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edfda783 | 1 | /* NeXT/Open/GNUstep / MacOSX Cocoa selection processing for emacs. |
114f9c96 | 2 | Copyright (C) 1993, 1994, 2005, 2006, 2008, 2009, 2010 |
32d235f8 | 3 | Free Software Foundation, Inc. |
edfda783 AR |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
32d235f8 | 7 | GNU Emacs is free software: you can redistribute it and/or modify |
edfda783 | 8 | it under the terms of the GNU General Public License as published by |
32d235f8 GM |
9 | the Free Software Foundation, either version 3 of the License, or |
10 | (at your option) any later version. | |
edfda783 AR |
11 | |
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
32d235f8 | 18 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
edfda783 | 19 | |
32d235f8 | 20 | /* |
edfda783 AR |
21 | Originally by Carl Edman |
22 | Updated by Christian Limpach (chris@nice.ch) | |
23 | OpenStep/Rhapsody port by Scott Bender (sbender@harmony-ds.com) | |
24 | MacOSX/Aqua port by Christophe de Dinechin (descubes@earthlink.net) | |
25 | GNUstep port and post-20 update by Adrian Robert (arobert@cogsci.ucsd.edu) | |
edfda783 AR |
26 | */ |
27 | ||
5a06864f AR |
28 | /* This should be the first include, as it may set up #defines affecting |
29 | interpretation of even the system includes. */ | |
08a494a3 | 30 | #include <config.h> |
b024548b | 31 | #include <setjmp.h> |
5a06864f | 32 | |
edfda783 AR |
33 | #include "lisp.h" |
34 | #include "nsterm.h" | |
35 | #include "termhooks.h" | |
921242c6 | 36 | #include "keyboard.h" |
edfda783 AR |
37 | |
38 | #define CUT_BUFFER_SUPPORT | |
39 | ||
64cb6c78 | 40 | Lisp_Object QCLIPBOARD, QSECONDARY, QTEXT, QFILE_NAME; |
edfda783 AR |
41 | |
42 | static Lisp_Object Vns_sent_selection_hooks; | |
43 | static Lisp_Object Vns_lost_selection_hooks; | |
44 | static Lisp_Object Vselection_alist; | |
45 | static Lisp_Object Vselection_converter_alist; | |
46 | ||
edfda783 AR |
47 | static Lisp_Object Qforeign_selection; |
48 | ||
64cb6c78 J |
49 | /* NSGeneralPboard is pretty much analogous to X11 CLIPBOARD */ |
50 | NSString *NXPrimaryPboard; | |
edfda783 AR |
51 | NSString *NXSecondaryPboard; |
52 | ||
53 | ||
54 | ||
55 | /* ========================================================================== | |
56 | ||
57 | Internal utility functions | |
58 | ||
59 | ========================================================================== */ | |
60 | ||
61 | ||
62 | static NSString * | |
63 | symbol_to_nsstring (Lisp_Object sym) | |
64 | { | |
65 | CHECK_SYMBOL (sym); | |
64cb6c78 J |
66 | if (EQ (sym, QCLIPBOARD)) return NSGeneralPboard; |
67 | if (EQ (sym, QPRIMARY)) return NXPrimaryPboard; | |
edfda783 AR |
68 | if (EQ (sym, QSECONDARY)) return NXSecondaryPboard; |
69 | if (EQ (sym, QTEXT)) return NSStringPboardType; | |
86fa089e | 70 | return [NSString stringWithUTF8String: SDATA (XSYMBOL (sym)->xname)]; |
edfda783 AR |
71 | } |
72 | ||
73 | ||
74 | static Lisp_Object | |
75 | ns_string_to_symbol (NSString *t) | |
76 | { | |
77 | if ([t isEqualToString: NSGeneralPboard]) | |
64cb6c78 J |
78 | return QCLIPBOARD; |
79 | if ([t isEqualToString: NXPrimaryPboard]) | |
edfda783 AR |
80 | return QPRIMARY; |
81 | if ([t isEqualToString: NXSecondaryPboard]) | |
82 | return QSECONDARY; | |
83 | if ([t isEqualToString: NSStringPboardType]) | |
84 | return QTEXT; | |
85 | if ([t isEqualToString: NSFilenamesPboardType]) | |
86 | return QFILE_NAME; | |
87 | if ([t isEqualToString: NSTabularTextPboardType]) | |
88 | return QTEXT; | |
89 | return intern ([t UTF8String]); | |
90 | } | |
91 | ||
92 | ||
93 | static Lisp_Object | |
94 | clean_local_selection_data (Lisp_Object obj) | |
95 | { | |
96 | if (CONSP (obj) | |
97 | && INTEGERP (XCAR (obj)) | |
98 | && CONSP (XCDR (obj)) | |
99 | && INTEGERP (XCAR (XCDR (obj))) | |
100 | && NILP (XCDR (XCDR (obj)))) | |
101 | obj = Fcons (XCAR (obj), XCDR (obj)); | |
102 | ||
103 | if (CONSP (obj) | |
104 | && INTEGERP (XCAR (obj)) | |
105 | && INTEGERP (XCDR (obj))) | |
106 | { | |
107 | if (XINT (XCAR (obj)) == 0) | |
108 | return XCDR (obj); | |
109 | if (XINT (XCAR (obj)) == -1) | |
110 | return make_number (- XINT (XCDR (obj))); | |
111 | } | |
112 | ||
113 | if (VECTORP (obj)) | |
114 | { | |
115 | int i; | |
facfbbbd | 116 | int size = ASIZE (obj); |
edfda783 AR |
117 | Lisp_Object copy; |
118 | ||
119 | if (size == 1) | |
facfbbbd SM |
120 | return clean_local_selection_data (AREF (obj, 0)); |
121 | copy = Fmake_vector (make_number (size), Qnil); | |
edfda783 | 122 | for (i = 0; i < size; i++) |
86fa089e | 123 | ASET (copy, i, clean_local_selection_data (AREF (obj, i))); |
edfda783 AR |
124 | return copy; |
125 | } | |
126 | ||
127 | return obj; | |
128 | } | |
129 | ||
130 | ||
131 | static void | |
132 | ns_declare_pasteboard (id pb) | |
133 | { | |
134 | [pb declareTypes: ns_send_types owner: NSApp]; | |
135 | } | |
136 | ||
137 | ||
138 | static void | |
139 | ns_undeclare_pasteboard (id pb) | |
140 | { | |
141 | [pb declareTypes: [NSArray array] owner: nil]; | |
142 | } | |
143 | ||
144 | ||
145 | static void | |
146 | ns_string_to_pasteboard_internal (id pb, Lisp_Object str, NSString *gtype) | |
147 | { | |
148 | if (EQ (str, Qnil)) | |
149 | { | |
150 | [pb declareTypes: [NSArray array] owner: nil]; | |
151 | } | |
152 | else | |
153 | { | |
154 | char *utfStr; | |
155 | NSString *type, *nsStr; | |
156 | NSEnumerator *tenum; | |
157 | ||
158 | CHECK_STRING (str); | |
159 | ||
86fa089e | 160 | utfStr = SDATA (str); |
edfda783 AR |
161 | nsStr = [NSString stringWithUTF8String: utfStr]; |
162 | ||
163 | if (gtype == nil) | |
164 | { | |
165 | [pb declareTypes: ns_send_types owner: nil]; | |
166 | tenum = [ns_send_types objectEnumerator]; | |
167 | while ( (type = [tenum nextObject]) ) | |
168 | [pb setString: nsStr forType: type]; | |
169 | } | |
170 | else | |
171 | { | |
172 | [pb setString: nsStr forType: gtype]; | |
173 | } | |
174 | } | |
175 | } | |
176 | ||
177 | ||
178 | static Lisp_Object | |
179 | ns_get_local_selection (Lisp_Object selection_name, | |
180 | Lisp_Object target_type) | |
181 | { | |
182 | Lisp_Object local_value; | |
183 | Lisp_Object handler_fn, value, type, check; | |
184 | int count; | |
185 | ||
186 | local_value = assq_no_quit (selection_name, Vselection_alist); | |
187 | ||
188 | if (NILP (local_value)) return Qnil; | |
189 | ||
190 | count = specpdl_ptr - specpdl; | |
191 | specbind (Qinhibit_quit, Qt); | |
192 | CHECK_SYMBOL (target_type); | |
193 | handler_fn = Fcdr (Fassq (target_type, Vselection_converter_alist)); | |
194 | if (!NILP (handler_fn)) | |
facfbbbd | 195 | value = call3 (handler_fn, selection_name, target_type, |
edfda783 AR |
196 | XCAR (XCDR (local_value))); |
197 | else | |
facfbbbd | 198 | value = Qnil; |
edfda783 AR |
199 | unbind_to (count, Qnil); |
200 | ||
facfbbbd | 201 | check = value; |
edfda783 AR |
202 | if (CONSP (value) && SYMBOLP (XCAR (value))) |
203 | { | |
204 | type = XCAR (value); | |
205 | check = XCDR (value); | |
206 | } | |
207 | ||
208 | if (STRINGP (check) || VECTORP (check) || SYMBOLP (check) | |
209 | || INTEGERP (check) || NILP (value)) | |
210 | return value; | |
211 | ||
212 | if (CONSP (check) | |
213 | && INTEGERP (XCAR (check)) | |
214 | && (INTEGERP (XCDR (check))|| | |
215 | (CONSP (XCDR (check)) | |
216 | && INTEGERP (XCAR (XCDR (check))) | |
217 | && NILP (XCDR (XCDR (check)))))) | |
218 | return value; | |
219 | ||
facfbbbd | 220 | // FIXME: Why `quit' rather than `error'? |
edfda783 AR |
221 | Fsignal (Qquit, Fcons (build_string ( |
222 | "invalid data returned by selection-conversion function"), | |
223 | Fcons (handler_fn, Fcons (value, Qnil)))); | |
facfbbbd SM |
224 | // FIXME: Beware, `quit' can return!! |
225 | return Qnil; | |
edfda783 AR |
226 | } |
227 | ||
228 | ||
229 | static Lisp_Object | |
230 | ns_get_foreign_selection (Lisp_Object symbol, Lisp_Object target) | |
231 | { | |
232 | id pb; | |
233 | pb =[NSPasteboard pasteboardWithName: symbol_to_nsstring (symbol)]; | |
234 | return ns_string_from_pasteboard (pb); | |
235 | } | |
236 | ||
237 | ||
238 | static void | |
239 | ns_handle_selection_request (struct input_event *event) | |
240 | { | |
facfbbbd SM |
241 | // FIXME: BIG UGLY HACK!!! |
242 | id pb = (id)*(EMACS_INT*)&(event->x); | |
243 | NSString *type = (NSString *)*(EMACS_INT*)&(event->y); | |
edfda783 AR |
244 | Lisp_Object selection_name, selection_data, target_symbol, data; |
245 | Lisp_Object successful_p, rest; | |
246 | ||
facfbbbd SM |
247 | selection_name = ns_string_to_symbol ([(NSPasteboard *)pb name]); |
248 | target_symbol = ns_string_to_symbol (type); | |
edfda783 | 249 | selection_data = assq_no_quit (selection_name, Vselection_alist); |
facfbbbd | 250 | successful_p = Qnil; |
edfda783 AR |
251 | |
252 | if (!NILP (selection_data)) | |
253 | { | |
254 | data = ns_get_local_selection (selection_name, target_symbol); | |
255 | if (!NILP (data)) | |
256 | { | |
257 | if (STRINGP (data)) | |
258 | ns_string_to_pasteboard_internal (pb, data, type); | |
facfbbbd | 259 | successful_p = Qt; |
edfda783 AR |
260 | } |
261 | } | |
262 | ||
263 | if (!EQ (Vns_sent_selection_hooks, Qunbound)) | |
264 | { | |
facfbbbd | 265 | for (rest = Vns_sent_selection_hooks; CONSP (rest); rest = Fcdr (rest)) |
edfda783 AR |
266 | call3 (Fcar (rest), selection_name, target_symbol, successful_p); |
267 | } | |
268 | } | |
269 | ||
270 | ||
271 | static void | |
272 | ns_handle_selection_clear (struct input_event *event) | |
273 | { | |
facfbbbd | 274 | id pb = (id)*(EMACS_INT*)&(event->x); |
edfda783 AR |
275 | Lisp_Object selection_name, selection_data, rest; |
276 | ||
facfbbbd SM |
277 | selection_name = ns_string_to_symbol ([(NSPasteboard *)pb name]); |
278 | selection_data = assq_no_quit (selection_name, Vselection_alist); | |
edfda783 AR |
279 | if (NILP (selection_data)) return; |
280 | ||
281 | if (EQ (selection_data, Fcar (Vselection_alist))) | |
282 | Vselection_alist = Fcdr (Vselection_alist); | |
283 | else | |
284 | { | |
285 | for (rest = Vselection_alist; !NILP (rest); rest = Fcdr (rest)) | |
286 | if (EQ (selection_data, Fcar (Fcdr (rest)))) | |
287 | Fsetcdr (rest, Fcdr (Fcdr (rest))); | |
288 | } | |
289 | ||
290 | if (!EQ (Vns_lost_selection_hooks, Qunbound)) | |
291 | { | |
facfbbbd | 292 | for (rest = Vns_lost_selection_hooks;CONSP (rest); rest = Fcdr (rest)) |
edfda783 AR |
293 | call1 (Fcar (rest), selection_name); |
294 | } | |
295 | } | |
296 | ||
297 | ||
298 | ||
299 | /* ========================================================================== | |
300 | ||
301 | Functions used externally | |
302 | ||
303 | ========================================================================== */ | |
304 | ||
305 | ||
306 | Lisp_Object | |
307 | ns_string_from_pasteboard (id pb) | |
308 | { | |
309 | NSString *type, *str; | |
310 | const char *utfStr; | |
311 | ||
312 | type = [pb availableTypeFromArray: ns_return_types]; | |
313 | if (type == nil) | |
314 | { | |
315 | Fsignal (Qquit, | |
316 | Fcons (build_string ("empty or unsupported pasteboard type"), | |
317 | Qnil)); | |
318 | return Qnil; | |
319 | } | |
320 | ||
321 | /* get the string */ | |
322 | if (! (str = [pb stringForType: type])) | |
323 | { | |
324 | NSData *data = [pb dataForType: type]; | |
325 | if (data != nil) | |
326 | str = [[NSString alloc] initWithData: data | |
327 | encoding: NSUTF8StringEncoding]; | |
328 | if (str != nil) | |
329 | { | |
330 | [str autorelease]; | |
331 | } | |
332 | else | |
333 | { | |
334 | Fsignal (Qquit, | |
335 | Fcons (build_string ("pasteboard doesn't contain valid data"), | |
336 | Qnil)); | |
337 | return Qnil; | |
338 | } | |
339 | } | |
340 | ||
341 | /* assume UTF8 */ | |
342 | NS_DURING | |
343 | { | |
344 | /* EOL conversion: PENDING- is this too simple? */ | |
345 | NSMutableString *mstr = [[str mutableCopy] autorelease]; | |
346 | [mstr replaceOccurrencesOfString: @"\r\n" withString: @"\n" | |
347 | options: NSLiteralSearch range: NSMakeRange (0, [mstr length])]; | |
348 | [mstr replaceOccurrencesOfString: @"\r" withString: @"\n" | |
349 | options: NSLiteralSearch range: NSMakeRange (0, [mstr length])]; | |
350 | ||
351 | utfStr = [mstr UTF8String]; | |
352 | if (!utfStr) | |
353 | utfStr = [mstr cString]; | |
354 | } | |
355 | NS_HANDLER | |
356 | { | |
357 | message1 ("ns_string_from_pasteboard: UTF8String failed\n"); | |
358 | utfStr = [str lossyCString]; | |
359 | } | |
360 | NS_ENDHANDLER | |
361 | ||
362 | return build_string (utfStr); | |
363 | } | |
364 | ||
365 | ||
366 | void | |
367 | ns_string_to_pasteboard (id pb, Lisp_Object str) | |
368 | { | |
369 | ns_string_to_pasteboard_internal (pb, str, nil); | |
370 | } | |
371 | ||
372 | ||
373 | ||
374 | /* ========================================================================== | |
375 | ||
376 | Lisp Defuns | |
377 | ||
378 | ========================================================================== */ | |
379 | ||
380 | ||
28bf482a DR |
381 | DEFUN ("x-own-selection-internal", Fx_own_selection_internal, |
382 | Sx_own_selection_internal, 2, 2, 0, | |
a5c55c69 CY |
383 | doc: /* Assert a selection. |
384 | SELECTION-NAME is a symbol, typically `PRIMARY', `SECONDARY', or `CLIPBOARD'. | |
385 | VALUE is typically a string, or a cons of two markers, but may be | |
386 | anything that the functions on `selection-converter-alist' know about. */) | |
5842a27b | 387 | (Lisp_Object selection_name, Lisp_Object selection_value) |
edfda783 AR |
388 | { |
389 | id pb; | |
390 | Lisp_Object old_value, new_value; | |
391 | ||
392 | check_ns (); | |
393 | CHECK_SYMBOL (selection_name); | |
394 | if (NILP (selection_value)) | |
395 | error ("selection-value may not be nil."); | |
396 | pb =[NSPasteboard pasteboardWithName: symbol_to_nsstring (selection_name)]; | |
397 | ns_declare_pasteboard (pb); | |
facfbbbd | 398 | old_value = assq_no_quit (selection_name, Vselection_alist); |
edfda783 AR |
399 | new_value = Fcons (selection_name, Fcons (selection_value, Qnil)); |
400 | if (NILP (old_value)) | |
facfbbbd | 401 | Vselection_alist = Fcons (new_value, Vselection_alist); |
edfda783 AR |
402 | else |
403 | Fsetcdr (old_value, Fcdr (new_value)); | |
404 | /* XXX An evil hack, but a necessary one I fear XXX */ | |
405 | { | |
406 | struct input_event ev; | |
407 | ev.kind = SELECTION_REQUEST_EVENT; | |
408 | ev.modifiers = 0; | |
409 | ev.code = 0; | |
facfbbbd SM |
410 | *(EMACS_INT*)(&(ev.x)) = (EMACS_INT)pb; // FIXME: BIG UGLY HACK!! |
411 | *(EMACS_INT*)(&(ev.y)) = (EMACS_INT)NSStringPboardType; | |
edfda783 AR |
412 | ns_handle_selection_request (&ev); |
413 | } | |
414 | return selection_value; | |
415 | } | |
416 | ||
417 | ||
9e50ff0c DN |
418 | DEFUN ("x-disown-selection-internal", Fx_disown_selection_internal, |
419 | Sx_disown_selection_internal, 1, 2, 0, | |
a5c55c69 | 420 | doc: /* If we own the selection SELECTION, disown it. */) |
5842a27b | 421 | (Lisp_Object selection_name, Lisp_Object time) |
edfda783 AR |
422 | { |
423 | id pb; | |
424 | check_ns (); | |
425 | CHECK_SYMBOL (selection_name); | |
426 | if (NILP (assq_no_quit (selection_name, Vselection_alist))) return Qnil; | |
427 | ||
428 | pb =[NSPasteboard pasteboardWithName: symbol_to_nsstring (selection_name)]; | |
429 | ns_undeclare_pasteboard (pb); | |
430 | return Qt; | |
431 | } | |
432 | ||
433 | ||
28bf482a | 434 | DEFUN ("x-selection-exists-p", Fx_selection_exists_p, Sx_selection_exists_p, |
a5c55c69 CY |
435 | 0, 1, 0, doc: /* Whether there is an owner for the given selection. |
436 | The arg should be the name of the selection in question, typically one of | |
437 | the symbols `PRIMARY', `SECONDARY', or `CLIPBOARD'. | |
438 | \(Those are literal upper-case symbol names.) | |
439 | For convenience, the symbol nil is the same as `PRIMARY', | |
440 | and t is the same as `SECONDARY'.) */) | |
5842a27b | 441 | (Lisp_Object selection) |
edfda783 AR |
442 | { |
443 | id pb; | |
444 | NSArray *types; | |
445 | ||
446 | check_ns (); | |
447 | CHECK_SYMBOL (selection); | |
448 | if (EQ (selection, Qnil)) selection = QPRIMARY; | |
449 | if (EQ (selection, Qt)) selection = QSECONDARY; | |
450 | pb =[NSPasteboard pasteboardWithName: symbol_to_nsstring (selection)]; | |
451 | types =[pb types]; | |
452 | return ([types count] == 0) ? Qnil : Qt; | |
453 | } | |
454 | ||
455 | ||
28bf482a | 456 | DEFUN ("x-selection-owner-p", Fx_selection_owner_p, Sx_selection_owner_p, |
edfda783 | 457 | 0, 1, 0, |
a5c55c69 CY |
458 | doc: /* Whether the current Emacs process owns the given selection. |
459 | The arg should be the name of the selection in question, typically one of | |
460 | the symbols `PRIMARY', `SECONDARY', or `CLIPBOARD'. | |
461 | \(Those are literal upper-case symbol names.) | |
462 | For convenience, the symbol nil is the same as `PRIMARY', | |
463 | and t is the same as `SECONDARY'.) */) | |
5842a27b | 464 | (Lisp_Object selection) |
edfda783 AR |
465 | { |
466 | check_ns (); | |
467 | CHECK_SYMBOL (selection); | |
468 | if (EQ (selection, Qnil)) selection = QPRIMARY; | |
469 | if (EQ (selection, Qt)) selection = QSECONDARY; | |
470 | return (NILP (Fassq (selection, Vselection_alist))) ? Qnil : Qt; | |
471 | } | |
472 | ||
473 | ||
9e50ff0c DN |
474 | DEFUN ("x-get-selection-internal", Fx_get_selection_internal, |
475 | Sx_get_selection_internal, 2, 2, 0, | |
a5c55c69 CY |
476 | doc: /* Return text selected from some pasteboard. |
477 | SELECTION is a symbol, typically `PRIMARY', `SECONDARY', or `CLIPBOARD'. | |
478 | \(Those are literal upper-case symbol names.) | |
479 | TYPE is the type of data desired, typically `STRING'. */) | |
5842a27b | 480 | (Lisp_Object selection_name, Lisp_Object target_type) |
edfda783 AR |
481 | { |
482 | Lisp_Object val; | |
483 | ||
484 | check_ns (); | |
485 | CHECK_SYMBOL (selection_name); | |
486 | CHECK_SYMBOL (target_type); | |
487 | val = ns_get_local_selection (selection_name, target_type); | |
488 | if (NILP (val)) | |
489 | val = ns_get_foreign_selection (selection_name, target_type); | |
490 | if (CONSP (val) && SYMBOLP (Fcar (val))) | |
491 | { | |
492 | val = Fcdr (val); | |
493 | if (CONSP (val) && NILP (Fcdr (val))) | |
494 | val = Fcar (val); | |
495 | } | |
496 | val = clean_local_selection_data (val); | |
497 | return val; | |
498 | } | |
499 | ||
500 | ||
501 | #ifdef CUT_BUFFER_SUPPORT | |
502 | DEFUN ("ns-get-cut-buffer-internal", Fns_get_cut_buffer_internal, | |
503 | Sns_get_cut_buffer_internal, 1, 1, 0, | |
a5c55c69 | 504 | doc: /* Returns the value of the named cut buffer. */) |
5842a27b | 505 | (Lisp_Object buffer) |
edfda783 AR |
506 | { |
507 | id pb; | |
508 | check_ns (); | |
509 | pb =[NSPasteboard pasteboardWithName: symbol_to_nsstring (buffer)]; | |
510 | return ns_string_from_pasteboard (pb); | |
511 | } | |
512 | ||
513 | ||
514 | DEFUN ("ns-rotate-cut-buffers-internal", Fns_rotate_cut_buffers_internal, | |
515 | Sns_rotate_cut_buffers_internal, 1, 1, 0, | |
a5c55c69 CY |
516 | doc: /* Rotate the values of the cut buffers by N steps. |
517 | Positive N means move values forward, negative means | |
518 | backward. CURRENTLY NOT IMPLEMENTED UNDER NEXTSTEP. */ ) | |
5842a27b | 519 | (Lisp_Object n) |
edfda783 AR |
520 | { |
521 | /* XXX This function is unimplemented under NeXTstep XXX */ | |
522 | Fsignal (Qquit, Fcons (build_string ( | |
523 | "Warning: ns-rotate-cut-buffers-internal not implemented\n"), Qnil)); | |
524 | return Qnil; | |
525 | } | |
526 | ||
527 | ||
528 | DEFUN ("ns-store-cut-buffer-internal", Fns_store_cut_buffer_internal, | |
529 | Sns_store_cut_buffer_internal, 2, 2, 0, | |
a5c55c69 | 530 | doc: /* Sets the value of the named cut buffer (typically CUT_BUFFER0). */) |
5842a27b | 531 | (Lisp_Object buffer, Lisp_Object string) |
edfda783 AR |
532 | { |
533 | id pb; | |
534 | check_ns (); | |
535 | pb =[NSPasteboard pasteboardWithName: symbol_to_nsstring (buffer)]; | |
536 | ns_string_to_pasteboard (pb, string); | |
537 | return Qnil; | |
538 | } | |
539 | #endif | |
540 | ||
541 | ||
542 | void | |
543 | nxatoms_of_nsselect (void) | |
544 | { | |
2c0ac867 J |
545 | NXPrimaryPboard = @"Selection"; |
546 | NXSecondaryPboard = @"Secondary"; | |
edfda783 AR |
547 | } |
548 | ||
549 | void | |
550 | syms_of_nsselect (void) | |
551 | { | |
088dcc3e DN |
552 | QCLIPBOARD = intern_c_string ("CLIPBOARD"); staticpro (&QCLIPBOARD); |
553 | QSECONDARY = intern_c_string ("SECONDARY"); staticpro (&QSECONDARY); | |
554 | QTEXT = intern_c_string ("TEXT"); staticpro (&QTEXT); | |
555 | QFILE_NAME = intern_c_string ("FILE_NAME"); staticpro (&QFILE_NAME); | |
edfda783 | 556 | |
9e50ff0c DN |
557 | defsubr (&Sx_disown_selection_internal); |
558 | defsubr (&Sx_get_selection_internal); | |
28bf482a DR |
559 | defsubr (&Sx_own_selection_internal); |
560 | defsubr (&Sx_selection_exists_p); | |
561 | defsubr (&Sx_selection_owner_p); | |
edfda783 AR |
562 | #ifdef CUT_BUFFER_SUPPORT |
563 | defsubr (&Sns_get_cut_buffer_internal); | |
564 | defsubr (&Sns_rotate_cut_buffers_internal); | |
565 | defsubr (&Sns_store_cut_buffer_internal); | |
566 | #endif | |
567 | ||
568 | Vselection_alist = Qnil; | |
569 | staticpro (&Vselection_alist); | |
570 | ||
571 | DEFVAR_LISP ("ns-sent-selection-hooks", &Vns_sent_selection_hooks, | |
572 | "A list of functions to be called when Emacs answers a selection request.\n\ | |
573 | The functions are called with four arguments:\n\ | |
574 | - the selection name (typically `PRIMARY', `SECONDARY', or `CLIPBOARD');\n\ | |
575 | - the selection-type which Emacs was asked to convert the\n\ | |
576 | selection into before sending (for example, `STRING' or `LENGTH');\n\ | |
577 | - a flag indicating success or failure for responding to the request.\n\ | |
578 | We might have failed (and declined the request) for any number of reasons,\n\ | |
579 | including being asked for a selection that we no longer own, or being asked\n\ | |
580 | to convert into a type that we don't know about or that is inappropriate.\n\ | |
581 | This hook doesn't let you change the behavior of Emacs's selection replies,\n\ | |
582 | it merely informs you that they have happened."); | |
583 | Vns_sent_selection_hooks = Qnil; | |
584 | ||
585 | DEFVAR_LISP ("selection-converter-alist", &Vselection_converter_alist, | |
586 | "An alist associating X Windows selection-types with functions.\n\ | |
587 | These functions are called to convert the selection, with three args:\n\ | |
588 | the name of the selection (typically `PRIMARY', `SECONDARY', or `CLIPBOARD');\n\ | |
589 | a desired type to which the selection should be converted;\n\ | |
590 | and the local selection value (whatever was given to `x-own-selection').\n\ | |
591 | \n\ | |
592 | The function should return the value to send to the X server\n\ | |
593 | \(typically a string). A return value of nil\n\ | |
594 | means that the conversion could not be done.\n\ | |
595 | A return value which is the symbol `NULL'\n\ | |
596 | means that a side-effect was executed,\n\ | |
597 | and there is no meaningful selection value."); | |
598 | Vselection_converter_alist = Qnil; | |
599 | ||
600 | DEFVAR_LISP ("ns-lost-selection-hooks", &Vns_lost_selection_hooks, | |
601 | "A list of functions to be called when Emacs loses an X selection.\n\ | |
602 | \(This happens when some other X client makes its own selection\n\ | |
603 | or when a Lisp program explicitly clears the selection.)\n\ | |
604 | The functions are called with one argument, the selection type\n\ | |
605 | \(a symbol, typically `PRIMARY', `SECONDARY', or `CLIPBOARD')."); | |
606 | Vns_lost_selection_hooks = Qnil; | |
607 | ||
088dcc3e | 608 | Qforeign_selection = intern_c_string ("foreign-selection"); |
edfda783 | 609 | staticpro (&Qforeign_selection); |
edfda783 | 610 | } |
0ae1e5e5 | 611 | |
2f8e74bb | 612 | // arch-tag: 39d1dde7-06a6-49ff-95a7-0e7af12d2218 |