Mercurial > hg > xemacs-beta
comparison lisp/x-select.el @ 209:41ff10fd062f r20-4b3
Import from CVS: tag r20-4b3
author | cvs |
---|---|
date | Mon, 13 Aug 2007 10:04:58 +0200 |
parents | |
children | c5d627a313b1 |
comparison
equal
deleted
inserted
replaced
208:f427b8ec4379 | 209:41ff10fd062f |
---|---|
1 ;;; x-select.el --- Lisp interface to X Selections. | |
2 | |
3 ;; Copyright (C) 1990, 1997 Free Software Foundation, Inc. | |
4 ;; Copyright (C) 1995 Sun Microsystems. | |
5 | |
6 ;; Maintainer: XEmacs Development Team | |
7 ;; Keywords: extensions, dumped | |
8 | |
9 ;; This file is part of XEmacs. | |
10 | |
11 ;; XEmacs is free software; you can redistribute it and/or modify it | |
12 ;; under the terms of the GNU General Public License as published by | |
13 ;; the Free Software Foundation; either version 2, or (at your option) | |
14 ;; any later version. | |
15 | |
16 ;; XEmacs is distributed in the hope that it will be useful, but | |
17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
19 ;; General Public License for more details. | |
20 | |
21 ;; You should have received a copy of the GNU General Public License | |
22 ;; along with XEmacs; see the file COPYING. If not, write to the | |
23 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
24 ;; Boston, MA 02111-1307, USA. | |
25 | |
26 ;;; Synched up with: FSF 19.30 (select.el). | |
27 | |
28 ;;; Commentary: | |
29 | |
30 ;; This file is dumped with XEmacs (when X support is compiled in). | |
31 | |
32 ;; The selection code requires us to use certain symbols whose names are | |
33 ;; all upper-case; this may seem tasteless, but it makes there be a 1:1 | |
34 ;; correspondence between these symbols and X Atoms (which are upcased). | |
35 | |
36 ;;; Code: | |
37 | |
38 (defvar x-selected-text-type | |
39 (if (featurep 'mule) '(COMPOUND_TEXT STRING) 'STRING) | |
40 "The type atom used to obtain selections from the X server. | |
41 Can be either a valid X selection data type, or a list of such types. | |
42 COMPOUND_TEXT and STRING are the most commonly used data types. | |
43 If a list is provided, the types are tried in sequence until | |
44 there is a successful conversion.") | |
45 | |
46 (defun x-get-selection (&optional type data-type) | |
47 "Return the value of an X Windows selection. | |
48 The argument TYPE (default `PRIMARY') says which selection, | |
49 and the argument DATA-TYPE (default `STRING', or `COMPOUND_TEXT' under Mule) | |
50 says how to convert the data." | |
51 (or type (setq type 'PRIMARY)) | |
52 (or data-type (setq data-type x-selected-text-type)) | |
53 (let ((text | |
54 (if (consp data-type) | |
55 (condition-case err | |
56 (x-get-selection-internal type (car data-type)) | |
57 (selection-conversion-error | |
58 (if (cdr data-type) | |
59 (x-get-selection type (cdr data-type)) | |
60 (signal (car err) (cdr err))))) | |
61 (x-get-selection-internal type data-type)))) | |
62 (when (and (consp text) (symbolp (car text))) | |
63 (setq text (cdr text))) | |
64 (when (not (stringp text)) | |
65 (error "Selection is not a string: %S" text)) | |
66 text)) | |
67 | |
68 (defun x-get-secondary-selection () | |
69 "Return text selected from some X window." | |
70 (x-get-selection 'SECONDARY)) | |
71 | |
72 (defun x-get-clipboard () | |
73 "Return text pasted to the clipboard." | |
74 (x-get-selection 'CLIPBOARD)) | |
75 | |
76 | |
77 (defvar primary-selection-extent nil | |
78 "The extent of the primary selection; don't use this.") | |
79 | |
80 (defvar secondary-selection-extent nil | |
81 "The extent of the secondary selection; don't use this.") | |
82 | |
83 | |
84 (defun x-select-make-extent-for-selection (selection previous-extent) | |
85 ;; Given a selection, this makes an extent in the buffer which holds that | |
86 ;; selection, for highlighting purposes. If the selection isn't associated | |
87 ;; with a buffer, this does nothing. | |
88 (let ((buffer nil) | |
89 (valid (and (extentp previous-extent) | |
90 (extent-object previous-extent) | |
91 (buffer-live-p (extent-object previous-extent)))) | |
92 start end) | |
93 (cond ((stringp selection) | |
94 ;; if we're selecting a string, lose the previous extent used | |
95 ;; to highlight the selection. | |
96 (setq valid nil)) | |
97 ((consp selection) | |
98 (setq start (min (car selection) (cdr selection)) | |
99 end (max (car selection) (cdr selection)) | |
100 valid (and valid | |
101 (eq (marker-buffer (car selection)) | |
102 (extent-object previous-extent))) | |
103 buffer (marker-buffer (car selection)))) | |
104 ((extentp selection) | |
105 (setq start (extent-start-position selection) | |
106 end (extent-end-position selection) | |
107 valid (and valid | |
108 (eq (extent-object selection) | |
109 (extent-object previous-extent))) | |
110 buffer (extent-object selection))) | |
111 (t | |
112 (signal 'error (list "invalid selection" selection)))) | |
113 | |
114 (if valid | |
115 nil | |
116 (condition-case () | |
117 (if (listp previous-extent) | |
118 (mapcar 'delete-extent previous-extent) | |
119 (delete-extent previous-extent)) | |
120 (error nil))) | |
121 | |
122 (if (not buffer) | |
123 ;; string case | |
124 nil | |
125 ;; normal case | |
126 (if valid | |
127 (set-extent-endpoints previous-extent start end) | |
128 (setq previous-extent (make-extent start end buffer)) | |
129 | |
130 ;; Make the extent be closed on the right, which means that if | |
131 ;; characters are inserted exactly at the end of the extent, the | |
132 ;; extent will grow to cover them. This is important for shell | |
133 ;; buffers - suppose one makes a selection, and one end is at | |
134 ;; point-max. If the shell produces output, that marker will remain | |
135 ;; at point-max (its position will increase). So it's important that | |
136 ;; the extent exhibit the same behavior, lest the region covered by | |
137 ;; the extent (the visual indication), and the region between point | |
138 ;; and mark (the actual selection value) become different! | |
139 (set-extent-property previous-extent 'end-open nil) | |
140 | |
141 (cond | |
142 (mouse-track-rectangle-p | |
143 (setq previous-extent (list previous-extent)) | |
144 (default-mouse-track-next-move-rect start end previous-extent) | |
145 )) | |
146 previous-extent)))) | |
147 | |
148 ;; FSFmacs calls this `x-set-selection', and reverses the | |
149 ;; arguments (duh ...). This order is more logical. | |
150 (defun x-own-selection (data &optional type) | |
151 "Make an X Windows selection of type TYPE and value DATA. | |
152 The argument TYPE (default `PRIMARY') says which selection, | |
153 and DATA specifies the contents. DATA may be a string, | |
154 a symbol, an integer (or a cons of two integers or list of two integers). | |
155 | |
156 The selection may also be a cons of two markers pointing to the same buffer, | |
157 or an overlay. In these cases, the selection is considered to be the text | |
158 between the markers *at whatever time the selection is examined*. | |
159 Thus, editing done in the buffer after you specify the selection | |
160 can alter the effective value of the selection. | |
161 | |
162 The data may also be a vector of valid non-vector selection values. | |
163 | |
164 Interactively, the text of the region is used as the selection value." | |
165 (interactive (if (not current-prefix-arg) | |
166 (list (read-string "Store text for pasting: ")) | |
167 (list (substring (region-beginning) (region-end))))) | |
168 ;FSFmacs huh?? It says: | |
169 ;; "This is for temporary compatibility with pre-release Emacs 19." | |
170 ;(if (stringp type) | |
171 ; (setq type (intern type))) | |
172 (or (x-valid-simple-selection-p data) | |
173 (and (vectorp data) | |
174 (let ((valid t) | |
175 (i (1- (length data)))) | |
176 (while (>= i 0) | |
177 (or (x-valid-simple-selection-p (aref data i)) | |
178 (setq valid nil)) | |
179 (setq i (1- i))) | |
180 valid)) | |
181 (signal 'error (list "invalid selection" data))) | |
182 (or type (setq type 'PRIMARY)) | |
183 (if data | |
184 (x-own-selection-internal type data) | |
185 (x-disown-selection-internal type)) | |
186 (cond ((eq type 'PRIMARY) | |
187 (setq primary-selection-extent | |
188 (x-select-make-extent-for-selection | |
189 data primary-selection-extent))) | |
190 ((eq type 'SECONDARY) | |
191 (setq secondary-selection-extent | |
192 (x-select-make-extent-for-selection | |
193 data secondary-selection-extent)))) | |
194 (setq zmacs-region-stays t) | |
195 data) | |
196 | |
197 (defun x-valid-simple-selection-p (data) | |
198 (or (stringp data) | |
199 ;FSFmacs huh?? (symbolp data) | |
200 (integerp data) | |
201 (and (consp data) | |
202 (integerp (car data)) | |
203 (or (integerp (cdr data)) | |
204 (and (consp (cdr data)) | |
205 (integerp (car (cdr data)))))) | |
206 (extentp data) | |
207 (and (consp data) | |
208 (markerp (car data)) | |
209 (markerp (cdr data)) | |
210 (marker-buffer (car data)) | |
211 (marker-buffer (cdr data)) | |
212 (eq (marker-buffer (car data)) | |
213 (marker-buffer (cdr data))) | |
214 (buffer-live-p (marker-buffer (car data))) | |
215 (buffer-live-p (marker-buffer (cdr data)))))) | |
216 | |
217 (defun x-own-secondary-selection (selection &optional type) | |
218 "Make a secondary X Selection of the given argument. The argument may be a | |
219 string or a cons of two markers (in which case the selection is considered to | |
220 be the text between those markers)." | |
221 (interactive (if (not current-prefix-arg) | |
222 (list (read-string "Store text for pasting: ")) | |
223 (list (cons ;; these need not be ordered. | |
224 (copy-marker (point-marker)) | |
225 (copy-marker (mark-marker)))))) | |
226 (x-own-selection selection 'SECONDARY)) | |
227 | |
228 | |
229 (defun x-own-clipboard (string) | |
230 "Paste the given string to the X Clipboard." | |
231 (x-own-selection string 'CLIPBOARD)) | |
232 | |
233 | |
234 (defun x-disown-selection (&optional secondary-p) | |
235 "Assuming we own the selection, disown it. With an argument, discard the | |
236 secondary selection instead of the primary selection." | |
237 (x-disown-selection-internal (if secondary-p 'SECONDARY 'PRIMARY))) | |
238 | |
239 (defun x-dehilight-selection (selection) | |
240 "for use as a value of `x-lost-selection-hooks'." | |
241 (cond ((eq selection 'PRIMARY) | |
242 (if primary-selection-extent | |
243 (let ((inhibit-quit t)) | |
244 (if (consp primary-selection-extent) | |
245 (mapcar 'delete-extent primary-selection-extent) | |
246 (delete-extent primary-selection-extent)) | |
247 (setq primary-selection-extent nil))) | |
248 (if zmacs-regions (zmacs-deactivate-region))) | |
249 ((eq selection 'SECONDARY) | |
250 (if secondary-selection-extent | |
251 (let ((inhibit-quit t)) | |
252 (if (consp secondary-selection-extent) | |
253 (mapcar 'delete-extent secondary-selection-extent) | |
254 (delete-extent secondary-selection-extent)) | |
255 (setq secondary-selection-extent nil))))) | |
256 nil) | |
257 | |
258 (setq x-lost-selection-hooks 'x-dehilight-selection) | |
259 | |
260 (defun x-notice-selection-requests (selection type successful) | |
261 "for possible use as the value of x-sent-selection-hooks." | |
262 (if (not successful) | |
263 (message "Selection request failed to convert %s to %s" | |
264 selection type) | |
265 (message "Sent selection %s as %s" selection type))) | |
266 | |
267 (defun x-notice-selection-failures (selection type successful) | |
268 "for possible use as the value of x-sent-selection-hooks." | |
269 (or successful | |
270 (message "Selection request failed to convert %s to %s" | |
271 selection type))) | |
272 | |
273 ;(setq x-sent-selection-hooks 'x-notice-selection-requests) | |
274 ;(setq x-sent-selection-hooks 'x-notice-selection-failures) | |
275 | |
276 | |
277 ;;; Selections in killed buffers | |
278 ;;; this function is called by kill-buffer as if it were on the | |
279 ;;; kill-buffer-hook (though it isn't really). | |
280 | |
281 (defun xselect-kill-buffer-hook () | |
282 ;; Probably the right thing is to write a C function to return a list | |
283 ;; of the selections which emacs owns, since it could conceivably own | |
284 ;; a user-defined selection type that we've never heard of. | |
285 (xselect-kill-buffer-hook-1 'PRIMARY) | |
286 (xselect-kill-buffer-hook-1 'SECONDARY) | |
287 (xselect-kill-buffer-hook-1 'CLIPBOARD)) | |
288 | |
289 (defun xselect-kill-buffer-hook-1 (selection) | |
290 (let (value) | |
291 (if (and (x-selection-owner-p selection) | |
292 (setq value (x-get-selection-internal selection '_EMACS_INTERNAL)) | |
293 ;; The _EMACS_INTERNAL selection type has a converter registered | |
294 ;; for it that does no translation. This only works if emacs is | |
295 ;; requesting the selection from itself. We could have done this | |
296 ;; by writing a C function to return the raw selection data, and | |
297 ;; that might be the right way to do this, but this was easy. | |
298 (or (and (consp value) | |
299 (markerp (car value)) | |
300 (eq (current-buffer) (marker-buffer (car value)))) | |
301 (and (extent-live-p value) | |
302 (eq (current-buffer) (extent-object value))) | |
303 (and (extentp value) (not (extent-live-p value))))) | |
304 (x-disown-selection-internal selection)))) | |
305 | |
306 | |
307 ;;; Cut Buffer support | |
308 | |
309 ;;; FSF name x-get-cut-buffer | |
310 (defun x-get-cutbuffer (&optional which-one) | |
311 "Returns the value of one of the 8 X server cut buffers. Optional arg | |
312 WHICH-ONE should be a number from 0 to 7, defaulting to 0. | |
313 Cut buffers are considered obsolete\; you should use selections instead. | |
314 This function does nothing if support for cut buffers was not compiled | |
315 into Emacs." | |
316 (and (fboundp 'x-get-cutbuffer-internal) | |
317 (x-get-cutbuffer-internal | |
318 (if which-one | |
319 (aref [CUT_BUFFER0 CUT_BUFFER1 CUT_BUFFER2 CUT_BUFFER3 | |
320 CUT_BUFFER4 CUT_BUFFER5 CUT_BUFFER6 CUT_BUFFER7] | |
321 which-one) | |
322 'CUT_BUFFER0)))) | |
323 | |
324 ;;; FSF name x-set-cut-buffer | |
325 (defun x-store-cutbuffer (string &optional push) | |
326 "Store STRING into the X server's primary cut buffer. | |
327 If PUSH is non-nil, also rotate the cut buffers: | |
328 this means the previous value of the primary cut buffer moves the second | |
329 cut buffer, and the second to the third, and so on (there are 8 buffers.) | |
330 Cut buffers are considered obsolete; you should use selections instead. | |
331 This function does nothing if support for cut buffers was not compiled | |
332 into Emacs." | |
333 (and (fboundp 'x-store-cutbuffer-internal) | |
334 (progn | |
335 ;; Check the data type of STRING. | |
336 (substring string 0 0) | |
337 (if push | |
338 (x-rotate-cutbuffers-internal 1)) | |
339 (x-store-cutbuffer-internal 'CUT_BUFFER0 string)))) | |
340 | |
341 | |
342 ;;; Random utility functions | |
343 | |
344 (defun x-cut-copy-clear-internal (mode) | |
345 (or (memq mode '(cut copy clear)) (error "unkown mode %S" mode)) | |
346 (or (x-selection-owner-p) | |
347 (error "emacs does not own the primary selection")) | |
348 (setq last-command nil) | |
349 (or primary-selection-extent | |
350 (error "the primary selection is not an extent?")) | |
351 (save-excursion | |
352 (let (rect-p b s e) | |
353 (cond | |
354 ((consp primary-selection-extent) | |
355 (setq rect-p t | |
356 b (extent-object (car primary-selection-extent)) | |
357 s (extent-start-position (car primary-selection-extent)) | |
358 e (extent-end-position (car (reverse primary-selection-extent))))) | |
359 (t | |
360 (setq rect-p nil | |
361 b (extent-object primary-selection-extent) | |
362 s (extent-start-position primary-selection-extent) | |
363 e (extent-end-position primary-selection-extent)))) | |
364 (set-buffer b) | |
365 (cond ((memq mode '(cut copy)) | |
366 (if rect-p | |
367 (progn | |
368 ;; why is killed-rectangle free? Is it used somewhere? | |
369 ;; should it be defvarred? | |
370 (setq killed-rectangle (extract-rectangle s e)) | |
371 (kill-new (mapconcat 'identity killed-rectangle "\n"))) | |
372 (copy-region-as-kill s e)) | |
373 ;; Maybe killing doesn't own clipboard. Make sure it happens. | |
374 ;; This memq is kind of grody, because they might have done it | |
375 ;; some other way, but owning the clipboard twice in that case | |
376 ;; wouldn't actually hurt anything. | |
377 (or (and (consp kill-hooks) (memq 'x-own-clipboard kill-hooks)) | |
378 (x-own-clipboard (car kill-ring))))) | |
379 (cond ((memq mode '(cut clear)) | |
380 (if rect-p | |
381 (delete-rectangle s e) | |
382 (delete-region s e)))) | |
383 (x-disown-selection nil) | |
384 ))) | |
385 | |
386 (defun x-copy-primary-selection () | |
387 "Copy the selection to the Clipboard and the kill ring." | |
388 (interactive) | |
389 (x-cut-copy-clear-internal 'copy)) | |
390 | |
391 (defun x-kill-primary-selection () | |
392 "Copy the selection to the Clipboard and the kill ring, then delete it." | |
393 (interactive "*") | |
394 (x-cut-copy-clear-internal 'cut)) | |
395 | |
396 (defun x-delete-primary-selection () | |
397 "Delete the selection without copying it to the Clipboard or the kill ring." | |
398 (interactive "*") | |
399 (x-cut-copy-clear-internal 'clear)) | |
400 | |
401 (defun x-yank-clipboard-selection () | |
402 "Insert the current Clipboard selection at point." | |
403 (interactive "*") | |
404 (setq last-command nil) | |
405 (setq this-command 'yank) ; so that yank-pop works. | |
406 (let ((clip (x-get-clipboard))) | |
407 (or clip (error "there is no clipboard selection")) | |
408 (push-mark) | |
409 (insert clip))) | |
410 | |
411 ;;; Functions to convert the selection into various other selection types. | |
412 ;;; Every selection type that emacs handles is implemented this way, except | |
413 ;;; for TIMESTAMP, which is a special case. | |
414 | |
415 (defun xselect-convert-to-text (selection type value) | |
416 (cond ((stringp value) | |
417 value) | |
418 ((extentp value) | |
419 (save-excursion | |
420 (set-buffer (extent-object value)) | |
421 (save-restriction | |
422 (widen) | |
423 (buffer-substring (extent-start-position value) | |
424 (extent-end-position value))))) | |
425 ((and (consp value) | |
426 (markerp (car value)) | |
427 (markerp (cdr value))) | |
428 (or (eq (marker-buffer (car value)) (marker-buffer (cdr value))) | |
429 (signal 'error | |
430 (list "markers must be in the same buffer" | |
431 (car value) (cdr value)))) | |
432 (save-excursion | |
433 (set-buffer (or (marker-buffer (car value)) | |
434 (error "selection is in a killed buffer"))) | |
435 (save-restriction | |
436 (widen) | |
437 (buffer-substring (car value) (cdr value))))) | |
438 (t nil))) | |
439 | |
440 (defun xselect-convert-to-string (selection type value) | |
441 (let ((outval (xselect-convert-to-text selection type value))) | |
442 ;; force the string to be not in Compound Text format. | |
443 (if (stringp outval) | |
444 (cons 'STRING outval) | |
445 outval))) | |
446 | |
447 (defun xselect-convert-to-compound-text (selection type value) | |
448 ;; converts to compound text automatically | |
449 (xselect-convert-to-text selection type value)) | |
450 | |
451 (defun xselect-convert-to-length (selection type value) | |
452 (let ((value | |
453 (cond ((stringp value) | |
454 (length value)) | |
455 ((extentp value) | |
456 (extent-length value)) | |
457 ((and (consp value) | |
458 (markerp (car value)) | |
459 (markerp (cdr value))) | |
460 (or (eq (marker-buffer (car value)) | |
461 (marker-buffer (cdr value))) | |
462 (signal 'error | |
463 (list "markers must be in the same buffer" | |
464 (car value) (cdr value)))) | |
465 (abs (- (car value) (cdr value))))))) | |
466 (if value ; force it to be in 32-bit format. | |
467 (cons (ash value -16) (logand value 65535)) | |
468 nil))) | |
469 | |
470 (defun xselect-convert-to-targets (selection type value) | |
471 ;; return a vector of atoms, but remove duplicates first. | |
472 (let* ((all (cons 'TIMESTAMP (mapcar 'car selection-converter-alist))) | |
473 (rest all)) | |
474 (while rest | |
475 (cond ((memq (car rest) (cdr rest)) | |
476 (setcdr rest (delq (car rest) (cdr rest)))) | |
477 ((eq (car (cdr rest)) '_EMACS_INTERNAL) ; shh, it's a secret | |
478 (setcdr rest (cdr (cdr rest)))) | |
479 (t | |
480 (setq rest (cdr rest))))) | |
481 (apply 'vector all))) | |
482 | |
483 (defun xselect-convert-to-delete (selection type value) | |
484 (x-disown-selection-internal selection) | |
485 ;; A return value of nil means that we do not know how to do this conversion, | |
486 ;; and replies with an "error". A return value of NULL means that we have | |
487 ;; done the conversion (and any side-effects) but have no value to return. | |
488 'NULL) | |
489 | |
490 (defun xselect-convert-to-filename (selection type value) | |
491 (cond ((extentp value) | |
492 (buffer-file-name (or (extent-object value) | |
493 (error "selection is in a killed buffer")))) | |
494 ((and (consp value) | |
495 (markerp (car value)) | |
496 (markerp (cdr value))) | |
497 (buffer-file-name (or (marker-buffer (car value)) | |
498 (error "selection is in a killed buffer")))) | |
499 (t nil))) | |
500 | |
501 (defun xselect-convert-to-charpos (selection type value) | |
502 (let (a b tmp) | |
503 (cond ((cond ((extentp value) | |
504 (setq a (extent-start-position value) | |
505 b (extent-end-position value))) | |
506 ((and (consp value) | |
507 (markerp (car value)) | |
508 (markerp (cdr value))) | |
509 (setq a (car value) | |
510 b (cdr value)))) | |
511 (setq a (1- a) b (1- b)) ; zero-based | |
512 (if (< b a) (setq tmp a a b b tmp)) | |
513 (cons 'SPAN | |
514 (vector (cons (ash a -16) (logand a 65535)) | |
515 (cons (ash b -16) (logand b 65535)))))))) | |
516 | |
517 (defun xselect-convert-to-lineno (selection type value) | |
518 (let (a b buf tmp) | |
519 (cond ((cond ((extentp value) | |
520 (setq buf (extent-object value) | |
521 a (extent-start-position value) | |
522 b (extent-end-position value))) | |
523 ((and (consp value) | |
524 (markerp (car value)) | |
525 (markerp (cdr value))) | |
526 (setq a (marker-position (car value)) | |
527 b (marker-position (cdr value)) | |
528 buf (marker-buffer (car value))))) | |
529 (save-excursion | |
530 (set-buffer buf) | |
531 (save-restriction | |
532 (widen) | |
533 (goto-char a) | |
534 (beginning-of-line) | |
535 (setq a (1+ (count-lines 1 (point)))) | |
536 (goto-char b) | |
537 (beginning-of-line) | |
538 (setq b (1+ (count-lines 1 (point)))))) | |
539 (if (< b a) (setq tmp a a b b tmp)) | |
540 (cons 'SPAN | |
541 (vector (cons (ash a -16) (logand a 65535)) | |
542 (cons (ash b -16) (logand b 65535)))))))) | |
543 | |
544 (defun xselect-convert-to-colno (selection type value) | |
545 (let (a b buf tmp) | |
546 (cond ((cond ((extentp value) | |
547 (setq buf (extent-object value) | |
548 a (extent-start-position value) | |
549 b (extent-end-position value))) | |
550 ((and (consp value) | |
551 (markerp (car value)) | |
552 (markerp (cdr value))) | |
553 (setq a (car value) | |
554 b (cdr value) | |
555 buf (marker-buffer a)))) | |
556 (save-excursion | |
557 (set-buffer buf) | |
558 (goto-char a) | |
559 (setq a (current-column)) | |
560 (goto-char b) | |
561 (setq b (current-column))) | |
562 (if (< b a) (setq tmp a a b b tmp)) | |
563 (cons 'SPAN | |
564 (vector (cons (ash a -16) (logand a 65535)) | |
565 (cons (ash b -16) (logand b 65535)))))))) | |
566 | |
567 (defun xselect-convert-to-sourceloc (selection type value) | |
568 (let (a b buf file-name tmp) | |
569 (cond ((cond ((extentp value) | |
570 (setq buf (or (extent-object value) | |
571 (error "selection is in a killed buffer")) | |
572 a (extent-start-position value) | |
573 b (extent-end-position value) | |
574 file-name (buffer-file-name buf))) | |
575 ((and (consp value) | |
576 (markerp (car value)) | |
577 (markerp (cdr value))) | |
578 (setq a (marker-position (car value)) | |
579 b (marker-position (cdr value)) | |
580 buf (or (marker-buffer (car value)) | |
581 (error "selection is in a killed buffer")) | |
582 file-name (buffer-file-name buf)))) | |
583 (save-excursion | |
584 (set-buffer buf) | |
585 (save-restriction | |
586 (widen) | |
587 (goto-char a) | |
588 (beginning-of-line) | |
589 (setq a (1+ (count-lines 1 (point)))) | |
590 (goto-char b) | |
591 (beginning-of-line) | |
592 (setq b (1+ (count-lines 1 (point)))))) | |
593 (if (< b a) (setq tmp a a b b tmp)) | |
594 (format "%s:%d" file-name a))))) | |
595 | |
596 (defun xselect-convert-to-os (selection type size) | |
597 (symbol-name system-type)) | |
598 | |
599 (defun xselect-convert-to-host (selection type size) | |
600 (system-name)) | |
601 | |
602 (defun xselect-convert-to-user (selection type size) | |
603 (user-full-name)) | |
604 | |
605 (defun xselect-convert-to-class (selection type size) | |
606 x-emacs-application-class) | |
607 | |
608 ;; We do not try to determine the name Emacs was invoked with, | |
609 ;; because it is not clean for a program's behavior to depend on that. | |
610 (defun xselect-convert-to-name (selection type size) | |
611 ;invocation-name | |
612 "xemacs") | |
613 | |
614 (defun xselect-convert-to-integer (selection type value) | |
615 (and (integerp value) | |
616 (cons (ash value -16) (logand value 65535)))) | |
617 | |
618 (defun xselect-convert-to-atom (selection type value) | |
619 (and (symbolp value) value)) | |
620 | |
621 (defun xselect-convert-to-identity (selection type value) ; used internally | |
622 (vector value)) | |
623 | |
624 (setq selection-converter-alist | |
625 '((TEXT . xselect-convert-to-text) | |
626 (STRING . xselect-convert-to-string) | |
627 (COMPOUND_TEXT . xselect-convert-to-compound-text) | |
628 (TARGETS . xselect-convert-to-targets) | |
629 (LENGTH . xselect-convert-to-length) | |
630 (DELETE . xselect-convert-to-delete) | |
631 (FILE_NAME . xselect-convert-to-filename) | |
632 (CHARACTER_POSITION . xselect-convert-to-charpos) | |
633 (SOURCE_LOC . xselect-convert-to-sourceloc) | |
634 (LINE_NUMBER . xselect-convert-to-lineno) | |
635 (COLUMN_NUMBER . xselect-convert-to-colno) | |
636 (OWNER_OS . xselect-convert-to-os) | |
637 (HOST_NAME . xselect-convert-to-host) | |
638 (USER . xselect-convert-to-user) | |
639 (CLASS . xselect-convert-to-class) | |
640 (NAME . xselect-convert-to-name) | |
641 (ATOM . xselect-convert-to-atom) | |
642 (INTEGER . xselect-convert-to-integer) | |
643 (_EMACS_INTERNAL . xselect-convert-to-identity) | |
644 )) | |
645 | |
646 ;FSFmacs (provide 'select) | |
647 | |
648 ;;; x-select.el ends here. |