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1 | ;; Calculator for GNU Emacs, part II [calc-yank.el] |
2 | ;; Copyright (C) 1990, 1991, 1992, 1993 Free Software Foundation, Inc. | |
3 | ;; Written by Dave Gillespie, daveg@synaptics.com. | |
4 | ||
5 | ;; This file is part of GNU Emacs. | |
6 | ||
7 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
8 | ;; but WITHOUT ANY WARRANTY. No author or distributor | |
9 | ;; accepts responsibility to anyone for the consequences of using it | |
10 | ;; or for whether it serves any particular purpose or works at all, | |
11 | ;; unless he says so in writing. Refer to the GNU Emacs General Public | |
12 | ;; License for full details. | |
13 | ||
14 | ;; Everyone is granted permission to copy, modify and redistribute | |
15 | ;; GNU Emacs, but only under the conditions described in the | |
16 | ;; GNU Emacs General Public License. A copy of this license is | |
17 | ;; supposed to have been given to you along with GNU Emacs so you | |
18 | ;; can know your rights and responsibilities. It should be in a | |
19 | ;; file named COPYING. Among other things, the copyright notice | |
20 | ;; and this notice must be preserved on all copies. | |
21 | ||
22 | ||
23 | ||
24 | ;; This file is autoloaded from calc-ext.el. | |
25 | (require 'calc-ext) | |
26 | ||
27 | (require 'calc-macs) | |
28 | ||
29 | (defun calc-Need-calc-yank () nil) | |
30 | ||
31 | ||
32 | ;;; Kill ring commands. | |
33 | ||
34 | (defun calc-kill (nn &optional no-delete) | |
35 | (interactive "P") | |
36 | (if (eq major-mode 'calc-mode) | |
37 | (calc-wrapper | |
38 | (calc-force-refresh) | |
39 | (calc-set-command-flag 'no-align) | |
40 | (let ((num (max (calc-locate-cursor-element (point)) 1)) | |
41 | (n (prefix-numeric-value nn))) | |
42 | (if (< n 0) | |
43 | (progn | |
44 | (if (eobp) | |
45 | (setq num (1- num))) | |
46 | (setq num (- num n) | |
47 | n (- n)))) | |
48 | (let ((stuff (calc-top-list n (- num n -1)))) | |
49 | (calc-cursor-stack-index num) | |
50 | (let ((first (point))) | |
51 | (calc-cursor-stack-index (- num n)) | |
52 | (if (null nn) | |
53 | (backward-char 1)) ; don't include newline for raw C-k | |
54 | (copy-region-as-kill first (point)) | |
55 | (if (not no-delete) | |
56 | (calc-pop-stack n (- num n -1)))) | |
57 | (setq calc-last-kill (cons (car kill-ring) stuff))))) | |
58 | (kill-line nn)) | |
59 | ) | |
60 | ||
61 | (defun calc-force-refresh () | |
62 | (if (or calc-executing-macro calc-display-dirty) | |
63 | (let ((calc-executing-macro nil)) | |
64 | (calc-refresh))) | |
65 | ) | |
66 | ||
67 | (defun calc-locate-cursor-element (pt) | |
68 | (save-excursion | |
69 | (goto-char (point-max)) | |
70 | (calc-locate-cursor-scan (- calc-stack-top) calc-stack pt)) | |
71 | ) | |
72 | ||
73 | (defun calc-locate-cursor-scan (n stack pt) | |
74 | (if (or (<= (point) pt) | |
75 | (null stack)) | |
76 | n | |
77 | (forward-line (- (nth 1 (car stack)))) | |
78 | (calc-locate-cursor-scan (1+ n) (cdr stack) pt)) | |
79 | ) | |
80 | ||
81 | (defun calc-kill-region (top bot &optional no-delete) | |
82 | (interactive "r") | |
83 | (if (eq major-mode 'calc-mode) | |
84 | (calc-wrapper | |
85 | (calc-force-refresh) | |
86 | (calc-set-command-flag 'no-align) | |
87 | (let* ((top-num (calc-locate-cursor-element top)) | |
88 | (bot-num (calc-locate-cursor-element (1- bot))) | |
89 | (num (- top-num bot-num -1))) | |
90 | (copy-region-as-kill top bot) | |
91 | (setq calc-last-kill (cons (car kill-ring) | |
92 | (calc-top-list num bot-num))) | |
93 | (if (not no-delete) | |
94 | (calc-pop-stack num bot-num)))) | |
95 | (if no-delete | |
96 | (copy-region-as-kill top bot) | |
97 | (kill-region top bot))) | |
98 | ) | |
99 | ||
100 | (defun calc-copy-as-kill (n) | |
101 | (interactive "P") | |
102 | (calc-kill n t) | |
103 | ) | |
104 | ||
105 | (defun calc-copy-region-as-kill (top bot) | |
106 | (interactive "r") | |
107 | (calc-kill-region top bot t) | |
108 | ) | |
109 | ||
110 | ;;; This function uses calc-last-kill if possible to get an exact result, | |
111 | ;;; otherwise it just parses the yanked string. | |
112 | ;;; Modified to use Emacs 19 extended concept of kill-ring. -- daveg 12/15/96 | |
113 | (defun calc-yank () | |
114 | (interactive) | |
115 | (calc-wrapper | |
116 | (calc-pop-push-record-list | |
117 | 0 "yank" | |
118 | (let ((thing (if (fboundp 'current-kill) | |
119 | (current-kill 0 t) | |
120 | (car kill-ring-yank-pointer)))) | |
121 | (if (eq (car-safe calc-last-kill) thing) | |
122 | (cdr calc-last-kill) | |
123 | (if (stringp thing) | |
124 | (let ((val (math-read-exprs (calc-clean-newlines thing)))) | |
125 | (if (eq (car-safe val) 'error) | |
126 | (progn | |
127 | (setq val (math-read-exprs thing)) | |
128 | (if (eq (car-safe val) 'error) | |
129 | (error "Bad format in yanked data") | |
130 | val)) | |
131 | val))))))) | |
132 | ) | |
133 | ||
134 | (defun calc-clean-newlines (s) | |
135 | (cond | |
136 | ||
137 | ;; Omit leading/trailing whitespace | |
138 | ((or (string-match "\\`[ \n\r]+\\([^\001]*\\)\\'" s) | |
139 | (string-match "\\`\\([^\001]*\\)[ \n\r]+\\'" s)) | |
140 | (calc-clean-newlines (math-match-substring s 1))) | |
141 | ||
142 | ;; Convert newlines to commas | |
143 | ((string-match "\\`\\(.*\\)[\n\r]+\\([^\001]*\\)\\'" s) | |
144 | (calc-clean-newlines (concat (math-match-substring s 1) "," | |
145 | (math-match-substring s 2)))) | |
146 | ||
147 | (t s)) | |
148 | ) | |
149 | ||
150 | ||
151 | (defun calc-do-grab-region (top bot arg) | |
152 | (and (memq major-mode '(calc-mode calc-trail-mode)) | |
153 | (error "This command works only in a regular text buffer.")) | |
154 | (let* ((from-buffer (current-buffer)) | |
155 | (calc-was-started (get-buffer-window "*Calculator*")) | |
156 | (single nil) | |
157 | data vals pos) | |
158 | (if arg | |
159 | (if (consp arg) | |
160 | (setq single t) | |
161 | (setq arg (prefix-numeric-value arg)) | |
162 | (if (= arg 0) | |
163 | (save-excursion | |
164 | (beginning-of-line) | |
165 | (setq top (point)) | |
166 | (end-of-line) | |
167 | (setq bot (point))) | |
168 | (save-excursion | |
169 | (setq top (point)) | |
170 | (forward-line arg) | |
171 | (if (> arg 0) | |
172 | (setq bot (point)) | |
173 | (setq bot top | |
174 | top (point))))))) | |
175 | (setq data (buffer-substring top bot)) | |
176 | (calc) | |
177 | (if single | |
178 | (setq vals (math-read-expr data)) | |
179 | (setq vals (math-read-expr (concat "[" data "]"))) | |
180 | (and (eq (car-safe vals) 'vec) | |
181 | (= (length vals) 2) | |
182 | (eq (car-safe (nth 1 vals)) 'vec) | |
183 | (setq vals (nth 1 vals)))) | |
184 | (if (eq (car-safe vals) 'error) | |
185 | (progn | |
186 | (if calc-was-started | |
187 | (pop-to-buffer from-buffer) | |
188 | (calc-quit t) | |
189 | (switch-to-buffer from-buffer)) | |
190 | (goto-char top) | |
191 | (forward-char (+ (nth 1 vals) (if single 0 1))) | |
192 | (error (nth 2 vals)))) | |
193 | (calc-slow-wrapper | |
194 | (calc-enter-result 0 "grab" vals))) | |
195 | ) | |
196 | ||
197 | ||
198 | (defun calc-do-grab-rectangle (top bot arg &optional reduce) | |
199 | (and (memq major-mode '(calc-mode calc-trail-mode)) | |
200 | (error "This command works only in a regular text buffer.")) | |
201 | (let* ((col1 (save-excursion (goto-char top) (current-column))) | |
202 | (col2 (save-excursion (goto-char bot) (current-column))) | |
203 | (from-buffer (current-buffer)) | |
204 | (calc-was-started (get-buffer-window "*Calculator*")) | |
205 | data mat vals lnum pt pos) | |
206 | (if (= col1 col2) | |
207 | (save-excursion | |
208 | (or (= col1 0) | |
209 | (error "Point and mark must be at beginning of line, or define a rectangle")) | |
210 | (goto-char top) | |
211 | (while (< (point) bot) | |
212 | (setq pt (point)) | |
213 | (forward-line 1) | |
214 | (setq data (cons (buffer-substring pt (1- (point))) data))) | |
215 | (setq data (nreverse data))) | |
216 | (setq data (extract-rectangle top bot))) | |
217 | (calc) | |
218 | (setq mat (list 'vec) | |
219 | lnum 0) | |
220 | (and arg | |
221 | (setq arg (if (consp arg) 0 (prefix-numeric-value arg)))) | |
222 | (while data | |
223 | (if (natnump arg) | |
224 | (progn | |
225 | (if (= arg 0) | |
226 | (setq arg 1000000)) | |
227 | (setq pos 0 | |
228 | vals (list 'vec)) | |
229 | (let ((w (length (car data))) | |
230 | j v) | |
231 | (while (< pos w) | |
232 | (setq j (+ pos arg) | |
233 | v (if (>= j w) | |
234 | (math-read-expr (substring (car data) pos)) | |
235 | (math-read-expr (substring (car data) pos j)))) | |
236 | (if (eq (car-safe v) 'error) | |
237 | (setq vals v w 0) | |
238 | (setq vals (nconc vals (list v)) | |
239 | pos j))))) | |
240 | (if (string-match "\\` *-?[0-9][0-9]?[0-9]?[0-9]?[0-9]?[0-9]? *\\'" | |
241 | (car data)) | |
242 | (setq vals (list 'vec (string-to-int (car data)))) | |
243 | (if (and (null arg) | |
244 | (string-match "[[{][^][{}]*[]}]" (car data))) | |
245 | (setq pos (match-beginning 0) | |
246 | vals (math-read-expr (math-match-substring (car data) 0))) | |
247 | (let ((s (if (string-match | |
248 | "\\`\\([0-9]+:[ \t]\\)?\\(.*[^, \t]\\)[, \t]*\\'" | |
249 | (car data)) | |
250 | (math-match-substring (car data) 2) | |
251 | (car data)))) | |
252 | (setq pos -1 | |
253 | vals (math-read-expr (concat "[" s "]"))) | |
254 | (if (eq (car-safe vals) 'error) | |
255 | (let ((v2 (math-read-expr s))) | |
256 | (or (eq (car-safe v2) 'error) | |
257 | (setq vals (list 'vec v2))))))))) | |
258 | (if (eq (car-safe vals) 'error) | |
259 | (progn | |
260 | (if calc-was-started | |
261 | (pop-to-buffer from-buffer) | |
262 | (calc-quit t) | |
263 | (switch-to-buffer from-buffer)) | |
264 | (goto-char top) | |
265 | (forward-line lnum) | |
266 | (forward-char (+ (nth 1 vals) (min col1 col2) pos)) | |
267 | (error (nth 2 vals)))) | |
268 | (or (equal vals '(vec)) | |
269 | (setq mat (cons vals mat))) | |
270 | (setq data (cdr data) | |
271 | lnum (1+ lnum))) | |
272 | (calc-slow-wrapper | |
273 | (if reduce | |
274 | (calc-enter-result 0 "grb+" (list reduce '(var add var-add) | |
275 | (nreverse mat))) | |
276 | (calc-enter-result 0 "grab" (nreverse mat))))) | |
277 | ) | |
278 | ||
279 | ||
280 | (defun calc-copy-to-buffer (nn) | |
281 | "Copy the top of stack into an editing buffer." | |
282 | (interactive "P") | |
283 | (let ((thebuf (and (not (memq major-mode '(calc-mode calc-trail-mode))) | |
284 | (current-buffer))) | |
285 | (movept nil) | |
286 | oldbuf newbuf) | |
287 | (calc-wrapper | |
288 | (save-excursion | |
289 | (calc-force-refresh) | |
290 | (let ((n (prefix-numeric-value nn)) | |
291 | (eat-lnums calc-line-numbering) | |
292 | (big-offset (if (eq calc-language 'big) 1 0)) | |
293 | top bot) | |
294 | (setq oldbuf (current-buffer) | |
295 | newbuf (or thebuf | |
296 | (calc-find-writable-buffer (buffer-list) 0) | |
297 | (calc-find-writable-buffer (buffer-list) 1) | |
298 | (error "No other buffer"))) | |
299 | (cond ((and (or (null nn) | |
300 | (consp nn)) | |
301 | (= (calc-substack-height 0) | |
302 | (- (1- (calc-substack-height 1)) big-offset))) | |
303 | (calc-cursor-stack-index 1) | |
304 | (if (looking-at | |
305 | (if calc-line-numbering "[0-9]+: *[^ \n]" " *[^ \n]")) | |
306 | (goto-char (1- (match-end 0)))) | |
307 | (setq eat-lnums nil | |
308 | top (point)) | |
309 | (calc-cursor-stack-index 0) | |
310 | (setq bot (- (1- (point)) big-offset))) | |
311 | ((> n 0) | |
312 | (calc-cursor-stack-index n) | |
313 | (setq top (point)) | |
314 | (calc-cursor-stack-index 0) | |
315 | (setq bot (- (point) big-offset))) | |
316 | ((< n 0) | |
317 | (calc-cursor-stack-index (- n)) | |
318 | (setq top (point)) | |
319 | (calc-cursor-stack-index (1- (- n))) | |
320 | (setq bot (point))) | |
321 | (t | |
322 | (goto-char (point-min)) | |
323 | (forward-line 1) | |
324 | (setq top (point)) | |
325 | (calc-cursor-stack-index 0) | |
326 | (setq bot (point)))) | |
327 | (save-excursion | |
328 | (set-buffer newbuf) | |
329 | (if (consp nn) | |
330 | (kill-region (region-beginning) (region-end))) | |
331 | (push-mark (point) t) | |
332 | (if (and overwrite-mode (not (consp nn))) | |
333 | (calc-overwrite-string (save-excursion | |
334 | (set-buffer oldbuf) | |
335 | (buffer-substring top bot)) | |
336 | eat-lnums) | |
337 | (or (bolp) (setq eat-lnums nil)) | |
338 | (insert-buffer-substring oldbuf top bot) | |
339 | (and eat-lnums | |
340 | (let ((n 1)) | |
341 | (while (and (> (point) (mark)) | |
342 | (progn | |
343 | (forward-line -1) | |
344 | (>= (point) (mark)))) | |
345 | (delete-char 4) | |
346 | (setq n (1+ n))) | |
347 | (forward-line n)))) | |
348 | (if thebuf (setq movept (point))) | |
349 | (if (get-buffer-window (current-buffer)) | |
350 | (set-window-point (get-buffer-window (current-buffer)) | |
351 | (point))))))) | |
352 | (if movept (goto-char movept)) | |
353 | (and (consp nn) | |
354 | (not thebuf) | |
355 | (progn | |
356 | (calc-quit t) | |
357 | (switch-to-buffer newbuf)))) | |
358 | ) | |
359 | ||
360 | (defun calc-overwrite-string (str eat-lnums) | |
361 | (if (string-match "\n\\'" str) | |
362 | (setq str (substring str 0 -1))) | |
363 | (if eat-lnums | |
364 | (setq str (substring str 4))) | |
365 | (if (and (string-match "\\`[-+]?[0-9.]+\\(e-?[0-9]+\\)?\\'" str) | |
366 | (looking-at "[-+]?[0-9.]+\\(e-?[0-9]+\\)?")) | |
367 | (progn | |
368 | (delete-region (point) (match-end 0)) | |
369 | (insert str)) | |
370 | (let ((i 0)) | |
371 | (while (< i (length str)) | |
372 | (if (= (setq last-command-char (aref str i)) ?\n) | |
373 | (or (= i (1- (length str))) | |
374 | (let ((pt (point))) | |
375 | (end-of-line) | |
376 | (delete-region pt (point)) | |
377 | (if (eobp) | |
378 | (insert "\n") | |
379 | (forward-char 1)) | |
380 | (if eat-lnums (setq i (+ i 4))))) | |
381 | (self-insert-command 1)) | |
382 | (setq i (1+ i))))) | |
383 | ) | |
384 | ||
385 | ;;; First, require that buffer is visible and does not begin with "*" | |
386 | ;;; Second, require only that it not begin with "*Calc" | |
387 | (defun calc-find-writable-buffer (buf mode) | |
388 | (and buf | |
389 | (if (or (string-match "\\`\\( .*\\|\\*Calc.*\\)" | |
390 | (buffer-name (car buf))) | |
391 | (and (= mode 0) | |
392 | (or (string-match "\\`\\*.*" (buffer-name (car buf))) | |
393 | (not (get-buffer-window (car buf)))))) | |
394 | (calc-find-writable-buffer (cdr buf) mode) | |
395 | (car buf))) | |
396 | ) | |
397 | ||
398 | ||
399 | (defun calc-edit (n) | |
400 | (interactive "p") | |
401 | (calc-slow-wrapper | |
402 | (if (eq n 0) | |
403 | (setq n (calc-stack-size))) | |
404 | (let* ((flag nil) | |
405 | (allow-ret (> n 1)) | |
406 | (list (math-showing-full-precision | |
407 | (mapcar (if (> n 1) | |
408 | (function (lambda (x) | |
409 | (math-format-flat-expr x 0))) | |
410 | (function | |
411 | (lambda (x) | |
412 | (if (math-vectorp x) (setq allow-ret t)) | |
413 | (math-format-nice-expr x (screen-width))))) | |
414 | (if (> n 0) | |
415 | (calc-top-list n) | |
416 | (calc-top-list 1 (- n))))))) | |
417 | (calc-edit-mode (list 'calc-finish-stack-edit (or flag n)) allow-ret) | |
418 | (while list | |
419 | (insert (car list) "\n") | |
420 | (setq list (cdr list))))) | |
421 | (calc-show-edit-buffer) | |
422 | ) | |
423 | ||
424 | (defun calc-alg-edit (str) | |
425 | (calc-edit-mode '(calc-finish-stack-edit 0)) | |
426 | (calc-show-edit-buffer) | |
427 | (insert str "\n") | |
428 | (backward-char 1) | |
429 | (calc-set-command-flag 'do-edit) | |
430 | ) | |
431 | ||
432 | (defvar calc-edit-mode-map nil "Keymap for use by the calc-edit command.") | |
433 | (if calc-edit-mode-map | |
434 | () | |
435 | (setq calc-edit-mode-map (make-sparse-keymap)) | |
436 | (define-key calc-edit-mode-map "\n" 'calc-edit-finish) | |
437 | (define-key calc-edit-mode-map "\r" 'calc-edit-return) | |
438 | (define-key calc-edit-mode-map "\C-c\C-c" 'calc-edit-finish) | |
439 | ) | |
440 | ||
441 | (defun calc-edit-mode (&optional handler allow-ret title) | |
442 | "Calculator editing mode. Press RET, LFD, or C-c C-c to finish. | |
443 | To cancel the edit, simply kill the *Calc Edit* buffer." | |
444 | (interactive) | |
445 | (or handler | |
446 | (error "This command can be used only indirectly through calc-edit.")) | |
447 | (let ((oldbuf (current-buffer)) | |
448 | (buf (get-buffer-create "*Calc Edit*"))) | |
449 | (set-buffer buf) | |
450 | (kill-all-local-variables) | |
451 | (use-local-map calc-edit-mode-map) | |
452 | (setq buffer-read-only nil) | |
453 | (setq truncate-lines nil) | |
454 | (setq major-mode 'calc-edit-mode) | |
455 | (setq mode-name "Calc Edit") | |
456 | (run-hooks 'calc-edit-mode-hook) | |
457 | (make-local-variable 'calc-original-buffer) | |
458 | (setq calc-original-buffer oldbuf) | |
459 | (make-local-variable 'calc-return-buffer) | |
460 | (setq calc-return-buffer oldbuf) | |
461 | (make-local-variable 'calc-one-window) | |
462 | (setq calc-one-window (and (one-window-p t) pop-up-windows)) | |
463 | (make-local-variable 'calc-edit-handler) | |
464 | (setq calc-edit-handler handler) | |
465 | (make-local-variable 'calc-restore-trail) | |
466 | (setq calc-restore-trail (get-buffer-window (calc-trail-buffer))) | |
467 | (make-local-variable 'calc-allow-ret) | |
468 | (setq calc-allow-ret allow-ret) | |
469 | (erase-buffer) | |
470 | (insert (or title title "Calc Edit Mode") | |
471 | ". Press " | |
472 | (if (eq (lookup-key (current-global-map) "\e#") 'calc-dispatch) | |
473 | "M-# M-# or C-c C-c" | |
474 | (if allow-ret "C-c C-c" "RET")) | |
475 | " to finish, " | |
476 | (if (eq (lookup-key (current-global-map) "\e#") 'calc-dispatch) | |
477 | "M-# x" | |
478 | "C-x k RET") | |
479 | " to cancel.\n")) | |
480 | ) | |
481 | (put 'calc-edit-mode 'mode-class 'special) | |
482 | ||
483 | (defun calc-show-edit-buffer () | |
484 | (let ((buf (current-buffer))) | |
485 | (if (and (one-window-p t) pop-up-windows) | |
486 | (pop-to-buffer (get-buffer-create "*Calc Edit*")) | |
487 | (and calc-embedded-info (get-buffer-window (aref calc-embedded-info 1)) | |
488 | (select-window (get-buffer-window (aref calc-embedded-info 1)))) | |
489 | (switch-to-buffer (get-buffer-create "*Calc Edit*"))) | |
490 | (setq calc-return-buffer buf) | |
491 | (if (and (< (window-width) (screen-width)) | |
492 | calc-display-trail) | |
493 | (let ((win (get-buffer-window (calc-trail-buffer)))) | |
494 | (if win | |
495 | (delete-window win)))) | |
496 | (set-buffer-modified-p nil) | |
497 | (goto-char (point-min)) | |
498 | (forward-line 1)) | |
499 | ) | |
500 | ||
501 | (defun calc-edit-return () | |
502 | (interactive) | |
503 | (if (and (boundp 'calc-allow-ret) calc-allow-ret) | |
504 | (newline) | |
505 | (calc-edit-finish)) | |
506 | ) | |
507 | ||
508 | (defun calc-edit-finish (&optional keep) | |
509 | "Finish calc-edit mode. Parse buffer contents and push them on the stack." | |
510 | (interactive "P") | |
511 | (message "Working...") | |
512 | (or (and (boundp 'calc-original-buffer) | |
513 | (boundp 'calc-return-buffer) | |
514 | (boundp 'calc-one-window) | |
515 | (boundp 'calc-edit-handler) | |
516 | (boundp 'calc-restore-trail) | |
517 | (eq major-mode 'calc-edit-mode)) | |
518 | (error "This command is valid only in buffers created by calc-edit.")) | |
519 | (let ((buf (current-buffer)) | |
520 | (original calc-original-buffer) | |
521 | (return calc-return-buffer) | |
522 | (one-window calc-one-window) | |
523 | (disp-trail calc-restore-trail)) | |
524 | (save-excursion | |
525 | (if (or (null (buffer-name original)) | |
526 | (progn | |
527 | (set-buffer original) | |
528 | (not (eq major-mode 'calc-mode)))) | |
529 | (error "Original calculator buffer has been corrupted."))) | |
530 | (goto-char (point-min)) | |
531 | (if (looking-at "Calc Edit\\|Editing ") | |
532 | (forward-line 1)) | |
533 | (if (buffer-modified-p) | |
534 | (eval calc-edit-handler)) | |
535 | (if one-window | |
536 | (delete-window)) | |
537 | (if (get-buffer-window return) | |
538 | (select-window (get-buffer-window return)) | |
539 | (switch-to-buffer return)) | |
540 | (if keep | |
541 | (bury-buffer buf) | |
542 | (kill-buffer buf)) | |
543 | (if disp-trail | |
544 | (calc-wrapper | |
545 | (calc-trail-display 1 t))) | |
546 | (message "")) | |
547 | ) | |
548 | ||
549 | (defun calc-edit-cancel () | |
550 | "Cancel calc-edit mode. Ignore the Calc Edit buffer and don't change stack." | |
551 | (interactive) | |
552 | (let ((calc-edit-handler nil)) | |
553 | (calc-edit-finish)) | |
554 | (message "(Cancelled)") | |
555 | ) | |
556 | ||
557 | (defun calc-finish-stack-edit (num) | |
558 | (let ((buf (current-buffer)) | |
559 | (str (buffer-substring (point) (point-max))) | |
560 | (start (point)) | |
561 | pos) | |
562 | (if (and (integerp num) (> num 1)) | |
563 | (while (setq pos (string-match "\n." str)) | |
564 | (aset str pos ?\,))) | |
565 | (switch-to-buffer calc-original-buffer) | |
566 | (let ((vals (let ((calc-language nil) | |
567 | (math-expr-opers math-standard-opers)) | |
568 | (and (string-match "[^\n\t ]" str) | |
569 | (math-read-exprs str))))) | |
570 | (if (eq (car-safe vals) 'error) | |
571 | (progn | |
572 | (switch-to-buffer buf) | |
573 | (goto-char (+ start (nth 1 vals))) | |
574 | (error (nth 2 vals)))) | |
575 | (calc-wrapper | |
576 | (if (symbolp num) | |
577 | (progn | |
578 | (set num (car vals)) | |
579 | (calc-refresh-evaltos num)) | |
580 | (if disp-trail | |
581 | (calc-trail-display 1 t)) | |
582 | (and vals | |
583 | (let ((calc-simplify-mode (if (eq last-command-char ?\C-j) | |
584 | 'none | |
585 | calc-simplify-mode))) | |
586 | (if (>= num 0) | |
587 | (calc-enter-result num "edit" vals) | |
588 | (calc-enter-result 1 "edit" vals (- num))))))))) | |
589 | ) | |
590 | ||
591 | ||
592 | ||
593 |