 | 142 | ;; return global macro definition, given a full macro definition |
8626cfa2 | 143 | (defmacro viper-kbd-global-pair (macro-elt) |
f1097063 | 144 | `(nth 3 ,macro-elt)) |
9b70a748 | 145 | ;; get global macro definition from an elt of macro-alist |
8626cfa2 | 146 | (defmacro viper-kbd-global-definition (macro-elt) |
f1097063 SS |
147 | `(cdr (viper-kbd-global-pair ,macro-elt))) |
148 | ||
9b70a748 | 149 | ;; last elt of a sequence |
8626cfa2 | 150 | (defsubst viper-seq-last-elt (seq) |
9b70a748 | 151 | (elt seq (1- (length seq)))) |
34317da2 MK |
152 | |
153 | (defsubst viper-string-to-list (string) | |
154 | (append (vconcat string) nil)) | |
155 | ||
156 | (defsubst viper-charlist-to-string (list) | |
157 | (mapconcat 'char-to-string list "")) | |
158 | ||
159 | ;; like char-after/before, but saves typing | |
160 | (defun viper-char-at-pos (direction &optional offset) | |
161 | (or (integerp offset) (setq offset 0)) | |
162 | (if (eq direction 'forward) | |
163 | (char-after (+ (point) offset)) | |
164 | (char-before (- (point) offset)))) | |
f1097063 | 165 | |
9b70a748 | 166 | \f |
8626cfa2 MK |
167 | (defvar viper-minibuffer-overlay-priority 300) |
168 | (defvar viper-replace-overlay-priority 400) | |
169 | (defvar viper-search-overlay-priority 500) | |
f1097063 | 170 | |
9b70a748 MK |
171 | \f |
172 | ;;; Viper minor modes | |
173 | ||
9b70a748 | 174 | ;; Mode for vital things like \e, C-z. |
8626cfa2 | 175 | (viper-deflocalvar viper-vi-intercept-minor-mode nil) |
9b70a748 | 176 | |
8626cfa2 | 177 | (viper-deflocalvar viper-vi-basic-minor-mode nil |
9b70a748 | 178 | "Viper's minor mode for Vi bindings.") |
f1097063 | 179 | |
8626cfa2 | 180 | (viper-deflocalvar viper-vi-local-user-minor-mode nil |
9b70a748 MK |
181 | "Auxiliary minor mode for user-defined local bindings in Vi state.") |
182 | ||
8626cfa2 | 183 | (viper-deflocalvar viper-vi-global-user-minor-mode nil |
9b70a748 MK |
184 | "Auxiliary minor mode for user-defined global bindings in Vi state.") |
185 | ||
8626cfa2 | 186 | (viper-deflocalvar viper-vi-state-modifier-minor-mode nil |
9b70a748 MK |
187 | "Minor mode used to make major-mode-specific modification to Vi state.") |
188 | ||
8626cfa2 | 189 | (viper-deflocalvar viper-vi-diehard-minor-mode nil |
9b70a748 MK |
190 | "This minor mode is in effect when the user wants Viper to be Vi.") |
191 | ||
8626cfa2 | 192 | (viper-deflocalvar viper-vi-kbd-minor-mode nil |
9b70a748 MK |
193 | "Minor mode for Ex command macros in Vi state. |
194 | The corresponding keymap stores key bindings of Vi macros defined with | |
195 | the Ex command :map.") | |
196 | ||
197 | ;; Mode for vital things like \e, C-z. | |
8626cfa2 | 198 | (viper-deflocalvar viper-insert-intercept-minor-mode nil) |
9b70a748 | 199 | |
8626cfa2 | 200 | (viper-deflocalvar viper-insert-basic-minor-mode nil |
9b70a748 MK |
201 | "Viper's minor mode for bindings in Insert mode.") |
202 | ||
8626cfa2 | 203 | (viper-deflocalvar viper-insert-local-user-minor-mode nil |
9b70a748 MK |
204 | "Auxiliary minor mode for buffer-local user-defined bindings in Insert state. |
205 | This is a way to overshadow normal Insert mode bindings locally to certain | |
206 | designated buffers.") | |
207 | ||
8626cfa2 | 208 | (viper-deflocalvar viper-insert-global-user-minor-mode nil |
9b70a748 MK |
209 | "Auxiliary minor mode for global user-defined bindings in Insert state.") |
210 | ||
8626cfa2 | 211 | (viper-deflocalvar viper-insert-state-modifier-minor-mode nil |
9b70a748 MK |
212 | "Minor mode used to make major-mode-specific modification to Insert state.") |
213 | ||
8626cfa2 | 214 | (viper-deflocalvar viper-insert-diehard-minor-mode nil |
9b70a748 MK |
215 | "Minor mode that simulates Vi very closely. |
216 | Not recommened, except for the novice user.") | |
217 | ||
8626cfa2 | 218 | (viper-deflocalvar viper-insert-kbd-minor-mode nil |
9b70a748 MK |
219 | "Minor mode for Ex command macros Insert state. |
220 | The corresponding keymap stores key bindings of Vi macros defined with | |
221 | the Ex command :map!.") | |
222 | ||
8626cfa2 | 223 | (viper-deflocalvar viper-replace-minor-mode nil |
9b70a748 MK |
224 | "Minor mode in effect in replace state (cw, C, and the like commands).") |
225 | ||
328b4b70 | 226 | ;; Mode for vital things like \C-z and \C-x) This is set to t, when viper-mode |
3af0304a MK |
227 | ;; is invoked. So, any new buffer will have C-z defined as switch to Vi, |
228 | ;; unless we switched states in this buffer | |
328b4b70 | 229 | (viper-deflocalvar viper-emacs-intercept-minor-mode nil) |
f1097063 | 230 | |
328b4b70 | 231 | (viper-deflocalvar viper-emacs-local-user-minor-mode nil |
9b70a748 MK |
232 | "Minor mode for local user bindings effective in Emacs state. |
233 | Users can use it to override Emacs bindings when Viper is in its Emacs | |
f1097063 SS |
234 | state.") |
235 | ||
328b4b70 | 236 | (viper-deflocalvar viper-emacs-global-user-minor-mode nil |
9b70a748 MK |
237 | "Minor mode for global user bindings in effect in Emacs state. |
238 | Users can use it to override Emacs bindings when Viper is in its Emacs | |
f1097063 | 239 | state.") |
9b70a748 | 240 | |
328b4b70 | 241 | (viper-deflocalvar viper-emacs-kbd-minor-mode nil |
9b70a748 MK |
242 | "Minor mode for Vi style macros in Emacs state. |
243 | The corresponding keymap stores key bindings of Vi macros defined with | |
3af0304a | 244 | `viper-record-kbd-macro' command. There is no Ex-level command to do this |
9b70a748 MK |
245 | interactively.") |
246 | ||
328b4b70 | 247 | (viper-deflocalvar viper-emacs-state-modifier-minor-mode nil |
9b70a748 MK |
248 | "Minor mode used to make major-mode-specific modification to Emacs state. |
249 | For instance, a Vi purist may want to bind `dd' in Dired mode to a function | |
250 | that deletes a file.") | |
251 | ||
8626cfa2 | 252 | (viper-deflocalvar viper-vi-minibuffer-minor-mode nil |
9b70a748 MK |
253 | "Minor mode that forces Vi-style when the Minibuffer is in Vi state.") |
254 | ||
8626cfa2 | 255 | (viper-deflocalvar viper-insert-minibuffer-minor-mode nil |
9b70a748 | 256 | "Minor mode that forces Vi-style when the Minibuffer is in Insert state.") |
f1097063 | 257 | |
9b70a748 MK |
258 | \f |
259 | ||
260 | ;; Some common error messages | |
261 | ||
8626cfa2 MK |
262 | (defconst viper-SpuriousText "Spurious text after command" "") |
263 | (defconst viper-BadExCommand "Not an editor command" "") | |
264 | (defconst viper-InvalidCommandArgument "Invalid command argument" "") | |
265 | (defconst viper-NoPrevSearch "No previous search string" "") | |
266 | (defconst viper-EmptyRegister "`%c': Nothing in this register" "") | |
267 | (defconst viper-InvalidRegister "`%c': Invalid register" "") | |
268 | (defconst viper-EmptyTextmarker "`%c': Text marker doesn't point anywhere" "") | |
269 | (defconst viper-InvalidTextmarker "`%c': Invalid text marker" "") | |
270 | (defconst viper-InvalidViCommand "Invalid command" "") | |
271 | (defconst viper-BadAddress "Ill-formed address" "") | |
272 | (defconst viper-FirstAddrExceedsSecond "First address exceeds second" "") | |
273 | (defconst viper-NoFileSpecified "No file specified" "") | |
9b70a748 | 274 | |
f1097063 | 275 | ;; Is t until viper-mode executes for the very first time. |
9b70a748 | 276 | ;; Prevents recursive descend into startup messages. |
8626cfa2 | 277 | (defvar viper-first-time t) |
9b70a748 | 278 | |
8626cfa2 | 279 | (defvar viper-expert-level (if (boundp 'viper-expert-level) viper-expert-level 0) |
9b70a748 | 280 | "User's expert level. |
8626cfa2 MK |
281 | The minor mode viper-vi-diehard-minor-mode is in effect when |
282 | viper-expert-level is 1 or 2 or when viper-want-emacs-keys-in-vi is t. | |
283 | The minor mode viper-insert-diehard-minor-mode is in effect when | |
284 | viper-expert-level is 1 or 2 or if viper-want-emacs-keys-in-insert is t. | |
1e70790f | 285 | Use `M-x viper-set-expert-level' to change this.") |
9b70a748 | 286 | |
3af0304a | 287 | ;; Max expert level supported by Viper. This is NOT a user option. |
9b70a748 | 288 | ;; It is here to make it hard for the user from resetting it. |
1e70790f | 289 | (defconst viper-max-expert-level 5) |
9b70a748 | 290 | |
9b70a748 | 291 | |
34317da2 MK |
292 | ;;; ISO characters and MULE |
293 | ||
294 | ;; If non-nil, ISO accents will be turned on in insert/replace emacs states and | |
295 | ;; turned off in vi-state. For some users, this behavior may be too | |
3af0304a | 296 | ;; primitive. In this case, use insert/emacs/vi state hooks. |
8626cfa2 | 297 | (viper-deflocalvar viper-automatic-iso-accents nil "") |
3af0304a | 298 | ;; Set iso-accents-mode to ARG. Check if it is bound first |
34317da2 MK |
299 | (defsubst viper-set-iso-accents-mode (arg) |
300 | (if (boundp 'iso-accents-mode) | |
301 | (setq iso-accents-mode arg))) | |
f1097063 | 302 | |
34317da2 MK |
303 | ;; Internal flag used to control when viper mule hooks are run. |
304 | ;; Don't change this! | |
305 | (defvar viper-mule-hook-flag t) | |
3af0304a | 306 | ;; If non-nil, the default intl. input method is turned on. |
34317da2 | 307 | (viper-deflocalvar viper-special-input-method nil "") |
f1097063 | 308 | |
34317da2 MK |
309 | ;; viper hook to run on input-method activation |
310 | (defun viper-activate-input-method-action () | |
311 | (if (null viper-mule-hook-flag) | |
312 | () | |
313 | (setq viper-special-input-method t) | |
314 | ;; turn off special input methods in vi-state | |
315 | (if (eq viper-current-state 'vi-state) | |
316 | (viper-set-input-method nil)) | |
317 | (if (memq viper-current-state '(vi-state insert-state replace-state)) | |
318 | (message "Viper special input method%s: on" | |
319 | (if (or current-input-method default-input-method) | |
f1097063 | 320 | (format " %S" |
34317da2 MK |
321 | (or current-input-method default-input-method)) |
322 | ""))) | |
323 | )) | |
2eb4bdca | 324 | |
34317da2 MK |
325 | ;; viper hook to run on input-method deactivation |
326 | (defun viper-inactivate-input-method-action () | |
327 | (if (null viper-mule-hook-flag) | |
328 | () | |
329 | (setq viper-special-input-method nil) | |
330 | (if (memq viper-current-state '(vi-state insert-state replace-state)) | |
331 | (message "Viper special input method%s: off" | |
332 | (if (or current-input-method default-input-method) | |
333 | (format " %S" | |
334 | (or current-input-method default-input-method)) | |
335 | ""))))) | |
336 | ||
337 | (defun viper-inactivate-input-method () | |
338 | (cond ((and viper-emacs-p (fboundp 'inactivate-input-method)) | |
339 | (inactivate-input-method)) | |
340 | ((and viper-xemacs-p (boundp 'current-input-method)) | |
341 | ;; XEmacs had broken quil-mode for some time, so we are working around | |
f1097063 | 342 | ;; it here |
34317da2 MK |
343 | (setq quail-mode nil) |
344 | (if (featurep 'quail) | |
345 | (quail-delete-overlays)) | |
346 | (setq describe-current-input-method-function nil) | |
347 | (setq current-input-method nil) | |
348 | (run-hooks 'input-method-inactivate-hook) | |
349 | (force-mode-line-update)) | |
350 | )) | |
351 | (defun viper-activate-input-method () | |
352 | (cond ((and viper-emacs-p (fboundp 'activate-input-method)) | |
353 | (activate-input-method default-input-method)) | |
354 | ((and viper-xemacs-p (fboundp 'quail-mode)) | |
355 | (quail-mode 1)))) | |
356 | ||
357 | ;; Set quail-mode to ARG | |
358 | (defun viper-set-input-method (arg) | |
359 | (setq viper-mule-hook-flag t) ; just a precaution | |
360 | (let (viper-mule-hook-flag) ; temporarily inactivate viper mule hooks | |
361 | (cond ((and arg (> (prefix-numeric-value arg) 0) default-input-method) | |
362 | ;; activate input method | |
363 | (viper-activate-input-method)) | |
364 | (t ; deactivate input method | |
365 | (viper-inactivate-input-method))) | |
366 | )) | |
367 | ||
9b70a748 MK |
368 | |
369 | ;; VI-style Undo | |
370 | ||
371 | ;; Used to 'undo' complex commands, such as replace and insert commands. | |
8626cfa2 MK |
372 | (viper-deflocalvar viper-undo-needs-adjustment nil) |
373 | (put 'viper-undo-needs-adjustment 'permanent-local t) | |
9b70a748 MK |
374 | |
375 | ;; A mark that Viper puts on buffer-undo-list. Marks the beginning of a | |
3af0304a | 376 | ;; complex command that must be undone atomically. If inserted, it is |
8626cfa2 MK |
377 | ;; erased by viper-change-state-to-vi and viper-repeat. |
378 | (defconst viper-buffer-undo-list-mark 'viper) | |
9b70a748 | 379 | |
8626cfa2 | 380 | (defcustom viper-keep-point-on-undo nil |
9b70a748 | 381 | "*Non-nil means not to move point while undoing commands. |
3af0304a | 382 | This style is different from Emacs and Vi. Try it to see if |
1e70790f MK |
383 | it better fits your working style." |
384 | :type 'boolean | |
385 | :tag "Preserve Position of Point After Undo" | |
f1097063 | 386 | :group 'viper) |
9b70a748 MK |
387 | |
388 | ;; Replace mode and changing text | |
389 | ||
2eb4bdca | 390 | ;; Hack used to pass global states around for short period of time |
8626cfa2 MK |
391 | (viper-deflocalvar viper-intermediate-command nil "") |
392 | ||
393 | ;; This is used to pass the right Vi command key sequence to | |
394 | ;; viper-set-destructive-command whenever (this-command-keys) doesn't give the | |
3af0304a MK |
395 | ;; right result. For instance, in commands like c/bla<RET>, |
396 | ;; (this-command-keys) will return ^M, which invoked exit-minibuffer, while we | |
f1097063 | 397 | ;; need "c/" |
8626cfa2 | 398 | (defconst viper-this-command-keys nil) |
9b70a748 MK |
399 | |
400 | ;; Indicates that the current destructive command has started in replace mode. | |
8626cfa2 | 401 | (viper-deflocalvar viper-began-as-replace nil "") |
9b70a748 | 402 | |
8626cfa2 | 403 | (defcustom viper-allow-multiline-replace-regions t |
9b70a748 MK |
404 | "If non-nil, Viper will allow multi-line replace regions. |
405 | This is an extension to standard Vi. | |
406 | If nil, commands that attempt to replace text spanning multiple lines first | |
1e70790f MK |
407 | delete the text being replaced, as in standard Vi." |
408 | :type 'boolean | |
409 | :group 'viper) | |
410 | ||
8626cfa2 | 411 | (defcustom viper-replace-overlay-cursor-color "Red" |
1e70790f MK |
412 | "*Cursor color when Viper is in Replace state." |
413 | :type 'string | |
414 | :group 'viper) | |
8626cfa2 | 415 | (defcustom viper-insert-state-cursor-color "Green" |
1e70790f MK |
416 | "Cursor color when Viper is in insert state." |
417 | :type 'string | |
418 | :group 'viper) | |
9b70a748 | 419 | |
3af0304a MK |
420 | ;; internal var, used to remember the default cursor color of emacs frames |
421 | (defvar viper-vi-state-cursor-color nil) | |
f1097063 | 422 | |
8626cfa2 MK |
423 | (viper-deflocalvar viper-replace-overlay nil "") |
424 | (put 'viper-replace-overlay 'permanent-local t) | |
9b70a748 | 425 | |
8626cfa2 | 426 | (defcustom viper-replace-region-end-delimiter "$" |
9b70a748 | 427 | "A string marking the end of replacement regions. |
8626cfa2 | 428 | It is used only with TTYs or if `viper-use-replace-region-delimiters' |
1e70790f MK |
429 | is non-nil." |
430 | :type 'string | |
431 | :group 'viper) | |
8626cfa2 | 432 | (defcustom viper-replace-region-start-delimiter "" |
9b70a748 | 433 | "A string marking the beginning of replacement regions. |
8626cfa2 | 434 | It is used only with TTYs or if `viper-use-replace-region-delimiters' |
1e70790f MK |
435 | is non-nil." |
436 | :type 'string | |
437 | :group 'viper) | |
f1097063 | 438 | (defcustom viper-use-replace-region-delimiters |
96dffd25 MK |
439 | (or (not (viper-has-face-support-p)) |
440 | (and viper-xemacs-p (eq (viper-device-type) 'tty))) | |
8626cfa2 MK |
441 | "*If non-nil, Viper will always use `viper-replace-region-end-delimiter' and |
442 | `viper-replace-region-start-delimiter' to delimit replacement regions, even on | |
3af0304a | 443 | color displays. By default, the delimiters are used only on TTYs." |
1e70790f MK |
444 | :type 'boolean |
445 | :group 'viper) | |
3af0304a MK |
446 | |
447 | (defcustom viper-read-buffer-function 'read-buffer | |
448 | "Function to use for prompting the user for a buffer name." | |
449 | :type 'symbol | |
450 | :group 'viper) | |
f1097063 | 451 | |
9b70a748 | 452 | ;; XEmacs requires glyphs |
50a07e18 MK |
453 | (viper-cond-compile-for-xemacs-or-emacs |
454 | (progn ; xemacs | |
455 | (or (glyphp viper-replace-region-end-delimiter) | |
456 | (setq viper-replace-region-end-delimiter | |
457 | (make-glyph viper-replace-region-end-delimiter))) | |
458 | (or (glyphp viper-replace-region-start-delimiter) | |
459 | (setq viper-replace-region-start-delimiter | |
460 | (make-glyph viper-replace-region-start-delimiter))) | |
461 | ) | |
462 | nil ; emacs | |
463 | ) | |
464 | ||
f1097063 SS |
465 | |
466 | ||
9b70a748 | 467 | ;; These are local marker that must be initialized to nil and moved with |
8626cfa2 | 468 | ;; `viper-move-marker-locally' |
9b70a748 MK |
469 | ;; |
470 | ;; Remember the last position inside the replace region. | |
8626cfa2 | 471 | (viper-deflocalvar viper-last-posn-in-replace-region nil) |
9b70a748 | 472 | ;; Remember the last position while inserting |
8626cfa2 MK |
473 | (viper-deflocalvar viper-last-posn-while-in-insert-state nil) |
474 | (put 'viper-last-posn-in-replace-region 'permanent-local t) | |
475 | (put 'viper-last-posn-while-in-insert-state 'permanent-local t) | |
9b70a748 | 476 | |
8626cfa2 MK |
477 | (viper-deflocalvar viper-sitting-in-replace nil "") |
478 | (put 'viper-sitting-in-replace 'permanent-local t) | |
f1097063 | 479 | |
9b70a748 MK |
480 | ;; Remember the number of characters that have to be deleted in replace |
481 | ;; mode to compensate for the inserted characters. | |
8626cfa2 | 482 | (viper-deflocalvar viper-replace-chars-to-delete 0 "") |
34317da2 | 483 | ;; This variable is used internally by the before/after changed functions to |
3af0304a | 484 | ;; determine how many chars were deleted by the change. This can't be |
34317da2 MK |
485 | ;; determined inside after-change-functions because those get the length of the |
486 | ;; deleted region, not the number of chars deleted (which are two different | |
487 | ;; things under MULE). | |
488 | (viper-deflocalvar viper-replace-region-chars-deleted 0 "") | |
9b70a748 MK |
489 | |
490 | ;; Insertion ring and command ring | |
8626cfa2 | 491 | (defcustom viper-insertion-ring-size 14 |
1e70790f MK |
492 | "The size of history of inserted text. |
493 | This is a list where Viper keeps the history of previously inserted pieces of | |
494 | text." | |
495 | :type 'integer | |
8e41a31c | 496 | :group 'viper-misc) |
9b70a748 | 497 | ;; The insertion ring. |
8626cfa2 | 498 | (defvar viper-insertion-ring nil) |
3af0304a | 499 | ;; This is temp insertion ring. Used to do rotation for display purposes. |
8626cfa2 MK |
500 | ;; When rotation just started, it is initialized to viper-insertion-ring. |
501 | (defvar viper-temp-insertion-ring nil) | |
502 | (defvar viper-last-inserted-string-from-insertion-ring "") | |
9b70a748 | 503 | |
8626cfa2 | 504 | (defcustom viper-command-ring-size 14 |
1e70790f MK |
505 | "The size of history of Vi commands repeatable with dot." |
506 | :type 'integer | |
8e41a31c | 507 | :group 'viper-misc) |
9b70a748 | 508 | ;; The command ring. |
8626cfa2 | 509 | (defvar viper-command-ring nil) |
3af0304a | 510 | ;; This is temp command ring. Used to do rotation for display purposes. |
8626cfa2 MK |
511 | ;; When rotation just started, it is initialized to viper-command-ring. |
512 | (defvar viper-temp-command-ring nil) | |
9b70a748 | 513 | |
1e70790f | 514 | ;; Fast keyseq and ESC keyseq timeouts |
8626cfa2 | 515 | (defcustom viper-fast-keyseq-timeout 200 |
1e70790f | 516 | "*Key sequence separated by no more than this many milliseconds is viewed as a Vi-style macro, if such a macro is defined. |
3af0304a | 517 | Setting this too high may slow down your typing. Setting this value too low |
751d3bc4 | 518 | will make it hard to use Vi-style timeout macros." |
1e70790f | 519 | :type 'integer |
8e41a31c | 520 | :group 'viper-misc) |
1e70790f | 521 | |
8626cfa2 MK |
522 | (defcustom viper-ESC-keyseq-timeout (if (viper-window-display-p) |
523 | 0 viper-fast-keyseq-timeout) | |
1e70790f | 524 | "*Key sequence beginning with ESC and separated by no more than this many milliseconds is considered to be generated by a keyboard function key. |
3af0304a | 525 | Setting this too high may slow down switching from insert to vi state. Setting |
1e70790f MK |
526 | this value too low will make it impossible to use function keys in insert mode |
527 | on a dumb terminal." | |
528 | :type 'integer | |
8e41a31c | 529 | :group 'viper-misc) |
1e70790f | 530 | |
55d7ff38 MK |
531 | (defcustom viper-translate-all-ESC-keysequences (not (viper-window-display-p)) |
532 | "Allow translation of all key sequences into commands. | |
533 | Normally, Viper lets Emacs translate only those ESC key sequences that are | |
534 | defined in the low-level key-translation-map or function-key-map, such as those | |
535 | emitted by the arrow and function keys. Other sequences, e.g., \\e/, are | |
751d3bc4 | 536 | treated as ESC command followed by a `/'. This is done for people who type fast |
55d7ff38 | 537 | and tend to hit other characters right after they hit ESC. Other people like |
a1506d29 | 538 | Emacs to translate ESC sequences all the time. |
55d7ff38 MK |
539 | The default is to translate all sequences only when using a dumb terminal. |
540 | This permits you to use ESC as a meta key in insert mode." | |
541 | :type 'boolean | |
542 | :group 'viper-misc) | |
543 | ||
9b70a748 MK |
544 | ;; Modes and related variables |
545 | ||
546 | ;; Current mode. One of: `emacs-state', `vi-state', `insert-state' | |
8626cfa2 | 547 | (viper-deflocalvar viper-current-state 'emacs-state) |
9b70a748 MK |
548 | |
549 | ||
550 | ;; Autoindent in insert | |
551 | ||
552 | ;; Variable that keeps track of whether C-t has been pressed. | |
8626cfa2 | 553 | (viper-deflocalvar viper-cted nil "") |
9b70a748 MK |
554 | |
555 | ;; Preserve the indent value, used by C-d in insert mode. | |
8626cfa2 | 556 | (viper-deflocalvar viper-current-indent 0) |
9b70a748 MK |
557 | |
558 | ;; Whether to preserve the indent, used by C-d in insert mode. | |
8626cfa2 | 559 | (viper-deflocalvar viper-preserve-indent nil) |
9b70a748 | 560 | |
8626cfa2 MK |
561 | (viper-deflocalvar viper-auto-indent nil "") |
562 | (defcustom viper-auto-indent nil | |
1e70790f MK |
563 | "*Enable autoindent, if t. |
564 | This is a buffer-local variable." | |
565 | :type 'boolean | |
566 | :group 'viper) | |
567 | ||
8626cfa2 MK |
568 | (viper-deflocalvar viper-electric-mode t "") |
569 | (defcustom viper-electric-mode t | |
1e70790f MK |
570 | "*If t, electrify Viper. |
571 | Currently, this only electrifies auto-indentation, making it appropriate to the | |
572 | mode of the buffer. | |
573 | This means that auto-indentation will depart from standard Vi and will indent | |
3af0304a | 574 | appropriate to the mode of the buffer. This is especially useful for editing |
1e70790f MK |
575 | programs and LaTeX documents." |
576 | :type 'boolean | |
577 | :group 'viper) | |
578 | ||
8626cfa2 | 579 | (defcustom viper-shift-width 8 |
2eb4bdca MK |
580 | "*The value of the shiftwidth. |
581 | This determines the number of columns by which the Ctl-t moves the cursor in | |
582 | the Insert state." | |
1e70790f MK |
583 | :type 'integer |
584 | :group 'viper) | |
9b70a748 MK |
585 | |
586 | ;; Variables for repeating destructive commands | |
587 | ||
8626cfa2 | 588 | (defcustom viper-keep-point-on-repeat t |
9b70a748 MK |
589 | "*If t, don't move point when repeating previous command. |
590 | This is useful for doing repeated changes with the '.' key. | |
591 | The user can change this to nil, if she likes when the cursor moves | |
1e70790f MK |
592 | to a new place after repeating previous Vi command." |
593 | :type 'boolean | |
f1097063 | 594 | :group 'viper) |
9b70a748 MK |
595 | |
596 | ;; Remember insert point as a marker. This is a local marker that must be | |
8626cfa2 MK |
597 | ;; initialized to nil and moved with `viper-move-marker-locally'. |
598 | (viper-deflocalvar viper-insert-point nil) | |
599 | (put 'viper-insert-point 'permanent-local t) | |
9b70a748 MK |
600 | |
601 | ;; This remembers the point before dabbrev-expand was called. | |
8626cfa2 MK |
602 | ;; If viper-insert-point turns out to be bigger than that, it is reset |
603 | ;; back to viper-pre-command-point. | |
9b70a748 MK |
604 | ;; The reason this is needed is because dabbrev-expand (and possibly |
605 | ;; others) may jump to before the insertion point, delete something and | |
3af0304a | 606 | ;; then reinsert a bigger piece. For instance: bla^blo |
8626cfa2 | 607 | ;; If dabbrev-expand is called after `blo' and ^ undicates viper-insert-point, |
3af0304a MK |
608 | ;; then point jumps to the beginning of `blo'. If expansion is found, `blablo' |
609 | ;; is deleted, and we have |^, where | denotes point. Next, dabbrev-expand | |
9b70a748 MK |
610 | ;; will insert the expansion, and we get: blablo^ |
611 | ;; Whatever we insert next goes before the ^, i.e., before the | |
3af0304a MK |
612 | ;; viper-insert-point marker. So, Viper will think that nothing was |
613 | ;; inserted. Remembering the orig position of the marker circumvents the | |
9b70a748 MK |
614 | ;; problem. |
615 | ;; We don't know of any command, except dabbrev-expand, that has the same | |
3af0304a | 616 | ;; problem. However, the same trick can be used if such a command is |
9b70a748 MK |
617 | ;; discovered later. |
618 | ;; | |
8626cfa2 MK |
619 | (viper-deflocalvar viper-pre-command-point nil) |
620 | (put 'viper-pre-command-point 'permanent-local t) ; this is probably an overkill | |
9b70a748 MK |
621 | |
622 | ;; This is used for saving inserted text. | |
8626cfa2 | 623 | (defvar viper-last-insertion nil) |
f1097063 | 624 | |
9b70a748 | 625 | ;; Remembers the last replaced region. |
8626cfa2 | 626 | (defvar viper-last-replace-region "") |
f1097063 | 627 | |
9b70a748 | 628 | ;; Remember com point as a marker. |
3af0304a | 629 | ;; This is a local marker. Should be moved with `viper-move-marker-locally' |
8626cfa2 | 630 | (viper-deflocalvar viper-com-point nil) |
9b70a748 MK |
631 | |
632 | ;; If non-nil, the value is a list (M-COM VAL COM REG inserted-text cmd-keys) | |
633 | ;; It is used to re-execute last destructive command. | |
634 | ;; M-COM is a Lisp symbol representing the function to be executed. | |
635 | ;; VAL is the prefix argument that was used with that command. | |
636 | ;; COM is an internal descriptor, such as ?r, ?c, ?C, which contains | |
637 | ;; additional information on how the function in M-COM is to be handled. | |
638 | ;; REG is the register used by command | |
639 | ;; INSERTED-TEXT is text inserted by that command (in case of o, c, C, i, r | |
640 | ;; commands). | |
641 | ;; COMMAND-KEYS are the keys that were typed to invoke the command. | |
8626cfa2 | 642 | (defvar viper-d-com nil) |
9b70a748 MK |
643 | |
644 | ;; The character remembered by the Vi `r' command. | |
8626cfa2 | 645 | (defvar viper-d-char nil) |
9b70a748 MK |
646 | |
647 | ;; Name of register to store deleted or yanked strings | |
8626cfa2 | 648 | (defvar viper-use-register nil) |
9b70a748 MK |
649 | |
650 | ||
34317da2 | 651 | ;;; Variables for Moves and Searches |
9b70a748 | 652 | |
8e41a31c MK |
653 | (defgroup viper-search nil |
654 | "Variables that define the search and query-replace behavior of Viper." | |
655 | :prefix "viper-" | |
656 | :group 'viper) | |
657 | ||
9b70a748 | 658 | ;; For use by `;' command. |
8626cfa2 | 659 | (defvar viper-f-char nil) |
9b70a748 MK |
660 | |
661 | ;; For use by `.' command. | |
8626cfa2 | 662 | (defvar viper-F-char nil) |
9b70a748 MK |
663 | |
664 | ;; For use by `;' command. | |
8626cfa2 | 665 | (defvar viper-f-forward nil) |
9b70a748 MK |
666 | |
667 | ;; For use by `;' command. | |
8626cfa2 | 668 | (defvar viper-f-offset nil) |
9b70a748 MK |
669 | |
670 | ;; Last search string | |
8626cfa2 | 671 | (defvar viper-s-string "") |
9b70a748 | 672 | |
8626cfa2 | 673 | (defcustom viper-quote-string "> " |
1e70790f MK |
674 | "String inserted at the beginning of quoted region." |
675 | :type 'string | |
676 | :group 'viper) | |
9b70a748 MK |
677 | |
678 | ;; If t, search is forward. | |
8626cfa2 | 679 | (defvar viper-s-forward nil) |
9b70a748 | 680 | |
8626cfa2 | 681 | (defcustom viper-case-fold-search nil |
1e70790f MK |
682 | "*If not nil, search ignores cases." |
683 | :type 'boolean | |
8e41a31c | 684 | :group 'viper-search) |
9b70a748 | 685 | |
8626cfa2 | 686 | (defcustom viper-re-search t |
1e70790f MK |
687 | "*If not nil, search is regexp search, otherwise vanilla search." |
688 | :type 'boolean | |
689 | :tag "Regexp Search" | |
8e41a31c | 690 | :group 'viper-search) |
9b70a748 | 691 | |
8626cfa2 | 692 | (defcustom viper-search-scroll-threshold 2 |
9b70a748 MK |
693 | "*If search lands within this threshnold from the window top/bottom, |
694 | the window will be scrolled up or down appropriately, to reveal context. | |
695 | If you want Viper search to behave as usual in Vi, set this variable to a | |
1e70790f MK |
696 | negative number." |
697 | :type 'boolean | |
8e41a31c | 698 | :group 'viper-search) |
1e70790f | 699 | |
8626cfa2 | 700 | (defcustom viper-re-query-replace t |
1e70790f MK |
701 | "*If t then do regexp replace, if nil then do string replace." |
702 | :type 'boolean | |
703 | :tag "Regexp Query Replace" | |
8e41a31c | 704 | :group 'viper-search) |
1e70790f | 705 | |
8626cfa2 | 706 | (defcustom viper-re-replace t |
3af0304a | 707 | "*If t, do regexp replace. nil means do string replace." |
1e70790f MK |
708 | :type 'boolean |
709 | :tag "Regexp Replace" | |
8e41a31c | 710 | :group 'viper-search) |
1e70790f | 711 | |
8626cfa2 | 712 | (defcustom viper-parse-sexp-ignore-comments t |
1e70790f MK |
713 | "*If t, `%' ignores the parentheses that occur inside comments." |
714 | :type 'boolean | |
715 | :group 'viper) | |
716 | ||
8626cfa2 MK |
717 | (viper-deflocalvar viper-ex-style-motion t "") |
718 | (defcustom viper-ex-style-motion t | |
1e70790f MK |
719 | "*If t, the commands l,h do not cross lines, etc (Ex-style). |
720 | If nil, these commands cross line boundaries." | |
721 | :type 'boolean | |
722 | :group 'viper) | |
723 | ||
34317da2 MK |
724 | (viper-deflocalvar viper-ex-style-editing t "") |
725 | (defcustom viper-ex-style-editing t | |
726 | "*If t, Ex-style behavior while editing in Vi command and insert states. | |
727 | `Backspace' and `Delete' don't cross line boundaries in insert. | |
728 | `X' and `x' can't delete characters across line boundary in Vi, etc. | |
1e70790f | 729 | Note: this doesn't preclude `Backspace' and `Delete' from deleting characters |
3af0304a | 730 | by moving past the insertion point. This is a feature, not a bug. |
34317da2 MK |
731 | |
732 | If nil, the above commands can work across lines." | |
1e70790f MK |
733 | :type 'boolean |
734 | :group 'viper) | |
735 | ||
34317da2 | 736 | (viper-deflocalvar viper-ESC-moves-cursor-back viper-ex-style-editing "") |
8626cfa2 | 737 | (defcustom viper-ESC-moves-cursor-back nil |
1e70790f | 738 | "*If t, ESC moves cursor back when changing from insert to vi state. |
34317da2 | 739 | If nil, the cursor stays where it was when ESC was hit." |
1e70790f MK |
740 | :type 'boolean |
741 | :group 'viper) | |
742 | ||
8626cfa2 MK |
743 | (viper-deflocalvar viper-delete-backwards-in-replace nil "") |
744 | (defcustom viper-delete-backwards-in-replace nil | |
9b70a748 | 745 | "*If t, DEL key will delete characters while moving the cursor backwards. |
1e70790f MK |
746 | If nil, the cursor will move backwards without deleting anything." |
747 | :type 'boolean | |
748 | :group 'viper) | |
749 | ||
8626cfa2 | 750 | (defcustom viper-buffer-search-char nil |
3af0304a | 751 | "*Key used for buffer-searching. Must be a character type, e.g., ?g." |
1e70790f | 752 | :type '(choice (const nil) character) |
8e41a31c | 753 | :group 'viper-search) |
1e70790f | 754 | |
8626cfa2 | 755 | (defcustom viper-search-wrap-around-t t |
1e70790f MK |
756 | "*If t, search wraps around." |
757 | :type 'boolean | |
758 | :tag "Search Wraps Around" | |
8e41a31c | 759 | :group 'viper-search) |
f1097063 | 760 | |
8626cfa2 MK |
761 | (viper-deflocalvar viper-related-files-and-buffers-ring nil "") |
762 | (defcustom viper-related-files-and-buffers-ring nil | |
1e70790f MK |
763 | "*List of file and buffer names that are considered to be related to the current buffer. |
764 | Related buffers can be cycled through via :R and :P commands." | |
765 | :type 'boolean | |
8e41a31c | 766 | :group 'viper-misc) |
8626cfa2 | 767 | (put 'viper-related-files-and-buffers-ring 'permanent-local t) |
9b70a748 MK |
768 | |
769 | ;; Used to find out if we are done with searching the current buffer. | |
8626cfa2 | 770 | (viper-deflocalvar viper-local-search-start-marker nil) |
9b70a748 | 771 | ;; As above, but global |
8626cfa2 | 772 | (defvar viper-search-start-marker (make-marker)) |
9b70a748 MK |
773 | |
774 | ;; the search overlay | |
8626cfa2 | 775 | (viper-deflocalvar viper-search-overlay nil) |
9b70a748 MK |
776 | |
777 | ||
f1097063 | 778 | (defvar viper-heading-start |
9b70a748 MK |
779 | (concat "^\\s-*(\\s-*defun\\s-\\|" ; lisp |
780 | "^{\\s-*$\\|^[_a-zA-Z][^()]*[()].*{\\s-*$\\|" ; C/C++ | |
781 | "^\\s-*class.*{\\|^\\s-*struct.*{\\|^\\s-*enum.*{\\|" | |
782 | "^\\\\[sb][a-z]*{.*}\\s-*$\\|" ; latex | |
783 | "^@node\\|@table\\|^@m?enu\\|^@itemize\\|^@if\\|" ; texinfo | |
784 | "^.+:-") ; prolog | |
3af0304a | 785 | "*Regexps for Headings. Used by \[\[ and \]\].") |
9b70a748 | 786 | |
f1097063 | 787 | (defvar viper-heading-end |
9b70a748 MK |
788 | (concat "^}\\|" ; C/C++ |
789 | "^\\\\end{\\|" ; latex | |
790 | "^@end \\|" ; texinfo | |
791 | ")\n\n[ \t\n]*\\|" ; lisp | |
792 | "\\.\\s-*$") ; prolog | |
3af0304a | 793 | "*Regexps to end Headings/Sections. Used by \[\].") |
9b70a748 MK |
794 | |
795 | ||
796 | ;; These two vars control the interaction of jumps performed by ' and `. | |
797 | ;; In this new version, '' doesn't erase the marks set by ``, so one can | |
798 | ;; use both kinds of jumps interchangeably and without loosing positions | |
799 | ;; inside the lines. | |
800 | ||
801 | ;; Remembers position of the last jump done using ``'. | |
8626cfa2 | 802 | (viper-deflocalvar viper-last-jump nil) |
9b70a748 | 803 | ;; Remembers position of the last jump done using `''. |
8626cfa2 | 804 | (viper-deflocalvar viper-last-jump-ignore 0) |
9b70a748 MK |
805 | |
806 | ;; History variables | |
807 | ||
808 | ;; History of search strings. | |
8626cfa2 | 809 | (defvar viper-search-history (list "")) |
9b70a748 | 810 | ;; History of query-replace strings used as a source. |
8626cfa2 | 811 | (defvar viper-replace1-history nil) |
9b70a748 | 812 | ;; History of query-replace strings used as replacement. |
8626cfa2 | 813 | (defvar viper-replace2-history nil) |
9b70a748 | 814 | ;; History of region quoting strings. |
8626cfa2 | 815 | (defvar viper-quote-region-history (list viper-quote-string)) |
9b70a748 | 816 | ;; History of Ex-style commands. |
8626cfa2 | 817 | (defvar viper-ex-history nil) |
9b70a748 | 818 | ;; History of shell commands. |
8626cfa2 | 819 | (defvar viper-shell-history nil) |
9b70a748 MK |
820 | |
821 | ||
3af0304a | 822 | ;; Last shell command. There are two of these, one for Ex (in viper-ex) |
9b70a748 MK |
823 | ;; and one for Vi. |
824 | ||
825 | ;; Last shell command executed with ! command. | |
8626cfa2 | 826 | (defvar viper-last-shell-com nil) |
9b70a748 | 827 | |
41497c90 MK |
828 | \f |
829 | ;;; Face-saving tricks | |
830 | ||
41497c90 MK |
831 | (defun viper-hide-face (face) |
832 | (if (and (viper-has-face-support-p) viper-emacs-p) | |
833 | (add-to-list 'facemenu-unlisted-faces face))) | |
834 | ||
835 | ||
836 | (defgroup viper-highlighting nil | |
837 | "Hilighting of replace region, search pattern, minibuffer, etc." | |
838 | :prefix "viper-" | |
839 | :group 'viper) | |
840 | ||
41497c90 MK |
841 | |
842 | (defface viper-search-face | |
843 | '((((class color)) (:foreground "Black" :background "khaki")) | |
2d30d788 | 844 | (t (:underline t :stipple "gray3"))) |
41497c90 MK |
845 | "*Face used to flash out the search pattern." |
846 | :group 'viper-highlighting) | |
3af0304a | 847 | ;; An internal variable. Viper takes the face from here. |
8e41a31c MK |
848 | (defvar viper-search-face 'viper-search-face |
849 | "Face used to flash out the search pattern. | |
3af0304a | 850 | DO NOT CHANGE this variable. Instead, use the customization widget |
8e41a31c MK |
851 | to customize the actual face object `viper-search-face' |
852 | this variable represents.") | |
41497c90 | 853 | (viper-hide-face 'viper-search-face) |
f1097063 | 854 | |
41497c90 MK |
855 | |
856 | (defface viper-replace-overlay-face | |
857 | '((((class color)) (:foreground "Black" :background "darkseagreen2")) | |
2d30d788 | 858 | (t (:underline t :stipple "gray3"))) |
41497c90 MK |
859 | "*Face for highlighting replace regions on a window display." |
860 | :group 'viper-highlighting) | |
3af0304a | 861 | ;; An internal variable. Viper takes the face from here. |
8e41a31c MK |
862 | (defvar viper-replace-overlay-face 'viper-replace-overlay-face |
863 | "Face for highlighting replace regions on a window display. | |
3af0304a | 864 | DO NOT CHANGE this variable. Instead, use the customization widget |
8e41a31c MK |
865 | to customize the actual face object `viper-replace-overlay-face' |
866 | this variable represents.") | |
41497c90 MK |
867 | (viper-hide-face 'viper-replace-overlay-face) |
868 | ||
41497c90 MK |
869 | |
870 | (defface viper-minibuffer-emacs-face | |
871 | '((((class color)) (:foreground "Black" :background "darkseagreen2")) | |
e31c1fd5 | 872 | (t (:weight bold))) |
41497c90 MK |
873 | "Face used in the Minibuffer when it is in Emacs state." |
874 | :group 'viper-highlighting) | |
3af0304a | 875 | ;; An internal variable. Viper takes the face from here. |
8e41a31c MK |
876 | (defvar viper-minibuffer-emacs-face 'viper-minibuffer-emacs-face |
877 | "Face used in the Minibuffer when it is in Emacs state. | |
3af0304a | 878 | DO NOT CHANGE this variable. Instead, use the customization widget |
8e41a31c MK |
879 | to customize the actual face object `viper-minibuffer-emacs-face' |
880 | this variable represents.") | |
41497c90 | 881 | (viper-hide-face 'viper-minibuffer-emacs-face) |
f1097063 | 882 | |
41497c90 MK |
883 | |
884 | (defface viper-minibuffer-insert-face | |
885 | '((((class color)) (:foreground "Black" :background "pink")) | |
e31c1fd5 | 886 | (t (:slant italic))) |
41497c90 MK |
887 | "Face used in the Minibuffer when it is in Insert state." |
888 | :group 'viper-highlighting) | |
3af0304a | 889 | ;; An internal variable. Viper takes the face from here. |
8e41a31c MK |
890 | (defvar viper-minibuffer-insert-face 'viper-minibuffer-insert-face |
891 | "Face used in the Minibuffer when it is in Insert state. | |
3af0304a | 892 | DO NOT CHANGE this variable. Instead, use the customization widget |
8e41a31c MK |
893 | to customize the actual face object `viper-minibuffer-insert-face' |
894 | this variable represents.") | |
41497c90 | 895 | (viper-hide-face 'viper-minibuffer-insert-face) |
f1097063 | 896 | |
41497c90 MK |
897 | |
898 | (defface viper-minibuffer-vi-face | |
899 | '((((class color)) (:foreground "DarkGreen" :background "grey")) | |
900 | (t (:inverse-video t))) | |
901 | "Face used in the Minibuffer when it is in Vi state." | |
902 | :group 'viper-highlighting) | |
3af0304a | 903 | ;; An internal variable. Viper takes the face from here. |
8e41a31c MK |
904 | (defvar viper-minibuffer-vi-face 'viper-minibuffer-vi-face |
905 | "Face used in the Minibuffer when it is in Vi state. | |
3af0304a | 906 | DO NOT CHANGE this variable. Instead, use the customization widget |
8e41a31c MK |
907 | to customize the actual face object `viper-minibuffer-vi-face' |
908 | this variable represents.") | |
41497c90 | 909 | (viper-hide-face 'viper-minibuffer-vi-face) |
f1097063 | 910 | |
41497c90 | 911 | ;; the current face to be used in the minibuffer |
8e41a31c MK |
912 | (viper-deflocalvar |
913 | viper-minibuffer-current-face viper-minibuffer-emacs-face "") | |
9b70a748 MK |
914 | |
915 | \f | |
916 | ;;; Miscellaneous | |
917 | ||
8626cfa2 | 918 | (defvar viper-inhibit-startup-message nil |
9b70a748 MK |
919 | "Whether Viper startup message should be inhibited.") |
920 | ||
8626cfa2 | 921 | (defcustom viper-spell-function 'ispell-region |
1e70790f MK |
922 | "Spell function used by #s<move> command to spell." |
923 | :type 'function | |
8e41a31c | 924 | :group 'viper-misc) |
9b70a748 | 925 | |
8626cfa2 | 926 | (defcustom viper-tags-file-name "TAGS" |
1e70790f MK |
927 | "The tags file used by Viper." |
928 | :type 'string | |
8e41a31c | 929 | :group 'viper-misc) |
9b70a748 | 930 | |
3af0304a MK |
931 | (defcustom viper-change-notification-threshold 1 |
932 | "Notify the user when this many lines or characters have been deleted/yanked. | |
933 | For line-deleting/yanking commands (like `dd', `yy'), the value denotes the | |
934 | number of lines. For character-based commands (such as `x', `dw', etc.), the | |
935 | value refers to the number of characters affected." | |
936 | :type 'integer | |
937 | :group 'viper-misc) | |
938 | ||
9b70a748 MK |
939 | ;; Minibuffer |
940 | ||
8626cfa2 | 941 | (defcustom viper-vi-style-in-minibuffer t |
9b70a748 | 942 | "If t, use vi-style editing in minibuffer. |
8626cfa2 | 943 | Should be set in `~/.viper' file." |
1e70790f MK |
944 | :type 'boolean |
945 | :group 'viper) | |
f1097063 | 946 | |
9b70a748 | 947 | ;; overlay used in the minibuffer to indicate which state it is in |
8626cfa2 | 948 | (viper-deflocalvar viper-minibuffer-overlay nil) |
3af0304a | 949 | (put 'viper-minibuffer-overlay 'permanent-local t) |
9b70a748 MK |
950 | |
951 | ;; Hook, specific to Viper, which is run just *before* exiting the minibuffer. | |
2eb4bdca MK |
952 | ;; This is needed because beginning with Emacs 19.26, the standard |
953 | ;; `minibuffer-exit-hook' is run *after* exiting the minibuffer | |
954 | (defvar viper-minibuffer-exit-hook nil) | |
f1097063 | 955 | |
9b70a748 MK |
956 | |
957 | ;; Mode line | |
8626cfa2 | 958 | (defconst viper-vi-state-id "<V> " |
9b70a748 | 959 | "Mode line tag identifying the Vi mode of Viper.") |
8626cfa2 | 960 | (defconst viper-emacs-state-id "<E> " |
9b70a748 | 961 | "Mode line tag identifying the Emacs mode of Viper.") |
8626cfa2 | 962 | (defconst viper-insert-state-id "<I> " |
9b70a748 | 963 | "Mode line tag identifying the Insert mode of Viper.") |
8626cfa2 | 964 | (defconst viper-replace-state-id "<R> " |
9b70a748 MK |
965 | "Mode line tag identifying the Replace mode of Viper.") |
966 | ||
9b70a748 | 967 | |
8e41a31c MK |
968 | (defgroup viper-hooks nil |
969 | "Viper hooks." | |
970 | :prefix "viper-" | |
971 | :group 'viper) | |
972 | ||
7d027816 | 973 | (defcustom viper-vi-state-hook 'viper-restore-cursor-type |
1e70790f MK |
974 | "*Hooks run just before the switch to Vi mode is completed." |
975 | :type 'hook | |
8e41a31c | 976 | :group 'viper-hooks) |
7d027816 | 977 | (defcustom viper-insert-state-hook 'viper-set-insert-cursor-type |
1e70790f MK |
978 | "*Hooks run just before the switch to Insert mode is completed." |
979 | :type 'hook | |
8e41a31c | 980 | :group 'viper-hooks) |
7d027816 | 981 | (defcustom viper-replace-state-hook 'viper-restore-cursor-type |
1e70790f MK |
982 | "*Hooks run just before the switch to Replace mode is completed." |
983 | :type 'hook | |
8e41a31c | 984 | :group 'viper-hooks) |
7d027816 | 985 | (defcustom viper-emacs-state-hook 'viper-restore-cursor-type |
1e70790f MK |
986 | "*Hooks run just before the switch to Emacs mode is completed." |
987 | :type 'hook | |
8e41a31c | 988 | :group 'viper-hooks) |
f1097063 | 989 | |
8626cfa2 | 990 | (defcustom viper-load-hook nil |
1e70790f MK |
991 | "Hooks run just after loading Viper." |
992 | :type 'hook | |
8e41a31c | 993 | :group 'viper-hooks) |
f1097063 | 994 | |
7d027816 | 995 | (defun viper-restore-cursor-type () |
bea3997a MK |
996 | (condition-case nil |
997 | (if viper-xemacs-p | |
998 | (setq bar-cursor nil) | |
999 | (setq cursor-type default-cursor-type)) | |
50a07e18 | 1000 | (error nil))) |
7d027816 MK |
1001 | |
1002 | (defun viper-set-insert-cursor-type () | |
1003 | (if viper-xemacs-p | |
1004 | (setq bar-cursor 2) | |
1005 | (setq cursor-type '(bar . 2)))) | |
1006 | ||
1e70790f MK |
1007 | |
1008 | ;;; Local Variables: | |
8626cfa2 | 1009 | ;;; eval: (put 'viper-deflocalvar 'lisp-indent-hook 'defun) |
1e70790f MK |
1010 | ;;; End: |
1011 | ||
ab5796a9 | 1012 | ;;; arch-tag: 4efa2416-1fcb-4690-be10-1a2a0248d250 |
60370d40 | 1013 | ;;; viper-init.el ends here |