Annotation of src/usr.bin/tmux/tty.c, Revision 1.203
1.203 ! nicm 1: /* $OpenBSD: tty.c,v 1.202 2016/05/30 09:26:49 nicm Exp $ */
1.1 nicm 2:
3: /*
1.198 nicm 4: * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20: #include <sys/ioctl.h>
21:
1.106 nicm 22: #include <netinet/in.h>
23:
1.1 nicm 24: #include <errno.h>
25: #include <fcntl.h>
1.106 nicm 26: #include <resolv.h>
1.42 nicm 27: #include <stdlib.h>
1.1 nicm 28: #include <string.h>
29: #include <termios.h>
30: #include <unistd.h>
31:
32: #include "tmux.h"
33:
1.192 nicm 34: static int tty_log_fd = -1;
35:
1.67 nicm 36: void tty_read_callback(struct bufferevent *, void *);
1.66 nicm 37: void tty_error_callback(struct bufferevent *, short, void *);
38:
1.199 nicm 39: static int tty_same_fg(const struct grid_cell *, const struct grid_cell *);
40: static int tty_same_bg(const struct grid_cell *, const struct grid_cell *);
41: static int tty_same_colours(const struct grid_cell *, const struct grid_cell *);
42: static int tty_is_fg(const struct grid_cell *, int);
43: static int tty_is_bg(const struct grid_cell *, int);
44:
1.201 nicm 45: static int tty_client_ready(struct client *, struct window_pane *);
46:
1.180 nicm 47: void tty_set_italics(struct tty *);
1.1 nicm 48: int tty_try_256(struct tty *, u_char, const char *);
1.199 nicm 49: int tty_try_rgb(struct tty *, const struct grid_cell_rgb *, const char *);
1.1 nicm 50:
1.85 nicm 51: void tty_colours(struct tty *, const struct grid_cell *);
52: void tty_check_fg(struct tty *, struct grid_cell *);
53: void tty_check_bg(struct tty *, struct grid_cell *);
54: void tty_colours_fg(struct tty *, const struct grid_cell *);
1.73 nicm 55: void tty_colours_bg(struct tty *, const struct grid_cell *);
1.1 nicm 56:
1.120 nicm 57: int tty_large_region(struct tty *, const struct tty_ctx *);
1.176 nicm 58: int tty_fake_bce(const struct tty *, const struct window_pane *);
1.24 nicm 59: void tty_redraw_region(struct tty *, const struct tty_ctx *);
1.196 nicm 60: void tty_emulate_repeat(struct tty *, enum tty_code_code, enum tty_code_code,
61: u_int);
1.133 nicm 62: void tty_repeat_space(struct tty *, u_int);
1.176 nicm 63: void tty_cell(struct tty *, const struct grid_cell *,
64: const struct window_pane *);
65: void tty_default_colours(struct grid_cell *, const struct window_pane *);
1.1 nicm 66:
1.90 nicm 67: #define tty_use_acs(tty) \
1.131 nicm 68: (tty_term_has((tty)->term, TTYC_ACSC) && !((tty)->flags & TTY_UTF8))
1.90 nicm 69:
1.132 nicm 70: #define tty_pane_full_width(tty, ctx) \
71: ((ctx)->xoff == 0 && screen_size_x((ctx)->wp->screen) >= (tty)->sx)
72:
1.199 nicm 73: static int
74: tty_same_fg(const struct grid_cell *gc1, const struct grid_cell *gc2)
75: {
76: int flags1, flags2;
77:
78: flags1 = (gc1->flags & (GRID_FLAG_FG256|GRID_FLAG_FGRGB));
79: flags2 = (gc2->flags & (GRID_FLAG_FG256|GRID_FLAG_FGRGB));
80:
81: if (flags1 != flags2)
82: return (0);
83:
84: if (flags1 & GRID_FLAG_FGRGB) {
85: if (gc1->fg_rgb.r != gc2->fg_rgb.r)
86: return (0);
87: if (gc1->fg_rgb.g != gc2->fg_rgb.g)
88: return (0);
89: if (gc1->fg_rgb.b != gc2->fg_rgb.b)
90: return (0);
91: return (1);
92: }
93: return (gc1->fg == gc2->fg);
94: }
95:
96: static int
97: tty_same_bg(const struct grid_cell *gc1, const struct grid_cell *gc2)
98: {
99: int flags1, flags2;
100:
101: flags1 = (gc1->flags & (GRID_FLAG_BG256|GRID_FLAG_BGRGB));
102: flags2 = (gc2->flags & (GRID_FLAG_BG256|GRID_FLAG_BGRGB));
103:
104: if (flags1 != flags2)
105: return (0);
106:
107: if (flags1 & GRID_FLAG_BGRGB) {
108: if (gc1->bg_rgb.r != gc2->bg_rgb.r)
109: return (0);
110: if (gc1->bg_rgb.g != gc2->bg_rgb.g)
111: return (0);
112: if (gc1->bg_rgb.b != gc2->bg_rgb.b)
113: return (0);
114: return (1);
115: }
116: return (gc1->bg == gc2->bg);
117: }
118:
119: static int
120: tty_same_colours(const struct grid_cell *gc1, const struct grid_cell *gc2)
121: {
122: return (tty_same_fg(gc1, gc2) && tty_same_bg(gc1, gc2));
123: }
124:
125: static int
126: tty_is_fg(const struct grid_cell *gc, int c)
127: {
128: if (gc->flags & (GRID_FLAG_FG256|GRID_FLAG_FGRGB))
129: return (0);
130: return (gc->fg == c);
131: }
132:
133: static int
134: tty_is_bg(const struct grid_cell *gc, int c)
135: {
136: if (gc->flags & (GRID_FLAG_BG256|GRID_FLAG_BGRGB))
137: return (0);
138: return (gc->bg == c);
139: }
140:
1.192 nicm 141: void
142: tty_create_log(void)
143: {
144: char name[64];
145:
146: xsnprintf(name, sizeof name, "tmux-out-%ld.log", (long)getpid());
147:
148: tty_log_fd = open(name, O_WRONLY|O_CREAT|O_TRUNC, 0644);
149: if (tty_log_fd != -1 && fcntl(tty_log_fd, F_SETFD, FD_CLOEXEC) == -1)
150: fatal("fcntl failed");
151: }
152:
1.185 nicm 153: int
1.136 nicm 154: tty_init(struct tty *tty, struct client *c, int fd, char *term)
1.1 nicm 155: {
1.30 nicm 156: char *path;
157:
1.185 nicm 158: if (!isatty(fd))
159: return (-1);
160:
1.30 nicm 161: memset(tty, 0, sizeof *tty);
1.22 nicm 162:
1.9 nicm 163: if (term == NULL || *term == '\0')
1.1 nicm 164: tty->termname = xstrdup("unknown");
165: else
166: tty->termname = xstrdup(term);
1.30 nicm 167: tty->fd = fd;
1.136 nicm 168: tty->client = c;
1.30 nicm 169:
170: if ((path = ttyname(fd)) == NULL)
1.185 nicm 171: return (-1);
1.30 nicm 172: tty->path = xstrdup(path);
1.108 nicm 173: tty->cstyle = 0;
1.107 nicm 174: tty->ccolour = xstrdup("");
1.30 nicm 175:
1.1 nicm 176: tty->flags = 0;
177: tty->term_flags = 0;
1.185 nicm 178:
179: return (0);
1.31 nicm 180: }
181:
1.88 nicm 182: int
1.31 nicm 183: tty_resize(struct tty *tty)
184: {
185: struct winsize ws;
1.88 nicm 186: u_int sx, sy;
1.31 nicm 187:
188: if (ioctl(tty->fd, TIOCGWINSZ, &ws) != -1) {
1.88 nicm 189: sx = ws.ws_col;
190: if (sx == 0)
191: sx = 80;
192: sy = ws.ws_row;
193: if (sy == 0)
194: sy = 24;
195: } else {
196: sx = 80;
197: sy = 24;
1.31 nicm 198: }
1.114 nicm 199: if (!tty_set_size(tty, sx, sy))
1.88 nicm 200: return (0);
1.31 nicm 201:
202: tty->cx = UINT_MAX;
203: tty->cy = UINT_MAX;
204:
205: tty->rupper = UINT_MAX;
206: tty->rlower = UINT_MAX;
1.88 nicm 207:
208: /*
209: * If the terminal has been started, reset the actual scroll region and
210: * cursor position, as this may not have happened.
211: */
212: if (tty->flags & TTY_STARTED) {
213: tty_cursor(tty, 0, 0);
214: tty_region(tty, 0, tty->sy - 1);
215: }
216:
1.114 nicm 217: return (1);
218: }
219:
220: int
221: tty_set_size(struct tty *tty, u_int sx, u_int sy) {
222: if (sx == tty->sx && sy == tty->sy)
223: return (0);
224: tty->sx = sx;
225: tty->sy = sy;
1.88 nicm 226: return (1);
1.1 nicm 227: }
228:
229: int
1.166 nicm 230: tty_open(struct tty *tty, char **cause)
1.1 nicm 231: {
1.166 nicm 232: tty->term = tty_term_find(tty->termname, tty->fd, cause);
1.21 nicm 233: if (tty->term == NULL) {
234: tty_close(tty);
235: return (-1);
236: }
237: tty->flags |= TTY_OPENED;
1.1 nicm 238:
1.149 nicm 239: tty->flags &= ~(TTY_NOCURSOR|TTY_FREEZE|TTY_TIMER);
1.1 nicm 240:
1.196 nicm 241: tty->event = bufferevent_new(tty->fd, tty_read_callback, NULL,
242: tty_error_callback, tty);
1.1 nicm 243:
244: tty_start_tty(tty);
245:
1.148 nicm 246: tty_keys_build(tty);
1.1 nicm 247:
248: return (0);
249: }
250:
251: void
1.194 nicm 252: tty_read_callback(__unused struct bufferevent *bufev, void *data)
1.67 nicm 253: {
254: struct tty *tty = data;
255:
256: while (tty_keys_next(tty))
257: ;
258: }
259:
260: void
1.194 nicm 261: tty_error_callback(__unused struct bufferevent *bufev, __unused short what,
262: __unused void *data)
1.66 nicm 263: {
264: }
265:
266: void
1.127 nicm 267: tty_init_termios(int fd, struct termios *orig_tio, struct bufferevent *bufev)
1.1 nicm 268: {
1.128 nicm 269: struct termios tio;
1.33 nicm 270:
1.127 nicm 271: if (fd == -1 || tcgetattr(fd, orig_tio) != 0)
1.33 nicm 272: return;
1.1 nicm 273:
1.127 nicm 274: setblocking(fd, 0);
1.34 nicm 275:
1.127 nicm 276: if (bufev != NULL)
277: bufferevent_enable(bufev, EV_READ|EV_WRITE);
1.66 nicm 278:
1.127 nicm 279: memcpy(&tio, orig_tio, sizeof tio);
1.1 nicm 280: tio.c_iflag &= ~(IXON|IXOFF|ICRNL|INLCR|IGNCR|IMAXBEL|ISTRIP);
281: tio.c_iflag |= IGNBRK;
282: tio.c_oflag &= ~(OPOST|ONLCR|OCRNL|ONLRET);
283: tio.c_lflag &= ~(IEXTEN|ICANON|ECHO|ECHOE|ECHONL|ECHOCTL|
1.169 jsg 284: ECHOPRT|ECHOKE|ISIG);
1.1 nicm 285: tio.c_cc[VMIN] = 1;
1.60 deraadt 286: tio.c_cc[VTIME] = 0;
1.127 nicm 287: if (tcsetattr(fd, TCSANOW, &tio) == 0)
288: tcflush(fd, TCIOFLUSH);
289: }
290:
291: void
292: tty_start_tty(struct tty *tty)
293: {
294: tty_init_termios(tty->fd, &tty->tio, tty->event);
1.1 nicm 295:
1.10 nicm 296: tty_putcode(tty, TTYC_SMCUP);
1.1 nicm 297:
1.25 nicm 298: tty_putcode(tty, TTYC_SGR0);
299: memcpy(&tty->cell, &grid_default_cell, sizeof tty->cell);
300:
1.76 nicm 301: tty_putcode(tty, TTYC_RMKX);
1.90 nicm 302: if (tty_use_acs(tty))
303: tty_putcode(tty, TTYC_ENACS);
1.1 nicm 304: tty_putcode(tty, TTYC_CLEAR);
305:
306: tty_putcode(tty, TTYC_CNORM);
307: if (tty_term_has(tty->term, TTYC_KMOUS))
1.179 nicm 308: tty_puts(tty, "\033[?1000l\033[?1002l\033[?1006l\033[?1005l");
1.121 nicm 309:
1.189 nicm 310: if (tty_term_flag(tty->term, TTYC_XT)) {
1.191 nicm 311: if (options_get_number(global_options, "focus-events")) {
1.162 nicm 312: tty->flags |= TTY_FOCUS;
313: tty_puts(tty, "\033[?1004h");
314: }
315: }
1.1 nicm 316:
317: tty->cx = UINT_MAX;
318: tty->cy = UINT_MAX;
319:
320: tty->rlower = UINT_MAX;
321: tty->rupper = UINT_MAX;
322:
323: tty->mode = MODE_CURSOR;
1.20 nicm 324:
325: tty->flags |= TTY_STARTED;
1.107 nicm 326:
327: tty_force_cursor_colour(tty, "");
1.177 nicm 328:
329: tty->mouse_drag_flag = 0;
330: tty->mouse_drag_update = NULL;
331: tty->mouse_drag_release = NULL;
1.128 nicm 332: }
333:
334: void
1.1 nicm 335: tty_stop_tty(struct tty *tty)
336: {
337: struct winsize ws;
338:
1.20 nicm 339: if (!(tty->flags & TTY_STARTED))
340: return;
341: tty->flags &= ~TTY_STARTED;
342:
1.66 nicm 343: bufferevent_disable(tty->event, EV_READ|EV_WRITE);
344:
1.1 nicm 345: /*
346: * Be flexible about error handling and try not kill the server just
347: * because the fd is invalid. Things like ssh -t can easily leave us
348: * with a dead tty.
349: */
350: if (ioctl(tty->fd, TIOCGWINSZ, &ws) == -1)
351: return;
352: if (tcsetattr(tty->fd, TCSANOW, &tty->tio) == -1)
353: return;
354:
355: tty_raw(tty, tty_term_string2(tty->term, TTYC_CSR, 0, ws.ws_row - 1));
1.90 nicm 356: if (tty_use_acs(tty))
357: tty_raw(tty, tty_term_string(tty->term, TTYC_RMACS));
1.1 nicm 358: tty_raw(tty, tty_term_string(tty->term, TTYC_SGR0));
359: tty_raw(tty, tty_term_string(tty->term, TTYC_RMKX));
360: tty_raw(tty, tty_term_string(tty->term, TTYC_CLEAR));
1.160 nicm 361: if (tty_term_has(tty->term, TTYC_SS) && tty->cstyle != 0) {
362: if (tty_term_has(tty->term, TTYC_SE))
363: tty_raw(tty, tty_term_string(tty->term, TTYC_SE));
1.109 nicm 364: else
1.160 nicm 365: tty_raw(tty, tty_term_string1(tty->term, TTYC_SS, 0));
1.108 nicm 366: }
1.173 nicm 367: if (tty->mode & MODE_BRACKETPASTE)
368: tty_raw(tty, "\033[?2004l");
1.107 nicm 369: tty_raw(tty, tty_term_string(tty->term, TTYC_CR));
1.1 nicm 370:
371: tty_raw(tty, tty_term_string(tty->term, TTYC_CNORM));
372: if (tty_term_has(tty->term, TTYC_KMOUS))
1.179 nicm 373: tty_raw(tty, "\033[?1000l\033[?1002l\033[?1006l\033[?1005l");
1.151 nicm 374:
1.189 nicm 375: if (tty_term_flag(tty->term, TTYC_XT)) {
1.162 nicm 376: if (tty->flags & TTY_FOCUS) {
377: tty->flags &= ~TTY_FOCUS;
1.172 nicm 378: tty_raw(tty, "\033[?1004l");
1.162 nicm 379: }
380: }
1.10 nicm 381:
382: tty_raw(tty, tty_term_string(tty->term, TTYC_RMCUP));
1.150 nicm 383:
384: setblocking(tty->fd, 1);
1.1 nicm 385: }
386:
387: void
1.20 nicm 388: tty_close(struct tty *tty)
1.1 nicm 389: {
1.123 nicm 390: if (event_initialized(&tty->key_timer))
391: evtimer_del(&tty->key_timer);
1.20 nicm 392: tty_stop_tty(tty);
1.1 nicm 393:
1.21 nicm 394: if (tty->flags & TTY_OPENED) {
1.66 nicm 395: bufferevent_free(tty->event);
396:
1.21 nicm 397: tty_term_free(tty->term);
398: tty_keys_free(tty);
399:
400: tty->flags &= ~TTY_OPENED;
401: }
1.1 nicm 402:
1.21 nicm 403: if (tty->fd != -1) {
404: close(tty->fd);
405: tty->fd = -1;
406: }
1.1 nicm 407: }
408:
409: void
1.20 nicm 410: tty_free(struct tty *tty)
1.1 nicm 411: {
1.20 nicm 412: tty_close(tty);
1.1 nicm 413:
1.138 nicm 414: free(tty->ccolour);
1.190 nicm 415: free(tty->path);
416: free(tty->termname);
1.1 nicm 417: }
418:
419: void
420: tty_raw(struct tty *tty, const char *s)
421: {
1.150 nicm 422: ssize_t n, slen;
423: u_int i;
424:
425: slen = strlen(s);
426: for (i = 0; i < 5; i++) {
427: n = write(tty->fd, s, slen);
428: if (n >= 0) {
429: s += n;
430: slen -= n;
431: if (slen == 0)
432: break;
433: } else if (n == -1 && errno != EAGAIN)
434: break;
435: usleep(100);
436: }
1.1 nicm 437: }
438:
439: void
440: tty_putcode(struct tty *tty, enum tty_code_code code)
441: {
442: tty_puts(tty, tty_term_string(tty->term, code));
443: }
444:
445: void
446: tty_putcode1(struct tty *tty, enum tty_code_code code, int a)
447: {
448: if (a < 0)
449: return;
450: tty_puts(tty, tty_term_string1(tty->term, code, a));
451: }
452:
453: void
454: tty_putcode2(struct tty *tty, enum tty_code_code code, int a, int b)
455: {
456: if (a < 0 || b < 0)
457: return;
458: tty_puts(tty, tty_term_string2(tty->term, code, a, b));
459: }
460:
461: void
1.107 nicm 462: tty_putcode_ptr1(struct tty *tty, enum tty_code_code code, const void *a)
463: {
464: if (a != NULL)
465: tty_puts(tty, tty_term_ptr1(tty->term, code, a));
466: }
467:
468: void
1.167 nicm 469: tty_putcode_ptr2(struct tty *tty, enum tty_code_code code, const void *a,
470: const void *b)
1.106 nicm 471: {
472: if (a != NULL && b != NULL)
473: tty_puts(tty, tty_term_ptr2(tty->term, code, a, b));
474: }
475:
476: void
1.1 nicm 477: tty_puts(struct tty *tty, const char *s)
478: {
479: if (*s == '\0')
480: return;
1.66 nicm 481: bufferevent_write(tty->event, s, strlen(s));
1.1 nicm 482:
1.192 nicm 483: if (tty_log_fd != -1)
484: write(tty_log_fd, s, strlen(s));
1.1 nicm 485: }
486:
487: void
488: tty_putc(struct tty *tty, u_char ch)
489: {
1.90 nicm 490: const char *acs;
491: u_int sx;
1.1 nicm 492:
1.90 nicm 493: if (tty->cell.attr & GRID_ATTR_CHARSET) {
494: acs = tty_acs_get(tty, ch);
495: if (acs != NULL)
496: bufferevent_write(tty->event, acs, strlen(acs));
497: else
498: bufferevent_write(tty->event, &ch, 1);
499: } else
500: bufferevent_write(tty->event, &ch, 1);
1.1 nicm 501:
502: if (ch >= 0x20 && ch != 0x7f) {
503: sx = tty->sx;
504: if (tty->term->flags & TERM_EARLYWRAP)
505: sx--;
506:
1.46 nicm 507: if (tty->cx >= sx) {
508: tty->cx = 1;
509: if (tty->cy != tty->rlower)
510: tty->cy++;
1.1 nicm 511: } else
512: tty->cx++;
513: }
514:
1.192 nicm 515: if (tty_log_fd != -1)
516: write(tty_log_fd, &ch, 1);
1.1 nicm 517: }
518:
519: void
1.147 nicm 520: tty_putn(struct tty *tty, const void *buf, size_t len, u_int width)
1.5 nicm 521: {
1.147 nicm 522: bufferevent_write(tty->event, buf, len);
1.192 nicm 523: if (tty_log_fd != -1)
524: write(tty_log_fd, buf, len);
1.147 nicm 525: tty->cx += width;
1.5 nicm 526: }
527:
528: void
1.180 nicm 529: tty_set_italics(struct tty *tty)
530: {
531: const char *s;
532:
533: if (tty_term_has(tty->term, TTYC_SITM)) {
1.191 nicm 534: s = options_get_string(global_options, "default-terminal");
1.180 nicm 535: if (strcmp(s, "screen") != 0 && strncmp(s, "screen-", 7) != 0) {
536: tty_putcode(tty, TTYC_SITM);
537: return;
538: }
539: }
540: tty_putcode(tty, TTYC_SMSO);
541: }
542:
543: void
1.1 nicm 544: tty_set_title(struct tty *tty, const char *title)
545: {
1.105 nicm 546: if (!tty_term_has(tty->term, TTYC_TSL) ||
547: !tty_term_has(tty->term, TTYC_FSL))
1.1 nicm 548: return;
549:
1.105 nicm 550: tty_putcode(tty, TTYC_TSL);
1.1 nicm 551: tty_puts(tty, title);
1.105 nicm 552: tty_putcode(tty, TTYC_FSL);
1.1 nicm 553: }
554:
555: void
1.107 nicm 556: tty_force_cursor_colour(struct tty *tty, const char *ccolour)
557: {
558: if (*ccolour == '\0')
559: tty_putcode(tty, TTYC_CR);
560: else
1.160 nicm 561: tty_putcode_ptr1(tty, TTYC_CS, ccolour);
1.138 nicm 562: free(tty->ccolour);
1.107 nicm 563: tty->ccolour = xstrdup(ccolour);
564: }
565:
566: void
567: tty_update_mode(struct tty *tty, int mode, struct screen *s)
1.1 nicm 568: {
569: int changed;
570:
1.197 nicm 571: if (s != NULL && strcmp(s->ccolour, tty->ccolour) != 0)
1.107 nicm 572: tty_force_cursor_colour(tty, s->ccolour);
573:
1.1 nicm 574: if (tty->flags & TTY_NOCURSOR)
575: mode &= ~MODE_CURSOR;
576:
577: changed = mode ^ tty->mode;
1.183 nicm 578: if (changed & MODE_BLINKING) {
579: if (tty_term_has(tty->term, TTYC_CVVIS))
580: tty_putcode(tty, TTYC_CVVIS);
581: else
582: tty_putcode(tty, TTYC_CNORM);
583: changed |= MODE_CURSOR;
584: }
585: if (changed & MODE_CURSOR) {
586: if (mode & MODE_CURSOR)
587: tty_putcode(tty, TTYC_CNORM);
588: else
1.1 nicm 589: tty_putcode(tty, TTYC_CIVIS);
1.108 nicm 590: }
1.181 nicm 591: if (s != NULL && tty->cstyle != s->cstyle) {
1.160 nicm 592: if (tty_term_has(tty->term, TTYC_SS)) {
1.108 nicm 593: if (s->cstyle == 0 &&
1.160 nicm 594: tty_term_has(tty->term, TTYC_SE))
595: tty_putcode(tty, TTYC_SE);
1.108 nicm 596: else
1.160 nicm 597: tty_putcode1(tty, TTYC_SS, s->cstyle);
1.108 nicm 598: }
599: tty->cstyle = s->cstyle;
1.1 nicm 600: }
1.195 nicm 601: if (changed & ALL_MOUSE_MODES) {
1.94 nicm 602: if (mode & ALL_MOUSE_MODES) {
1.153 nicm 603: /*
604: * Enable the SGR (1006) extension unconditionally, as
605: * this is safe from misinterpretation. Do it in this
606: * order, because in some terminals it's the last one
607: * that takes effect and SGR is the preferred one.
608: */
609: tty_puts(tty, "\033[?1006h");
1.170 nicm 610: if (mode & MODE_MOUSE_BUTTON)
1.94 nicm 611: tty_puts(tty, "\033[?1002h");
1.98 nicm 612: else if (mode & MODE_MOUSE_STANDARD)
613: tty_puts(tty, "\033[?1000h");
1.86 nicm 614: } else {
1.170 nicm 615: if (tty->mode & MODE_MOUSE_BUTTON)
1.94 nicm 616: tty_puts(tty, "\033[?1002l");
1.98 nicm 617: else if (tty->mode & MODE_MOUSE_STANDARD)
618: tty_puts(tty, "\033[?1000l");
1.153 nicm 619: tty_puts(tty, "\033[?1006l");
1.86 nicm 620: }
1.76 nicm 621: }
622: if (changed & MODE_KKEYPAD) {
623: if (mode & MODE_KKEYPAD)
624: tty_putcode(tty, TTYC_SMKX);
625: else
626: tty_putcode(tty, TTYC_RMKX);
1.115 nicm 627: }
628: if (changed & MODE_BRACKETPASTE) {
629: if (mode & MODE_BRACKETPASTE)
630: tty_puts(tty, "\033[?2004h");
631: else
632: tty_puts(tty, "\033[?2004l");
1.1 nicm 633: }
634: tty->mode = mode;
635: }
636:
637: void
1.168 nicm 638: tty_emulate_repeat(struct tty *tty, enum tty_code_code code,
639: enum tty_code_code code1, u_int n)
1.1 nicm 640: {
641: if (tty_term_has(tty->term, code))
642: tty_putcode1(tty, code, n);
643: else {
644: while (n-- > 0)
645: tty_putcode(tty, code1);
646: }
647: }
648:
1.133 nicm 649: void
650: tty_repeat_space(struct tty *tty, u_int n)
651: {
652: while (n-- > 0)
653: tty_putc(tty, ' ');
654: }
655:
1.1 nicm 656: /*
1.119 nicm 657: * Is the region large enough to be worth redrawing once later rather than
658: * probably several times now? Currently yes if it is more than 50% of the
659: * pane.
660: */
661: int
1.194 nicm 662: tty_large_region(__unused struct tty *tty, const struct tty_ctx *ctx)
1.119 nicm 663: {
664: struct window_pane *wp = ctx->wp;
665:
666: return (ctx->orlower - ctx->orupper >= screen_size_y(wp->screen) / 2);
667: }
668:
669: /*
1.176 nicm 670: * Return if BCE is needed but the terminal doesn't have it - it'll need to be
671: * emulated.
672: */
673: int
674: tty_fake_bce(const struct tty *tty, const struct window_pane *wp)
675: {
676: struct grid_cell gc;
677:
678: memcpy(&gc, &grid_default_cell, sizeof gc);
1.203 ! nicm 679: if (wp != NULL)
! 680: tty_default_colours(&gc, wp);
1.176 nicm 681:
682: if (gc.bg == 8 && !(gc.flags & GRID_FLAG_BG256))
683: return (0);
684: return (!tty_term_flag(tty->term, TTYC_BCE));
685: }
686:
687: /*
1.1 nicm 688: * Redraw scroll region using data from screen (already updated). Used when
689: * CSR not supported, or window is a pane that doesn't take up the full
690: * width of the terminal.
691: */
692: void
1.24 nicm 693: tty_redraw_region(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 694: {
1.14 nicm 695: struct window_pane *wp = ctx->wp;
696: struct screen *s = wp->screen;
697: u_int i;
1.1 nicm 698:
699: /*
1.119 nicm 700: * If region is large, schedule a window redraw. In most cases this is
701: * likely to be followed by some more scrolling.
1.1 nicm 702: */
1.119 nicm 703: if (tty_large_region(tty, ctx)) {
1.1 nicm 704: wp->flags |= PANE_REDRAW;
705: return;
706: }
707:
1.14 nicm 708: if (ctx->ocy < ctx->orupper || ctx->ocy > ctx->orlower) {
709: for (i = ctx->ocy; i < screen_size_y(s); i++)
1.176 nicm 710: tty_draw_pane(tty, wp, i, ctx->xoff, ctx->yoff);
1.1 nicm 711: } else {
1.14 nicm 712: for (i = ctx->orupper; i <= ctx->orlower; i++)
1.176 nicm 713: tty_draw_pane(tty, wp, i, ctx->xoff, ctx->yoff);
1.1 nicm 714: }
715: }
716:
717: void
1.176 nicm 718: tty_draw_pane(struct tty *tty, const struct window_pane *wp, u_int py, u_int ox,
719: u_int oy)
720: {
721: tty_draw_line(tty, wp, wp->screen, py, ox, oy);
722: }
723:
724: void
725: tty_draw_line(struct tty *tty, const struct window_pane *wp,
726: struct screen *s, u_int py, u_int ox, u_int oy)
1.1 nicm 727: {
1.193 nicm 728: struct grid_cell gc;
1.46 nicm 729: struct grid_line *gl;
1.1 nicm 730: u_int i, sx;
1.181 nicm 731: int flags;
1.1 nicm 732:
1.181 nicm 733: flags = tty->flags & TTY_NOCURSOR;
734: tty->flags |= TTY_NOCURSOR;
735: tty_update_mode(tty, tty->mode, s);
1.35 nicm 736:
1.1 nicm 737: sx = screen_size_x(s);
1.19 nicm 738: if (sx > s->grid->linedata[s->grid->hsize + py].cellsize)
739: sx = s->grid->linedata[s->grid->hsize + py].cellsize;
1.1 nicm 740: if (sx > tty->sx)
741: sx = tty->sx;
742:
1.46 nicm 743: /*
1.174 nicm 744: * Don't move the cursor to the start position if it will wrap there
1.50 nicm 745: * itself.
1.46 nicm 746: */
747: gl = NULL;
748: if (py != 0)
749: gl = &s->grid->linedata[s->grid->hsize + py - 1];
1.83 nicm 750: if (oy + py == 0 || gl == NULL || !(gl->flags & GRID_LINE_WRAPPED) ||
1.47 nicm 751: tty->cx < tty->sx || ox != 0 ||
752: (oy + py != tty->cy + 1 && tty->cy != s->rlower + oy))
1.46 nicm 753: tty_cursor(tty, ox, oy + py);
754:
1.1 nicm 755: for (i = 0; i < sx; i++) {
1.193 nicm 756: grid_view_get_cell(s->grid, i, py, &gc);
1.1 nicm 757: if (screen_check_selection(s, i, py)) {
1.193 nicm 758: gc.flags &= ~(GRID_FLAG_FG256|GRID_FLAG_BG256);
759: gc.flags |= s->sel.cell.flags &
1.38 nicm 760: (GRID_FLAG_FG256|GRID_FLAG_BG256);
1.193 nicm 761: }
762: tty_cell(tty, &gc, wp);
1.1 nicm 763: }
764:
1.181 nicm 765: if (sx < tty->sx) {
766: tty_attributes(tty, &grid_default_cell, wp);
767:
768: tty_cursor(tty, ox + sx, oy + py);
769: if (sx != screen_size_x(s) &&
770: ox + screen_size_x(s) >= tty->sx &&
771: tty_term_has(tty->term, TTYC_EL) &&
772: !tty_fake_bce(tty, wp))
773: tty_putcode(tty, TTYC_EL);
774: else
775: tty_repeat_space(tty, screen_size_x(s) - sx);
1.35 nicm 776: }
1.1 nicm 777:
1.181 nicm 778: tty->flags = (tty->flags & ~TTY_NOCURSOR) | flags;
1.107 nicm 779: tty_update_mode(tty, tty->mode, s);
1.15 nicm 780: }
781:
1.201 nicm 782: static int
1.182 nicm 783: tty_client_ready(struct client *c, struct window_pane *wp)
784: {
785: if (c->session == NULL || c->tty.term == NULL)
786: return (0);
787: if (c->flags & CLIENT_SUSPENDED)
788: return (0);
789: if (c->tty.flags & TTY_FREEZE)
790: return (0);
791: if (c->session->curw->window != wp->window)
792: return (0);
793: return (1);
794: }
795:
1.15 nicm 796: void
1.182 nicm 797: tty_write(void (*cmdfn)(struct tty *, const struct tty_ctx *),
798: struct tty_ctx *ctx)
1.15 nicm 799: {
800: struct window_pane *wp = ctx->wp;
801: struct client *c;
802:
1.75 nicm 803: /* wp can be NULL if updating the screen but not the terminal. */
1.15 nicm 804: if (wp == NULL)
805: return;
806:
807: if (wp->window->flags & WINDOW_REDRAW || wp->flags & PANE_REDRAW)
808: return;
1.129 nicm 809: if (!window_pane_visible(wp) || wp->flags & PANE_DROP)
1.15 nicm 810: return;
811:
1.178 nicm 812: TAILQ_FOREACH(c, &clients, entry) {
1.182 nicm 813: if (!tty_client_ready(c, wp))
1.15 nicm 814: continue;
815:
1.139 nicm 816: ctx->xoff = wp->xoff;
817: ctx->yoff = wp->yoff;
818: if (status_at_line(c) == 0)
819: ctx->yoff++;
1.113 nicm 820:
1.139 nicm 821: cmdfn(&c->tty, ctx);
1.1 nicm 822: }
823: }
824:
825: void
1.24 nicm 826: tty_cmd_insertcharacter(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 827: {
1.77 nicm 828: struct window_pane *wp = ctx->wp;
1.1 nicm 829:
1.135 nicm 830: if (!tty_pane_full_width(tty, ctx)) {
1.176 nicm 831: tty_draw_pane(tty, wp, ctx->ocy, ctx->xoff, ctx->yoff);
1.1 nicm 832: return;
833: }
834:
1.176 nicm 835: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 836:
1.77 nicm 837: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.41 nicm 838:
1.176 nicm 839: if (!tty_fake_bce(tty, wp) && (tty_term_has(tty->term, TTYC_ICH) ||
840: tty_term_has(tty->term, TTYC_ICH1)))
1.12 nicm 841: tty_emulate_repeat(tty, TTYC_ICH, TTYC_ICH1, ctx->num);
1.134 nicm 842: else
1.176 nicm 843: tty_draw_pane(tty, wp, ctx->ocy, ctx->xoff, ctx->yoff);
1.1 nicm 844: }
845:
846: void
1.24 nicm 847: tty_cmd_deletecharacter(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 848: {
1.77 nicm 849: struct window_pane *wp = ctx->wp;
1.1 nicm 850:
1.176 nicm 851: if (!tty_pane_full_width(tty, ctx) || tty_fake_bce(tty, wp) ||
1.26 nicm 852: (!tty_term_has(tty->term, TTYC_DCH) &&
853: !tty_term_has(tty->term, TTYC_DCH1))) {
1.176 nicm 854: tty_draw_pane(tty, wp, ctx->ocy, ctx->xoff, ctx->yoff);
1.1 nicm 855: return;
856: }
857:
1.176 nicm 858: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 859:
1.77 nicm 860: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.41 nicm 861:
1.26 nicm 862: if (tty_term_has(tty->term, TTYC_DCH) ||
863: tty_term_has(tty->term, TTYC_DCH1))
864: tty_emulate_repeat(tty, TTYC_DCH, TTYC_DCH1, ctx->num);
1.146 nicm 865: }
866:
867: void
868: tty_cmd_clearcharacter(struct tty *tty, const struct tty_ctx *ctx)
869: {
870: u_int i;
871:
1.176 nicm 872: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.146 nicm 873:
874: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
875:
1.176 nicm 876: if (tty_term_has(tty->term, TTYC_ECH) && !tty_fake_bce(tty, ctx->wp))
1.146 nicm 877: tty_putcode1(tty, TTYC_ECH, ctx->num);
878: else {
879: for (i = 0; i < ctx->num; i++)
880: tty_putc(tty, ' ');
881: }
1.1 nicm 882: }
883:
884: void
1.24 nicm 885: tty_cmd_insertline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 886: {
1.176 nicm 887: if (!tty_pane_full_width(tty, ctx) || tty_fake_bce(tty, ctx->wp) ||
1.77 nicm 888: !tty_term_has(tty->term, TTYC_CSR) ||
1.72 nicm 889: !tty_term_has(tty->term, TTYC_IL1)) {
1.14 nicm 890: tty_redraw_region(tty, ctx);
1.1 nicm 891: return;
892: }
893:
1.176 nicm 894: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.1 nicm 895:
1.77 nicm 896: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
897: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 898:
1.12 nicm 899: tty_emulate_repeat(tty, TTYC_IL, TTYC_IL1, ctx->num);
1.1 nicm 900: }
901:
902: void
1.24 nicm 903: tty_cmd_deleteline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 904: {
1.176 nicm 905: if (!tty_pane_full_width(tty, ctx) || tty_fake_bce(tty, ctx->wp) ||
1.72 nicm 906: !tty_term_has(tty->term, TTYC_CSR) ||
907: !tty_term_has(tty->term, TTYC_DL1)) {
1.14 nicm 908: tty_redraw_region(tty, ctx);
1.1 nicm 909: return;
910: }
911:
1.176 nicm 912: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.1 nicm 913:
1.77 nicm 914: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
915: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 916:
1.12 nicm 917: tty_emulate_repeat(tty, TTYC_DL, TTYC_DL1, ctx->num);
1.1 nicm 918: }
919:
920: void
1.24 nicm 921: tty_cmd_clearline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 922: {
1.77 nicm 923: struct window_pane *wp = ctx->wp;
1.12 nicm 924: struct screen *s = wp->screen;
1.1 nicm 925:
1.176 nicm 926: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 927:
1.77 nicm 928: tty_cursor_pane(tty, ctx, 0, ctx->ocy);
1.41 nicm 929:
1.176 nicm 930: if (tty_pane_full_width(tty, ctx) && !tty_fake_bce(tty, wp) &&
931: tty_term_has(tty->term, TTYC_EL))
1.1 nicm 932: tty_putcode(tty, TTYC_EL);
1.133 nicm 933: else
934: tty_repeat_space(tty, screen_size_x(s));
1.1 nicm 935: }
936:
937: void
1.24 nicm 938: tty_cmd_clearendofline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 939: {
1.77 nicm 940: struct window_pane *wp = ctx->wp;
1.12 nicm 941: struct screen *s = wp->screen;
1.1 nicm 942:
1.176 nicm 943: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 944:
1.41 nicm 945: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
946:
1.176 nicm 947: if (tty_pane_full_width(tty, ctx) &&
948: tty_term_has(tty->term, TTYC_EL) && !tty_fake_bce(tty, wp))
1.1 nicm 949: tty_putcode(tty, TTYC_EL);
1.133 nicm 950: else
951: tty_repeat_space(tty, screen_size_x(s) - ctx->ocx);
1.1 nicm 952: }
953:
954: void
1.24 nicm 955: tty_cmd_clearstartofline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 956: {
1.176 nicm 957: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.1 nicm 958:
1.176 nicm 959: if (ctx->xoff == 0 && tty_term_has(tty->term, TTYC_EL1) &&
960: !tty_fake_bce(tty, ctx->wp)) {
1.41 nicm 961: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 962: tty_putcode(tty, TTYC_EL1);
963: } else {
1.41 nicm 964: tty_cursor_pane(tty, ctx, 0, ctx->ocy);
1.133 nicm 965: tty_repeat_space(tty, ctx->ocx + 1);
1.1 nicm 966: }
967: }
968:
969: void
1.24 nicm 970: tty_cmd_reverseindex(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 971: {
1.56 nicm 972: if (ctx->ocy != ctx->orupper)
973: return;
974:
1.176 nicm 975: if (!tty_pane_full_width(tty, ctx) || tty_fake_bce(tty, ctx->wp) ||
1.70 nicm 976: !tty_term_has(tty->term, TTYC_CSR) ||
977: !tty_term_has(tty->term, TTYC_RI)) {
1.14 nicm 978: tty_redraw_region(tty, ctx);
1.1 nicm 979: return;
980: }
981:
1.176 nicm 982: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.77 nicm 983:
1.56 nicm 984: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
985: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->orupper);
1.77 nicm 986:
1.56 nicm 987: tty_putcode(tty, TTYC_RI);
1.1 nicm 988: }
989:
990: void
1.24 nicm 991: tty_cmd_linefeed(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 992: {
1.77 nicm 993: struct window_pane *wp = ctx->wp;
1.1 nicm 994:
1.56 nicm 995: if (ctx->ocy != ctx->orlower)
996: return;
997:
1.176 nicm 998: if (!tty_pane_full_width(tty, ctx) || tty_fake_bce(tty, wp) ||
1.1 nicm 999: !tty_term_has(tty->term, TTYC_CSR)) {
1.128 nicm 1000: if (tty_large_region(tty, ctx))
1001: wp->flags |= PANE_REDRAW;
1.140 nicm 1002: else
1.128 nicm 1003: tty_redraw_region(tty, ctx);
1.1 nicm 1004: return;
1005: }
1.52 nicm 1006:
1007: /*
1008: * If this line wrapped naturally (ctx->num is nonzero), don't do
1009: * anything - the cursor can just be moved to the last cell and wrap
1010: * naturally.
1011: */
1012: if (ctx->num && !(tty->term->flags & TERM_EARLYWRAP))
1013: return;
1.1 nicm 1014:
1.176 nicm 1015: tty_attributes(tty, &grid_default_cell, wp);
1.77 nicm 1016:
1.56 nicm 1017: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1018: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.77 nicm 1019:
1.56 nicm 1020: tty_putc(tty, '\n');
1.1 nicm 1021: }
1022:
1023: void
1.24 nicm 1024: tty_cmd_clearendofscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1025: {
1.77 nicm 1026: struct window_pane *wp = ctx->wp;
1.12 nicm 1027: struct screen *s = wp->screen;
1028: u_int i, j;
1.1 nicm 1029:
1.176 nicm 1030: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 1031:
1.39 nicm 1032: tty_region_pane(tty, ctx, 0, screen_size_y(s) - 1);
1.41 nicm 1033: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.39 nicm 1034:
1.176 nicm 1035: if (tty_pane_full_width(tty, ctx) &&
1036: tty_term_has(tty->term, TTYC_EL) && !tty_fake_bce(tty, wp)) {
1.1 nicm 1037: tty_putcode(tty, TTYC_EL);
1.14 nicm 1038: if (ctx->ocy != screen_size_y(s) - 1) {
1.41 nicm 1039: tty_cursor_pane(tty, ctx, 0, ctx->ocy + 1);
1.14 nicm 1040: for (i = ctx->ocy + 1; i < screen_size_y(s); i++) {
1.1 nicm 1041: tty_putcode(tty, TTYC_EL);
1042: if (i == screen_size_y(s) - 1)
1043: continue;
1044: tty_emulate_repeat(tty, TTYC_CUD, TTYC_CUD1, 1);
1045: tty->cy++;
1046: }
1047: }
1048: } else {
1.133 nicm 1049: tty_repeat_space(tty, screen_size_x(s) - ctx->ocx);
1.68 nicm 1050: for (j = ctx->ocy + 1; j < screen_size_y(s); j++) {
1.41 nicm 1051: tty_cursor_pane(tty, ctx, 0, j);
1.133 nicm 1052: tty_repeat_space(tty, screen_size_x(s));
1.1 nicm 1053: }
1054: }
1055: }
1056:
1057: void
1.24 nicm 1058: tty_cmd_clearstartofscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1059: {
1.77 nicm 1060: struct window_pane *wp = ctx->wp;
1.12 nicm 1061: struct screen *s = wp->screen;
1062: u_int i, j;
1.1 nicm 1063:
1.176 nicm 1064: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 1065:
1.39 nicm 1066: tty_region_pane(tty, ctx, 0, screen_size_y(s) - 1);
1.41 nicm 1067: tty_cursor_pane(tty, ctx, 0, 0);
1.39 nicm 1068:
1.176 nicm 1069: if (tty_pane_full_width(tty, ctx) &&
1070: tty_term_has(tty->term, TTYC_EL) && !tty_fake_bce(tty, wp)) {
1.14 nicm 1071: for (i = 0; i < ctx->ocy; i++) {
1.1 nicm 1072: tty_putcode(tty, TTYC_EL);
1073: tty_emulate_repeat(tty, TTYC_CUD, TTYC_CUD1, 1);
1074: tty->cy++;
1075: }
1076: } else {
1.14 nicm 1077: for (j = 0; j < ctx->ocy; j++) {
1.41 nicm 1078: tty_cursor_pane(tty, ctx, 0, j);
1.133 nicm 1079: tty_repeat_space(tty, screen_size_x(s));
1.1 nicm 1080: }
1081: }
1.133 nicm 1082: tty_repeat_space(tty, ctx->ocx + 1);
1.1 nicm 1083: }
1084:
1085: void
1.24 nicm 1086: tty_cmd_clearscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1087: {
1.77 nicm 1088: struct window_pane *wp = ctx->wp;
1.12 nicm 1089: struct screen *s = wp->screen;
1090: u_int i, j;
1.1 nicm 1091:
1.176 nicm 1092: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 1093:
1.39 nicm 1094: tty_region_pane(tty, ctx, 0, screen_size_y(s) - 1);
1.41 nicm 1095: tty_cursor_pane(tty, ctx, 0, 0);
1.39 nicm 1096:
1.176 nicm 1097: if (tty_pane_full_width(tty, ctx) &&
1098: tty_term_has(tty->term, TTYC_EL) && !tty_fake_bce(tty, wp)) {
1.1 nicm 1099: for (i = 0; i < screen_size_y(s); i++) {
1100: tty_putcode(tty, TTYC_EL);
1101: if (i != screen_size_y(s) - 1) {
1102: tty_emulate_repeat(tty, TTYC_CUD, TTYC_CUD1, 1);
1103: tty->cy++;
1104: }
1105: }
1106: } else {
1107: for (j = 0; j < screen_size_y(s); j++) {
1.41 nicm 1108: tty_cursor_pane(tty, ctx, 0, j);
1.133 nicm 1109: tty_repeat_space(tty, screen_size_x(s));
1.1 nicm 1110: }
1.4 nicm 1111: }
1112: }
1113:
1114: void
1.24 nicm 1115: tty_cmd_alignmenttest(struct tty *tty, const struct tty_ctx *ctx)
1.4 nicm 1116: {
1.12 nicm 1117: struct window_pane *wp = ctx->wp;
1118: struct screen *s = wp->screen;
1119: u_int i, j;
1.4 nicm 1120:
1.176 nicm 1121: tty_attributes(tty, &grid_default_cell, wp);
1.4 nicm 1122:
1.39 nicm 1123: tty_region_pane(tty, ctx, 0, screen_size_y(s) - 1);
1.4 nicm 1124:
1125: for (j = 0; j < screen_size_y(s); j++) {
1.41 nicm 1126: tty_cursor_pane(tty, ctx, 0, j);
1.4 nicm 1127: for (i = 0; i < screen_size_x(s); i++)
1128: tty_putc(tty, 'E');
1.1 nicm 1129: }
1130: }
1131:
1132: void
1.24 nicm 1133: tty_cmd_cell(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1134: {
1.46 nicm 1135: struct window_pane *wp = ctx->wp;
1136: struct screen *s = wp->screen;
1.203 ! nicm 1137: u_int cx, width;
1.46 nicm 1138:
1.203 ! nicm 1139: if (ctx->ocy == ctx->orlower)
! 1140: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1.46 nicm 1141:
1.57 nicm 1142: /* Is the cursor in the very last position? */
1.193 nicm 1143: width = ctx->cell->data.width;
1.102 nicm 1144: if (ctx->ocx > wp->sx - width) {
1.113 nicm 1145: if (ctx->xoff != 0 || wp->sx != tty->sx) {
1.57 nicm 1146: /*
1147: * The pane doesn't fill the entire line, the linefeed
1148: * will already have happened, so just move the cursor.
1149: */
1.125 nicm 1150: if (ctx->ocy != wp->yoff + wp->screen->rlower)
1.122 nicm 1151: tty_cursor_pane(tty, ctx, 0, ctx->ocy + 1);
1152: else
1153: tty_cursor_pane(tty, ctx, 0, ctx->ocy);
1.57 nicm 1154: } else if (tty->cx < tty->sx) {
1155: /*
1156: * The cursor isn't in the last position already, so
1.102 nicm 1157: * move as far left as possible and redraw the last
1.57 nicm 1158: * cell to move into the last position.
1159: */
1.193 nicm 1160: cx = screen_size_x(s) - ctx->last_cell.data.width;
1.50 nicm 1161: tty_cursor_pane(tty, ctx, cx, ctx->ocy);
1.176 nicm 1162: tty_cell(tty, &ctx->last_cell, wp);
1.50 nicm 1163: }
1164: } else
1.46 nicm 1165: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 1166:
1.176 nicm 1167: tty_cell(tty, ctx->cell, wp);
1.1 nicm 1168: }
1169:
1170: void
1.24 nicm 1171: tty_cmd_utf8character(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1172: {
1.53 nicm 1173: struct window_pane *wp = ctx->wp;
1.1 nicm 1174:
1.53 nicm 1175: /*
1176: * Cannot rely on not being a partial character, so just redraw the
1177: * whole line.
1178: */
1.176 nicm 1179: tty_draw_pane(tty, wp, ctx->ocy, ctx->xoff, ctx->yoff);
1.106 nicm 1180: }
1181:
1182: void
1183: tty_cmd_setselection(struct tty *tty, const struct tty_ctx *ctx)
1184: {
1185: char *buf;
1186: size_t off;
1187:
1188: if (!tty_term_has(tty->term, TTYC_MS))
1189: return;
1190:
1191: off = 4 * ((ctx->num + 2) / 3) + 1; /* storage for base64 */
1192: buf = xmalloc(off);
1193:
1194: b64_ntop(ctx->ptr, ctx->num, buf, off);
1195: tty_putcode_ptr2(tty, TTYC_MS, "", buf);
1196:
1.138 nicm 1197: free(buf);
1.100 nicm 1198: }
1199:
1200: void
1201: tty_cmd_rawstring(struct tty *tty, const struct tty_ctx *ctx)
1202: {
1203: u_int i;
1204: u_char *str = ctx->ptr;
1205:
1206: for (i = 0; i < ctx->num; i++)
1207: tty_putc(tty, str[i]);
1.141 nicm 1208:
1209: tty->cx = tty->cy = UINT_MAX;
1210: tty->rupper = tty->rlower = UINT_MAX;
1211:
1.176 nicm 1212: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.141 nicm 1213: tty_cursor(tty, 0, 0);
1.1 nicm 1214: }
1215:
1216: void
1.176 nicm 1217: tty_cell(struct tty *tty, const struct grid_cell *gc,
1218: const struct window_pane *wp)
1.1 nicm 1219: {
1.193 nicm 1220: u_int i;
1.1 nicm 1221:
1222: /* Skip last character if terminal is stupid. */
1223: if (tty->term->flags & TERM_EARLYWRAP &&
1224: tty->cy == tty->sy - 1 && tty->cx == tty->sx - 1)
1225: return;
1226:
1227: /* If this is a padding character, do nothing. */
1228: if (gc->flags & GRID_FLAG_PADDING)
1229: return;
1230:
1231: /* Set the attributes. */
1.176 nicm 1232: tty_attributes(tty, gc, wp);
1.1 nicm 1233:
1.147 nicm 1234: /* Get the cell and if ASCII write with putc to do ACS translation. */
1.193 nicm 1235: if (gc->data.size == 1) {
1236: if (*gc->data.data < 0x20 || *gc->data.data == 0x7f)
1.1 nicm 1237: return;
1.193 nicm 1238: tty_putc(tty, *gc->data.data);
1.1 nicm 1239: return;
1240: }
1241:
1.147 nicm 1242: /* If not UTF-8, write _. */
1.1 nicm 1243: if (!(tty->flags & TTY_UTF8)) {
1.193 nicm 1244: for (i = 0; i < gc->data.width; i++)
1.1 nicm 1245: tty_putc(tty, '_');
1246: return;
1247: }
1248:
1.147 nicm 1249: /* Write the data. */
1.193 nicm 1250: tty_putn(tty, gc->data.data, gc->data.size, gc->data.width);
1.1 nicm 1251: }
1252:
1253: void
1254: tty_reset(struct tty *tty)
1255: {
1256: struct grid_cell *gc = &tty->cell;
1257:
1258: if (memcmp(gc, &grid_default_cell, sizeof *gc) == 0)
1259: return;
1260:
1.90 nicm 1261: if ((gc->attr & GRID_ATTR_CHARSET) && tty_use_acs(tty))
1.1 nicm 1262: tty_putcode(tty, TTYC_RMACS);
1263: tty_putcode(tty, TTYC_SGR0);
1264: memcpy(gc, &grid_default_cell, sizeof *gc);
1265: }
1266:
1.40 nicm 1267: /* Set region inside pane. */
1.1 nicm 1268: void
1.196 nicm 1269: tty_region_pane(struct tty *tty, const struct tty_ctx *ctx, u_int rupper,
1270: u_int rlower)
1.1 nicm 1271: {
1.113 nicm 1272: tty_region(tty, ctx->yoff + rupper, ctx->yoff + rlower);
1.39 nicm 1273: }
1274:
1.40 nicm 1275: /* Set region at absolute position. */
1.39 nicm 1276: void
1.40 nicm 1277: tty_region(struct tty *tty, u_int rupper, u_int rlower)
1.39 nicm 1278: {
1279: if (tty->rlower == rlower && tty->rupper == rupper)
1280: return;
1.1 nicm 1281: if (!tty_term_has(tty->term, TTYC_CSR))
1282: return;
1.39 nicm 1283:
1284: tty->rupper = rupper;
1285: tty->rlower = rlower;
1.55 nicm 1286:
1287: /*
1288: * Some terminals (such as PuTTY) do not correctly reset the cursor to
1289: * 0,0 if it is beyond the last column (they do not reset their wrap
1290: * flag so further output causes a line feed). As a workaround, do an
1291: * explicit move to 0 first.
1292: */
1293: if (tty->cx >= tty->sx)
1294: tty_cursor(tty, 0, tty->cy);
1.42 nicm 1295:
1.39 nicm 1296: tty_putcode2(tty, TTYC_CSR, tty->rupper, tty->rlower);
1.78 nicm 1297: tty_cursor(tty, 0, 0);
1.1 nicm 1298: }
1299:
1.42 nicm 1300: /* Move cursor inside pane. */
1.1 nicm 1301: void
1.41 nicm 1302: tty_cursor_pane(struct tty *tty, const struct tty_ctx *ctx, u_int cx, u_int cy)
1303: {
1.113 nicm 1304: tty_cursor(tty, ctx->xoff + cx, ctx->yoff + cy);
1.41 nicm 1305: }
1306:
1.42 nicm 1307: /* Move cursor to absolute position. */
1.41 nicm 1308: void
1309: tty_cursor(struct tty *tty, u_int cx, u_int cy)
1.1 nicm 1310: {
1.42 nicm 1311: struct tty_term *term = tty->term;
1312: u_int thisx, thisy;
1313: int change;
1.77 nicm 1314:
1.42 nicm 1315: if (cx > tty->sx - 1)
1316: cx = tty->sx - 1;
1317:
1318: thisx = tty->cx;
1319: thisy = tty->cy;
1320:
1321: /* No change. */
1322: if (cx == thisx && cy == thisy)
1323: return;
1324:
1.43 nicm 1325: /* Very end of the line, just use absolute movement. */
1326: if (thisx > tty->sx - 1)
1327: goto absolute;
1328:
1.42 nicm 1329: /* Move to home position (0, 0). */
1330: if (cx == 0 && cy == 0 && tty_term_has(term, TTYC_HOME)) {
1331: tty_putcode(tty, TTYC_HOME);
1332: goto out;
1333: }
1334:
1335: /* Zero on the next line. */
1.48 nicm 1336: if (cx == 0 && cy == thisy + 1 && thisy != tty->rlower) {
1.1 nicm 1337: tty_putc(tty, '\r');
1.42 nicm 1338: tty_putc(tty, '\n');
1339: goto out;
1340: }
1341:
1.45 nicm 1342: /* Moving column or row. */
1.42 nicm 1343: if (cy == thisy) {
1.45 nicm 1344: /*
1345: * Moving column only, row staying the same.
1346: */
1347:
1.42 nicm 1348: /* To left edge. */
1.202 nicm 1349: if (cx == 0) {
1.42 nicm 1350: tty_putc(tty, '\r');
1351: goto out;
1352: }
1353:
1354: /* One to the left. */
1355: if (cx == thisx - 1 && tty_term_has(term, TTYC_CUB1)) {
1356: tty_putcode(tty, TTYC_CUB1);
1357: goto out;
1358: }
1359:
1360: /* One to the right. */
1361: if (cx == thisx + 1 && tty_term_has(term, TTYC_CUF1)) {
1362: tty_putcode(tty, TTYC_CUF1);
1363: goto out;
1364: }
1365:
1366: /* Calculate difference. */
1367: change = thisx - cx; /* +ve left, -ve right */
1368:
1369: /*
1370: * Use HPA if change is larger than absolute, otherwise move
1371: * the cursor with CUB/CUF.
1372: */
1.87 nicm 1373: if ((u_int) abs(change) > cx && tty_term_has(term, TTYC_HPA)) {
1.42 nicm 1374: tty_putcode1(tty, TTYC_HPA, cx);
1375: goto out;
1376: } else if (change > 0 && tty_term_has(term, TTYC_CUB)) {
1.202 nicm 1377: if (change == 2 && tty_term_has(term, TTYC_CUB1)) {
1378: tty_putcode(tty, TTYC_CUB1);
1379: tty_putcode(tty, TTYC_CUB1);
1380: goto out;
1381: }
1.42 nicm 1382: tty_putcode1(tty, TTYC_CUB, change);
1383: goto out;
1384: } else if (change < 0 && tty_term_has(term, TTYC_CUF)) {
1385: tty_putcode1(tty, TTYC_CUF, -change);
1386: goto out;
1387: }
1.45 nicm 1388: } else if (cx == thisx) {
1389: /*
1390: * Moving row only, column staying the same.
1391: */
1.42 nicm 1392:
1393: /* One above. */
1.77 nicm 1394: if (thisy != tty->rupper &&
1.42 nicm 1395: cy == thisy - 1 && tty_term_has(term, TTYC_CUU1)) {
1396: tty_putcode(tty, TTYC_CUU1);
1397: goto out;
1398: }
1399:
1400: /* One below. */
1.49 nicm 1401: if (thisy != tty->rlower &&
1.42 nicm 1402: cy == thisy + 1 && tty_term_has(term, TTYC_CUD1)) {
1403: tty_putcode(tty, TTYC_CUD1);
1404: goto out;
1405: }
1406:
1407: /* Calculate difference. */
1408: change = thisy - cy; /* +ve up, -ve down */
1409:
1410: /*
1.77 nicm 1411: * Try to use VPA if change is larger than absolute or if this
1412: * change would cross the scroll region, otherwise use CUU/CUD.
1.42 nicm 1413: */
1.87 nicm 1414: if ((u_int) abs(change) > cy ||
1.42 nicm 1415: (change < 0 && cy - change > tty->rlower) ||
1.44 nicm 1416: (change > 0 && cy - change < tty->rupper)) {
1417: if (tty_term_has(term, TTYC_VPA)) {
1418: tty_putcode1(tty, TTYC_VPA, cy);
1419: goto out;
1420: }
1.42 nicm 1421: } else if (change > 0 && tty_term_has(term, TTYC_CUU)) {
1422: tty_putcode1(tty, TTYC_CUU, change);
1423: goto out;
1424: } else if (change < 0 && tty_term_has(term, TTYC_CUD)) {
1425: tty_putcode1(tty, TTYC_CUD, -change);
1426: goto out;
1427: }
1428: }
1429:
1.43 nicm 1430: absolute:
1.42 nicm 1431: /* Absolute movement. */
1432: tty_putcode2(tty, TTYC_CUP, cy, cx);
1433:
1434: out:
1435: tty->cx = cx;
1436: tty->cy = cy;
1.1 nicm 1437: }
1438:
1439: void
1.176 nicm 1440: tty_attributes(struct tty *tty, const struct grid_cell *gc,
1441: const struct window_pane *wp)
1.1 nicm 1442: {
1.63 nicm 1443: struct grid_cell *tc = &tty->cell, gc2;
1.85 nicm 1444: u_char changed;
1.61 nicm 1445:
1.85 nicm 1446: memcpy(&gc2, gc, sizeof gc2);
1.203 ! nicm 1447: if (wp != NULL)
! 1448: tty_default_colours(&gc2, wp);
1.63 nicm 1449:
1.18 nicm 1450: /*
1451: * If no setab, try to use the reverse attribute as a best-effort for a
1452: * non-default background. This is a bit of a hack but it doesn't do
1453: * any serious harm and makes a couple of applications happier.
1454: */
1455: if (!tty_term_has(tty->term, TTYC_SETAB)) {
1.85 nicm 1456: if (gc2.attr & GRID_ATTR_REVERSE) {
1457: if (gc2.fg != 7 && gc2.fg != 8)
1.64 nicm 1458: gc2.attr &= ~GRID_ATTR_REVERSE;
1.18 nicm 1459: } else {
1.85 nicm 1460: if (gc2.bg != 0 && gc2.bg != 8)
1.64 nicm 1461: gc2.attr |= GRID_ATTR_REVERSE;
1.18 nicm 1462: }
1463: }
1.1 nicm 1464:
1.85 nicm 1465: /* Fix up the colours if necessary. */
1466: tty_check_fg(tty, &gc2);
1467: tty_check_bg(tty, &gc2);
1468:
1.64 nicm 1469: /* If any bits are being cleared, reset everything. */
1.85 nicm 1470: if (tc->attr & ~gc2.attr)
1.64 nicm 1471: tty_reset(tty);
1472:
1473: /*
1474: * Set the colours. This may call tty_reset() (so it comes next) and
1475: * may add to (NOT remove) the desired attributes by changing new_attr.
1476: */
1.85 nicm 1477: tty_colours(tty, &gc2);
1.64 nicm 1478:
1.1 nicm 1479: /* Filter out attribute bits already set. */
1.85 nicm 1480: changed = gc2.attr & ~tc->attr;
1481: tc->attr = gc2.attr;
1.1 nicm 1482:
1483: /* Set the attributes. */
1484: if (changed & GRID_ATTR_BRIGHT)
1485: tty_putcode(tty, TTYC_BOLD);
1486: if (changed & GRID_ATTR_DIM)
1487: tty_putcode(tty, TTYC_DIM);
1.180 nicm 1488: if (changed & GRID_ATTR_ITALICS)
1489: tty_set_italics(tty);
1.1 nicm 1490: if (changed & GRID_ATTR_UNDERSCORE)
1491: tty_putcode(tty, TTYC_SMUL);
1492: if (changed & GRID_ATTR_BLINK)
1493: tty_putcode(tty, TTYC_BLINK);
1494: if (changed & GRID_ATTR_REVERSE) {
1495: if (tty_term_has(tty->term, TTYC_REV))
1496: tty_putcode(tty, TTYC_REV);
1497: else if (tty_term_has(tty->term, TTYC_SMSO))
1498: tty_putcode(tty, TTYC_SMSO);
1499: }
1500: if (changed & GRID_ATTR_HIDDEN)
1501: tty_putcode(tty, TTYC_INVIS);
1.90 nicm 1502: if ((changed & GRID_ATTR_CHARSET) && tty_use_acs(tty))
1.1 nicm 1503: tty_putcode(tty, TTYC_SMACS);
1504: }
1505:
1.61 nicm 1506: void
1.85 nicm 1507: tty_colours(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 1508: {
1.61 nicm 1509: struct grid_cell *tc = &tty->cell;
1.62 nicm 1510: int have_ax, fg_default, bg_default;
1.61 nicm 1511:
1512: /* No changes? Nothing is necessary. */
1.199 nicm 1513: if (tty_same_colours(gc, tc))
1.63 nicm 1514: return;
1.1 nicm 1515:
1.61 nicm 1516: /*
1517: * Is either the default colour? This is handled specially because the
1518: * best solution might be to reset both colours to default, in which
1519: * case if only one is default need to fall onward to set the other
1520: * colour.
1521: */
1.199 nicm 1522: fg_default = tty_is_fg(gc, 8);
1523: bg_default = tty_is_bg(gc, 8);
1.61 nicm 1524: if (fg_default || bg_default) {
1525: /*
1526: * If don't have AX but do have op, send sgr0 (op can't
1527: * actually be used because it is sometimes the same as sgr0
1528: * and sometimes isn't). This resets both colours to default.
1529: *
1530: * Otherwise, try to set the default colour only as needed.
1531: */
1.174 nicm 1532: have_ax = tty_term_flag(tty->term, TTYC_AX);
1.61 nicm 1533: if (!have_ax && tty_term_has(tty->term, TTYC_OP))
1534: tty_reset(tty);
1535: else {
1.199 nicm 1536: if (fg_default && !tty_is_fg(tc, 8)) {
1.61 nicm 1537: if (have_ax)
1538: tty_puts(tty, "\033[39m");
1.199 nicm 1539: else if (!tty_is_fg(tc, 7))
1.61 nicm 1540: tty_putcode1(tty, TTYC_SETAF, 7);
1541: tc->fg = 8;
1.199 nicm 1542: tc->flags &= ~(GRID_FLAG_FG256|GRID_FLAG_FGRGB);
1.61 nicm 1543: }
1.199 nicm 1544: if (bg_default && !tty_is_bg(tc, 8)) {
1.77 nicm 1545: if (have_ax)
1.61 nicm 1546: tty_puts(tty, "\033[49m");
1.199 nicm 1547: else if (!tty_is_bg(tc, 0))
1.61 nicm 1548: tty_putcode1(tty, TTYC_SETAB, 0);
1549: tc->bg = 8;
1.199 nicm 1550: tc->flags &= ~(GRID_FLAG_BG256|GRID_FLAG_BGRGB);
1.61 nicm 1551: }
1552: }
1553: }
1.1 nicm 1554:
1.61 nicm 1555: /* Set the foreground colour. */
1.199 nicm 1556: if (!fg_default && !tty_same_fg(gc, tc))
1.85 nicm 1557: tty_colours_fg(tty, gc);
1.1 nicm 1558:
1.61 nicm 1559: /*
1560: * Set the background colour. This must come after the foreground as
1561: * tty_colour_fg() can call tty_reset().
1562: */
1.199 nicm 1563: if (!bg_default && !tty_same_bg(gc, tc))
1.73 nicm 1564: tty_colours_bg(tty, gc);
1.1 nicm 1565: }
1566:
1567: void
1.85 nicm 1568: tty_check_fg(struct tty *tty, struct grid_cell *gc)
1569: {
1.199 nicm 1570: struct grid_cell_rgb *rgb = &gc->fg_rgb;
1571: u_int colours;
1.85 nicm 1572:
1.199 nicm 1573: /* Is this a 24-bit colour? */
1574: if (gc->flags & GRID_FLAG_FGRGB) {
1575: /* Not a 24-bit terminal? Translate to 256-colour palette. */
1576: if (!tty_term_flag(tty->term, TTYC_TC)) {
1577: gc->flags &= ~GRID_FLAG_FGRGB;
1578: gc->flags |= GRID_FLAG_FG256;
1579: gc->fg = colour_find_rgb(rgb->r, rgb->g, rgb->b);
1580: }
1.200 nicm 1581: else
1582: return;
1.199 nicm 1583: }
1.175 nicm 1584: colours = tty_term_number(tty->term, TTYC_COLORS);
1585:
1.85 nicm 1586: /* Is this a 256-colour colour? */
1587: if (gc->flags & GRID_FLAG_FG256) {
1588: /* And not a 256 colour mode? */
1.158 nicm 1589: if (!(tty->term->flags & TERM_256COLOURS) &&
1.85 nicm 1590: !(tty->term_flags & TERM_256COLOURS)) {
1591: gc->fg = colour_256to16(gc->fg);
1592: if (gc->fg & 8) {
1593: gc->fg &= 7;
1.175 nicm 1594: if (colours >= 16)
1595: gc->fg += 90;
1596: else
1597: gc->attr |= GRID_ATTR_BRIGHT;
1.85 nicm 1598: } else
1599: gc->attr &= ~GRID_ATTR_BRIGHT;
1600: gc->flags &= ~GRID_FLAG_FG256;
1601: }
1602: return;
1603: }
1604:
1605: /* Is this an aixterm colour? */
1606: if (gc->fg >= 90 && gc->fg <= 97 && colours < 16) {
1607: gc->fg -= 90;
1608: gc->attr |= GRID_ATTR_BRIGHT;
1609: }
1610: }
1611:
1612: void
1613: tty_check_bg(struct tty *tty, struct grid_cell *gc)
1614: {
1.199 nicm 1615: struct grid_cell_rgb *rgb = &gc->bg_rgb;
1616: u_int colours;
1.85 nicm 1617:
1.199 nicm 1618: /* Is this a 24-bit colour? */
1619: if (gc->flags & GRID_FLAG_BGRGB) {
1620: /* Not a 24-bit terminal? Translate to 256-colour palette. */
1621: if (!tty_term_flag(tty->term, TTYC_TC)) {
1622: gc->flags &= ~GRID_FLAG_BGRGB;
1623: gc->flags |= GRID_FLAG_BG256;
1624: gc->bg = colour_find_rgb(rgb->r, rgb->g, rgb->b);
1625: }
1.200 nicm 1626: else
1627: return;
1.199 nicm 1628: }
1.175 nicm 1629: colours = tty_term_number(tty->term, TTYC_COLORS);
1630:
1.85 nicm 1631: /* Is this a 256-colour colour? */
1632: if (gc->flags & GRID_FLAG_BG256) {
1633: /*
1634: * And not a 256 colour mode? Translate to 16-colour
1635: * palette. Bold background doesn't exist portably, so just
1636: * discard the bold bit if set.
1637: */
1.158 nicm 1638: if (!(tty->term->flags & TERM_256COLOURS) &&
1.85 nicm 1639: !(tty->term_flags & TERM_256COLOURS)) {
1640: gc->bg = colour_256to16(gc->bg);
1.175 nicm 1641: if (gc->bg & 8) {
1.85 nicm 1642: gc->bg &= 7;
1.175 nicm 1643: if (colours >= 16)
1644: gc->fg += 90;
1645: }
1.85 nicm 1646: gc->flags &= ~GRID_FLAG_BG256;
1647: }
1648: return;
1649: }
1650:
1651: /* Is this an aixterm colour? */
1.175 nicm 1652: if (gc->bg >= 90 && gc->bg <= 97 && colours < 16)
1.85 nicm 1653: gc->bg -= 90;
1654: }
1655:
1656: void
1657: tty_colours_fg(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 1658: {
1.61 nicm 1659: struct grid_cell *tc = &tty->cell;
1660: u_char fg = gc->fg;
1.79 nicm 1661: char s[32];
1.1 nicm 1662:
1.199 nicm 1663: tc->flags &= ~(GRID_FLAG_FG256|GRID_FLAG_FGRGB);
1664:
1665: /* Is this a 24-bit colour? */
1666: if (gc->flags & GRID_FLAG_FGRGB) {
1667: if (tty_try_rgb(tty, &gc->fg_rgb, "38") == 0)
1668: goto save_fg;
1669: /* Should not get here, already converted in tty_check_fg. */
1670: return;
1671: }
1672:
1.61 nicm 1673: /* Is this a 256-colour colour? */
1.1 nicm 1674: if (gc->flags & GRID_FLAG_FG256) {
1675: if (tty_try_256(tty, fg, "38") == 0)
1.61 nicm 1676: goto save_fg;
1.199 nicm 1677: /* Should not get here, already converted in tty_check_fg. */
1.85 nicm 1678: return;
1.1 nicm 1679: }
1680:
1.79 nicm 1681: /* Is this an aixterm bright colour? */
1682: if (fg >= 90 && fg <= 97) {
1.85 nicm 1683: xsnprintf(s, sizeof s, "\033[%dm", fg);
1684: tty_puts(tty, s);
1685: goto save_fg;
1.79 nicm 1686: }
1687:
1.61 nicm 1688: /* Otherwise set the foreground colour. */
1689: tty_putcode1(tty, TTYC_SETAF, fg);
1690:
1.77 nicm 1691: save_fg:
1.61 nicm 1692: /* Save the new values in the terminal current cell. */
1.199 nicm 1693: if (gc->flags & GRID_FLAG_FGRGB)
1694: memcpy(&tc->fg_rgb, &gc->fg_rgb, sizeof tc->fg_rgb);
1695: else
1696: tc->fg = fg;
1697: tc->flags &= ~(GRID_FLAG_FGRGB|GRID_FLAG_FG256);
1698: tc->flags |= (gc->flags & (GRID_FLAG_FG256|GRID_FLAG_FGRGB));
1.1 nicm 1699: }
1700:
1701: void
1.73 nicm 1702: tty_colours_bg(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 1703: {
1.61 nicm 1704: struct grid_cell *tc = &tty->cell;
1705: u_char bg = gc->bg;
1.79 nicm 1706: char s[32];
1.1 nicm 1707:
1.199 nicm 1708: /* Is this a 24-bit colour? */
1709: if (gc->flags & GRID_FLAG_BGRGB) {
1710: if (tty_try_rgb(tty, &gc->bg_rgb, "48") == 0)
1711: goto save_bg;
1712: /* Should not get here, already converted in tty_check_bg. */
1713: return;
1714: }
1715:
1.61 nicm 1716: /* Is this a 256-colour colour? */
1.1 nicm 1717: if (gc->flags & GRID_FLAG_BG256) {
1718: if (tty_try_256(tty, bg, "48") == 0)
1.61 nicm 1719: goto save_bg;
1.199 nicm 1720: /* Should not get here, already converted in tty_check_bg. */
1.85 nicm 1721: return;
1.79 nicm 1722: }
1723:
1724: /* Is this an aixterm bright colour? */
1.112 nicm 1725: if (bg >= 90 && bg <= 97) {
1.175 nicm 1726: xsnprintf(s, sizeof s, "\033[%dm", bg + 10);
1727: tty_puts(tty, s);
1728: goto save_bg;
1.1 nicm 1729: }
1730:
1.61 nicm 1731: /* Otherwise set the background colour. */
1732: tty_putcode1(tty, TTYC_SETAB, bg);
1733:
1734: save_bg:
1735: /* Save the new values in the terminal current cell. */
1.199 nicm 1736: if (gc->flags & GRID_FLAG_BGRGB)
1737: memcpy(&tc->bg_rgb, &gc->bg_rgb, sizeof tc->bg_rgb);
1738: else
1739: tc->bg = bg;
1740: tc->flags &= ~(GRID_FLAG_BGRGB|GRID_FLAG_BG256);
1741: tc->flags |= (gc->flags & (GRID_FLAG_BG256|GRID_FLAG_BGRGB));
1.61 nicm 1742: }
1743:
1744: int
1745: tty_try_256(struct tty *tty, u_char colour, const char *type)
1746: {
1747: char s[32];
1748:
1.165 nicm 1749: /*
1.189 nicm 1750: * If the user has specified -2 to the client, setaf and setab may not
1751: * work (or they may not want to use them), so send the usual sequence.
1752: */
1753: if (tty->term_flags & TERM_256COLOURS)
1754: goto fallback;
1755:
1756: /*
1.188 nicm 1757: * If the terminfo entry has 256 colours and setaf and setab exist,
1758: * assume that they work correctly.
1.165 nicm 1759: */
1760: if (tty->term->flags & TERM_256COLOURS) {
1.188 nicm 1761: if (*type == '3') {
1762: if (!tty_term_has(tty->term, TTYC_SETAF))
1763: goto fallback;
1.165 nicm 1764: tty_putcode1(tty, TTYC_SETAF, colour);
1.188 nicm 1765: } else {
1766: if (!tty_term_has(tty->term, TTYC_SETAB))
1767: goto fallback;
1.165 nicm 1768: tty_putcode1(tty, TTYC_SETAB, colour);
1.188 nicm 1769: }
1.165 nicm 1770: return (0);
1771: }
1.61 nicm 1772:
1.165 nicm 1773: return (-1);
1.188 nicm 1774:
1775: fallback:
1776: xsnprintf(s, sizeof s, "\033[%s;5;%hhum", type, colour);
1.199 nicm 1777: tty_puts(tty, s);
1778: return (0);
1779: }
1780:
1781: int
1782: tty_try_rgb(struct tty *tty, const struct grid_cell_rgb *rgb, const char *type)
1783: {
1784: char s[32];
1785:
1786: if (!tty_term_flag(tty->term, TTYC_TC))
1787: return (-1);
1788:
1789: xsnprintf(s, sizeof s, "\033[%s;2;%hhu;%hhu;%hhum", type, rgb->r,
1790: rgb->g, rgb->b);
1.188 nicm 1791: tty_puts(tty, s);
1792: return (0);
1.176 nicm 1793: }
1794:
1795: void
1796: tty_default_colours(struct grid_cell *gc, const struct window_pane *wp)
1797: {
1.203 ! nicm 1798: struct window *w = wp->window;
! 1799: struct options *oo = w->options;
! 1800: const struct grid_cell *agc, *pgc, *wgc;
! 1801:
! 1802: if (w->flags & WINDOW_STYLECHANGED) {
! 1803: w->flags &= ~WINDOW_STYLECHANGED;
! 1804: agc = options_get_style(oo, "window-active-style");
! 1805: memcpy(&w->active_style, agc, sizeof w->active_style);
! 1806: wgc = options_get_style(oo, "window-style");
! 1807: memcpy(&w->style, wgc, sizeof w->style);
! 1808: } else {
! 1809: agc = &w->active_style;
! 1810: wgc = &w->style;
! 1811: }
1.176 nicm 1812: pgc = &wp->colgc;
1813:
1814: if (gc->fg == 8 && !(gc->flags & GRID_FLAG_FG256)) {
1815: if (pgc->fg != 8 || (pgc->flags & GRID_FLAG_FG256)) {
1816: gc->fg = pgc->fg;
1817: gc->flags |= (pgc->flags & GRID_FLAG_FG256);
1.203 ! nicm 1818: } else if (wp == w->active &&
1.176 nicm 1819: (agc->fg != 8 || (agc->flags & GRID_FLAG_FG256))) {
1820: gc->fg = agc->fg;
1821: gc->flags |= (agc->flags & GRID_FLAG_FG256);
1822: } else {
1823: gc->fg = wgc->fg;
1824: gc->flags |= (wgc->flags & GRID_FLAG_FG256);
1825: }
1826: }
1827:
1828: if (gc->bg == 8 && !(gc->flags & GRID_FLAG_BG256)) {
1829: if (pgc->bg != 8 || (pgc->flags & GRID_FLAG_BG256)) {
1830: gc->bg = pgc->bg;
1831: gc->flags |= (pgc->flags & GRID_FLAG_BG256);
1.203 ! nicm 1832: } else if (wp == w->active &&
1.176 nicm 1833: (agc->bg != 8 || (agc->flags & GRID_FLAG_BG256))) {
1834: gc->bg = agc->bg;
1835: gc->flags |= (agc->flags & GRID_FLAG_BG256);
1836: } else {
1837: gc->bg = wgc->bg;
1838: gc->flags |= (wgc->flags & GRID_FLAG_BG256);
1839: }
1840: }
1.1 nicm 1841: }