Commit | Line | Data |
---|---|---|
d284f58f | 1 | /* Terminal control module for terminals described by TERMCAP |
ba318903 | 2 | Copyright (C) 1985-1987, 1993-1995, 1998, 2000-2014 Free Software |
ab422c4d | 3 | Foundation, Inc. |
08a24c47 JB |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
9ec0b715 | 7 | GNU Emacs is free software: you can redistribute it and/or modify |
08a24c47 | 8 | it under the terms of the GNU General Public License as published by |
9ec0b715 GM |
9 | the Free Software Foundation, either version 3 of the License, or |
10 | (at your option) any later version. | |
08a24c47 JB |
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 | |
9ec0b715 | 18 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
08a24c47 | 19 | |
d284f58f | 20 | /* New redisplay, TTY faces by Gerd Moellmann <gerd@gnu.org>. */ |
08a24c47 | 21 | |
565620a5 | 22 | #include <config.h> |
59b3194c | 23 | #include <errno.h> |
49cdacda PE |
24 | #include <fcntl.h> |
25 | #include <stdio.h> | |
28d440ab | 26 | #include <sys/file.h> |
d35af63c | 27 | #include <sys/time.h> |
1ec5dc77 | 28 | #include <unistd.h> |
0c72d684 | 29 | |
9628b887 | 30 | #include "lisp.h" |
08a24c47 | 31 | #include "termchar.h" |
50938595 | 32 | #include "tparam.h" |
9332ea03 | 33 | #include "character.h" |
e5560ff7 | 34 | #include "buffer.h" |
a4decb7f KH |
35 | #include "charset.h" |
36 | #include "coding.h" | |
4c12d738 | 37 | #include "composite.h" |
2538fae4 | 38 | #include "keyboard.h" |
ff11dfa1 | 39 | #include "frame.h" |
08a24c47 JB |
40 | #include "disptab.h" |
41 | #include "termhooks.h" | |
dfcf069d | 42 | #include "dispextern.h" |
a168702a | 43 | #include "window.h" |
8feddab4 | 44 | #include "keymap.h" |
1a935bfd | 45 | #include "blockinput.h" |
03a1d6bd KL |
46 | #include "syssignal.h" |
47 | #include "systty.h" | |
c9612b8e | 48 | #include "intervals.h" |
84704c5c EZ |
49 | #ifdef MSDOS |
50 | #include "msdos.h" | |
51 | static int been_here = -1; | |
52 | #endif | |
a168702a | 53 | |
c7a7f318 EZ |
54 | #ifdef USE_X_TOOLKIT |
55 | #include "../lwlib/lwlib.h" | |
56 | #endif | |
57 | ||
eccec691 | 58 | #include "cm.h" |
dfcf069d AS |
59 | #ifdef HAVE_X_WINDOWS |
60 | #include "xterm.h" | |
61 | #endif | |
c8951b18 | 62 | |
b5e9cbb6 | 63 | #include "menu.h" |
6b61353c | 64 | |
78048085 EZ |
65 | /* The name of the default console device. */ |
66 | #ifdef WINDOWSNT | |
67 | #define DEV_TTY "CONOUT$" | |
a68089e4 | 68 | #include "w32term.h" |
78048085 EZ |
69 | #else |
70 | #define DEV_TTY "/dev/tty" | |
71 | #endif | |
a168702a | 72 | |
f57e2426 J |
73 | static void tty_set_scroll_region (struct frame *f, int start, int stop); |
74 | static void turn_on_face (struct frame *, int face_id); | |
75 | static void turn_off_face (struct frame *, int face_id); | |
64520e5c | 76 | static void tty_turn_off_highlight (struct tty_display_info *); |
f57e2426 J |
77 | static void tty_show_cursor (struct tty_display_info *); |
78 | static void tty_hide_cursor (struct tty_display_info *); | |
79 | static void tty_background_highlight (struct tty_display_info *tty); | |
653d4f43 | 80 | static struct terminal *get_tty_terminal (Lisp_Object, bool); |
f57e2426 J |
81 | static void clear_tty_hooks (struct terminal *terminal); |
82 | static void set_tty_hooks (struct terminal *terminal); | |
83 | static void dissociate_if_controlling_tty (int fd); | |
84 | static void delete_tty (struct terminal *); | |
653d4f43 PE |
85 | static _Noreturn void maybe_fatal (bool, struct terminal *, |
86 | const char *, const char *, ...) | |
845ca893 PE |
87 | ATTRIBUTE_FORMAT_PRINTF (3, 5) ATTRIBUTE_FORMAT_PRINTF (4, 5); |
88 | static _Noreturn void vfatal (const char *str, va_list ap) | |
89 | ATTRIBUTE_FORMAT_PRINTF (1, 0); | |
b3ffc17c | 90 | |
a168702a | 91 | |
6548cf00 KL |
92 | #define OUTPUT(tty, a) \ |
93 | emacs_tputs ((tty), a, \ | |
653d4f43 | 94 | FRAME_LINES (XFRAME (selected_frame)) - curY (tty), \ |
6548cf00 KL |
95 | cmputc) |
96 | ||
28d440ab KL |
97 | #define OUTPUT1(tty, a) emacs_tputs ((tty), a, 1, cmputc) |
98 | #define OUTPUTL(tty, a, lines) emacs_tputs ((tty), a, lines, cmputc) | |
a168702a | 99 | |
28d440ab | 100 | #define OUTPUT_IF(tty, a) \ |
6548cf00 KL |
101 | do { \ |
102 | if (a) \ | |
b286858c | 103 | OUTPUT (tty, a); \ |
6548cf00 | 104 | } while (0) |
177c0ea7 | 105 | |
28d440ab | 106 | #define OUTPUT1_IF(tty, a) do { if (a) emacs_tputs ((tty), a, 1, cmputc); } while (0) |
c291d9ef | 107 | |
f46c2aff | 108 | /* Display space properties */ |
08a24c47 | 109 | |
428a555e | 110 | /* Chain of all tty device parameters. */ |
28d7d09f | 111 | struct tty_display_info *tty_list; |
08a24c47 | 112 | |
4e6ba4a4 GM |
113 | /* Meaning of bits in no_color_video. Each bit set means that the |
114 | corresponding attribute cannot be combined with colors. */ | |
115 | ||
116 | enum no_color_bit | |
117 | { | |
118 | NC_STANDOUT = 1 << 0, | |
119 | NC_UNDERLINE = 1 << 1, | |
120 | NC_REVERSE = 1 << 2, | |
cd4eb164 | 121 | NC_ITALIC = 1 << 3, |
4e6ba4a4 GM |
122 | NC_DIM = 1 << 4, |
123 | NC_BOLD = 1 << 5, | |
124 | NC_INVIS = 1 << 6, | |
cd4eb164 | 125 | NC_PROTECT = 1 << 7 |
4e6ba4a4 GM |
126 | }; |
127 | ||
08a24c47 JB |
128 | /* internal state */ |
129 | ||
8dd0c7cb | 130 | /* The largest frame width in any call to calculate_costs. */ |
a168702a | 131 | |
64520e5c | 132 | static int max_frame_cols; |
a168702a | 133 | |
bfc30790 DC |
134 | static Lisp_Object Qtty_mode_set_strings; |
135 | static Lisp_Object Qtty_mode_reset_strings; | |
136 | ||
08a24c47 | 137 | \f |
cb28b9c2 | 138 | |
7e5a23bd | 139 | #ifdef HAVE_GPM |
e882229c | 140 | #include <sys/fcntl.h> |
e882229c | 141 | |
71f44e7a SM |
142 | /* The device for which we have enabled gpm support (or NULL). */ |
143 | struct tty_display_info *gpm_tty = NULL; | |
e882229c | 144 | |
cf482c50 | 145 | /* Last recorded mouse coordinates. */ |
e882229c | 146 | static int last_mouse_x, last_mouse_y; |
7e5a23bd | 147 | #endif /* HAVE_GPM */ |
e882229c | 148 | |
da8e1115 | 149 | /* Ring the bell on a tty. */ |
c291d9ef | 150 | |
ed8dad6b | 151 | static void |
385ed61f | 152 | tty_ring_bell (struct frame *f) |
3224dac1 | 153 | { |
3224dac1 | 154 | struct tty_display_info *tty = FRAME_TTY (f); |
c291d9ef | 155 | |
b6660415 KL |
156 | if (tty->output) |
157 | { | |
158 | OUTPUT (tty, (tty->TS_visible_bell && visible_bell | |
159 | ? tty->TS_visible_bell | |
160 | : tty->TS_bell)); | |
161 | fflush (tty->output); | |
08a24c47 | 162 | } |
08a24c47 JB |
163 | } |
164 | ||
da8e1115 KL |
165 | /* Set up termcap modes for Emacs. */ |
166 | ||
bfc30790 | 167 | static void |
f0496348 | 168 | tty_send_additional_strings (struct terminal *terminal, Lisp_Object sym) |
bfc30790 DC |
169 | { |
170 | Lisp_Object lisp_terminal; | |
171 | Lisp_Object extra_codes; | |
172 | struct tty_display_info *tty = terminal->display_info.tty; | |
173 | ||
174 | XSETTERMINAL (lisp_terminal, terminal); | |
175 | for (extra_codes = Fterminal_parameter (lisp_terminal, sym); | |
176 | CONSP (extra_codes); | |
177 | extra_codes = XCDR (extra_codes)) | |
178 | { | |
179 | Lisp_Object string = XCAR (extra_codes); | |
180 | if (STRINGP (string)) | |
181 | { | |
182 | fwrite (SDATA (string), 1, SBYTES (string), tty->output); | |
bfc30790 DC |
183 | if (tty->termscript) |
184 | fwrite (SDATA (string), 1, SBYTES (string), tty->termscript); | |
185 | } | |
186 | } | |
187 | } | |
188 | ||
64520e5c | 189 | static void |
6ed8eeff | 190 | tty_set_terminal_modes (struct terminal *terminal) |
08a24c47 | 191 | { |
6ed8eeff | 192 | struct tty_display_info *tty = terminal->display_info.tty; |
f4d953fc | 193 | |
0b0d3e0b | 194 | if (tty->output) |
08a24c47 | 195 | { |
fbf34973 KL |
196 | if (tty->TS_termcap_modes) |
197 | OUTPUT (tty, tty->TS_termcap_modes); | |
3ae9c96a | 198 | else |
fbf34973 KL |
199 | { |
200 | /* Output enough newlines to scroll all the old screen contents | |
201 | off the screen, so it won't be overwritten and lost. */ | |
202 | int i; | |
a3c07f68 | 203 | current_tty = tty; |
fbf34973 | 204 | for (i = 0; i < FRAME_LINES (XFRAME (selected_frame)); i++) |
a3c07f68 | 205 | cmputc ('\n'); |
fbf34973 KL |
206 | } |
207 | ||
b58cb614 | 208 | OUTPUT_IF (tty, visible_cursor ? tty->TS_cursor_visible : tty->TS_cursor_normal); |
0b0d3e0b KL |
209 | OUTPUT_IF (tty, tty->TS_keypad_mode); |
210 | losecursor (tty); | |
bfc30790 | 211 | tty_send_additional_strings (terminal, Qtty_mode_set_strings); |
f0496348 | 212 | fflush (tty->output); |
08a24c47 | 213 | } |
08a24c47 JB |
214 | } |
215 | ||
da8e1115 KL |
216 | /* Reset termcap modes before exiting Emacs. */ |
217 | ||
64520e5c | 218 | static void |
6ed8eeff | 219 | tty_reset_terminal_modes (struct terminal *terminal) |
08a24c47 | 220 | { |
6ed8eeff | 221 | struct tty_display_info *tty = terminal->display_info.tty; |
0b0d3e0b KL |
222 | |
223 | if (tty->output) | |
08a24c47 | 224 | { |
bfc30790 | 225 | tty_send_additional_strings (terminal, Qtty_mode_reset_strings); |
ed8dad6b KL |
226 | tty_turn_off_highlight (tty); |
227 | tty_turn_off_insert (tty); | |
0b0d3e0b KL |
228 | OUTPUT_IF (tty, tty->TS_end_keypad_mode); |
229 | OUTPUT_IF (tty, tty->TS_cursor_normal); | |
230 | OUTPUT_IF (tty, tty->TS_end_termcap_modes); | |
231 | OUTPUT_IF (tty, tty->TS_orig_pair); | |
d284f58f | 232 | /* Output raw CR so kernel can track the cursor hpos. */ |
0b0d3e0b | 233 | current_tty = tty; |
d284f58f | 234 | cmputc ('\r'); |
2f98e6e3 | 235 | fflush (tty->output); |
08a24c47 | 236 | } |
08a24c47 JB |
237 | } |
238 | ||
6ed8eeff | 239 | /* Flag the end of a display update on a termcap terminal. */ |
08a24c47 | 240 | |
ed8dad6b | 241 | static void |
3224dac1 | 242 | tty_update_end (struct frame *f) |
08a24c47 | 243 | { |
3224dac1 | 244 | struct tty_display_info *tty = FRAME_TTY (f); |
177c0ea7 | 245 | |
3224dac1 KL |
246 | if (!XWINDOW (selected_window)->cursor_off_p) |
247 | tty_show_cursor (tty); | |
ed8dad6b KL |
248 | tty_turn_off_insert (tty); |
249 | tty_background_highlight (tty); | |
7d563e36 | 250 | fflush (tty->output); |
08a24c47 JB |
251 | } |
252 | ||
da8e1115 KL |
253 | /* The implementation of set_terminal_window for termcap frames. */ |
254 | ||
ed8dad6b | 255 | static void |
385ed61f | 256 | tty_set_terminal_window (struct frame *f, int size) |
08a24c47 | 257 | { |
3224dac1 KL |
258 | struct tty_display_info *tty = FRAME_TTY (f); |
259 | ||
260 | tty->specified_window = size ? size : FRAME_LINES (f); | |
261 | if (FRAME_SCROLL_REGION_OK (f)) | |
ed8dad6b | 262 | tty_set_scroll_region (f, 0, tty->specified_window); |
08a24c47 JB |
263 | } |
264 | ||
ed8dad6b KL |
265 | static void |
266 | tty_set_scroll_region (struct frame *f, int start, int stop) | |
08a24c47 JB |
267 | { |
268 | char *buf; | |
28d7d09f | 269 | struct tty_display_info *tty = FRAME_TTY (f); |
177c0ea7 | 270 | |
fca177d4 | 271 | if (tty->TS_set_scroll_region) |
50938595 | 272 | buf = tparam (tty->TS_set_scroll_region, 0, 0, start, stop - 1, 0, 0); |
fca177d4 KL |
273 | else if (tty->TS_set_scroll_region_1) |
274 | buf = tparam (tty->TS_set_scroll_region_1, 0, 0, | |
ed02974b KL |
275 | FRAME_LINES (f), start, |
276 | FRAME_LINES (f) - stop, | |
277 | FRAME_LINES (f)); | |
08a24c47 | 278 | else |
fca177d4 | 279 | buf = tparam (tty->TS_set_window, 0, 0, start, 0, stop, FRAME_COLS (f)); |
177c0ea7 | 280 | |
6548cf00 | 281 | OUTPUT (tty, buf); |
9ac0d9e0 | 282 | xfree (buf); |
6548cf00 | 283 | losecursor (tty); |
08a24c47 | 284 | } |
d284f58f | 285 | |
08a24c47 | 286 | \f |
d284f58f | 287 | static void |
ed8dad6b | 288 | tty_turn_on_insert (struct tty_display_info *tty) |
08a24c47 | 289 | { |
fca177d4 KL |
290 | if (!tty->insert_mode) |
291 | OUTPUT (tty, tty->TS_insert_mode); | |
292 | tty->insert_mode = 1; | |
08a24c47 JB |
293 | } |
294 | ||
dfcf069d | 295 | void |
ed8dad6b | 296 | tty_turn_off_insert (struct tty_display_info *tty) |
08a24c47 | 297 | { |
fca177d4 KL |
298 | if (tty->insert_mode) |
299 | OUTPUT (tty, tty->TS_end_insert_mode); | |
300 | tty->insert_mode = 0; | |
08a24c47 JB |
301 | } |
302 | \f | |
54800acb | 303 | /* Handle highlighting. */ |
08a24c47 | 304 | |
64520e5c | 305 | static void |
ed8dad6b | 306 | tty_turn_off_highlight (struct tty_display_info *tty) |
08a24c47 | 307 | { |
fca177d4 KL |
308 | if (tty->standout_mode) |
309 | OUTPUT_IF (tty, tty->TS_end_standout_mode); | |
310 | tty->standout_mode = 0; | |
08a24c47 JB |
311 | } |
312 | ||
d284f58f | 313 | static void |
ed8dad6b | 314 | tty_turn_on_highlight (struct tty_display_info *tty) |
08a24c47 | 315 | { |
fca177d4 KL |
316 | if (!tty->standout_mode) |
317 | OUTPUT_IF (tty, tty->TS_standout_mode); | |
318 | tty->standout_mode = 1; | |
08a24c47 JB |
319 | } |
320 | ||
86a7d192 | 321 | static void |
ed8dad6b | 322 | tty_toggle_highlight (struct tty_display_info *tty) |
86a7d192 | 323 | { |
fca177d4 | 324 | if (tty->standout_mode) |
ed8dad6b | 325 | tty_turn_off_highlight (tty); |
86a7d192 | 326 | else |
ed8dad6b | 327 | tty_turn_on_highlight (tty); |
86a7d192 GM |
328 | } |
329 | ||
a168702a GM |
330 | |
331 | /* Make cursor invisible. */ | |
332 | ||
333 | static void | |
28d7d09f | 334 | tty_hide_cursor (struct tty_display_info *tty) |
a168702a | 335 | { |
fca177d4 | 336 | if (tty->cursor_hidden == 0) |
d284f58f | 337 | { |
fca177d4 | 338 | tty->cursor_hidden = 1; |
28a16449 EZ |
339 | #ifdef WINDOWSNT |
340 | w32con_hide_cursor (); | |
341 | #else | |
fca177d4 | 342 | OUTPUT_IF (tty, tty->TS_cursor_invisible); |
28a16449 | 343 | #endif |
d284f58f | 344 | } |
a168702a GM |
345 | } |
346 | ||
347 | ||
348 | /* Ensure that cursor is visible. */ | |
349 | ||
350 | static void | |
28d7d09f | 351 | tty_show_cursor (struct tty_display_info *tty) |
a168702a | 352 | { |
fca177d4 | 353 | if (tty->cursor_hidden) |
d284f58f | 354 | { |
fca177d4 | 355 | tty->cursor_hidden = 0; |
28a16449 EZ |
356 | #ifdef WINDOWSNT |
357 | w32con_show_cursor (); | |
358 | #else | |
fca177d4 | 359 | OUTPUT_IF (tty, tty->TS_cursor_normal); |
0db017c0 | 360 | if (visible_cursor) |
b58cb614 | 361 | OUTPUT_IF (tty, tty->TS_cursor_visible); |
28a16449 | 362 | #endif |
d284f58f | 363 | } |
a168702a GM |
364 | } |
365 | ||
366 | ||
08a24c47 JB |
367 | /* Set standout mode to the state it should be in for |
368 | empty space inside windows. What this is, | |
369 | depends on the user option inverse-video. */ | |
370 | ||
ed8dad6b KL |
371 | static void |
372 | tty_background_highlight (struct tty_display_info *tty) | |
08a24c47 | 373 | { |
08a24c47 | 374 | if (inverse_video) |
ed8dad6b | 375 | tty_turn_on_highlight (tty); |
08a24c47 | 376 | else |
ed8dad6b | 377 | tty_turn_off_highlight (tty); |
08a24c47 JB |
378 | } |
379 | ||
380 | /* Set standout mode to the mode specified for the text to be output. */ | |
381 | ||
dfcf069d | 382 | static void |
ed8dad6b | 383 | tty_highlight_if_desired (struct tty_display_info *tty) |
08a24c47 | 384 | { |
8ede64a5 | 385 | if (inverse_video) |
ed8dad6b | 386 | tty_turn_on_highlight (tty); |
8ede64a5 | 387 | else |
ed8dad6b | 388 | tty_turn_off_highlight (tty); |
08a24c47 JB |
389 | } |
390 | \f | |
391 | ||
a168702a GM |
392 | /* Move cursor to row/column position VPOS/HPOS. HPOS/VPOS are |
393 | frame-relative coordinates. */ | |
08a24c47 | 394 | |
ed8dad6b | 395 | static void |
385ed61f | 396 | tty_cursor_to (struct frame *f, int vpos, int hpos) |
08a24c47 | 397 | { |
3224dac1 | 398 | struct tty_display_info *tty = FRAME_TTY (f); |
08a24c47 | 399 | |
36cae867 KH |
400 | /* Detect the case where we are called from reset_sys_modes |
401 | and the costs have never been calculated. Do nothing. */ | |
fca177d4 | 402 | if (! tty->costs_set) |
36cae867 KH |
403 | return; |
404 | ||
6548cf00 KL |
405 | if (curY (tty) == vpos |
406 | && curX (tty) == hpos) | |
08a24c47 | 407 | return; |
fca177d4 | 408 | if (!tty->TF_standout_motion) |
ed8dad6b | 409 | tty_background_highlight (tty); |
fca177d4 | 410 | if (!tty->TF_insmode_motion) |
ed8dad6b | 411 | tty_turn_off_insert (tty); |
6548cf00 | 412 | cmgoto (tty, vpos, hpos); |
08a24c47 JB |
413 | } |
414 | ||
415 | /* Similar but don't take any account of the wasted characters. */ | |
416 | ||
ed8dad6b | 417 | static void |
385ed61f | 418 | tty_raw_cursor_to (struct frame *f, int row, int col) |
08a24c47 | 419 | { |
3224dac1 KL |
420 | struct tty_display_info *tty = FRAME_TTY (f); |
421 | ||
6548cf00 KL |
422 | if (curY (tty) == row |
423 | && curX (tty) == col) | |
08a24c47 | 424 | return; |
fca177d4 | 425 | if (!tty->TF_standout_motion) |
ed8dad6b | 426 | tty_background_highlight (tty); |
fca177d4 | 427 | if (!tty->TF_insmode_motion) |
ed8dad6b | 428 | tty_turn_off_insert (tty); |
6548cf00 | 429 | cmgoto (tty, row, col); |
08a24c47 JB |
430 | } |
431 | \f | |
432 | /* Erase operations */ | |
433 | ||
da8e1115 KL |
434 | /* Clear from cursor to end of frame on a termcap device. */ |
435 | ||
ed8dad6b | 436 | static void |
385ed61f | 437 | tty_clear_to_end (struct frame *f) |
08a24c47 JB |
438 | { |
439 | register int i; | |
3224dac1 | 440 | struct tty_display_info *tty = FRAME_TTY (f); |
08a24c47 | 441 | |
fca177d4 | 442 | if (tty->TS_clr_to_bottom) |
08a24c47 | 443 | { |
ed8dad6b | 444 | tty_background_highlight (tty); |
fca177d4 | 445 | OUTPUT (tty, tty->TS_clr_to_bottom); |
08a24c47 JB |
446 | } |
447 | else | |
448 | { | |
6548cf00 | 449 | for (i = curY (tty); i < FRAME_LINES (f); i++) |
08a24c47 | 450 | { |
385ed61f KL |
451 | cursor_to (f, i, 0); |
452 | clear_end_of_line (f, FRAME_COLS (f)); | |
08a24c47 JB |
453 | } |
454 | } | |
455 | } | |
456 | ||
da8e1115 | 457 | /* Clear an entire termcap frame. */ |
08a24c47 | 458 | |
ed8dad6b | 459 | static void |
385ed61f | 460 | tty_clear_frame (struct frame *f) |
08a24c47 | 461 | { |
3224dac1 | 462 | struct tty_display_info *tty = FRAME_TTY (f); |
177c0ea7 | 463 | |
fca177d4 | 464 | if (tty->TS_clr_frame) |
08a24c47 | 465 | { |
ed8dad6b | 466 | tty_background_highlight (tty); |
fca177d4 | 467 | OUTPUT (tty, tty->TS_clr_frame); |
6548cf00 | 468 | cmat (tty, 0, 0); |
08a24c47 JB |
469 | } |
470 | else | |
471 | { | |
385ed61f KL |
472 | cursor_to (f, 0, 0); |
473 | clear_to_end (f); | |
08a24c47 JB |
474 | } |
475 | } | |
476 | ||
da8e1115 | 477 | /* An implementation of clear_end_of_line for termcap frames. |
08a24c47 JB |
478 | |
479 | Note that the cursor may be moved, on terminals lacking a `ce' string. */ | |
480 | ||
ed8dad6b | 481 | static void |
385ed61f | 482 | tty_clear_end_of_line (struct frame *f, int first_unused_hpos) |
08a24c47 JB |
483 | { |
484 | register int i; | |
3224dac1 | 485 | struct tty_display_info *tty = FRAME_TTY (f); |
08a24c47 | 486 | |
36cae867 KH |
487 | /* Detect the case where we are called from reset_sys_modes |
488 | and the costs have never been calculated. Do nothing. */ | |
fca177d4 | 489 | if (! tty->costs_set) |
36cae867 KH |
490 | return; |
491 | ||
6548cf00 | 492 | if (curX (tty) >= first_unused_hpos) |
08a24c47 | 493 | return; |
ed8dad6b | 494 | tty_background_highlight (tty); |
fca177d4 | 495 | if (tty->TS_clr_line) |
08a24c47 | 496 | { |
fca177d4 | 497 | OUTPUT1 (tty, tty->TS_clr_line); |
08a24c47 JB |
498 | } |
499 | else | |
500 | { /* have to do it the hard way */ | |
ed8dad6b | 501 | tty_turn_off_insert (tty); |
08a24c47 | 502 | |
a168702a | 503 | /* Do not write in last row last col with Auto-wrap on. */ |
6548cf00 | 504 | if (AutoWrap (tty) |
0a125897 KL |
505 | && curY (tty) == FrameRows (tty) - 1 |
506 | && first_unused_hpos == FrameCols (tty)) | |
08a24c47 JB |
507 | first_unused_hpos--; |
508 | ||
6548cf00 | 509 | for (i = curX (tty); i < first_unused_hpos; i++) |
08a24c47 | 510 | { |
0b0d3e0b KL |
511 | if (tty->termscript) |
512 | fputc (' ', tty->termscript); | |
513 | fputc (' ', tty->output); | |
08a24c47 | 514 | } |
6548cf00 | 515 | cmplus (tty, first_unused_hpos - curX (tty)); |
08a24c47 JB |
516 | } |
517 | } | |
518 | \f | |
288d5132 KH |
519 | /* Buffers to store the source and result of code conversion for terminal. */ |
520 | static unsigned char *encode_terminal_src; | |
521 | static unsigned char *encode_terminal_dst; | |
522 | /* Allocated sizes of the above buffers. */ | |
fee31f82 PE |
523 | static ptrdiff_t encode_terminal_src_size; |
524 | static ptrdiff_t encode_terminal_dst_size; | |
288d5132 KH |
525 | |
526 | /* Encode SRC_LEN glyphs starting at SRC to terminal output codes. | |
527 | Set CODING->produced to the byte-length of the resulting byte | |
528 | sequence, and return a pointer to that byte sequence. */ | |
529 | ||
bf6b4923 | 530 | #ifndef DOS_NT |
3d798ba7 PE |
531 | static |
532 | #endif | |
7ef4b50c | 533 | unsigned char * |
3d798ba7 PE |
534 | encode_terminal_code (struct glyph *src, int src_len, |
535 | struct coding_system *coding) | |
a4decb7f | 536 | { |
feef4f84 | 537 | struct glyph *src_end = src + src_len; |
288d5132 | 538 | unsigned char *buf; |
fee31f82 PE |
539 | ptrdiff_t nchars, nbytes, required; |
540 | ptrdiff_t tlen = GLYPH_TABLE_LENGTH; | |
a4decb7f | 541 | register Lisp_Object *tbase = GLYPH_TABLE_BASE; |
288d5132 | 542 | Lisp_Object charset_list; |
c5a518df | 543 | |
288d5132 KH |
544 | /* Allocate sufficient size of buffer to store all characters in |
545 | multibyte-form. But, it may be enlarged on demand if | |
4c12d738 KH |
546 | Vglyph_table contains a string or a composite glyph is |
547 | encountered. */ | |
fee31f82 PE |
548 | if (min (PTRDIFF_MAX, SIZE_MAX) / MAX_MULTIBYTE_LENGTH < src_len) |
549 | memory_full (SIZE_MAX); | |
550 | required = src_len; | |
551 | required *= MAX_MULTIBYTE_LENGTH; | |
288d5132 KH |
552 | if (encode_terminal_src_size < required) |
553 | { | |
fee31f82 | 554 | encode_terminal_src = xrealloc (encode_terminal_src, required); |
288d5132 KH |
555 | encode_terminal_src_size = required; |
556 | } | |
6589fd67 | 557 | |
288d5132 | 558 | charset_list = coding_charset_list (coding); |
a4decb7f | 559 | |
288d5132 KH |
560 | buf = encode_terminal_src; |
561 | nchars = 0; | |
562 | while (src < src_end) | |
a4decb7f | 563 | { |
4c12d738 KH |
564 | if (src->type == COMPOSITE_GLYPH) |
565 | { | |
c2ed9c8b PE |
566 | struct composition *cmp IF_LINT (= NULL); |
567 | Lisp_Object gstring IF_LINT (= Qnil); | |
4c12d738 KH |
568 | int i; |
569 | ||
570 | nbytes = buf - encode_terminal_src; | |
75a10786 KH |
571 | if (src->u.cmp.automatic) |
572 | { | |
573 | gstring = composition_gstring_from_id (src->u.cmp.id); | |
fee31f82 | 574 | required = src->slice.cmp.to - src->slice.cmp.from + 1; |
75a10786 KH |
575 | } |
576 | else | |
577 | { | |
578 | cmp = composition_table[src->u.cmp.id]; | |
fee31f82 PE |
579 | required = cmp->glyph_len; |
580 | required *= MAX_MULTIBYTE_LENGTH; | |
75a10786 | 581 | } |
4c12d738 | 582 | |
fee31f82 | 583 | if (encode_terminal_src_size - nbytes < required) |
4c12d738 | 584 | { |
0065d054 PE |
585 | encode_terminal_src = |
586 | xpalloc (encode_terminal_src, &encode_terminal_src_size, | |
587 | required - (encode_terminal_src_size - nbytes), | |
588 | -1, 1); | |
4c12d738 KH |
589 | buf = encode_terminal_src + nbytes; |
590 | } | |
591 | ||
75a10786 | 592 | if (src->u.cmp.automatic) |
4be9765d | 593 | for (i = src->slice.cmp.from; i <= src->slice.cmp.to; i++) |
75a10786 KH |
594 | { |
595 | Lisp_Object g = LGSTRING_GLYPH (gstring, i); | |
596 | int c = LGLYPH_CHAR (g); | |
597 | ||
598 | if (! char_charset (c, charset_list, NULL)) | |
d0984aff | 599 | c = '?'; |
75a10786 KH |
600 | buf += CHAR_STRING (c, buf); |
601 | nchars++; | |
602 | } | |
603 | else | |
604 | for (i = 0; i < cmp->glyph_len; i++) | |
605 | { | |
606 | int c = COMPOSITION_GLYPH (cmp, i); | |
607 | ||
bd01620e EZ |
608 | /* TAB in a composition means display glyphs with |
609 | padding space on the left or right. */ | |
d0984aff KH |
610 | if (c == '\t') |
611 | continue; | |
612 | if (char_charset (c, charset_list, NULL)) | |
613 | { | |
614 | if (CHAR_WIDTH (c) == 0 | |
615 | && i > 0 && COMPOSITION_GLYPH (cmp, i - 1) == '\t') | |
616 | /* Should be left-padded */ | |
617 | { | |
618 | buf += CHAR_STRING (' ', buf); | |
619 | nchars++; | |
620 | } | |
621 | } | |
622 | else | |
623 | c = '?'; | |
75a10786 KH |
624 | buf += CHAR_STRING (c, buf); |
625 | nchars++; | |
626 | } | |
4c12d738 | 627 | } |
a4decb7f | 628 | /* We must skip glyphs to be padded for a wide character. */ |
4c12d738 | 629 | else if (! CHAR_GLYPH_PADDING_P (*src)) |
a4decb7f | 630 | { |
f4d953fc | 631 | GLYPH g; |
c2ed9c8b | 632 | int c IF_LINT (= 0); |
288d5132 KH |
633 | Lisp_Object string; |
634 | ||
4ae0a2c0 | 635 | string = Qnil; |
f4d953fc | 636 | SET_GLYPH_FROM_CHAR_GLYPH (g, src[0]); |
32de38e4 | 637 | |
f4d953fc | 638 | if (GLYPH_INVALID_P (g) || GLYPH_SIMPLE_P (tbase, tlen, g)) |
288d5132 | 639 | { |
f185a758 | 640 | /* This glyph doesn't have an entry in Vglyph_table. */ |
288d5132 KH |
641 | c = src->u.ch; |
642 | } | |
32de38e4 | 643 | else |
a4decb7f | 644 | { |
32de38e4 | 645 | /* This glyph has an entry in Vglyph_table, |
a4decb7f KH |
646 | so process any alias before testing for simpleness. */ |
647 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); | |
32de38e4 KH |
648 | |
649 | if (GLYPH_SIMPLE_P (tbase, tlen, g)) | |
4ae0a2c0 KH |
650 | /* We set the multi-byte form of a character in G |
651 | (that should be an ASCII character) at WORKBUF. */ | |
f4d953fc | 652 | c = GLYPH_CHAR (g); |
32de38e4 | 653 | else |
4ae0a2c0 | 654 | /* We have a string in Vglyph_table. */ |
f4d953fc | 655 | string = tbase[GLYPH_CHAR (g)]; |
171d7f24 | 656 | } |
177c0ea7 | 657 | |
4ae0a2c0 | 658 | if (NILP (string)) |
c42869c4 | 659 | { |
4c12d738 | 660 | nbytes = buf - encode_terminal_src; |
fee31f82 | 661 | if (encode_terminal_src_size - nbytes < MAX_MULTIBYTE_LENGTH) |
4c12d738 | 662 | { |
0065d054 PE |
663 | encode_terminal_src = |
664 | xpalloc (encode_terminal_src, &encode_terminal_src_size, | |
665 | MAX_MULTIBYTE_LENGTH, -1, 1); | |
4c12d738 KH |
666 | buf = encode_terminal_src + nbytes; |
667 | } | |
d419e1d9 KH |
668 | if (CHAR_BYTE8_P (c) |
669 | || char_charset (c, charset_list, NULL)) | |
c5a518df | 670 | { |
288d5132 KH |
671 | /* Store the multibyte form of C at BUF. */ |
672 | buf += CHAR_STRING (c, buf); | |
673 | nchars++; | |
c5a518df KH |
674 | } |
675 | else | |
676 | { | |
288d5132 KH |
677 | /* C is not encodable. */ |
678 | *buf++ = '?'; | |
c5a518df | 679 | nchars++; |
288d5132 KH |
680 | while (src + 1 < src_end && CHAR_GLYPH_PADDING_P (src[1])) |
681 | { | |
682 | *buf++ = '?'; | |
683 | nchars++; | |
684 | src++; | |
685 | } | |
c5a518df | 686 | } |
4ae0a2c0 KH |
687 | } |
688 | else | |
689 | { | |
288d5132 KH |
690 | if (! STRING_MULTIBYTE (string)) |
691 | string = string_to_multibyte (string); | |
692 | nbytes = buf - encode_terminal_src; | |
fee31f82 | 693 | if (encode_terminal_src_size - nbytes < SBYTES (string)) |
4ae0a2c0 | 694 | { |
0065d054 PE |
695 | encode_terminal_src = |
696 | xpalloc (encode_terminal_src, &encode_terminal_src_size, | |
697 | (SBYTES (string) | |
698 | - (encode_terminal_src_size - nbytes)), | |
699 | -1, 1); | |
288d5132 | 700 | buf = encode_terminal_src + nbytes; |
4ae0a2c0 | 701 | } |
72af86bd | 702 | memcpy (buf, SDATA (string), SBYTES (string)); |
288d5132 KH |
703 | buf += SBYTES (string); |
704 | nchars += SCHARS (string); | |
c42869c4 | 705 | } |
a4decb7f | 706 | } |
288d5132 KH |
707 | src++; |
708 | } | |
709 | ||
710 | if (nchars == 0) | |
711 | { | |
712 | coding->produced = 0; | |
713 | return NULL; | |
a4decb7f | 714 | } |
177c0ea7 | 715 | |
288d5132 KH |
716 | nbytes = buf - encode_terminal_src; |
717 | coding->source = encode_terminal_src; | |
718 | if (encode_terminal_dst_size == 0) | |
4ae0a2c0 | 719 | { |
fee31f82 PE |
720 | encode_terminal_dst = xrealloc (encode_terminal_dst, |
721 | encode_terminal_src_size); | |
288d5132 | 722 | encode_terminal_dst_size = encode_terminal_src_size; |
4ae0a2c0 | 723 | } |
288d5132 KH |
724 | coding->destination = encode_terminal_dst; |
725 | coding->dst_bytes = encode_terminal_dst_size; | |
726 | encode_coding_object (coding, Qnil, 0, 0, nchars, nbytes, Qnil); | |
c5a518df | 727 | /* coding->destination may have been reallocated. */ |
288d5132 KH |
728 | encode_terminal_dst = coding->destination; |
729 | encode_terminal_dst_size = coding->dst_bytes; | |
4ae0a2c0 | 730 | |
288d5132 | 731 | return (encode_terminal_dst); |
a4decb7f KH |
732 | } |
733 | ||
08a24c47 | 734 | |
c73bd236 | 735 | |
da8e1115 KL |
736 | /* An implementation of write_glyphs for termcap frames. */ |
737 | ||
ed8dad6b | 738 | static void |
385ed61f | 739 | tty_write_glyphs (struct frame *f, struct glyph *string, int len) |
08a24c47 | 740 | { |
288d5132 KH |
741 | unsigned char *conversion_buffer; |
742 | struct coding_system *coding; | |
653d4f43 | 743 | int n, stringlen; |
08a24c47 | 744 | |
3224dac1 | 745 | struct tty_display_info *tty = FRAME_TTY (f); |
08a24c47 | 746 | |
ed8dad6b | 747 | tty_turn_off_insert (tty); |
fca177d4 | 748 | tty_hide_cursor (tty); |
08a24c47 | 749 | |
a168702a | 750 | /* Don't dare write in last column of bottom line, if Auto-Wrap, |
ff11dfa1 | 751 | since that would scroll the whole frame on some terminals. */ |
08a24c47 | 752 | |
6548cf00 KL |
753 | if (AutoWrap (tty) |
754 | && curY (tty) + 1 == FRAME_LINES (f) | |
755 | && (curX (tty) + len) == FRAME_COLS (f)) | |
08a24c47 | 756 | len --; |
a4decb7f KH |
757 | if (len <= 0) |
758 | return; | |
08a24c47 | 759 | |
6548cf00 | 760 | cmplus (tty, len); |
177c0ea7 | 761 | |
af645abf KH |
762 | /* If terminal_coding does any conversion, use it, otherwise use |
763 | safe_terminal_coding. We can't use CODING_REQUIRE_ENCODING here | |
764 | because it always return 1 if the member src_multibyte is 1. */ | |
fad2f685 KL |
765 | coding = (FRAME_TERMINAL_CODING (f)->common_flags & CODING_REQUIRE_ENCODING_MASK |
766 | ? FRAME_TERMINAL_CODING (f) : &safe_terminal_coding); | |
6589fd67 KH |
767 | /* The mode bit CODING_MODE_LAST_BLOCK should be set to 1 only at |
768 | the tail. */ | |
af645abf | 769 | coding->mode &= ~CODING_MODE_LAST_BLOCK; |
177c0ea7 | 770 | |
5c5cdd39 | 771 | for (stringlen = len; stringlen != 0; stringlen -= n) |
08a24c47 | 772 | { |
a168702a | 773 | /* Identify a run of glyphs with the same face. */ |
32de38e4 | 774 | int face_id = string->face_id; |
177c0ea7 | 775 | |
5c5cdd39 | 776 | for (n = 1; n < stringlen; ++n) |
32de38e4 | 777 | if (string[n].face_id != face_id) |
a168702a GM |
778 | break; |
779 | ||
780 | /* Turn appearance modes of the face of the run on. */ | |
ed8dad6b | 781 | tty_highlight_if_desired (tty); |
a168702a GM |
782 | turn_on_face (f, face_id); |
783 | ||
5c5cdd39 | 784 | if (n == stringlen) |
288d5132 KH |
785 | /* This is the last run. */ |
786 | coding->mode |= CODING_MODE_LAST_BLOCK; | |
787 | conversion_buffer = encode_terminal_code (string, n, coding); | |
788 | if (coding->produced > 0) | |
08a24c47 | 789 | { |
4d7e6e51 | 790 | block_input (); |
fad2f685 KL |
791 | fwrite (conversion_buffer, 1, coding->produced, tty->output); |
792 | if (ferror (tty->output)) | |
793 | clearerr (tty->output); | |
794 | if (tty->termscript) | |
795 | fwrite (conversion_buffer, 1, coding->produced, tty->termscript); | |
4d7e6e51 | 796 | unblock_input (); |
08a24c47 | 797 | } |
288d5132 | 798 | string += n; |
a168702a GM |
799 | |
800 | /* Turn appearance modes off. */ | |
801 | turn_off_face (f, face_id); | |
ed8dad6b | 802 | tty_turn_off_highlight (tty); |
a4decb7f | 803 | } |
177c0ea7 | 804 | |
6548cf00 | 805 | cmcheckmagic (tty); |
08a24c47 JB |
806 | } |
807 | ||
b870aa61 SM |
808 | #ifdef HAVE_GPM /* Only used by GPM code. */ |
809 | ||
7be1c21a | 810 | static void |
d3da34e0 JB |
811 | tty_write_glyphs_with_face (register struct frame *f, register struct glyph *string, |
812 | register int len, register int face_id) | |
e882229c | 813 | { |
e882229c NR |
814 | unsigned char *conversion_buffer; |
815 | struct coding_system *coding; | |
816 | ||
7be1c21a MB |
817 | struct tty_display_info *tty = FRAME_TTY (f); |
818 | ||
819 | tty_turn_off_insert (tty); | |
820 | tty_hide_cursor (tty); | |
e882229c NR |
821 | |
822 | /* Don't dare write in last column of bottom line, if Auto-Wrap, | |
823 | since that would scroll the whole frame on some terminals. */ | |
824 | ||
7be1c21a MB |
825 | if (AutoWrap (tty) |
826 | && curY (tty) + 1 == FRAME_LINES (f) | |
827 | && (curX (tty) + len) == FRAME_COLS (f)) | |
e882229c NR |
828 | len --; |
829 | if (len <= 0) | |
830 | return; | |
831 | ||
7be1c21a | 832 | cmplus (tty, len); |
e882229c NR |
833 | |
834 | /* If terminal_coding does any conversion, use it, otherwise use | |
835 | safe_terminal_coding. We can't use CODING_REQUIRE_ENCODING here | |
836 | because it always return 1 if the member src_multibyte is 1. */ | |
7be1c21a MB |
837 | coding = (FRAME_TERMINAL_CODING (f)->common_flags & CODING_REQUIRE_ENCODING_MASK |
838 | ? FRAME_TERMINAL_CODING (f) : &safe_terminal_coding); | |
e882229c NR |
839 | /* The mode bit CODING_MODE_LAST_BLOCK should be set to 1 only at |
840 | the tail. */ | |
841 | coding->mode &= ~CODING_MODE_LAST_BLOCK; | |
842 | ||
e882229c | 843 | /* Turn appearance modes of the face. */ |
7be1c21a | 844 | tty_highlight_if_desired (tty); |
e882229c NR |
845 | turn_on_face (f, face_id); |
846 | ||
847 | coding->mode |= CODING_MODE_LAST_BLOCK; | |
848 | conversion_buffer = encode_terminal_code (string, len, coding); | |
849 | if (coding->produced > 0) | |
850 | { | |
4d7e6e51 | 851 | block_input (); |
7be1c21a MB |
852 | fwrite (conversion_buffer, 1, coding->produced, tty->output); |
853 | if (ferror (tty->output)) | |
854 | clearerr (tty->output); | |
855 | if (tty->termscript) | |
856 | fwrite (conversion_buffer, 1, coding->produced, tty->termscript); | |
4d7e6e51 | 857 | unblock_input (); |
e882229c NR |
858 | } |
859 | ||
860 | /* Turn appearance modes off. */ | |
861 | turn_off_face (f, face_id); | |
7be1c21a | 862 | tty_turn_off_highlight (tty); |
e882229c | 863 | |
7be1c21a | 864 | cmcheckmagic (tty); |
e882229c | 865 | } |
b870aa61 | 866 | #endif |
e882229c | 867 | |
da8e1115 | 868 | /* An implementation of insert_glyphs for termcap frames. */ |
177c0ea7 | 869 | |
ed8dad6b | 870 | static void |
385ed61f | 871 | tty_insert_glyphs (struct frame *f, struct glyph *start, int len) |
08a24c47 JB |
872 | { |
873 | char *buf; | |
6bbd7a29 | 874 | struct glyph *glyph = NULL; |
af645abf KH |
875 | unsigned char *conversion_buffer; |
876 | unsigned char space[1]; | |
877 | struct coding_system *coding; | |
08a24c47 | 878 | |
3224dac1 | 879 | struct tty_display_info *tty = FRAME_TTY (f); |
a168702a | 880 | |
fca177d4 | 881 | if (tty->TS_ins_multi_chars) |
08a24c47 | 882 | { |
50938595 | 883 | buf = tparam (tty->TS_ins_multi_chars, 0, 0, len, 0, 0, 0); |
6548cf00 | 884 | OUTPUT1 (tty, buf); |
9ac0d9e0 | 885 | xfree (buf); |
08a24c47 | 886 | if (start) |
385ed61f | 887 | write_glyphs (f, start, len); |
08a24c47 JB |
888 | return; |
889 | } | |
890 | ||
ed8dad6b | 891 | tty_turn_on_insert (tty); |
6548cf00 | 892 | cmplus (tty, len); |
288d5132 KH |
893 | |
894 | if (! start) | |
895 | space[0] = SPACEGLYPH; | |
896 | ||
897 | /* If terminal_coding does any conversion, use it, otherwise use | |
898 | safe_terminal_coding. We can't use CODING_REQUIRE_ENCODING here | |
899 | because it always return 1 if the member src_multibyte is 1. */ | |
fad2f685 KL |
900 | coding = (FRAME_TERMINAL_CODING (f)->common_flags & CODING_REQUIRE_ENCODING_MASK |
901 | ? FRAME_TERMINAL_CODING (f) : &safe_terminal_coding); | |
288d5132 KH |
902 | /* The mode bit CODING_MODE_LAST_BLOCK should be set to 1 only at |
903 | the tail. */ | |
904 | coding->mode &= ~CODING_MODE_LAST_BLOCK; | |
905 | ||
07109bf9 | 906 | while (len-- > 0) |
08a24c47 | 907 | { |
fca177d4 | 908 | OUTPUT1_IF (tty, tty->TS_ins_char); |
08a24c47 | 909 | if (!start) |
32de38e4 | 910 | { |
288d5132 KH |
911 | conversion_buffer = space; |
912 | coding->produced = 1; | |
32de38e4 | 913 | } |
08a24c47 | 914 | else |
08a24c47 | 915 | { |
ed8dad6b | 916 | tty_highlight_if_desired (tty); |
32de38e4 | 917 | turn_on_face (f, start->face_id); |
816be8b8 | 918 | glyph = start; |
a168702a | 919 | ++start; |
a4decb7f KH |
920 | /* We must open sufficient space for a character which |
921 | occupies more than one column. */ | |
a168702a | 922 | while (len && CHAR_GLYPH_PADDING_P (*start)) |
a4decb7f | 923 | { |
fca177d4 | 924 | OUTPUT1_IF (tty, tty->TS_ins_char); |
a4decb7f KH |
925 | start++, len--; |
926 | } | |
288d5132 KH |
927 | |
928 | if (len <= 0) | |
929 | /* This is the last glyph. */ | |
930 | coding->mode |= CODING_MODE_LAST_BLOCK; | |
931 | ||
fad2f685 | 932 | conversion_buffer = encode_terminal_code (glyph, 1, coding); |
32de38e4 | 933 | } |
a4decb7f | 934 | |
288d5132 | 935 | if (coding->produced > 0) |
08a24c47 | 936 | { |
4d7e6e51 | 937 | block_input (); |
fad2f685 | 938 | fwrite (conversion_buffer, 1, coding->produced, tty->output); |
0b0d3e0b KL |
939 | if (ferror (tty->output)) |
940 | clearerr (tty->output); | |
941 | if (tty->termscript) | |
fad2f685 | 942 | fwrite (conversion_buffer, 1, coding->produced, tty->termscript); |
4d7e6e51 | 943 | unblock_input (); |
08a24c47 JB |
944 | } |
945 | ||
fca177d4 | 946 | OUTPUT1_IF (tty, tty->TS_pad_inserted_char); |
32de38e4 | 947 | if (start) |
65aa5e85 GM |
948 | { |
949 | turn_off_face (f, glyph->face_id); | |
ed8dad6b | 950 | tty_turn_off_highlight (tty); |
65aa5e85 | 951 | } |
9a6b6f92 | 952 | } |
177c0ea7 | 953 | |
6548cf00 | 954 | cmcheckmagic (tty); |
08a24c47 JB |
955 | } |
956 | ||
da8e1115 KL |
957 | /* An implementation of delete_glyphs for termcap frames. */ |
958 | ||
ed8dad6b | 959 | static void |
385ed61f | 960 | tty_delete_glyphs (struct frame *f, int n) |
08a24c47 JB |
961 | { |
962 | char *buf; | |
963 | register int i; | |
964 | ||
3224dac1 | 965 | struct tty_display_info *tty = FRAME_TTY (f); |
08a24c47 | 966 | |
fca177d4 | 967 | if (tty->delete_in_insert_mode) |
08a24c47 | 968 | { |
ed8dad6b | 969 | tty_turn_on_insert (tty); |
08a24c47 JB |
970 | } |
971 | else | |
972 | { | |
ed8dad6b | 973 | tty_turn_off_insert (tty); |
fca177d4 | 974 | OUTPUT_IF (tty, tty->TS_delete_mode); |
08a24c47 JB |
975 | } |
976 | ||
fca177d4 | 977 | if (tty->TS_del_multi_chars) |
08a24c47 | 978 | { |
50938595 | 979 | buf = tparam (tty->TS_del_multi_chars, 0, 0, n, 0, 0, 0); |
6548cf00 | 980 | OUTPUT1 (tty, buf); |
9ac0d9e0 | 981 | xfree (buf); |
08a24c47 JB |
982 | } |
983 | else | |
984 | for (i = 0; i < n; i++) | |
fca177d4 KL |
985 | OUTPUT1 (tty, tty->TS_del_char); |
986 | if (!tty->delete_in_insert_mode) | |
987 | OUTPUT_IF (tty, tty->TS_end_delete_mode); | |
08a24c47 JB |
988 | } |
989 | \f | |
da8e1115 | 990 | /* An implementation of ins_del_lines for termcap frames. */ |
08a24c47 | 991 | |
ed8dad6b | 992 | static void |
385ed61f | 993 | tty_ins_del_lines (struct frame *f, int vpos, int n) |
08a24c47 | 994 | { |
3224dac1 | 995 | struct tty_display_info *tty = FRAME_TTY (f); |
fbceeba2 PE |
996 | const char *multi = |
997 | n > 0 ? tty->TS_ins_multi_lines : tty->TS_del_multi_lines; | |
998 | const char *single = n > 0 ? tty->TS_ins_line : tty->TS_del_line; | |
999 | const char *scroll = n > 0 ? tty->TS_rev_scroll : tty->TS_fwd_scroll; | |
08a24c47 | 1000 | |
71376d4b PE |
1001 | int i = eabs (n); |
1002 | char *buf; | |
08a24c47 | 1003 | |
08a24c47 JB |
1004 | /* If the lines below the insertion are being pushed |
1005 | into the end of the window, this is the same as clearing; | |
1006 | and we know the lines are already clear, since the matching | |
1007 | deletion has already been done. So can ignore this. */ | |
1008 | /* If the lines below the deletion are blank lines coming | |
1009 | out of the end of the window, don't bother, | |
1010 | as there will be a matching inslines later that will flush them. */ | |
3224dac1 KL |
1011 | if (FRAME_SCROLL_REGION_OK (f) |
1012 | && vpos + i >= tty->specified_window) | |
08a24c47 | 1013 | return; |
3224dac1 KL |
1014 | if (!FRAME_MEMORY_BELOW_FRAME (f) |
1015 | && vpos + i >= FRAME_LINES (f)) | |
08a24c47 | 1016 | return; |
f4d953fc | 1017 | |
08a24c47 JB |
1018 | if (multi) |
1019 | { | |
6839f1e2 | 1020 | raw_cursor_to (f, vpos, 0); |
ed8dad6b | 1021 | tty_background_highlight (tty); |
50938595 | 1022 | buf = tparam (multi, 0, 0, i, 0, 0, 0); |
3224dac1 | 1023 | OUTPUT (tty, buf); |
9ac0d9e0 | 1024 | xfree (buf); |
08a24c47 JB |
1025 | } |
1026 | else if (single) | |
1027 | { | |
6839f1e2 | 1028 | raw_cursor_to (f, vpos, 0); |
ed8dad6b | 1029 | tty_background_highlight (tty); |
08a24c47 | 1030 | while (--i >= 0) |
3224dac1 KL |
1031 | OUTPUT (tty, single); |
1032 | if (tty->TF_teleray) | |
1033 | curX (tty) = 0; | |
08a24c47 JB |
1034 | } |
1035 | else | |
1036 | { | |
ed8dad6b | 1037 | tty_set_scroll_region (f, vpos, tty->specified_window); |
08a24c47 | 1038 | if (n < 0) |
6839f1e2 | 1039 | raw_cursor_to (f, tty->specified_window - 1, 0); |
08a24c47 | 1040 | else |
6839f1e2 | 1041 | raw_cursor_to (f, vpos, 0); |
ed8dad6b | 1042 | tty_background_highlight (tty); |
08a24c47 | 1043 | while (--i >= 0) |
3224dac1 | 1044 | OUTPUTL (tty, scroll, tty->specified_window - vpos); |
ed8dad6b | 1045 | tty_set_scroll_region (f, 0, tty->specified_window); |
08a24c47 | 1046 | } |
f4d953fc | 1047 | |
3224dac1 KL |
1048 | if (!FRAME_SCROLL_REGION_OK (f) |
1049 | && FRAME_MEMORY_BELOW_FRAME (f) | |
1050 | && n < 0) | |
08a24c47 | 1051 | { |
385ed61f KL |
1052 | cursor_to (f, FRAME_LINES (f) + n, 0); |
1053 | clear_to_end (f); | |
08a24c47 JB |
1054 | } |
1055 | } | |
1056 | \f | |
1057 | /* Compute cost of sending "str", in characters, | |
1058 | not counting any line-dependent padding. */ | |
1059 | ||
1060 | int | |
8ea90aa3 | 1061 | string_cost (const char *str) |
08a24c47 JB |
1062 | { |
1063 | cost = 0; | |
1064 | if (str) | |
1065 | tputs (str, 0, evalcost); | |
1066 | return cost; | |
1067 | } | |
1068 | ||
1069 | /* Compute cost of sending "str", in characters, | |
1070 | counting any line-dependent padding at one line. */ | |
1071 | ||
1072 | static int | |
8ea90aa3 | 1073 | string_cost_one_line (const char *str) |
08a24c47 JB |
1074 | { |
1075 | cost = 0; | |
1076 | if (str) | |
1077 | tputs (str, 1, evalcost); | |
1078 | return cost; | |
1079 | } | |
1080 | ||
1081 | /* Compute per line amount of line-dependent padding, | |
1082 | in tenths of characters. */ | |
1083 | ||
1084 | int | |
8ea90aa3 | 1085 | per_line_cost (const char *str) |
08a24c47 JB |
1086 | { |
1087 | cost = 0; | |
1088 | if (str) | |
1089 | tputs (str, 0, evalcost); | |
1090 | cost = - cost; | |
1091 | if (str) | |
1092 | tputs (str, 10, evalcost); | |
1093 | return cost; | |
1094 | } | |
1095 | ||
08a24c47 | 1096 | /* char_ins_del_cost[n] is cost of inserting N characters. |
8dd0c7cb | 1097 | char_ins_del_cost[-n] is cost of deleting N characters. |
9882535b | 1098 | The length of this vector is based on max_frame_cols. */ |
08a24c47 JB |
1099 | |
1100 | int *char_ins_del_vector; | |
1101 | ||
9882535b | 1102 | #define char_ins_del_cost(f) (&char_ins_del_vector[FRAME_COLS ((f))]) |
08a24c47 JB |
1103 | |
1104 | /* ARGSUSED */ | |
1105 | static void | |
6839f1e2 | 1106 | calculate_ins_del_char_costs (struct frame *f) |
08a24c47 | 1107 | { |
28d7d09f | 1108 | struct tty_display_info *tty = FRAME_TTY (f); |
08a24c47 JB |
1109 | int ins_startup_cost, del_startup_cost; |
1110 | int ins_cost_per_char, del_cost_per_char; | |
1111 | register int i; | |
1112 | register int *p; | |
1113 | ||
fca177d4 | 1114 | if (tty->TS_ins_multi_chars) |
08a24c47 JB |
1115 | { |
1116 | ins_cost_per_char = 0; | |
fca177d4 | 1117 | ins_startup_cost = string_cost_one_line (tty->TS_ins_multi_chars); |
08a24c47 | 1118 | } |
fca177d4 KL |
1119 | else if (tty->TS_ins_char || tty->TS_pad_inserted_char |
1120 | || (tty->TS_insert_mode && tty->TS_end_insert_mode)) | |
08a24c47 | 1121 | { |
fca177d4 KL |
1122 | ins_startup_cost = (30 * (string_cost (tty->TS_insert_mode) |
1123 | + string_cost (tty->TS_end_insert_mode))) / 100; | |
1124 | ins_cost_per_char = (string_cost_one_line (tty->TS_ins_char) | |
1125 | + string_cost_one_line (tty->TS_pad_inserted_char)); | |
08a24c47 JB |
1126 | } |
1127 | else | |
1128 | { | |
1129 | ins_startup_cost = 9999; | |
1130 | ins_cost_per_char = 0; | |
1131 | } | |
1132 | ||
fca177d4 | 1133 | if (tty->TS_del_multi_chars) |
08a24c47 JB |
1134 | { |
1135 | del_cost_per_char = 0; | |
fca177d4 | 1136 | del_startup_cost = string_cost_one_line (tty->TS_del_multi_chars); |
08a24c47 | 1137 | } |
fca177d4 | 1138 | else if (tty->TS_del_char) |
08a24c47 | 1139 | { |
fca177d4 KL |
1140 | del_startup_cost = (string_cost (tty->TS_delete_mode) |
1141 | + string_cost (tty->TS_end_delete_mode)); | |
1142 | if (tty->delete_in_insert_mode) | |
08a24c47 | 1143 | del_startup_cost /= 2; |
fca177d4 | 1144 | del_cost_per_char = string_cost_one_line (tty->TS_del_char); |
08a24c47 JB |
1145 | } |
1146 | else | |
1147 | { | |
1148 | del_startup_cost = 9999; | |
1149 | del_cost_per_char = 0; | |
1150 | } | |
1151 | ||
1152 | /* Delete costs are at negative offsets */ | |
fca177d4 KL |
1153 | p = &char_ins_del_cost (f)[0]; |
1154 | for (i = FRAME_COLS (f); --i >= 0;) | |
08a24c47 JB |
1155 | *--p = (del_startup_cost += del_cost_per_char); |
1156 | ||
1157 | /* Doing nothing is free */ | |
fca177d4 | 1158 | p = &char_ins_del_cost (f)[0]; |
08a24c47 JB |
1159 | *p++ = 0; |
1160 | ||
1161 | /* Insert costs are at positive offsets */ | |
fca177d4 | 1162 | for (i = FRAME_COLS (f); --i >= 0;) |
08a24c47 JB |
1163 | *p++ = (ins_startup_cost += ins_cost_per_char); |
1164 | } | |
1165 | ||
dfcf069d | 1166 | void |
6839f1e2 | 1167 | calculate_costs (struct frame *frame) |
08a24c47 | 1168 | { |
9f732a77 | 1169 | FRAME_COST_BAUD_RATE (frame) = baud_rate; |
08a24c47 | 1170 | |
28d440ab | 1171 | if (FRAME_TERMCAP_P (frame)) |
daf01701 KL |
1172 | { |
1173 | struct tty_display_info *tty = FRAME_TTY (frame); | |
fbceeba2 PE |
1174 | register const char *f = (tty->TS_set_scroll_region |
1175 | ? tty->TS_set_scroll_region | |
1176 | : tty->TS_set_scroll_region_1); | |
08a24c47 | 1177 | |
daf01701 | 1178 | FRAME_SCROLL_REGION_COST (frame) = string_cost (f); |
08a24c47 | 1179 | |
daf01701 | 1180 | tty->costs_set = 1; |
08a24c47 | 1181 | |
daf01701 KL |
1182 | /* These variables are only used for terminal stuff. They are |
1183 | allocated once for the terminal frame of X-windows emacs, but not | |
1184 | used afterwards. | |
8dd0c7cb | 1185 | |
daf01701 KL |
1186 | char_ins_del_vector (i.e., char_ins_del_cost) isn't used because |
1187 | X turns off char_ins_del_ok. */ | |
08a24c47 | 1188 | |
daf01701 | 1189 | max_frame_cols = max (max_frame_cols, FRAME_COLS (frame)); |
0065d054 PE |
1190 | if ((min (PTRDIFF_MAX, SIZE_MAX) / sizeof (int) - 1) / 2 |
1191 | < max_frame_cols) | |
fee31f82 | 1192 | memory_full (SIZE_MAX); |
08a24c47 | 1193 | |
0065d054 PE |
1194 | char_ins_del_vector = |
1195 | xrealloc (char_ins_del_vector, | |
1196 | (sizeof (int) + 2 * sizeof (int) * max_frame_cols)); | |
08a24c47 | 1197 | |
72af86bd | 1198 | memset (char_ins_del_vector, 0, |
0065d054 | 1199 | (sizeof (int) + 2 * sizeof (int) * max_frame_cols)); |
08a24c47 | 1200 | |
daf01701 KL |
1201 | |
1202 | if (f && (!tty->TS_ins_line && !tty->TS_del_line)) | |
1203 | do_line_insertion_deletion_costs (frame, | |
1204 | tty->TS_rev_scroll, tty->TS_ins_multi_lines, | |
1205 | tty->TS_fwd_scroll, tty->TS_del_multi_lines, | |
1206 | f, f, 1); | |
1207 | else | |
1208 | do_line_insertion_deletion_costs (frame, | |
1209 | tty->TS_ins_line, tty->TS_ins_multi_lines, | |
1210 | tty->TS_del_line, tty->TS_del_multi_lines, | |
1211 | 0, 0, 1); | |
1212 | ||
1213 | calculate_ins_del_char_costs (frame); | |
1214 | ||
1215 | /* Don't use TS_repeat if its padding is worse than sending the chars */ | |
1216 | if (tty->TS_repeat && per_line_cost (tty->TS_repeat) * baud_rate < 9000) | |
1217 | tty->RPov = string_cost (tty->TS_repeat); | |
1218 | else | |
1219 | tty->RPov = FRAME_COLS (frame) * 2; | |
08a24c47 | 1220 | |
daf01701 KL |
1221 | cmcostinit (FRAME_TTY (frame)); /* set up cursor motion costs */ |
1222 | } | |
08a24c47 JB |
1223 | } |
1224 | \f | |
a796ac82 | 1225 | struct fkey_table { |
fbceeba2 | 1226 | const char *cap, *name; |
a796ac82 JB |
1227 | }; |
1228 | ||
01d8deb0 ER |
1229 | /* Termcap capability names that correspond directly to X keysyms. |
1230 | Some of these (marked "terminfo") aren't supplied by old-style | |
1231 | (Berkeley) termcap entries. They're listed in X keysym order; | |
1232 | except we put the keypad keys first, so that if they clash with | |
1233 | other keys (as on the IBM PC keyboard) they get overridden. | |
1234 | */ | |
1235 | ||
648801d1 | 1236 | static const struct fkey_table keys[] = |
a168702a | 1237 | { |
8103ad1a PJ |
1238 | {"kh", "home"}, /* termcap */ |
1239 | {"kl", "left"}, /* termcap */ | |
1240 | {"ku", "up"}, /* termcap */ | |
1241 | {"kr", "right"}, /* termcap */ | |
1242 | {"kd", "down"}, /* termcap */ | |
1243 | {"%8", "prior"}, /* terminfo */ | |
1244 | {"%5", "next"}, /* terminfo */ | |
1245 | {"@7", "end"}, /* terminfo */ | |
1246 | {"@1", "begin"}, /* terminfo */ | |
1247 | {"*6", "select"}, /* terminfo */ | |
1248 | {"%9", "print"}, /* terminfo */ | |
1249 | {"@4", "execute"}, /* terminfo --- actually the `command' key */ | |
01d8deb0 ER |
1250 | /* |
1251 | * "insert" --- see below | |
1252 | */ | |
8103ad1a PJ |
1253 | {"&8", "undo"}, /* terminfo */ |
1254 | {"%0", "redo"}, /* terminfo */ | |
1255 | {"%7", "menu"}, /* terminfo --- actually the `options' key */ | |
1256 | {"@0", "find"}, /* terminfo */ | |
1257 | {"@2", "cancel"}, /* terminfo */ | |
1258 | {"%1", "help"}, /* terminfo */ | |
01d8deb0 ER |
1259 | /* |
1260 | * "break" goes here, but can't be reliably intercepted with termcap | |
1261 | */ | |
8103ad1a | 1262 | {"&4", "reset"}, /* terminfo --- actually `restart' */ |
01d8deb0 ER |
1263 | /* |
1264 | * "system" and "user" --- no termcaps | |
1265 | */ | |
8103ad1a PJ |
1266 | {"kE", "clearline"}, /* terminfo */ |
1267 | {"kA", "insertline"}, /* terminfo */ | |
1268 | {"kL", "deleteline"}, /* terminfo */ | |
1269 | {"kI", "insertchar"}, /* terminfo */ | |
1270 | {"kD", "deletechar"}, /* terminfo */ | |
1271 | {"kB", "backtab"}, /* terminfo */ | |
01d8deb0 ER |
1272 | /* |
1273 | * "kp_backtab", "kp-space", "kp-tab" --- no termcaps | |
1274 | */ | |
8103ad1a | 1275 | {"@8", "kp-enter"}, /* terminfo */ |
01d8deb0 ER |
1276 | /* |
1277 | * "kp-f1", "kp-f2", "kp-f3" "kp-f4", | |
1278 | * "kp-multiply", "kp-add", "kp-separator", | |
1279 | * "kp-subtract", "kp-decimal", "kp-divide", "kp-0"; | |
1280 | * --- no termcaps for any of these. | |
1281 | */ | |
8103ad1a | 1282 | {"K4", "kp-1"}, /* terminfo */ |
01d8deb0 ER |
1283 | /* |
1284 | * "kp-2" --- no termcap | |
1285 | */ | |
8103ad1a | 1286 | {"K5", "kp-3"}, /* terminfo */ |
01d8deb0 ER |
1287 | /* |
1288 | * "kp-4" --- no termcap | |
1289 | */ | |
8103ad1a | 1290 | {"K2", "kp-5"}, /* terminfo */ |
01d8deb0 ER |
1291 | /* |
1292 | * "kp-6" --- no termcap | |
1293 | */ | |
8103ad1a | 1294 | {"K1", "kp-7"}, /* terminfo */ |
01d8deb0 ER |
1295 | /* |
1296 | * "kp-8" --- no termcap | |
1297 | */ | |
8103ad1a | 1298 | {"K3", "kp-9"}, /* terminfo */ |
01d8deb0 ER |
1299 | /* |
1300 | * "kp-equal" --- no termcap | |
1301 | */ | |
8103ad1a PJ |
1302 | {"k1", "f1"}, |
1303 | {"k2", "f2"}, | |
1304 | {"k3", "f3"}, | |
1305 | {"k4", "f4"}, | |
1306 | {"k5", "f5"}, | |
1307 | {"k6", "f6"}, | |
1308 | {"k7", "f7"}, | |
1309 | {"k8", "f8"}, | |
60ec7b7e DN |
1310 | {"k9", "f9"}, |
1311 | ||
1312 | {"&0", "S-cancel"}, /*shifted cancel key*/ | |
1313 | {"&9", "S-begin"}, /*shifted begin key*/ | |
1314 | {"*0", "S-find"}, /*shifted find key*/ | |
1315 | {"*1", "S-execute"}, /*shifted execute? actually shifted command key*/ | |
1316 | {"*4", "S-delete"}, /*shifted delete-character key*/ | |
1317 | {"*7", "S-end"}, /*shifted end key*/ | |
1318 | {"*8", "S-clearline"}, /*shifted clear-to end-of-line key*/ | |
1319 | {"#1", "S-help"}, /*shifted help key*/ | |
1320 | {"#2", "S-home"}, /*shifted home key*/ | |
1321 | {"#3", "S-insert"}, /*shifted insert-character key*/ | |
1322 | {"#4", "S-left"}, /*shifted left-arrow key*/ | |
1323 | {"%d", "S-menu"}, /*shifted menu? actually shifted options key*/ | |
1324 | {"%c", "S-next"}, /*shifted next key*/ | |
1325 | {"%e", "S-prior"}, /*shifted previous key*/ | |
1326 | {"%f", "S-print"}, /*shifted print key*/ | |
1327 | {"%g", "S-redo"}, /*shifted redo key*/ | |
1328 | {"%i", "S-right"}, /*shifted right-arrow key*/ | |
1329 | {"!3", "S-undo"} /*shifted undo key*/ | |
a796ac82 JB |
1330 | }; |
1331 | ||
361358ea | 1332 | #ifndef DOS_NT |
e7cf0fa0 KL |
1333 | static char **term_get_fkeys_address; |
1334 | static KBOARD *term_get_fkeys_kboard; | |
d3da34e0 | 1335 | static Lisp_Object term_get_fkeys_1 (void); |
465db27b | 1336 | |
4f4a84ec | 1337 | /* Find the escape codes sent by the function keys for Vinput_decode_map. |
177c0ea7 | 1338 | This function scans the termcap function key sequence entries, and |
4f4a84ec | 1339 | adds entries to Vinput_decode_map for each function key it finds. */ |
01d8deb0 | 1340 | |
ed8dad6b | 1341 | static void |
d3da34e0 | 1342 | term_get_fkeys (char **address, KBOARD *kboard) |
f2a00342 RM |
1343 | { |
1344 | /* We run the body of the function (term_get_fkeys_1) and ignore all Lisp | |
1345 | errors during the call. The only errors should be from Fdefine_key | |
1346 | when given a key sequence containing an invalid prefix key. If the | |
1347 | termcap defines function keys which use a prefix that is already bound | |
1348 | to a command by the default bindings, we should silently ignore that | |
1349 | function key specification, rather than giving the user an error and | |
1350 | refusing to run at all on such a terminal. */ | |
1351 | ||
e7cf0fa0 KL |
1352 | term_get_fkeys_address = address; |
1353 | term_get_fkeys_kboard = kboard; | |
f2a00342 RM |
1354 | internal_condition_case (term_get_fkeys_1, Qerror, Fidentity); |
1355 | } | |
1356 | ||
1357 | static Lisp_Object | |
d3da34e0 | 1358 | term_get_fkeys_1 (void) |
5c2c7893 | 1359 | { |
5c2c7893 JB |
1360 | int i; |
1361 | ||
e7cf0fa0 KL |
1362 | char **address = term_get_fkeys_address; |
1363 | KBOARD *kboard = term_get_fkeys_kboard; | |
f4d953fc | 1364 | |
3e65092f | 1365 | /* This can happen if CANNOT_DUMP or with strange options. */ |
1344aad4 | 1366 | if (!KEYMAPP (KVAR (kboard, Vinput_decode_map))) |
15dbb4d6 | 1367 | kset_input_decode_map (kboard, Fmake_sparse_keymap (Qnil)); |
3e65092f | 1368 | |
c72d972c | 1369 | for (i = 0; i < ARRAYELTS (keys); i++) |
5c2c7893 JB |
1370 | { |
1371 | char *sequence = tgetstr (keys[i].cap, address); | |
1372 | if (sequence) | |
1344aad4 | 1373 | Fdefine_key (KVAR (kboard, Vinput_decode_map), build_string (sequence), |
f2a00342 RM |
1374 | Fmake_vector (make_number (1), |
1375 | intern (keys[i].name))); | |
5c2c7893 | 1376 | } |
a796ac82 JB |
1377 | |
1378 | /* The uses of the "k0" capability are inconsistent; sometimes it | |
1379 | describes F10, whereas othertimes it describes F0 and "k;" describes F10. | |
eb8c3be9 | 1380 | We will attempt to politely accommodate both systems by testing for |
a796ac82 JB |
1381 | "k;", and if it is present, assuming that "k0" denotes F0, otherwise F10. |
1382 | */ | |
1383 | { | |
fbceeba2 PE |
1384 | const char *k_semi = tgetstr ("k;", address); |
1385 | const char *k0 = tgetstr ("k0", address); | |
1386 | const char *k0_name = "f10"; | |
a796ac82 JB |
1387 | |
1388 | if (k_semi) | |
1389 | { | |
95c11956 SM |
1390 | if (k0) |
1391 | /* Define f0 first, so that f10 takes precedence in case the | |
1392 | key sequences happens to be the same. */ | |
1344aad4 | 1393 | Fdefine_key (KVAR (kboard, Vinput_decode_map), build_string (k0), |
95c11956 | 1394 | Fmake_vector (make_number (1), intern ("f0"))); |
1344aad4 | 1395 | Fdefine_key (KVAR (kboard, Vinput_decode_map), build_string (k_semi), |
f2a00342 | 1396 | Fmake_vector (make_number (1), intern ("f10"))); |
a796ac82 | 1397 | } |
95c11956 | 1398 | else if (k0) |
1344aad4 | 1399 | Fdefine_key (KVAR (kboard, Vinput_decode_map), build_string (k0), |
f2a00342 | 1400 | Fmake_vector (make_number (1), intern (k0_name))); |
a796ac82 | 1401 | } |
01d8deb0 ER |
1402 | |
1403 | /* Set up cookies for numbered function keys above f10. */ | |
1404 | { | |
1405 | char fcap[3], fkey[4]; | |
1406 | ||
fc4f24da | 1407 | fcap[0] = 'F'; fcap[2] = '\0'; |
01d8deb0 ER |
1408 | for (i = 11; i < 64; i++) |
1409 | { | |
1410 | if (i <= 19) | |
1411 | fcap[1] = '1' + i - 11; | |
1412 | else if (i <= 45) | |
b59ab95c | 1413 | fcap[1] = 'A' + i - 20; |
01d8deb0 | 1414 | else |
b59ab95c | 1415 | fcap[1] = 'a' + i - 46; |
01d8deb0 | 1416 | |
fc4f24da RS |
1417 | { |
1418 | char *sequence = tgetstr (fcap, address); | |
1419 | if (sequence) | |
1420 | { | |
465db27b | 1421 | sprintf (fkey, "f%d", i); |
1344aad4 | 1422 | Fdefine_key (KVAR (kboard, Vinput_decode_map), build_string (sequence), |
f2a00342 RM |
1423 | Fmake_vector (make_number (1), |
1424 | intern (fkey))); | |
fc4f24da RS |
1425 | } |
1426 | } | |
01d8deb0 ER |
1427 | } |
1428 | } | |
1429 | ||
1430 | /* | |
1431 | * Various mappings to try and get a better fit. | |
1432 | */ | |
1433 | { | |
fc4f24da RS |
1434 | #define CONDITIONAL_REASSIGN(cap1, cap2, sym) \ |
1435 | if (!tgetstr (cap1, address)) \ | |
1436 | { \ | |
1437 | char *sequence = tgetstr (cap2, address); \ | |
e7cf0fa0 | 1438 | if (sequence) \ |
1344aad4 | 1439 | Fdefine_key (KVAR (kboard, Vinput_decode_map), build_string (sequence), \ |
e7cf0fa0 KL |
1440 | Fmake_vector (make_number (1), \ |
1441 | intern (sym))); \ | |
fc4f24da | 1442 | } |
177c0ea7 | 1443 | |
01d8deb0 | 1444 | /* if there's no key_next keycap, map key_npage to `next' keysym */ |
27b61785 | 1445 | CONDITIONAL_REASSIGN ("%5", "kN", "next"); |
01d8deb0 | 1446 | /* if there's no key_prev keycap, map key_ppage to `previous' keysym */ |
381d11a1 | 1447 | CONDITIONAL_REASSIGN ("%8", "kP", "prior"); |
01d8deb0 | 1448 | /* if there's no key_dc keycap, map key_ic to `insert' keysym */ |
27b61785 | 1449 | CONDITIONAL_REASSIGN ("kD", "kI", "insert"); |
403c995b RS |
1450 | /* if there's no key_end keycap, map key_ll to 'end' keysym */ |
1451 | CONDITIONAL_REASSIGN ("@7", "kH", "end"); | |
1dd40212 | 1452 | #undef CONDITIONAL_REASSIGN |
01d8deb0 | 1453 | } |
a168702a GM |
1454 | |
1455 | return Qnil; | |
5c2c7893 | 1456 | } |
361358ea | 1457 | #endif /* not DOS_NT */ |
5c2c7893 JB |
1458 | |
1459 | \f | |
a168702a GM |
1460 | /*********************************************************************** |
1461 | Character Display Information | |
1462 | ***********************************************************************/ | |
f57e2426 | 1463 | static void append_glyph (struct it *); |
f57e2426 J |
1464 | static void append_composite_glyph (struct it *); |
1465 | static void produce_composite_glyph (struct it *); | |
fbceeba2 | 1466 | static void append_glyphless_glyph (struct it *, int, const char *); |
653d4f43 | 1467 | static void produce_glyphless_glyph (struct it *, Lisp_Object); |
a168702a GM |
1468 | |
1469 | /* Append glyphs to IT's glyph_row. Called from produce_glyphs for | |
d2b4c17d KH |
1470 | terminal frames if IT->glyph_row != NULL. IT->char_to_display is |
1471 | the character for which to produce glyphs; IT->face_id contains the | |
1472 | character's face. Padding glyphs are appended if IT->c has a | |
1473 | IT->pixel_width > 1. */ | |
177c0ea7 | 1474 | |
a168702a | 1475 | static void |
d3da34e0 | 1476 | append_glyph (struct it *it) |
a168702a GM |
1477 | { |
1478 | struct glyph *glyph, *end; | |
1479 | int i; | |
1480 | ||
a54e2c05 | 1481 | eassert (it->glyph_row); |
a168702a GM |
1482 | glyph = (it->glyph_row->glyphs[it->area] |
1483 | + it->glyph_row->used[it->area]); | |
1484 | end = it->glyph_row->glyphs[1 + it->area]; | |
1485 | ||
5e65aec0 EZ |
1486 | /* If the glyph row is reversed, we need to prepend the glyph rather |
1487 | than append it. */ | |
1488 | if (it->glyph_row->reversed_p && it->area == TEXT_AREA) | |
1489 | { | |
1490 | struct glyph *g; | |
1491 | int move_by = it->pixel_width; | |
1492 | ||
1493 | /* Make room for the new glyphs. */ | |
1494 | if (move_by > end - glyph) /* don't overstep end of this area */ | |
1495 | move_by = end - glyph; | |
1496 | for (g = glyph - 1; g >= it->glyph_row->glyphs[it->area]; g--) | |
1497 | g[move_by] = *g; | |
1498 | glyph = it->glyph_row->glyphs[it->area]; | |
1499 | end = glyph + move_by; | |
1500 | } | |
1501 | ||
1502 | /* BIDI Note: we put the glyphs of a "multi-pixel" character left to | |
1503 | right, even in the REVERSED_P case, since (a) all of its u.ch are | |
1504 | identical, and (b) the PADDING_P flag needs to be set for the | |
1505 | leftmost one, because we write to the terminal left-to-right. */ | |
177c0ea7 JB |
1506 | for (i = 0; |
1507 | i < it->pixel_width && glyph < end; | |
a168702a GM |
1508 | ++i) |
1509 | { | |
1510 | glyph->type = CHAR_GLYPH; | |
d13f3e2e | 1511 | glyph->pixel_width = 1; |
d2b4c17d | 1512 | glyph->u.ch = it->char_to_display; |
32de38e4 KH |
1513 | glyph->face_id = it->face_id; |
1514 | glyph->padding_p = i > 0; | |
a168702a GM |
1515 | glyph->charpos = CHARPOS (it->position); |
1516 | glyph->object = it->object; | |
5e65aec0 EZ |
1517 | if (it->bidi_p) |
1518 | { | |
1519 | glyph->resolved_level = it->bidi_it.resolved_level; | |
9443b3c7 | 1520 | if ((it->bidi_it.type & 7) != it->bidi_it.type) |
1088b922 | 1521 | emacs_abort (); |
5e65aec0 EZ |
1522 | glyph->bidi_type = it->bidi_it.type; |
1523 | } | |
9443b3c7 EZ |
1524 | else |
1525 | { | |
1526 | glyph->resolved_level = 0; | |
1527 | glyph->bidi_type = UNKNOWN_BT; | |
1528 | } | |
177c0ea7 | 1529 | |
a168702a GM |
1530 | ++it->glyph_row->used[it->area]; |
1531 | ++glyph; | |
1532 | } | |
1533 | } | |
1534 | ||
148ae00e EZ |
1535 | /* For external use. */ |
1536 | void | |
1537 | tty_append_glyph (struct it *it) | |
1538 | { | |
1539 | append_glyph (it); | |
1540 | } | |
1541 | ||
1542 | ||
b50fe468 RS |
1543 | /* Produce glyphs for the display element described by IT. *IT |
1544 | specifies what we want to produce a glyph for (character, image, ...), | |
1545 | and where in the glyph matrix we currently are (glyph row and hpos). | |
1546 | produce_glyphs fills in output fields of *IT with information such as the | |
1547 | pixel width and height of a character, and maybe output actual glyphs at | |
e3670e00 EZ |
1548 | the same time if IT->glyph_row is non-null. For an overview, see |
1549 | the explanation in dispextern.h, before the definition of the | |
1550 | display_element_type enumeration. | |
b50fe468 RS |
1551 | |
1552 | produce_glyphs also stores the result of glyph width, ascent | |
1553 | etc. computations in *IT. | |
1554 | ||
1555 | IT->glyph_row may be null, in which case produce_glyphs does not | |
1556 | actually fill in the glyphs. This is used in the move_* functions | |
1557 | in xdisp.c for text width and height computations. | |
1558 | ||
1559 | Callers usually don't call produce_glyphs directly; | |
1560 | instead they use the macro PRODUCE_GLYPHS. */ | |
a168702a | 1561 | |
177c0ea7 | 1562 | void |
d3da34e0 | 1563 | produce_glyphs (struct it *it) |
a168702a GM |
1564 | { |
1565 | /* If a hook is installed, let it do the work. */ | |
4c12d738 KH |
1566 | |
1567 | /* Nothing but characters are supported on terminal frames. */ | |
a54e2c05 | 1568 | eassert (it->what == IT_CHARACTER |
c7cba11d | 1569 | || it->what == IT_COMPOSITION |
a8815b00 EZ |
1570 | || it->what == IT_STRETCH |
1571 | || it->what == IT_GLYPHLESS); | |
177c0ea7 | 1572 | |
6b61353c KH |
1573 | if (it->what == IT_STRETCH) |
1574 | { | |
1575 | produce_stretch_glyph (it); | |
1576 | goto done; | |
1577 | } | |
1578 | ||
4c12d738 KH |
1579 | if (it->what == IT_COMPOSITION) |
1580 | { | |
1581 | produce_composite_glyph (it); | |
1582 | goto done; | |
1583 | } | |
a168702a | 1584 | |
b18fad6d KH |
1585 | if (it->what == IT_GLYPHLESS) |
1586 | { | |
653d4f43 | 1587 | produce_glyphless_glyph (it, Qnil); |
b18fad6d KH |
1588 | goto done; |
1589 | } | |
1590 | ||
d419e1d9 | 1591 | if (it->char_to_display >= 040 && it->char_to_display < 0177) |
a168702a GM |
1592 | { |
1593 | it->pixel_width = it->nglyphs = 1; | |
1594 | if (it->glyph_row) | |
1595 | append_glyph (it); | |
1596 | } | |
d419e1d9 | 1597 | else if (it->char_to_display == '\n') |
a168702a | 1598 | it->pixel_width = it->nglyphs = 0; |
d419e1d9 | 1599 | else if (it->char_to_display == '\t') |
a168702a | 1600 | { |
2efdbcdd | 1601 | int absolute_x = (it->current_x |
a168702a | 1602 | + it->continuation_lines_width); |
177c0ea7 JB |
1603 | int next_tab_x |
1604 | = (((1 + absolute_x + it->tab_width - 1) | |
a168702a GM |
1605 | / it->tab_width) |
1606 | * it->tab_width); | |
1607 | int nspaces; | |
1608 | ||
1609 | /* If part of the TAB has been displayed on the previous line | |
1610 | which is continued now, continuation_lines_width will have | |
1611 | been incremented already by the part that fitted on the | |
1612 | continued line. So, we will get the right number of spaces | |
1613 | here. */ | |
1614 | nspaces = next_tab_x - absolute_x; | |
177c0ea7 | 1615 | |
a168702a GM |
1616 | if (it->glyph_row) |
1617 | { | |
1618 | int n = nspaces; | |
177c0ea7 | 1619 | |
d2b4c17d | 1620 | it->char_to_display = ' '; |
a168702a | 1621 | it->pixel_width = it->len = 1; |
177c0ea7 | 1622 | |
a168702a GM |
1623 | while (n--) |
1624 | append_glyph (it); | |
a168702a GM |
1625 | } |
1626 | ||
1627 | it->pixel_width = nspaces; | |
1628 | it->nglyphs = nspaces; | |
1629 | } | |
d419e1d9 | 1630 | else if (CHAR_BYTE8_P (it->char_to_display)) |
add44890 | 1631 | { |
d419e1d9 KH |
1632 | /* Coming here means that we must send the raw 8-bit byte as is |
1633 | to the terminal. Although there's no way to know how many | |
1634 | columns it occupies on a screen, it is a good assumption that | |
1635 | a single byte code has 1-column width. */ | |
1636 | it->pixel_width = it->nglyphs = 1; | |
1637 | if (it->glyph_row) | |
1638 | append_glyph (it); | |
add44890 | 1639 | } |
a168702a GM |
1640 | else |
1641 | { | |
b18fad6d | 1642 | Lisp_Object charset_list = FRAME_TERMINAL (it->f)->charset_list; |
177c0ea7 | 1643 | |
b18fad6d KH |
1644 | if (char_charset (it->char_to_display, charset_list, NULL)) |
1645 | { | |
1646 | it->pixel_width = CHAR_WIDTH (it->char_to_display); | |
1647 | it->nglyphs = it->pixel_width; | |
1648 | if (it->glyph_row) | |
1649 | append_glyph (it); | |
1650 | } | |
1651 | else | |
1652 | { | |
1653 | Lisp_Object acronym = lookup_glyphless_char_display (-1, it); | |
1654 | ||
a54e2c05 | 1655 | eassert (it->what == IT_GLYPHLESS); |
653d4f43 | 1656 | produce_glyphless_glyph (it, acronym); |
b18fad6d | 1657 | } |
a168702a GM |
1658 | } |
1659 | ||
6b61353c | 1660 | done: |
177c0ea7 | 1661 | /* Advance current_x by the pixel width as a convenience for |
a168702a GM |
1662 | the caller. */ |
1663 | if (it->area == TEXT_AREA) | |
1664 | it->current_x += it->pixel_width; | |
cfe8a05e GM |
1665 | it->ascent = it->max_ascent = it->phys_ascent = it->max_phys_ascent = 0; |
1666 | it->descent = it->max_descent = it->phys_descent = it->max_phys_descent = 1; | |
a168702a GM |
1667 | } |
1668 | ||
4c12d738 KH |
1669 | /* Append glyphs to IT's glyph_row for the composition IT->cmp_id. |
1670 | Called from produce_composite_glyph for terminal frames if | |
1671 | IT->glyph_row != NULL. IT->face_id contains the character's | |
1672 | face. */ | |
1673 | ||
1674 | static void | |
d3da34e0 | 1675 | append_composite_glyph (struct it *it) |
4c12d738 KH |
1676 | { |
1677 | struct glyph *glyph; | |
1678 | ||
a54e2c05 | 1679 | eassert (it->glyph_row); |
4c12d738 KH |
1680 | glyph = it->glyph_row->glyphs[it->area] + it->glyph_row->used[it->area]; |
1681 | if (glyph < it->glyph_row->glyphs[1 + it->area]) | |
1682 | { | |
93d68d0c EZ |
1683 | /* If the glyph row is reversed, we need to prepend the glyph |
1684 | rather than append it. */ | |
1685 | if (it->glyph_row->reversed_p && it->area == TEXT_AREA) | |
1686 | { | |
1687 | struct glyph *g; | |
1688 | ||
1689 | /* Make room for the new glyph. */ | |
1690 | for (g = glyph - 1; g >= it->glyph_row->glyphs[it->area]; g--) | |
1691 | g[1] = *g; | |
1692 | glyph = it->glyph_row->glyphs[it->area]; | |
1693 | } | |
4c12d738 KH |
1694 | glyph->type = COMPOSITE_GLYPH; |
1695 | glyph->pixel_width = it->pixel_width; | |
75a10786 KH |
1696 | glyph->u.cmp.id = it->cmp_it.id; |
1697 | if (it->cmp_it.ch < 0) | |
1698 | { | |
1699 | glyph->u.cmp.automatic = 0; | |
1700 | glyph->u.cmp.id = it->cmp_it.id; | |
1701 | } | |
1702 | else | |
1703 | { | |
1704 | glyph->u.cmp.automatic = 1; | |
1705 | glyph->u.cmp.id = it->cmp_it.id; | |
4be9765d KH |
1706 | glyph->slice.cmp.from = it->cmp_it.from; |
1707 | glyph->slice.cmp.to = it->cmp_it.to - 1; | |
75a10786 KH |
1708 | } |
1709 | ||
4c12d738 KH |
1710 | glyph->face_id = it->face_id; |
1711 | glyph->padding_p = 0; | |
1712 | glyph->charpos = CHARPOS (it->position); | |
1713 | glyph->object = it->object; | |
93d68d0c EZ |
1714 | if (it->bidi_p) |
1715 | { | |
1716 | glyph->resolved_level = it->bidi_it.resolved_level; | |
1717 | if ((it->bidi_it.type & 7) != it->bidi_it.type) | |
1088b922 | 1718 | emacs_abort (); |
93d68d0c EZ |
1719 | glyph->bidi_type = it->bidi_it.type; |
1720 | } | |
1721 | else | |
1722 | { | |
1723 | glyph->resolved_level = 0; | |
1724 | glyph->bidi_type = UNKNOWN_BT; | |
1725 | } | |
4c12d738 KH |
1726 | |
1727 | ++it->glyph_row->used[it->area]; | |
1728 | ++glyph; | |
1729 | } | |
1730 | } | |
1731 | ||
1732 | ||
1733 | /* Produce a composite glyph for iterator IT. IT->cmp_id is the ID of | |
1734 | the composition. We simply produces components of the composition | |
2b34df4e JB |
1735 | assuming that the terminal has a capability to layout/render it |
1736 | correctly. */ | |
4c12d738 KH |
1737 | |
1738 | static void | |
d3da34e0 | 1739 | produce_composite_glyph (struct it *it) |
4c12d738 | 1740 | { |
75a10786 KH |
1741 | if (it->cmp_it.ch < 0) |
1742 | { | |
1743 | struct composition *cmp = composition_table[it->cmp_it.id]; | |
1744 | ||
d0984aff | 1745 | it->pixel_width = cmp->width; |
75a10786 KH |
1746 | } |
1747 | else | |
1748 | { | |
1749 | Lisp_Object gstring = composition_gstring_from_id (it->cmp_it.id); | |
4c12d738 | 1750 | |
75a10786 KH |
1751 | it->pixel_width = composition_gstring_width (gstring, it->cmp_it.from, |
1752 | it->cmp_it.to, NULL); | |
1753 | } | |
1754 | it->nglyphs = 1; | |
4c12d738 KH |
1755 | if (it->glyph_row) |
1756 | append_composite_glyph (it); | |
1757 | } | |
1758 | ||
1759 | ||
b18fad6d | 1760 | /* Append a glyph for a glyphless character to IT->glyph_row. FACE_ID |
0eb025fb EZ |
1761 | is a face ID to be used for the glyph. What is actually appended |
1762 | are glyphs of type CHAR_GLYPH whose characters are in STR (which | |
1763 | comes from it->nglyphs bytes). */ | |
b18fad6d KH |
1764 | |
1765 | static void | |
fbceeba2 | 1766 | append_glyphless_glyph (struct it *it, int face_id, const char *str) |
b18fad6d KH |
1767 | { |
1768 | struct glyph *glyph, *end; | |
b18fad6d KH |
1769 | int i; |
1770 | ||
a54e2c05 | 1771 | eassert (it->glyph_row); |
b18fad6d KH |
1772 | glyph = it->glyph_row->glyphs[it->area] + it->glyph_row->used[it->area]; |
1773 | end = it->glyph_row->glyphs[1 + it->area]; | |
1774 | ||
1775 | /* If the glyph row is reversed, we need to prepend the glyph rather | |
1776 | than append it. */ | |
1777 | if (it->glyph_row->reversed_p && it->area == TEXT_AREA) | |
1778 | { | |
1779 | struct glyph *g; | |
1780 | int move_by = it->pixel_width; | |
1781 | ||
1782 | /* Make room for the new glyphs. */ | |
1783 | if (move_by > end - glyph) /* don't overstep end of this area */ | |
1784 | move_by = end - glyph; | |
1785 | for (g = glyph - 1; g >= it->glyph_row->glyphs[it->area]; g--) | |
1786 | g[move_by] = *g; | |
1787 | glyph = it->glyph_row->glyphs[it->area]; | |
1788 | end = glyph + move_by; | |
1789 | } | |
1790 | ||
1791 | if (glyph >= end) | |
1792 | return; | |
1793 | glyph->type = CHAR_GLYPH; | |
1794 | glyph->pixel_width = 1; | |
1795 | glyph->face_id = face_id; | |
1796 | glyph->padding_p = 0; | |
1797 | glyph->charpos = CHARPOS (it->position); | |
1798 | glyph->object = it->object; | |
1799 | if (it->bidi_p) | |
1800 | { | |
1801 | glyph->resolved_level = it->bidi_it.resolved_level; | |
1802 | if ((it->bidi_it.type & 7) != it->bidi_it.type) | |
1088b922 | 1803 | emacs_abort (); |
b18fad6d KH |
1804 | glyph->bidi_type = it->bidi_it.type; |
1805 | } | |
1806 | else | |
1807 | { | |
1808 | glyph->resolved_level = 0; | |
1809 | glyph->bidi_type = UNKNOWN_BT; | |
1810 | } | |
1811 | ||
1812 | /* BIDI Note: we put the glyphs of characters left to right, even in | |
1813 | the REVERSED_P case because we write to the terminal | |
1814 | left-to-right. */ | |
1815 | for (i = 0; i < it->nglyphs && glyph < end; ++i) | |
1816 | { | |
1817 | if (i > 0) | |
1818 | glyph[0] = glyph[-1]; | |
1819 | glyph->u.ch = str[i]; | |
1820 | ++it->glyph_row->used[it->area]; | |
1821 | ++glyph; | |
1822 | } | |
1823 | } | |
1824 | ||
b18fad6d KH |
1825 | /* Produce glyphs for a glyphless character for iterator IT. |
1826 | IT->glyphless_method specifies which method to use for displaying | |
1827 | the character. See the description of enum | |
0eb025fb | 1828 | glyphless_display_method in dispextern.h for the details. |
b18fad6d | 1829 | |
653d4f43 | 1830 | ACRONYM, if non-nil, is an acronym string for the character. |
b18fad6d KH |
1831 | |
1832 | The glyphs actually produced are of type CHAR_GLYPH. */ | |
1833 | ||
1834 | static void | |
653d4f43 | 1835 | produce_glyphless_glyph (struct it *it, Lisp_Object acronym) |
b18fad6d | 1836 | { |
77394d40 | 1837 | int len, face_id = merge_glyphless_glyph_face (it); |
80f2e268 | 1838 | char buf[sizeof "\\x" + max (6, (sizeof it->c * CHAR_BIT + 3) / 4)]; |
fbceeba2 | 1839 | char const *str = " "; |
b18fad6d | 1840 | |
b18fad6d KH |
1841 | if (it->glyphless_method == GLYPHLESS_DISPLAY_THIN_SPACE) |
1842 | { | |
0eb025fb EZ |
1843 | /* As there's no way to produce a thin space, we produce a space |
1844 | of canonical width. */ | |
b18fad6d KH |
1845 | len = 1; |
1846 | } | |
1847 | else if (it->glyphless_method == GLYPHLESS_DISPLAY_EMPTY_BOX) | |
1848 | { | |
1849 | len = CHAR_WIDTH (it->c); | |
1850 | if (len == 0) | |
1851 | len = 1; | |
0eb025fb | 1852 | else if (len > 4) |
b18fad6d | 1853 | len = 4; |
99027bdd | 1854 | len = sprintf (buf, "[%.*s]", len, str); |
0eb025fb | 1855 | str = buf; |
b18fad6d KH |
1856 | } |
1857 | else | |
1858 | { | |
1859 | if (it->glyphless_method == GLYPHLESS_DISPLAY_ACRONYM) | |
1860 | { | |
b18fad6d KH |
1861 | if (! STRINGP (acronym) && CHAR_TABLE_P (Vglyphless_char_display)) |
1862 | acronym = CHAR_TABLE_REF (Vglyphless_char_display, it->c); | |
16a43933 CY |
1863 | if (CONSP (acronym)) |
1864 | acronym = XCDR (acronym); | |
b18fad6d | 1865 | buf[0] = '['; |
51b59d79 | 1866 | str = STRINGP (acronym) ? SSDATA (acronym) : ""; |
b18fad6d KH |
1867 | for (len = 0; len < 6 && str[len] && ASCII_BYTE_P (str[len]); len++) |
1868 | buf[1 + len] = str[len]; | |
1869 | buf[1 + len] = ']'; | |
1870 | len += 2; | |
1871 | } | |
1872 | else | |
1873 | { | |
a54e2c05 | 1874 | eassert (it->glyphless_method == GLYPHLESS_DISPLAY_HEX_CODE); |
7c2d713b EZ |
1875 | len = (it->c < 0x10000 ? sprintf (buf, "\\u%04X", it->c) |
1876 | : it->c <= MAX_UNICODE_CHAR ? sprintf (buf, "\\U%06X", it->c) | |
1877 | : sprintf (buf, "\\x%06X", it->c)); | |
b18fad6d KH |
1878 | } |
1879 | str = buf; | |
1880 | } | |
1881 | ||
1882 | it->pixel_width = len; | |
1883 | it->nglyphs = len; | |
d284567f | 1884 | if (it->glyph_row) |
b18fad6d KH |
1885 | append_glyphless_glyph (it, face_id, str); |
1886 | } | |
1887 | ||
a168702a GM |
1888 | \f |
1889 | /*********************************************************************** | |
1890 | Faces | |
1891 | ***********************************************************************/ | |
1892 | ||
4e6ba4a4 GM |
1893 | /* Value is non-zero if attribute ATTR may be used. ATTR should be |
1894 | one of the enumerators from enum no_color_bit, or a bit set built | |
1895 | from them. Some display attributes may not be used together with | |
1896 | color; the termcap capability `NC' specifies which ones. */ | |
1897 | ||
fca177d4 KL |
1898 | #define MAY_USE_WITH_COLORS_P(tty, ATTR) \ |
1899 | (tty->TN_max_colors > 0 \ | |
1900 | ? (tty->TN_no_color_video & (ATTR)) == 0 \ | |
1901 | : 1) | |
a168702a | 1902 | |
072d84a6 RS |
1903 | /* Turn appearances of face FACE_ID on tty frame F on. |
1904 | FACE_ID is a realized face ID number, in the face cache. */ | |
a168702a GM |
1905 | |
1906 | static void | |
d3da34e0 | 1907 | turn_on_face (struct frame *f, int face_id) |
a168702a GM |
1908 | { |
1909 | struct face *face = FACE_FROM_ID (f, face_id); | |
798aef02 PE |
1910 | unsigned long fg = face->foreground; |
1911 | unsigned long bg = face->background; | |
28d7d09f | 1912 | struct tty_display_info *tty = FRAME_TTY (f); |
a168702a | 1913 | |
798aef02 PE |
1914 | /* Use reverse video if the face specifies that. |
1915 | Do this first because TS_end_standout_mode may be the same | |
86a7d192 | 1916 | as TS_exit_attribute_mode, which turns all appearances off. */ |
798aef02 PE |
1917 | if (MAY_USE_WITH_COLORS_P (tty, NC_REVERSE) |
1918 | && (inverse_video | |
1919 | ? fg == FACE_TTY_DEFAULT_FG_COLOR || bg == FACE_TTY_DEFAULT_BG_COLOR | |
1920 | : fg == FACE_TTY_DEFAULT_BG_COLOR || bg == FACE_TTY_DEFAULT_FG_COLOR)) | |
1921 | tty_toggle_highlight (tty); | |
a168702a | 1922 | |
4189ed40 CY |
1923 | if (face->tty_bold_p && MAY_USE_WITH_COLORS_P (tty, NC_BOLD)) |
1924 | OUTPUT1_IF (tty, tty->TS_enter_bold_mode); | |
1925 | ||
cd4eb164 CY |
1926 | if (face->tty_italic_p && MAY_USE_WITH_COLORS_P (tty, NC_ITALIC)) |
1927 | { | |
1928 | if (tty->TS_enter_italic_mode) | |
1929 | OUTPUT1 (tty, tty->TS_enter_italic_mode); | |
1930 | else | |
1931 | /* Italics mode is unavailable on many terminals. In that | |
1932 | case, map slant to dimmed text; we want italic text to | |
1933 | appear different and dimming is not otherwise used. */ | |
1934 | OUTPUT1 (tty, tty->TS_enter_dim_mode); | |
1935 | } | |
a168702a | 1936 | |
fca177d4 KL |
1937 | if (face->tty_underline_p && MAY_USE_WITH_COLORS_P (tty, NC_UNDERLINE)) |
1938 | OUTPUT1_IF (tty, tty->TS_enter_underline_mode); | |
a168702a | 1939 | |
fca177d4 | 1940 | if (tty->TN_max_colors > 0) |
a168702a | 1941 | { |
fbceeba2 PE |
1942 | const char *ts; |
1943 | char *p; | |
177c0ea7 | 1944 | |
fbf34973 | 1945 | ts = tty->standout_mode ? tty->TS_set_background : tty->TS_set_foreground; |
798aef02 | 1946 | if (face_tty_specified_color (fg) && ts) |
a168702a | 1947 | { |
653d4f43 | 1948 | p = tparam (ts, NULL, 0, fg, 0, 0, 0); |
6548cf00 | 1949 | OUTPUT (tty, p); |
a168702a GM |
1950 | xfree (p); |
1951 | } | |
1952 | ||
fbf34973 | 1953 | ts = tty->standout_mode ? tty->TS_set_foreground : tty->TS_set_background; |
798aef02 | 1954 | if (face_tty_specified_color (bg) && ts) |
a168702a | 1955 | { |
653d4f43 | 1956 | p = tparam (ts, NULL, 0, bg, 0, 0, 0); |
6548cf00 | 1957 | OUTPUT (tty, p); |
a168702a GM |
1958 | xfree (p); |
1959 | } | |
1960 | } | |
1961 | } | |
177c0ea7 | 1962 | |
a168702a GM |
1963 | |
1964 | /* Turn off appearances of face FACE_ID on tty frame F. */ | |
1965 | ||
1966 | static void | |
d3da34e0 | 1967 | turn_off_face (struct frame *f, int face_id) |
a168702a GM |
1968 | { |
1969 | struct face *face = FACE_FROM_ID (f, face_id); | |
28d7d09f | 1970 | struct tty_display_info *tty = FRAME_TTY (f); |
a168702a | 1971 | |
a54e2c05 | 1972 | eassert (face != NULL); |
a168702a | 1973 | |
fca177d4 | 1974 | if (tty->TS_exit_attribute_mode) |
a168702a GM |
1975 | { |
1976 | /* Capability "me" will turn off appearance modes double-bright, | |
1977 | half-bright, reverse-video, standout, underline. It may or | |
1978 | may not turn off alt-char-mode. */ | |
1979 | if (face->tty_bold_p | |
cd4eb164 | 1980 | || face->tty_italic_p |
a168702a | 1981 | || face->tty_reverse_p |
a168702a | 1982 | || face->tty_underline_p) |
65aa5e85 | 1983 | { |
fca177d4 KL |
1984 | OUTPUT1_IF (tty, tty->TS_exit_attribute_mode); |
1985 | if (strcmp (tty->TS_exit_attribute_mode, tty->TS_end_standout_mode) == 0) | |
1986 | tty->standout_mode = 0; | |
65aa5e85 | 1987 | } |
a168702a GM |
1988 | } |
1989 | else | |
1990 | { | |
1991 | /* If we don't have "me" we can only have those appearances | |
1992 | that have exit sequences defined. */ | |
54800acb | 1993 | if (face->tty_underline_p) |
fca177d4 | 1994 | OUTPUT_IF (tty, tty->TS_exit_underline_mode); |
a168702a GM |
1995 | } |
1996 | ||
1997 | /* Switch back to default colors. */ | |
fca177d4 | 1998 | if (tty->TN_max_colors > 0 |
f9d2fdc4 EZ |
1999 | && ((face->foreground != FACE_TTY_DEFAULT_COLOR |
2000 | && face->foreground != FACE_TTY_DEFAULT_FG_COLOR) | |
2001 | || (face->background != FACE_TTY_DEFAULT_COLOR | |
2002 | && face->background != FACE_TTY_DEFAULT_BG_COLOR))) | |
fca177d4 | 2003 | OUTPUT1_IF (tty, tty->TS_orig_pair); |
a168702a | 2004 | } |
177c0ea7 JB |
2005 | |
2006 | ||
653d4f43 | 2007 | /* Return true if the terminal on frame F supports all of the |
798aef02 | 2008 | capabilities in CAPS simultaneously. */ |
b63a55ac | 2009 | |
653d4f43 | 2010 | bool |
798aef02 | 2011 | tty_capable_p (struct tty_display_info *tty, unsigned int caps) |
b63a55ac | 2012 | { |
fca177d4 KL |
2013 | #define TTY_CAPABLE_P_TRY(tty, cap, TS, NC_bit) \ |
2014 | if ((caps & (cap)) && (!(TS) || !MAY_USE_WITH_COLORS_P(tty, NC_bit))) \ | |
b63a55ac MB |
2015 | return 0; |
2016 | ||
fca177d4 KL |
2017 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_INVERSE, tty->TS_standout_mode, NC_REVERSE); |
2018 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_UNDERLINE, tty->TS_enter_underline_mode, NC_UNDERLINE); | |
2019 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_BOLD, tty->TS_enter_bold_mode, NC_BOLD); | |
2020 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_DIM, tty->TS_enter_dim_mode, NC_DIM); | |
cd4eb164 | 2021 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_ITALIC, tty->TS_enter_italic_mode, NC_ITALIC); |
b63a55ac MB |
2022 | |
2023 | /* We can do it! */ | |
2024 | return 1; | |
2025 | } | |
2026 | ||
a168702a GM |
2027 | /* Return non-zero if the terminal is capable to display colors. */ |
2028 | ||
2029 | DEFUN ("tty-display-color-p", Ftty_display_color_p, Stty_display_color_p, | |
981e4297 | 2030 | 0, 1, 0, |
6ed8eeff KL |
2031 | doc: /* Return non-nil if the tty device TERMINAL can display colors. |
2032 | ||
401e9e57 CY |
2033 | TERMINAL can be a terminal object, a frame, or nil (meaning the |
2034 | selected frame's terminal). This function always returns nil if | |
c6bf3022 | 2035 | TERMINAL does not refer to a text terminal. */) |
5842a27b | 2036 | (Lisp_Object terminal) |
a168702a | 2037 | { |
717a00ef | 2038 | struct terminal *t = get_tty_terminal (terminal, 0); |
6ed8eeff | 2039 | if (!t) |
428a555e | 2040 | return Qnil; |
3224dac1 | 2041 | else |
6ed8eeff | 2042 | return t->display_info.tty->TN_max_colors > 0 ? Qt : Qnil; |
a168702a GM |
2043 | } |
2044 | ||
bfa62f96 EZ |
2045 | /* Return the number of supported colors. */ |
2046 | DEFUN ("tty-display-color-cells", Ftty_display_color_cells, | |
2047 | Stty_display_color_cells, 0, 1, 0, | |
6ed8eeff KL |
2048 | doc: /* Return the number of colors supported by the tty device TERMINAL. |
2049 | ||
401e9e57 CY |
2050 | TERMINAL can be a terminal object, a frame, or nil (meaning the |
2051 | selected frame's terminal). This function always returns 0 if | |
c6bf3022 | 2052 | TERMINAL does not refer to a text terminal. */) |
5842a27b | 2053 | (Lisp_Object terminal) |
bfa62f96 | 2054 | { |
717a00ef | 2055 | struct terminal *t = get_tty_terminal (terminal, 0); |
6ed8eeff | 2056 | if (!t) |
8c8d5f35 | 2057 | return make_number (0); |
3224dac1 | 2058 | else |
6ed8eeff | 2059 | return make_number (t->display_info.tty->TN_max_colors); |
bfa62f96 EZ |
2060 | } |
2061 | ||
84704c5c | 2062 | #ifndef DOS_NT |
a168702a | 2063 | |
5205ee62 GM |
2064 | /* Declare here rather than in the function, as in the rest of Emacs, |
2065 | to work around an HPUX compiler bug (?). See | |
57407fb4 | 2066 | http://lists.gnu.org/archive/html/emacs-devel/2007-08/msg00410.html */ |
5205ee62 GM |
2067 | static int default_max_colors; |
2068 | static int default_max_pairs; | |
2069 | static int default_no_color_video; | |
2070 | static char *default_orig_pair; | |
2071 | static char *default_set_foreground; | |
2072 | static char *default_set_background; | |
fcf8ff2e | 2073 | |
ace28297 EZ |
2074 | /* Save or restore the default color-related capabilities of this |
2075 | terminal. */ | |
2076 | static void | |
653d4f43 | 2077 | tty_default_color_capabilities (struct tty_display_info *tty, bool save) |
ace28297 | 2078 | { |
ace28297 EZ |
2079 | |
2080 | if (save) | |
2081 | { | |
8268febf PE |
2082 | dupstring (&default_orig_pair, tty->TS_orig_pair); |
2083 | dupstring (&default_set_foreground, tty->TS_set_foreground); | |
2084 | dupstring (&default_set_background, tty->TS_set_background); | |
fca177d4 KL |
2085 | default_max_colors = tty->TN_max_colors; |
2086 | default_max_pairs = tty->TN_max_pairs; | |
2087 | default_no_color_video = tty->TN_no_color_video; | |
ace28297 EZ |
2088 | } |
2089 | else | |
2090 | { | |
fca177d4 KL |
2091 | tty->TS_orig_pair = default_orig_pair; |
2092 | tty->TS_set_foreground = default_set_foreground; | |
2093 | tty->TS_set_background = default_set_background; | |
2094 | tty->TN_max_colors = default_max_colors; | |
2095 | tty->TN_max_pairs = default_max_pairs; | |
2096 | tty->TN_no_color_video = default_no_color_video; | |
ace28297 EZ |
2097 | } |
2098 | } | |
2099 | ||
2100 | /* Setup one of the standard tty color schemes according to MODE. | |
2101 | MODE's value is generally the number of colors which we want to | |
2102 | support; zero means set up for the default capabilities, the ones | |
a4c6993d | 2103 | we saw at init_tty time; -1 means turn off color support. */ |
ed8dad6b | 2104 | static void |
28d7d09f | 2105 | tty_setup_colors (struct tty_display_info *tty, int mode) |
ace28297 | 2106 | { |
6b61353c KH |
2107 | /* Canonicalize all negative values of MODE. */ |
2108 | if (mode < -1) | |
2109 | mode = -1; | |
2110 | ||
ace28297 EZ |
2111 | switch (mode) |
2112 | { | |
2113 | case -1: /* no colors at all */ | |
fca177d4 KL |
2114 | tty->TN_max_colors = 0; |
2115 | tty->TN_max_pairs = 0; | |
2116 | tty->TN_no_color_video = 0; | |
2117 | tty->TS_set_foreground = tty->TS_set_background = tty->TS_orig_pair = NULL; | |
ace28297 EZ |
2118 | break; |
2119 | case 0: /* default colors, if any */ | |
2120 | default: | |
fca177d4 | 2121 | tty_default_color_capabilities (tty, 0); |
ace28297 EZ |
2122 | break; |
2123 | case 8: /* 8 standard ANSI colors */ | |
fca177d4 | 2124 | tty->TS_orig_pair = "\033[0m"; |
ace28297 | 2125 | #ifdef TERMINFO |
fca177d4 KL |
2126 | tty->TS_set_foreground = "\033[3%p1%dm"; |
2127 | tty->TS_set_background = "\033[4%p1%dm"; | |
ace28297 | 2128 | #else |
fca177d4 KL |
2129 | tty->TS_set_foreground = "\033[3%dm"; |
2130 | tty->TS_set_background = "\033[4%dm"; | |
ace28297 | 2131 | #endif |
fca177d4 KL |
2132 | tty->TN_max_colors = 8; |
2133 | tty->TN_max_pairs = 64; | |
2134 | tty->TN_no_color_video = 0; | |
ace28297 EZ |
2135 | break; |
2136 | } | |
2137 | } | |
2138 | ||
2139 | void | |
d3da34e0 | 2140 | set_tty_color_mode (struct tty_display_info *tty, struct frame *f) |
ace28297 | 2141 | { |
ce5b453a | 2142 | Lisp_Object tem, val; |
9b2cd403 SM |
2143 | Lisp_Object color_mode; |
2144 | int mode; | |
9b2cd403 SM |
2145 | Lisp_Object tty_color_mode_alist |
2146 | = Fintern_soft (build_string ("tty-color-mode-alist"), Qnil); | |
ace28297 | 2147 | |
e69b0960 | 2148 | tem = assq_no_quit (Qtty_color_mode, f->param_alist); |
9b2cd403 | 2149 | val = CONSP (tem) ? XCDR (tem) : Qnil; |
ace28297 | 2150 | |
6b61353c | 2151 | if (INTEGERP (val)) |
ace28297 | 2152 | color_mode = val; |
ce5b453a | 2153 | else if (SYMBOLP (tty_color_mode_alist)) |
ace28297 | 2154 | { |
ce5b453a | 2155 | tem = Fassq (val, Fsymbol_value (tty_color_mode_alist)); |
9b2cd403 | 2156 | color_mode = CONSP (tem) ? XCDR (tem) : Qnil; |
ace28297 | 2157 | } |
ce5b453a SM |
2158 | else |
2159 | color_mode = Qnil; | |
6b61353c | 2160 | |
d311d28c | 2161 | mode = TYPE_RANGED_INTEGERP (int, color_mode) ? XINT (color_mode) : 0; |
ace28297 | 2162 | |
9b2cd403 | 2163 | if (mode != tty->previous_color_mode) |
ace28297 | 2164 | { |
9b2cd403 SM |
2165 | tty->previous_color_mode = mode; |
2166 | tty_setup_colors (tty , mode); | |
2167 | /* This recomputes all the faces given the new color definitions. */ | |
6cd7a139 | 2168 | safe_call (1, intern ("tty-set-up-initial-frame-faces")); |
ace28297 EZ |
2169 | } |
2170 | } | |
2171 | ||
84704c5c | 2172 | #endif /* !DOS_NT */ |
a168702a GM |
2173 | |
2174 | \f | |
28d440ab | 2175 | |
6ed8eeff | 2176 | /* Return the tty display object specified by TERMINAL. */ |
b6660415 | 2177 | |
64520e5c | 2178 | static struct terminal * |
653d4f43 | 2179 | get_tty_terminal (Lisp_Object terminal, bool throw) |
b6660415 | 2180 | { |
717a00ef | 2181 | struct terminal *t = get_terminal (terminal, throw); |
62af879c | 2182 | |
84704c5c | 2183 | if (t && t->type != output_termcap && t->type != output_msdos_raw) |
717a00ef KL |
2184 | { |
2185 | if (throw) | |
2186 | error ("Device %d is not a termcap terminal device", t->id); | |
2187 | else | |
2188 | return NULL; | |
2189 | } | |
b6660415 | 2190 | |
6ed8eeff | 2191 | return t; |
b6660415 KL |
2192 | } |
2193 | ||
ab797f65 KL |
2194 | /* Return an active termcap device that uses the tty device with the |
2195 | given name. | |
b6660415 | 2196 | |
7e59217d | 2197 | This function ignores suspended devices. |
da8e1115 KL |
2198 | |
2199 | Returns NULL if the named terminal device is not opened. */ | |
f4d953fc | 2200 | |
6ed8eeff | 2201 | struct terminal * |
8ea90aa3 | 2202 | get_named_tty (const char *name) |
28d440ab | 2203 | { |
6ed8eeff KL |
2204 | struct terminal *t; |
2205 | ||
9c253307 | 2206 | eassert (name); |
ab797f65 KL |
2207 | |
2208 | for (t = terminal_list; t; t = t->next_terminal) | |
2209 | { | |
5cc67f65 | 2210 | if ((t->type == output_termcap || t->type == output_msdos_raw) |
ab797f65 KL |
2211 | && !strcmp (t->display_info.tty->name, name) |
2212 | && TERMINAL_ACTIVE_P (t)) | |
2213 | return t; | |
2214 | } | |
28d440ab KL |
2215 | |
2216 | return 0; | |
2217 | } | |
2218 | ||
2219 | \f | |
a7ca3326 | 2220 | DEFUN ("tty-type", Ftty_type, Stty_type, 0, 1, 0, |
6ed8eeff | 2221 | doc: /* Return the type of the tty device that TERMINAL uses. |
ab797f65 | 2222 | Returns nil if TERMINAL is not on a tty device. |
a3fbb897 | 2223 | |
401e9e57 CY |
2224 | TERMINAL can be a terminal object, a frame, or nil (meaning the |
2225 | selected frame's terminal). */) | |
5842a27b | 2226 | (Lisp_Object terminal) |
b6660415 | 2227 | { |
6ed8eeff | 2228 | struct terminal *t = get_terminal (terminal, 1); |
819b8f00 | 2229 | |
84704c5c | 2230 | if (t->type != output_termcap && t->type != output_msdos_raw) |
ab797f65 KL |
2231 | return Qnil; |
2232 | ||
6ed8eeff KL |
2233 | if (t->display_info.tty->type) |
2234 | return build_string (t->display_info.tty->type); | |
819b8f00 KL |
2235 | else |
2236 | return Qnil; | |
2237 | } | |
2238 | ||
6ed8eeff | 2239 | DEFUN ("controlling-tty-p", Fcontrolling_tty_p, Scontrolling_tty_p, 0, 1, 0, |
84704c5c | 2240 | doc: /* Return non-nil if TERMINAL is the controlling tty of the Emacs process. |
a3fbb897 | 2241 | |
401e9e57 CY |
2242 | TERMINAL can be a terminal object, a frame, or nil (meaning the |
2243 | selected frame's terminal). This function always returns nil if | |
2244 | TERMINAL is not on a tty device. */) | |
5842a27b | 2245 | (Lisp_Object terminal) |
4a933ef8 | 2246 | { |
6ed8eeff | 2247 | struct terminal *t = get_terminal (terminal, 1); |
4a933ef8 | 2248 | |
84704c5c EZ |
2249 | if ((t->type != output_termcap && t->type != output_msdos_raw) |
2250 | || strcmp (t->display_info.tty->name, DEV_TTY) != 0) | |
4a933ef8 KL |
2251 | return Qnil; |
2252 | else | |
2253 | return Qt; | |
2254 | } | |
2255 | ||
a3fbb897 | 2256 | DEFUN ("tty-no-underline", Ftty_no_underline, Stty_no_underline, 0, 1, 0, |
6ed8eeff | 2257 | doc: /* Declare that the tty used by TERMINAL does not handle underlining. |
a3fbb897 KL |
2258 | This is used to override the terminfo data, for certain terminals that |
2259 | do not really do underlining, but say that they do. This function has | |
6ed8eeff | 2260 | no effect if used on a non-tty terminal. |
a3fbb897 | 2261 | |
401e9e57 CY |
2262 | TERMINAL can be a terminal object, a frame or nil (meaning the |
2263 | selected frame's terminal). This function always returns nil if | |
c6bf3022 | 2264 | TERMINAL does not refer to a text terminal. */) |
5842a27b | 2265 | (Lisp_Object terminal) |
a3fbb897 | 2266 | { |
6ed8eeff | 2267 | struct terminal *t = get_terminal (terminal, 1); |
a3fbb897 | 2268 | |
6ed8eeff KL |
2269 | if (t->type == output_termcap) |
2270 | t->display_info.tty->TS_enter_underline_mode = 0; | |
a3fbb897 KL |
2271 | return Qnil; |
2272 | } | |
2273 | ||
c6bf3022 CY |
2274 | DEFUN ("tty-top-frame", Ftty_top_frame, Stty_top_frame, 0, 1, 0, |
2275 | doc: /* Return the topmost terminal frame on TERMINAL. | |
2276 | TERMINAL can be a terminal object, a frame or nil (meaning the | |
2277 | selected frame's terminal). This function returns nil if TERMINAL | |
2278 | does not refer to a text terminal. Otherwise, it returns the | |
2279 | top-most frame on the text terminal. */) | |
2280 | (Lisp_Object terminal) | |
2281 | { | |
2282 | struct terminal *t = get_terminal (terminal, 1); | |
2283 | ||
2284 | if (t->type == output_termcap) | |
2285 | return t->display_info.tty->top_frame; | |
2286 | return Qnil; | |
2287 | } | |
2288 | ||
ed8dad6b KL |
2289 | \f |
2290 | ||
2291 | DEFUN ("suspend-tty", Fsuspend_tty, Ssuspend_tty, 0, 1, 0, | |
2292 | doc: /* Suspend the terminal device TTY. | |
2293 | ||
2294 | The device is restored to its default state, and Emacs ceases all | |
2295 | access to the tty device. Frames that use the device are not deleted, | |
2296 | but input is not read from them and if they change, their display is | |
2297 | not updated. | |
2298 | ||
401e9e57 CY |
2299 | TTY may be a terminal object, a frame, or nil for the terminal device |
2300 | of the currently selected frame. | |
ed8dad6b | 2301 | |
e4019195 | 2302 | This function runs `suspend-tty-functions' after suspending the |
ed8dad6b KL |
2303 | device. The functions are run with one arg, the id of the suspended |
2304 | terminal device. | |
2305 | ||
2306 | `suspend-tty' does nothing if it is called on a device that is already | |
2307 | suspended. | |
2308 | ||
2309 | A suspended tty may be resumed by calling `resume-tty' on it. */) | |
5842a27b | 2310 | (Lisp_Object tty) |
ed8dad6b | 2311 | { |
717a00ef | 2312 | struct terminal *t = get_tty_terminal (tty, 1); |
ed8dad6b | 2313 | FILE *f; |
f4d953fc | 2314 | |
6ed8eeff | 2315 | if (!t) |
ed8dad6b KL |
2316 | error ("Unknown tty device"); |
2317 | ||
6ed8eeff | 2318 | f = t->display_info.tty->input; |
f4d953fc | 2319 | |
ed8dad6b KL |
2320 | if (f) |
2321 | { | |
23d4cba5 DN |
2322 | /* First run `suspend-tty-functions' and then clean up the tty |
2323 | state because `suspend-tty-functions' might need to change | |
2324 | the tty state. */ | |
dee091a3 JD |
2325 | Lisp_Object args[2]; |
2326 | args[0] = intern ("suspend-tty-functions"); | |
2327 | XSETTERMINAL (args[1], t); | |
2328 | Frun_hook_with_args (2, args); | |
23d4cba5 | 2329 | |
6ed8eeff | 2330 | reset_sys_modes (t->display_info.tty); |
ed8dad6b | 2331 | delete_keyboard_wait_descriptor (fileno (f)); |
f4d953fc | 2332 | |
84704c5c | 2333 | #ifndef MSDOS |
ed8dad6b | 2334 | fclose (f); |
6ed8eeff KL |
2335 | if (f != t->display_info.tty->output) |
2336 | fclose (t->display_info.tty->output); | |
84704c5c | 2337 | #endif |
f4d953fc | 2338 | |
6ed8eeff KL |
2339 | t->display_info.tty->input = 0; |
2340 | t->display_info.tty->output = 0; | |
ed8dad6b | 2341 | |
6ed8eeff | 2342 | if (FRAMEP (t->display_info.tty->top_frame)) |
edfa7fa0 | 2343 | SET_FRAME_VISIBLE (XFRAME (t->display_info.tty->top_frame), 0); |
f4d953fc | 2344 | |
ed8dad6b KL |
2345 | } |
2346 | ||
4a665758 KL |
2347 | /* Clear display hooks to prevent further output. */ |
2348 | clear_tty_hooks (t); | |
2349 | ||
ed8dad6b KL |
2350 | return Qnil; |
2351 | } | |
2352 | ||
2353 | DEFUN ("resume-tty", Fresume_tty, Sresume_tty, 0, 1, 0, | |
2354 | doc: /* Resume the previously suspended terminal device TTY. | |
2355 | The terminal is opened and reinitialized. Frames that are on the | |
6ed8eeff | 2356 | suspended terminal are revived. |
ed8dad6b | 2357 | |
6ed8eeff KL |
2358 | It is an error to resume a terminal while another terminal is active |
2359 | on the same device. | |
ed8dad6b | 2360 | |
e4019195 | 2361 | This function runs `resume-tty-functions' after resuming the terminal. |
6ed8eeff | 2362 | The functions are run with one arg, the id of the resumed terminal |
ed8dad6b KL |
2363 | device. |
2364 | ||
2365 | `resume-tty' does nothing if it is called on a device that is not | |
2366 | suspended. | |
2367 | ||
401e9e57 CY |
2368 | TTY may be a terminal object, a frame, or nil (meaning the selected |
2369 | frame's terminal). */) | |
5842a27b | 2370 | (Lisp_Object tty) |
ed8dad6b | 2371 | { |
717a00ef | 2372 | struct terminal *t = get_tty_terminal (tty, 1); |
ed8dad6b KL |
2373 | int fd; |
2374 | ||
6ed8eeff | 2375 | if (!t) |
ed8dad6b KL |
2376 | error ("Unknown tty device"); |
2377 | ||
6ed8eeff | 2378 | if (!t->display_info.tty->input) |
ed8dad6b | 2379 | { |
6ed8eeff | 2380 | if (get_named_tty (t->display_info.tty->name)) |
ed8dad6b KL |
2381 | error ("Cannot resume display while another display is active on the same device"); |
2382 | ||
84704c5c EZ |
2383 | #ifdef MSDOS |
2384 | t->display_info.tty->output = stdout; | |
2385 | t->display_info.tty->input = stdin; | |
2386 | #else /* !MSDOS */ | |
6ed8eeff | 2387 | fd = emacs_open (t->display_info.tty->name, O_RDWR | O_NOCTTY, 0); |
ef30e638 PE |
2388 | t->display_info.tty->input = t->display_info.tty->output |
2389 | = fd < 0 ? 0 : fdopen (fd, "w+"); | |
ed8dad6b | 2390 | |
ef30e638 PE |
2391 | if (! t->display_info.tty->input) |
2392 | { | |
2393 | int open_errno = errno; | |
2394 | emacs_close (fd); | |
2395 | report_file_errno ("Cannot reopen tty device", | |
2396 | build_string (t->display_info.tty->name), | |
2397 | open_errno); | |
2398 | } | |
ed8dad6b | 2399 | |
b8956427 | 2400 | if (!O_IGNORE_CTTY && strcmp (t->display_info.tty->name, DEV_TTY) != 0) |
59b3194c | 2401 | dissociate_if_controlling_tty (fd); |
84704c5c | 2402 | #endif |
78048085 | 2403 | |
ed8dad6b KL |
2404 | add_keyboard_wait_descriptor (fd); |
2405 | ||
6ed8eeff | 2406 | if (FRAMEP (t->display_info.tty->top_frame)) |
db878925 DN |
2407 | { |
2408 | struct frame *f = XFRAME (t->display_info.tty->top_frame); | |
2409 | int width, height; | |
2410 | int old_height = FRAME_COLS (f); | |
2411 | int old_width = FRAME_LINES (f); | |
2412 | ||
2413 | /* Check if terminal/window size has changed while the frame | |
2414 | was suspended. */ | |
2415 | get_tty_size (fileno (t->display_info.tty->input), &width, &height); | |
2416 | if (width != old_width || height != old_height) | |
880e6158 | 2417 | change_frame_size (f, width, height, 0, 0, 0, 0); |
edfa7fa0 | 2418 | SET_FRAME_VISIBLE (XFRAME (t->display_info.tty->top_frame), 1); |
db878925 | 2419 | } |
ed8dad6b | 2420 | |
04f2d78b | 2421 | set_tty_hooks (t); |
6ed8eeff | 2422 | init_sys_modes (t->display_info.tty); |
ed8dad6b | 2423 | |
dee091a3 JD |
2424 | { |
2425 | /* Run `resume-tty-functions'. */ | |
2426 | Lisp_Object args[2]; | |
2427 | args[0] = intern ("resume-tty-functions"); | |
2428 | XSETTERMINAL (args[1], t); | |
2429 | Frun_hook_with_args (2, args); | |
2430 | } | |
ed8dad6b KL |
2431 | } |
2432 | ||
4a665758 KL |
2433 | set_tty_hooks (t); |
2434 | ||
ed8dad6b KL |
2435 | return Qnil; |
2436 | } | |
a3fbb897 | 2437 | |
819b8f00 | 2438 | \f |
e882229c NR |
2439 | /*********************************************************************** |
2440 | Mouse | |
2441 | ***********************************************************************/ | |
2442 | ||
7e5a23bd | 2443 | #ifdef HAVE_GPM |
64520e5c PE |
2444 | |
2445 | #ifndef HAVE_WINDOW_SYSTEM | |
5faa03ba RS |
2446 | void |
2447 | term_mouse_moveto (int x, int y) | |
94da14a0 | 2448 | { |
1ec5dc77 | 2449 | /* TODO: how to set mouse position? |
94da14a0 NR |
2450 | const char *name; |
2451 | int fd; | |
2452 | name = (const char *) ttyname (0); | |
406af475 | 2453 | fd = emacs_open (name, O_WRONLY, 0); |
80fb2ce0 | 2454 | SOME_FUNCTION (x, y, fd); |
bacba3c2 | 2455 | emacs_close (fd); |
94da14a0 | 2456 | last_mouse_x = x; |
80fb2ce0 | 2457 | last_mouse_y = y; */ |
94da14a0 | 2458 | } |
64520e5c | 2459 | #endif /* HAVE_WINDOW_SYSTEM */ |
94da14a0 | 2460 | |
cf482c50 EZ |
2461 | /* Implementation of draw_row_with_mouse_face for TTY/GPM. */ |
2462 | void | |
2463 | tty_draw_row_with_mouse_face (struct window *w, struct glyph_row *row, | |
2464 | int start_hpos, int end_hpos, | |
2465 | enum draw_glyphs_face draw) | |
e882229c | 2466 | { |
cf482c50 EZ |
2467 | int nglyphs = end_hpos - start_hpos; |
2468 | struct frame *f = XFRAME (WINDOW_FRAME (w)); | |
7be1c21a | 2469 | struct tty_display_info *tty = FRAME_TTY (f); |
cf482c50 EZ |
2470 | int face_id = tty->mouse_highlight.mouse_face_face_id; |
2471 | int save_x, save_y, pos_x, pos_y; | |
7be1c21a | 2472 | |
cf482c50 EZ |
2473 | if (end_hpos >= row->used[TEXT_AREA]) |
2474 | nglyphs = row->used[TEXT_AREA] - start_hpos; | |
e882229c | 2475 | |
cf482c50 EZ |
2476 | pos_y = row->y + WINDOW_TOP_EDGE_Y (w); |
2477 | pos_x = row->used[LEFT_MARGIN_AREA] + start_hpos + WINDOW_LEFT_EDGE_X (w); | |
e882229c | 2478 | |
cf482c50 EZ |
2479 | /* Save current cursor co-ordinates. */ |
2480 | save_y = curY (tty); | |
2481 | save_x = curX (tty); | |
2482 | cursor_to (f, pos_y, pos_x); | |
e882229c | 2483 | |
cf482c50 EZ |
2484 | if (draw == DRAW_MOUSE_FACE) |
2485 | tty_write_glyphs_with_face (f, row->glyphs[TEXT_AREA] + start_hpos, | |
2486 | nglyphs, face_id); | |
2487 | else if (draw == DRAW_NORMAL_TEXT) | |
2488 | write_glyphs (f, row->glyphs[TEXT_AREA] + start_hpos, nglyphs); | |
e882229c | 2489 | |
cf482c50 | 2490 | cursor_to (f, save_y, save_x); |
e882229c NR |
2491 | } |
2492 | ||
653d4f43 | 2493 | static bool |
a10c8269 | 2494 | term_mouse_movement (struct frame *frame, Gpm_Event *event) |
e882229c NR |
2495 | { |
2496 | /* Has the mouse moved off the glyph it was on at the last sighting? */ | |
2497 | if (event->x != last_mouse_x || event->y != last_mouse_y) | |
2498 | { | |
2499 | frame->mouse_moved = 1; | |
cf482c50 | 2500 | note_mouse_highlight (frame, event->x, event->y); |
e882229c NR |
2501 | /* Remember which glyph we're now on. */ |
2502 | last_mouse_x = event->x; | |
2503 | last_mouse_y = event->y; | |
2504 | return 1; | |
2505 | } | |
2506 | return 0; | |
2507 | } | |
2508 | ||
d35af63c PE |
2509 | /* Return the Time that corresponds to T. Wrap around on overflow. */ |
2510 | static Time | |
2511 | timeval_to_Time (struct timeval const *t) | |
2512 | { | |
2513 | Time s_1000, ms; | |
2514 | ||
2515 | s_1000 = t->tv_sec; | |
2516 | s_1000 *= 1000; | |
2517 | ms = t->tv_usec / 1000; | |
2518 | return s_1000 + ms; | |
2519 | } | |
2520 | ||
e882229c NR |
2521 | /* Return the current position of the mouse. |
2522 | ||
2523 | Set *f to the frame the mouse is in, or zero if the mouse is in no | |
2524 | Emacs frame. If it is set to zero, all the other arguments are | |
2525 | garbage. | |
2526 | ||
2527 | Set *bar_window to Qnil, and *x and *y to the column and | |
2528 | row of the character cell the mouse is over. | |
2529 | ||
7f3f1250 | 2530 | Set *timeptr to the time the mouse was at the returned position. |
e882229c | 2531 | |
80fb2ce0 | 2532 | This clears mouse_moved until the next motion |
94da14a0 | 2533 | event arrives. */ |
e882229c | 2534 | static void |
a10c8269 | 2535 | term_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window, |
e882229c | 2536 | enum scroll_bar_part *part, Lisp_Object *x, |
08dc5ae6 | 2537 | Lisp_Object *y, Time *timeptr) |
e882229c | 2538 | { |
e882229c | 2539 | struct timeval now; |
e882229c NR |
2540 | |
2541 | *fp = SELECTED_FRAME (); | |
94da14a0 | 2542 | (*fp)->mouse_moved = 0; |
e882229c NR |
2543 | |
2544 | *bar_window = Qnil; | |
2545 | *part = 0; | |
2546 | ||
80fb2ce0 | 2547 | XSETINT (*x, last_mouse_x); |
94da14a0 | 2548 | XSETINT (*y, last_mouse_y); |
e882229c | 2549 | gettimeofday(&now, 0); |
d35af63c | 2550 | *timeptr = timeval_to_Time (&now); |
e882229c NR |
2551 | } |
2552 | ||
2553 | /* Prepare a mouse-event in *RESULT for placement in the input queue. | |
2554 | ||
2555 | If the event is a button press, then note that we have grabbed | |
2556 | the mouse. */ | |
2557 | ||
2558 | static Lisp_Object | |
2559 | term_mouse_click (struct input_event *result, Gpm_Event *event, | |
2560 | struct frame *f) | |
2561 | { | |
2562 | struct timeval now; | |
2563 | int i, j; | |
2564 | ||
2565 | result->kind = GPM_CLICK_EVENT; | |
2566 | for (i = 0, j = GPM_B_LEFT; i < 3; i++, j >>= 1 ) | |
2567 | { | |
2568 | if (event->buttons & j) { | |
2569 | result->code = i; /* button number */ | |
2570 | break; | |
2571 | } | |
2572 | } | |
2573 | gettimeofday(&now, 0); | |
d35af63c | 2574 | result->timestamp = timeval_to_Time (&now); |
e882229c NR |
2575 | |
2576 | if (event->type & GPM_UP) | |
2577 | result->modifiers = up_modifier; | |
2578 | else if (event->type & GPM_DOWN) | |
2579 | result->modifiers = down_modifier; | |
2580 | else | |
2581 | result->modifiers = 0; | |
f4d953fc | 2582 | |
e882229c NR |
2583 | if (event->type & GPM_SINGLE) |
2584 | result->modifiers |= click_modifier; | |
f4d953fc | 2585 | |
e882229c NR |
2586 | if (event->type & GPM_DOUBLE) |
2587 | result->modifiers |= double_modifier; | |
2588 | ||
2589 | if (event->type & GPM_TRIPLE) | |
2590 | result->modifiers |= triple_modifier; | |
2591 | ||
2592 | if (event->type & GPM_DRAG) | |
2593 | result->modifiers |= drag_modifier; | |
2594 | ||
80fb2ce0 | 2595 | if (!(event->type & (GPM_MOVE | GPM_DRAG))) { |
e882229c NR |
2596 | |
2597 | /* 1 << KG_SHIFT */ | |
2598 | if (event->modifiers & (1 << 0)) | |
2599 | result->modifiers |= shift_modifier; | |
2600 | ||
2601 | /* 1 << KG_CTRL */ | |
2602 | if (event->modifiers & (1 << 2)) | |
2603 | result->modifiers |= ctrl_modifier; | |
2604 | ||
2605 | /* 1 << KG_ALT || KG_ALTGR */ | |
2606 | if (event->modifiers & (1 << 3) | |
2607 | || event->modifiers & (1 << 1)) | |
2608 | result->modifiers |= meta_modifier; | |
2609 | } | |
2610 | ||
80fb2ce0 NR |
2611 | XSETINT (result->x, event->x); |
2612 | XSETINT (result->y, event->y); | |
e882229c NR |
2613 | XSETFRAME (result->frame_or_window, f); |
2614 | result->arg = Qnil; | |
2615 | return Qnil; | |
2616 | } | |
2617 | ||
f4d953fc | 2618 | int |
7be1c21a | 2619 | handle_one_term_event (struct tty_display_info *tty, Gpm_Event *event, struct input_event* hold_quit) |
e882229c | 2620 | { |
7be1c21a | 2621 | struct frame *f = XFRAME (tty->top_frame); |
e882229c | 2622 | struct input_event ie; |
653d4f43 | 2623 | bool do_help = 0; |
e882229c NR |
2624 | int count = 0; |
2625 | ||
2626 | EVENT_INIT (ie); | |
2627 | ie.kind = NO_EVENT; | |
2628 | ie.arg = Qnil; | |
2629 | ||
80fb2ce0 | 2630 | if (event->type & (GPM_MOVE | GPM_DRAG)) { |
e882229c NR |
2631 | previous_help_echo_string = help_echo_string; |
2632 | help_echo_string = Qnil; | |
2633 | ||
6178ce5e | 2634 | Gpm_DrawPointer (event->x, event->y, fileno (tty->output)); |
e882229c | 2635 | |
80fb2ce0 NR |
2636 | if (!term_mouse_movement (f, event)) |
2637 | help_echo_string = previous_help_echo_string; | |
e882229c NR |
2638 | |
2639 | /* If the contents of the global variable help_echo_string | |
2640 | has changed, generate a HELP_EVENT. */ | |
2641 | if (!NILP (help_echo_string) | |
2642 | || !NILP (previous_help_echo_string)) | |
2643 | do_help = 1; | |
2644 | ||
2645 | goto done; | |
2646 | } | |
2647 | else { | |
2648 | f->mouse_moved = 0; | |
2649 | term_mouse_click (&ie, event, f); | |
e882229c NR |
2650 | } |
2651 | ||
2652 | done: | |
2653 | if (ie.kind != NO_EVENT) | |
2654 | { | |
2655 | kbd_buffer_store_event_hold (&ie, hold_quit); | |
2656 | count++; | |
2657 | } | |
2658 | ||
2659 | if (do_help | |
2660 | && !(hold_quit && hold_quit->kind != NO_EVENT)) | |
2661 | { | |
2662 | Lisp_Object frame; | |
2663 | ||
2664 | if (f) | |
2665 | XSETFRAME (frame, f); | |
2666 | else | |
2667 | frame = Qnil; | |
2668 | ||
2669 | gen_help_event (help_echo_string, frame, help_echo_window, | |
2670 | help_echo_object, help_echo_pos); | |
2671 | count++; | |
2672 | } | |
2673 | ||
2674 | return count; | |
2675 | } | |
2676 | ||
6178ce5e | 2677 | DEFUN ("gpm-mouse-start", Fgpm_mouse_start, Sgpm_mouse_start, |
e882229c | 2678 | 0, 0, 0, |
71f44e7a | 2679 | doc: /* Open a connection to Gpm. |
6178ce5e | 2680 | Gpm-mouse can only be activated for one tty at a time. */) |
5842a27b | 2681 | (void) |
e882229c | 2682 | { |
71f44e7a SM |
2683 | struct frame *f = SELECTED_FRAME (); |
2684 | struct tty_display_info *tty | |
2685 | = ((f)->output_method == output_termcap | |
2686 | ? (f)->terminal->display_info.tty : NULL); | |
e882229c NR |
2687 | Gpm_Connect connection; |
2688 | ||
6178ce5e SM |
2689 | if (!tty) |
2690 | error ("Gpm-mouse only works in the GNU/Linux console"); | |
4ce5ab77 SM |
2691 | if (gpm_tty == tty) |
2692 | return Qnil; /* Already activated, nothing to do. */ | |
2693 | if (gpm_tty) | |
2694 | error ("Gpm-mouse can only be activated for one tty at a time"); | |
71f44e7a | 2695 | |
e882229c NR |
2696 | connection.eventMask = ~0; |
2697 | connection.defaultMask = ~GPM_HARD; | |
2698 | connection.maxMod = ~0; | |
2699 | connection.minMod = 0; | |
80fb2ce0 | 2700 | gpm_zerobased = 1; |
e882229c NR |
2701 | |
2702 | if (Gpm_Open (&connection, 0) < 0) | |
6178ce5e | 2703 | error ("Gpm-mouse failed to connect to the gpm daemon"); |
e882229c NR |
2704 | else |
2705 | { | |
71f44e7a | 2706 | gpm_tty = tty; |
1023cbed SM |
2707 | /* `init_sys_modes' arranges for mouse movements sent through gpm_fd |
2708 | to generate SIGIOs. Apparently we need to call reset_sys_modes | |
2709 | before calling init_sys_modes. */ | |
7be1c21a MB |
2710 | reset_sys_modes (tty); |
2711 | init_sys_modes (tty); | |
e882229c | 2712 | add_gpm_wait_descriptor (gpm_fd); |
6178ce5e | 2713 | return Qnil; |
e882229c NR |
2714 | } |
2715 | } | |
2716 | ||
ed5ff21d | 2717 | void |
d347e494 | 2718 | close_gpm (int fd) |
ed5ff21d | 2719 | { |
d347e494 SM |
2720 | if (fd >= 0) |
2721 | delete_gpm_wait_descriptor (fd); | |
ed5ff21d SM |
2722 | while (Gpm_Close()); /* close all the stack */ |
2723 | gpm_tty = NULL; | |
2724 | } | |
2725 | ||
6178ce5e | 2726 | DEFUN ("gpm-mouse-stop", Fgpm_mouse_stop, Sgpm_mouse_stop, |
e882229c NR |
2727 | 0, 0, 0, |
2728 | doc: /* Close a connection to Gpm. */) | |
5842a27b | 2729 | (void) |
e882229c | 2730 | { |
4ce5ab77 SM |
2731 | struct frame *f = SELECTED_FRAME (); |
2732 | struct tty_display_info *tty | |
2733 | = ((f)->output_method == output_termcap | |
2734 | ? (f)->terminal->display_info.tty : NULL); | |
2735 | ||
2736 | if (!tty || gpm_tty != tty) | |
2737 | return Qnil; /* Not activated on this terminal, nothing to do. */ | |
f4d953fc | 2738 | |
d347e494 | 2739 | close_gpm (gpm_fd); |
6178ce5e | 2740 | return Qnil; |
e882229c | 2741 | } |
7e5a23bd | 2742 | #endif /* HAVE_GPM */ |
e882229c NR |
2743 | |
2744 | \f | |
b5e9cbb6 EZ |
2745 | /*********************************************************************** |
2746 | Menus | |
2747 | ***********************************************************************/ | |
2748 | ||
7cdf484b | 2749 | #if !defined (MSDOS) |
b5e9cbb6 EZ |
2750 | |
2751 | /* TTY menu implementation and main ideas are borrowed from msdos.c. | |
2752 | ||
2753 | However, unlike on MSDOS, where the menu text is drawn directly to | |
fa93733d EZ |
2754 | the display video memory, on a TTY we use display_string (see |
2755 | display_tty_menu_item in xdisp.c) to put the glyphs produced from | |
ccd4a783 EZ |
2756 | the menu items into the frame's 'desired_matrix' glyph matrix, and |
2757 | then call update_frame_with_menu to deliver the results to the | |
2758 | glass. The previous contents of the screen, in the form of the | |
2759 | current_matrix, is stashed away, and used to restore screen | |
b5e9cbb6 EZ |
2760 | contents when the menu selection changes or when the final |
2761 | selection is made and the menu should be popped down. | |
2762 | ||
141f1ff7 | 2763 | The idea of this implementation was suggested by Gerd Moellmann. */ |
b5e9cbb6 EZ |
2764 | |
2765 | #define TTYM_FAILURE -1 | |
2766 | #define TTYM_SUCCESS 1 | |
2767 | #define TTYM_NO_SELECT 2 | |
2768 | #define TTYM_IA_SELECT 3 | |
4a48e94d EZ |
2769 | #define TTYM_NEXT 4 |
2770 | #define TTYM_PREV 5 | |
b5e9cbb6 EZ |
2771 | |
2772 | /* These hold text of the current and the previous menu help messages. */ | |
2773 | static const char *menu_help_message, *prev_menu_help_message; | |
2774 | /* Pane number and item number of the menu item which generated the | |
2775 | last menu help message. */ | |
2776 | static int menu_help_paneno, menu_help_itemno; | |
2777 | ||
df782309 EZ |
2778 | static Lisp_Object Qtty_menu_navigation_map, Qtty_menu_exit; |
2779 | static Lisp_Object Qtty_menu_prev_item, Qtty_menu_next_item; | |
2780 | static Lisp_Object Qtty_menu_next_menu, Qtty_menu_prev_menu; | |
2781 | static Lisp_Object Qtty_menu_select, Qtty_menu_ignore; | |
e648f699 | 2782 | static Lisp_Object Qtty_menu_mouse_movement; |
f0177f86 | 2783 | |
b5e9cbb6 EZ |
2784 | typedef struct tty_menu_struct |
2785 | { | |
2786 | int count; | |
2787 | char **text; | |
2788 | struct tty_menu_struct **submenu; | |
5cbcc455 | 2789 | int *panenumber; /* Also used as enabled flag. */ |
3b158d11 | 2790 | ptrdiff_t allocated; |
b5e9cbb6 EZ |
2791 | int panecount; |
2792 | int width; | |
2793 | const char **help_text; | |
2794 | } tty_menu; | |
2795 | ||
2796 | /* Create a brand new menu structure. */ | |
2797 | ||
2798 | static tty_menu * | |
2799 | tty_menu_create (void) | |
2800 | { | |
3b158d11 | 2801 | return xzalloc (sizeof *tty_menu_create ()); |
b5e9cbb6 EZ |
2802 | } |
2803 | ||
2804 | /* Allocate some (more) memory for MENU ensuring that there is room for one | |
3b158d11 | 2805 | more item. */ |
b5e9cbb6 EZ |
2806 | |
2807 | static void | |
2808 | tty_menu_make_room (tty_menu *menu) | |
2809 | { | |
3b158d11 | 2810 | if (menu->allocated == menu->count) |
b5e9cbb6 | 2811 | { |
3b158d11 PE |
2812 | ptrdiff_t allocated = menu->allocated; |
2813 | menu->text = xpalloc (menu->text, &allocated, 1, -1, sizeof *menu->text); | |
2814 | menu->text = xrealloc (menu->text, allocated * sizeof *menu->text); | |
2815 | menu->submenu = xrealloc (menu->submenu, | |
2816 | allocated * sizeof *menu->submenu); | |
2817 | menu->panenumber = xrealloc (menu->panenumber, | |
2818 | allocated * sizeof *menu->panenumber); | |
2819 | menu->help_text = xrealloc (menu->help_text, | |
2820 | allocated * sizeof *menu->help_text); | |
2821 | menu->allocated = allocated; | |
b5e9cbb6 EZ |
2822 | } |
2823 | } | |
2824 | ||
2825 | /* Search the given menu structure for a given pane number. */ | |
2826 | ||
2827 | static tty_menu * | |
2828 | tty_menu_search_pane (tty_menu *menu, int pane) | |
2829 | { | |
2830 | int i; | |
2831 | tty_menu *try; | |
2832 | ||
2833 | for (i = 0; i < menu->count; i++) | |
2834 | if (menu->submenu[i]) | |
2835 | { | |
2836 | if (pane == menu->panenumber[i]) | |
2837 | return menu->submenu[i]; | |
798aef02 PE |
2838 | try = tty_menu_search_pane (menu->submenu[i], pane); |
2839 | if (try) | |
b5e9cbb6 EZ |
2840 | return try; |
2841 | } | |
2842 | return (tty_menu *) 0; | |
2843 | } | |
2844 | ||
2845 | /* Determine how much screen space a given menu needs. */ | |
2846 | ||
2847 | static void | |
2848 | tty_menu_calc_size (tty_menu *menu, int *width, int *height) | |
2849 | { | |
2850 | int i, h2, w2, maxsubwidth, maxheight; | |
2851 | ||
9e30f0e1 | 2852 | maxsubwidth = menu->width; |
b5e9cbb6 EZ |
2853 | maxheight = menu->count; |
2854 | for (i = 0; i < menu->count; i++) | |
2855 | { | |
2856 | if (menu->submenu[i]) | |
2857 | { | |
2858 | tty_menu_calc_size (menu->submenu[i], &w2, &h2); | |
2859 | if (w2 > maxsubwidth) maxsubwidth = w2; | |
2860 | if (i + h2 > maxheight) maxheight = i + h2; | |
2861 | } | |
2862 | } | |
9e30f0e1 | 2863 | *width = maxsubwidth; |
b5e9cbb6 EZ |
2864 | *height = maxheight; |
2865 | } | |
2866 | ||
e648f699 EZ |
2867 | static void |
2868 | mouse_get_xy (int *x, int *y) | |
2869 | { | |
2870 | struct frame *sf = SELECTED_FRAME (); | |
5cbcc455 | 2871 | Lisp_Object lmx = Qnil, lmy = Qnil, lisp_dummy; |
e648f699 EZ |
2872 | enum scroll_bar_part part_dummy; |
2873 | Time time_dummy; | |
2874 | ||
2875 | if (FRAME_TERMINAL (sf)->mouse_position_hook) | |
2876 | (*FRAME_TERMINAL (sf)->mouse_position_hook) (&sf, -1, | |
2877 | &lisp_dummy, &part_dummy, | |
2878 | &lmx, &lmy, | |
2879 | &time_dummy); | |
2880 | if (!NILP (lmx)) | |
2881 | { | |
2882 | *x = XINT (lmx); | |
2883 | *y = XINT (lmy); | |
2884 | } | |
2885 | } | |
2886 | ||
ccd4a783 EZ |
2887 | /* Display MENU at (X,Y) using FACES, starting with FIRST_ITEM |
2888 | (zero-based). */ | |
b5e9cbb6 | 2889 | |
b5e9cbb6 | 2890 | static void |
ffc3882f | 2891 | tty_menu_display (tty_menu *menu, int x, int y, int pn, int *faces, |
798aef02 | 2892 | int mx, int my, int first_item, bool disp_help) |
b5e9cbb6 | 2893 | { |
bbc10837 | 2894 | int i, face, width, enabled, mousehere, row, col; |
b5e9cbb6 EZ |
2895 | struct frame *sf = SELECTED_FRAME (); |
2896 | struct tty_display_info *tty = FRAME_TTY (sf); | |
48621e69 EZ |
2897 | /* Don't try to display more menu items than the console can display |
2898 | using the available screen lines. Exclude the echo area line, as | |
2899 | it will be overwritten by the help-echo anyway. */ | |
ccd4a783 | 2900 | int max_items = min (menu->count - first_item, FRAME_LINES (sf) - 1 - y); |
b5e9cbb6 EZ |
2901 | |
2902 | menu_help_message = NULL; | |
2903 | ||
2904 | width = menu->width; | |
e7873136 EZ |
2905 | col = cursorX (tty); |
2906 | row = cursorY (tty); | |
48621e69 | 2907 | for (i = 0; i < max_items; i++) |
b5e9cbb6 | 2908 | { |
342cf494 | 2909 | int max_width = width + 2; /* +2 for padding blanks on each side */ |
ccd4a783 | 2910 | int j = i + first_item; |
b5e9cbb6 | 2911 | |
ccd4a783 | 2912 | if (menu->submenu[j]) |
342cf494 | 2913 | max_width += 2; /* for displaying " >" after the item */ |
b5e9cbb6 | 2914 | enabled |
ccd4a783 | 2915 | = (!menu->submenu[j] && menu->panenumber[j]) || (menu->submenu[j]); |
b5e9cbb6 EZ |
2916 | mousehere = (y + i == my && x <= mx && mx < x + max_width); |
2917 | face = faces[enabled + mousehere * 2]; | |
2918 | /* Display the menu help string for the i-th menu item even if | |
2919 | the menu item is currently disabled. That's what the GUI | |
2920 | code does. */ | |
2921 | if (disp_help && enabled + mousehere * 2 >= 2) | |
2922 | { | |
ccd4a783 | 2923 | menu_help_message = menu->help_text[j]; |
b5e9cbb6 | 2924 | menu_help_paneno = pn - 1; |
ccd4a783 | 2925 | menu_help_itemno = j; |
b5e9cbb6 | 2926 | } |
a55ea27f EZ |
2927 | /* Take note of the coordinates of the active menu item, to |
2928 | display the cursor there. */ | |
2929 | if (mousehere) | |
2930 | { | |
2931 | row = y + i; | |
2932 | col = x; | |
2933 | } | |
ccd4a783 EZ |
2934 | display_tty_menu_item (menu->text[j], max_width, face, x, y + i, |
2935 | menu->submenu[j] != NULL); | |
b5e9cbb6 EZ |
2936 | } |
2937 | update_frame_with_menu (sf); | |
2938 | cursor_to (sf, row, col); | |
2939 | } | |
2940 | ||
2941 | /* --------------------------- X Menu emulation ---------------------- */ | |
2942 | ||
b5e9cbb6 EZ |
2943 | /* Create a new pane and place it on the outer-most level. */ |
2944 | ||
e7873136 EZ |
2945 | static int |
2946 | tty_menu_add_pane (tty_menu *menu, const char *txt) | |
b5e9cbb6 EZ |
2947 | { |
2948 | int len; | |
3b158d11 | 2949 | const unsigned char *p; |
b5e9cbb6 EZ |
2950 | |
2951 | tty_menu_make_room (menu); | |
2952 | menu->submenu[menu->count] = tty_menu_create (); | |
2953 | menu->text[menu->count] = (char *)txt; | |
2954 | menu->panenumber[menu->count] = ++menu->panecount; | |
2955 | menu->help_text[menu->count] = NULL; | |
2956 | menu->count++; | |
2957 | ||
2958 | /* Update the menu width, if necessary. */ | |
3b158d11 | 2959 | for (len = 0, p = (unsigned char *) txt; *p; ) |
b5e9cbb6 EZ |
2960 | { |
2961 | int ch_len; | |
2962 | int ch = STRING_CHAR_AND_LENGTH (p, ch_len); | |
2963 | ||
2964 | len += CHAR_WIDTH (ch); | |
2965 | p += ch_len; | |
2966 | } | |
2967 | ||
2968 | if (len > menu->width) | |
2969 | menu->width = len; | |
2970 | ||
2971 | return menu->panecount; | |
2972 | } | |
2973 | ||
2974 | /* Create a new item in a menu pane. */ | |
2975 | ||
798aef02 | 2976 | static bool |
b5e9cbb6 | 2977 | tty_menu_add_selection (tty_menu *menu, int pane, |
798aef02 | 2978 | char *txt, bool enable, char const *help_text) |
b5e9cbb6 EZ |
2979 | { |
2980 | int len; | |
3b158d11 | 2981 | unsigned char *p; |
b5e9cbb6 EZ |
2982 | |
2983 | if (pane) | |
798aef02 PE |
2984 | { |
2985 | menu = tty_menu_search_pane (menu, pane); | |
2986 | if (! menu) | |
2987 | return 0; | |
2988 | } | |
b5e9cbb6 EZ |
2989 | tty_menu_make_room (menu); |
2990 | menu->submenu[menu->count] = (tty_menu *) 0; | |
2991 | menu->text[menu->count] = txt; | |
2992 | menu->panenumber[menu->count] = enable; | |
2993 | menu->help_text[menu->count] = help_text; | |
2994 | menu->count++; | |
2995 | ||
2996 | /* Update the menu width, if necessary. */ | |
3b158d11 | 2997 | for (len = 0, p = (unsigned char *) txt; *p; ) |
b5e9cbb6 EZ |
2998 | { |
2999 | int ch_len; | |
3000 | int ch = STRING_CHAR_AND_LENGTH (p, ch_len); | |
3001 | ||
3002 | len += CHAR_WIDTH (ch); | |
3003 | p += ch_len; | |
3004 | } | |
3005 | ||
3006 | if (len > menu->width) | |
3007 | menu->width = len; | |
3008 | ||
798aef02 | 3009 | return 1; |
b5e9cbb6 EZ |
3010 | } |
3011 | ||
3012 | /* Decide where the menu would be placed if requested at (X,Y). */ | |
3013 | ||
3b158d11 | 3014 | static void |
b5e9cbb6 EZ |
3015 | tty_menu_locate (tty_menu *menu, int x, int y, |
3016 | int *ulx, int *uly, int *width, int *height) | |
3017 | { | |
3018 | tty_menu_calc_size (menu, width, height); | |
3019 | *ulx = x + 1; | |
3020 | *uly = y; | |
3021 | *width += 2; | |
3022 | } | |
3023 | ||
3024 | struct tty_menu_state | |
3025 | { | |
141f1ff7 | 3026 | struct glyph_matrix *screen_behind; |
b5e9cbb6 EZ |
3027 | tty_menu *menu; |
3028 | int pane; | |
3029 | int x, y; | |
3030 | }; | |
3031 | ||
f34729ea EZ |
3032 | /* Save away the contents of frame F's current frame matrix, and |
3033 | enable all its rows. Value is a glyph matrix holding the contents | |
3034 | of F's current frame matrix with all its glyph rows enabled. */ | |
3035 | ||
4ed77415 | 3036 | static struct glyph_matrix * |
f34729ea EZ |
3037 | save_and_enable_current_matrix (struct frame *f) |
3038 | { | |
3039 | int i; | |
3040 | struct glyph_matrix *saved = xzalloc (sizeof *saved); | |
3041 | saved->nrows = f->current_matrix->nrows; | |
3042 | saved->rows = xzalloc (saved->nrows * sizeof *saved->rows); | |
3043 | ||
3044 | for (i = 0; i < saved->nrows; ++i) | |
3045 | { | |
3046 | struct glyph_row *from = f->current_matrix->rows + i; | |
3047 | struct glyph_row *to = saved->rows + i; | |
3048 | ptrdiff_t nbytes = from->used[TEXT_AREA] * sizeof (struct glyph); | |
3049 | ||
3050 | to->glyphs[TEXT_AREA] = xmalloc (nbytes); | |
3051 | memcpy (to->glyphs[TEXT_AREA], from->glyphs[TEXT_AREA], nbytes); | |
3052 | to->used[TEXT_AREA] = from->used[TEXT_AREA]; | |
3053 | /* Make sure every row is enabled, or else update_frame will not | |
3054 | redraw them. (Rows that are identical to what is already on | |
3055 | screen will not be redrawn anyway.) */ | |
96c06863 | 3056 | to->enabled_p = true; |
f34729ea | 3057 | to->hash = from->hash; |
f34729ea EZ |
3058 | } |
3059 | ||
3060 | return saved; | |
3061 | } | |
3062 | ||
141f1ff7 EZ |
3063 | /* Restore the contents of frame F's desired frame matrix from SAVED, |
3064 | and free memory associated with SAVED. */ | |
b5e9cbb6 | 3065 | |
141f1ff7 EZ |
3066 | static void |
3067 | restore_desired_matrix (struct frame *f, struct glyph_matrix *saved) | |
3068 | { | |
3069 | int i; | |
3070 | ||
3071 | for (i = 0; i < saved->nrows; ++i) | |
3072 | { | |
3073 | struct glyph_row *from = saved->rows + i; | |
3074 | struct glyph_row *to = f->desired_matrix->rows + i; | |
3075 | ptrdiff_t nbytes = from->used[TEXT_AREA] * sizeof (struct glyph); | |
3076 | ||
96114a30 | 3077 | eassert (to->glyphs[TEXT_AREA] != from->glyphs[TEXT_AREA]); |
141f1ff7 EZ |
3078 | memcpy (to->glyphs[TEXT_AREA], from->glyphs[TEXT_AREA], nbytes); |
3079 | to->used[TEXT_AREA] = from->used[TEXT_AREA]; | |
fa93733d EZ |
3080 | to->enabled_p = from->enabled_p; |
3081 | to->hash = from->hash; | |
141f1ff7 | 3082 | } |
141f1ff7 EZ |
3083 | } |
3084 | ||
3085 | static void | |
3086 | free_saved_screen (struct glyph_matrix *saved) | |
3087 | { | |
3088 | int i; | |
3089 | ||
3090 | if (!saved) | |
caecb91c | 3091 | return; /* Already freed! */ |
141f1ff7 EZ |
3092 | |
3093 | for (i = 0; i < saved->nrows; ++i) | |
3094 | { | |
3095 | struct glyph_row *from = saved->rows + i; | |
3096 | ||
3097 | xfree (from->glyphs[TEXT_AREA]); | |
141f1ff7 EZ |
3098 | } |
3099 | ||
3100 | xfree (saved->rows); | |
3101 | xfree (saved); | |
3102 | } | |
3103 | ||
3104 | /* Update the display of frame F from its saved contents. */ | |
3105 | static void | |
3106 | screen_update (struct frame *f, struct glyph_matrix *mtx) | |
3107 | { | |
3108 | restore_desired_matrix (f, mtx); | |
3109 | update_frame_with_menu (f); | |
3110 | } | |
3111 | ||
ccd4a783 EZ |
3112 | typedef enum { |
3113 | MI_QUIT_MENU = -1, | |
3114 | MI_CONTINUE = 0, | |
3115 | MI_ITEM_SELECTED = 1, | |
3116 | MI_NEXT_ITEM = 2, | |
3117 | MI_PREV_ITEM = 3, | |
3118 | MI_SCROLL_FORWARD = 4, | |
3119 | MI_SCROLL_BACK = 5 | |
3120 | } mi_result; | |
0de83597 | 3121 | |
ccd4a783 EZ |
3122 | /* Read user input and return X and Y coordinates where that input |
3123 | puts us. We only consider mouse movement and click events, and | |
3124 | keyboard movement commands; the rest are ignored. */ | |
3125 | static mi_result | |
df782309 EZ |
3126 | read_menu_input (struct frame *sf, int *x, int *y, int min_y, int max_y, |
3127 | bool *first_time) | |
141f1ff7 | 3128 | { |
ffc3882f EZ |
3129 | if (*first_time) |
3130 | { | |
3131 | *first_time = false; | |
3132 | sf->mouse_moved = 1; | |
ffc3882f | 3133 | } |
afd8eb2c | 3134 | else |
141f1ff7 | 3135 | { |
7ace9265 | 3136 | Lisp_Object cmd; |
798aef02 | 3137 | bool usable_input = 1; |
ccd4a783 | 3138 | mi_result st = MI_CONTINUE; |
f34729ea | 3139 | struct tty_display_info *tty = FRAME_TTY (sf); |
e648f699 | 3140 | Lisp_Object saved_mouse_tracking = do_mouse_tracking; |
f0177f86 | 3141 | |
f34729ea EZ |
3142 | /* Signal the keyboard reading routines we are displaying a menu |
3143 | on this terminal. */ | |
3144 | tty->showing_menu = 1; | |
e648f699 EZ |
3145 | /* We want mouse movements be reported by read_menu_command. */ |
3146 | do_mouse_tracking = Qt; | |
7ace9265 EZ |
3147 | do { |
3148 | cmd = read_menu_command (); | |
e648f699 | 3149 | } while (NILP (cmd)); |
f34729ea | 3150 | tty->showing_menu = 0; |
e648f699 | 3151 | do_mouse_tracking = saved_mouse_tracking; |
7ace9265 | 3152 | |
e96f7bf1 EZ |
3153 | if (EQ (cmd, Qt) || EQ (cmd, Qtty_menu_exit) |
3154 | /* If some input switched frames under our feet, exit the | |
3155 | menu, since the menu faces are no longer valid, and the | |
3156 | menu is no longer relevant anyway. */ | |
3157 | || sf != SELECTED_FRAME ()) | |
ccd4a783 | 3158 | return MI_QUIT_MENU; |
e648f699 | 3159 | if (EQ (cmd, Qtty_menu_mouse_movement)) |
3b158d11 | 3160 | mouse_get_xy (x, y); |
e648f699 | 3161 | else if (EQ (cmd, Qtty_menu_next_menu)) |
4a48e94d EZ |
3162 | { |
3163 | usable_input = 0; | |
ccd4a783 | 3164 | st = MI_NEXT_ITEM; |
4a48e94d | 3165 | } |
df782309 | 3166 | else if (EQ (cmd, Qtty_menu_prev_menu)) |
4a48e94d EZ |
3167 | { |
3168 | usable_input = 0; | |
ccd4a783 | 3169 | st = MI_PREV_ITEM; |
4a48e94d | 3170 | } |
df782309 EZ |
3171 | else if (EQ (cmd, Qtty_menu_next_item)) |
3172 | { | |
3173 | if (*y < max_y) | |
3174 | *y += 1; | |
052bac0b | 3175 | else |
ccd4a783 | 3176 | st = MI_SCROLL_FORWARD; |
df782309 EZ |
3177 | } |
3178 | else if (EQ (cmd, Qtty_menu_prev_item)) | |
3179 | { | |
3180 | if (*y > min_y) | |
3181 | *y -= 1; | |
052bac0b | 3182 | else |
ccd4a783 | 3183 | st = MI_SCROLL_BACK; |
df782309 EZ |
3184 | } |
3185 | else if (EQ (cmd, Qtty_menu_select)) | |
ccd4a783 | 3186 | st = MI_ITEM_SELECTED; |
df782309 | 3187 | else if (!EQ (cmd, Qtty_menu_ignore)) |
e648f699 | 3188 | usable_input = 0; |
f0177f86 EZ |
3189 | if (usable_input) |
3190 | sf->mouse_moved = 1; | |
0de83597 | 3191 | return st; |
141f1ff7 | 3192 | } |
ccd4a783 | 3193 | return MI_CONTINUE; |
141f1ff7 EZ |
3194 | } |
3195 | ||
3196 | /* Display menu, wait for user's response, and return that response. */ | |
4a48e94d | 3197 | static int |
b5e9cbb6 EZ |
3198 | tty_menu_activate (tty_menu *menu, int *pane, int *selidx, |
3199 | int x0, int y0, char **txt, | |
4a48e94d | 3200 | void (*help_callback)(char const *, int, int), |
798aef02 | 3201 | bool kbd_navigation) |
b5e9cbb6 EZ |
3202 | { |
3203 | struct tty_menu_state *state; | |
798aef02 PE |
3204 | int statecount, x, y, i; |
3205 | bool leave, onepane; | |
3b158d11 | 3206 | int result IF_LINT (= 0); |
caecb91c | 3207 | int title_faces[4]; /* Face to display the menu title. */ |
b5e9cbb6 EZ |
3208 | int faces[4], buffers_num_deleted = 0; |
3209 | struct frame *sf = SELECTED_FRAME (); | |
28a16449 | 3210 | struct tty_display_info *tty = FRAME_TTY (sf); |
ffc3882f | 3211 | bool first_time; |
3b158d11 | 3212 | Lisp_Object selectface; |
ccd4a783 | 3213 | int first_item = 0; |
a55ea27f | 3214 | int col, row; |
b5e9cbb6 EZ |
3215 | |
3216 | /* Don't allow non-positive x0 and y0, lest the menu will wrap | |
3217 | around the display. */ | |
3218 | if (x0 <= 0) | |
3219 | x0 = 1; | |
3220 | if (y0 <= 0) | |
3221 | y0 = 1; | |
3222 | ||
b5e9cbb6 | 3223 | state = alloca (menu->panecount * sizeof (struct tty_menu_state)); |
141f1ff7 | 3224 | memset (state, 0, sizeof (*state)); |
b5e9cbb6 EZ |
3225 | faces[0] |
3226 | = lookup_derived_face (sf, intern ("tty-menu-disabled-face"), | |
3227 | DEFAULT_FACE_ID, 1); | |
3228 | faces[1] | |
3229 | = lookup_derived_face (sf, intern ("tty-menu-enabled-face"), | |
3230 | DEFAULT_FACE_ID, 1); | |
3231 | selectface = intern ("tty-menu-selected-face"); | |
3232 | faces[2] = lookup_derived_face (sf, selectface, | |
3233 | faces[0], 1); | |
3234 | faces[3] = lookup_derived_face (sf, selectface, | |
3235 | faces[1], 1); | |
3236 | ||
3237 | /* Make sure the menu title is always displayed with | |
50a5f95e | 3238 | `tty-menu-selected-face', no matter where the mouse pointer is. */ |
b5e9cbb6 EZ |
3239 | for (i = 0; i < 4; i++) |
3240 | title_faces[i] = faces[3]; | |
3241 | ||
3242 | statecount = 1; | |
3243 | ||
3244 | /* Don't let the title for the "Buffers" popup menu include a | |
3245 | digit (which is ugly). | |
3246 | ||
3247 | This is a terrible kludge, but I think the "Buffers" case is | |
3248 | the only one where the title includes a number, so it doesn't | |
3249 | seem to be necessary to make this more general. */ | |
3250 | if (strncmp (menu->text[0], "Buffers 1", 9) == 0) | |
3251 | { | |
3252 | menu->text[0][7] = '\0'; | |
3253 | buffers_num_deleted = 1; | |
3254 | } | |
3255 | ||
141f1ff7 EZ |
3256 | /* Force update of the current frame, so that the desired and the |
3257 | current matrices are identical. */ | |
3258 | update_frame_with_menu (sf); | |
b5e9cbb6 | 3259 | state[0].menu = menu; |
f34729ea | 3260 | state[0].screen_behind = save_and_enable_current_matrix (sf); |
b5e9cbb6 | 3261 | |
ffc3882f EZ |
3262 | /* Display the menu title. We subtract 1 from x0 and y0 because we |
3263 | want to interpret them as zero-based column and row coordinates, | |
3264 | and also because we want the first item of the menu, not its | |
3265 | title, to appear at x0,y0. */ | |
ccd4a783 | 3266 | tty_menu_display (menu, x0 - 1, y0 - 1, 1, title_faces, x0 - 1, y0 - 1, 0, 0); |
6270e29e EZ |
3267 | |
3268 | /* Turn off the cursor. Otherwise it shows through the menu | |
3269 | panes, which is ugly. */ | |
28c05b69 EZ |
3270 | col = cursorX (tty); |
3271 | row = cursorY (tty); | |
6270e29e | 3272 | tty_hide_cursor (tty); |
28c05b69 | 3273 | |
b5e9cbb6 EZ |
3274 | if (buffers_num_deleted) |
3275 | menu->text[0][7] = ' '; | |
798aef02 PE |
3276 | onepane = menu->count == 1 && menu->submenu[0]; |
3277 | if (onepane) | |
b5e9cbb6 EZ |
3278 | { |
3279 | menu->width = menu->submenu[0]->width; | |
3280 | state[0].menu = menu->submenu[0]; | |
3281 | } | |
3282 | else | |
3283 | { | |
3284 | state[0].menu = menu; | |
3285 | } | |
3286 | state[0].x = x0 - 1; | |
3287 | state[0].y = y0; | |
3288 | state[0].pane = onepane; | |
3289 | ||
141f1ff7 EZ |
3290 | x = state[0].x; |
3291 | y = state[0].y; | |
ffc3882f | 3292 | first_time = true; |
141f1ff7 | 3293 | |
b5e9cbb6 EZ |
3294 | leave = 0; |
3295 | while (!leave) | |
3296 | { | |
ccd4a783 | 3297 | mi_result input_status; |
48621e69 | 3298 | int min_y = state[0].y; |
052bac0b | 3299 | int max_y = min (min_y + state[0].menu->count, FRAME_LINES (sf) - 1) - 1; |
e7873136 | 3300 | |
df782309 | 3301 | input_status = read_menu_input (sf, &x, &y, min_y, max_y, &first_time); |
f0177f86 EZ |
3302 | if (input_status) |
3303 | { | |
4a48e94d | 3304 | leave = 1; |
ccd4a783 | 3305 | switch (input_status) |
824682ea | 3306 | { |
ccd4a783 | 3307 | case MI_QUIT_MENU: |
824682ea EZ |
3308 | /* Remove the last help-echo, so that it doesn't |
3309 | re-appear after "Quit". */ | |
3310 | show_help_echo (Qnil, Qnil, Qnil, Qnil); | |
3311 | result = TTYM_NO_SELECT; | |
ccd4a783 EZ |
3312 | break; |
3313 | case MI_NEXT_ITEM: | |
4a48e94d EZ |
3314 | if (kbd_navigation) |
3315 | result = TTYM_NEXT; | |
3316 | else | |
3317 | leave = 0; | |
ccd4a783 EZ |
3318 | break; |
3319 | case MI_PREV_ITEM: | |
4a48e94d EZ |
3320 | if (kbd_navigation) |
3321 | result = TTYM_PREV; | |
3322 | else | |
3323 | leave = 0; | |
ccd4a783 EZ |
3324 | break; |
3325 | case MI_SCROLL_FORWARD: | |
3326 | if (y - min_y == state[0].menu->count - 1 - first_item) | |
3327 | { | |
3328 | y = min_y; | |
3329 | first_item = 0; | |
3330 | } | |
3331 | else | |
3332 | first_item++; | |
3333 | leave = 0; | |
3334 | break; | |
3335 | case MI_SCROLL_BACK: | |
3336 | if (first_item == 0) | |
3337 | { | |
3338 | y = max_y; | |
3339 | first_item = state[0].menu->count - 1 - (y - min_y); | |
3340 | } | |
3341 | else | |
3342 | first_item--; | |
3343 | leave = 0; | |
3344 | break; | |
3345 | default: | |
3346 | /* MI_ITEM_SELECTED is handled below, so nothing to do. */ | |
3347 | break; | |
4a48e94d | 3348 | } |
f0177f86 | 3349 | } |
ccd4a783 | 3350 | if (sf->mouse_moved && input_status != MI_QUIT_MENU) |
b5e9cbb6 EZ |
3351 | { |
3352 | sf->mouse_moved = 0; | |
3353 | result = TTYM_IA_SELECT; | |
b5e9cbb6 EZ |
3354 | for (i = 0; i < statecount; i++) |
3355 | if (state[i].x <= x && x < state[i].x + state[i].menu->width + 2) | |
3356 | { | |
ccd4a783 | 3357 | int dy = y - state[i].y + first_item; |
b5e9cbb6 EZ |
3358 | if (0 <= dy && dy < state[i].menu->count) |
3359 | { | |
3360 | if (!state[i].menu->submenu[dy]) | |
3361 | { | |
3362 | if (state[i].menu->panenumber[dy]) | |
3363 | result = TTYM_SUCCESS; | |
3364 | else | |
3365 | result = TTYM_IA_SELECT; | |
3366 | } | |
3367 | *pane = state[i].pane - 1; | |
3368 | *selidx = dy; | |
3369 | /* We hit some part of a menu, so drop extra menus that | |
3370 | have been opened. That does not include an open and | |
3371 | active submenu. */ | |
3372 | if (i != statecount - 2 | |
caecb91c | 3373 | || state[i].menu->submenu[dy] != state[i + 1].menu) |
b5e9cbb6 EZ |
3374 | while (i != statecount - 1) |
3375 | { | |
3376 | statecount--; | |
e7873136 | 3377 | screen_update (sf, state[statecount].screen_behind); |
141f1ff7 | 3378 | state[statecount].screen_behind = NULL; |
b5e9cbb6 EZ |
3379 | } |
3380 | if (i == statecount - 1 && state[i].menu->submenu[dy]) | |
3381 | { | |
3382 | tty_menu_display (state[i].menu, | |
b5e9cbb6 | 3383 | state[i].x, |
ffc3882f | 3384 | state[i].y, |
b5e9cbb6 | 3385 | state[i].pane, |
ccd4a783 | 3386 | faces, x, y, first_item, 1); |
b5e9cbb6 EZ |
3387 | state[statecount].menu = state[i].menu->submenu[dy]; |
3388 | state[statecount].pane = state[i].menu->panenumber[dy]; | |
141f1ff7 | 3389 | state[statecount].screen_behind |
f34729ea | 3390 | = save_and_enable_current_matrix (sf); |
b5e9cbb6 EZ |
3391 | state[statecount].x |
3392 | = state[i].x + state[i].menu->width + 2; | |
3393 | state[statecount].y = y; | |
3394 | statecount++; | |
3395 | } | |
3396 | } | |
3397 | } | |
3398 | tty_menu_display (state[statecount - 1].menu, | |
b5e9cbb6 | 3399 | state[statecount - 1].x, |
ffc3882f | 3400 | state[statecount - 1].y, |
b5e9cbb6 | 3401 | state[statecount - 1].pane, |
ccd4a783 | 3402 | faces, x, y, first_item, 1); |
6270e29e EZ |
3403 | tty_hide_cursor (tty); |
3404 | fflush (tty->output); | |
a55ea27f EZ |
3405 | /* The call to display help-echo below will move the cursor, |
3406 | so remember its current position as computed by | |
3407 | tty_menu_display. */ | |
3408 | col = cursorX (tty); | |
3409 | row = cursorY (tty); | |
b5e9cbb6 | 3410 | } |
824682ea EZ |
3411 | |
3412 | /* Display the help-echo message for the currently-selected menu | |
3413 | item. */ | |
3414 | if ((menu_help_message || prev_menu_help_message) | |
3415 | && menu_help_message != prev_menu_help_message) | |
b5e9cbb6 | 3416 | { |
824682ea EZ |
3417 | help_callback (menu_help_message, |
3418 | menu_help_paneno, menu_help_itemno); | |
a55ea27f EZ |
3419 | /* Move the cursor to the beginning of the current menu |
3420 | item, so that screen readers and other accessibility aids | |
3421 | know where the active region is. */ | |
28c05b69 | 3422 | cursor_to (sf, row, col); |
824682ea | 3423 | tty_hide_cursor (tty); |
6270e29e | 3424 | fflush (tty->output); |
824682ea | 3425 | prev_menu_help_message = menu_help_message; |
b5e9cbb6 | 3426 | } |
b5e9cbb6 EZ |
3427 | } |
3428 | ||
ffc3882f | 3429 | sf->mouse_moved = 0; |
141f1ff7 | 3430 | screen_update (sf, state[0].screen_behind); |
b5e9cbb6 | 3431 | while (statecount--) |
141f1ff7 | 3432 | free_saved_screen (state[statecount].screen_behind); |
caecb91c | 3433 | tty_show_cursor (tty); /* Turn cursor back on. */ |
9f6a18d2 | 3434 | fflush (tty->output); |
28a16449 EZ |
3435 | |
3436 | /* Clean up any mouse events that are waiting inside Emacs event queue. | |
b5e9cbb6 EZ |
3437 | These events are likely to be generated before the menu was even |
3438 | displayed, probably because the user pressed and released the button | |
3439 | (which invoked the menu) too quickly. If we don't remove these events, | |
3440 | Emacs will process them after we return and surprise the user. */ | |
3441 | discard_mouse_events (); | |
e7873136 | 3442 | if (!kbd_buffer_events_waiting ()) |
b5e9cbb6 | 3443 | clear_input_pending (); |
b5e9cbb6 EZ |
3444 | return result; |
3445 | } | |
3446 | ||
3447 | /* Dispose of a menu. */ | |
3448 | ||
3b158d11 | 3449 | static void |
b5e9cbb6 EZ |
3450 | tty_menu_destroy (tty_menu *menu) |
3451 | { | |
3452 | int i; | |
3453 | if (menu->allocated) | |
3454 | { | |
3455 | for (i = 0; i < menu->count; i++) | |
3456 | if (menu->submenu[i]) | |
3457 | tty_menu_destroy (menu->submenu[i]); | |
3458 | xfree (menu->text); | |
3459 | xfree (menu->submenu); | |
3460 | xfree (menu->panenumber); | |
3461 | xfree (menu->help_text); | |
3462 | } | |
3463 | xfree (menu); | |
3464 | menu_help_message = prev_menu_help_message = NULL; | |
3465 | } | |
3466 | ||
e7873136 EZ |
3467 | /* Show help HELP_STRING, or clear help if HELP_STRING is null. |
3468 | ||
3469 | PANE is the pane number, and ITEM is the menu item number in | |
5cbcc455 | 3470 | the menu (currently not used). */ |
e7873136 EZ |
3471 | |
3472 | static void | |
3473 | tty_menu_help_callback (char const *help_string, int pane, int item) | |
3474 | { | |
3475 | Lisp_Object *first_item; | |
3476 | Lisp_Object pane_name; | |
3477 | Lisp_Object menu_object; | |
3478 | ||
91f2d272 | 3479 | first_item = XVECTOR (menu_items)->contents; |
e7873136 EZ |
3480 | if (EQ (first_item[0], Qt)) |
3481 | pane_name = first_item[MENU_ITEMS_PANE_NAME]; | |
3482 | else if (EQ (first_item[0], Qquote)) | |
3483 | /* This shouldn't happen, see xmenu_show. */ | |
3484 | pane_name = empty_unibyte_string; | |
3485 | else | |
3486 | pane_name = first_item[MENU_ITEMS_ITEM_NAME]; | |
3487 | ||
3488 | /* (menu-item MENU-NAME PANE-NUMBER) */ | |
3489 | menu_object = list3 (Qmenu_item, pane_name, make_number (pane)); | |
3490 | show_help_echo (help_string ? build_string (help_string) : Qnil, | |
3491 | Qnil, menu_object, make_number (item)); | |
3492 | } | |
3493 | ||
3494 | static void | |
3495 | tty_pop_down_menu (Lisp_Object arg) | |
3496 | { | |
3497 | tty_menu *menu = XSAVE_POINTER (arg, 0); | |
3498 | ||
3499 | block_input (); | |
3500 | tty_menu_destroy (menu); | |
3501 | unblock_input (); | |
3502 | } | |
3503 | ||
4a48e94d EZ |
3504 | /* Return the zero-based index of the last menu-bar item on frame F. */ |
3505 | static int | |
3506 | tty_menu_last_menubar_item (struct frame *f) | |
3507 | { | |
3508 | int i = 0; | |
3509 | ||
3510 | eassert (FRAME_TERMCAP_P (f) && FRAME_LIVE_P (f)); | |
3511 | if (FRAME_TERMCAP_P (f) && FRAME_LIVE_P (f)) | |
3512 | { | |
3513 | Lisp_Object items = FRAME_MENU_BAR_ITEMS (f); | |
3514 | ||
3515 | while (i < ASIZE (items)) | |
3516 | { | |
3517 | Lisp_Object str; | |
3518 | ||
3519 | str = AREF (items, i + 1); | |
3520 | if (NILP (str)) | |
3521 | break; | |
3522 | i += 4; | |
3523 | } | |
caecb91c | 3524 | i -= 4; /* Went one too far! */ |
4a48e94d EZ |
3525 | } |
3526 | return i; | |
3527 | } | |
3528 | ||
3529 | /* Find in frame F's menu bar the menu item that is next or previous | |
3530 | to the item at X/Y, and return that item's position in X/Y. WHICH | |
3531 | says which one--next or previous--item to look for. X and Y are | |
3532 | measured in character cells. This should only be called on TTY | |
3533 | frames. */ | |
3534 | static void | |
3535 | tty_menu_new_item_coords (struct frame *f, int which, int *x, int *y) | |
3536 | { | |
3537 | eassert (FRAME_TERMCAP_P (f) && FRAME_LIVE_P (f)); | |
3538 | if (FRAME_TERMCAP_P (f) && FRAME_LIVE_P (f)) | |
3539 | { | |
3540 | Lisp_Object items = FRAME_MENU_BAR_ITEMS (f); | |
3541 | int last_i = tty_menu_last_menubar_item (f); | |
3542 | int i, prev_x; | |
3543 | ||
3544 | /* This loop assumes a single menu-bar line, and will fail to | |
3545 | find an item if it is not in the first line. Note that | |
3546 | make_lispy_event in keyboard.c makes the same assumption. */ | |
3547 | for (i = 0, prev_x = -1; i < ASIZE (items); i += 4) | |
3548 | { | |
3549 | Lisp_Object pos, str; | |
3550 | int ix; | |
3551 | ||
3552 | str = AREF (items, i + 1); | |
3553 | pos = AREF (items, i + 3); | |
3554 | if (NILP (str)) | |
3555 | return; | |
3556 | ix = XINT (pos); | |
3557 | if (ix <= *x | |
3558 | /* We use <= so the blank between 2 items on a TTY is | |
3559 | considered part of the previous item. */ | |
3b158d11 | 3560 | && *x <= ix + menu_item_width (SDATA (str))) |
4a48e94d EZ |
3561 | { |
3562 | /* Found current item. Now compute the X coordinate of | |
3563 | the previous or next item. */ | |
3564 | if (which == TTYM_NEXT) | |
3565 | { | |
3566 | if (i < last_i) | |
3567 | *x = XINT (AREF (items, i + 4 + 3)); | |
3568 | else | |
caecb91c | 3569 | *x = 0; /* Wrap around to the first item. */ |
4a48e94d EZ |
3570 | } |
3571 | else if (prev_x < 0) | |
3572 | { | |
3573 | /* Wrap around to the last item. */ | |
3574 | *x = XINT (AREF (items, last_i + 3)); | |
3575 | } | |
3576 | else | |
3577 | *x = prev_x; | |
3578 | return; | |
3579 | } | |
3580 | prev_x = ix; | |
3581 | } | |
3582 | } | |
3583 | } | |
3584 | ||
5dda54d6 PE |
3585 | #ifndef HAVE_NTGUI |
3586 | static | |
3587 | #endif | |
b5e9cbb6 | 3588 | Lisp_Object |
cfd794af DA |
3589 | tty_menu_show (struct frame *f, int x, int y, int menuflags, |
3590 | Lisp_Object title, const char **error_name) | |
b5e9cbb6 EZ |
3591 | { |
3592 | tty_menu *menu; | |
3593 | int pane, selidx, lpane, status; | |
3594 | Lisp_Object entry, pane_prefix; | |
3595 | char *datap; | |
3596 | int ulx, uly, width, height; | |
4a48e94d | 3597 | int item_x, item_y; |
b5e9cbb6 EZ |
3598 | int dispwidth, dispheight; |
3599 | int i, j, lines, maxlines; | |
3600 | int maxwidth; | |
9428abbf | 3601 | ptrdiff_t specpdl_count; |
b5e9cbb6 | 3602 | |
9428abbf | 3603 | eassert (FRAME_TERMCAP_P (f)); |
b5e9cbb6 EZ |
3604 | |
3605 | *error_name = 0; | |
3606 | if (menu_items_n_panes == 0) | |
3607 | return Qnil; | |
3608 | ||
3609 | if (menu_items_used <= MENU_ITEMS_PANE_LENGTH) | |
3610 | { | |
3611 | *error_name = "Empty menu"; | |
3612 | return Qnil; | |
3613 | } | |
3614 | ||
3615 | /* Make the menu on that window. */ | |
3616 | menu = tty_menu_create (); | |
3617 | if (menu == NULL) | |
3618 | { | |
3619 | *error_name = "Can't create menu"; | |
3620 | return Qnil; | |
3621 | } | |
3622 | ||
3623 | /* Don't GC while we prepare and show the menu, because we give the | |
3624 | menu functions pointers to the contents of strings. */ | |
9428abbf | 3625 | specpdl_count = inhibit_garbage_collection (); |
b5e9cbb6 | 3626 | |
cfd794af DA |
3627 | /* Avoid crashes if, e.g., another client will connect while we |
3628 | are in a menu. */ | |
3629 | temporarily_switch_to_single_kboard (f); | |
3630 | ||
b5e9cbb6 | 3631 | /* Adjust coordinates to be root-window-relative. */ |
4a48e94d EZ |
3632 | item_x = x += f->left_pos; |
3633 | item_y = y += f->top_pos; | |
b5e9cbb6 EZ |
3634 | |
3635 | /* Create all the necessary panes and their items. */ | |
3636 | maxwidth = maxlines = lines = i = 0; | |
3637 | lpane = TTYM_FAILURE; | |
3638 | while (i < menu_items_used) | |
3639 | { | |
dfe3ac02 | 3640 | if (EQ (AREF (menu_items, i), Qt)) |
b5e9cbb6 EZ |
3641 | { |
3642 | /* Create a new pane. */ | |
3643 | Lisp_Object pane_name, prefix; | |
3644 | const char *pane_string; | |
3645 | ||
3646 | maxlines = max (maxlines, lines); | |
3647 | lines = 0; | |
dfe3ac02 EZ |
3648 | pane_name = AREF (menu_items, i + MENU_ITEMS_PANE_NAME); |
3649 | prefix = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); | |
b5e9cbb6 EZ |
3650 | pane_string = (NILP (pane_name) |
3651 | ? "" : SSDATA (pane_name)); | |
cfd794af | 3652 | if ((menuflags & MENU_KEYMAPS) && !NILP (prefix)) |
b5e9cbb6 EZ |
3653 | pane_string++; |
3654 | ||
3655 | lpane = tty_menu_add_pane (menu, pane_string); | |
3656 | if (lpane == TTYM_FAILURE) | |
3657 | { | |
3658 | tty_menu_destroy (menu); | |
3659 | *error_name = "Can't create pane"; | |
9428abbf DA |
3660 | entry = Qnil; |
3661 | goto tty_menu_end; | |
b5e9cbb6 EZ |
3662 | } |
3663 | i += MENU_ITEMS_PANE_LENGTH; | |
3664 | ||
3665 | /* Find the width of the widest item in this pane. */ | |
3666 | j = i; | |
3667 | while (j < menu_items_used) | |
3668 | { | |
3669 | Lisp_Object item; | |
dfe3ac02 | 3670 | item = AREF (menu_items, j); |
b5e9cbb6 EZ |
3671 | if (EQ (item, Qt)) |
3672 | break; | |
3673 | if (NILP (item)) | |
3674 | { | |
3675 | j++; | |
3676 | continue; | |
3677 | } | |
3678 | width = SBYTES (item); | |
3679 | if (width > maxwidth) | |
3680 | maxwidth = width; | |
3681 | ||
3682 | j += MENU_ITEMS_ITEM_LENGTH; | |
3683 | } | |
3684 | } | |
3685 | /* Ignore a nil in the item list. | |
3686 | It's meaningful only for dialog boxes. */ | |
dfe3ac02 | 3687 | else if (EQ (AREF (menu_items, i), Qquote)) |
b5e9cbb6 EZ |
3688 | i += 1; |
3689 | else | |
3690 | { | |
3691 | /* Create a new item within current pane. */ | |
3692 | Lisp_Object item_name, enable, descrip, help; | |
3693 | char *item_data; | |
3694 | char const *help_string; | |
3695 | ||
dfe3ac02 EZ |
3696 | item_name = AREF (menu_items, i + MENU_ITEMS_ITEM_NAME); |
3697 | enable = AREF (menu_items, i + MENU_ITEMS_ITEM_ENABLE); | |
3698 | descrip = AREF (menu_items, i + MENU_ITEMS_ITEM_EQUIV_KEY); | |
3699 | help = AREF (menu_items, i + MENU_ITEMS_ITEM_HELP); | |
b5e9cbb6 EZ |
3700 | help_string = STRINGP (help) ? SSDATA (help) : NULL; |
3701 | ||
3702 | if (!NILP (descrip)) | |
3703 | { | |
caecb91c | 3704 | /* If alloca is fast, use that to make the space, |
b5e9cbb6 EZ |
3705 | to reduce gc needs. */ |
3706 | item_data = (char *) alloca (maxwidth + SBYTES (descrip) + 1); | |
3707 | memcpy (item_data, SSDATA (item_name), SBYTES (item_name)); | |
3708 | for (j = SCHARS (item_name); j < maxwidth; j++) | |
3709 | item_data[j] = ' '; | |
3710 | memcpy (item_data + j, SSDATA (descrip), SBYTES (descrip)); | |
3711 | item_data[j + SBYTES (descrip)] = 0; | |
3712 | } | |
3713 | else | |
3714 | item_data = SSDATA (item_name); | |
3715 | ||
3716 | if (lpane == TTYM_FAILURE | |
798aef02 PE |
3717 | || (! tty_menu_add_selection (menu, lpane, item_data, |
3718 | !NILP (enable), help_string))) | |
b5e9cbb6 EZ |
3719 | { |
3720 | tty_menu_destroy (menu); | |
3721 | *error_name = "Can't add selection to menu"; | |
9428abbf DA |
3722 | entry = Qnil; |
3723 | goto tty_menu_end; | |
b5e9cbb6 EZ |
3724 | } |
3725 | i += MENU_ITEMS_ITEM_LENGTH; | |
3726 | lines++; | |
3727 | } | |
3728 | } | |
3729 | ||
3730 | maxlines = max (maxlines, lines); | |
3731 | ||
3732 | /* All set and ready to fly. */ | |
3733 | dispwidth = f->text_cols; | |
3734 | dispheight = f->text_lines; | |
3735 | x = min (x, dispwidth); | |
3736 | y = min (y, dispheight); | |
3737 | x = max (x, 1); | |
3738 | y = max (y, 1); | |
3739 | tty_menu_locate (menu, x, y, &ulx, &uly, &width, &height); | |
9428abbf | 3740 | if (ulx + width > dispwidth) |
b5e9cbb6 EZ |
3741 | { |
3742 | x -= (ulx + width) - dispwidth; | |
3743 | ulx = dispwidth - width; | |
3744 | } | |
9428abbf | 3745 | if (uly + height > dispheight) |
b5e9cbb6 EZ |
3746 | { |
3747 | y -= (uly + height) - dispheight; | |
3748 | uly = dispheight - height; | |
3749 | } | |
3750 | ||
caecb91c | 3751 | if (FRAME_HAS_MINIBUF_P (f) && uly + height > dispheight - 2) |
b5e9cbb6 EZ |
3752 | { |
3753 | /* Move the menu away of the echo area, to avoid overwriting the | |
3754 | menu with help echo messages or vice versa. */ | |
3755 | if (BUFFERP (echo_area_buffer[0]) && WINDOWP (echo_area_window)) | |
3756 | { | |
df782309 EZ |
3757 | y -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)) + 1; |
3758 | uly -= WINDOW_TOTAL_LINES (XWINDOW (echo_area_window)) + 1; | |
b5e9cbb6 EZ |
3759 | } |
3760 | else | |
3761 | { | |
df782309 EZ |
3762 | y -= 2; |
3763 | uly -= 2; | |
b5e9cbb6 EZ |
3764 | } |
3765 | } | |
3766 | ||
3767 | if (ulx < 0) x -= ulx; | |
3768 | if (uly < 0) y -= uly; | |
3769 | ||
a01f89af EZ |
3770 | #if 0 |
3771 | /* This code doesn't make sense on a TTY, since it can easily annul | |
3772 | the adjustments above that carefully avoid truncation of the menu | |
5cbcc455 EZ |
3773 | items. I think it was written to fix some problem that only |
3774 | happens on X11. */ | |
b5e9cbb6 EZ |
3775 | if (! for_click) |
3776 | { | |
3777 | /* If position was not given by a mouse click, adjust so upper left | |
3778 | corner of the menu as a whole ends up at given coordinates. This | |
3779 | is what x-popup-menu says in its documentation. */ | |
caecb91c SM |
3780 | x += width / 2; |
3781 | y += 1.5 * height / (maxlines + 2); | |
b5e9cbb6 | 3782 | } |
a01f89af | 3783 | #endif |
b5e9cbb6 EZ |
3784 | |
3785 | pane = selidx = 0; | |
3786 | ||
e7873136 | 3787 | record_unwind_protect (tty_pop_down_menu, make_save_ptr (menu)); |
b5e9cbb6 | 3788 | |
df782309 EZ |
3789 | specbind (Qoverriding_terminal_local_map, |
3790 | Fsymbol_value (Qtty_menu_navigation_map)); | |
b5e9cbb6 | 3791 | status = tty_menu_activate (menu, &pane, &selidx, x, y, &datap, |
cfd794af DA |
3792 | tty_menu_help_callback, |
3793 | menuflags & MENU_KBD_NAVIGATION); | |
b5e9cbb6 EZ |
3794 | entry = pane_prefix = Qnil; |
3795 | ||
3796 | switch (status) | |
3797 | { | |
3798 | case TTYM_SUCCESS: | |
3799 | /* Find the item number SELIDX in pane number PANE. */ | |
3800 | i = 0; | |
3801 | while (i < menu_items_used) | |
3802 | { | |
dfe3ac02 | 3803 | if (EQ (AREF (menu_items, i), Qt)) |
b5e9cbb6 EZ |
3804 | { |
3805 | if (pane == 0) | |
3806 | pane_prefix | |
dfe3ac02 | 3807 | = AREF (menu_items, i + MENU_ITEMS_PANE_PREFIX); |
b5e9cbb6 EZ |
3808 | pane--; |
3809 | i += MENU_ITEMS_PANE_LENGTH; | |
3810 | } | |
3811 | else | |
3812 | { | |
3813 | if (pane == -1) | |
3814 | { | |
3815 | if (selidx == 0) | |
3816 | { | |
3817 | entry | |
dfe3ac02 | 3818 | = AREF (menu_items, i + MENU_ITEMS_ITEM_VALUE); |
cfd794af | 3819 | if (menuflags & MENU_KEYMAPS) |
b5e9cbb6 EZ |
3820 | { |
3821 | entry = Fcons (entry, Qnil); | |
3822 | if (!NILP (pane_prefix)) | |
3823 | entry = Fcons (pane_prefix, entry); | |
3824 | } | |
3825 | break; | |
3826 | } | |
3827 | selidx--; | |
3828 | } | |
3829 | i += MENU_ITEMS_ITEM_LENGTH; | |
3830 | } | |
3831 | } | |
3832 | break; | |
3833 | ||
4a48e94d EZ |
3834 | case TTYM_NEXT: |
3835 | case TTYM_PREV: | |
3836 | tty_menu_new_item_coords (f, status, &item_x, &item_y); | |
3837 | entry = Fcons (make_number (item_x), make_number (item_y)); | |
3838 | break; | |
3839 | ||
b5e9cbb6 EZ |
3840 | case TTYM_FAILURE: |
3841 | *error_name = "Can't activate menu"; | |
3842 | case TTYM_IA_SELECT: | |
3843 | break; | |
3844 | case TTYM_NO_SELECT: | |
e96f7bf1 EZ |
3845 | /* If the selected frame was changed while we displayed a menu, |
3846 | throw to top level in order to undo any temporary settings | |
3847 | made by TTY menu code. */ | |
3848 | if (f != SELECTED_FRAME ()) | |
3849 | Ftop_level (); | |
b5e9cbb6 EZ |
3850 | /* Make "Cancel" equivalent to C-g unless FOR_CLICK (which means |
3851 | the menu was invoked with a mouse event as POSITION). */ | |
cfd794af | 3852 | if (!(menuflags & MENU_FOR_CLICK)) |
b5e9cbb6 EZ |
3853 | Fsignal (Qquit, Qnil); |
3854 | break; | |
3855 | } | |
3856 | ||
9428abbf | 3857 | tty_menu_end: |
b5e9cbb6 | 3858 | |
9428abbf | 3859 | unbind_to (specpdl_count, Qnil); |
b5e9cbb6 EZ |
3860 | return entry; |
3861 | } | |
3862 | ||
7cdf484b | 3863 | #endif /* !MSDOS */ |
b5e9cbb6 EZ |
3864 | |
3865 | \f | |
89ba96f4 | 3866 | #ifndef MSDOS |
a168702a GM |
3867 | /*********************************************************************** |
3868 | Initialization | |
3869 | ***********************************************************************/ | |
3870 | ||
ed8dad6b | 3871 | /* Initialize the tty-dependent part of frame F. The frame must |
7cdf484b | 3872 | already have its device initialized. */ |
3224dac1 | 3873 | |
dfcf069d | 3874 | void |
ed8dad6b | 3875 | create_tty_output (struct frame *f) |
28d440ab | 3876 | { |
38182d90 | 3877 | struct tty_output *t = xzalloc (sizeof *t); |
ed8dad6b | 3878 | |
9c253307 | 3879 | eassert (FRAME_TERMCAP_P (f)); |
428a555e | 3880 | |
6ed8eeff | 3881 | t->display_info = FRAME_TERMINAL (f)->display_info.tty; |
bedb9c0e | 3882 | |
ed8dad6b | 3883 | f->output_data.tty = t; |
3224dac1 KL |
3884 | } |
3885 | ||
7cdf484b | 3886 | /* Delete frame F's face cache, and its tty-dependent part. */ |
da8e1115 | 3887 | |
ed8dad6b | 3888 | static void |
9f215d25 | 3889 | tty_free_frame_resources (struct frame *f) |
3224dac1 | 3890 | { |
9c253307 | 3891 | eassert (FRAME_TERMCAP_P (f)); |
5a80236f | 3892 | free_frame_faces (f); |
ed8dad6b | 3893 | xfree (f->output_data.tty); |
28d440ab KL |
3894 | } |
3895 | ||
89ba96f4 EZ |
3896 | #else /* MSDOS */ |
3897 | ||
7cdf484b | 3898 | /* Delete frame F's face cache. */ |
89ba96f4 EZ |
3899 | |
3900 | static void | |
3901 | tty_free_frame_resources (struct frame *f) | |
3902 | { | |
9c253307 | 3903 | eassert (FRAME_TERMCAP_P (f) || FRAME_MSDOS_P (f)); |
5a80236f | 3904 | free_frame_faces (f); |
89ba96f4 EZ |
3905 | } |
3906 | #endif /* MSDOS */ | |
ed8dad6b | 3907 | \f |
47cc8819 | 3908 | /* Reset the hooks in TERMINAL. */ |
ed8dad6b | 3909 | |
4a665758 KL |
3910 | static void |
3911 | clear_tty_hooks (struct terminal *terminal) | |
3912 | { | |
3913 | terminal->rif = 0; | |
3914 | terminal->cursor_to_hook = 0; | |
3915 | terminal->raw_cursor_to_hook = 0; | |
3916 | terminal->clear_to_end_hook = 0; | |
3917 | terminal->clear_frame_hook = 0; | |
3918 | terminal->clear_end_of_line_hook = 0; | |
3919 | terminal->ins_del_lines_hook = 0; | |
3920 | terminal->insert_glyphs_hook = 0; | |
3921 | terminal->write_glyphs_hook = 0; | |
3922 | terminal->delete_glyphs_hook = 0; | |
3923 | terminal->ring_bell_hook = 0; | |
3924 | terminal->reset_terminal_modes_hook = 0; | |
3925 | terminal->set_terminal_modes_hook = 0; | |
3926 | terminal->update_begin_hook = 0; | |
3927 | terminal->update_end_hook = 0; | |
3928 | terminal->set_terminal_window_hook = 0; | |
3929 | terminal->mouse_position_hook = 0; | |
3930 | terminal->frame_rehighlight_hook = 0; | |
3931 | terminal->frame_raise_lower_hook = 0; | |
974b73e8 | 3932 | terminal->fullscreen_hook = 0; |
cfd794af | 3933 | terminal->menu_show_hook = 0; |
4a665758 KL |
3934 | terminal->set_vertical_scroll_bar_hook = 0; |
3935 | terminal->condemn_scroll_bars_hook = 0; | |
3936 | terminal->redeem_scroll_bar_hook = 0; | |
3937 | terminal->judge_scroll_bars_hook = 0; | |
3938 | terminal->read_socket_hook = 0; | |
3939 | terminal->frame_up_to_date_hook = 0; | |
3940 | ||
3941 | /* Leave these two set, or suspended frames are not deleted | |
3942 | correctly. */ | |
9f215d25 | 3943 | terminal->delete_frame_hook = &tty_free_frame_resources; |
4a665758 KL |
3944 | terminal->delete_terminal_hook = &delete_tty; |
3945 | } | |
3946 | ||
47cc8819 DN |
3947 | /* Initialize hooks in TERMINAL with the values needed for a tty. */ |
3948 | ||
4a665758 KL |
3949 | static void |
3950 | set_tty_hooks (struct terminal *terminal) | |
3951 | { | |
4a665758 KL |
3952 | terminal->cursor_to_hook = &tty_cursor_to; |
3953 | terminal->raw_cursor_to_hook = &tty_raw_cursor_to; | |
4a665758 KL |
3954 | terminal->clear_to_end_hook = &tty_clear_to_end; |
3955 | terminal->clear_frame_hook = &tty_clear_frame; | |
3956 | terminal->clear_end_of_line_hook = &tty_clear_end_of_line; | |
4a665758 | 3957 | terminal->ins_del_lines_hook = &tty_ins_del_lines; |
4a665758 KL |
3958 | terminal->insert_glyphs_hook = &tty_insert_glyphs; |
3959 | terminal->write_glyphs_hook = &tty_write_glyphs; | |
3960 | terminal->delete_glyphs_hook = &tty_delete_glyphs; | |
4a665758 | 3961 | terminal->ring_bell_hook = &tty_ring_bell; |
4a665758 KL |
3962 | terminal->reset_terminal_modes_hook = &tty_reset_terminal_modes; |
3963 | terminal->set_terminal_modes_hook = &tty_set_terminal_modes; | |
4a665758 | 3964 | terminal->update_end_hook = &tty_update_end; |
cfd794af | 3965 | terminal->menu_show_hook = &tty_menu_show; |
4a665758 | 3966 | terminal->set_terminal_window_hook = &tty_set_terminal_window; |
4a665758 | 3967 | terminal->read_socket_hook = &tty_read_avail_input; /* keyboard.c */ |
9f215d25 | 3968 | terminal->delete_frame_hook = &tty_free_frame_resources; |
4a665758 | 3969 | terminal->delete_terminal_hook = &delete_tty; |
6f1d9822 | 3970 | /* Other hooks are NULL by default. */ |
4a665758 KL |
3971 | } |
3972 | ||
b8956427 | 3973 | /* If FD is the controlling terminal, drop it. */ |
ed8dad6b | 3974 | static void |
03a1d6bd KL |
3975 | dissociate_if_controlling_tty (int fd) |
3976 | { | |
b8956427 PE |
3977 | /* If tcgetpgrp succeeds, fd is the controlling terminal, |
3978 | so dissociate it by invoking setsid. */ | |
908589fd | 3979 | if (tcgetpgrp (fd) >= 0 && setsid () < 0) |
b8956427 PE |
3980 | { |
3981 | #ifdef TIOCNOTTY | |
3982 | /* setsid failed, presumably because Emacs is already a process | |
3983 | group leader. Fall back on the obsolescent way to dissociate | |
3984 | a controlling tty. */ | |
1e952f0a PE |
3985 | sigset_t oldset; |
3986 | block_tty_out_signal (&oldset); | |
b8956427 | 3987 | ioctl (fd, TIOCNOTTY, 0); |
1e952f0a | 3988 | unblock_tty_out_signal (&oldset); |
b8956427 PE |
3989 | #endif |
3990 | } | |
03a1d6bd KL |
3991 | } |
3992 | ||
3224dac1 KL |
3993 | /* Create a termcap display on the tty device with the given name and |
3994 | type. | |
3995 | ||
ab797f65 | 3996 | If NAME is NULL, then use the controlling tty, i.e., "/dev/tty". |
3224dac1 KL |
3997 | Otherwise NAME should be a path to the tty device file, |
3998 | e.g. "/dev/pts/7". | |
28d440ab | 3999 | |
3224dac1 KL |
4000 | TERMINAL_TYPE is the termcap type of the device, e.g. "vt100". |
4001 | ||
a104f656 | 4002 | If MUST_SUCCEED is true, then all errors are fatal. */ |
da8e1115 | 4003 | |
6ed8eeff | 4004 | struct terminal * |
653d4f43 | 4005 | init_tty (const char *name, const char *terminal_type, bool must_succeed) |
08a24c47 | 4006 | { |
1fc8eb33 | 4007 | char *area; |
08a24c47 | 4008 | char **address = &area; |
08a24c47 | 4009 | int status; |
59b3194c KL |
4010 | struct tty_display_info *tty = NULL; |
4011 | struct terminal *terminal = NULL; | |
1e952f0a | 4012 | sigset_t oldset; |
a104f656 | 4013 | bool ctty = false; /* True if asked to open controlling tty. */ |
28d440ab | 4014 | |
3224dac1 | 4015 | if (!terminal_type) |
d31eee5e | 4016 | maybe_fatal (must_succeed, 0, |
3224dac1 KL |
4017 | "Unknown terminal type", |
4018 | "Unknown terminal type"); | |
b6660415 | 4019 | |
ab797f65 | 4020 | if (name == NULL) |
78048085 EZ |
4021 | name = DEV_TTY; |
4022 | if (!strcmp (name, DEV_TTY)) | |
ab797f65 KL |
4023 | ctty = 1; |
4024 | ||
6ed8eeff KL |
4025 | /* If we already have a terminal on the given device, use that. If |
4026 | all such terminals are suspended, create a new one instead. */ | |
a4c6993d | 4027 | /* XXX Perhaps this should be made explicit by having init_tty |
6ed8eeff | 4028 | always create a new terminal and separating terminal and frame |
b6660415 | 4029 | creation on Lisp level. */ |
6ed8eeff KL |
4030 | terminal = get_named_tty (name); |
4031 | if (terminal) | |
4032 | return terminal; | |
78048085 | 4033 | |
6f1d9822 | 4034 | terminal = create_terminal (output_termcap, NULL); |
84704c5c EZ |
4035 | #ifdef MSDOS |
4036 | if (been_here > 0) | |
762b15be | 4037 | maybe_fatal (0, 0, "Attempt to create another terminal %s", "", |
84704c5c EZ |
4038 | name, ""); |
4039 | been_here = 1; | |
4040 | tty = &the_only_display_info; | |
4041 | #else | |
38182d90 | 4042 | tty = xzalloc (sizeof *tty); |
84704c5c | 4043 | #endif |
c650a5de | 4044 | tty->top_frame = Qnil; |
3224dac1 KL |
4045 | tty->next = tty_list; |
4046 | tty_list = tty; | |
428a555e | 4047 | |
6ed8eeff KL |
4048 | terminal->display_info.tty = tty; |
4049 | tty->terminal = terminal; | |
28d440ab | 4050 | |
38182d90 | 4051 | tty->Wcm = xmalloc (sizeof *tty->Wcm); |
7b00d185 | 4052 | Wcm_clear (tty); |
daf01701 | 4053 | |
dce4c2ac DN |
4054 | encode_terminal_src_size = 0; |
4055 | encode_terminal_dst_size = 0; | |
4056 | ||
51b59d79 | 4057 | |
84704c5c | 4058 | #ifndef DOS_NT |
4a665758 | 4059 | set_tty_hooks (terminal); |
78048085 | 4060 | |
59b3194c | 4061 | { |
49cdacda | 4062 | /* Open the terminal device. */ |
0c72d684 | 4063 | |
49cdacda PE |
4064 | /* If !ctty, don't recognize it as our controlling terminal, and |
4065 | don't make it the controlling tty if we don't have one now. | |
4066 | ||
4067 | Alas, O_IGNORE_CTTY is a GNU extension that seems to be only | |
4068 | defined on Hurd. On other systems, we need to explicitly | |
4069 | dissociate ourselves from the controlling tty when we want to | |
4070 | open a frame on the same terminal. */ | |
4071 | int flags = O_RDWR | O_NOCTTY | (ctty ? 0 : O_IGNORE_CTTY); | |
4072 | int fd = emacs_open (name, flags, 0); | |
a3116188 DC |
4073 | tty->input = tty->output = |
4074 | ((fd < 0 || ! isatty (fd)) | |
4075 | ? NULL | |
4076 | : fdopen (fd, "w+")); | |
0c72d684 | 4077 | |
ef30e638 | 4078 | if (! tty->input) |
59b3194c | 4079 | { |
ef30e638 | 4080 | char const *diagnostic |
a3116188 | 4081 | = (fd < 0) ? "Could not open file: %s" : "Not a tty device: %s"; |
ef30e638 PE |
4082 | emacs_close (fd); |
4083 | maybe_fatal (must_succeed, terminal, diagnostic, diagnostic, name); | |
59b3194c | 4084 | } |
0c72d684 | 4085 | |
ef30e638 PE |
4086 | tty->name = xstrdup (name); |
4087 | terminal->name = xstrdup (name); | |
4088 | ||
49cdacda | 4089 | if (!O_IGNORE_CTTY && !ctty) |
03a1d6bd | 4090 | dissociate_if_controlling_tty (fd); |
59b3194c | 4091 | } |
78048085 | 4092 | |
28d7d09f | 4093 | tty->type = xstrdup (terminal_type); |
28d440ab | 4094 | |
819b8f00 | 4095 | add_keyboard_wait_descriptor (fileno (tty->input)); |
08a24c47 | 4096 | |
6548cf00 | 4097 | Wcm_clear (tty); |
08a24c47 | 4098 | |
03a1d6bd | 4099 | /* On some systems, tgetent tries to access the controlling |
a104f656 | 4100 | terminal. */ |
1e952f0a | 4101 | block_tty_out_signal (&oldset); |
b8956427 | 4102 | status = tgetent (tty->termcap_term_buffer, terminal_type); |
1fc8eb33 PE |
4103 | if (tty->termcap_term_buffer[TERMCAP_BUFFER_SIZE - 1]) |
4104 | emacs_abort (); | |
1e952f0a | 4105 | unblock_tty_out_signal (&oldset); |
78048085 | 4106 | |
08a24c47 | 4107 | if (status < 0) |
b0347178 KH |
4108 | { |
4109 | #ifdef TERMINFO | |
d31eee5e | 4110 | maybe_fatal (must_succeed, terminal, |
3224dac1 KL |
4111 | "Cannot open terminfo database file", |
4112 | "Cannot open terminfo database file"); | |
b0347178 | 4113 | #else |
d31eee5e | 4114 | maybe_fatal (must_succeed, terminal, |
3224dac1 KL |
4115 | "Cannot open termcap database file", |
4116 | "Cannot open termcap database file"); | |
b0347178 KH |
4117 | #endif |
4118 | } | |
08a24c47 | 4119 | if (status == 0) |
b0347178 | 4120 | { |
d31eee5e | 4121 | maybe_fatal (must_succeed, terminal, |
3224dac1 KL |
4122 | "Terminal type %s is not defined", |
4123 | "Terminal type %s is not defined.\n\ | |
b0347178 KH |
4124 | If that is not the actual type of terminal you have,\n\ |
4125 | use the Bourne shell command `TERM=... export TERM' (C-shell:\n\ | |
84164a0d SM |
4126 | `setenv TERM ...') to specify the correct type. It may be necessary\n" |
4127 | #ifdef TERMINFO | |
4128 | "to do `unset TERMINFO' (C-shell: `unsetenv TERMINFO') as well.", | |
b0347178 | 4129 | #else |
84164a0d | 4130 | "to do `unset TERMCAP' (C-shell: `unsetenv TERMCAP') as well.", |
b0347178 | 4131 | #endif |
84164a0d | 4132 | terminal_type); |
b0347178 | 4133 | } |
6b61353c | 4134 | |
1fc8eb33 | 4135 | area = tty->termcap_strings_buffer; |
fca177d4 KL |
4136 | tty->TS_ins_line = tgetstr ("al", address); |
4137 | tty->TS_ins_multi_lines = tgetstr ("AL", address); | |
4138 | tty->TS_bell = tgetstr ("bl", address); | |
6548cf00 | 4139 | BackTab (tty) = tgetstr ("bt", address); |
fca177d4 KL |
4140 | tty->TS_clr_to_bottom = tgetstr ("cd", address); |
4141 | tty->TS_clr_line = tgetstr ("ce", address); | |
4142 | tty->TS_clr_frame = tgetstr ("cl", address); | |
6548cf00 KL |
4143 | ColPosition (tty) = NULL; /* tgetstr ("ch", address); */ |
4144 | AbsPosition (tty) = tgetstr ("cm", address); | |
4145 | CR (tty) = tgetstr ("cr", address); | |
fca177d4 KL |
4146 | tty->TS_set_scroll_region = tgetstr ("cs", address); |
4147 | tty->TS_set_scroll_region_1 = tgetstr ("cS", address); | |
6548cf00 | 4148 | RowPosition (tty) = tgetstr ("cv", address); |
fca177d4 KL |
4149 | tty->TS_del_char = tgetstr ("dc", address); |
4150 | tty->TS_del_multi_chars = tgetstr ("DC", address); | |
4151 | tty->TS_del_line = tgetstr ("dl", address); | |
4152 | tty->TS_del_multi_lines = tgetstr ("DL", address); | |
4153 | tty->TS_delete_mode = tgetstr ("dm", address); | |
4154 | tty->TS_end_delete_mode = tgetstr ("ed", address); | |
4155 | tty->TS_end_insert_mode = tgetstr ("ei", address); | |
6548cf00 | 4156 | Home (tty) = tgetstr ("ho", address); |
fca177d4 KL |
4157 | tty->TS_ins_char = tgetstr ("ic", address); |
4158 | tty->TS_ins_multi_chars = tgetstr ("IC", address); | |
4159 | tty->TS_insert_mode = tgetstr ("im", address); | |
4160 | tty->TS_pad_inserted_char = tgetstr ("ip", address); | |
4161 | tty->TS_end_keypad_mode = tgetstr ("ke", address); | |
4162 | tty->TS_keypad_mode = tgetstr ("ks", address); | |
6548cf00 KL |
4163 | LastLine (tty) = tgetstr ("ll", address); |
4164 | Right (tty) = tgetstr ("nd", address); | |
4165 | Down (tty) = tgetstr ("do", address); | |
4166 | if (!Down (tty)) | |
a104f656 | 4167 | Down (tty) = tgetstr ("nl", address); /* Obsolete name for "do". */ |
08a24c47 | 4168 | if (tgetflag ("bs")) |
a104f656 SM |
4169 | Left (tty) = "\b"; /* Can't possibly be longer! */ |
4170 | else /* (Actually, "bs" is obsolete...) */ | |
6548cf00 KL |
4171 | Left (tty) = tgetstr ("le", address); |
4172 | if (!Left (tty)) | |
a104f656 | 4173 | Left (tty) = tgetstr ("bc", address); /* Obsolete name for "le". */ |
fca177d4 KL |
4174 | tty->TS_pad_char = tgetstr ("pc", address); |
4175 | tty->TS_repeat = tgetstr ("rp", address); | |
4176 | tty->TS_end_standout_mode = tgetstr ("se", address); | |
4177 | tty->TS_fwd_scroll = tgetstr ("sf", address); | |
4178 | tty->TS_standout_mode = tgetstr ("so", address); | |
4179 | tty->TS_rev_scroll = tgetstr ("sr", address); | |
6548cf00 | 4180 | tty->Wcm->cm_tab = tgetstr ("ta", address); |
fca177d4 KL |
4181 | tty->TS_end_termcap_modes = tgetstr ("te", address); |
4182 | tty->TS_termcap_modes = tgetstr ("ti", address); | |
6548cf00 | 4183 | Up (tty) = tgetstr ("up", address); |
fca177d4 KL |
4184 | tty->TS_visible_bell = tgetstr ("vb", address); |
4185 | tty->TS_cursor_normal = tgetstr ("ve", address); | |
4186 | tty->TS_cursor_visible = tgetstr ("vs", address); | |
4187 | tty->TS_cursor_invisible = tgetstr ("vi", address); | |
4188 | tty->TS_set_window = tgetstr ("wi", address); | |
4189 | ||
4190 | tty->TS_enter_underline_mode = tgetstr ("us", address); | |
4191 | tty->TS_exit_underline_mode = tgetstr ("ue", address); | |
4192 | tty->TS_enter_bold_mode = tgetstr ("md", address); | |
cd4eb164 | 4193 | tty->TS_enter_italic_mode = tgetstr ("ZH", address); |
fca177d4 | 4194 | tty->TS_enter_dim_mode = tgetstr ("mh", address); |
fca177d4 KL |
4195 | tty->TS_enter_reverse_mode = tgetstr ("mr", address); |
4196 | tty->TS_enter_alt_charset_mode = tgetstr ("as", address); | |
4197 | tty->TS_exit_alt_charset_mode = tgetstr ("ae", address); | |
4198 | tty->TS_exit_attribute_mode = tgetstr ("me", address); | |
177c0ea7 | 4199 | |
6548cf00 KL |
4200 | MultiUp (tty) = tgetstr ("UP", address); |
4201 | MultiDown (tty) = tgetstr ("DO", address); | |
4202 | MultiLeft (tty) = tgetstr ("LE", address); | |
4203 | MultiRight (tty) = tgetstr ("RI", address); | |
08a24c47 | 4204 | |
5c32d3f2 | 4205 | /* SVr4/ANSI color support. If "op" isn't available, don't support |
e7f90eab GM |
4206 | color because we can't switch back to the default foreground and |
4207 | background. */ | |
fca177d4 KL |
4208 | tty->TS_orig_pair = tgetstr ("op", address); |
4209 | if (tty->TS_orig_pair) | |
a168702a | 4210 | { |
fca177d4 KL |
4211 | tty->TS_set_foreground = tgetstr ("AF", address); |
4212 | tty->TS_set_background = tgetstr ("AB", address); | |
4213 | if (!tty->TS_set_foreground) | |
e7f90eab GM |
4214 | { |
4215 | /* SVr4. */ | |
fca177d4 KL |
4216 | tty->TS_set_foreground = tgetstr ("Sf", address); |
4217 | tty->TS_set_background = tgetstr ("Sb", address); | |
e7f90eab | 4218 | } |
177c0ea7 | 4219 | |
fca177d4 KL |
4220 | tty->TN_max_colors = tgetnum ("Co"); |
4221 | tty->TN_max_pairs = tgetnum ("pa"); | |
177c0ea7 | 4222 | |
fca177d4 KL |
4223 | tty->TN_no_color_video = tgetnum ("NC"); |
4224 | if (tty->TN_no_color_video == -1) | |
4225 | tty->TN_no_color_video = 0; | |
a168702a | 4226 | } |
a168702a | 4227 | |
fca177d4 | 4228 | tty_default_color_capabilities (tty, 1); |
ace28297 | 4229 | |
6548cf00 | 4230 | MagicWrap (tty) = tgetflag ("xn"); |
e4058338 KH |
4231 | /* Since we make MagicWrap terminals look like AutoWrap, we need to have |
4232 | the former flag imply the latter. */ | |
6548cf00 | 4233 | AutoWrap (tty) = MagicWrap (tty) || tgetflag ("am"); |
77e3b1b7 | 4234 | tty->memory_below_frame = tgetflag ("db"); |
fca177d4 | 4235 | tty->TF_hazeltine = tgetflag ("hz"); |
77e3b1b7 | 4236 | tty->must_write_spaces = tgetflag ("in"); |
fca177d4 KL |
4237 | tty->meta_key = tgetflag ("km") || tgetflag ("MT"); |
4238 | tty->TF_insmode_motion = tgetflag ("mi"); | |
4239 | tty->TF_standout_motion = tgetflag ("ms"); | |
4240 | tty->TF_underscore = tgetflag ("ul"); | |
4241 | tty->TF_teleray = tgetflag ("xt"); | |
08a24c47 | 4242 | |
dce4c2ac DN |
4243 | #else /* DOS_NT */ |
4244 | #ifdef WINDOWSNT | |
4245 | { | |
4246 | struct frame *f = XFRAME (selected_frame); | |
9337e206 | 4247 | int height, width; |
dce4c2ac | 4248 | |
9337e206 | 4249 | initialize_w32_display (terminal, &width, &height); |
dce4c2ac | 4250 | |
9337e206 EZ |
4251 | FrameRows (tty) = height; |
4252 | FrameCols (tty) = width; | |
4253 | tty->specified_window = height; | |
dce4c2ac | 4254 | |
dce4c2ac | 4255 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = vertical_scroll_bar_none; |
77e3b1b7 | 4256 | tty->char_ins_del_ok = 1; |
dce4c2ac DN |
4257 | baud_rate = 19200; |
4258 | } | |
4259 | #else /* MSDOS */ | |
4260 | { | |
4261 | int height, width; | |
4262 | if (strcmp (terminal_type, "internal") == 0) | |
4263 | terminal->type = output_msdos_raw; | |
4264 | initialize_msdos_display (terminal); | |
4265 | ||
4266 | get_tty_size (fileno (tty->input), &width, &height); | |
4267 | FrameCols (tty) = width; | |
4268 | FrameRows (tty) = height; | |
77e3b1b7 | 4269 | tty->char_ins_del_ok = 0; |
dce4c2ac DN |
4270 | init_baud_rate (fileno (tty->input)); |
4271 | } | |
4272 | #endif /* MSDOS */ | |
4273 | tty->output = stdout; | |
4274 | tty->input = stdin; | |
4275 | /* The following two are inaccessible from w32console.c. */ | |
4276 | terminal->delete_frame_hook = &tty_free_frame_resources; | |
4277 | terminal->delete_terminal_hook = &delete_tty; | |
4278 | ||
4279 | tty->name = xstrdup (name); | |
4280 | terminal->name = xstrdup (name); | |
4281 | tty->type = xstrdup (terminal_type); | |
4282 | ||
4283 | add_keyboard_wait_descriptor (0); | |
4284 | ||
dce4c2ac DN |
4285 | tty->delete_in_insert_mode = 1; |
4286 | ||
4287 | UseTabs (tty) = 0; | |
77e3b1b7 | 4288 | tty->scroll_region_ok = 0; |
dce4c2ac DN |
4289 | |
4290 | /* Seems to insert lines when it's not supposed to, messing up the | |
4291 | display. In doing a trace, it didn't seem to be called much, so I | |
4292 | don't think we're losing anything by turning it off. */ | |
77e3b1b7 | 4293 | tty->line_ins_del_ok = 0; |
dce4c2ac | 4294 | |
a104f656 | 4295 | tty->TN_max_colors = 16; /* Must be non-zero for tty-display-color-p. */ |
dce4c2ac DN |
4296 | #endif /* DOS_NT */ |
4297 | ||
6bc8cd65 JB |
4298 | #ifdef HAVE_GPM |
4299 | terminal->mouse_position_hook = term_mouse_position; | |
4300 | tty->mouse_highlight.mouse_face_window = Qnil; | |
4301 | #endif | |
4302 | ||
1afcba63 | 4303 | terminal->kboard = allocate_kboard (Qnil); |
6ed8eeff | 4304 | terminal->kboard->reference_count++; |
e7cf0fa0 KL |
4305 | /* Don't let the initial kboard remain current longer than necessary. |
4306 | That would cause problems if a file loaded on startup tries to | |
4307 | prompt in the mini-buffer. */ | |
4308 | if (current_kboard == initial_kboard) | |
6ed8eeff | 4309 | current_kboard = terminal->kboard; |
84704c5c | 4310 | #ifndef DOS_NT |
6ed8eeff | 4311 | term_get_fkeys (address, terminal->kboard); |
5c2c7893 | 4312 | |
ff11dfa1 | 4313 | /* Get frame size from system, or else from termcap. */ |
3b12ce12 RS |
4314 | { |
4315 | int height, width; | |
0b0d3e0b | 4316 | get_tty_size (fileno (tty->input), &width, &height); |
0a125897 KL |
4317 | FrameCols (tty) = width; |
4318 | FrameRows (tty) = height; | |
3b12ce12 RS |
4319 | } |
4320 | ||
0a125897 KL |
4321 | if (FrameCols (tty) <= 0) |
4322 | FrameCols (tty) = tgetnum ("co"); | |
4323 | if (FrameRows (tty) <= 0) | |
4324 | FrameRows (tty) = tgetnum ("li"); | |
177c0ea7 | 4325 | |
0a125897 | 4326 | if (FrameRows (tty) < 3 || FrameCols (tty) < 3) |
d31eee5e | 4327 | maybe_fatal (must_succeed, terminal, |
b3ffc17c | 4328 | "Screen size %dx%d is too small", |
3224dac1 | 4329 | "Screen size %dx%d is too small", |
0a125897 | 4330 | FrameCols (tty), FrameRows (tty)); |
ee7a2de4 | 4331 | |
6548cf00 | 4332 | TabWidth (tty) = tgetnum ("tw"); |
08a24c47 | 4333 | |
fca177d4 KL |
4334 | if (!tty->TS_bell) |
4335 | tty->TS_bell = "\07"; | |
08a24c47 | 4336 | |
fca177d4 KL |
4337 | if (!tty->TS_fwd_scroll) |
4338 | tty->TS_fwd_scroll = Down (tty); | |
08a24c47 | 4339 | |
fca177d4 | 4340 | PC = tty->TS_pad_char ? *tty->TS_pad_char : 0; |
08a24c47 | 4341 | |
6548cf00 KL |
4342 | if (TabWidth (tty) < 0) |
4343 | TabWidth (tty) = 8; | |
177c0ea7 | 4344 | |
08a24c47 JB |
4345 | /* Turned off since /etc/termcap seems to have :ta= for most terminals |
4346 | and newer termcap doc does not seem to say there is a default. | |
6548cf00 KL |
4347 | if (!tty->Wcm->cm_tab) |
4348 | tty->Wcm->cm_tab = "\t"; | |
08a24c47 JB |
4349 | */ |
4350 | ||
54800acb MB |
4351 | /* We don't support standout modes that use `magic cookies', so |
4352 | turn off any that do. */ | |
fca177d4 | 4353 | if (tty->TS_standout_mode && tgetnum ("sg") >= 0) |
54800acb | 4354 | { |
fca177d4 KL |
4355 | tty->TS_standout_mode = 0; |
4356 | tty->TS_end_standout_mode = 0; | |
54800acb | 4357 | } |
fca177d4 | 4358 | if (tty->TS_enter_underline_mode && tgetnum ("ug") >= 0) |
54800acb | 4359 | { |
fca177d4 KL |
4360 | tty->TS_enter_underline_mode = 0; |
4361 | tty->TS_exit_underline_mode = 0; | |
54800acb MB |
4362 | } |
4363 | ||
4364 | /* If there's no standout mode, try to use underlining instead. */ | |
fca177d4 | 4365 | if (tty->TS_standout_mode == 0) |
08a24c47 | 4366 | { |
fca177d4 KL |
4367 | tty->TS_standout_mode = tty->TS_enter_underline_mode; |
4368 | tty->TS_end_standout_mode = tty->TS_exit_underline_mode; | |
08a24c47 JB |
4369 | } |
4370 | ||
afd359c4 RS |
4371 | /* If no `se' string, try using a `me' string instead. |
4372 | If that fails, we can't use standout mode at all. */ | |
fca177d4 | 4373 | if (tty->TS_end_standout_mode == 0) |
afd359c4 | 4374 | { |
e4bfb3b6 | 4375 | char *s = tgetstr ("me", address); |
afd359c4 | 4376 | if (s != 0) |
fca177d4 | 4377 | tty->TS_end_standout_mode = s; |
afd359c4 | 4378 | else |
fca177d4 | 4379 | tty->TS_standout_mode = 0; |
afd359c4 RS |
4380 | } |
4381 | ||
fca177d4 | 4382 | if (tty->TF_teleray) |
08a24c47 | 4383 | { |
6548cf00 | 4384 | tty->Wcm->cm_tab = 0; |
54800acb | 4385 | /* We can't support standout mode, because it uses magic cookies. */ |
fca177d4 | 4386 | tty->TS_standout_mode = 0; |
a104f656 | 4387 | /* But that means we cannot rely on ^M to go to column zero! */ |
6548cf00 | 4388 | CR (tty) = 0; |
a104f656 SM |
4389 | /* LF can't be trusted either -- can alter hpos. */ |
4390 | /* If move at column 0 thru a line with TS_standout_mode. */ | |
6548cf00 | 4391 | Down (tty) = 0; |
08a24c47 JB |
4392 | } |
4393 | ||
0a125897 | 4394 | tty->specified_window = FrameRows (tty); |
08a24c47 | 4395 | |
a104f656 | 4396 | if (Wcm_init (tty) == -1) /* Can't do cursor motion. */ |
3224dac1 | 4397 | { |
d31eee5e | 4398 | maybe_fatal (must_succeed, terminal, |
3224dac1 | 4399 | "Terminal type \"%s\" is not powerful enough to run Emacs", |
3224dac1 | 4400 | "Terminal type \"%s\" is not powerful enough to run Emacs.\n\ |
37dad45a RS |
4401 | It lacks the ability to position the cursor.\n\ |
4402 | If that is not the actual type of terminal you have,\n\ | |
4403 | use the Bourne shell command `TERM=... export TERM' (C-shell:\n\ | |
84164a0d SM |
4404 | `setenv TERM ...') to specify the correct type. It may be necessary\n" |
4405 | # ifdef TERMINFO | |
4406 | "to do `unset TERMINFO' (C-shell: `unsetenv TERMINFO') as well.", | |
37dad45a | 4407 | # else /* TERMCAP */ |
84164a0d | 4408 | "to do `unset TERMCAP' (C-shell: `unsetenv TERMCAP') as well.", |
37dad45a | 4409 | # endif /* TERMINFO */ |
3224dac1 | 4410 | terminal_type); |
fca177d4 | 4411 | } |
daf01701 | 4412 | |
0a125897 | 4413 | if (FrameRows (tty) <= 0 || FrameCols (tty) <= 0) |
d31eee5e | 4414 | maybe_fatal (must_succeed, terminal, |
3224dac1 KL |
4415 | "Could not determine the frame size", |
4416 | "Could not determine the frame size"); | |
08a24c47 | 4417 | |
fca177d4 KL |
4418 | tty->delete_in_insert_mode |
4419 | = tty->TS_delete_mode && tty->TS_insert_mode | |
4420 | && !strcmp (tty->TS_delete_mode, tty->TS_insert_mode); | |
08a24c47 | 4421 | |
0b0d3e0b | 4422 | UseTabs (tty) = tabs_safe_p (fileno (tty->input)) && TabWidth (tty) == 8; |
08a24c47 | 4423 | |
77e3b1b7 | 4424 | tty->scroll_region_ok |
6548cf00 | 4425 | = (tty->Wcm->cm_abs |
fca177d4 | 4426 | && (tty->TS_set_window || tty->TS_set_scroll_region || tty->TS_set_scroll_region_1)); |
08a24c47 | 4427 | |
77e3b1b7 | 4428 | tty->line_ins_del_ok |
fca177d4 KL |
4429 | = (((tty->TS_ins_line || tty->TS_ins_multi_lines) |
4430 | && (tty->TS_del_line || tty->TS_del_multi_lines)) | |
77e3b1b7 | 4431 | || (tty->scroll_region_ok |
fca177d4 | 4432 | && tty->TS_fwd_scroll && tty->TS_rev_scroll)); |
08a24c47 | 4433 | |
77e3b1b7 | 4434 | tty->char_ins_del_ok |
fca177d4 KL |
4435 | = ((tty->TS_ins_char || tty->TS_insert_mode |
4436 | || tty->TS_pad_inserted_char || tty->TS_ins_multi_chars) | |
4437 | && (tty->TS_del_char || tty->TS_del_multi_chars)); | |
08a24c47 | 4438 | |
0b0d3e0b | 4439 | init_baud_rate (fileno (tty->input)); |
20a558dc | 4440 | |
84704c5c | 4441 | #endif /* not DOS_NT */ |
635e3b29 | 4442 | |
0a125897 KL |
4443 | /* Init system terminal modes (RAW or CBREAK, etc.). */ |
4444 | init_sys_modes (tty); | |
daf01701 | 4445 | |
6ed8eeff | 4446 | return terminal; |
08a24c47 JB |
4447 | } |
4448 | ||
b3ffc17c DN |
4449 | |
4450 | static void | |
4451 | vfatal (const char *str, va_list ap) | |
4452 | { | |
4453 | fprintf (stderr, "emacs: "); | |
4454 | vfprintf (stderr, str, ap); | |
4455 | if (!(strlen (str) > 0 && str[strlen (str) - 1] == '\n')) | |
4456 | fprintf (stderr, "\n"); | |
b3ffc17c DN |
4457 | fflush (stderr); |
4458 | exit (1); | |
4459 | } | |
4460 | ||
4461 | ||
a4c6993d | 4462 | /* Auxiliary error-handling function for init_tty. |
d31eee5e | 4463 | Delete TERMINAL, then call error or fatal with str1 or str2, |
653d4f43 | 4464 | respectively, according to whether MUST_SUCCEED is true. */ |
6b61353c | 4465 | |
3224dac1 | 4466 | static void |
653d4f43 | 4467 | maybe_fatal (bool must_succeed, struct terminal *terminal, |
b3ffc17c | 4468 | const char *str1, const char *str2, ...) |
3224dac1 | 4469 | { |
b3ffc17c DN |
4470 | va_list ap; |
4471 | va_start (ap, str2); | |
6ed8eeff KL |
4472 | if (terminal) |
4473 | delete_tty (terminal); | |
f4d953fc | 4474 | |
3224dac1 | 4475 | if (must_succeed) |
b3ffc17c | 4476 | vfatal (str2, ap); |
3224dac1 | 4477 | else |
b3ffc17c | 4478 | verror (str1, ap); |
08a24c47 JB |
4479 | } |
4480 | ||
dfcf069d | 4481 | void |
7c401d15 | 4482 | fatal (const char *str, ...) |
08a24c47 | 4483 | { |
7c401d15 DN |
4484 | va_list ap; |
4485 | va_start (ap, str); | |
b3ffc17c | 4486 | vfatal (str, ap); |
08a24c47 | 4487 | } |
07c57952 | 4488 | |
819b8f00 KL |
4489 | \f |
4490 | ||
6ed8eeff | 4491 | /* Delete the given tty terminal, closing all frames on it. */ |
da8e1115 | 4492 | |
ed8dad6b | 4493 | static void |
6ed8eeff | 4494 | delete_tty (struct terminal *terminal) |
072d84a6 | 4495 | { |
428a555e | 4496 | struct tty_display_info *tty; |
f4d953fc | 4497 | |
e2749141 | 4498 | /* Protect against recursive calls. delete_frame in |
ab797f65 | 4499 | delete_terminal calls us back when it deletes our last frame. */ |
59a7bc63 | 4500 | if (!terminal->name) |
0a125897 | 4501 | return; |
fca177d4 | 4502 | |
9c253307 | 4503 | eassert (terminal->type == output_termcap); |
428a555e | 4504 | |
6ed8eeff | 4505 | tty = terminal->display_info.tty; |
f4d953fc | 4506 | |
fca177d4 KL |
4507 | if (tty == tty_list) |
4508 | tty_list = tty->next; | |
4509 | else | |
4510 | { | |
28d7d09f | 4511 | struct tty_display_info *p; |
fca177d4 KL |
4512 | for (p = tty_list; p && p->next != tty; p = p->next) |
4513 | ; | |
4514 | ||
4515 | if (! p) | |
4516 | /* This should not happen. */ | |
1088b922 | 4517 | emacs_abort (); |
fca177d4 | 4518 | |
0a125897 KL |
4519 | p->next = tty->next; |
4520 | tty->next = 0; | |
fca177d4 KL |
4521 | } |
4522 | ||
7e59217d | 4523 | /* reset_sys_modes needs a valid device, so this call needs to be |
6ed8eeff | 4524 | before delete_terminal. */ |
04c3243c | 4525 | reset_sys_modes (tty); |
fca177d4 | 4526 | |
6ed8eeff | 4527 | delete_terminal (terminal); |
3224dac1 | 4528 | |
70fdbb46 JM |
4529 | xfree (tty->name); |
4530 | xfree (tty->type); | |
daf01701 | 4531 | |
fca177d4 | 4532 | if (tty->input) |
819b8f00 KL |
4533 | { |
4534 | delete_keyboard_wait_descriptor (fileno (tty->input)); | |
4535 | if (tty->input != stdin) | |
4536 | fclose (tty->input); | |
4537 | } | |
4538 | if (tty->output && tty->output != stdout && tty->output != tty->input) | |
fca177d4 KL |
4539 | fclose (tty->output); |
4540 | if (tty->termscript) | |
4541 | fclose (tty->termscript); | |
daf01701 | 4542 | |
70fdbb46 JM |
4543 | xfree (tty->old_tty); |
4544 | xfree (tty->Wcm); | |
fca177d4 | 4545 | xfree (tty); |
fca177d4 KL |
4546 | } |
4547 | ||
dfcf069d | 4548 | void |
d3da34e0 | 4549 | syms_of_term (void) |
07c57952 | 4550 | { |
29208e82 | 4551 | DEFVAR_BOOL ("system-uses-terminfo", system_uses_terminfo, |
7ee72033 | 4552 | doc: /* Non-nil means the system uses terminfo rather than termcap. |
228299fa | 4553 | This variable can be used by terminal emulator packages. */); |
07c57952 KH |
4554 | #ifdef TERMINFO |
4555 | system_uses_terminfo = 1; | |
4556 | #else | |
4557 | system_uses_terminfo = 0; | |
4558 | #endif | |
c291d9ef | 4559 | |
29208e82 | 4560 | DEFVAR_LISP ("suspend-tty-functions", Vsuspend_tty_functions, |
e5d9c0d1 | 4561 | doc: /* Functions run after suspending a tty. |
fdc496e7 | 4562 | The functions are run with one argument, the terminal object to be suspended. |
0b0d3e0b | 4563 | See `suspend-tty'. */); |
e4019195 | 4564 | Vsuspend_tty_functions = Qnil; |
0b0d3e0b KL |
4565 | |
4566 | ||
29208e82 | 4567 | DEFVAR_LISP ("resume-tty-functions", Vresume_tty_functions, |
e5d9c0d1 | 4568 | doc: /* Functions run after resuming a tty. |
fdc496e7 | 4569 | The functions are run with one argument, the terminal object that was revived. |
0b0d3e0b | 4570 | See `resume-tty'. */); |
e4019195 | 4571 | Vresume_tty_functions = Qnil; |
a168702a | 4572 | |
29208e82 | 4573 | DEFVAR_BOOL ("visible-cursor", visible_cursor, |
0db017c0 SM |
4574 | doc: /* Non-nil means to make the cursor very visible. |
4575 | This only has an effect when running in a text terminal. | |
4576 | What means \"very visible\" is up to your terminal. It may make the cursor | |
4577 | bigger, or it may make it blink, or it may do nothing at all. */); | |
4578 | visible_cursor = 1; | |
4579 | ||
a168702a | 4580 | defsubr (&Stty_display_color_p); |
bfa62f96 | 4581 | defsubr (&Stty_display_color_cells); |
072d84a6 | 4582 | defsubr (&Stty_no_underline); |
6ed8eeff KL |
4583 | defsubr (&Stty_type); |
4584 | defsubr (&Scontrolling_tty_p); | |
c6bf3022 | 4585 | defsubr (&Stty_top_frame); |
0b0d3e0b KL |
4586 | defsubr (&Ssuspend_tty); |
4587 | defsubr (&Sresume_tty); | |
7e5a23bd | 4588 | #ifdef HAVE_GPM |
6178ce5e SM |
4589 | defsubr (&Sgpm_mouse_start); |
4590 | defsubr (&Sgpm_mouse_stop); | |
7e5a23bd | 4591 | #endif /* HAVE_GPM */ |
3a7c5d40 | 4592 | |
84704c5c | 4593 | #ifndef DOS_NT |
3a7c5d40 CY |
4594 | default_orig_pair = NULL; |
4595 | default_set_foreground = NULL; | |
4596 | default_set_background = NULL; | |
84704c5c | 4597 | #endif /* !DOS_NT */ |
d31eee5e CY |
4598 | |
4599 | encode_terminal_src = NULL; | |
4600 | encode_terminal_dst = NULL; | |
f0177f86 | 4601 | |
bfc30790 DC |
4602 | DEFSYM (Qtty_mode_set_strings, "tty-mode-set-strings"); |
4603 | DEFSYM (Qtty_mode_reset_strings, "tty-mode-reset-strings"); | |
4604 | ||
bf6b4923 | 4605 | #ifndef MSDOS |
df782309 EZ |
4606 | DEFSYM (Qtty_menu_next_item, "tty-menu-next-item"); |
4607 | DEFSYM (Qtty_menu_prev_item, "tty-menu-prev-item"); | |
4608 | DEFSYM (Qtty_menu_next_menu, "tty-menu-next-menu"); | |
4609 | DEFSYM (Qtty_menu_prev_menu, "tty-menu-prev-menu"); | |
4610 | DEFSYM (Qtty_menu_select, "tty-menu-select"); | |
4611 | DEFSYM (Qtty_menu_ignore, "tty-menu-ignore"); | |
4612 | DEFSYM (Qtty_menu_exit, "tty-menu-exit"); | |
e648f699 | 4613 | DEFSYM (Qtty_menu_mouse_movement, "tty-menu-mouse-movement"); |
df782309 | 4614 | DEFSYM (Qtty_menu_navigation_map, "tty-menu-navigation-map"); |
bf6b4923 | 4615 | #endif |
07c57952 | 4616 | } |