1 ;;; xterm.el --- define function key sequences and standard colors for xterm
3 ;; Copyright (C) 1995, 2001, 2002, 2003, 2004, 2005,
4 ;; 2006, 2007 Free Software Foundation, Inc.
9 ;; This file is part of GNU Emacs.
11 ;; GNU Emacs is free software; you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 3, or (at your option)
16 ;; GNU Emacs is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs; see the file COPYING. If not, write to the
23 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
24 ;; Boston, MA 02110-1301, USA.
30 (eval-when-compile (require 'xt-mouse
))
32 (defvar xterm-function-map
33 (let ((map (make-sparse-keymap)))
35 ;; xterm from X.org 6.8.2 uses these key definitions.
36 (define-key map
"\eOP" [f1])
37 (define-key map "\eOQ" [f2])
38 (define-key map "\eOR" [f3])
39 (define-key map "\eOS" [f4])
40 (define-key map "\e[15~" [f5])
41 (define-key map "\e[17~" [f6])
42 (define-key map "\e[18~" [f7])
43 (define-key map "\e[19~" [f8])
44 (define-key map "\e[20~" [f9])
45 (define-key map "\e[21~" [f10])
46 (define-key map "\e[23~" [f11])
47 (define-key map "\e[24~" [f12])
49 (define-key map "\eO2P" [S-f1])
50 (define-key map "\eO2Q" [S-f2])
51 (define-key map "\eO2R" [S-f3])
52 (define-key map "\eO2S" [S-f4])
53 (define-key map "\e[1;2P" [S-f1])
54 (define-key map "\e[1;2Q" [S-f2])
55 (define-key map "\e[1;2R" [S-f3])
56 (define-key map "\e[1;2S" [S-f4])
57 (define-key map "\e[15;2~" [S-f5])
58 (define-key map "\e[17;2~" [S-f6])
59 (define-key map "\e[18;2~" [S-f7])
60 (define-key map "\e[19;2~" [S-f8])
61 (define-key map "\e[20;2~" [S-f9])
62 (define-key map "\e[21;2~" [S-f10])
63 (define-key map "\e[23;2~" [S-f11])
64 (define-key map "\e[24;2~" [S-f12])
66 (define-key map "\eO5P" [C-f1])
67 (define-key map "\eO5Q" [C-f2])
68 (define-key map "\eO5R" [C-f3])
69 (define-key map "\eO5S" [C-f4])
70 (define-key map "\e[15;5~" [C-f5])
71 (define-key map "\e[17;5~" [C-f6])
72 (define-key map "\e[18;5~" [C-f7])
73 (define-key map "\e[19;5~" [C-f8])
74 (define-key map "\e[20;5~" [C-f9])
75 (define-key map "\e[21;5~" [C-f10])
76 (define-key map "\e[23;5~" [C-f11])
77 (define-key map "\e[24;5~" [C-f12])
79 (define-key map "\eO6P" [C-S-f1])
80 (define-key map "\eO6Q" [C-S-f2])
81 (define-key map "\eO6R" [C-S-f3])
82 (define-key map "\eO6S" [C-S-f4])
83 (define-key map "\e[15;6~" [C-S-f5])
84 (define-key map "\e[17;6~" [C-S-f6])
85 (define-key map "\e[18;6~" [C-S-f7])
86 (define-key map "\e[19;6~" [C-S-f8])
87 (define-key map "\e[20;6~" [C-S-f9])
88 (define-key map "\e[21;6~" [C-S-f10])
89 (define-key map "\e[23;6~" [C-S-f11])
90 (define-key map "\e[24;6~" [C-S-f12])
92 (define-key map "\eO3P" [M-f1])
93 (define-key map "\eO3Q" [M-f2])
94 (define-key map "\eO3R" [M-f3])
95 (define-key map "\eO3S" [M-f4])
96 (define-key map "\e[15;3~" [M-f5])
97 (define-key map "\e[17;3~" [M-f6])
98 (define-key map "\e[18;3~" [M-f7])
99 (define-key map "\e[19;3~" [M-f8])
100 (define-key map "\e[20;3~" [M-f9])
101 (define-key map "\e[21;3~" [M-f10])
102 (define-key map "\e[23;3~" [M-f11])
103 (define-key map "\e[24;3~" [M-f12])
105 (define-key map "\eO4P" [M-S-f1])
106 (define-key map "\eO4Q" [M-S-f2])
107 (define-key map "\eO4R" [M-S-f3])
108 (define-key map "\eO4S" [M-S-f4])
109 (define-key map "\e[15;4~" [M-S-f5])
110 (define-key map "\e[17;4~" [M-S-f6])
111 (define-key map "\e[18;4~" [M-S-f7])
112 (define-key map "\e[19;4~" [M-S-f8])
113 (define-key map "\e[20;4~" [M-S-f9])
114 (define-key map "\e[21;4~" [M-S-f10])
115 (define-key map "\e[23;4~" [M-S-f11])
116 (define-key map "\e[24;4~" [M-S-f12])
118 (define-key map "\eOA" [up])
119 (define-key map "\eOB" [down])
120 (define-key map "\eOC" [right])
121 (define-key map "\eOD" [left])
122 (define-key map "\eOF" [end])
123 (define-key map "\eOH" [home])
125 (define-key map "\e[1;2A" [S-up])
126 (define-key map "\e[1;2B" [S-down])
127 (define-key map "\e[1;2C" [S-right])
128 (define-key map "\e[1;2D" [S-left])
129 (define-key map "\e[1;2F" [S-end])
130 (define-key map "\e[1;2H" [S-home])
132 (define-key map "\e[1;4A" [M-S-up])
133 (define-key map "\e[1;4B" [M-S-down])
134 (define-key map "\e[1;4C" [M-S-right])
135 (define-key map "\e[1;4D" [M-S-left])
136 (define-key map "\e[1;4F" [M-S-end])
137 (define-key map "\e[1;4H" [M-S-home])
139 (define-key map "\e[1;5A" [C-up])
140 (define-key map "\e[1;5B" [C-down])
141 (define-key map "\e[1;5C" [C-right])
142 (define-key map "\e[1;5D" [C-left])
143 (define-key map "\e[1;5F" [C-end])
144 (define-key map "\e[1;5H" [C-home])
146 (define-key map "\e[1;6A" [C-S-up])
147 (define-key map "\e[1;6B" [C-S-down])
148 (define-key map "\e[1;6C" [C-S-right])
149 (define-key map "\e[1;6D" [C-S-left])
150 (define-key map "\e[1;6F" [C-S-end])
151 (define-key map "\e[1;6H" [C-S-home])
153 (define-key map "\e[1;7A" [C-M-up])
154 (define-key map "\e[1;7B" [C-M-down])
155 (define-key map "\e[1;7C" [C-M-right])
156 (define-key map "\e[1;7D" [C-M-left])
157 (define-key map "\e[1;7F" [C-M-end])
158 (define-key map "\e[1;7H" [C-M-home])
160 (define-key map "\e[1;8A" [C-M-S-up])
161 (define-key map "\e[1;8B" [C-M-S-down])
162 (define-key map "\e[1;8C" [C-M-S-right])
163 (define-key map "\e[1;8D" [C-M-S-left])
164 (define-key map "\e[1;8F" [C-M-S-end])
165 (define-key map "\e[1;8H" [C-M-S-home])
167 (define-key map "\e[1;3A" [M-up])
168 (define-key map "\e[1;3B" [M-down])
169 (define-key map "\e[1;3C" [M-right])
170 (define-key map "\e[1;3D" [M-left])
171 (define-key map "\e[1;3F" [M-end])
172 (define-key map "\e[1;3H" [M-home])
174 (define-key map "\e[2~" [insert])
175 (define-key map "\e[3~" [delete])
176 (define-key map "\e[5~" [prior])
177 (define-key map "\e[6~" [next])
179 (define-key map "\e[2;2~" [S-insert])
180 (define-key map "\e[3;2~" [S-delete])
181 (define-key map "\e[5;2~" [S-prior])
182 (define-key map "\e[6;2~" [S-next])
184 (define-key map "\e[2;4~" [M-S-insert])
185 (define-key map "\e[3;4~" [M-S-delete])
186 (define-key map "\e[5;4~" [M-S-prior])
187 (define-key map "\e[6;4~" [M-S-next])
189 (define-key map "\e[2;5~" [C-insert])
190 (define-key map "\e[3;5~" [C-delete])
191 (define-key map "\e[5;5~" [C-prior])
192 (define-key map "\e[6;5~" [C-next])
194 (define-key map "\e[2;6~" [C-S-insert])
195 (define-key map "\e[3;6~" [C-S-delete])
196 (define-key map "\e[5;6~" [C-S-prior])
197 (define-key map "\e[6;6~" [C-S-next])
199 (define-key map "\e[2;7~" [C-M-insert])
200 (define-key map "\e[3;7~" [C-M-delete])
201 (define-key map "\e[5;7~" [C-M-prior])
202 (define-key map "\e[6;7~" [C-M-next])
204 (define-key map "\e[2;8~" [C-M-S-insert])
205 (define-key map "\e[3;8~" [C-M-S-delete])
206 (define-key map "\e[5;8~" [C-M-S-prior])
207 (define-key map "\e[6;8~" [C-M-S-next])
209 (define-key map "\e[2;3~" [M-insert])
210 (define-key map "\e[3;3~" [M-delete])
211 (define-key map "\e[5;3~" [M-prior])
212 (define-key map "\e[6;3~" [M-next])
214 (define-key map "\e[4~" [select])
215 (define-key map "\e[29~" [print])
217 (define-key map "\eOj" [kp-multiply])
218 (define-key map "\eOk" [kp-add])
219 (define-key map "\eOl" [kp-separator])
220 (define-key map "\eOm" [kp-subtract])
221 (define-key map "\eOo" [kp-divide])
222 (define-key map "\eOp" [kp-0])
223 (define-key map "\eOq" [kp-1])
224 (define-key map "\eOr" [kp-2])
225 (define-key map "\eOs" [kp-3])
226 (define-key map "\eOt" [kp-4])
227 (define-key map "\eOu" [kp-5])
228 (define-key map "\eOv" [kp-6])
229 (define-key map "\eOw" [kp-7])
230 (define-key map "\eOx" [kp-8])
231 (define-key map "\eOy" [kp-9])
233 ;; These keys are available in xterm starting from version 216
234 ;; if the modifyOtherKeys resource is set to 1.
236 (define-key map "\e[27;5;9~" [C-tab])
237 (define-key map "\e[27;5;13~" [C-return])
238 (define-key map "\e[27;5;39~" [?\C-\'])
239 (define-key map "\e[27;5;44~" [?\C-,])
240 (define-key map "\e[27;5;45~" [?\C--])
241 (define-key map "\e[27;5;46~" [?\C-.])
242 (define-key map "\e[27;5;47~" [?\C-/])
243 (define-key map "\e[27;5;48~" [?\C-0])
244 (define-key map "\e[27;5;49~" [?\C-1])
245 ;; Not all C-DIGIT keys have a distinct binding.
246 (define-key map "\e[27;5;57~" [?\C-9])
247 (define-key map "\e[27;5;59~" [?\C-\;])
248 (define-key map "\e[27;5;61~" [?\C-=])
249 (define-key map "\e[27;5;92~" [?\C-\\])
251 (define-key map "\e[27;6;33~" [?\C-!])
252 (define-key map "\e[27;6;34~" [?\C-\"])
253 (define-key map "\e[27;6;35~" [?\C-#])
254 (define-key map "\e[27;6;36~" [?\C-$])
255 (define-key map "\e[27;6;37~" [?\C-%])
256 (define-key map "\e[27;6;38~" [?\C-&])
257 (define-key map "\e[27;6;40~" [?\C-(])
258 (define-key map "\e[27;6;41~" [?\C-)])
259 (define-key map "\e[27;6;42~" [?\C-*])
260 (define-key map "\e[27;6;43~" [?\C-+])
261 (define-key map "\e[27;6;58~" [?\C-:])
262 (define-key map "\e[27;6;60~" [?\C-<])
263 (define-key map "\e[27;6;62~" [?\C->])
264 (define-key map "\e[27;6;63~" [(control ??)])
266 ;; These are the strings emitted for various C-M- combinations
267 ;; for keyboards that the Meta and Alt modifiers are on the same
268 ;; key (usually labeled "Alt").
269 (define-key map "\e[27;13;9~" [C-M-tab])
270 (define-key map "\e[27;13;13~" [C-M-return])
272 (define-key map "\e[27;13;39~" [?\C-\M-\'])
273 (define-key map "\e[27;13;44~" [?\C-\M-,])
274 (define-key map "\e[27;13;45~" [?\C-\M--])
275 (define-key map "\e[27;13;46~" [?\C-\M-.])
276 (define-key map "\e[27;13;47~" [?\C-\M-/])
277 (define-key map "\e[27;13;48~" [?\C-\M-0])
278 (define-key map "\e[27;13;49~" [?\C-\M-1])
279 (define-key map "\e[27;13;50~" [?\C-\M-2])
280 (define-key map "\e[27;13;51~" [?\C-\M-3])
281 (define-key map "\e[27;13;52~" [?\C-\M-4])
282 (define-key map "\e[27;13;53~" [?\C-\M-5])
283 (define-key map "\e[27;13;54~" [?\C-\M-6])
284 (define-key map "\e[27;13;55~" [?\C-\M-7])
285 (define-key map "\e[27;13;56~" [?\C-\M-8])
286 (define-key map "\e[27;13;57~" [?\C-\M-9])
287 (define-key map "\e[27;13;59~" [?\C-\M-\;])
288 (define-key map "\e[27;13;61~" [?\C-\M-=])
289 (define-key map "\e[27;13;92~" [?\C-\M-\\])
291 (define-key map "\e[27;14;33~" [?\C-\M-!])
292 (define-key map "\e[27;14;34~" [?\C-\M-\"])
293 (define-key map "\e[27;14;35~" [?\C-\M-#])
294 (define-key map "\e[27;14;36~" [?\C-\M-$])
295 (define-key map "\e[27;14;37~" [?\C-\M-%])
296 (define-key map "\e[27;14;38~" [?\C-\M-&])
297 (define-key map "\e[27;14;40~" [?\C-\M-\(])
298 (define-key map "\e[27;14;41~" [?\C-\M-\)])
299 (define-key map "\e[27;14;42~" [?\C-\M-*])
300 (define-key map "\e[27;14;43~" [?\C-\M-+])
301 (define-key map "\e[27;14;58~" [?\C-\M-:])
302 (define-key map "\e[27;14;60~" [?\C-\M-<])
303 (define-key map "\e[27;14;62~" [?\C-\M->])
304 (define-key map "\e[27;14;63~" [(control meta ??)])
306 (define-key map "\e[27;7;9~" [C-M-tab])
307 (define-key map "\e[27;7;13~" [C-M-return])
309 (define-key map "\e[27;7;32~" [?\C-\M-\s])
310 (define-key map "\e[27;7;39~" [?\C-\M-\'])
311 (define-key map "\e[27;7;44~" [?\C-\M-,])
312 (define-key map "\e[27;7;45~" [?\C-\M--])
313 (define-key map "\e[27;7;46~" [?\C-\M-.])
314 (define-key map "\e[27;7;47~" [?\C-\M-/])
315 (define-key map "\e[27;7;48~" [?\C-\M-0])
316 (define-key map "\e[27;7;49~" [?\C-\M-1])
317 (define-key map "\e[27;7;50~" [?\C-\M-2])
318 (define-key map "\e[27;7;51~" [?\C-\M-3])
319 (define-key map "\e[27;7;52~" [?\C-\M-4])
320 (define-key map "\e[27;7;53~" [?\C-\M-5])
321 (define-key map "\e[27;7;54~" [?\C-\M-6])
322 (define-key map "\e[27;7;55~" [?\C-\M-7])
323 (define-key map "\e[27;7;56~" [?\C-\M-8])
324 (define-key map "\e[27;7;57~" [?\C-\M-9])
325 (define-key map "\e[27;7;59~" [?\C-\M-\;])
326 (define-key map "\e[27;7;61~" [?\C-\M-=])
327 (define-key map "\e[27;7;92~" [?\C-\M-\\])
329 (define-key map "\e[27;8;33~" [?\C-\M-!])
330 (define-key map "\e[27;8;34~" [?\C-\M-\"])
331 (define-key map "\e[27;8;35~" [?\C-\M-#])
332 (define-key map "\e[27;8;36~" [?\C-\M-$])
333 (define-key map "\e[27;8;37~" [?\C-\M-%])
334 (define-key map "\e[27;8;38~" [?\C-\M-&])
335 (define-key map "\e[27;8;40~" [?\C-\M-\(])
336 (define-key map "\e[27;8;41~" [?\C-\M-\)])
337 (define-key map "\e[27;8;42~" [?\C-\M-*])
338 (define-key map "\e[27;8;43~" [?\C-\M-+])
339 (define-key map "\e[27;8;58~" [?\C-\M-:])
340 (define-key map "\e[27;8;60~" [?\C-\M-<])
341 (define-key map "\e[27;8;62~" [?\C-\M->])
342 (define-key map "\e[27;8;63~" [(control meta ??)])
344 (define-key map "\e[27;2;9~" [S-tab])
345 (define-key map "\e[27;2;13~" [S-return])
347 (define-key map "\e[27;6;9~" [C-S-tab])
348 (define-key map "\e[27;6;13~" [C-S-return])
350 ;; Other versions of xterm might emit these.
351 (define-key map "\e[A" [up])
352 (define-key map "\e[B" [down])
353 (define-key map "\e[C" [right])
354 (define-key map "\e[D" [left])
355 (define-key map "\e[1~" [home])
357 (define-key map "\eO2A" [S-up])
358 (define-key map "\eO2B" [S-down])
359 (define-key map "\eO2C" [S-right])
360 (define-key map "\eO2D" [S-left])
361 (define-key map "\eO2F" [S-end])
362 (define-key map "\eO2H" [S-home])
364 (define-key map "\eO5A" [C-up])
365 (define-key map "\eO5B" [C-down])
366 (define-key map "\eO5C" [C-right])
367 (define-key map "\eO5D" [C-left])
368 (define-key map "\eO5F" [C-end])
369 (define-key map "\eO5H" [C-home])
371 (define-key map "\e[11~" [f1])
372 (define-key map
"\e[12~" [f2])
373 (define-key map "\e[13~" [f3])
374 (define-key map "\e[14~" [f4])
376 "Function key map overrides for xterm.")
378 (defvar xterm-alternatives-map
379 (let ((map (make-sparse-keymap)))
380 ;; The terminal initialization C code file might have initialized
381 ;; function keys F13->F60 from the termcap/terminfo information.
382 ;; On a PC-style keyboard these keys correspond to
383 ;; MODIFIER-FUNCTION_KEY, where modifier is S-, C, A-, C-S-. The code
384 ;; here substitutes the corresponding definitions in function-key-map.
385 ;; The mapping from escape sequences to Fn is done in input-decode-map
386 ;; whereas this here mapping is done in local-function-key-map so that
387 ;; bindings to f45 still work, in case your keyboard really has an f45
388 ;; key rather than C-S-f9.
389 (define-key map [f13] [S-f1])
390 (define-key map [f14] [S-f2])
391 (define-key map [f15] [S-f3])
392 (define-key map [f16] [S-f4])
393 (define-key map [f17] [S-f5])
394 (define-key map [f18] [S-f6])
395 (define-key map [f19] [S-f7])
396 (define-key map [f20] [S-f8])
397 (define-key map [f21] [S-f9])
398 (define-key map [f22] [S-f10])
399 (define-key map [f23] [S-f11])
400 (define-key map [f24] [S-f12])
402 (define-key map [f25] [C-f1])
403 (define-key map [f26] [C-f2])
404 (define-key map [f27] [C-f3])
405 (define-key map [f28] [C-f4])
406 (define-key map [f29] [C-f5])
407 (define-key map [f30] [C-f6])
408 (define-key map [f31] [C-f7])
409 (define-key map [f32] [C-f8])
410 (define-key map [f33] [C-f9])
411 (define-key map [f34] [C-f10])
412 (define-key map [f35] [C-f11])
413 (define-key map [f36] [C-f12])
415 (define-key map [f37] [C-S-f1])
416 (define-key map [f38] [C-S-f2])
417 (define-key map [f39] [C-S-f3])
418 (define-key map [f40] [C-S-f4])
419 (define-key map [f41] [C-S-f5])
420 (define-key map [f42] [C-S-f6])
421 (define-key map [f43] [C-S-f7])
422 (define-key map [f44] [C-S-f8])
423 (define-key map [f45] [C-S-f9])
424 (define-key map [f46] [C-S-f10])
425 (define-key map [f47] [C-S-f11])
426 (define-key map [f48] [C-S-f12])
428 (define-key map [f49] [M-f1])
429 (define-key map [f50] [M-f2])
430 (define-key map [f51] [M-f3])
431 (define-key map [f52] [M-f4])
432 (define-key map [f53] [M-f5])
433 (define-key map [f54] [M-f6])
434 (define-key map [f55] [M-f7])
435 (define-key map [f56] [M-f8])
436 (define-key map [f57] [M-f9])
437 (define-key map [f58] [M-f10])
438 (define-key map [f59] [M-f11])
439 (define-key map [f60] [M-f12])
442 "Keymap of possible alternative meanings for some keys.")
444 ;; List of terminals for which modify-other-keys has been turned on.
445 (defvar xterm-modify-other-keys-terminal-list nil)
447 (defun terminal-init-xterm ()
448 "Terminal initialization function for xterm."
449 ;; rxvt terminals sometimes set the TERM variable to "xterm", but
450 ;; rxvt's keybindings are incompatible with xterm's. It is
451 ;; better in that case to use rxvt's initializion function.
452 (if (and (getenv "COLORTERM" (selected-frame))
453 (string-match "\\`rxvt" (getenv "COLORTERM" (selected-frame))))
454 (tty-run-terminal-initialization (selected-frame) "rxvt")
456 (let ((map (copy-keymap xterm-alternatives-map)))
457 (set-keymap-parent map (keymap-parent local-function-key-map))
458 (set-keymap-parent local-function-key-map map))
460 (let ((map (copy-keymap xterm-function-map)))
462 ;; Use inheritance to let the main keymap override those defaults.
463 ;; This way we don't override terminfo-derived settings or settings
464 ;; made in the .emacs file.
465 (set-keymap-parent map (keymap-parent input-decode-map))
466 (set-keymap-parent input-decode-map map)))
468 (xterm-register-default-colors)
469 ;; This recomputes all the default faces given the colors we've just set up.
470 (tty-set-up-initial-frame-faces)
472 (when xterm-mouse-mode
473 (turn-on-xterm-mouse-tracking-on-terminal
474 (frame-terminal (selected-frame))))
476 ;; Try to turn on the modifyOtherKeys feature on modern xterms.
477 ;; When it is turned on much more key bindings work: things like
479 ;; To do that we need to find out if the current terminal supports
480 ;; modifyOtherKeys. At this time only xterm does.
481 (let ((coding-system-for-read 'binary)
484 ;; Try to find out the type of terminal by sending a "Secondary
485 ;; Device Attributes (DA)" query.
486 (send-string-to-terminal "\e[>0c")
488 ;; The reply should be of the form: \e [ > NUMBER1 ; NUMBER2 ; NUMBER3 c
489 (when (equal (read-event nil nil 0.1) ?\e)
490 (when (equal (read-event nil nil 0.1) ?\[)
491 (while (not (equal (setq chr (read-event nil nil 0.1)) ?c))
492 (setq str (concat str (string chr))))
493 (when (string-match ">0;\\([0-9]+\\);0" str)
494 ;; NUMBER2 is the xterm version number, look for something
495 ;; greater than 216, the version when modifyOtherKeys was
497 (when (>= (string-to-number
498 (substring str (match-beginning 1) (match-end 1))) 216)
499 ;; Make sure that the modifyOtherKeys state is restored when
500 ;; suspending, resuming and exiting.
501 (add-hook 'suspend-hook 'xterm-turn-off-modify-other-keys)
502 (add-hook 'suspend-resume-hook 'xterm-turn-on-modify-other-keys)
503 (add-hook 'kill-emacs-hook 'xterm-remove-modify-other-keys)
504 (add-hook 'delete-frame-hook 'xterm-remove-modify-other-keys)
505 ;; Add the selected frame to the list of frames that
506 ;; need to deal with modify-other-keys.
507 (push (frame-terminal (selected-frame))
508 xterm-modify-other-keys-terminal-list)
509 (xterm-turn-on-modify-other-keys)))))))
511 ;; Set up colors, for those versions of xterm that support it.
512 (defvar xterm-standard-colors
513 ;; The names in the comments taken from XTerm-col.ad in the xterm
514 ;; distribution, see ftp://dickey.his.com/xterm/. RGB values are
516 '(("black" 0 ( 0 0 0)) ; black
517 ("red" 1 (205 0 0)) ; red3
518 ("green" 2 ( 0 205 0)) ; green3
519 ("yellow" 3 (205 205 0)) ; yellow3
520 ("blue" 4 ( 0 0 238)) ; blue2
521 ("magenta" 5 (205 0 205)) ; magenta3
522 ("cyan" 6 ( 0 205 205)) ; cyan3
523 ("white" 7 (229 229 229)) ; gray90
524 ("brightblack" 8 (127 127 127)) ; gray50
525 ("brightred" 9 (255 0 0)) ; red
526 ("brightgreen" 10 ( 0 255 0)) ; green
527 ("brightyellow" 11 (255 255 0)) ; yellow
528 ("brightblue" 12 (92 92 255)) ; rgb:5c/5c/ff
529 ("brightmagenta" 13 (255 0 255)) ; magenta
530 ("brightcyan" 14 ( 0 255 255)) ; cyan
531 ("brightwhite" 15 (255 255 255))) ; white
532 "Names of 16 standard xterm/aixterm colors, their numbers, and RGB values.")
534 (defun xterm-rgb-convert-to-16bit (prim)
535 "Convert an 8-bit primary color value PRIM to a corresponding 16-bit value."
536 (logior prim (lsh prim 8)))
538 (defun xterm-register-default-colors ()
539 "Register the default set of colors for xterm or compatible emulator.
541 This function registers the number of colors returned by `display-color-cells'
542 for the currently selected frame. The first 16 colors are taken from
543 `xterm-standard-colors', which see, while the rest are computed assuming
544 either the 88- or 256-color standard color scheme supported by latest
546 (let* ((ncolors (display-color-cells (selected-frame)))
547 (colors xterm-standard-colors)
548 (color (car colors)))
550 ;; Clear the 8 default tty colors registered by startup.el
552 ;; Only register as many colors as are supported by the display.
553 (while (and (> ncolors 0) colors)
554 (tty-color-define (car color) (cadr color)
555 (mapcar 'xterm-rgb-convert-to-16bit
557 (setq colors (cdr colors)
559 ncolors (1- ncolors)))
560 ;; We've exhausted the colors from `xterm-standard-colors'. If there
561 ;; are more colors to support, compute them now.
564 ((= ncolors 240) ; 256-color xterm
565 ;; 216 non-gray colors first
566 (let ((r 0) (g 0) (b 0))
567 (while (> ncolors 24)
568 ;; This and other formulae taken from 256colres.pl and
569 ;; 88colres.pl in the xterm distribution.
570 (tty-color-define (format "color-%d" (- 256 ncolors))
572 (mapcar 'xterm-rgb-convert-to-16bit
573 (list (if (zerop r) 0 (+ (* r 40) 55))
574 (if (zerop g) 0 (+ (* g 40) 55))
575 (if (zerop b) 0 (+ (* b 40) 55)))))
584 (setq ncolors (1- ncolors))))
585 ;; Now the 24 gray colors
587 (setq color (xterm-rgb-convert-to-16bit (+ 8 (* (- 24 ncolors) 10))))
588 (tty-color-define (format "color-%d" (- 256 ncolors))
590 (list color color color))
591 (setq ncolors (1- ncolors))))
592 ((= ncolors 72) ; 88-color xterm
593 ;; 64 non-gray colors
594 (let ((levels '(0 139 205 255))
597 (tty-color-define (format "color-%d" (- 88 ncolors))
599 (mapcar 'xterm-rgb-convert-to-16bit
610 (setq ncolors (1- ncolors))))
611 ;; Now the 8 gray colors
613 (setq color (xterm-rgb-convert-to-16bit
617 (+ (* (- 8 ncolors) 23.18181818) 69.54545454)))))
618 (tty-color-define (format "color-%d" (- 88 ncolors))
620 (list color color color))
621 (setq ncolors (1- ncolors))))
622 (t (error "Unsupported number of xterm colors (%d)" (+ 16 ncolors)))))
623 ;; Modifying color mappings means realized faces don't use the
624 ;; right colors, so clear them.
627 (defun xterm-turn-on-modify-other-keys ()
628 "Turn on the modifyOtherKeys feature of xterm."
629 (let ((frame (selected-frame)))
630 (when (and (frame-live-p frame)
631 (memq frame xterm-modify-other-keys-terminal-list))
632 (send-string-to-terminal "\e[>4;1m"))))
634 (defun xterm-turn-off-modify-other-keys (&optional frame)
635 "Turn off the modifyOtherKeys feature of xterm."
636 (setq frame (and frame (selected-frame)))
637 (when (and (frame-live-p frame)
638 (memq frame xterm-modify-other-keys-terminal-list))
639 (send-string-to-terminal "\e[>4m")))
641 (defun xterm-remove-modify-other-keys (&optional frame)
642 "Turn off the modifyOtherKeys feature of xterm and remove frame from consideration."
643 (setq frame (and frame (selected-frame)))
644 (when (and (frame-live-p frame)
645 (memq frame xterm-modify-other-keys-terminal-list))
646 (setq xterm-modify-other-keys-terminal-list
647 (delq (frame-terminal frame)
648 xterm-modify-other-keys-terminal-list))
649 (send-string-to-terminal "\e[>4m")))
651 ;; arch-tag: 12e7ebdd-1e6c-4b25-b0f9-35ace25e855a
652 ;;; xterm.el ends here