Annotation of src/usr.bin/tmux/tty.c, Revision 1.372
1.372 ! nicm 1: /* $OpenBSD: tty.c,v 1.371 2020/05/16 15:01:31 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:
1.212 nicm 24: #include <curses.h>
1.1 nicm 25: #include <errno.h>
26: #include <fcntl.h>
1.106 nicm 27: #include <resolv.h>
1.42 nicm 28: #include <stdlib.h>
1.1 nicm 29: #include <string.h>
30: #include <termios.h>
31: #include <unistd.h>
32:
33: #include "tmux.h"
34:
1.207 nicm 35: static int tty_log_fd = -1;
1.192 nicm 36:
1.207 nicm 37: static int tty_client_ready(struct client *, struct window_pane *);
1.201 nicm 38:
1.207 nicm 39: static void tty_set_italics(struct tty *);
40: static int tty_try_colour(struct tty *, int, const char *);
1.208 nicm 41: static void tty_force_cursor_colour(struct tty *, const char *);
42: static void tty_cursor_pane(struct tty *, const struct tty_ctx *, u_int,
43: u_int);
1.253 nicm 44: static void tty_cursor_pane_unless_wrap(struct tty *,
45: const struct tty_ctx *, u_int, u_int);
1.242 nicm 46: static void tty_invalidate(struct tty *);
1.207 nicm 47: static void tty_colours(struct tty *, const struct grid_cell *);
1.317 nicm 48: static void tty_check_fg(struct tty *, struct window_pane *,
1.219 nicm 49: struct grid_cell *);
1.317 nicm 50: static void tty_check_bg(struct tty *, struct window_pane *,
1.219 nicm 51: struct grid_cell *);
1.328 nicm 52: static void tty_check_us(struct tty *, struct window_pane *,
53: struct grid_cell *);
1.207 nicm 54: static void tty_colours_fg(struct tty *, const struct grid_cell *);
55: static void tty_colours_bg(struct tty *, const struct grid_cell *);
1.328 nicm 56: static void tty_colours_us(struct tty *, const struct grid_cell *);
1.207 nicm 57:
1.208 nicm 58: static void tty_region_pane(struct tty *, const struct tty_ctx *, u_int,
59: u_int);
1.214 nicm 60: static void tty_region(struct tty *, u_int, u_int);
1.212 nicm 61: static void tty_margin_pane(struct tty *, const struct tty_ctx *);
1.214 nicm 62: static void tty_margin(struct tty *, u_int, u_int);
1.207 nicm 63: static int tty_large_region(struct tty *, const struct tty_ctx *);
1.317 nicm 64: static int tty_fake_bce(const struct tty *, struct window_pane *, u_int);
1.207 nicm 65: static void tty_redraw_region(struct tty *, const struct tty_ctx *);
66: static void tty_emulate_repeat(struct tty *, enum tty_code_code,
67: enum tty_code_code, u_int);
68: static void tty_repeat_space(struct tty *, u_int);
1.309 nicm 69: static void tty_draw_pane(struct tty *, const struct tty_ctx *, u_int);
1.207 nicm 70: static void tty_cell(struct tty *, const struct grid_cell *,
1.317 nicm 71: struct window_pane *);
72: static void tty_default_colours(struct grid_cell *, struct window_pane *);
73: static void tty_default_attributes(struct tty *, struct window_pane *,
1.210 nicm 74: u_int);
1.1 nicm 75:
1.212 nicm 76: #define tty_use_margin(tty) \
1.359 nicm 77: (tty->term->flags & TERM_DECSLRM)
1.372 ! nicm 78: #define tty_full_width(tty, ctx) \
! 79: ((ctx)->xoff == 0 && (ctx)->sx >= (tty)->sx)
1.132 nicm 80:
1.266 nicm 81: #define TTY_BLOCK_INTERVAL (100000 /* 100 milliseconds */)
82: #define TTY_BLOCK_START(tty) (1 + ((tty)->sx * (tty)->sy) * 8)
83: #define TTY_BLOCK_STOP(tty) (1 + ((tty)->sx * (tty)->sy) / 8)
84:
1.192 nicm 85: void
86: tty_create_log(void)
87: {
88: char name[64];
89:
90: xsnprintf(name, sizeof name, "tmux-out-%ld.log", (long)getpid());
91:
92: tty_log_fd = open(name, O_WRONLY|O_CREAT|O_TRUNC, 0644);
93: if (tty_log_fd != -1 && fcntl(tty_log_fd, F_SETFD, FD_CLOEXEC) == -1)
94: fatal("fcntl failed");
95: }
96:
1.185 nicm 97: int
1.359 nicm 98: tty_init(struct tty *tty, struct client *c, int fd)
1.1 nicm 99: {
1.185 nicm 100: if (!isatty(fd))
101: return (-1);
102:
1.30 nicm 103: memset(tty, 0, sizeof *tty);
1.22 nicm 104:
1.30 nicm 105: tty->fd = fd;
1.136 nicm 106: tty->client = c;
1.30 nicm 107:
1.108 nicm 108: tty->cstyle = 0;
1.107 nicm 109: tty->ccolour = xstrdup("");
1.30 nicm 110:
1.185 nicm 111: return (0);
1.31 nicm 112: }
113:
1.287 nicm 114: void
1.31 nicm 115: tty_resize(struct tty *tty)
116: {
1.258 nicm 117: struct client *c = tty->client;
118: struct winsize ws;
1.334 nicm 119: u_int sx, sy, xpixel, ypixel;
1.31 nicm 120:
121: if (ioctl(tty->fd, TIOCGWINSZ, &ws) != -1) {
1.88 nicm 122: sx = ws.ws_col;
1.334 nicm 123: if (sx == 0) {
1.88 nicm 124: sx = 80;
1.334 nicm 125: xpixel = 0;
126: } else
127: xpixel = ws.ws_xpixel / sx;
1.88 nicm 128: sy = ws.ws_row;
1.334 nicm 129: if (sy == 0) {
1.88 nicm 130: sy = 24;
1.334 nicm 131: ypixel = 0;
132: } else
133: ypixel = ws.ws_ypixel / sy;
1.88 nicm 134: } else {
135: sx = 80;
136: sy = 24;
1.334 nicm 137: xpixel = 0;
138: ypixel = 0;
1.31 nicm 139: }
1.334 nicm 140: log_debug("%s: %s now %ux%u (%ux%u)", __func__, c->name, sx, sy,
141: xpixel, ypixel);
142: tty_set_size(tty, sx, sy, xpixel, ypixel);
1.242 nicm 143: tty_invalidate(tty);
1.114 nicm 144: }
145:
1.287 nicm 146: void
1.334 nicm 147: tty_set_size(struct tty *tty, u_int sx, u_int sy, u_int xpixel, u_int ypixel)
1.212 nicm 148: {
1.114 nicm 149: tty->sx = sx;
150: tty->sy = sy;
1.334 nicm 151: tty->xpixel = xpixel;
152: tty->ypixel = ypixel;
1.1 nicm 153: }
154:
1.244 nicm 155: static void
156: tty_read_callback(__unused int fd, __unused short events, void *data)
157: {
158: struct tty *tty = data;
1.258 nicm 159: struct client *c = tty->client;
1.244 nicm 160: size_t size = EVBUFFER_LENGTH(tty->in);
161: int nread;
162:
163: nread = evbuffer_read(tty->in, tty->fd, -1);
1.295 nicm 164: if (nread == 0 || nread == -1) {
1.290 nicm 165: event_del(&tty->event_in);
1.295 nicm 166: server_client_lost(tty->client);
1.244 nicm 167: return;
1.290 nicm 168: }
1.258 nicm 169: log_debug("%s: read %d bytes (already %zu)", c->name, nread, size);
1.244 nicm 170:
171: while (tty_keys_next(tty))
172: ;
173: }
174:
175: static void
1.266 nicm 176: tty_timer_callback(__unused int fd, __unused short events, void *data)
177: {
178: struct tty *tty = data;
179: struct client *c = tty->client;
180: struct timeval tv = { .tv_usec = TTY_BLOCK_INTERVAL };
181:
182: log_debug("%s: %zu discarded", c->name, tty->discarded);
183:
1.305 nicm 184: c->flags |= CLIENT_ALLREDRAWFLAGS;
1.266 nicm 185: c->discarded += tty->discarded;
186:
187: if (tty->discarded < TTY_BLOCK_STOP(tty)) {
188: tty->flags &= ~TTY_BLOCK;
189: tty_invalidate(tty);
190: return;
191: }
192: tty->discarded = 0;
193: evtimer_add(&tty->timer, &tv);
194: }
195:
196: static int
197: tty_block_maybe(struct tty *tty)
198: {
199: struct client *c = tty->client;
200: size_t size = EVBUFFER_LENGTH(tty->out);
201: struct timeval tv = { .tv_usec = TTY_BLOCK_INTERVAL };
202:
203: if (size < TTY_BLOCK_START(tty))
204: return (0);
205:
206: if (tty->flags & TTY_BLOCK)
207: return (1);
208: tty->flags |= TTY_BLOCK;
209:
210: log_debug("%s: can't keep up, %zu discarded", c->name, size);
211:
212: evbuffer_drain(tty->out, size);
213: c->discarded += size;
214:
215: tty->discarded = 0;
216: evtimer_add(&tty->timer, &tv);
217: return (1);
218: }
219:
220: static void
1.244 nicm 221: tty_write_callback(__unused int fd, __unused short events, void *data)
222: {
1.246 nicm 223: struct tty *tty = data;
1.258 nicm 224: struct client *c = tty->client;
1.246 nicm 225: size_t size = EVBUFFER_LENGTH(tty->out);
226: int nwrite;
1.244 nicm 227:
228: nwrite = evbuffer_write(tty->out, tty->fd);
229: if (nwrite == -1)
230: return;
1.258 nicm 231: log_debug("%s: wrote %d bytes (of %zu)", c->name, nwrite, size);
1.244 nicm 232:
1.270 nicm 233: if (c->redraw > 0) {
234: if ((size_t)nwrite >= c->redraw)
235: c->redraw = 0;
236: else
237: c->redraw -= nwrite;
238: log_debug("%s: waiting for redraw, %zu bytes left", c->name,
239: c->redraw);
240: } else if (tty_block_maybe(tty))
1.266 nicm 241: return;
242:
1.247 nicm 243: if (EVBUFFER_LENGTH(tty->out) != 0)
244: event_add(&tty->event_out, NULL);
1.244 nicm 245: }
246:
1.1 nicm 247: int
1.166 nicm 248: tty_open(struct tty *tty, char **cause)
1.1 nicm 249: {
1.359 nicm 250: struct client *c = tty->client;
251:
252: tty->term = tty_term_create(tty, c->term_name, &c->term_features,
253: tty->fd, cause);
1.21 nicm 254: if (tty->term == NULL) {
255: tty_close(tty);
256: return (-1);
257: }
258: tty->flags |= TTY_OPENED;
1.1 nicm 259:
1.266 nicm 260: tty->flags &= ~(TTY_NOCURSOR|TTY_FREEZE|TTY_BLOCK|TTY_TIMER);
1.244 nicm 261:
262: event_set(&tty->event_in, tty->fd, EV_PERSIST|EV_READ,
263: tty_read_callback, tty);
264: tty->in = evbuffer_new();
1.311 nicm 265: if (tty->in == NULL)
266: fatal("out of memory");
1.1 nicm 267:
1.244 nicm 268: event_set(&tty->event_out, tty->fd, EV_WRITE, tty_write_callback, tty);
269: tty->out = evbuffer_new();
1.311 nicm 270: if (tty->out == NULL)
271: fatal("out of memory");
1.1 nicm 272:
1.266 nicm 273: evtimer_set(&tty->timer, tty_timer_callback, tty);
274:
1.1 nicm 275: tty_start_tty(tty);
276:
1.148 nicm 277: tty_keys_build(tty);
1.1 nicm 278:
279: return (0);
280: }
281:
1.340 nicm 282: static void
283: tty_start_timer_callback(__unused int fd, __unused short events, void *data)
284: {
285: struct tty *tty = data;
286: struct client *c = tty->client;
287:
288: log_debug("%s: start timer fired", c->name);
1.364 nicm 289: tty->flags |= (TTY_HAVEDA|TTY_HAVEXDA);
1.340 nicm 290: }
291:
1.244 nicm 292: void
293: tty_start_tty(struct tty *tty)
1.1 nicm 294: {
1.285 nicm 295: struct client *c = tty->client;
296: struct termios tio;
1.340 nicm 297: struct timeval tv = { .tv_sec = 1 };
1.33 nicm 298:
1.244 nicm 299: if (tty->fd != -1 && tcgetattr(tty->fd, &tty->tio) == 0) {
300: setblocking(tty->fd, 0);
301: event_add(&tty->event_in, NULL);
302:
303: memcpy(&tio, &tty->tio, sizeof tio);
304: tio.c_iflag &= ~(IXON|IXOFF|ICRNL|INLCR|IGNCR|IMAXBEL|ISTRIP);
305: tio.c_iflag |= IGNBRK;
306: tio.c_oflag &= ~(OPOST|ONLCR|OCRNL|ONLRET);
307: tio.c_lflag &= ~(IEXTEN|ICANON|ECHO|ECHOE|ECHONL|ECHOCTL|
308: ECHOPRT|ECHOKE|ISIG);
309: tio.c_cc[VMIN] = 1;
310: tio.c_cc[VTIME] = 0;
311: if (tcsetattr(tty->fd, TCSANOW, &tio) == 0)
312: tcflush(tty->fd, TCIOFLUSH);
313: }
1.1 nicm 314:
1.10 nicm 315: tty_putcode(tty, TTYC_SMCUP);
1.1 nicm 316:
1.252 nicm 317: tty_putcode(tty, TTYC_SMKX);
1.285 nicm 318: tty_putcode(tty, TTYC_CLEAR);
319:
320: if (tty_acs_needed(tty)) {
321: log_debug("%s: using capabilities for ACS", c->name);
1.90 nicm 322: tty_putcode(tty, TTYC_ENACS);
1.285 nicm 323: } else
324: log_debug("%s: using UTF-8 for ACS", c->name);
1.1 nicm 325:
326: tty_putcode(tty, TTYC_CNORM);
1.343 nicm 327: if (tty_term_has(tty->term, TTYC_KMOUS)) {
328: tty_puts(tty, "\033[?1000l\033[?1002l\033[?1003l");
329: tty_puts(tty, "\033[?1006l\033[?1005l");
330: }
1.121 nicm 331:
1.367 nicm 332: if (options_get_number(global_options, "focus-events")) {
333: tty->flags |= TTY_FOCUS;
334: tty_raw(tty, tty_term_string(tty->term, TTYC_ENFCS));
335: }
1.369 nicm 336: if (tty->term->flags & TERM_VT100LIKE)
1.352 nicm 337: tty_puts(tty, "\033[?7727h");
1.1 nicm 338:
1.340 nicm 339: evtimer_set(&tty->start_timer, tty_start_timer_callback, tty);
340: evtimer_add(&tty->start_timer, &tv);
341:
1.20 nicm 342: tty->flags |= TTY_STARTED;
1.242 nicm 343: tty_invalidate(tty);
1.107 nicm 344:
1.336 nicm 345: if (*tty->ccolour != '\0')
346: tty_force_cursor_colour(tty, "");
1.177 nicm 347:
348: tty->mouse_drag_flag = 0;
349: tty->mouse_drag_update = NULL;
350: tty->mouse_drag_release = NULL;
1.347 nicm 351: }
352:
353: void
354: tty_send_requests(struct tty *tty)
355: {
356: if (~tty->flags & TTY_STARTED)
357: return;
358:
1.369 nicm 359: if (tty->term->flags & TERM_VT100LIKE) {
1.347 nicm 360: if (~tty->flags & TTY_HAVEDA)
1.351 nicm 361: tty_puts(tty, "\033[>c");
1.364 nicm 362: if (~tty->flags & TTY_HAVEXDA)
363: tty_puts(tty, "\033[>q");
1.347 nicm 364: } else
1.364 nicm 365: tty->flags |= (TTY_HAVEDA|TTY_HAVEXDA);
1.128 nicm 366: }
367:
368: void
1.1 nicm 369: tty_stop_tty(struct tty *tty)
370: {
371: struct winsize ws;
372:
1.20 nicm 373: if (!(tty->flags & TTY_STARTED))
374: return;
375: tty->flags &= ~TTY_STARTED;
1.340 nicm 376:
377: evtimer_del(&tty->start_timer);
1.20 nicm 378:
1.266 nicm 379: event_del(&tty->timer);
380: tty->flags &= ~TTY_BLOCK;
381:
1.244 nicm 382: event_del(&tty->event_in);
383: event_del(&tty->event_out);
1.66 nicm 384:
1.1 nicm 385: /*
386: * Be flexible about error handling and try not kill the server just
387: * because the fd is invalid. Things like ssh -t can easily leave us
388: * with a dead tty.
389: */
390: if (ioctl(tty->fd, TIOCGWINSZ, &ws) == -1)
391: return;
392: if (tcsetattr(tty->fd, TCSANOW, &tty->tio) == -1)
393: return;
394:
395: tty_raw(tty, tty_term_string2(tty->term, TTYC_CSR, 0, ws.ws_row - 1));
1.285 nicm 396: if (tty_acs_needed(tty))
1.90 nicm 397: tty_raw(tty, tty_term_string(tty->term, TTYC_RMACS));
1.1 nicm 398: tty_raw(tty, tty_term_string(tty->term, TTYC_SGR0));
399: tty_raw(tty, tty_term_string(tty->term, TTYC_RMKX));
400: tty_raw(tty, tty_term_string(tty->term, TTYC_CLEAR));
1.160 nicm 401: if (tty_term_has(tty->term, TTYC_SS) && tty->cstyle != 0) {
402: if (tty_term_has(tty->term, TTYC_SE))
403: tty_raw(tty, tty_term_string(tty->term, TTYC_SE));
1.109 nicm 404: else
1.160 nicm 405: tty_raw(tty, tty_term_string1(tty->term, TTYC_SS, 0));
1.108 nicm 406: }
1.173 nicm 407: if (tty->mode & MODE_BRACKETPASTE)
1.366 nicm 408: tty_raw(tty, tty_term_string(tty->term, TTYC_DSBP));
1.336 nicm 409: if (*tty->ccolour != '\0')
410: tty_raw(tty, tty_term_string(tty->term, TTYC_CR));
1.1 nicm 411:
412: tty_raw(tty, tty_term_string(tty->term, TTYC_CNORM));
1.343 nicm 413: if (tty_term_has(tty->term, TTYC_KMOUS)) {
414: tty_raw(tty, "\033[?1000l\033[?1002l\033[?1003l");
415: tty_raw(tty, "\033[?1006l\033[?1005l");
416: }
1.151 nicm 417:
1.367 nicm 418: if (tty->flags & TTY_FOCUS) {
419: tty->flags &= ~TTY_FOCUS;
420: tty_raw(tty, tty_term_string(tty->term, TTYC_DSFCS));
421: }
1.369 nicm 422: if (tty->term->flags & TERM_VT100LIKE)
1.352 nicm 423: tty_raw(tty, "\033[?7727l");
1.10 nicm 424:
1.212 nicm 425: if (tty_use_margin(tty))
1.365 nicm 426: tty_raw(tty, tty_term_string(tty->term, TTYC_DSMG));
1.10 nicm 427: tty_raw(tty, tty_term_string(tty->term, TTYC_RMCUP));
1.150 nicm 428:
429: setblocking(tty->fd, 1);
1.1 nicm 430: }
431:
432: void
1.20 nicm 433: tty_close(struct tty *tty)
1.1 nicm 434: {
1.123 nicm 435: if (event_initialized(&tty->key_timer))
436: evtimer_del(&tty->key_timer);
1.20 nicm 437: tty_stop_tty(tty);
1.1 nicm 438:
1.21 nicm 439: if (tty->flags & TTY_OPENED) {
1.244 nicm 440: evbuffer_free(tty->in);
441: event_del(&tty->event_in);
442: evbuffer_free(tty->out);
443: event_del(&tty->event_out);
1.66 nicm 444:
1.21 nicm 445: tty_term_free(tty->term);
446: tty_keys_free(tty);
447:
448: tty->flags &= ~TTY_OPENED;
449: }
1.1 nicm 450:
1.21 nicm 451: if (tty->fd != -1) {
452: close(tty->fd);
453: tty->fd = -1;
454: }
1.1 nicm 455: }
456:
457: void
1.20 nicm 458: tty_free(struct tty *tty)
1.1 nicm 459: {
1.20 nicm 460: tty_close(tty);
1.138 nicm 461: free(tty->ccolour);
1.1 nicm 462: }
463:
464: void
1.359 nicm 465: tty_update_features(struct tty *tty)
1.212 nicm 466: {
1.359 nicm 467: struct client *c = tty->client;
468:
1.362 nicm 469: if (tty_apply_features(tty->term, c->term_features))
470: tty_term_apply_overrides(tty->term);
1.212 nicm 471:
472: if (tty_use_margin(tty))
1.365 nicm 473: tty_putcode(tty, TTYC_ENMG);
1.212 nicm 474: }
475:
476: void
1.1 nicm 477: tty_raw(struct tty *tty, const char *s)
478: {
1.150 nicm 479: ssize_t n, slen;
480: u_int i;
481:
482: slen = strlen(s);
483: for (i = 0; i < 5; i++) {
484: n = write(tty->fd, s, slen);
485: if (n >= 0) {
486: s += n;
487: slen -= n;
488: if (slen == 0)
489: break;
490: } else if (n == -1 && errno != EAGAIN)
491: break;
492: usleep(100);
493: }
1.1 nicm 494: }
495:
496: void
497: tty_putcode(struct tty *tty, enum tty_code_code code)
498: {
499: tty_puts(tty, tty_term_string(tty->term, code));
500: }
501:
502: void
503: tty_putcode1(struct tty *tty, enum tty_code_code code, int a)
504: {
505: if (a < 0)
506: return;
507: tty_puts(tty, tty_term_string1(tty->term, code, a));
508: }
509:
510: void
511: tty_putcode2(struct tty *tty, enum tty_code_code code, int a, int b)
512: {
513: if (a < 0 || b < 0)
514: return;
515: tty_puts(tty, tty_term_string2(tty->term, code, a, b));
516: }
517:
518: void
1.286 nicm 519: tty_putcode3(struct tty *tty, enum tty_code_code code, int a, int b, int c)
520: {
521: if (a < 0 || b < 0 || c < 0)
522: return;
523: tty_puts(tty, tty_term_string3(tty->term, code, a, b, c));
524: }
525:
526: void
1.107 nicm 527: tty_putcode_ptr1(struct tty *tty, enum tty_code_code code, const void *a)
528: {
529: if (a != NULL)
530: tty_puts(tty, tty_term_ptr1(tty->term, code, a));
531: }
532:
533: void
1.167 nicm 534: tty_putcode_ptr2(struct tty *tty, enum tty_code_code code, const void *a,
535: const void *b)
1.106 nicm 536: {
537: if (a != NULL && b != NULL)
538: tty_puts(tty, tty_term_ptr2(tty->term, code, a, b));
539: }
540:
1.243 nicm 541: static void
542: tty_add(struct tty *tty, const char *buf, size_t len)
543: {
1.258 nicm 544: struct client *c = tty->client;
545:
1.266 nicm 546: if (tty->flags & TTY_BLOCK) {
547: tty->discarded += len;
548: return;
549: }
550:
1.244 nicm 551: evbuffer_add(tty->out, buf, len);
1.270 nicm 552: log_debug("%s: %.*s", c->name, (int)len, buf);
1.266 nicm 553: c->written += len;
1.243 nicm 554:
555: if (tty_log_fd != -1)
556: write(tty_log_fd, buf, len);
1.244 nicm 557: if (tty->flags & TTY_STARTED)
558: event_add(&tty->event_out, NULL);
1.243 nicm 559: }
560:
1.106 nicm 561: void
1.1 nicm 562: tty_puts(struct tty *tty, const char *s)
563: {
1.243 nicm 564: if (*s != '\0')
565: tty_add(tty, s, strlen(s));
1.1 nicm 566: }
567:
568: void
569: tty_putc(struct tty *tty, u_char ch)
570: {
1.90 nicm 571: const char *acs;
1.1 nicm 572:
1.359 nicm 573: if ((tty->term->flags & TERM_NOXENL) &&
1.325 nicm 574: ch >= 0x20 && ch != 0x7f &&
575: tty->cy == tty->sy - 1 &&
576: tty->cx + 1 >= tty->sx)
577: return;
578:
1.90 nicm 579: if (tty->cell.attr & GRID_ATTR_CHARSET) {
580: acs = tty_acs_get(tty, ch);
1.243 nicm 581: if (acs != NULL)
582: tty_add(tty, acs, strlen(acs));
583: else
584: tty_add(tty, &ch, 1);
585: } else
586: tty_add(tty, &ch, 1);
1.1 nicm 587:
588: if (ch >= 0x20 && ch != 0x7f) {
1.211 nicm 589: if (tty->cx >= tty->sx) {
1.46 nicm 590: tty->cx = 1;
591: if (tty->cy != tty->rlower)
592: tty->cy++;
1.211 nicm 593:
594: /*
595: * On !xenl terminals, force the cursor position to
596: * where we think it should be after a line wrap - this
597: * means it works on sensible terminals as well.
598: */
1.359 nicm 599: if (tty->term->flags & TERM_NOXENL)
1.211 nicm 600: tty_putcode2(tty, TTYC_CUP, tty->cy, tty->cx);
1.1 nicm 601: } else
602: tty->cx++;
603: }
604: }
605:
606: void
1.147 nicm 607: tty_putn(struct tty *tty, const void *buf, size_t len, u_int width)
1.5 nicm 608: {
1.359 nicm 609: if ((tty->term->flags & TERM_NOXENL) &&
1.325 nicm 610: tty->cy == tty->sy - 1 &&
611: tty->cx + len >= tty->sx)
612: len = tty->sx - tty->cx - 1;
613:
1.243 nicm 614: tty_add(tty, buf, len);
1.268 nicm 615: if (tty->cx + width > tty->sx) {
616: tty->cx = (tty->cx + width) - tty->sx;
617: if (tty->cx <= tty->sx)
618: tty->cy++;
619: else
620: tty->cx = tty->cy = UINT_MAX;
621: } else
1.254 nicm 622: tty->cx += width;
1.5 nicm 623: }
624:
1.207 nicm 625: static void
1.180 nicm 626: tty_set_italics(struct tty *tty)
627: {
628: const char *s;
629:
630: if (tty_term_has(tty->term, TTYC_SITM)) {
1.191 nicm 631: s = options_get_string(global_options, "default-terminal");
1.180 nicm 632: if (strcmp(s, "screen") != 0 && strncmp(s, "screen-", 7) != 0) {
633: tty_putcode(tty, TTYC_SITM);
634: return;
635: }
636: }
637: tty_putcode(tty, TTYC_SMSO);
638: }
639:
640: void
1.1 nicm 641: tty_set_title(struct tty *tty, const char *title)
642: {
1.105 nicm 643: if (!tty_term_has(tty->term, TTYC_TSL) ||
644: !tty_term_has(tty->term, TTYC_FSL))
1.1 nicm 645: return;
646:
1.105 nicm 647: tty_putcode(tty, TTYC_TSL);
1.1 nicm 648: tty_puts(tty, title);
1.105 nicm 649: tty_putcode(tty, TTYC_FSL);
1.1 nicm 650: }
651:
1.208 nicm 652: static void
1.107 nicm 653: tty_force_cursor_colour(struct tty *tty, const char *ccolour)
654: {
655: if (*ccolour == '\0')
656: tty_putcode(tty, TTYC_CR);
657: else
1.160 nicm 658: tty_putcode_ptr1(tty, TTYC_CS, ccolour);
1.138 nicm 659: free(tty->ccolour);
1.107 nicm 660: tty->ccolour = xstrdup(ccolour);
661: }
662:
663: void
664: tty_update_mode(struct tty *tty, int mode, struct screen *s)
1.1 nicm 665: {
1.344 nicm 666: struct client *c = tty->client;
667: int changed;
1.1 nicm 668:
1.197 nicm 669: if (s != NULL && strcmp(s->ccolour, tty->ccolour) != 0)
1.107 nicm 670: tty_force_cursor_colour(tty, s->ccolour);
671:
1.1 nicm 672: if (tty->flags & TTY_NOCURSOR)
673: mode &= ~MODE_CURSOR;
674:
675: changed = mode ^ tty->mode;
1.368 nicm 676: if (changed != 0)
677: log_debug("%s: update mode %x to %x", c->name, tty->mode, mode);
1.344 nicm 678:
1.183 nicm 679: if (changed & MODE_BLINKING) {
680: if (tty_term_has(tty->term, TTYC_CVVIS))
681: tty_putcode(tty, TTYC_CVVIS);
682: else
683: tty_putcode(tty, TTYC_CNORM);
684: changed |= MODE_CURSOR;
685: }
686: if (changed & MODE_CURSOR) {
687: if (mode & MODE_CURSOR)
688: tty_putcode(tty, TTYC_CNORM);
689: else
1.1 nicm 690: tty_putcode(tty, TTYC_CIVIS);
1.108 nicm 691: }
1.181 nicm 692: if (s != NULL && tty->cstyle != s->cstyle) {
1.160 nicm 693: if (tty_term_has(tty->term, TTYC_SS)) {
1.108 nicm 694: if (s->cstyle == 0 &&
1.160 nicm 695: tty_term_has(tty->term, TTYC_SE))
696: tty_putcode(tty, TTYC_SE);
1.108 nicm 697: else
1.160 nicm 698: tty_putcode1(tty, TTYC_SS, s->cstyle);
1.108 nicm 699: }
700: tty->cstyle = s->cstyle;
1.1 nicm 701: }
1.344 nicm 702: if ((changed & ALL_MOUSE_MODES) &&
703: tty_term_has(tty->term, TTYC_KMOUS)) {
704: if ((mode & ALL_MOUSE_MODES) == 0)
705: tty_puts(tty, "\033[?1006l");
706: if ((changed & MODE_MOUSE_STANDARD) &&
707: (~mode & MODE_MOUSE_STANDARD))
708: tty_puts(tty, "\033[?1000l");
709: if ((changed & MODE_MOUSE_BUTTON) &&
710: (~mode & MODE_MOUSE_BUTTON))
711: tty_puts(tty, "\033[?1002l");
712: if ((changed & MODE_MOUSE_ALL) &&
713: (~mode & MODE_MOUSE_ALL))
714: tty_puts(tty, "\033[?1003l");
715:
716: if (mode & ALL_MOUSE_MODES)
1.153 nicm 717: tty_puts(tty, "\033[?1006h");
1.344 nicm 718: if ((changed & MODE_MOUSE_STANDARD) &&
719: (mode & MODE_MOUSE_STANDARD))
720: tty_puts(tty, "\033[?1000h");
721: if ((changed & MODE_MOUSE_BUTTON) &&
722: (mode & MODE_MOUSE_BUTTON))
723: tty_puts(tty, "\033[?1002h");
724: if ((changed & MODE_MOUSE_ALL) &&
725: (mode & MODE_MOUSE_ALL))
726: tty_puts(tty, "\033[?1003h");
1.115 nicm 727: }
728: if (changed & MODE_BRACKETPASTE) {
729: if (mode & MODE_BRACKETPASTE)
1.366 nicm 730: tty_putcode(tty, TTYC_ENBP);
1.115 nicm 731: else
1.366 nicm 732: tty_putcode(tty, TTYC_DSBP);
1.1 nicm 733: }
734: tty->mode = mode;
735: }
736:
1.207 nicm 737: static void
1.168 nicm 738: tty_emulate_repeat(struct tty *tty, enum tty_code_code code,
739: enum tty_code_code code1, u_int n)
1.1 nicm 740: {
741: if (tty_term_has(tty->term, code))
742: tty_putcode1(tty, code, n);
743: else {
744: while (n-- > 0)
745: tty_putcode(tty, code1);
746: }
747: }
748:
1.207 nicm 749: static void
1.133 nicm 750: tty_repeat_space(struct tty *tty, u_int n)
751: {
1.257 nicm 752: static char s[500];
753:
754: if (*s != ' ')
755: memset(s, ' ', sizeof s);
756:
757: while (n > sizeof s) {
758: tty_putn(tty, s, sizeof s, sizeof s);
759: n -= sizeof s;
760: }
761: if (n != 0)
762: tty_putn(tty, s, n, n);
1.304 nicm 763: }
764:
1.309 nicm 765: /* Is this window bigger than the terminal? */
766: int
767: tty_window_bigger(struct tty *tty)
768: {
769: struct client *c = tty->client;
770: struct window *w = c->session->curw->window;
771:
772: return (tty->sx < w->sx || tty->sy - status_line_size(c) < w->sy);
773: }
774:
775: /* What offset should this window be drawn at? */
776: int
777: tty_window_offset(struct tty *tty, u_int *ox, u_int *oy, u_int *sx, u_int *sy)
778: {
779: *ox = tty->oox;
780: *oy = tty->ooy;
781: *sx = tty->osx;
782: *sy = tty->osy;
783:
784: return (tty->oflag);
785: }
786:
787: /* What offset should this window be drawn at? */
788: static int
789: tty_window_offset1(struct tty *tty, u_int *ox, u_int *oy, u_int *sx, u_int *sy)
790: {
791: struct client *c = tty->client;
792: struct window *w = c->session->curw->window;
793: struct window_pane *wp = w->active;
794: u_int cx, cy, lines;
795:
796: lines = status_line_size(c);
797:
798: if (tty->sx >= w->sx && tty->sy - lines >= w->sy) {
799: *ox = 0;
800: *oy = 0;
801: *sx = w->sx;
802: *sy = w->sy;
803:
804: c->pan_window = NULL;
805: return (0);
806: }
807:
808: *sx = tty->sx;
809: *sy = tty->sy - lines;
810:
811: if (c->pan_window == w) {
812: if (*sx >= w->sx)
813: c->pan_ox = 0;
814: else if (c->pan_ox + *sx > w->sx)
815: c->pan_ox = w->sx - *sx;
816: *ox = c->pan_ox;
817: if (*sy >= w->sy)
818: c->pan_oy = 0;
819: else if (c->pan_oy + *sy > w->sy)
820: c->pan_oy = w->sy - *sy;
821: *oy = c->pan_oy;
822: return (1);
823: }
824:
825: if (~wp->screen->mode & MODE_CURSOR) {
826: *ox = 0;
827: *oy = 0;
828: } else {
829: cx = wp->xoff + wp->screen->cx;
830: cy = wp->yoff + wp->screen->cy;
831:
832: if (cx < *sx)
833: *ox = 0;
834: else if (cx > w->sx - *sx)
835: *ox = w->sx - *sx;
836: else
837: *ox = cx - *sx / 2;
838:
839: if (cy < *sy)
840: *oy = 0;
841: else if (cy > w->sy - *sy)
842: *oy = w->sy - *sy;
843: else
844: *oy = cy - *sy / 2;
845: }
846:
847: c->pan_window = NULL;
848: return (1);
849: }
850:
851: /* Update stored offsets for a window and redraw if necessary. */
852: void
853: tty_update_window_offset(struct window *w)
854: {
855: struct client *c;
856:
857: TAILQ_FOREACH(c, &clients, entry) {
858: if (c->session != NULL && c->session->curw->window == w)
859: tty_update_client_offset(c);
860: }
861: }
862:
863: /* Update stored offsets for a client and redraw if necessary. */
864: void
865: tty_update_client_offset(struct client *c)
1.304 nicm 866: {
1.309 nicm 867: u_int ox, oy, sx, sy;
1.314 nicm 868:
869: if (~c->flags & CLIENT_TERMINAL)
870: return;
1.304 nicm 871:
1.309 nicm 872: c->tty.oflag = tty_window_offset1(&c->tty, &ox, &oy, &sx, &sy);
873: if (ox == c->tty.oox &&
874: oy == c->tty.ooy &&
875: sx == c->tty.osx &&
876: sy == c->tty.osy)
877: return;
878:
879: log_debug ("%s: %s offset has changed (%u,%u %ux%u -> %u,%u %ux%u)",
880: __func__, c->name, c->tty.oox, c->tty.ooy, c->tty.osx, c->tty.osy,
881: ox, oy, sx, sy);
882:
883: c->tty.oox = ox;
884: c->tty.ooy = oy;
885: c->tty.osx = sx;
886: c->tty.osy = sy;
887:
888: c->flags |= (CLIENT_REDRAWWINDOW|CLIENT_REDRAWSTATUS);
1.133 nicm 889: }
890:
1.1 nicm 891: /*
1.119 nicm 892: * Is the region large enough to be worth redrawing once later rather than
893: * probably several times now? Currently yes if it is more than 50% of the
894: * pane.
895: */
1.207 nicm 896: static int
1.194 nicm 897: tty_large_region(__unused struct tty *tty, const struct tty_ctx *ctx)
1.119 nicm 898: {
1.372 ! nicm 899: return (ctx->orlower - ctx->orupper >= ctx->sy / 2);
1.119 nicm 900: }
901:
902: /*
1.176 nicm 903: * Return if BCE is needed but the terminal doesn't have it - it'll need to be
904: * emulated.
905: */
1.207 nicm 906: static int
1.317 nicm 907: tty_fake_bce(const struct tty *tty, struct window_pane *wp, u_int bg)
1.176 nicm 908: {
909: struct grid_cell gc;
910:
1.210 nicm 911: if (tty_term_flag(tty->term, TTYC_BCE))
912: return (0);
913:
1.176 nicm 914: memcpy(&gc, &grid_default_cell, sizeof gc);
1.203 nicm 915: if (wp != NULL)
916: tty_default_colours(&gc, wp);
1.176 nicm 917:
1.310 nicm 918: if (!COLOUR_DEFAULT(bg) || !COLOUR_DEFAULT(gc.bg))
1.210 nicm 919: return (1);
920: return (0);
1.176 nicm 921: }
922:
923: /*
1.1 nicm 924: * Redraw scroll region using data from screen (already updated). Used when
925: * CSR not supported, or window is a pane that doesn't take up the full
926: * width of the terminal.
927: */
1.207 nicm 928: static void
1.24 nicm 929: tty_redraw_region(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 930: {
1.358 nicm 931: struct client *c = tty->client;
1.14 nicm 932: struct window_pane *wp = ctx->wp;
1.204 nicm 933: u_int i;
1.1 nicm 934:
935: /*
1.119 nicm 936: * If region is large, schedule a window redraw. In most cases this is
937: * likely to be followed by some more scrolling.
1.1 nicm 938: */
1.119 nicm 939: if (tty_large_region(tty, ctx)) {
1.358 nicm 940: log_debug("%s: %s, large redraw of %%%u", __func__, c->name, wp->id);
1.1 nicm 941: wp->flags |= PANE_REDRAW;
942: return;
943: }
944:
1.14 nicm 945: if (ctx->ocy < ctx->orupper || ctx->ocy > ctx->orlower) {
1.372 ! nicm 946: for (i = ctx->ocy; i < ctx->sy; i++)
1.309 nicm 947: tty_draw_pane(tty, ctx, i);
1.1 nicm 948: } else {
1.14 nicm 949: for (i = ctx->orupper; i <= ctx->orlower; i++)
1.309 nicm 950: tty_draw_pane(tty, ctx, i);
1.1 nicm 951: }
952: }
953:
1.309 nicm 954: /* Is this position visible in the pane? */
955: static int
956: tty_is_visible(struct tty *tty, const struct tty_ctx *ctx, u_int px, u_int py,
957: u_int nx, u_int ny)
958: {
959: u_int xoff = ctx->xoff + px, yoff = ctx->yoff + py, lines;
960:
961: if (!ctx->bigger)
962: return (1);
963:
964: if (status_at_line(tty->client) == 0)
965: lines = status_line_size(tty->client);
966: else
967: lines = 0;
968:
1.372 ! nicm 969: if (xoff + nx <= ctx->wox || xoff >= ctx->wox + ctx->wsx ||
! 970: yoff + ny <= ctx->woy || yoff >= lines + ctx->woy + ctx->wsy)
1.309 nicm 971: return (0);
972: return (1);
973: }
974:
975: /* Clamp line position to visible part of pane. */
976: static int
977: tty_clamp_line(struct tty *tty, const struct tty_ctx *ctx, u_int px, u_int py,
978: u_int nx, u_int *i, u_int *x, u_int *rx, u_int *ry)
979: {
980: struct window_pane *wp = ctx->wp;
981: u_int xoff = wp->xoff + px;
982:
983: if (!tty_is_visible(tty, ctx, px, py, nx, 1))
984: return (0);
1.372 ! nicm 985: *ry = ctx->yoff + py - ctx->woy;
1.309 nicm 986:
1.372 ! nicm 987: if (xoff >= ctx->wox && xoff + nx <= ctx->wox + ctx->wsx) {
1.309 nicm 988: /* All visible. */
989: *i = 0;
1.372 ! nicm 990: *x = ctx->xoff + px - ctx->wox;
1.309 nicm 991: *rx = nx;
1.372 ! nicm 992: } else if (xoff < ctx->wox && xoff + nx > ctx->wox + ctx->wsx) {
1.309 nicm 993: /* Both left and right not visible. */
1.372 ! nicm 994: *i = ctx->wox;
1.309 nicm 995: *x = 0;
1.372 ! nicm 996: *rx = ctx->wsx;
! 997: } else if (xoff < ctx->wox) {
1.309 nicm 998: /* Left not visible. */
1.372 ! nicm 999: *i = ctx->wox - (ctx->xoff + px);
1.309 nicm 1000: *x = 0;
1001: *rx = nx - *i;
1002: } else {
1003: /* Right not visible. */
1004: *i = 0;
1.372 ! nicm 1005: *x = (ctx->xoff + px) - ctx->wox;
! 1006: *rx = ctx->wsx - *x;
1.309 nicm 1007: }
1008: if (*rx > nx)
1009: fatalx("%s: x too big, %u > %u", __func__, *rx, nx);
1010:
1011: return (1);
1012: }
1013:
1014: /* Clear a line. */
1.271 nicm 1015: static void
1.317 nicm 1016: tty_clear_line(struct tty *tty, struct window_pane *wp, u_int py, u_int px,
1017: u_int nx, u_int bg)
1.271 nicm 1018: {
1.309 nicm 1019: struct client *c = tty->client;
1020:
1021: log_debug("%s: %s, %u at %u,%u", __func__, c->name, nx, px, py);
1.271 nicm 1022:
1023: /* Nothing to clear. */
1024: if (nx == 0)
1025: return;
1026:
1027: /* If genuine BCE is available, can try escape sequences. */
1028: if (!tty_fake_bce(tty, wp, bg)) {
1029: /* Off the end of the line, use EL if available. */
1030: if (px + nx >= tty->sx && tty_term_has(tty->term, TTYC_EL)) {
1031: tty_cursor(tty, px, py);
1032: tty_putcode(tty, TTYC_EL);
1033: return;
1034: }
1035:
1036: /* At the start of the line. Use EL1. */
1037: if (px == 0 && tty_term_has(tty->term, TTYC_EL1)) {
1038: tty_cursor(tty, px + nx - 1, py);
1039: tty_putcode(tty, TTYC_EL1);
1040: return;
1041: }
1042:
1043: /* Section of line. Use ECH if possible. */
1044: if (tty_term_has(tty->term, TTYC_ECH)) {
1045: tty_cursor(tty, px, py);
1046: tty_putcode1(tty, TTYC_ECH, nx);
1047: return;
1048: }
1049: }
1050:
1051: /* Couldn't use an escape sequence, use spaces. */
1.272 nicm 1052: tty_cursor(tty, px, py);
1.271 nicm 1053: tty_repeat_space(tty, nx);
1054: }
1055:
1.309 nicm 1056: /* Clear a line, adjusting to visible part of pane. */
1057: static void
1058: tty_clear_pane_line(struct tty *tty, const struct tty_ctx *ctx, u_int py,
1059: u_int px, u_int nx, u_int bg)
1060: {
1061: struct client *c = tty->client;
1062: u_int i, x, rx, ry;
1063:
1064: log_debug("%s: %s, %u at %u,%u", __func__, c->name, nx, px, py);
1065:
1066: if (tty_clamp_line(tty, ctx, px, py, nx, &i, &x, &rx, &ry))
1067: tty_clear_line(tty, ctx->wp, ry, x, rx, bg);
1068: }
1069:
1070: /* Clamp area position to visible part of pane. */
1071: static int
1072: tty_clamp_area(struct tty *tty, const struct tty_ctx *ctx, u_int px, u_int py,
1073: u_int nx, u_int ny, u_int *i, u_int *j, u_int *x, u_int *y, u_int *rx,
1074: u_int *ry)
1075: {
1076: struct window_pane *wp = ctx->wp;
1077: u_int xoff = wp->xoff + px, yoff = wp->yoff + py;
1078:
1079: if (!tty_is_visible(tty, ctx, px, py, nx, ny))
1080: return (0);
1081:
1.372 ! nicm 1082: if (xoff >= ctx->wox && xoff + nx <= ctx->wox + ctx->wsx) {
1.309 nicm 1083: /* All visible. */
1084: *i = 0;
1.372 ! nicm 1085: *x = ctx->xoff + px - ctx->wox;
1.309 nicm 1086: *rx = nx;
1.372 ! nicm 1087: } else if (xoff < ctx->wox && xoff + nx > ctx->wox + ctx->wsx) {
1.309 nicm 1088: /* Both left and right not visible. */
1.372 ! nicm 1089: *i = ctx->wox;
1.309 nicm 1090: *x = 0;
1.372 ! nicm 1091: *rx = ctx->wsx;
! 1092: } else if (xoff < ctx->wox) {
1.309 nicm 1093: /* Left not visible. */
1.372 ! nicm 1094: *i = ctx->wox - (ctx->xoff + px);
1.309 nicm 1095: *x = 0;
1096: *rx = nx - *i;
1097: } else {
1098: /* Right not visible. */
1099: *i = 0;
1.372 ! nicm 1100: *x = (ctx->xoff + px) - ctx->wox;
! 1101: *rx = ctx->wsx - *x;
1.309 nicm 1102: }
1103: if (*rx > nx)
1104: fatalx("%s: x too big, %u > %u", __func__, *rx, nx);
1105:
1.372 ! nicm 1106: if (yoff >= ctx->woy && yoff + ny <= ctx->woy + ctx->wsy) {
1.309 nicm 1107: /* All visible. */
1108: *j = 0;
1.372 ! nicm 1109: *y = ctx->yoff + py - ctx->woy;
1.309 nicm 1110: *ry = ny;
1.372 ! nicm 1111: } else if (yoff < ctx->woy && yoff + ny > ctx->woy + ctx->wsy) {
1.327 nicm 1112: /* Both top and bottom not visible. */
1.372 ! nicm 1113: *j = ctx->woy;
1.309 nicm 1114: *y = 0;
1.372 ! nicm 1115: *ry = ctx->wsy;
! 1116: } else if (yoff < ctx->woy) {
1.327 nicm 1117: /* Top not visible. */
1.372 ! nicm 1118: *j = ctx->woy - (ctx->yoff + py);
1.309 nicm 1119: *y = 0;
1120: *ry = ny - *j;
1121: } else {
1.327 nicm 1122: /* Bottom not visible. */
1.309 nicm 1123: *j = 0;
1.372 ! nicm 1124: *y = (ctx->yoff + py) - ctx->woy;
! 1125: *ry = ctx->wsy - *y;
1.309 nicm 1126: }
1127: if (*ry > ny)
1128: fatalx("%s: y too big, %u > %u", __func__, *ry, ny);
1129:
1130: return (1);
1131: }
1132:
1133: /* Clear an area, adjusting to visible part of pane. */
1.271 nicm 1134: static void
1.317 nicm 1135: tty_clear_area(struct tty *tty, struct window_pane *wp, u_int py, u_int ny,
1136: u_int px, u_int nx, u_int bg)
1.271 nicm 1137: {
1.309 nicm 1138: struct client *c = tty->client;
1139: u_int yy;
1140: char tmp[64];
1.271 nicm 1141:
1.309 nicm 1142: log_debug("%s: %s, %u,%u at %u,%u", __func__, c->name, nx, ny, px, py);
1.271 nicm 1143:
1144: /* Nothing to clear. */
1145: if (nx == 0 || ny == 0)
1146: return;
1147:
1148: /* If genuine BCE is available, can try escape sequences. */
1149: if (!tty_fake_bce(tty, wp, bg)) {
1.276 nicm 1150: /* Use ED if clearing off the bottom of the terminal. */
1.271 nicm 1151: if (px == 0 &&
1152: px + nx >= tty->sx &&
1153: py + ny >= tty->sy &&
1154: tty_term_has(tty->term, TTYC_ED)) {
1155: tty_cursor(tty, 0, py);
1156: tty_putcode(tty, TTYC_ED);
1.274 nicm 1157: return;
1158: }
1159:
1160: /*
1.276 nicm 1161: * On VT420 compatible terminals we can use DECFRA if the
1162: * background colour isn't default (because it doesn't work
1163: * after SGR 0).
1.274 nicm 1164: */
1.359 nicm 1165: if ((tty->term->flags & TERM_DECFRA) && !COLOUR_DEFAULT(bg)) {
1.274 nicm 1166: xsnprintf(tmp, sizeof tmp, "\033[32;%u;%u;%u;%u$x",
1167: py + 1, px + 1, py + ny, px + nx);
1168: tty_puts(tty, tmp);
1.276 nicm 1169: return;
1170: }
1171:
1.280 nicm 1172: /* Full lines can be scrolled away to clear them. */
1173: if (px == 0 &&
1.281 nicm 1174: px + nx >= tty->sx &&
1.280 nicm 1175: ny > 2 &&
1176: tty_term_has(tty->term, TTYC_CSR) &&
1177: tty_term_has(tty->term, TTYC_INDN)) {
1178: tty_region(tty, py, py + ny - 1);
1179: tty_margin_off(tty);
1.284 nicm 1180: tty_putcode1(tty, TTYC_INDN, ny);
1.280 nicm 1181: return;
1182: }
1183:
1.276 nicm 1184: /*
1185: * If margins are supported, can just scroll the area off to
1186: * clear it.
1187: */
1.277 nicm 1188: if (nx > 2 &&
1189: ny > 2 &&
1.280 nicm 1190: tty_term_has(tty->term, TTYC_CSR) &&
1.277 nicm 1191: tty_use_margin(tty) &&
1192: tty_term_has(tty->term, TTYC_INDN)) {
1.276 nicm 1193: tty_region(tty, py, py + ny - 1);
1194: tty_margin(tty, px, px + nx - 1);
1.284 nicm 1195: tty_putcode1(tty, TTYC_INDN, ny);
1.271 nicm 1196: return;
1197: }
1198: }
1199:
1200: /* Couldn't use an escape sequence, loop over the lines. */
1201: for (yy = py; yy < py + ny; yy++)
1202: tty_clear_line(tty, wp, yy, px, nx, bg);
1203: }
1204:
1.309 nicm 1205: /* Clear an area in a pane. */
1206: static void
1207: tty_clear_pane_area(struct tty *tty, const struct tty_ctx *ctx, u_int py,
1208: u_int ny, u_int px, u_int nx, u_int bg)
1209: {
1210: u_int i, j, x, y, rx, ry;
1211:
1212: if (tty_clamp_area(tty, ctx, px, py, nx, ny, &i, &j, &x, &y, &rx, &ry))
1213: tty_clear_area(tty, ctx->wp, y, ry, x, rx, bg);
1214: }
1215:
1216: static void
1217: tty_draw_pane(struct tty *tty, const struct tty_ctx *ctx, u_int py)
1.176 nicm 1218: {
1.309 nicm 1219: struct window_pane *wp = ctx->wp;
1220: struct screen *s = wp->screen;
1.372 ! nicm 1221: u_int nx = ctx->sx, i, x, rx, ry;
1.309 nicm 1222:
1223: log_debug("%s: %s %u %d", __func__, tty->client->name, py, ctx->bigger);
1224:
1225: if (!ctx->bigger) {
1226: tty_draw_line(tty, wp, s, 0, py, nx, ctx->xoff, ctx->yoff + py);
1227: return;
1228: }
1229: if (tty_clamp_line(tty, ctx, 0, py, nx, &i, &x, &rx, &ry))
1230: tty_draw_line(tty, wp, s, i, py, rx, x, ry);
1.176 nicm 1231: }
1232:
1.298 nicm 1233: static const struct grid_cell *
1234: tty_check_codeset(struct tty *tty, const struct grid_cell *gc)
1235: {
1236: static struct grid_cell new;
1237: u_int n;
1238:
1239: /* Characters less than 0x7f are always fine, no matter what. */
1240: if (gc->data.size == 1 && *gc->data.data < 0x7f)
1241: return (gc);
1242:
1243: /* UTF-8 terminal and a UTF-8 character - fine. */
1.359 nicm 1244: if (tty->client->flags & CLIENT_UTF8)
1.298 nicm 1245: return (gc);
1246:
1247: /* Replace by the right number of underscores. */
1248: n = gc->data.width;
1249: if (n > UTF8_SIZE)
1250: n = UTF8_SIZE;
1251: memcpy(&new, gc, sizeof new);
1252: new.data.size = n;
1253: memset(new.data.data, '_', n);
1254: return (&new);
1255: }
1256:
1.346 nicm 1257: static int
1258: tty_check_overlay(struct tty *tty, u_int px, u_int py)
1259: {
1260: struct client *c = tty->client;
1261:
1262: if (c->overlay_check == NULL)
1263: return (1);
1264: return (c->overlay_check(c, px, py));
1265: }
1266:
1.176 nicm 1267: void
1.317 nicm 1268: tty_draw_line(struct tty *tty, struct window_pane *wp, struct screen *s,
1269: u_int px, u_int py, u_int nx, u_int atx, u_int aty)
1.1 nicm 1270: {
1.297 nicm 1271: struct grid *gd = s->grid;
1.250 nicm 1272: struct grid_cell gc, last;
1.298 nicm 1273: const struct grid_cell *gcp;
1.309 nicm 1274: struct grid_line *gl;
1275: u_int i, j, ux, sx, width;
1.329 nicm 1276: int flags, cleared = 0, wrapped = 0;
1.250 nicm 1277: char buf[512];
1.315 nicm 1278: size_t len;
1.303 nicm 1279: u_int cellsize;
1.1 nicm 1280:
1.309 nicm 1281: log_debug("%s: px=%u py=%u nx=%u atx=%u aty=%u", __func__,
1282: px, py, nx, atx, aty);
1283:
1284: /*
1285: * py is the line in the screen to draw.
1286: * px is the start x and nx is the width to draw.
1287: * atx,aty is the line on the terminal to draw it.
1288: */
1289:
1.259 nicm 1290: flags = (tty->flags & TTY_NOCURSOR);
1.181 nicm 1291: tty->flags |= TTY_NOCURSOR;
1292: tty_update_mode(tty, tty->mode, s);
1.35 nicm 1293:
1.214 nicm 1294: tty_region_off(tty);
1295: tty_margin_off(tty);
1296:
1.273 nicm 1297: /*
1298: * Clamp the width to cellsize - note this is not cellused, because
1299: * there may be empty background cells after it (from BCE).
1300: */
1.1 nicm 1301: sx = screen_size_x(s);
1.309 nicm 1302: if (nx > sx)
1303: nx = sx;
1.303 nicm 1304: cellsize = grid_get_line(gd, gd->hsize + py)->cellsize;
1305: if (sx > cellsize)
1306: sx = cellsize;
1.1 nicm 1307: if (sx > tty->sx)
1308: sx = tty->sx;
1.309 nicm 1309: if (sx > nx)
1310: sx = nx;
1.292 nicm 1311: ux = 0;
1.1 nicm 1312:
1.309 nicm 1313: if (py == 0)
1314: gl = NULL;
1315: else
1316: gl = grid_get_line(gd, gd->hsize + py - 1);
1.268 nicm 1317: if (wp == NULL ||
1.309 nicm 1318: gl == NULL ||
1319: (~gl->flags & GRID_LINE_WRAPPED) ||
1320: atx != 0 ||
1.268 nicm 1321: tty->cx < tty->sx ||
1.309 nicm 1322: nx < tty->sx) {
1323: if (nx < tty->sx &&
1324: atx == 0 &&
1325: px + sx != nx &&
1.268 nicm 1326: tty_term_has(tty->term, TTYC_EL1) &&
1327: !tty_fake_bce(tty, wp, 8)) {
1328: tty_default_attributes(tty, wp, 8);
1.309 nicm 1329: tty_cursor(tty, nx - 1, aty);
1.268 nicm 1330: tty_putcode(tty, TTYC_EL1);
1331: cleared = 1;
1332: }
1.329 nicm 1333: } else {
1.309 nicm 1334: log_debug("%s: wrapped line %u", __func__, aty);
1.329 nicm 1335: wrapped = 1;
1336: }
1.250 nicm 1337:
1338: memcpy(&last, &grid_default_cell, sizeof last);
1339: len = 0;
1340: width = 0;
1.46 nicm 1341:
1.1 nicm 1342: for (i = 0; i < sx; i++) {
1.309 nicm 1343: grid_view_get_cell(gd, px + i, py, &gc);
1.298 nicm 1344: gcp = tty_check_codeset(tty, &gc);
1.250 nicm 1345: if (len != 0 &&
1.346 nicm 1346: (!tty_check_overlay(tty, atx + ux + width, aty) ||
1347: (gcp->attr & GRID_ATTR_CHARSET) ||
1.298 nicm 1348: gcp->flags != last.flags ||
1349: gcp->attr != last.attr ||
1350: gcp->fg != last.fg ||
1351: gcp->bg != last.bg ||
1.328 nicm 1352: gcp->us != last.us ||
1.315 nicm 1353: ux + width + gcp->data.width > nx ||
1.298 nicm 1354: (sizeof buf) - len < gcp->data.size)) {
1.316 nicm 1355: tty_attributes(tty, &last, wp);
1.315 nicm 1356: if (last.flags & GRID_FLAG_CLEARED) {
1357: log_debug("%s: %zu cleared", __func__, len);
1358: tty_clear_line(tty, wp, aty, atx + ux, width,
1359: last.bg);
1360: } else {
1.329 nicm 1361: if (!wrapped || atx != 0 || ux != 0)
1362: tty_cursor(tty, atx + ux, aty);
1.315 nicm 1363: tty_putn(tty, buf, len, width);
1364: }
1.292 nicm 1365: ux += width;
1.250 nicm 1366:
1367: len = 0;
1368: width = 0;
1.329 nicm 1369: wrapped = 0;
1.250 nicm 1370: }
1371:
1.298 nicm 1372: if (gcp->flags & GRID_FLAG_SELECTED)
1.299 nicm 1373: screen_select_cell(s, &last, gcp);
1.250 nicm 1374: else
1.299 nicm 1375: memcpy(&last, gcp, sizeof last);
1.346 nicm 1376: if (!tty_check_overlay(tty, atx + ux, aty))
1377: ux += gcp->data.width;
1378: else if (ux + gcp->data.width > nx) {
1.299 nicm 1379: tty_attributes(tty, &last, wp);
1.315 nicm 1380: tty_cursor(tty, atx + ux, aty);
1.298 nicm 1381: for (j = 0; j < gcp->data.width; j++) {
1.309 nicm 1382: if (ux + j > nx)
1.297 nicm 1383: break;
1384: tty_putc(tty, ' ');
1385: ux++;
1386: }
1.299 nicm 1387: } else if (gcp->attr & GRID_ATTR_CHARSET) {
1388: tty_attributes(tty, &last, wp);
1.315 nicm 1389: tty_cursor(tty, atx + ux, aty);
1.299 nicm 1390: for (j = 0; j < gcp->data.size; j++)
1391: tty_putc(tty, gcp->data.data[j]);
1.346 nicm 1392: ux += gcp->data.width;
1.299 nicm 1393: } else {
1.298 nicm 1394: memcpy(buf + len, gcp->data.data, gcp->data.size);
1395: len += gcp->data.size;
1396: width += gcp->data.width;
1.250 nicm 1397: }
1398: }
1.315 nicm 1399: if (len != 0 && ((~last.flags & GRID_FLAG_CLEARED) || last.bg != 8)) {
1.316 nicm 1400: tty_attributes(tty, &last, wp);
1.315 nicm 1401: if (last.flags & GRID_FLAG_CLEARED) {
1402: log_debug("%s: %zu cleared (end)", __func__, len);
1403: tty_clear_line(tty, wp, aty, atx + ux, width, last.bg);
1404: } else {
1.329 nicm 1405: if (!wrapped || atx != 0 || ux != 0)
1406: tty_cursor(tty, atx + ux, aty);
1.291 nicm 1407: tty_putn(tty, buf, len, width);
1408: }
1.315 nicm 1409: ux += width;
1.1 nicm 1410: }
1411:
1.309 nicm 1412: if (!cleared && ux < nx) {
1.315 nicm 1413: log_debug("%s: %u to end of line (%zu cleared)", __func__,
1414: nx - ux, len);
1.210 nicm 1415: tty_default_attributes(tty, wp, 8);
1.309 nicm 1416: tty_clear_line(tty, wp, aty, atx + ux, nx - ux, 8);
1.35 nicm 1417: }
1.1 nicm 1418:
1.181 nicm 1419: tty->flags = (tty->flags & ~TTY_NOCURSOR) | flags;
1.107 nicm 1420: tty_update_mode(tty, tty->mode, s);
1.15 nicm 1421: }
1422:
1.348 nicm 1423: void
1424: tty_sync_start(struct tty *tty)
1425: {
1.361 nicm 1426: if (tty->flags & TTY_BLOCK)
1427: return;
1428: if (tty->flags & TTY_SYNCING)
1429: return;
1430: tty->flags |= TTY_SYNCING;
1431:
1432: if (tty_term_has(tty->term, TTYC_SYNC)) {
1433: log_debug("%s sync start", tty->client->name);
1.360 nicm 1434: tty_putcode1(tty, TTYC_SYNC, 1);
1.357 nicm 1435: }
1.348 nicm 1436: }
1437:
1438: void
1439: tty_sync_end(struct tty *tty)
1440: {
1.361 nicm 1441: if (tty->flags & TTY_BLOCK)
1442: return;
1443: if (~tty->flags & TTY_SYNCING)
1444: return;
1445: tty->flags &= ~TTY_SYNCING;
1446:
1447: if (tty_term_has(tty->term, TTYC_SYNC)) {
1448: log_debug("%s sync end", tty->client->name);
1.360 nicm 1449: tty_putcode1(tty, TTYC_SYNC, 2);
1.357 nicm 1450: }
1.348 nicm 1451: }
1452:
1.201 nicm 1453: static int
1.182 nicm 1454: tty_client_ready(struct client *c, struct window_pane *wp)
1455: {
1456: if (c->session == NULL || c->tty.term == NULL)
1457: return (0);
1.305 nicm 1458: if (c->flags & (CLIENT_REDRAWWINDOW|CLIENT_SUSPENDED))
1.182 nicm 1459: return (0);
1460: if (c->tty.flags & TTY_FREEZE)
1461: return (0);
1462: if (c->session->curw->window != wp->window)
1463: return (0);
1.309 nicm 1464: if (wp->layout_cell == NULL)
1465: return (0);
1.182 nicm 1466: return (1);
1467: }
1468:
1.15 nicm 1469: void
1.182 nicm 1470: tty_write(void (*cmdfn)(struct tty *, const struct tty_ctx *),
1471: struct tty_ctx *ctx)
1.15 nicm 1472: {
1473: struct window_pane *wp = ctx->wp;
1474: struct client *c;
1475:
1476: if (wp == NULL)
1477: return;
1.309 nicm 1478: if (wp->flags & (PANE_REDRAW|PANE_DROP))
1.15 nicm 1479: return;
1480:
1.178 nicm 1481: TAILQ_FOREACH(c, &clients, entry) {
1.182 nicm 1482: if (!tty_client_ready(c, wp))
1.15 nicm 1483: continue;
1.358 nicm 1484: if (c->flags & CLIENT_REDRAWPANES) {
1485: /*
1486: * Redraw is already deferred to redraw another pane -
1487: * redraw this one also when that happens.
1488: */
1.363 nicm 1489: log_debug("adding %%%u to deferred redraw", wp->id);
1.358 nicm 1490: wp->flags |= PANE_REDRAW;
1491: break;
1492: }
1.15 nicm 1493:
1.372 ! nicm 1494: ctx->bigger = tty_window_offset(&c->tty, &ctx->wox, &ctx->woy,
! 1495: &ctx->wsx, &ctx->wsy);
1.309 nicm 1496:
1.139 nicm 1497: ctx->xoff = wp->xoff;
1498: ctx->yoff = wp->yoff;
1.309 nicm 1499:
1.139 nicm 1500: if (status_at_line(c) == 0)
1.309 nicm 1501: ctx->yoff += status_line_size(c);
1.113 nicm 1502:
1.139 nicm 1503: cmdfn(&c->tty, ctx);
1.1 nicm 1504: }
1505: }
1506:
1507: void
1.24 nicm 1508: tty_cmd_insertcharacter(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1509: {
1.77 nicm 1510: struct window_pane *wp = ctx->wp;
1.1 nicm 1511:
1.309 nicm 1512: if (ctx->bigger ||
1.372 ! nicm 1513: !tty_full_width(tty, ctx) ||
1.210 nicm 1514: tty_fake_bce(tty, wp, ctx->bg) ||
1515: (!tty_term_has(tty->term, TTYC_ICH) &&
1516: !tty_term_has(tty->term, TTYC_ICH1))) {
1.309 nicm 1517: tty_draw_pane(tty, ctx, ctx->ocy);
1.1 nicm 1518: return;
1519: }
1520:
1.210 nicm 1521: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 1522:
1.77 nicm 1523: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.41 nicm 1524:
1.206 nicm 1525: tty_emulate_repeat(tty, TTYC_ICH, TTYC_ICH1, ctx->num);
1.1 nicm 1526: }
1527:
1528: void
1.24 nicm 1529: tty_cmd_deletecharacter(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1530: {
1.77 nicm 1531: struct window_pane *wp = ctx->wp;
1.1 nicm 1532:
1.309 nicm 1533: if (ctx->bigger ||
1.372 ! nicm 1534: !tty_full_width(tty, ctx) ||
1.210 nicm 1535: tty_fake_bce(tty, wp, ctx->bg) ||
1.26 nicm 1536: (!tty_term_has(tty->term, TTYC_DCH) &&
1537: !tty_term_has(tty->term, TTYC_DCH1))) {
1.309 nicm 1538: tty_draw_pane(tty, ctx, ctx->ocy);
1.1 nicm 1539: return;
1540: }
1541:
1.210 nicm 1542: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 1543:
1.77 nicm 1544: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.41 nicm 1545:
1.206 nicm 1546: tty_emulate_repeat(tty, TTYC_DCH, TTYC_DCH1, ctx->num);
1.146 nicm 1547: }
1548:
1549: void
1550: tty_cmd_clearcharacter(struct tty *tty, const struct tty_ctx *ctx)
1551: {
1.309 nicm 1552: if (ctx->bigger) {
1553: tty_draw_pane(tty, ctx, ctx->ocy);
1554: return;
1555: }
1556:
1.275 nicm 1557: tty_default_attributes(tty, ctx->wp, ctx->bg);
1.146 nicm 1558:
1559: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1560:
1.210 nicm 1561: if (tty_term_has(tty->term, TTYC_ECH) &&
1.262 nicm 1562: !tty_fake_bce(tty, ctx->wp, 8))
1.146 nicm 1563: tty_putcode1(tty, TTYC_ECH, ctx->num);
1.257 nicm 1564: else
1565: tty_repeat_space(tty, ctx->num);
1.1 nicm 1566: }
1567:
1568: void
1.24 nicm 1569: tty_cmd_insertline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1570: {
1.309 nicm 1571: if (ctx->bigger ||
1.372 ! nicm 1572: !tty_full_width(tty, ctx) ||
1.210 nicm 1573: tty_fake_bce(tty, ctx->wp, ctx->bg) ||
1.77 nicm 1574: !tty_term_has(tty->term, TTYC_CSR) ||
1.307 nicm 1575: !tty_term_has(tty->term, TTYC_IL1) ||
1576: ctx->wp->sx == 1 ||
1577: ctx->wp->sy == 1) {
1.14 nicm 1578: tty_redraw_region(tty, ctx);
1.1 nicm 1579: return;
1580: }
1581:
1.210 nicm 1582: tty_default_attributes(tty, ctx->wp, ctx->bg);
1.1 nicm 1583:
1.77 nicm 1584: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1.214 nicm 1585: tty_margin_off(tty);
1.77 nicm 1586: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 1587:
1.12 nicm 1588: tty_emulate_repeat(tty, TTYC_IL, TTYC_IL1, ctx->num);
1.279 nicm 1589: tty->cx = tty->cy = UINT_MAX;
1.1 nicm 1590: }
1591:
1592: void
1.24 nicm 1593: tty_cmd_deleteline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1594: {
1.309 nicm 1595: if (ctx->bigger ||
1.372 ! nicm 1596: !tty_full_width(tty, ctx) ||
1.210 nicm 1597: tty_fake_bce(tty, ctx->wp, ctx->bg) ||
1.72 nicm 1598: !tty_term_has(tty->term, TTYC_CSR) ||
1.307 nicm 1599: !tty_term_has(tty->term, TTYC_DL1) ||
1600: ctx->wp->sx == 1 ||
1601: ctx->wp->sy == 1) {
1.14 nicm 1602: tty_redraw_region(tty, ctx);
1.1 nicm 1603: return;
1604: }
1605:
1.210 nicm 1606: tty_default_attributes(tty, ctx->wp, ctx->bg);
1.1 nicm 1607:
1.77 nicm 1608: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1.214 nicm 1609: tty_margin_off(tty);
1.77 nicm 1610: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 1611:
1.12 nicm 1612: tty_emulate_repeat(tty, TTYC_DL, TTYC_DL1, ctx->num);
1.279 nicm 1613: tty->cx = tty->cy = UINT_MAX;
1.1 nicm 1614: }
1615:
1616: void
1.24 nicm 1617: tty_cmd_clearline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1618: {
1.77 nicm 1619: struct window_pane *wp = ctx->wp;
1.1 nicm 1620:
1.210 nicm 1621: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 1622:
1.372 ! nicm 1623: tty_clear_pane_line(tty, ctx, ctx->ocy, 0, ctx->sx, ctx->bg);
1.1 nicm 1624: }
1625:
1626: void
1.24 nicm 1627: tty_cmd_clearendofline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1628: {
1.77 nicm 1629: struct window_pane *wp = ctx->wp;
1.372 ! nicm 1630: u_int nx = ctx->sx - ctx->ocx;
1.1 nicm 1631:
1.210 nicm 1632: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 1633:
1.309 nicm 1634: tty_clear_pane_line(tty, ctx, ctx->ocy, ctx->ocx, nx, ctx->bg);
1.1 nicm 1635: }
1636:
1637: void
1.24 nicm 1638: tty_cmd_clearstartofline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1639: {
1.210 nicm 1640: struct window_pane *wp = ctx->wp;
1641:
1642: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 1643:
1.309 nicm 1644: tty_clear_pane_line(tty, ctx, ctx->ocy, 0, ctx->ocx + 1, ctx->bg);
1.1 nicm 1645: }
1646:
1647: void
1.24 nicm 1648: tty_cmd_reverseindex(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1649: {
1.278 nicm 1650: struct window_pane *wp = ctx->wp;
1651:
1.56 nicm 1652: if (ctx->ocy != ctx->orupper)
1653: return;
1654:
1.309 nicm 1655: if (ctx->bigger ||
1.372 ! nicm 1656: (!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
1.278 nicm 1657: tty_fake_bce(tty, wp, 8) ||
1.70 nicm 1658: !tty_term_has(tty->term, TTYC_CSR) ||
1.331 nicm 1659: (!tty_term_has(tty->term, TTYC_RI) &&
1660: !tty_term_has(tty->term, TTYC_RIN)) ||
1.307 nicm 1661: ctx->wp->sx == 1 ||
1662: ctx->wp->sy == 1) {
1.14 nicm 1663: tty_redraw_region(tty, ctx);
1.1 nicm 1664: return;
1665: }
1666:
1.278 nicm 1667: tty_default_attributes(tty, wp, ctx->bg);
1.77 nicm 1668:
1.56 nicm 1669: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1.331 nicm 1670: tty_margin_pane(tty, ctx);
1.56 nicm 1671: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->orupper);
1.77 nicm 1672:
1.331 nicm 1673: if (tty_term_has(tty->term, TTYC_RI))
1674: tty_putcode(tty, TTYC_RI);
1675: else
1676: tty_putcode1(tty, TTYC_RIN, 1);
1.1 nicm 1677: }
1678:
1679: void
1.24 nicm 1680: tty_cmd_linefeed(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1681: {
1.77 nicm 1682: struct window_pane *wp = ctx->wp;
1.1 nicm 1683:
1.56 nicm 1684: if (ctx->ocy != ctx->orlower)
1685: return;
1686:
1.309 nicm 1687: if (ctx->bigger ||
1.372 ! nicm 1688: (!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
1.262 nicm 1689: tty_fake_bce(tty, wp, 8) ||
1.307 nicm 1690: !tty_term_has(tty->term, TTYC_CSR) ||
1691: wp->sx == 1 ||
1692: wp->sy == 1) {
1.236 nicm 1693: tty_redraw_region(tty, ctx);
1.1 nicm 1694: return;
1695: }
1.52 nicm 1696:
1.278 nicm 1697: tty_default_attributes(tty, wp, ctx->bg);
1.77 nicm 1698:
1.56 nicm 1699: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1.212 nicm 1700: tty_margin_pane(tty, ctx);
1701:
1702: /*
1.301 nicm 1703: * If we want to wrap a pane while using margins, the cursor needs to
1704: * be exactly on the right of the region. If the cursor is entirely off
1705: * the edge - move it back to the right. Some terminals are funny about
1706: * this and insert extra spaces, so only use the right if margins are
1707: * enabled.
1.212 nicm 1708: */
1.301 nicm 1709: if (ctx->xoff + ctx->ocx > tty->rright) {
1710: if (!tty_use_margin(tty))
1711: tty_cursor(tty, 0, ctx->yoff + ctx->ocy);
1712: else
1713: tty_cursor(tty, tty->rright, ctx->yoff + ctx->ocy);
1714: } else
1.212 nicm 1715: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.77 nicm 1716:
1.56 nicm 1717: tty_putc(tty, '\n');
1.240 nicm 1718: }
1719:
1720: void
1721: tty_cmd_scrollup(struct tty *tty, const struct tty_ctx *ctx)
1722: {
1723: struct window_pane *wp = ctx->wp;
1.284 nicm 1724: u_int i;
1.240 nicm 1725:
1.309 nicm 1726: if (ctx->bigger ||
1.372 ! nicm 1727: (!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
1.262 nicm 1728: tty_fake_bce(tty, wp, 8) ||
1.307 nicm 1729: !tty_term_has(tty->term, TTYC_CSR) ||
1730: wp->sx == 1 ||
1731: wp->sy == 1) {
1.240 nicm 1732: tty_redraw_region(tty, ctx);
1733: return;
1734: }
1735:
1.278 nicm 1736: tty_default_attributes(tty, wp, ctx->bg);
1.240 nicm 1737:
1738: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1739: tty_margin_pane(tty, ctx);
1740:
1.284 nicm 1741: if (ctx->num == 1 || !tty_term_has(tty->term, TTYC_INDN)) {
1.301 nicm 1742: if (!tty_use_margin(tty))
1743: tty_cursor(tty, 0, tty->rlower);
1744: else
1745: tty_cursor(tty, tty->rright, tty->rlower);
1.284 nicm 1746: for (i = 0; i < ctx->num; i++)
1.240 nicm 1747: tty_putc(tty, '\n');
1.301 nicm 1748: } else {
1.353 nicm 1749: if (tty->cy == UINT_MAX)
1750: tty_cursor(tty, 0, 0);
1751: else
1752: tty_cursor(tty, 0, tty->cy);
1.284 nicm 1753: tty_putcode1(tty, TTYC_INDN, ctx->num);
1.331 nicm 1754: }
1755: }
1756:
1757: void
1758: tty_cmd_scrolldown(struct tty *tty, const struct tty_ctx *ctx)
1759: {
1760: struct window_pane *wp = ctx->wp;
1761: u_int i;
1762:
1763: if (ctx->bigger ||
1.372 ! nicm 1764: (!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
1.331 nicm 1765: tty_fake_bce(tty, wp, 8) ||
1766: !tty_term_has(tty->term, TTYC_CSR) ||
1767: (!tty_term_has(tty->term, TTYC_RI) &&
1768: !tty_term_has(tty->term, TTYC_RIN)) ||
1769: wp->sx == 1 ||
1770: wp->sy == 1) {
1771: tty_redraw_region(tty, ctx);
1772: return;
1773: }
1774:
1775: tty_default_attributes(tty, wp, ctx->bg);
1776:
1777: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1778: tty_margin_pane(tty, ctx);
1779: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->orupper);
1780:
1781: if (tty_term_has(tty->term, TTYC_RIN))
1782: tty_putcode1(tty, TTYC_RIN, ctx->num);
1783: else {
1784: for (i = 0; i < ctx->num; i++)
1785: tty_putcode(tty, TTYC_RI);
1.301 nicm 1786: }
1.1 nicm 1787: }
1788:
1789: void
1.24 nicm 1790: tty_cmd_clearendofscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1791: {
1.77 nicm 1792: struct window_pane *wp = ctx->wp;
1.271 nicm 1793: u_int px, py, nx, ny;
1.1 nicm 1794:
1.210 nicm 1795: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 1796:
1.372 ! nicm 1797: tty_region_pane(tty, ctx, 0, ctx->sy - 1);
1.214 nicm 1798: tty_margin_off(tty);
1.39 nicm 1799:
1.309 nicm 1800: px = 0;
1.372 ! nicm 1801: nx = ctx->sx;
1.309 nicm 1802: py = ctx->ocy + 1;
1.372 ! nicm 1803: ny = ctx->sy - ctx->ocy - 1;
1.271 nicm 1804:
1.309 nicm 1805: tty_clear_pane_area(tty, ctx, py, ny, px, nx, ctx->bg);
1.271 nicm 1806:
1.309 nicm 1807: px = ctx->ocx;
1.372 ! nicm 1808: nx = ctx->sx - ctx->ocx;
1.309 nicm 1809: py = ctx->ocy;
1.271 nicm 1810:
1.309 nicm 1811: tty_clear_pane_line(tty, ctx, py, px, nx, ctx->bg);
1.1 nicm 1812: }
1813:
1814: void
1.24 nicm 1815: tty_cmd_clearstartofscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1816: {
1.77 nicm 1817: struct window_pane *wp = ctx->wp;
1.271 nicm 1818: u_int px, py, nx, ny;
1.1 nicm 1819:
1.227 nicm 1820: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 1821:
1.372 ! nicm 1822: tty_region_pane(tty, ctx, 0, ctx->sy - 1);
1.214 nicm 1823: tty_margin_off(tty);
1.39 nicm 1824:
1.309 nicm 1825: px = 0;
1.372 ! nicm 1826: nx = ctx->sx;
1.309 nicm 1827: py = 0;
1.319 nicm 1828: ny = ctx->ocy;
1.271 nicm 1829:
1.309 nicm 1830: tty_clear_pane_area(tty, ctx, py, ny, px, nx, ctx->bg);
1.271 nicm 1831:
1.309 nicm 1832: px = 0;
1.271 nicm 1833: nx = ctx->ocx + 1;
1.309 nicm 1834: py = ctx->ocy;
1.271 nicm 1835:
1.309 nicm 1836: tty_clear_pane_line(tty, ctx, py, px, nx, ctx->bg);
1.1 nicm 1837: }
1838:
1839: void
1.24 nicm 1840: tty_cmd_clearscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1841: {
1.77 nicm 1842: struct window_pane *wp = ctx->wp;
1.271 nicm 1843: u_int px, py, nx, ny;
1.1 nicm 1844:
1.210 nicm 1845: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 1846:
1.372 ! nicm 1847: tty_region_pane(tty, ctx, 0, ctx->sy - 1);
1.214 nicm 1848: tty_margin_off(tty);
1.39 nicm 1849:
1.309 nicm 1850: px = 0;
1.372 ! nicm 1851: nx = ctx->sx;
1.309 nicm 1852: py = 0;
1.372 ! nicm 1853: ny = ctx->sy;
1.271 nicm 1854:
1.309 nicm 1855: tty_clear_pane_area(tty, ctx, py, ny, px, nx, ctx->bg);
1.4 nicm 1856: }
1857:
1858: void
1.24 nicm 1859: tty_cmd_alignmenttest(struct tty *tty, const struct tty_ctx *ctx)
1.4 nicm 1860: {
1.12 nicm 1861: struct window_pane *wp = ctx->wp;
1862: u_int i, j;
1.4 nicm 1863:
1.309 nicm 1864: if (ctx->bigger) {
1865: wp->flags |= PANE_REDRAW;
1866: return;
1867: }
1868:
1.176 nicm 1869: tty_attributes(tty, &grid_default_cell, wp);
1.4 nicm 1870:
1.372 ! nicm 1871: tty_region_pane(tty, ctx, 0, ctx->sy - 1);
1.214 nicm 1872: tty_margin_off(tty);
1.4 nicm 1873:
1.372 ! nicm 1874: for (j = 0; j < ctx->sy; j++) {
1.41 nicm 1875: tty_cursor_pane(tty, ctx, 0, j);
1.372 ! nicm 1876: for (i = 0; i < ctx->sx; i++)
1.4 nicm 1877: tty_putc(tty, 'E');
1.1 nicm 1878: }
1879: }
1880:
1881: void
1.24 nicm 1882: tty_cmd_cell(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1883: {
1.309 nicm 1884: if (!tty_is_visible(tty, ctx, ctx->ocx, ctx->ocy, 1, 1))
1885: return;
1886:
1.372 ! nicm 1887: if (ctx->xoff + ctx->ocx - ctx->wox > tty->sx - 1 &&
1.306 nicm 1888: ctx->ocy == ctx->orlower &&
1.372 ! nicm 1889: tty_full_width(tty, ctx))
1.306 nicm 1890: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1.46 nicm 1891:
1.306 nicm 1892: tty_margin_off(tty);
1.253 nicm 1893: tty_cursor_pane_unless_wrap(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 1894:
1.237 nicm 1895: tty_cell(tty, ctx->cell, ctx->wp);
1.239 nicm 1896: }
1897:
1898: void
1899: tty_cmd_cells(struct tty *tty, const struct tty_ctx *ctx)
1900: {
1.309 nicm 1901: struct window_pane *wp = ctx->wp;
1902:
1903: if (!tty_is_visible(tty, ctx, ctx->ocx, ctx->ocy, ctx->num, 1))
1904: return;
1905:
1906: if (ctx->bigger &&
1.372 ! nicm 1907: (ctx->xoff + ctx->ocx < ctx->wox ||
! 1908: ctx->xoff + ctx->ocx + ctx->num > ctx->wox + ctx->wsx)) {
1.309 nicm 1909: if (!ctx->wrapped ||
1.372 ! nicm 1910: !tty_full_width(tty, ctx) ||
1.359 nicm 1911: (tty->term->flags & TERM_NOXENL) ||
1.309 nicm 1912: ctx->xoff + ctx->ocx != 0 ||
1913: ctx->yoff + ctx->ocy != tty->cy + 1 ||
1914: tty->cx < tty->sx ||
1915: tty->cy == tty->rlower)
1916: tty_draw_pane(tty, ctx, ctx->ocy);
1917: else
1918: wp->flags |= PANE_REDRAW;
1919: return;
1920: }
1921:
1.306 nicm 1922: tty_margin_off(tty);
1.253 nicm 1923: tty_cursor_pane_unless_wrap(tty, ctx, ctx->ocx, ctx->ocy);
1.239 nicm 1924:
1925: tty_attributes(tty, ctx->cell, ctx->wp);
1926: tty_putn(tty, ctx->ptr, ctx->num, ctx->num);
1.106 nicm 1927: }
1928:
1929: void
1930: tty_cmd_setselection(struct tty *tty, const struct tty_ctx *ctx)
1931: {
1932: char *buf;
1933: size_t off;
1934:
1935: if (!tty_term_has(tty->term, TTYC_MS))
1936: return;
1937:
1938: off = 4 * ((ctx->num + 2) / 3) + 1; /* storage for base64 */
1939: buf = xmalloc(off);
1940:
1941: b64_ntop(ctx->ptr, ctx->num, buf, off);
1942: tty_putcode_ptr2(tty, TTYC_MS, "", buf);
1943:
1.138 nicm 1944: free(buf);
1.100 nicm 1945: }
1946:
1947: void
1948: tty_cmd_rawstring(struct tty *tty, const struct tty_ctx *ctx)
1949: {
1.256 nicm 1950: tty_add(tty, ctx->ptr, ctx->num);
1.242 nicm 1951: tty_invalidate(tty);
1.348 nicm 1952: }
1953:
1954: void
1955: tty_cmd_syncstart(struct tty *tty, __unused const struct tty_ctx *ctx)
1956: {
1957: tty_sync_start(tty);
1.1 nicm 1958: }
1959:
1.207 nicm 1960: static void
1.317 nicm 1961: tty_cell(struct tty *tty, const struct grid_cell *gc, struct window_pane *wp)
1.1 nicm 1962: {
1.298 nicm 1963: const struct grid_cell *gcp;
1.1 nicm 1964:
1965: /* Skip last character if terminal is stupid. */
1.359 nicm 1966: if ((tty->term->flags & TERM_NOXENL) &&
1.211 nicm 1967: tty->cy == tty->sy - 1 &&
1968: tty->cx == tty->sx - 1)
1.1 nicm 1969: return;
1970:
1971: /* If this is a padding character, do nothing. */
1972: if (gc->flags & GRID_FLAG_PADDING)
1973: return;
1974:
1975: /* Set the attributes. */
1.176 nicm 1976: tty_attributes(tty, gc, wp);
1.1 nicm 1977:
1.147 nicm 1978: /* Get the cell and if ASCII write with putc to do ACS translation. */
1.298 nicm 1979: gcp = tty_check_codeset(tty, gc);
1980: if (gcp->data.size == 1) {
1981: if (*gcp->data.data < 0x20 || *gcp->data.data == 0x7f)
1.1 nicm 1982: return;
1.298 nicm 1983: tty_putc(tty, *gcp->data.data);
1.1 nicm 1984: return;
1985: }
1986:
1.147 nicm 1987: /* Write the data. */
1.298 nicm 1988: tty_putn(tty, gcp->data.data, gcp->data.size, gcp->data.width);
1.1 nicm 1989: }
1990:
1991: void
1992: tty_reset(struct tty *tty)
1993: {
1994: struct grid_cell *gc = &tty->cell;
1995:
1.228 nicm 1996: if (!grid_cells_equal(gc, &grid_default_cell)) {
1.285 nicm 1997: if ((gc->attr & GRID_ATTR_CHARSET) && tty_acs_needed(tty))
1.228 nicm 1998: tty_putcode(tty, TTYC_RMACS);
1999: tty_putcode(tty, TTYC_SGR0);
2000: memcpy(gc, &grid_default_cell, sizeof *gc);
2001: }
1.1 nicm 2002:
1.228 nicm 2003: memcpy(&tty->last_cell, &grid_default_cell, sizeof tty->last_cell);
2004: tty->last_wp = -1;
1.242 nicm 2005: }
2006:
2007: static void
2008: tty_invalidate(struct tty *tty)
2009: {
2010: memcpy(&tty->cell, &grid_default_cell, sizeof tty->cell);
2011:
2012: memcpy(&tty->last_cell, &grid_default_cell, sizeof tty->last_cell);
2013: tty->last_wp = -1;
2014:
2015: tty->cx = tty->cy = UINT_MAX;
2016:
2017: tty->rupper = tty->rleft = UINT_MAX;
2018: tty->rlower = tty->rright = UINT_MAX;
2019:
2020: if (tty->flags & TTY_STARTED) {
1.330 nicm 2021: if (tty_use_margin(tty))
1.365 nicm 2022: tty_putcode(tty, TTYC_ENMG);
1.242 nicm 2023: tty_putcode(tty, TTYC_SGR0);
2024:
2025: tty->mode = ALL_MODES;
2026: tty_update_mode(tty, MODE_CURSOR, NULL);
2027:
2028: tty_cursor(tty, 0, 0);
2029: tty_region_off(tty);
2030: tty_margin_off(tty);
2031: } else
2032: tty->mode = MODE_CURSOR;
1.1 nicm 2033: }
2034:
1.214 nicm 2035: /* Turn off margin. */
2036: void
2037: tty_region_off(struct tty *tty)
2038: {
2039: tty_region(tty, 0, tty->sy - 1);
2040: }
2041:
1.40 nicm 2042: /* Set region inside pane. */
1.208 nicm 2043: static void
1.196 nicm 2044: tty_region_pane(struct tty *tty, const struct tty_ctx *ctx, u_int rupper,
2045: u_int rlower)
1.1 nicm 2046: {
1.372 ! nicm 2047: tty_region(tty, ctx->yoff + rupper - ctx->woy,
! 2048: ctx->yoff + rlower - ctx->woy);
1.39 nicm 2049: }
2050:
1.40 nicm 2051: /* Set region at absolute position. */
1.214 nicm 2052: static void
1.40 nicm 2053: tty_region(struct tty *tty, u_int rupper, u_int rlower)
1.39 nicm 2054: {
2055: if (tty->rlower == rlower && tty->rupper == rupper)
2056: return;
1.1 nicm 2057: if (!tty_term_has(tty->term, TTYC_CSR))
2058: return;
1.39 nicm 2059:
2060: tty->rupper = rupper;
2061: tty->rlower = rlower;
1.55 nicm 2062:
2063: /*
2064: * Some terminals (such as PuTTY) do not correctly reset the cursor to
2065: * 0,0 if it is beyond the last column (they do not reset their wrap
2066: * flag so further output causes a line feed). As a workaround, do an
2067: * explicit move to 0 first.
2068: */
1.353 nicm 2069: if (tty->cx >= tty->sx) {
2070: if (tty->cy == UINT_MAX)
2071: tty_cursor(tty, 0, 0);
2072: else
2073: tty_cursor(tty, 0, tty->cy);
2074: }
1.42 nicm 2075:
1.39 nicm 2076: tty_putcode2(tty, TTYC_CSR, tty->rupper, tty->rlower);
1.249 nicm 2077: tty->cx = tty->cy = UINT_MAX;
1.212 nicm 2078: }
2079:
1.214 nicm 2080: /* Turn off margin. */
2081: void
2082: tty_margin_off(struct tty *tty)
2083: {
2084: tty_margin(tty, 0, tty->sx - 1);
2085: }
2086:
1.212 nicm 2087: /* Set margin inside pane. */
2088: static void
2089: tty_margin_pane(struct tty *tty, const struct tty_ctx *ctx)
2090: {
1.372 ! nicm 2091: tty_margin(tty, ctx->xoff - ctx->wox,
! 2092: ctx->xoff + ctx->wp->sx - 1 - ctx->wox);
1.212 nicm 2093: }
2094:
2095: /* Set margin at absolute position. */
1.214 nicm 2096: static void
1.212 nicm 2097: tty_margin(struct tty *tty, u_int rleft, u_int rright)
2098: {
2099: if (!tty_use_margin(tty))
2100: return;
2101: if (tty->rleft == rleft && tty->rright == rright)
2102: return;
2103:
1.232 nicm 2104: tty_putcode2(tty, TTYC_CSR, tty->rupper, tty->rlower);
1.231 nicm 2105:
1.212 nicm 2106: tty->rleft = rleft;
2107: tty->rright = rright;
2108:
1.232 nicm 2109: if (rleft == 0 && rright == tty->sx - 1)
1.365 nicm 2110: tty_putcode(tty, TTYC_CLMG);
1.232 nicm 2111: else
1.365 nicm 2112: tty_putcode2(tty, TTYC_CMG, rleft, rright);
1.249 nicm 2113: tty->cx = tty->cy = UINT_MAX;
1.253 nicm 2114: }
2115:
2116: /*
2117: * Move the cursor, unless it would wrap itself when the next character is
2118: * printed.
2119: */
2120: static void
2121: tty_cursor_pane_unless_wrap(struct tty *tty, const struct tty_ctx *ctx,
2122: u_int cx, u_int cy)
2123: {
1.268 nicm 2124: if (!ctx->wrapped ||
1.372 ! nicm 2125: !tty_full_width(tty, ctx) ||
1.359 nicm 2126: (tty->term->flags & TERM_NOXENL) ||
1.253 nicm 2127: ctx->xoff + cx != 0 ||
2128: ctx->yoff + cy != tty->cy + 1 ||
1.254 nicm 2129: tty->cx < tty->sx ||
2130: tty->cy == tty->rlower)
1.253 nicm 2131: tty_cursor_pane(tty, ctx, cx, cy);
2132: else
2133: log_debug("%s: will wrap at %u,%u", __func__, tty->cx, tty->cy);
1.1 nicm 2134: }
2135:
1.42 nicm 2136: /* Move cursor inside pane. */
1.208 nicm 2137: static void
1.41 nicm 2138: tty_cursor_pane(struct tty *tty, const struct tty_ctx *ctx, u_int cx, u_int cy)
2139: {
1.372 ! nicm 2140: tty_cursor(tty, ctx->xoff + cx - ctx->wox, ctx->yoff + cy - ctx->woy);
1.41 nicm 2141: }
2142:
1.42 nicm 2143: /* Move cursor to absolute position. */
1.41 nicm 2144: void
2145: tty_cursor(struct tty *tty, u_int cx, u_int cy)
1.1 nicm 2146: {
1.42 nicm 2147: struct tty_term *term = tty->term;
2148: u_int thisx, thisy;
2149: int change;
1.354 nicm 2150:
2151: if (tty->flags & TTY_BLOCK)
2152: return;
1.77 nicm 2153:
1.42 nicm 2154: if (cx > tty->sx - 1)
2155: cx = tty->sx - 1;
2156:
2157: thisx = tty->cx;
2158: thisy = tty->cy;
2159:
2160: /* No change. */
2161: if (cx == thisx && cy == thisy)
2162: return;
2163:
1.43 nicm 2164: /* Very end of the line, just use absolute movement. */
2165: if (thisx > tty->sx - 1)
2166: goto absolute;
2167:
1.42 nicm 2168: /* Move to home position (0, 0). */
2169: if (cx == 0 && cy == 0 && tty_term_has(term, TTYC_HOME)) {
2170: tty_putcode(tty, TTYC_HOME);
2171: goto out;
2172: }
2173:
2174: /* Zero on the next line. */
1.293 nicm 2175: if (cx == 0 && cy == thisy + 1 && thisy != tty->rlower &&
2176: (!tty_use_margin(tty) || tty->rleft == 0)) {
1.1 nicm 2177: tty_putc(tty, '\r');
1.42 nicm 2178: tty_putc(tty, '\n');
2179: goto out;
2180: }
2181:
1.45 nicm 2182: /* Moving column or row. */
1.42 nicm 2183: if (cy == thisy) {
1.45 nicm 2184: /*
2185: * Moving column only, row staying the same.
2186: */
2187:
1.42 nicm 2188: /* To left edge. */
1.294 nicm 2189: if (cx == 0 && (!tty_use_margin(tty) || tty->rleft == 0)) {
1.42 nicm 2190: tty_putc(tty, '\r');
2191: goto out;
2192: }
2193:
2194: /* One to the left. */
2195: if (cx == thisx - 1 && tty_term_has(term, TTYC_CUB1)) {
2196: tty_putcode(tty, TTYC_CUB1);
2197: goto out;
2198: }
2199:
2200: /* One to the right. */
2201: if (cx == thisx + 1 && tty_term_has(term, TTYC_CUF1)) {
2202: tty_putcode(tty, TTYC_CUF1);
2203: goto out;
2204: }
2205:
2206: /* Calculate difference. */
2207: change = thisx - cx; /* +ve left, -ve right */
2208:
2209: /*
2210: * Use HPA if change is larger than absolute, otherwise move
2211: * the cursor with CUB/CUF.
2212: */
1.87 nicm 2213: if ((u_int) abs(change) > cx && tty_term_has(term, TTYC_HPA)) {
1.42 nicm 2214: tty_putcode1(tty, TTYC_HPA, cx);
2215: goto out;
1.333 nicm 2216: } else if (change > 0 &&
2217: tty_term_has(term, TTYC_CUB) &&
2218: !tty_use_margin(tty)) {
1.202 nicm 2219: if (change == 2 && tty_term_has(term, TTYC_CUB1)) {
2220: tty_putcode(tty, TTYC_CUB1);
2221: tty_putcode(tty, TTYC_CUB1);
2222: goto out;
2223: }
1.42 nicm 2224: tty_putcode1(tty, TTYC_CUB, change);
2225: goto out;
1.333 nicm 2226: } else if (change < 0 &&
2227: tty_term_has(term, TTYC_CUF) &&
2228: !tty_use_margin(tty)) {
1.42 nicm 2229: tty_putcode1(tty, TTYC_CUF, -change);
2230: goto out;
2231: }
1.45 nicm 2232: } else if (cx == thisx) {
2233: /*
2234: * Moving row only, column staying the same.
2235: */
1.42 nicm 2236:
2237: /* One above. */
1.77 nicm 2238: if (thisy != tty->rupper &&
1.42 nicm 2239: cy == thisy - 1 && tty_term_has(term, TTYC_CUU1)) {
2240: tty_putcode(tty, TTYC_CUU1);
2241: goto out;
2242: }
2243:
2244: /* One below. */
1.49 nicm 2245: if (thisy != tty->rlower &&
1.42 nicm 2246: cy == thisy + 1 && tty_term_has(term, TTYC_CUD1)) {
2247: tty_putcode(tty, TTYC_CUD1);
2248: goto out;
2249: }
2250:
2251: /* Calculate difference. */
2252: change = thisy - cy; /* +ve up, -ve down */
2253:
2254: /*
1.77 nicm 2255: * Try to use VPA if change is larger than absolute or if this
2256: * change would cross the scroll region, otherwise use CUU/CUD.
1.42 nicm 2257: */
1.87 nicm 2258: if ((u_int) abs(change) > cy ||
1.42 nicm 2259: (change < 0 && cy - change > tty->rlower) ||
1.44 nicm 2260: (change > 0 && cy - change < tty->rupper)) {
2261: if (tty_term_has(term, TTYC_VPA)) {
2262: tty_putcode1(tty, TTYC_VPA, cy);
2263: goto out;
2264: }
1.42 nicm 2265: } else if (change > 0 && tty_term_has(term, TTYC_CUU)) {
2266: tty_putcode1(tty, TTYC_CUU, change);
2267: goto out;
2268: } else if (change < 0 && tty_term_has(term, TTYC_CUD)) {
2269: tty_putcode1(tty, TTYC_CUD, -change);
2270: goto out;
2271: }
2272: }
2273:
1.43 nicm 2274: absolute:
1.42 nicm 2275: /* Absolute movement. */
2276: tty_putcode2(tty, TTYC_CUP, cy, cx);
2277:
2278: out:
2279: tty->cx = cx;
2280: tty->cy = cy;
1.1 nicm 2281: }
2282:
2283: void
1.176 nicm 2284: tty_attributes(struct tty *tty, const struct grid_cell *gc,
1.317 nicm 2285: struct window_pane *wp)
1.1 nicm 2286: {
1.63 nicm 2287: struct grid_cell *tc = &tty->cell, gc2;
1.255 nicm 2288: int changed;
1.61 nicm 2289:
1.228 nicm 2290: /* Ignore cell if it is the same as the last one. */
2291: if (wp != NULL &&
2292: (int)wp->id == tty->last_wp &&
1.326 nicm 2293: ~(wp->flags & PANE_STYLECHANGED) &&
1.228 nicm 2294: gc->attr == tty->last_cell.attr &&
2295: gc->fg == tty->last_cell.fg &&
1.328 nicm 2296: gc->bg == tty->last_cell.bg &&
2297: gc->us == tty->last_cell.us)
1.228 nicm 2298: return;
2299: tty->last_wp = (wp != NULL ? (int)wp->id : -1);
2300: memcpy(&tty->last_cell, gc, sizeof tty->last_cell);
2301:
2302: /* Copy cell and update default colours. */
1.85 nicm 2303: memcpy(&gc2, gc, sizeof gc2);
1.203 nicm 2304: if (wp != NULL)
2305: tty_default_colours(&gc2, wp);
1.63 nicm 2306:
1.18 nicm 2307: /*
2308: * If no setab, try to use the reverse attribute as a best-effort for a
2309: * non-default background. This is a bit of a hack but it doesn't do
2310: * any serious harm and makes a couple of applications happier.
2311: */
2312: if (!tty_term_has(tty->term, TTYC_SETAB)) {
1.85 nicm 2313: if (gc2.attr & GRID_ATTR_REVERSE) {
1.310 nicm 2314: if (gc2.fg != 7 && !COLOUR_DEFAULT(gc2.fg))
1.64 nicm 2315: gc2.attr &= ~GRID_ATTR_REVERSE;
1.18 nicm 2316: } else {
1.310 nicm 2317: if (gc2.bg != 0 && !COLOUR_DEFAULT(gc2.bg))
1.64 nicm 2318: gc2.attr |= GRID_ATTR_REVERSE;
1.18 nicm 2319: }
2320: }
1.1 nicm 2321:
1.85 nicm 2322: /* Fix up the colours if necessary. */
1.219 nicm 2323: tty_check_fg(tty, wp, &gc2);
2324: tty_check_bg(tty, wp, &gc2);
1.328 nicm 2325: tty_check_us(tty, wp, &gc2);
1.85 nicm 2326:
1.328 nicm 2327: /*
2328: * If any bits are being cleared or the underline colour is now default,
2329: * reset everything.
2330: */
2331: if ((tc->attr & ~gc2.attr) || (tc->us != gc2.us && gc2.us == 0))
1.64 nicm 2332: tty_reset(tty);
2333:
2334: /*
2335: * Set the colours. This may call tty_reset() (so it comes next) and
1.328 nicm 2336: * may add to (NOT remove) the desired attributes.
1.64 nicm 2337: */
1.85 nicm 2338: tty_colours(tty, &gc2);
1.64 nicm 2339:
1.1 nicm 2340: /* Filter out attribute bits already set. */
1.85 nicm 2341: changed = gc2.attr & ~tc->attr;
2342: tc->attr = gc2.attr;
1.1 nicm 2343:
2344: /* Set the attributes. */
2345: if (changed & GRID_ATTR_BRIGHT)
2346: tty_putcode(tty, TTYC_BOLD);
2347: if (changed & GRID_ATTR_DIM)
2348: tty_putcode(tty, TTYC_DIM);
1.180 nicm 2349: if (changed & GRID_ATTR_ITALICS)
2350: tty_set_italics(tty);
1.308 nicm 2351: if (changed & GRID_ATTR_ALL_UNDERSCORE) {
2352: if ((changed & GRID_ATTR_UNDERSCORE) ||
2353: !tty_term_has(tty->term, TTYC_SMULX))
2354: tty_putcode(tty, TTYC_SMUL);
2355: else if (changed & GRID_ATTR_UNDERSCORE_2)
2356: tty_putcode1(tty, TTYC_SMULX, 2);
2357: else if (changed & GRID_ATTR_UNDERSCORE_3)
2358: tty_putcode1(tty, TTYC_SMULX, 3);
2359: else if (changed & GRID_ATTR_UNDERSCORE_4)
2360: tty_putcode1(tty, TTYC_SMULX, 4);
2361: else if (changed & GRID_ATTR_UNDERSCORE_5)
2362: tty_putcode1(tty, TTYC_SMULX, 5);
2363: }
1.1 nicm 2364: if (changed & GRID_ATTR_BLINK)
2365: tty_putcode(tty, TTYC_BLINK);
2366: if (changed & GRID_ATTR_REVERSE) {
2367: if (tty_term_has(tty->term, TTYC_REV))
2368: tty_putcode(tty, TTYC_REV);
2369: else if (tty_term_has(tty->term, TTYC_SMSO))
2370: tty_putcode(tty, TTYC_SMSO);
2371: }
2372: if (changed & GRID_ATTR_HIDDEN)
2373: tty_putcode(tty, TTYC_INVIS);
1.255 nicm 2374: if (changed & GRID_ATTR_STRIKETHROUGH)
2375: tty_putcode(tty, TTYC_SMXX);
1.324 nicm 2376: if (changed & GRID_ATTR_OVERLINE)
2377: tty_putcode(tty, TTYC_SMOL);
1.285 nicm 2378: if ((changed & GRID_ATTR_CHARSET) && tty_acs_needed(tty))
1.1 nicm 2379: tty_putcode(tty, TTYC_SMACS);
2380: }
2381:
1.207 nicm 2382: static void
1.85 nicm 2383: tty_colours(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 2384: {
1.61 nicm 2385: struct grid_cell *tc = &tty->cell;
1.204 nicm 2386: int have_ax;
1.61 nicm 2387:
2388: /* No changes? Nothing is necessary. */
1.328 nicm 2389: if (gc->fg == tc->fg && gc->bg == tc->bg && gc->us == tc->us)
1.63 nicm 2390: return;
1.1 nicm 2391:
1.61 nicm 2392: /*
2393: * Is either the default colour? This is handled specially because the
2394: * best solution might be to reset both colours to default, in which
2395: * case if only one is default need to fall onward to set the other
2396: * colour.
2397: */
1.310 nicm 2398: if (COLOUR_DEFAULT(gc->fg) || COLOUR_DEFAULT(gc->bg)) {
1.61 nicm 2399: /*
2400: * If don't have AX but do have op, send sgr0 (op can't
2401: * actually be used because it is sometimes the same as sgr0
2402: * and sometimes isn't). This resets both colours to default.
2403: *
2404: * Otherwise, try to set the default colour only as needed.
2405: */
1.174 nicm 2406: have_ax = tty_term_flag(tty->term, TTYC_AX);
1.61 nicm 2407: if (!have_ax && tty_term_has(tty->term, TTYC_OP))
2408: tty_reset(tty);
2409: else {
1.310 nicm 2410: if (COLOUR_DEFAULT(gc->fg) && !COLOUR_DEFAULT(tc->fg)) {
1.61 nicm 2411: if (have_ax)
2412: tty_puts(tty, "\033[39m");
1.204 nicm 2413: else if (tc->fg != 7)
1.61 nicm 2414: tty_putcode1(tty, TTYC_SETAF, 7);
1.310 nicm 2415: tc->fg = gc->fg;
1.61 nicm 2416: }
1.310 nicm 2417: if (COLOUR_DEFAULT(gc->bg) && !COLOUR_DEFAULT(tc->bg)) {
1.77 nicm 2418: if (have_ax)
1.61 nicm 2419: tty_puts(tty, "\033[49m");
1.204 nicm 2420: else if (tc->bg != 0)
1.61 nicm 2421: tty_putcode1(tty, TTYC_SETAB, 0);
1.312 nicm 2422: tc->bg = gc->bg;
1.61 nicm 2423: }
2424: }
2425: }
1.1 nicm 2426:
1.61 nicm 2427: /* Set the foreground colour. */
1.310 nicm 2428: if (!COLOUR_DEFAULT(gc->fg) && gc->fg != tc->fg)
1.85 nicm 2429: tty_colours_fg(tty, gc);
1.1 nicm 2430:
1.61 nicm 2431: /*
2432: * Set the background colour. This must come after the foreground as
2433: * tty_colour_fg() can call tty_reset().
2434: */
1.310 nicm 2435: if (!COLOUR_DEFAULT(gc->bg) && gc->bg != tc->bg)
1.73 nicm 2436: tty_colours_bg(tty, gc);
1.328 nicm 2437:
2438: /* Set the underscore color. */
2439: if (gc->us != tc->us)
2440: tty_colours_us(tty, gc);
1.1 nicm 2441: }
2442:
1.219 nicm 2443: static void
1.317 nicm 2444: tty_check_fg(struct tty *tty, struct window_pane *wp, struct grid_cell *gc)
1.85 nicm 2445: {
1.204 nicm 2446: u_char r, g, b;
2447: u_int colours;
1.223 nicm 2448: int c;
1.85 nicm 2449:
1.288 nicm 2450: /*
2451: * Perform substitution if this pane has a palette. If the bright
2452: * attribute is set, use the bright entry in the palette by changing to
2453: * the aixterm colour.
2454: */
2455: if (~gc->flags & GRID_FLAG_NOPALETTE) {
2456: c = gc->fg;
1.289 nicm 2457: if (c < 8 && gc->attr & GRID_ATTR_BRIGHT)
1.288 nicm 2458: c += 90;
2459: if ((c = window_pane_get_palette(wp, c)) != -1)
2460: gc->fg = c;
2461: }
1.219 nicm 2462:
1.199 nicm 2463: /* Is this a 24-bit colour? */
1.204 nicm 2464: if (gc->fg & COLOUR_FLAG_RGB) {
1.199 nicm 2465: /* Not a 24-bit terminal? Translate to 256-colour palette. */
1.359 nicm 2466: if (tty->term->flags & TERM_RGBCOLOURS)
1.200 nicm 2467: return;
1.341 nicm 2468: colour_split_rgb(gc->fg, &r, &g, &b);
2469: gc->fg = colour_find_rgb(r, g, b);
1.199 nicm 2470: }
1.224 nicm 2471:
2472: /* How many colours does this terminal have? */
1.359 nicm 2473: if (tty->term->flags & TERM_256COLOURS)
1.224 nicm 2474: colours = 256;
2475: else
2476: colours = tty_term_number(tty->term, TTYC_COLORS);
1.175 nicm 2477:
1.85 nicm 2478: /* Is this a 256-colour colour? */
1.204 nicm 2479: if (gc->fg & COLOUR_FLAG_256) {
1.85 nicm 2480: /* And not a 256 colour mode? */
1.224 nicm 2481: if (colours != 256) {
1.85 nicm 2482: gc->fg = colour_256to16(gc->fg);
2483: if (gc->fg & 8) {
2484: gc->fg &= 7;
1.175 nicm 2485: if (colours >= 16)
2486: gc->fg += 90;
1.332 nicm 2487: }
1.85 nicm 2488: }
2489: return;
2490: }
2491:
2492: /* Is this an aixterm colour? */
2493: if (gc->fg >= 90 && gc->fg <= 97 && colours < 16) {
2494: gc->fg -= 90;
2495: gc->attr |= GRID_ATTR_BRIGHT;
2496: }
2497: }
2498:
1.219 nicm 2499: static void
1.317 nicm 2500: tty_check_bg(struct tty *tty, struct window_pane *wp, struct grid_cell *gc)
1.85 nicm 2501: {
1.204 nicm 2502: u_char r, g, b;
2503: u_int colours;
1.223 nicm 2504: int c;
1.85 nicm 2505:
1.288 nicm 2506: /* Perform substitution if this pane has a palette. */
2507: if (~gc->flags & GRID_FLAG_NOPALETTE) {
2508: if ((c = window_pane_get_palette(wp, gc->bg)) != -1)
2509: gc->bg = c;
2510: }
1.219 nicm 2511:
1.199 nicm 2512: /* Is this a 24-bit colour? */
1.204 nicm 2513: if (gc->bg & COLOUR_FLAG_RGB) {
1.199 nicm 2514: /* Not a 24-bit terminal? Translate to 256-colour palette. */
1.359 nicm 2515: if (tty->term->flags & TERM_RGBCOLOURS)
1.200 nicm 2516: return;
1.341 nicm 2517: colour_split_rgb(gc->bg, &r, &g, &b);
2518: gc->bg = colour_find_rgb(r, g, b);
1.199 nicm 2519: }
1.224 nicm 2520:
2521: /* How many colours does this terminal have? */
1.359 nicm 2522: if (tty->term->flags & TERM_256COLOURS)
1.224 nicm 2523: colours = 256;
2524: else
2525: colours = tty_term_number(tty->term, TTYC_COLORS);
1.175 nicm 2526:
1.85 nicm 2527: /* Is this a 256-colour colour? */
1.204 nicm 2528: if (gc->bg & COLOUR_FLAG_256) {
1.85 nicm 2529: /*
2530: * And not a 256 colour mode? Translate to 16-colour
2531: * palette. Bold background doesn't exist portably, so just
2532: * discard the bold bit if set.
2533: */
1.224 nicm 2534: if (colours != 256) {
1.85 nicm 2535: gc->bg = colour_256to16(gc->bg);
1.175 nicm 2536: if (gc->bg & 8) {
1.85 nicm 2537: gc->bg &= 7;
1.175 nicm 2538: if (colours >= 16)
1.322 nicm 2539: gc->bg += 90;
1.175 nicm 2540: }
1.85 nicm 2541: }
2542: return;
2543: }
2544:
2545: /* Is this an aixterm colour? */
1.175 nicm 2546: if (gc->bg >= 90 && gc->bg <= 97 && colours < 16)
1.85 nicm 2547: gc->bg -= 90;
2548: }
2549:
1.207 nicm 2550: static void
1.335 nicm 2551: tty_check_us(__unused struct tty *tty, struct window_pane *wp,
2552: struct grid_cell *gc)
1.328 nicm 2553: {
2554: int c;
2555:
2556: /* Perform substitution if this pane has a palette. */
2557: if (~gc->flags & GRID_FLAG_NOPALETTE) {
2558: if ((c = window_pane_get_palette(wp, gc->us)) != -1)
2559: gc->us = c;
2560: }
2561:
2562: /* Underscore colour is set as RGB so convert a 256 colour to RGB. */
2563: if (gc->us & COLOUR_FLAG_256)
2564: gc->us = colour_256toRGB (gc->us);
2565: }
2566:
2567: static void
1.85 nicm 2568: tty_colours_fg(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 2569: {
1.61 nicm 2570: struct grid_cell *tc = &tty->cell;
1.79 nicm 2571: char s[32];
1.1 nicm 2572:
1.204 nicm 2573: /* Is this a 24-bit or 256-colour colour? */
1.302 nicm 2574: if (gc->fg & COLOUR_FLAG_RGB || gc->fg & COLOUR_FLAG_256) {
1.204 nicm 2575: if (tty_try_colour(tty, gc->fg, "38") == 0)
1.61 nicm 2576: goto save_fg;
1.199 nicm 2577: /* Should not get here, already converted in tty_check_fg. */
1.85 nicm 2578: return;
1.1 nicm 2579: }
2580:
1.79 nicm 2581: /* Is this an aixterm bright colour? */
1.204 nicm 2582: if (gc->fg >= 90 && gc->fg <= 97) {
1.359 nicm 2583: if (tty->term->flags & TERM_256COLOURS) {
1.323 nicm 2584: xsnprintf(s, sizeof s, "\033[%dm", gc->fg);
2585: tty_puts(tty, s);
2586: } else
2587: tty_putcode1(tty, TTYC_SETAF, gc->fg - 90 + 8);
1.85 nicm 2588: goto save_fg;
1.79 nicm 2589: }
2590:
1.61 nicm 2591: /* Otherwise set the foreground colour. */
1.204 nicm 2592: tty_putcode1(tty, TTYC_SETAF, gc->fg);
1.61 nicm 2593:
1.77 nicm 2594: save_fg:
1.61 nicm 2595: /* Save the new values in the terminal current cell. */
1.204 nicm 2596: tc->fg = gc->fg;
1.1 nicm 2597: }
2598:
1.207 nicm 2599: static void
1.73 nicm 2600: tty_colours_bg(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 2601: {
1.61 nicm 2602: struct grid_cell *tc = &tty->cell;
1.79 nicm 2603: char s[32];
1.1 nicm 2604:
1.204 nicm 2605: /* Is this a 24-bit or 256-colour colour? */
1.302 nicm 2606: if (gc->bg & COLOUR_FLAG_RGB || gc->bg & COLOUR_FLAG_256) {
1.204 nicm 2607: if (tty_try_colour(tty, gc->bg, "48") == 0)
1.61 nicm 2608: goto save_bg;
1.199 nicm 2609: /* Should not get here, already converted in tty_check_bg. */
1.85 nicm 2610: return;
1.79 nicm 2611: }
2612:
2613: /* Is this an aixterm bright colour? */
1.204 nicm 2614: if (gc->bg >= 90 && gc->bg <= 97) {
1.359 nicm 2615: if (tty->term->flags & TERM_256COLOURS) {
1.323 nicm 2616: xsnprintf(s, sizeof s, "\033[%dm", gc->bg + 10);
2617: tty_puts(tty, s);
2618: } else
2619: tty_putcode1(tty, TTYC_SETAB, gc->bg - 90 + 8);
1.175 nicm 2620: goto save_bg;
1.1 nicm 2621: }
2622:
1.61 nicm 2623: /* Otherwise set the background colour. */
1.204 nicm 2624: tty_putcode1(tty, TTYC_SETAB, gc->bg);
1.61 nicm 2625:
2626: save_bg:
2627: /* Save the new values in the terminal current cell. */
1.204 nicm 2628: tc->bg = gc->bg;
1.328 nicm 2629: }
2630:
2631: static void
2632: tty_colours_us(struct tty *tty, const struct grid_cell *gc)
2633: {
2634: struct grid_cell *tc = &tty->cell;
2635: u_int c;
2636: u_char r, g, b;
2637:
2638: /* Must be an RGB colour - this should never happen. */
2639: if (~gc->us & COLOUR_FLAG_RGB)
2640: return;
2641:
2642: /*
2643: * Setulc follows the ncurses(3) one argument "direct colour"
2644: * capability format. Calculate the colour value.
2645: */
2646: colour_split_rgb(gc->us, &r, &g, &b);
2647: c = (65536 * r) + (256 * g) + b;
2648:
2649: /* Write the colour. */
2650: tty_putcode1(tty, TTYC_SETULC, c);
2651:
2652: /* Save the new values in the terminal current cell. */
2653: tc->us = gc->us;
1.61 nicm 2654: }
2655:
1.207 nicm 2656: static int
1.204 nicm 2657: tty_try_colour(struct tty *tty, int colour, const char *type)
1.61 nicm 2658: {
1.204 nicm 2659: u_char r, g, b;
1.61 nicm 2660:
1.204 nicm 2661: if (colour & COLOUR_FLAG_256) {
1.359 nicm 2662: if (*type == '3' && tty_term_has(tty->term, TTYC_SETAF))
2663: tty_putcode1(tty, TTYC_SETAF, colour & 0xff);
2664: else if (tty_term_has(tty->term, TTYC_SETAB))
2665: tty_putcode1(tty, TTYC_SETAB, colour & 0xff);
2666: return (0);
1.204 nicm 2667: }
2668:
2669: if (colour & COLOUR_FLAG_RGB) {
1.341 nicm 2670: colour_split_rgb(colour & 0xffffff, &r, &g, &b);
1.359 nicm 2671: if (*type == '3' && tty_term_has(tty->term, TTYC_SETRGBF))
1.286 nicm 2672: tty_putcode3(tty, TTYC_SETRGBF, r, g, b);
1.359 nicm 2673: else if (tty_term_has(tty->term, TTYC_SETRGBB))
1.286 nicm 2674: tty_putcode3(tty, TTYC_SETRGBB, r, g, b);
1.165 nicm 2675: return (0);
2676: }
1.61 nicm 2677:
1.165 nicm 2678: return (-1);
1.176 nicm 2679: }
2680:
1.207 nicm 2681: static void
1.371 nicm 2682: tty_window_default_style(struct grid_cell *gc, struct window_pane *wp)
2683: {
2684: memcpy(gc, &grid_default_cell, sizeof *gc);
2685: gc->fg = wp->fg;
2686: gc->bg = wp->bg;
2687: }
2688:
2689: static void
1.317 nicm 2690: tty_default_colours(struct grid_cell *gc, struct window_pane *wp)
1.176 nicm 2691: {
1.326 nicm 2692: struct options *oo = wp->options;
2693: int c;
2694:
2695: if (wp->flags & PANE_STYLECHANGED) {
2696: wp->flags &= ~PANE_STYLECHANGED;
1.371 nicm 2697:
2698: tty_window_default_style(&wp->cached_active_gc, wp);
2699: style_add(&wp->cached_active_gc, oo, "window-active-style",
2700: NULL);
2701: tty_window_default_style(&wp->cached_gc, wp);
2702: style_add(&wp->cached_gc, oo, "window-style", NULL);
1.203 nicm 2703: }
1.176 nicm 2704:
1.204 nicm 2705: if (gc->fg == 8) {
1.370 nicm 2706: if (wp == wp->window->active && wp->cached_active_gc.fg != 8)
2707: gc->fg = wp->cached_active_gc.fg;
1.204 nicm 2708: else
1.370 nicm 2709: gc->fg = wp->cached_gc.fg;
1.219 nicm 2710:
1.310 nicm 2711: if (gc->fg != 8) {
2712: c = window_pane_get_palette(wp, gc->fg);
2713: if (c != -1)
2714: gc->fg = c;
2715: }
1.176 nicm 2716: }
2717:
1.204 nicm 2718: if (gc->bg == 8) {
1.370 nicm 2719: if (wp == wp->window->active && wp->cached_active_gc.bg != 8)
2720: gc->bg = wp->cached_active_gc.bg;
1.204 nicm 2721: else
1.370 nicm 2722: gc->bg = wp->cached_gc.bg;
1.219 nicm 2723:
1.310 nicm 2724: if (gc->bg != 8) {
2725: c = window_pane_get_palette(wp, gc->bg);
2726: if (c != -1)
2727: gc->bg = c;
2728: }
1.176 nicm 2729: }
1.210 nicm 2730: }
2731:
2732: static void
1.317 nicm 2733: tty_default_attributes(struct tty *tty, struct window_pane *wp, u_int bg)
1.210 nicm 2734: {
2735: static struct grid_cell gc;
2736:
2737: memcpy(&gc, &grid_default_cell, sizeof gc);
2738: gc.bg = bg;
2739: tty_attributes(tty, &gc, wp);
1.1 nicm 2740: }