Annotation of src/usr.bin/tmux/tty.c, Revision 1.201
1.201 ! nicm 1: /* $OpenBSD: tty.c,v 1.200 2016/03/03 12:58:15 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);
679: tty_default_colours(&gc, wp);
680:
681: if (gc.bg == 8 && !(gc.flags & GRID_FLAG_BG256))
682: return (0);
683: return (!tty_term_flag(tty->term, TTYC_BCE));
684: }
685:
686: /*
1.1 nicm 687: * Redraw scroll region using data from screen (already updated). Used when
688: * CSR not supported, or window is a pane that doesn't take up the full
689: * width of the terminal.
690: */
691: void
1.24 nicm 692: tty_redraw_region(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 693: {
1.14 nicm 694: struct window_pane *wp = ctx->wp;
695: struct screen *s = wp->screen;
696: u_int i;
1.1 nicm 697:
698: /*
1.119 nicm 699: * If region is large, schedule a window redraw. In most cases this is
700: * likely to be followed by some more scrolling.
1.1 nicm 701: */
1.119 nicm 702: if (tty_large_region(tty, ctx)) {
1.1 nicm 703: wp->flags |= PANE_REDRAW;
704: return;
705: }
706:
1.14 nicm 707: if (ctx->ocy < ctx->orupper || ctx->ocy > ctx->orlower) {
708: for (i = ctx->ocy; i < screen_size_y(s); i++)
1.176 nicm 709: tty_draw_pane(tty, wp, i, ctx->xoff, ctx->yoff);
1.1 nicm 710: } else {
1.14 nicm 711: for (i = ctx->orupper; i <= ctx->orlower; i++)
1.176 nicm 712: tty_draw_pane(tty, wp, i, ctx->xoff, ctx->yoff);
1.1 nicm 713: }
714: }
715:
716: void
1.176 nicm 717: tty_draw_pane(struct tty *tty, const struct window_pane *wp, u_int py, u_int ox,
718: u_int oy)
719: {
720: tty_draw_line(tty, wp, wp->screen, py, ox, oy);
721: }
722:
723: void
724: tty_draw_line(struct tty *tty, const struct window_pane *wp,
725: struct screen *s, u_int py, u_int ox, u_int oy)
1.1 nicm 726: {
1.193 nicm 727: struct grid_cell gc;
1.46 nicm 728: struct grid_line *gl;
1.1 nicm 729: u_int i, sx;
1.181 nicm 730: int flags;
1.1 nicm 731:
1.181 nicm 732: flags = tty->flags & TTY_NOCURSOR;
733: tty->flags |= TTY_NOCURSOR;
734: tty_update_mode(tty, tty->mode, s);
1.35 nicm 735:
1.1 nicm 736: sx = screen_size_x(s);
1.19 nicm 737: if (sx > s->grid->linedata[s->grid->hsize + py].cellsize)
738: sx = s->grid->linedata[s->grid->hsize + py].cellsize;
1.1 nicm 739: if (sx > tty->sx)
740: sx = tty->sx;
741:
1.46 nicm 742: /*
1.174 nicm 743: * Don't move the cursor to the start position if it will wrap there
1.50 nicm 744: * itself.
1.46 nicm 745: */
746: gl = NULL;
747: if (py != 0)
748: gl = &s->grid->linedata[s->grid->hsize + py - 1];
1.83 nicm 749: if (oy + py == 0 || gl == NULL || !(gl->flags & GRID_LINE_WRAPPED) ||
1.47 nicm 750: tty->cx < tty->sx || ox != 0 ||
751: (oy + py != tty->cy + 1 && tty->cy != s->rlower + oy))
1.46 nicm 752: tty_cursor(tty, ox, oy + py);
753:
1.1 nicm 754: for (i = 0; i < sx; i++) {
1.193 nicm 755: grid_view_get_cell(s->grid, i, py, &gc);
1.1 nicm 756: if (screen_check_selection(s, i, py)) {
1.193 nicm 757: gc.flags &= ~(GRID_FLAG_FG256|GRID_FLAG_BG256);
758: gc.flags |= s->sel.cell.flags &
1.38 nicm 759: (GRID_FLAG_FG256|GRID_FLAG_BG256);
1.193 nicm 760: }
761: tty_cell(tty, &gc, wp);
1.1 nicm 762: }
763:
1.181 nicm 764: if (sx < tty->sx) {
765: tty_attributes(tty, &grid_default_cell, wp);
766:
767: tty_cursor(tty, ox + sx, oy + py);
768: if (sx != screen_size_x(s) &&
769: ox + screen_size_x(s) >= tty->sx &&
770: tty_term_has(tty->term, TTYC_EL) &&
771: !tty_fake_bce(tty, wp))
772: tty_putcode(tty, TTYC_EL);
773: else
774: tty_repeat_space(tty, screen_size_x(s) - sx);
1.35 nicm 775: }
1.1 nicm 776:
1.181 nicm 777: tty->flags = (tty->flags & ~TTY_NOCURSOR) | flags;
1.107 nicm 778: tty_update_mode(tty, tty->mode, s);
1.15 nicm 779: }
780:
1.201 ! nicm 781: static int
1.182 nicm 782: tty_client_ready(struct client *c, struct window_pane *wp)
783: {
784: if (c->session == NULL || c->tty.term == NULL)
785: return (0);
786: if (c->flags & CLIENT_SUSPENDED)
787: return (0);
788: if (c->tty.flags & TTY_FREEZE)
789: return (0);
790: if (c->session->curw->window != wp->window)
791: return (0);
792: return (1);
793: }
794:
1.15 nicm 795: void
1.182 nicm 796: tty_write(void (*cmdfn)(struct tty *, const struct tty_ctx *),
797: struct tty_ctx *ctx)
1.15 nicm 798: {
799: struct window_pane *wp = ctx->wp;
800: struct client *c;
801:
1.75 nicm 802: /* wp can be NULL if updating the screen but not the terminal. */
1.15 nicm 803: if (wp == NULL)
804: return;
805:
806: if (wp->window->flags & WINDOW_REDRAW || wp->flags & PANE_REDRAW)
807: return;
1.129 nicm 808: if (!window_pane_visible(wp) || wp->flags & PANE_DROP)
1.15 nicm 809: return;
810:
1.178 nicm 811: TAILQ_FOREACH(c, &clients, entry) {
1.182 nicm 812: if (!tty_client_ready(c, wp))
1.15 nicm 813: continue;
814:
1.139 nicm 815: ctx->xoff = wp->xoff;
816: ctx->yoff = wp->yoff;
817: if (status_at_line(c) == 0)
818: ctx->yoff++;
1.113 nicm 819:
1.139 nicm 820: cmdfn(&c->tty, ctx);
1.1 nicm 821: }
822: }
823:
824: void
1.24 nicm 825: tty_cmd_insertcharacter(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 826: {
1.77 nicm 827: struct window_pane *wp = ctx->wp;
1.1 nicm 828:
1.135 nicm 829: if (!tty_pane_full_width(tty, ctx)) {
1.176 nicm 830: tty_draw_pane(tty, wp, ctx->ocy, ctx->xoff, ctx->yoff);
1.1 nicm 831: return;
832: }
833:
1.176 nicm 834: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 835:
1.77 nicm 836: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.41 nicm 837:
1.176 nicm 838: if (!tty_fake_bce(tty, wp) && (tty_term_has(tty->term, TTYC_ICH) ||
839: tty_term_has(tty->term, TTYC_ICH1)))
1.12 nicm 840: tty_emulate_repeat(tty, TTYC_ICH, TTYC_ICH1, ctx->num);
1.134 nicm 841: else
1.176 nicm 842: tty_draw_pane(tty, wp, ctx->ocy, ctx->xoff, ctx->yoff);
1.1 nicm 843: }
844:
845: void
1.24 nicm 846: tty_cmd_deletecharacter(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 847: {
1.77 nicm 848: struct window_pane *wp = ctx->wp;
1.1 nicm 849:
1.176 nicm 850: if (!tty_pane_full_width(tty, ctx) || tty_fake_bce(tty, wp) ||
1.26 nicm 851: (!tty_term_has(tty->term, TTYC_DCH) &&
852: !tty_term_has(tty->term, TTYC_DCH1))) {
1.176 nicm 853: tty_draw_pane(tty, wp, ctx->ocy, ctx->xoff, ctx->yoff);
1.1 nicm 854: return;
855: }
856:
1.176 nicm 857: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 858:
1.77 nicm 859: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.41 nicm 860:
1.26 nicm 861: if (tty_term_has(tty->term, TTYC_DCH) ||
862: tty_term_has(tty->term, TTYC_DCH1))
863: tty_emulate_repeat(tty, TTYC_DCH, TTYC_DCH1, ctx->num);
1.146 nicm 864: }
865:
866: void
867: tty_cmd_clearcharacter(struct tty *tty, const struct tty_ctx *ctx)
868: {
869: u_int i;
870:
1.176 nicm 871: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.146 nicm 872:
873: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
874:
1.176 nicm 875: if (tty_term_has(tty->term, TTYC_ECH) && !tty_fake_bce(tty, ctx->wp))
1.146 nicm 876: tty_putcode1(tty, TTYC_ECH, ctx->num);
877: else {
878: for (i = 0; i < ctx->num; i++)
879: tty_putc(tty, ' ');
880: }
1.1 nicm 881: }
882:
883: void
1.24 nicm 884: tty_cmd_insertline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 885: {
1.176 nicm 886: if (!tty_pane_full_width(tty, ctx) || tty_fake_bce(tty, ctx->wp) ||
1.77 nicm 887: !tty_term_has(tty->term, TTYC_CSR) ||
1.72 nicm 888: !tty_term_has(tty->term, TTYC_IL1)) {
1.14 nicm 889: tty_redraw_region(tty, ctx);
1.1 nicm 890: return;
891: }
892:
1.176 nicm 893: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.1 nicm 894:
1.77 nicm 895: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
896: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 897:
1.12 nicm 898: tty_emulate_repeat(tty, TTYC_IL, TTYC_IL1, ctx->num);
1.1 nicm 899: }
900:
901: void
1.24 nicm 902: tty_cmd_deleteline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 903: {
1.176 nicm 904: if (!tty_pane_full_width(tty, ctx) || tty_fake_bce(tty, ctx->wp) ||
1.72 nicm 905: !tty_term_has(tty->term, TTYC_CSR) ||
906: !tty_term_has(tty->term, TTYC_DL1)) {
1.14 nicm 907: tty_redraw_region(tty, ctx);
1.1 nicm 908: return;
909: }
910:
1.176 nicm 911: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.1 nicm 912:
1.77 nicm 913: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
914: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 915:
1.12 nicm 916: tty_emulate_repeat(tty, TTYC_DL, TTYC_DL1, ctx->num);
1.1 nicm 917: }
918:
919: void
1.24 nicm 920: tty_cmd_clearline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 921: {
1.77 nicm 922: struct window_pane *wp = ctx->wp;
1.12 nicm 923: struct screen *s = wp->screen;
1.1 nicm 924:
1.176 nicm 925: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 926:
1.77 nicm 927: tty_cursor_pane(tty, ctx, 0, ctx->ocy);
1.41 nicm 928:
1.176 nicm 929: if (tty_pane_full_width(tty, ctx) && !tty_fake_bce(tty, wp) &&
930: tty_term_has(tty->term, TTYC_EL))
1.1 nicm 931: tty_putcode(tty, TTYC_EL);
1.133 nicm 932: else
933: tty_repeat_space(tty, screen_size_x(s));
1.1 nicm 934: }
935:
936: void
1.24 nicm 937: tty_cmd_clearendofline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 938: {
1.77 nicm 939: struct window_pane *wp = ctx->wp;
1.12 nicm 940: struct screen *s = wp->screen;
1.1 nicm 941:
1.176 nicm 942: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 943:
1.41 nicm 944: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
945:
1.176 nicm 946: if (tty_pane_full_width(tty, ctx) &&
947: tty_term_has(tty->term, TTYC_EL) && !tty_fake_bce(tty, wp))
1.1 nicm 948: tty_putcode(tty, TTYC_EL);
1.133 nicm 949: else
950: tty_repeat_space(tty, screen_size_x(s) - ctx->ocx);
1.1 nicm 951: }
952:
953: void
1.24 nicm 954: tty_cmd_clearstartofline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 955: {
1.176 nicm 956: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.1 nicm 957:
1.176 nicm 958: if (ctx->xoff == 0 && tty_term_has(tty->term, TTYC_EL1) &&
959: !tty_fake_bce(tty, ctx->wp)) {
1.41 nicm 960: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 961: tty_putcode(tty, TTYC_EL1);
962: } else {
1.41 nicm 963: tty_cursor_pane(tty, ctx, 0, ctx->ocy);
1.133 nicm 964: tty_repeat_space(tty, ctx->ocx + 1);
1.1 nicm 965: }
966: }
967:
968: void
1.24 nicm 969: tty_cmd_reverseindex(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 970: {
1.56 nicm 971: if (ctx->ocy != ctx->orupper)
972: return;
973:
1.176 nicm 974: if (!tty_pane_full_width(tty, ctx) || tty_fake_bce(tty, ctx->wp) ||
1.70 nicm 975: !tty_term_has(tty->term, TTYC_CSR) ||
976: !tty_term_has(tty->term, TTYC_RI)) {
1.14 nicm 977: tty_redraw_region(tty, ctx);
1.1 nicm 978: return;
979: }
980:
1.176 nicm 981: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.77 nicm 982:
1.56 nicm 983: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
984: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->orupper);
1.77 nicm 985:
1.56 nicm 986: tty_putcode(tty, TTYC_RI);
1.1 nicm 987: }
988:
989: void
1.24 nicm 990: tty_cmd_linefeed(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 991: {
1.77 nicm 992: struct window_pane *wp = ctx->wp;
1.1 nicm 993:
1.56 nicm 994: if (ctx->ocy != ctx->orlower)
995: return;
996:
1.176 nicm 997: if (!tty_pane_full_width(tty, ctx) || tty_fake_bce(tty, wp) ||
1.1 nicm 998: !tty_term_has(tty->term, TTYC_CSR)) {
1.128 nicm 999: if (tty_large_region(tty, ctx))
1000: wp->flags |= PANE_REDRAW;
1.140 nicm 1001: else
1.128 nicm 1002: tty_redraw_region(tty, ctx);
1.1 nicm 1003: return;
1004: }
1.52 nicm 1005:
1006: /*
1007: * If this line wrapped naturally (ctx->num is nonzero), don't do
1008: * anything - the cursor can just be moved to the last cell and wrap
1009: * naturally.
1010: */
1011: if (ctx->num && !(tty->term->flags & TERM_EARLYWRAP))
1012: return;
1.1 nicm 1013:
1.176 nicm 1014: tty_attributes(tty, &grid_default_cell, wp);
1.77 nicm 1015:
1.56 nicm 1016: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1017: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.77 nicm 1018:
1.56 nicm 1019: tty_putc(tty, '\n');
1.1 nicm 1020: }
1021:
1022: void
1.24 nicm 1023: tty_cmd_clearendofscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1024: {
1.77 nicm 1025: struct window_pane *wp = ctx->wp;
1.12 nicm 1026: struct screen *s = wp->screen;
1027: u_int i, j;
1.1 nicm 1028:
1.176 nicm 1029: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 1030:
1.39 nicm 1031: tty_region_pane(tty, ctx, 0, screen_size_y(s) - 1);
1.41 nicm 1032: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.39 nicm 1033:
1.176 nicm 1034: if (tty_pane_full_width(tty, ctx) &&
1035: tty_term_has(tty->term, TTYC_EL) && !tty_fake_bce(tty, wp)) {
1.1 nicm 1036: tty_putcode(tty, TTYC_EL);
1.14 nicm 1037: if (ctx->ocy != screen_size_y(s) - 1) {
1.41 nicm 1038: tty_cursor_pane(tty, ctx, 0, ctx->ocy + 1);
1.14 nicm 1039: for (i = ctx->ocy + 1; i < screen_size_y(s); i++) {
1.1 nicm 1040: tty_putcode(tty, TTYC_EL);
1041: if (i == screen_size_y(s) - 1)
1042: continue;
1043: tty_emulate_repeat(tty, TTYC_CUD, TTYC_CUD1, 1);
1044: tty->cy++;
1045: }
1046: }
1047: } else {
1.133 nicm 1048: tty_repeat_space(tty, screen_size_x(s) - ctx->ocx);
1.68 nicm 1049: for (j = ctx->ocy + 1; j < screen_size_y(s); j++) {
1.41 nicm 1050: tty_cursor_pane(tty, ctx, 0, j);
1.133 nicm 1051: tty_repeat_space(tty, screen_size_x(s));
1.1 nicm 1052: }
1053: }
1054: }
1055:
1056: void
1.24 nicm 1057: tty_cmd_clearstartofscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1058: {
1.77 nicm 1059: struct window_pane *wp = ctx->wp;
1.12 nicm 1060: struct screen *s = wp->screen;
1061: u_int i, j;
1.1 nicm 1062:
1.176 nicm 1063: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 1064:
1.39 nicm 1065: tty_region_pane(tty, ctx, 0, screen_size_y(s) - 1);
1.41 nicm 1066: tty_cursor_pane(tty, ctx, 0, 0);
1.39 nicm 1067:
1.176 nicm 1068: if (tty_pane_full_width(tty, ctx) &&
1069: tty_term_has(tty->term, TTYC_EL) && !tty_fake_bce(tty, wp)) {
1.14 nicm 1070: for (i = 0; i < ctx->ocy; i++) {
1.1 nicm 1071: tty_putcode(tty, TTYC_EL);
1072: tty_emulate_repeat(tty, TTYC_CUD, TTYC_CUD1, 1);
1073: tty->cy++;
1074: }
1075: } else {
1.14 nicm 1076: for (j = 0; j < ctx->ocy; j++) {
1.41 nicm 1077: tty_cursor_pane(tty, ctx, 0, j);
1.133 nicm 1078: tty_repeat_space(tty, screen_size_x(s));
1.1 nicm 1079: }
1080: }
1.133 nicm 1081: tty_repeat_space(tty, ctx->ocx + 1);
1.1 nicm 1082: }
1083:
1084: void
1.24 nicm 1085: tty_cmd_clearscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1086: {
1.77 nicm 1087: struct window_pane *wp = ctx->wp;
1.12 nicm 1088: struct screen *s = wp->screen;
1089: u_int i, j;
1.1 nicm 1090:
1.176 nicm 1091: tty_attributes(tty, &grid_default_cell, wp);
1.1 nicm 1092:
1.39 nicm 1093: tty_region_pane(tty, ctx, 0, screen_size_y(s) - 1);
1.41 nicm 1094: tty_cursor_pane(tty, ctx, 0, 0);
1.39 nicm 1095:
1.176 nicm 1096: if (tty_pane_full_width(tty, ctx) &&
1097: tty_term_has(tty->term, TTYC_EL) && !tty_fake_bce(tty, wp)) {
1.1 nicm 1098: for (i = 0; i < screen_size_y(s); i++) {
1099: tty_putcode(tty, TTYC_EL);
1100: if (i != screen_size_y(s) - 1) {
1101: tty_emulate_repeat(tty, TTYC_CUD, TTYC_CUD1, 1);
1102: tty->cy++;
1103: }
1104: }
1105: } else {
1106: for (j = 0; j < screen_size_y(s); j++) {
1.41 nicm 1107: tty_cursor_pane(tty, ctx, 0, j);
1.133 nicm 1108: tty_repeat_space(tty, screen_size_x(s));
1.1 nicm 1109: }
1.4 nicm 1110: }
1111: }
1112:
1113: void
1.24 nicm 1114: tty_cmd_alignmenttest(struct tty *tty, const struct tty_ctx *ctx)
1.4 nicm 1115: {
1.12 nicm 1116: struct window_pane *wp = ctx->wp;
1117: struct screen *s = wp->screen;
1118: u_int i, j;
1.4 nicm 1119:
1.176 nicm 1120: tty_attributes(tty, &grid_default_cell, wp);
1.4 nicm 1121:
1.39 nicm 1122: tty_region_pane(tty, ctx, 0, screen_size_y(s) - 1);
1.4 nicm 1123:
1124: for (j = 0; j < screen_size_y(s); j++) {
1.41 nicm 1125: tty_cursor_pane(tty, ctx, 0, j);
1.4 nicm 1126: for (i = 0; i < screen_size_x(s); i++)
1127: tty_putc(tty, 'E');
1.1 nicm 1128: }
1129: }
1130:
1131: void
1.24 nicm 1132: tty_cmd_cell(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1133: {
1.46 nicm 1134: struct window_pane *wp = ctx->wp;
1135: struct screen *s = wp->screen;
1.58 nicm 1136: u_int cx;
1.102 nicm 1137: u_int width;
1.46 nicm 1138:
1139: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1140:
1.57 nicm 1141: /* Is the cursor in the very last position? */
1.193 nicm 1142: width = ctx->cell->data.width;
1.102 nicm 1143: if (ctx->ocx > wp->sx - width) {
1.113 nicm 1144: if (ctx->xoff != 0 || wp->sx != tty->sx) {
1.57 nicm 1145: /*
1146: * The pane doesn't fill the entire line, the linefeed
1147: * will already have happened, so just move the cursor.
1148: */
1.125 nicm 1149: if (ctx->ocy != wp->yoff + wp->screen->rlower)
1.122 nicm 1150: tty_cursor_pane(tty, ctx, 0, ctx->ocy + 1);
1151: else
1152: tty_cursor_pane(tty, ctx, 0, ctx->ocy);
1.57 nicm 1153: } else if (tty->cx < tty->sx) {
1154: /*
1155: * The cursor isn't in the last position already, so
1.102 nicm 1156: * move as far left as possible and redraw the last
1.57 nicm 1157: * cell to move into the last position.
1158: */
1.193 nicm 1159: cx = screen_size_x(s) - ctx->last_cell.data.width;
1.50 nicm 1160: tty_cursor_pane(tty, ctx, cx, ctx->ocy);
1.176 nicm 1161: tty_cell(tty, &ctx->last_cell, wp);
1.50 nicm 1162: }
1163: } else
1.46 nicm 1164: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 1165:
1.176 nicm 1166: tty_cell(tty, ctx->cell, wp);
1.1 nicm 1167: }
1168:
1169: void
1.24 nicm 1170: tty_cmd_utf8character(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1171: {
1.53 nicm 1172: struct window_pane *wp = ctx->wp;
1.1 nicm 1173:
1.53 nicm 1174: /*
1175: * Cannot rely on not being a partial character, so just redraw the
1176: * whole line.
1177: */
1.176 nicm 1178: tty_draw_pane(tty, wp, ctx->ocy, ctx->xoff, ctx->yoff);
1.106 nicm 1179: }
1180:
1181: void
1182: tty_cmd_setselection(struct tty *tty, const struct tty_ctx *ctx)
1183: {
1184: char *buf;
1185: size_t off;
1186:
1187: if (!tty_term_has(tty->term, TTYC_MS))
1188: return;
1189:
1190: off = 4 * ((ctx->num + 2) / 3) + 1; /* storage for base64 */
1191: buf = xmalloc(off);
1192:
1193: b64_ntop(ctx->ptr, ctx->num, buf, off);
1194: tty_putcode_ptr2(tty, TTYC_MS, "", buf);
1195:
1.138 nicm 1196: free(buf);
1.100 nicm 1197: }
1198:
1199: void
1200: tty_cmd_rawstring(struct tty *tty, const struct tty_ctx *ctx)
1201: {
1202: u_int i;
1203: u_char *str = ctx->ptr;
1204:
1205: for (i = 0; i < ctx->num; i++)
1206: tty_putc(tty, str[i]);
1.141 nicm 1207:
1208: tty->cx = tty->cy = UINT_MAX;
1209: tty->rupper = tty->rlower = UINT_MAX;
1210:
1.176 nicm 1211: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.141 nicm 1212: tty_cursor(tty, 0, 0);
1.1 nicm 1213: }
1214:
1215: void
1.176 nicm 1216: tty_cell(struct tty *tty, const struct grid_cell *gc,
1217: const struct window_pane *wp)
1.1 nicm 1218: {
1.193 nicm 1219: u_int i;
1.1 nicm 1220:
1221: /* Skip last character if terminal is stupid. */
1222: if (tty->term->flags & TERM_EARLYWRAP &&
1223: tty->cy == tty->sy - 1 && tty->cx == tty->sx - 1)
1224: return;
1225:
1226: /* If this is a padding character, do nothing. */
1227: if (gc->flags & GRID_FLAG_PADDING)
1228: return;
1229:
1230: /* Set the attributes. */
1.176 nicm 1231: tty_attributes(tty, gc, wp);
1.1 nicm 1232:
1.147 nicm 1233: /* Get the cell and if ASCII write with putc to do ACS translation. */
1.193 nicm 1234: if (gc->data.size == 1) {
1235: if (*gc->data.data < 0x20 || *gc->data.data == 0x7f)
1.1 nicm 1236: return;
1.193 nicm 1237: tty_putc(tty, *gc->data.data);
1.1 nicm 1238: return;
1239: }
1240:
1.147 nicm 1241: /* If not UTF-8, write _. */
1.1 nicm 1242: if (!(tty->flags & TTY_UTF8)) {
1.193 nicm 1243: for (i = 0; i < gc->data.width; i++)
1.1 nicm 1244: tty_putc(tty, '_');
1245: return;
1246: }
1247:
1.147 nicm 1248: /* Write the data. */
1.193 nicm 1249: tty_putn(tty, gc->data.data, gc->data.size, gc->data.width);
1.1 nicm 1250: }
1251:
1252: void
1253: tty_reset(struct tty *tty)
1254: {
1255: struct grid_cell *gc = &tty->cell;
1256:
1257: if (memcmp(gc, &grid_default_cell, sizeof *gc) == 0)
1258: return;
1259:
1.90 nicm 1260: if ((gc->attr & GRID_ATTR_CHARSET) && tty_use_acs(tty))
1.1 nicm 1261: tty_putcode(tty, TTYC_RMACS);
1262: tty_putcode(tty, TTYC_SGR0);
1263: memcpy(gc, &grid_default_cell, sizeof *gc);
1264: }
1265:
1.40 nicm 1266: /* Set region inside pane. */
1.1 nicm 1267: void
1.196 nicm 1268: tty_region_pane(struct tty *tty, const struct tty_ctx *ctx, u_int rupper,
1269: u_int rlower)
1.1 nicm 1270: {
1.113 nicm 1271: tty_region(tty, ctx->yoff + rupper, ctx->yoff + rlower);
1.39 nicm 1272: }
1273:
1.40 nicm 1274: /* Set region at absolute position. */
1.39 nicm 1275: void
1.40 nicm 1276: tty_region(struct tty *tty, u_int rupper, u_int rlower)
1.39 nicm 1277: {
1278: if (tty->rlower == rlower && tty->rupper == rupper)
1279: return;
1.1 nicm 1280: if (!tty_term_has(tty->term, TTYC_CSR))
1281: return;
1.39 nicm 1282:
1283: tty->rupper = rupper;
1284: tty->rlower = rlower;
1.55 nicm 1285:
1286: /*
1287: * Some terminals (such as PuTTY) do not correctly reset the cursor to
1288: * 0,0 if it is beyond the last column (they do not reset their wrap
1289: * flag so further output causes a line feed). As a workaround, do an
1290: * explicit move to 0 first.
1291: */
1292: if (tty->cx >= tty->sx)
1293: tty_cursor(tty, 0, tty->cy);
1.42 nicm 1294:
1.39 nicm 1295: tty_putcode2(tty, TTYC_CSR, tty->rupper, tty->rlower);
1.78 nicm 1296: tty_cursor(tty, 0, 0);
1.1 nicm 1297: }
1298:
1.42 nicm 1299: /* Move cursor inside pane. */
1.1 nicm 1300: void
1.41 nicm 1301: tty_cursor_pane(struct tty *tty, const struct tty_ctx *ctx, u_int cx, u_int cy)
1302: {
1.113 nicm 1303: tty_cursor(tty, ctx->xoff + cx, ctx->yoff + cy);
1.41 nicm 1304: }
1305:
1.42 nicm 1306: /* Move cursor to absolute position. */
1.41 nicm 1307: void
1308: tty_cursor(struct tty *tty, u_int cx, u_int cy)
1.1 nicm 1309: {
1.42 nicm 1310: struct tty_term *term = tty->term;
1311: u_int thisx, thisy;
1312: int change;
1.77 nicm 1313:
1.42 nicm 1314: if (cx > tty->sx - 1)
1315: cx = tty->sx - 1;
1316:
1317: thisx = tty->cx;
1318: thisy = tty->cy;
1319:
1320: /* No change. */
1321: if (cx == thisx && cy == thisy)
1322: return;
1323:
1.43 nicm 1324: /* Very end of the line, just use absolute movement. */
1325: if (thisx > tty->sx - 1)
1326: goto absolute;
1327:
1.42 nicm 1328: /* Move to home position (0, 0). */
1329: if (cx == 0 && cy == 0 && tty_term_has(term, TTYC_HOME)) {
1330: tty_putcode(tty, TTYC_HOME);
1331: goto out;
1332: }
1333:
1334: /* Zero on the next line. */
1.48 nicm 1335: if (cx == 0 && cy == thisy + 1 && thisy != tty->rlower) {
1.1 nicm 1336: tty_putc(tty, '\r');
1.42 nicm 1337: tty_putc(tty, '\n');
1338: goto out;
1339: }
1340:
1.45 nicm 1341: /* Moving column or row. */
1.42 nicm 1342: if (cy == thisy) {
1.45 nicm 1343: /*
1344: * Moving column only, row staying the same.
1345: */
1346:
1.42 nicm 1347: /* To left edge. */
1348: if (cx == 0) {
1349: tty_putc(tty, '\r');
1350: goto out;
1351: }
1352:
1353: /* One to the left. */
1354: if (cx == thisx - 1 && tty_term_has(term, TTYC_CUB1)) {
1355: tty_putcode(tty, TTYC_CUB1);
1356: goto out;
1357: }
1358:
1359: /* One to the right. */
1360: if (cx == thisx + 1 && tty_term_has(term, TTYC_CUF1)) {
1361: tty_putcode(tty, TTYC_CUF1);
1362: goto out;
1363: }
1364:
1365: /* Calculate difference. */
1366: change = thisx - cx; /* +ve left, -ve right */
1367:
1368: /*
1369: * Use HPA if change is larger than absolute, otherwise move
1370: * the cursor with CUB/CUF.
1371: */
1.87 nicm 1372: if ((u_int) abs(change) > cx && tty_term_has(term, TTYC_HPA)) {
1.42 nicm 1373: tty_putcode1(tty, TTYC_HPA, cx);
1374: goto out;
1375: } else if (change > 0 && tty_term_has(term, TTYC_CUB)) {
1376: tty_putcode1(tty, TTYC_CUB, change);
1377: goto out;
1378: } else if (change < 0 && tty_term_has(term, TTYC_CUF)) {
1379: tty_putcode1(tty, TTYC_CUF, -change);
1380: goto out;
1381: }
1.45 nicm 1382: } else if (cx == thisx) {
1383: /*
1384: * Moving row only, column staying the same.
1385: */
1.42 nicm 1386:
1387: /* One above. */
1.77 nicm 1388: if (thisy != tty->rupper &&
1.42 nicm 1389: cy == thisy - 1 && tty_term_has(term, TTYC_CUU1)) {
1390: tty_putcode(tty, TTYC_CUU1);
1391: goto out;
1392: }
1393:
1394: /* One below. */
1.49 nicm 1395: if (thisy != tty->rlower &&
1.42 nicm 1396: cy == thisy + 1 && tty_term_has(term, TTYC_CUD1)) {
1397: tty_putcode(tty, TTYC_CUD1);
1398: goto out;
1399: }
1400:
1401: /* Calculate difference. */
1402: change = thisy - cy; /* +ve up, -ve down */
1403:
1404: /*
1.77 nicm 1405: * Try to use VPA if change is larger than absolute or if this
1406: * change would cross the scroll region, otherwise use CUU/CUD.
1.42 nicm 1407: */
1.87 nicm 1408: if ((u_int) abs(change) > cy ||
1.42 nicm 1409: (change < 0 && cy - change > tty->rlower) ||
1.44 nicm 1410: (change > 0 && cy - change < tty->rupper)) {
1411: if (tty_term_has(term, TTYC_VPA)) {
1412: tty_putcode1(tty, TTYC_VPA, cy);
1413: goto out;
1414: }
1.42 nicm 1415: } else if (change > 0 && tty_term_has(term, TTYC_CUU)) {
1416: tty_putcode1(tty, TTYC_CUU, change);
1417: goto out;
1418: } else if (change < 0 && tty_term_has(term, TTYC_CUD)) {
1419: tty_putcode1(tty, TTYC_CUD, -change);
1420: goto out;
1421: }
1422: }
1423:
1.43 nicm 1424: absolute:
1.42 nicm 1425: /* Absolute movement. */
1426: tty_putcode2(tty, TTYC_CUP, cy, cx);
1427:
1428: out:
1429: tty->cx = cx;
1430: tty->cy = cy;
1.1 nicm 1431: }
1432:
1433: void
1.176 nicm 1434: tty_attributes(struct tty *tty, const struct grid_cell *gc,
1435: const struct window_pane *wp)
1.1 nicm 1436: {
1.63 nicm 1437: struct grid_cell *tc = &tty->cell, gc2;
1.85 nicm 1438: u_char changed;
1.61 nicm 1439:
1.85 nicm 1440: memcpy(&gc2, gc, sizeof gc2);
1.176 nicm 1441: tty_default_colours(&gc2, wp);
1.63 nicm 1442:
1.18 nicm 1443: /*
1444: * If no setab, try to use the reverse attribute as a best-effort for a
1445: * non-default background. This is a bit of a hack but it doesn't do
1446: * any serious harm and makes a couple of applications happier.
1447: */
1448: if (!tty_term_has(tty->term, TTYC_SETAB)) {
1.85 nicm 1449: if (gc2.attr & GRID_ATTR_REVERSE) {
1450: if (gc2.fg != 7 && gc2.fg != 8)
1.64 nicm 1451: gc2.attr &= ~GRID_ATTR_REVERSE;
1.18 nicm 1452: } else {
1.85 nicm 1453: if (gc2.bg != 0 && gc2.bg != 8)
1.64 nicm 1454: gc2.attr |= GRID_ATTR_REVERSE;
1.18 nicm 1455: }
1456: }
1.1 nicm 1457:
1.85 nicm 1458: /* Fix up the colours if necessary. */
1459: tty_check_fg(tty, &gc2);
1460: tty_check_bg(tty, &gc2);
1461:
1.64 nicm 1462: /* If any bits are being cleared, reset everything. */
1.85 nicm 1463: if (tc->attr & ~gc2.attr)
1.64 nicm 1464: tty_reset(tty);
1465:
1466: /*
1467: * Set the colours. This may call tty_reset() (so it comes next) and
1468: * may add to (NOT remove) the desired attributes by changing new_attr.
1469: */
1.85 nicm 1470: tty_colours(tty, &gc2);
1.64 nicm 1471:
1.1 nicm 1472: /* Filter out attribute bits already set. */
1.85 nicm 1473: changed = gc2.attr & ~tc->attr;
1474: tc->attr = gc2.attr;
1.1 nicm 1475:
1476: /* Set the attributes. */
1477: if (changed & GRID_ATTR_BRIGHT)
1478: tty_putcode(tty, TTYC_BOLD);
1479: if (changed & GRID_ATTR_DIM)
1480: tty_putcode(tty, TTYC_DIM);
1.180 nicm 1481: if (changed & GRID_ATTR_ITALICS)
1482: tty_set_italics(tty);
1.1 nicm 1483: if (changed & GRID_ATTR_UNDERSCORE)
1484: tty_putcode(tty, TTYC_SMUL);
1485: if (changed & GRID_ATTR_BLINK)
1486: tty_putcode(tty, TTYC_BLINK);
1487: if (changed & GRID_ATTR_REVERSE) {
1488: if (tty_term_has(tty->term, TTYC_REV))
1489: tty_putcode(tty, TTYC_REV);
1490: else if (tty_term_has(tty->term, TTYC_SMSO))
1491: tty_putcode(tty, TTYC_SMSO);
1492: }
1493: if (changed & GRID_ATTR_HIDDEN)
1494: tty_putcode(tty, TTYC_INVIS);
1.90 nicm 1495: if ((changed & GRID_ATTR_CHARSET) && tty_use_acs(tty))
1.1 nicm 1496: tty_putcode(tty, TTYC_SMACS);
1497: }
1498:
1.61 nicm 1499: void
1.85 nicm 1500: tty_colours(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 1501: {
1.61 nicm 1502: struct grid_cell *tc = &tty->cell;
1.62 nicm 1503: int have_ax, fg_default, bg_default;
1.61 nicm 1504:
1505: /* No changes? Nothing is necessary. */
1.199 nicm 1506: if (tty_same_colours(gc, tc))
1.63 nicm 1507: return;
1.1 nicm 1508:
1.61 nicm 1509: /*
1510: * Is either the default colour? This is handled specially because the
1511: * best solution might be to reset both colours to default, in which
1512: * case if only one is default need to fall onward to set the other
1513: * colour.
1514: */
1.199 nicm 1515: fg_default = tty_is_fg(gc, 8);
1516: bg_default = tty_is_bg(gc, 8);
1.61 nicm 1517: if (fg_default || bg_default) {
1518: /*
1519: * If don't have AX but do have op, send sgr0 (op can't
1520: * actually be used because it is sometimes the same as sgr0
1521: * and sometimes isn't). This resets both colours to default.
1522: *
1523: * Otherwise, try to set the default colour only as needed.
1524: */
1.174 nicm 1525: have_ax = tty_term_flag(tty->term, TTYC_AX);
1.61 nicm 1526: if (!have_ax && tty_term_has(tty->term, TTYC_OP))
1527: tty_reset(tty);
1528: else {
1.199 nicm 1529: if (fg_default && !tty_is_fg(tc, 8)) {
1.61 nicm 1530: if (have_ax)
1531: tty_puts(tty, "\033[39m");
1.199 nicm 1532: else if (!tty_is_fg(tc, 7))
1.61 nicm 1533: tty_putcode1(tty, TTYC_SETAF, 7);
1534: tc->fg = 8;
1.199 nicm 1535: tc->flags &= ~(GRID_FLAG_FG256|GRID_FLAG_FGRGB);
1.61 nicm 1536: }
1.199 nicm 1537: if (bg_default && !tty_is_bg(tc, 8)) {
1.77 nicm 1538: if (have_ax)
1.61 nicm 1539: tty_puts(tty, "\033[49m");
1.199 nicm 1540: else if (!tty_is_bg(tc, 0))
1.61 nicm 1541: tty_putcode1(tty, TTYC_SETAB, 0);
1542: tc->bg = 8;
1.199 nicm 1543: tc->flags &= ~(GRID_FLAG_BG256|GRID_FLAG_BGRGB);
1.61 nicm 1544: }
1545: }
1546: }
1.1 nicm 1547:
1.61 nicm 1548: /* Set the foreground colour. */
1.199 nicm 1549: if (!fg_default && !tty_same_fg(gc, tc))
1.85 nicm 1550: tty_colours_fg(tty, gc);
1.1 nicm 1551:
1.61 nicm 1552: /*
1553: * Set the background colour. This must come after the foreground as
1554: * tty_colour_fg() can call tty_reset().
1555: */
1.199 nicm 1556: if (!bg_default && !tty_same_bg(gc, tc))
1.73 nicm 1557: tty_colours_bg(tty, gc);
1.1 nicm 1558: }
1559:
1560: void
1.85 nicm 1561: tty_check_fg(struct tty *tty, struct grid_cell *gc)
1562: {
1.199 nicm 1563: struct grid_cell_rgb *rgb = &gc->fg_rgb;
1564: u_int colours;
1.85 nicm 1565:
1.199 nicm 1566: /* Is this a 24-bit colour? */
1567: if (gc->flags & GRID_FLAG_FGRGB) {
1568: /* Not a 24-bit terminal? Translate to 256-colour palette. */
1569: if (!tty_term_flag(tty->term, TTYC_TC)) {
1570: gc->flags &= ~GRID_FLAG_FGRGB;
1571: gc->flags |= GRID_FLAG_FG256;
1572: gc->fg = colour_find_rgb(rgb->r, rgb->g, rgb->b);
1573: }
1.200 nicm 1574: else
1575: return;
1.199 nicm 1576: }
1.175 nicm 1577: colours = tty_term_number(tty->term, TTYC_COLORS);
1578:
1.85 nicm 1579: /* Is this a 256-colour colour? */
1580: if (gc->flags & GRID_FLAG_FG256) {
1581: /* And not a 256 colour mode? */
1.158 nicm 1582: if (!(tty->term->flags & TERM_256COLOURS) &&
1.85 nicm 1583: !(tty->term_flags & TERM_256COLOURS)) {
1584: gc->fg = colour_256to16(gc->fg);
1585: if (gc->fg & 8) {
1586: gc->fg &= 7;
1.175 nicm 1587: if (colours >= 16)
1588: gc->fg += 90;
1589: else
1590: gc->attr |= GRID_ATTR_BRIGHT;
1.85 nicm 1591: } else
1592: gc->attr &= ~GRID_ATTR_BRIGHT;
1593: gc->flags &= ~GRID_FLAG_FG256;
1594: }
1595: return;
1596: }
1597:
1598: /* Is this an aixterm colour? */
1599: if (gc->fg >= 90 && gc->fg <= 97 && colours < 16) {
1600: gc->fg -= 90;
1601: gc->attr |= GRID_ATTR_BRIGHT;
1602: }
1603: }
1604:
1605: void
1606: tty_check_bg(struct tty *tty, struct grid_cell *gc)
1607: {
1.199 nicm 1608: struct grid_cell_rgb *rgb = &gc->bg_rgb;
1609: u_int colours;
1.85 nicm 1610:
1.199 nicm 1611: /* Is this a 24-bit colour? */
1612: if (gc->flags & GRID_FLAG_BGRGB) {
1613: /* Not a 24-bit terminal? Translate to 256-colour palette. */
1614: if (!tty_term_flag(tty->term, TTYC_TC)) {
1615: gc->flags &= ~GRID_FLAG_BGRGB;
1616: gc->flags |= GRID_FLAG_BG256;
1617: gc->bg = colour_find_rgb(rgb->r, rgb->g, rgb->b);
1618: }
1.200 nicm 1619: else
1620: return;
1.199 nicm 1621: }
1.175 nicm 1622: colours = tty_term_number(tty->term, TTYC_COLORS);
1623:
1.85 nicm 1624: /* Is this a 256-colour colour? */
1625: if (gc->flags & GRID_FLAG_BG256) {
1626: /*
1627: * And not a 256 colour mode? Translate to 16-colour
1628: * palette. Bold background doesn't exist portably, so just
1629: * discard the bold bit if set.
1630: */
1.158 nicm 1631: if (!(tty->term->flags & TERM_256COLOURS) &&
1.85 nicm 1632: !(tty->term_flags & TERM_256COLOURS)) {
1633: gc->bg = colour_256to16(gc->bg);
1.175 nicm 1634: if (gc->bg & 8) {
1.85 nicm 1635: gc->bg &= 7;
1.175 nicm 1636: if (colours >= 16)
1637: gc->fg += 90;
1638: }
1.85 nicm 1639: gc->flags &= ~GRID_FLAG_BG256;
1640: }
1641: return;
1642: }
1643:
1644: /* Is this an aixterm colour? */
1.175 nicm 1645: if (gc->bg >= 90 && gc->bg <= 97 && colours < 16)
1.85 nicm 1646: gc->bg -= 90;
1647: }
1648:
1649: void
1650: tty_colours_fg(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 1651: {
1.61 nicm 1652: struct grid_cell *tc = &tty->cell;
1653: u_char fg = gc->fg;
1.79 nicm 1654: char s[32];
1.1 nicm 1655:
1.199 nicm 1656: tc->flags &= ~(GRID_FLAG_FG256|GRID_FLAG_FGRGB);
1657:
1658: /* Is this a 24-bit colour? */
1659: if (gc->flags & GRID_FLAG_FGRGB) {
1660: if (tty_try_rgb(tty, &gc->fg_rgb, "38") == 0)
1661: goto save_fg;
1662: /* Should not get here, already converted in tty_check_fg. */
1663: return;
1664: }
1665:
1.61 nicm 1666: /* Is this a 256-colour colour? */
1.1 nicm 1667: if (gc->flags & GRID_FLAG_FG256) {
1668: if (tty_try_256(tty, fg, "38") == 0)
1.61 nicm 1669: goto save_fg;
1.199 nicm 1670: /* Should not get here, already converted in tty_check_fg. */
1.85 nicm 1671: return;
1.1 nicm 1672: }
1673:
1.79 nicm 1674: /* Is this an aixterm bright colour? */
1675: if (fg >= 90 && fg <= 97) {
1.85 nicm 1676: xsnprintf(s, sizeof s, "\033[%dm", fg);
1677: tty_puts(tty, s);
1678: goto save_fg;
1.79 nicm 1679: }
1680:
1.61 nicm 1681: /* Otherwise set the foreground colour. */
1682: tty_putcode1(tty, TTYC_SETAF, fg);
1683:
1.77 nicm 1684: save_fg:
1.61 nicm 1685: /* Save the new values in the terminal current cell. */
1.199 nicm 1686: if (gc->flags & GRID_FLAG_FGRGB)
1687: memcpy(&tc->fg_rgb, &gc->fg_rgb, sizeof tc->fg_rgb);
1688: else
1689: tc->fg = fg;
1690: tc->flags &= ~(GRID_FLAG_FGRGB|GRID_FLAG_FG256);
1691: tc->flags |= (gc->flags & (GRID_FLAG_FG256|GRID_FLAG_FGRGB));
1.1 nicm 1692: }
1693:
1694: void
1.73 nicm 1695: tty_colours_bg(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 1696: {
1.61 nicm 1697: struct grid_cell *tc = &tty->cell;
1698: u_char bg = gc->bg;
1.79 nicm 1699: char s[32];
1.1 nicm 1700:
1.199 nicm 1701: /* Is this a 24-bit colour? */
1702: if (gc->flags & GRID_FLAG_BGRGB) {
1703: if (tty_try_rgb(tty, &gc->bg_rgb, "48") == 0)
1704: goto save_bg;
1705: /* Should not get here, already converted in tty_check_bg. */
1706: return;
1707: }
1708:
1.61 nicm 1709: /* Is this a 256-colour colour? */
1.1 nicm 1710: if (gc->flags & GRID_FLAG_BG256) {
1711: if (tty_try_256(tty, bg, "48") == 0)
1.61 nicm 1712: goto save_bg;
1.199 nicm 1713: /* Should not get here, already converted in tty_check_bg. */
1.85 nicm 1714: return;
1.79 nicm 1715: }
1716:
1717: /* Is this an aixterm bright colour? */
1.112 nicm 1718: if (bg >= 90 && bg <= 97) {
1.175 nicm 1719: xsnprintf(s, sizeof s, "\033[%dm", bg + 10);
1720: tty_puts(tty, s);
1721: goto save_bg;
1.1 nicm 1722: }
1723:
1.61 nicm 1724: /* Otherwise set the background colour. */
1725: tty_putcode1(tty, TTYC_SETAB, bg);
1726:
1727: save_bg:
1728: /* Save the new values in the terminal current cell. */
1.199 nicm 1729: if (gc->flags & GRID_FLAG_BGRGB)
1730: memcpy(&tc->bg_rgb, &gc->bg_rgb, sizeof tc->bg_rgb);
1731: else
1732: tc->bg = bg;
1733: tc->flags &= ~(GRID_FLAG_BGRGB|GRID_FLAG_BG256);
1734: tc->flags |= (gc->flags & (GRID_FLAG_BG256|GRID_FLAG_BGRGB));
1.61 nicm 1735: }
1736:
1737: int
1738: tty_try_256(struct tty *tty, u_char colour, const char *type)
1739: {
1740: char s[32];
1741:
1.165 nicm 1742: /*
1.189 nicm 1743: * If the user has specified -2 to the client, setaf and setab may not
1744: * work (or they may not want to use them), so send the usual sequence.
1745: */
1746: if (tty->term_flags & TERM_256COLOURS)
1747: goto fallback;
1748:
1749: /*
1.188 nicm 1750: * If the terminfo entry has 256 colours and setaf and setab exist,
1751: * assume that they work correctly.
1.165 nicm 1752: */
1753: if (tty->term->flags & TERM_256COLOURS) {
1.188 nicm 1754: if (*type == '3') {
1755: if (!tty_term_has(tty->term, TTYC_SETAF))
1756: goto fallback;
1.165 nicm 1757: tty_putcode1(tty, TTYC_SETAF, colour);
1.188 nicm 1758: } else {
1759: if (!tty_term_has(tty->term, TTYC_SETAB))
1760: goto fallback;
1.165 nicm 1761: tty_putcode1(tty, TTYC_SETAB, colour);
1.188 nicm 1762: }
1.165 nicm 1763: return (0);
1764: }
1.61 nicm 1765:
1.165 nicm 1766: return (-1);
1.188 nicm 1767:
1768: fallback:
1769: xsnprintf(s, sizeof s, "\033[%s;5;%hhum", type, colour);
1.199 nicm 1770: tty_puts(tty, s);
1771: return (0);
1772: }
1773:
1774: int
1775: tty_try_rgb(struct tty *tty, const struct grid_cell_rgb *rgb, const char *type)
1776: {
1777: char s[32];
1778:
1779: if (!tty_term_flag(tty->term, TTYC_TC))
1780: return (-1);
1781:
1782: xsnprintf(s, sizeof s, "\033[%s;2;%hhu;%hhu;%hhum", type, rgb->r,
1783: rgb->g, rgb->b);
1.188 nicm 1784: tty_puts(tty, s);
1785: return (0);
1.176 nicm 1786: }
1787:
1788: void
1789: tty_default_colours(struct grid_cell *gc, const struct window_pane *wp)
1790: {
1791: const struct grid_cell *agc, *pgc, *wgc;
1792:
1793: if (wp == NULL)
1794: return;
1795:
1796: pgc = &wp->colgc;
1.191 nicm 1797: agc = options_get_style(wp->window->options, "window-active-style");
1798: wgc = options_get_style(wp->window->options, "window-style");
1.176 nicm 1799:
1800: if (gc->fg == 8 && !(gc->flags & GRID_FLAG_FG256)) {
1801: if (pgc->fg != 8 || (pgc->flags & GRID_FLAG_FG256)) {
1802: gc->fg = pgc->fg;
1803: gc->flags |= (pgc->flags & GRID_FLAG_FG256);
1804: } else if (wp == wp->window->active &&
1805: (agc->fg != 8 || (agc->flags & GRID_FLAG_FG256))) {
1806: gc->fg = agc->fg;
1807: gc->flags |= (agc->flags & GRID_FLAG_FG256);
1808: } else {
1809: gc->fg = wgc->fg;
1810: gc->flags |= (wgc->flags & GRID_FLAG_FG256);
1811: }
1812: }
1813:
1814: if (gc->bg == 8 && !(gc->flags & GRID_FLAG_BG256)) {
1815: if (pgc->bg != 8 || (pgc->flags & GRID_FLAG_BG256)) {
1816: gc->bg = pgc->bg;
1817: gc->flags |= (pgc->flags & GRID_FLAG_BG256);
1818: } else if (wp == wp->window->active &&
1819: (agc->bg != 8 || (agc->flags & GRID_FLAG_BG256))) {
1820: gc->bg = agc->bg;
1821: gc->flags |= (agc->flags & GRID_FLAG_BG256);
1822: } else {
1823: gc->bg = wgc->bg;
1824: gc->flags |= (wgc->flags & GRID_FLAG_BG256);
1825: }
1826: }
1.1 nicm 1827: }