Annotation of src/usr.bin/tmux/tty.c, Revision 1.252
1.252 ! nicm 1: /* $OpenBSD: tty.c,v 1.251 2017/03/06 09:02:59 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);
1.242 nicm 44: static void tty_invalidate(struct tty *);
1.207 nicm 45: static void tty_colours(struct tty *, const struct grid_cell *);
1.219 nicm 46: static void tty_check_fg(struct tty *, const struct window_pane *,
47: struct grid_cell *);
48: static void tty_check_bg(struct tty *, const struct window_pane *,
49: struct grid_cell *);
1.207 nicm 50: static void tty_colours_fg(struct tty *, const struct grid_cell *);
51: static void tty_colours_bg(struct tty *, const struct grid_cell *);
52:
1.208 nicm 53: static void tty_region_pane(struct tty *, const struct tty_ctx *, u_int,
54: u_int);
1.214 nicm 55: static void tty_region(struct tty *, u_int, u_int);
1.212 nicm 56: static void tty_margin_pane(struct tty *, const struct tty_ctx *);
1.214 nicm 57: static void tty_margin(struct tty *, u_int, u_int);
1.207 nicm 58: static int tty_large_region(struct tty *, const struct tty_ctx *);
1.210 nicm 59: static int tty_fake_bce(const struct tty *, const struct window_pane *,
60: u_int);
1.207 nicm 61: static void tty_redraw_region(struct tty *, const struct tty_ctx *);
62: static void tty_emulate_repeat(struct tty *, enum tty_code_code,
63: enum tty_code_code, u_int);
64: static void tty_repeat_space(struct tty *, u_int);
65: static void tty_cell(struct tty *, const struct grid_cell *,
66: const struct window_pane *);
67: static void tty_default_colours(struct grid_cell *,
68: const struct window_pane *);
1.210 nicm 69: static void tty_default_attributes(struct tty *, const struct window_pane *,
70: u_int);
1.1 nicm 71:
1.90 nicm 72: #define tty_use_acs(tty) \
1.131 nicm 73: (tty_term_has((tty)->term, TTYC_ACSC) && !((tty)->flags & TTY_UTF8))
1.212 nicm 74: #define tty_use_margin(tty) \
1.214 nicm 75: ((tty)->term_type == TTY_VT420)
1.90 nicm 76:
1.229 nicm 77: #define tty_pane_full_width(tty, ctx) \
1.132 nicm 78: ((ctx)->xoff == 0 && screen_size_x((ctx)->wp->screen) >= (tty)->sx)
79:
1.192 nicm 80: void
81: tty_create_log(void)
82: {
83: char name[64];
84:
85: xsnprintf(name, sizeof name, "tmux-out-%ld.log", (long)getpid());
86:
87: tty_log_fd = open(name, O_WRONLY|O_CREAT|O_TRUNC, 0644);
88: if (tty_log_fd != -1 && fcntl(tty_log_fd, F_SETFD, FD_CLOEXEC) == -1)
89: fatal("fcntl failed");
90: }
91:
1.185 nicm 92: int
1.136 nicm 93: tty_init(struct tty *tty, struct client *c, int fd, char *term)
1.1 nicm 94: {
1.30 nicm 95: char *path;
96:
1.185 nicm 97: if (!isatty(fd))
98: return (-1);
99:
1.30 nicm 100: memset(tty, 0, sizeof *tty);
1.22 nicm 101:
1.9 nicm 102: if (term == NULL || *term == '\0')
1.220 nicm 103: tty->term_name = xstrdup("unknown");
1.1 nicm 104: else
1.220 nicm 105: tty->term_name = xstrdup(term);
1.30 nicm 106: tty->fd = fd;
1.136 nicm 107: tty->client = c;
1.30 nicm 108:
109: if ((path = ttyname(fd)) == NULL)
1.185 nicm 110: return (-1);
1.30 nicm 111: tty->path = xstrdup(path);
1.108 nicm 112: tty->cstyle = 0;
1.107 nicm 113: tty->ccolour = xstrdup("");
1.30 nicm 114:
1.1 nicm 115: tty->flags = 0;
1.212 nicm 116:
1.1 nicm 117: tty->term_flags = 0;
1.212 nicm 118: tty->term_type = TTY_UNKNOWN;
1.185 nicm 119:
120: return (0);
1.31 nicm 121: }
122:
1.88 nicm 123: int
1.31 nicm 124: tty_resize(struct tty *tty)
125: {
126: struct winsize ws;
1.88 nicm 127: u_int sx, sy;
1.31 nicm 128:
129: if (ioctl(tty->fd, TIOCGWINSZ, &ws) != -1) {
1.88 nicm 130: sx = ws.ws_col;
131: if (sx == 0)
132: sx = 80;
133: sy = ws.ws_row;
134: if (sy == 0)
135: sy = 24;
136: } else {
137: sx = 80;
138: sy = 24;
1.31 nicm 139: }
1.235 nicm 140: log_debug("%s: %s now %ux%u", __func__, tty->path, sx, sy);
1.114 nicm 141: if (!tty_set_size(tty, sx, sy))
1.88 nicm 142: return (0);
1.242 nicm 143: tty_invalidate(tty);
1.114 nicm 144: return (1);
145: }
146:
147: int
1.212 nicm 148: tty_set_size(struct tty *tty, u_int sx, u_int sy)
149: {
1.114 nicm 150: if (sx == tty->sx && sy == tty->sy)
151: return (0);
152: tty->sx = sx;
153: tty->sy = sy;
1.88 nicm 154: return (1);
1.1 nicm 155: }
156:
1.244 nicm 157: static void
158: tty_read_callback(__unused int fd, __unused short events, void *data)
159: {
160: struct tty *tty = data;
161: size_t size = EVBUFFER_LENGTH(tty->in);
162: int nread;
163:
164: nread = evbuffer_read(tty->in, tty->fd, -1);
165: if (nread == -1)
166: return;
167: log_debug("%s: read %d bytes (already %zu)", tty->path, nread, size);
168:
169: while (tty_keys_next(tty))
170: ;
171: }
172:
173: static void
174: tty_write_callback(__unused int fd, __unused short events, void *data)
175: {
1.246 nicm 176: struct tty *tty = data;
177: size_t size = EVBUFFER_LENGTH(tty->out);
178: int nwrite;
1.244 nicm 179:
180: nwrite = evbuffer_write(tty->out, tty->fd);
181: if (nwrite == -1)
182: return;
183: log_debug("%s: wrote %d bytes (of %zu)", tty->path, nwrite, size);
184:
1.247 nicm 185: if (EVBUFFER_LENGTH(tty->out) != 0)
186: event_add(&tty->event_out, NULL);
1.244 nicm 187: }
188:
1.1 nicm 189: int
1.166 nicm 190: tty_open(struct tty *tty, char **cause)
1.1 nicm 191: {
1.220 nicm 192: tty->term = tty_term_find(tty->term_name, tty->fd, cause);
1.21 nicm 193: if (tty->term == NULL) {
194: tty_close(tty);
195: return (-1);
196: }
197: tty->flags |= TTY_OPENED;
1.1 nicm 198:
1.246 nicm 199: tty->flags &= ~(TTY_NOCURSOR|TTY_FREEZE);
1.244 nicm 200:
201: event_set(&tty->event_in, tty->fd, EV_PERSIST|EV_READ,
202: tty_read_callback, tty);
203: tty->in = evbuffer_new();
1.1 nicm 204:
1.244 nicm 205: event_set(&tty->event_out, tty->fd, EV_WRITE, tty_write_callback, tty);
206: tty->out = evbuffer_new();
1.1 nicm 207:
208: tty_start_tty(tty);
209:
1.148 nicm 210: tty_keys_build(tty);
1.1 nicm 211:
212: return (0);
213: }
214:
1.244 nicm 215: void
216: tty_start_tty(struct tty *tty)
1.1 nicm 217: {
1.128 nicm 218: struct termios tio;
1.33 nicm 219:
1.244 nicm 220: if (tty->fd != -1 && tcgetattr(tty->fd, &tty->tio) == 0) {
221: setblocking(tty->fd, 0);
222: event_add(&tty->event_in, NULL);
223:
224: memcpy(&tio, &tty->tio, sizeof tio);
225: tio.c_iflag &= ~(IXON|IXOFF|ICRNL|INLCR|IGNCR|IMAXBEL|ISTRIP);
226: tio.c_iflag |= IGNBRK;
227: tio.c_oflag &= ~(OPOST|ONLCR|OCRNL|ONLRET);
228: tio.c_lflag &= ~(IEXTEN|ICANON|ECHO|ECHOE|ECHONL|ECHOCTL|
229: ECHOPRT|ECHOKE|ISIG);
230: tio.c_cc[VMIN] = 1;
231: tio.c_cc[VTIME] = 0;
232: if (tcsetattr(tty->fd, TCSANOW, &tio) == 0)
233: tcflush(tty->fd, TCIOFLUSH);
234: }
1.1 nicm 235:
1.10 nicm 236: tty_putcode(tty, TTYC_SMCUP);
1.1 nicm 237:
1.252 ! nicm 238: tty_putcode(tty, TTYC_SMKX);
1.90 nicm 239: if (tty_use_acs(tty))
240: tty_putcode(tty, TTYC_ENACS);
1.1 nicm 241: tty_putcode(tty, TTYC_CLEAR);
242:
243: tty_putcode(tty, TTYC_CNORM);
244: if (tty_term_has(tty->term, TTYC_KMOUS))
1.179 nicm 245: tty_puts(tty, "\033[?1000l\033[?1002l\033[?1006l\033[?1005l");
1.121 nicm 246:
1.189 nicm 247: if (tty_term_flag(tty->term, TTYC_XT)) {
1.191 nicm 248: if (options_get_number(global_options, "focus-events")) {
1.162 nicm 249: tty->flags |= TTY_FOCUS;
250: tty_puts(tty, "\033[?1004h");
251: }
1.212 nicm 252: tty_puts(tty, "\033[c");
1.162 nicm 253: }
1.1 nicm 254:
1.20 nicm 255: tty->flags |= TTY_STARTED;
1.242 nicm 256: tty_invalidate(tty);
1.107 nicm 257:
258: tty_force_cursor_colour(tty, "");
1.177 nicm 259:
260: tty->mouse_drag_flag = 0;
261: tty->mouse_drag_update = NULL;
262: tty->mouse_drag_release = NULL;
1.128 nicm 263: }
264:
265: void
1.1 nicm 266: tty_stop_tty(struct tty *tty)
267: {
268: struct winsize ws;
269:
1.20 nicm 270: if (!(tty->flags & TTY_STARTED))
271: return;
272: tty->flags &= ~TTY_STARTED;
273:
1.244 nicm 274: event_del(&tty->event_in);
275: event_del(&tty->event_out);
1.66 nicm 276:
1.1 nicm 277: /*
278: * Be flexible about error handling and try not kill the server just
279: * because the fd is invalid. Things like ssh -t can easily leave us
280: * with a dead tty.
281: */
282: if (ioctl(tty->fd, TIOCGWINSZ, &ws) == -1)
283: return;
284: if (tcsetattr(tty->fd, TCSANOW, &tty->tio) == -1)
285: return;
286:
287: tty_raw(tty, tty_term_string2(tty->term, TTYC_CSR, 0, ws.ws_row - 1));
1.90 nicm 288: if (tty_use_acs(tty))
289: tty_raw(tty, tty_term_string(tty->term, TTYC_RMACS));
1.1 nicm 290: tty_raw(tty, tty_term_string(tty->term, TTYC_SGR0));
291: tty_raw(tty, tty_term_string(tty->term, TTYC_RMKX));
292: tty_raw(tty, tty_term_string(tty->term, TTYC_CLEAR));
1.160 nicm 293: if (tty_term_has(tty->term, TTYC_SS) && tty->cstyle != 0) {
294: if (tty_term_has(tty->term, TTYC_SE))
295: tty_raw(tty, tty_term_string(tty->term, TTYC_SE));
1.109 nicm 296: else
1.160 nicm 297: tty_raw(tty, tty_term_string1(tty->term, TTYC_SS, 0));
1.108 nicm 298: }
1.173 nicm 299: if (tty->mode & MODE_BRACKETPASTE)
300: tty_raw(tty, "\033[?2004l");
1.107 nicm 301: tty_raw(tty, tty_term_string(tty->term, TTYC_CR));
1.1 nicm 302:
303: tty_raw(tty, tty_term_string(tty->term, TTYC_CNORM));
304: if (tty_term_has(tty->term, TTYC_KMOUS))
1.179 nicm 305: tty_raw(tty, "\033[?1000l\033[?1002l\033[?1006l\033[?1005l");
1.151 nicm 306:
1.189 nicm 307: if (tty_term_flag(tty->term, TTYC_XT)) {
1.162 nicm 308: if (tty->flags & TTY_FOCUS) {
309: tty->flags &= ~TTY_FOCUS;
1.172 nicm 310: tty_raw(tty, "\033[?1004l");
1.162 nicm 311: }
312: }
1.10 nicm 313:
1.212 nicm 314: if (tty_use_margin(tty))
315: tty_raw(tty, "\033[?69l"); /* DECLRMM */
1.10 nicm 316: tty_raw(tty, tty_term_string(tty->term, TTYC_RMCUP));
1.150 nicm 317:
318: setblocking(tty->fd, 1);
1.1 nicm 319: }
320:
321: void
1.20 nicm 322: tty_close(struct tty *tty)
1.1 nicm 323: {
1.123 nicm 324: if (event_initialized(&tty->key_timer))
325: evtimer_del(&tty->key_timer);
1.20 nicm 326: tty_stop_tty(tty);
1.1 nicm 327:
1.21 nicm 328: if (tty->flags & TTY_OPENED) {
1.244 nicm 329: evbuffer_free(tty->in);
330: event_del(&tty->event_in);
331: evbuffer_free(tty->out);
332: event_del(&tty->event_out);
1.66 nicm 333:
1.21 nicm 334: tty_term_free(tty->term);
335: tty_keys_free(tty);
336:
337: tty->flags &= ~TTY_OPENED;
338: }
1.1 nicm 339:
1.21 nicm 340: if (tty->fd != -1) {
341: close(tty->fd);
342: tty->fd = -1;
343: }
1.1 nicm 344: }
345:
346: void
1.20 nicm 347: tty_free(struct tty *tty)
1.1 nicm 348: {
1.20 nicm 349: tty_close(tty);
1.1 nicm 350:
1.138 nicm 351: free(tty->ccolour);
1.190 nicm 352: free(tty->path);
1.220 nicm 353: free(tty->term_name);
1.1 nicm 354: }
355:
356: void
1.212 nicm 357: tty_set_type(struct tty *tty, int type)
358: {
359: tty->term_type = type;
360:
361: if (tty_use_margin(tty))
362: tty_puts(tty, "\033[?69h"); /* DECLRMM */
363: }
364:
365: void
1.1 nicm 366: tty_raw(struct tty *tty, const char *s)
367: {
1.150 nicm 368: ssize_t n, slen;
369: u_int i;
370:
371: slen = strlen(s);
372: for (i = 0; i < 5; i++) {
373: n = write(tty->fd, s, slen);
374: if (n >= 0) {
375: s += n;
376: slen -= n;
377: if (slen == 0)
378: break;
379: } else if (n == -1 && errno != EAGAIN)
380: break;
381: usleep(100);
382: }
1.1 nicm 383: }
384:
385: void
386: tty_putcode(struct tty *tty, enum tty_code_code code)
387: {
388: tty_puts(tty, tty_term_string(tty->term, code));
389: }
390:
391: void
392: tty_putcode1(struct tty *tty, enum tty_code_code code, int a)
393: {
394: if (a < 0)
395: return;
396: tty_puts(tty, tty_term_string1(tty->term, code, a));
397: }
398:
399: void
400: tty_putcode2(struct tty *tty, enum tty_code_code code, int a, int b)
401: {
402: if (a < 0 || b < 0)
403: return;
404: tty_puts(tty, tty_term_string2(tty->term, code, a, b));
405: }
406:
407: void
1.107 nicm 408: tty_putcode_ptr1(struct tty *tty, enum tty_code_code code, const void *a)
409: {
410: if (a != NULL)
411: tty_puts(tty, tty_term_ptr1(tty->term, code, a));
412: }
413:
414: void
1.167 nicm 415: tty_putcode_ptr2(struct tty *tty, enum tty_code_code code, const void *a,
416: const void *b)
1.106 nicm 417: {
418: if (a != NULL && b != NULL)
419: tty_puts(tty, tty_term_ptr2(tty->term, code, a, b));
420: }
421:
1.243 nicm 422: static void
423: tty_add(struct tty *tty, const char *buf, size_t len)
424: {
1.244 nicm 425: evbuffer_add(tty->out, buf, len);
426: log_debug("%s: %.*s", tty->path, (int)len, (const char *)buf);
1.243 nicm 427:
428: if (tty_log_fd != -1)
429: write(tty_log_fd, buf, len);
1.244 nicm 430: if (tty->flags & TTY_STARTED)
431: event_add(&tty->event_out, NULL);
1.243 nicm 432: }
433:
1.106 nicm 434: void
1.1 nicm 435: tty_puts(struct tty *tty, const char *s)
436: {
1.243 nicm 437: if (*s != '\0')
438: tty_add(tty, s, strlen(s));
1.1 nicm 439: }
440:
441: void
442: tty_putc(struct tty *tty, u_char ch)
443: {
1.90 nicm 444: const char *acs;
1.1 nicm 445:
1.90 nicm 446: if (tty->cell.attr & GRID_ATTR_CHARSET) {
447: acs = tty_acs_get(tty, ch);
1.243 nicm 448: if (acs != NULL)
449: tty_add(tty, acs, strlen(acs));
450: else
451: tty_add(tty, &ch, 1);
452: } else
453: tty_add(tty, &ch, 1);
1.1 nicm 454:
455: if (ch >= 0x20 && ch != 0x7f) {
1.211 nicm 456: if (tty->cx >= tty->sx) {
1.46 nicm 457: tty->cx = 1;
458: if (tty->cy != tty->rlower)
459: tty->cy++;
1.211 nicm 460:
461: /*
462: * On !xenl terminals, force the cursor position to
463: * where we think it should be after a line wrap - this
464: * means it works on sensible terminals as well.
465: */
466: if (tty->term->flags & TERM_EARLYWRAP)
467: tty_putcode2(tty, TTYC_CUP, tty->cy, tty->cx);
1.1 nicm 468: } else
469: tty->cx++;
470: }
471: }
472:
473: void
1.147 nicm 474: tty_putn(struct tty *tty, const void *buf, size_t len, u_int width)
1.5 nicm 475: {
1.243 nicm 476: tty_add(tty, buf, len);
1.147 nicm 477: tty->cx += width;
1.5 nicm 478: }
479:
1.207 nicm 480: static void
1.180 nicm 481: tty_set_italics(struct tty *tty)
482: {
483: const char *s;
484:
485: if (tty_term_has(tty->term, TTYC_SITM)) {
1.191 nicm 486: s = options_get_string(global_options, "default-terminal");
1.180 nicm 487: if (strcmp(s, "screen") != 0 && strncmp(s, "screen-", 7) != 0) {
488: tty_putcode(tty, TTYC_SITM);
489: return;
490: }
491: }
492: tty_putcode(tty, TTYC_SMSO);
493: }
494:
495: void
1.1 nicm 496: tty_set_title(struct tty *tty, const char *title)
497: {
1.105 nicm 498: if (!tty_term_has(tty->term, TTYC_TSL) ||
499: !tty_term_has(tty->term, TTYC_FSL))
1.1 nicm 500: return;
501:
1.105 nicm 502: tty_putcode(tty, TTYC_TSL);
1.1 nicm 503: tty_puts(tty, title);
1.105 nicm 504: tty_putcode(tty, TTYC_FSL);
1.1 nicm 505: }
506:
1.208 nicm 507: static void
1.107 nicm 508: tty_force_cursor_colour(struct tty *tty, const char *ccolour)
509: {
510: if (*ccolour == '\0')
511: tty_putcode(tty, TTYC_CR);
512: else
1.160 nicm 513: tty_putcode_ptr1(tty, TTYC_CS, ccolour);
1.138 nicm 514: free(tty->ccolour);
1.107 nicm 515: tty->ccolour = xstrdup(ccolour);
516: }
517:
518: void
519: tty_update_mode(struct tty *tty, int mode, struct screen *s)
1.1 nicm 520: {
521: int changed;
522:
1.197 nicm 523: if (s != NULL && strcmp(s->ccolour, tty->ccolour) != 0)
1.107 nicm 524: tty_force_cursor_colour(tty, s->ccolour);
525:
1.1 nicm 526: if (tty->flags & TTY_NOCURSOR)
527: mode &= ~MODE_CURSOR;
528:
529: changed = mode ^ tty->mode;
1.183 nicm 530: if (changed & MODE_BLINKING) {
531: if (tty_term_has(tty->term, TTYC_CVVIS))
532: tty_putcode(tty, TTYC_CVVIS);
533: else
534: tty_putcode(tty, TTYC_CNORM);
535: changed |= MODE_CURSOR;
536: }
537: if (changed & MODE_CURSOR) {
538: if (mode & MODE_CURSOR)
539: tty_putcode(tty, TTYC_CNORM);
540: else
1.1 nicm 541: tty_putcode(tty, TTYC_CIVIS);
1.108 nicm 542: }
1.181 nicm 543: if (s != NULL && tty->cstyle != s->cstyle) {
1.160 nicm 544: if (tty_term_has(tty->term, TTYC_SS)) {
1.108 nicm 545: if (s->cstyle == 0 &&
1.160 nicm 546: tty_term_has(tty->term, TTYC_SE))
547: tty_putcode(tty, TTYC_SE);
1.108 nicm 548: else
1.160 nicm 549: tty_putcode1(tty, TTYC_SS, s->cstyle);
1.108 nicm 550: }
551: tty->cstyle = s->cstyle;
1.1 nicm 552: }
1.195 nicm 553: if (changed & ALL_MOUSE_MODES) {
1.94 nicm 554: if (mode & ALL_MOUSE_MODES) {
1.153 nicm 555: /*
556: * Enable the SGR (1006) extension unconditionally, as
1.221 nicm 557: * it is safe from misinterpretation.
1.153 nicm 558: */
559: tty_puts(tty, "\033[?1006h");
1.225 nicm 560: if (mode & MODE_MOUSE_ALL)
561: tty_puts(tty, "\033[?1003h");
562: else if (mode & MODE_MOUSE_BUTTON)
1.94 nicm 563: tty_puts(tty, "\033[?1002h");
1.98 nicm 564: else if (mode & MODE_MOUSE_STANDARD)
565: tty_puts(tty, "\033[?1000h");
1.86 nicm 566: } else {
1.225 nicm 567: if (tty->mode & MODE_MOUSE_ALL)
568: tty_puts(tty, "\033[?1003l");
569: else if (tty->mode & MODE_MOUSE_BUTTON)
1.94 nicm 570: tty_puts(tty, "\033[?1002l");
1.98 nicm 571: else if (tty->mode & MODE_MOUSE_STANDARD)
572: tty_puts(tty, "\033[?1000l");
1.153 nicm 573: tty_puts(tty, "\033[?1006l");
1.86 nicm 574: }
1.115 nicm 575: }
576: if (changed & MODE_BRACKETPASTE) {
577: if (mode & MODE_BRACKETPASTE)
578: tty_puts(tty, "\033[?2004h");
579: else
580: tty_puts(tty, "\033[?2004l");
1.1 nicm 581: }
582: tty->mode = mode;
583: }
584:
1.207 nicm 585: static void
1.168 nicm 586: tty_emulate_repeat(struct tty *tty, enum tty_code_code code,
587: enum tty_code_code code1, u_int n)
1.1 nicm 588: {
589: if (tty_term_has(tty->term, code))
590: tty_putcode1(tty, code, n);
591: else {
592: while (n-- > 0)
593: tty_putcode(tty, code1);
594: }
595: }
596:
1.207 nicm 597: static void
1.133 nicm 598: tty_repeat_space(struct tty *tty, u_int n)
599: {
600: while (n-- > 0)
601: tty_putc(tty, ' ');
602: }
603:
1.1 nicm 604: /*
1.119 nicm 605: * Is the region large enough to be worth redrawing once later rather than
606: * probably several times now? Currently yes if it is more than 50% of the
607: * pane.
608: */
1.207 nicm 609: static int
1.194 nicm 610: tty_large_region(__unused struct tty *tty, const struct tty_ctx *ctx)
1.119 nicm 611: {
612: struct window_pane *wp = ctx->wp;
613:
614: return (ctx->orlower - ctx->orupper >= screen_size_y(wp->screen) / 2);
615: }
616:
617: /*
1.176 nicm 618: * Return if BCE is needed but the terminal doesn't have it - it'll need to be
619: * emulated.
620: */
1.207 nicm 621: static int
1.210 nicm 622: tty_fake_bce(const struct tty *tty, const struct window_pane *wp, u_int bg)
1.176 nicm 623: {
624: struct grid_cell gc;
625:
1.210 nicm 626: if (tty_term_flag(tty->term, TTYC_BCE))
627: return (0);
628:
1.176 nicm 629: memcpy(&gc, &grid_default_cell, sizeof gc);
1.203 nicm 630: if (wp != NULL)
631: tty_default_colours(&gc, wp);
1.176 nicm 632:
1.210 nicm 633: if (bg != 8 || gc.bg != 8)
634: return (1);
635: return (0);
1.176 nicm 636: }
637:
638: /*
1.1 nicm 639: * Redraw scroll region using data from screen (already updated). Used when
640: * CSR not supported, or window is a pane that doesn't take up the full
641: * width of the terminal.
642: */
1.207 nicm 643: static void
1.24 nicm 644: tty_redraw_region(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 645: {
1.14 nicm 646: struct window_pane *wp = ctx->wp;
647: struct screen *s = wp->screen;
1.204 nicm 648: u_int i;
1.1 nicm 649:
650: /*
1.119 nicm 651: * If region is large, schedule a window redraw. In most cases this is
652: * likely to be followed by some more scrolling.
1.1 nicm 653: */
1.119 nicm 654: if (tty_large_region(tty, ctx)) {
1.1 nicm 655: wp->flags |= PANE_REDRAW;
656: return;
657: }
658:
1.14 nicm 659: if (ctx->ocy < ctx->orupper || ctx->ocy > ctx->orlower) {
660: for (i = ctx->ocy; i < screen_size_y(s); i++)
1.176 nicm 661: tty_draw_pane(tty, wp, i, ctx->xoff, ctx->yoff);
1.1 nicm 662: } else {
1.14 nicm 663: for (i = ctx->orupper; i <= ctx->orlower; i++)
1.176 nicm 664: tty_draw_pane(tty, wp, i, ctx->xoff, ctx->yoff);
1.1 nicm 665: }
666: }
667:
668: void
1.176 nicm 669: tty_draw_pane(struct tty *tty, const struct window_pane *wp, u_int py, u_int ox,
670: u_int oy)
671: {
672: tty_draw_line(tty, wp, wp->screen, py, ox, oy);
673: }
674:
675: void
676: tty_draw_line(struct tty *tty, const struct window_pane *wp,
677: struct screen *s, u_int py, u_int ox, u_int oy)
1.1 nicm 678: {
1.250 nicm 679: struct grid_cell gc, last;
680: u_int i, j, sx, width;
681: int flags = (tty->flags & TTY_NOCURSOR);
682: char buf[512];
683: size_t len;
1.1 nicm 684:
1.181 nicm 685: tty->flags |= TTY_NOCURSOR;
686: tty_update_mode(tty, tty->mode, s);
1.35 nicm 687:
1.214 nicm 688: tty_region_off(tty);
689: tty_margin_off(tty);
690:
1.1 nicm 691: sx = screen_size_x(s);
1.250 nicm 692: if (sx > s->grid->linedata[s->grid->hsize + py].cellused)
693: sx = s->grid->linedata[s->grid->hsize + py].cellused;
1.1 nicm 694: if (sx > tty->sx)
695: sx = tty->sx;
696:
1.250 nicm 697: tty_cursor(tty, ox, oy + py);
698:
699: memcpy(&last, &grid_default_cell, sizeof last);
700: len = 0;
701: width = 0;
1.46 nicm 702:
1.1 nicm 703: for (i = 0; i < sx; i++) {
1.193 nicm 704: grid_view_get_cell(s->grid, i, py, &gc);
1.250 nicm 705: if (len != 0 &&
1.251 nicm 706: (((~tty->flags & TTY_UTF8) &&
707: (gc.data.size != 1 ||
708: *gc.data.data >= 0x7f ||
709: gc.data.width != 1)) ||
710: (gc.attr & GRID_ATTR_CHARSET) ||
1.250 nicm 711: gc.flags != last.flags ||
712: gc.attr != last.attr ||
713: gc.fg != last.fg ||
714: gc.bg != last.bg ||
715: (sizeof buf) - len < gc.data.size)) {
716: tty_attributes(tty, &last, wp);
717: tty_putn(tty, buf, len, width);
718:
719: len = 0;
720: width = 0;
721: }
722:
723: if (gc.flags & GRID_FLAG_SELECTED)
724: screen_select_cell(s, &last, &gc);
725: else
726: memcpy(&last, &gc, sizeof last);
1.251 nicm 727: if (((~tty->flags & TTY_UTF8) &&
728: (gc.data.size != 1 ||
729: *gc.data.data >= 0x7f ||
730: gc.data.width != 1)) ||
731: (gc.attr & GRID_ATTR_CHARSET)) {
1.250 nicm 732: tty_attributes(tty, &last, wp);
1.251 nicm 733: if (~tty->flags & TTY_UTF8) {
734: for (j = 0; j < gc.data.width; j++)
735: tty_putc(tty, '_');
736: } else {
737: for (j = 0; j < gc.data.size; j++)
738: tty_putc(tty, gc.data.data[j]);
739: }
1.250 nicm 740: } else {
741: memcpy(buf + len, gc.data.data, gc.data.size);
742: len += gc.data.size;
743: width += gc.data.width;
744: }
745: }
746: if (len != 0) {
747: tty_attributes(tty, &last, wp);
748: tty_putn(tty, buf, len, width);
1.1 nicm 749: }
750:
1.181 nicm 751: if (sx < tty->sx) {
1.210 nicm 752: tty_default_attributes(tty, wp, 8);
1.181 nicm 753:
754: tty_cursor(tty, ox + sx, oy + py);
755: if (sx != screen_size_x(s) &&
756: ox + screen_size_x(s) >= tty->sx &&
757: tty_term_has(tty->term, TTYC_EL) &&
1.210 nicm 758: !tty_fake_bce(tty, wp, 8))
1.181 nicm 759: tty_putcode(tty, TTYC_EL);
760: else
761: tty_repeat_space(tty, screen_size_x(s) - sx);
1.35 nicm 762: }
1.1 nicm 763:
1.181 nicm 764: tty->flags = (tty->flags & ~TTY_NOCURSOR) | flags;
1.107 nicm 765: tty_update_mode(tty, tty->mode, s);
1.15 nicm 766: }
767:
1.201 nicm 768: static int
1.182 nicm 769: tty_client_ready(struct client *c, struct window_pane *wp)
770: {
771: if (c->session == NULL || c->tty.term == NULL)
772: return (0);
1.244 nicm 773: if (c->flags & (CLIENT_REDRAW|CLIENT_SUSPENDED))
1.182 nicm 774: return (0);
775: if (c->tty.flags & TTY_FREEZE)
776: return (0);
777: if (c->session->curw->window != wp->window)
778: return (0);
779: return (1);
780: }
781:
1.15 nicm 782: void
1.182 nicm 783: tty_write(void (*cmdfn)(struct tty *, const struct tty_ctx *),
784: struct tty_ctx *ctx)
1.15 nicm 785: {
786: struct window_pane *wp = ctx->wp;
787: struct client *c;
788:
1.75 nicm 789: /* wp can be NULL if updating the screen but not the terminal. */
1.15 nicm 790: if (wp == NULL)
791: return;
792:
793: if (wp->window->flags & WINDOW_REDRAW || wp->flags & PANE_REDRAW)
794: return;
1.129 nicm 795: if (!window_pane_visible(wp) || wp->flags & PANE_DROP)
1.15 nicm 796: return;
797:
1.178 nicm 798: TAILQ_FOREACH(c, &clients, entry) {
1.182 nicm 799: if (!tty_client_ready(c, wp))
1.15 nicm 800: continue;
801:
1.139 nicm 802: ctx->xoff = wp->xoff;
803: ctx->yoff = wp->yoff;
804: if (status_at_line(c) == 0)
805: ctx->yoff++;
1.113 nicm 806:
1.139 nicm 807: cmdfn(&c->tty, ctx);
1.1 nicm 808: }
809: }
810:
811: void
1.24 nicm 812: tty_cmd_insertcharacter(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 813: {
1.77 nicm 814: struct window_pane *wp = ctx->wp;
1.1 nicm 815:
1.210 nicm 816: if (!tty_pane_full_width(tty, ctx) ||
817: tty_fake_bce(tty, wp, ctx->bg) ||
818: (!tty_term_has(tty->term, TTYC_ICH) &&
819: !tty_term_has(tty->term, TTYC_ICH1))) {
1.176 nicm 820: tty_draw_pane(tty, wp, ctx->ocy, ctx->xoff, ctx->yoff);
1.1 nicm 821: return;
822: }
823:
1.210 nicm 824: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 825:
1.77 nicm 826: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.41 nicm 827:
1.206 nicm 828: tty_emulate_repeat(tty, TTYC_ICH, TTYC_ICH1, ctx->num);
1.1 nicm 829: }
830:
831: void
1.24 nicm 832: tty_cmd_deletecharacter(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 833: {
1.77 nicm 834: struct window_pane *wp = ctx->wp;
1.1 nicm 835:
1.210 nicm 836: if (!tty_pane_full_width(tty, ctx) ||
837: tty_fake_bce(tty, wp, ctx->bg) ||
1.26 nicm 838: (!tty_term_has(tty->term, TTYC_DCH) &&
839: !tty_term_has(tty->term, TTYC_DCH1))) {
1.176 nicm 840: tty_draw_pane(tty, wp, ctx->ocy, ctx->xoff, ctx->yoff);
1.1 nicm 841: return;
842: }
843:
1.210 nicm 844: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 845:
1.77 nicm 846: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.41 nicm 847:
1.206 nicm 848: tty_emulate_repeat(tty, TTYC_DCH, TTYC_DCH1, ctx->num);
1.146 nicm 849: }
850:
851: void
852: tty_cmd_clearcharacter(struct tty *tty, const struct tty_ctx *ctx)
853: {
854: u_int i;
855:
1.176 nicm 856: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.146 nicm 857:
858: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
859:
1.210 nicm 860: if (tty_term_has(tty->term, TTYC_ECH) &&
861: !tty_fake_bce(tty, ctx->wp, ctx->bg))
1.146 nicm 862: tty_putcode1(tty, TTYC_ECH, ctx->num);
863: else {
864: for (i = 0; i < ctx->num; i++)
865: tty_putc(tty, ' ');
866: }
1.1 nicm 867: }
868:
869: void
1.24 nicm 870: tty_cmd_insertline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 871: {
1.210 nicm 872: if (!tty_pane_full_width(tty, ctx) ||
873: tty_fake_bce(tty, ctx->wp, ctx->bg) ||
1.77 nicm 874: !tty_term_has(tty->term, TTYC_CSR) ||
1.72 nicm 875: !tty_term_has(tty->term, TTYC_IL1)) {
1.14 nicm 876: tty_redraw_region(tty, ctx);
1.1 nicm 877: return;
878: }
879:
1.210 nicm 880: tty_default_attributes(tty, ctx->wp, ctx->bg);
1.1 nicm 881:
1.77 nicm 882: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1.214 nicm 883: tty_margin_off(tty);
1.77 nicm 884: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 885:
1.12 nicm 886: tty_emulate_repeat(tty, TTYC_IL, TTYC_IL1, ctx->num);
1.1 nicm 887: }
888:
889: void
1.24 nicm 890: tty_cmd_deleteline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 891: {
1.210 nicm 892: if (!tty_pane_full_width(tty, ctx) ||
893: tty_fake_bce(tty, ctx->wp, ctx->bg) ||
1.72 nicm 894: !tty_term_has(tty->term, TTYC_CSR) ||
895: !tty_term_has(tty->term, TTYC_DL1)) {
1.14 nicm 896: tty_redraw_region(tty, ctx);
1.1 nicm 897: return;
898: }
899:
1.210 nicm 900: tty_default_attributes(tty, ctx->wp, ctx->bg);
1.1 nicm 901:
1.77 nicm 902: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1.214 nicm 903: tty_margin_off(tty);
1.77 nicm 904: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 905:
1.12 nicm 906: tty_emulate_repeat(tty, TTYC_DL, TTYC_DL1, ctx->num);
1.1 nicm 907: }
908:
909: void
1.24 nicm 910: tty_cmd_clearline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 911: {
1.77 nicm 912: struct window_pane *wp = ctx->wp;
1.12 nicm 913: struct screen *s = wp->screen;
1.229 nicm 914: u_int sx = screen_size_x(s);
1.1 nicm 915:
1.210 nicm 916: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 917:
1.77 nicm 918: tty_cursor_pane(tty, ctx, 0, ctx->ocy);
1.41 nicm 919:
1.210 nicm 920: if (tty_pane_full_width(tty, ctx) &&
921: !tty_fake_bce(tty, wp, ctx->bg) &&
1.176 nicm 922: tty_term_has(tty->term, TTYC_EL))
1.1 nicm 923: tty_putcode(tty, TTYC_EL);
1.133 nicm 924: else
1.229 nicm 925: tty_repeat_space(tty, sx);
1.1 nicm 926: }
927:
928: void
1.24 nicm 929: tty_cmd_clearendofline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 930: {
1.77 nicm 931: struct window_pane *wp = ctx->wp;
1.12 nicm 932: struct screen *s = wp->screen;
1.229 nicm 933: u_int sx = screen_size_x(s);
1.1 nicm 934:
1.210 nicm 935: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 936:
1.41 nicm 937: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
938:
1.176 nicm 939: if (tty_pane_full_width(tty, ctx) &&
1.210 nicm 940: tty_term_has(tty->term, TTYC_EL) &&
941: !tty_fake_bce(tty, wp, ctx->bg))
1.1 nicm 942: tty_putcode(tty, TTYC_EL);
1.133 nicm 943: else
1.229 nicm 944: tty_repeat_space(tty, sx - ctx->ocx);
1.1 nicm 945: }
946:
947: void
1.24 nicm 948: tty_cmd_clearstartofline(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 949: {
1.210 nicm 950: struct window_pane *wp = ctx->wp;
951:
952: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 953:
1.210 nicm 954: if (ctx->xoff == 0 &&
955: tty_term_has(tty->term, TTYC_EL1) &&
1.238 nicm 956: !tty_fake_bce(tty, ctx->wp, ctx->bg)) {
957: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 958: tty_putcode(tty, TTYC_EL1);
1.238 nicm 959: } else {
960: tty_cursor_pane(tty, ctx, 0, ctx->ocy);
1.133 nicm 961: tty_repeat_space(tty, ctx->ocx + 1);
1.238 nicm 962: }
1.1 nicm 963: }
964:
965: void
1.24 nicm 966: tty_cmd_reverseindex(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 967: {
1.56 nicm 968: if (ctx->ocy != ctx->orupper)
969: return;
970:
1.210 nicm 971: if (!tty_pane_full_width(tty, ctx) ||
972: tty_fake_bce(tty, ctx->wp, ctx->bg) ||
1.70 nicm 973: !tty_term_has(tty->term, TTYC_CSR) ||
974: !tty_term_has(tty->term, TTYC_RI)) {
1.14 nicm 975: tty_redraw_region(tty, ctx);
1.1 nicm 976: return;
977: }
978:
1.176 nicm 979: tty_attributes(tty, &grid_default_cell, ctx->wp);
1.77 nicm 980:
1.56 nicm 981: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1.214 nicm 982: tty_margin_off(tty);
1.56 nicm 983: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->orupper);
1.77 nicm 984:
1.56 nicm 985: tty_putcode(tty, TTYC_RI);
1.1 nicm 986: }
987:
988: void
1.24 nicm 989: tty_cmd_linefeed(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 990: {
1.77 nicm 991: struct window_pane *wp = ctx->wp;
1.1 nicm 992:
1.56 nicm 993: if (ctx->ocy != ctx->orlower)
994: return;
995:
1.212 nicm 996: if ((!tty_pane_full_width(tty, ctx) && !tty_use_margin(tty)) ||
1.210 nicm 997: tty_fake_bce(tty, wp, ctx->bg) ||
1.1 nicm 998: !tty_term_has(tty->term, TTYC_CSR)) {
1.236 nicm 999: tty_redraw_region(tty, ctx);
1.1 nicm 1000: return;
1001: }
1.52 nicm 1002:
1.176 nicm 1003: tty_attributes(tty, &grid_default_cell, wp);
1.77 nicm 1004:
1.56 nicm 1005: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1.212 nicm 1006: tty_margin_pane(tty, ctx);
1007:
1008: /*
1009: * If we want to wrap a pane, the cursor needs to be exactly on the
1010: * right of the region. But if the pane isn't on the right, it may be
1011: * off the edge - if so, move the cursor back to the right.
1012: */
1013: if (ctx->xoff + ctx->ocx > tty->rright)
1.216 nicm 1014: tty_cursor(tty, tty->rright, ctx->yoff + ctx->ocy);
1.212 nicm 1015: else
1016: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.77 nicm 1017:
1.56 nicm 1018: tty_putc(tty, '\n');
1.240 nicm 1019: }
1020:
1021: void
1022: tty_cmd_scrollup(struct tty *tty, const struct tty_ctx *ctx)
1023: {
1024: struct window_pane *wp = ctx->wp;
1025: u_int i;
1026:
1027: if ((!tty_pane_full_width(tty, ctx) && !tty_use_margin(tty)) ||
1028: tty_fake_bce(tty, wp, ctx->bg) ||
1029: !tty_term_has(tty->term, TTYC_CSR)) {
1030: tty_redraw_region(tty, ctx);
1031: return;
1032: }
1033:
1034: tty_attributes(tty, &grid_default_cell, wp);
1035:
1036: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1037: tty_margin_pane(tty, ctx);
1038:
1039: if (ctx->num == 1 || !tty_term_has(tty->term, TTYC_INDN)) {
1.241 nicm 1040: tty_cursor(tty, tty->rright, tty->rlower);
1.240 nicm 1041: for (i = 0; i < ctx->num; i++)
1042: tty_putc(tty, '\n');
1043: } else
1044: tty_putcode1(tty, TTYC_INDN, ctx->num);
1.1 nicm 1045: }
1046:
1047: void
1.24 nicm 1048: tty_cmd_clearendofscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1049: {
1.77 nicm 1050: struct window_pane *wp = ctx->wp;
1.12 nicm 1051: struct screen *s = wp->screen;
1.204 nicm 1052: u_int i, j;
1.229 nicm 1053: u_int sx = screen_size_x(s), sy = screen_size_y(s);
1.1 nicm 1054:
1.210 nicm 1055: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 1056:
1.229 nicm 1057: tty_region_pane(tty, ctx, 0, sy - 1);
1.214 nicm 1058: tty_margin_off(tty);
1.39 nicm 1059:
1.176 nicm 1060: if (tty_pane_full_width(tty, ctx) &&
1.248 nicm 1061: ctx->yoff + wp->sy >= tty->sy - 1 &&
1.229 nicm 1062: status_at_line(tty->client) <= 0 &&
1063: tty_term_has(tty->term, TTYC_ED)) {
1064: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1065: tty_putcode(tty, TTYC_ED);
1066: } else if (tty_pane_full_width(tty, ctx) &&
1.210 nicm 1067: tty_term_has(tty->term, TTYC_EL) &&
1068: !tty_fake_bce(tty, wp, ctx->bg)) {
1.229 nicm 1069: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 1070: tty_putcode(tty, TTYC_EL);
1.229 nicm 1071: if (ctx->ocy != sy - 1) {
1.41 nicm 1072: tty_cursor_pane(tty, ctx, 0, ctx->ocy + 1);
1.229 nicm 1073: for (i = ctx->ocy + 1; i < sy; i++) {
1.1 nicm 1074: tty_putcode(tty, TTYC_EL);
1.229 nicm 1075: if (i == sy - 1)
1.1 nicm 1076: continue;
1077: tty_emulate_repeat(tty, TTYC_CUD, TTYC_CUD1, 1);
1078: tty->cy++;
1079: }
1080: }
1081: } else {
1.229 nicm 1082: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1083: tty_repeat_space(tty, sx - ctx->ocx);
1084: for (j = ctx->ocy + 1; j < sy; j++) {
1.41 nicm 1085: tty_cursor_pane(tty, ctx, 0, j);
1.229 nicm 1086: tty_repeat_space(tty, sx);
1.1 nicm 1087: }
1088: }
1089: }
1090:
1091: void
1.24 nicm 1092: tty_cmd_clearstartofscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1093: {
1.77 nicm 1094: struct window_pane *wp = ctx->wp;
1.12 nicm 1095: struct screen *s = wp->screen;
1.204 nicm 1096: u_int i, j;
1.229 nicm 1097: u_int sx = screen_size_x(s), sy = screen_size_y(s);
1.1 nicm 1098:
1.227 nicm 1099: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 1100:
1.229 nicm 1101: tty_region_pane(tty, ctx, 0, sy - 1);
1.214 nicm 1102: tty_margin_off(tty);
1.39 nicm 1103:
1.230 nicm 1104: if (tty_pane_full_width(tty, ctx) &&
1.210 nicm 1105: tty_term_has(tty->term, TTYC_EL) &&
1106: !tty_fake_bce(tty, wp, ctx->bg)) {
1.229 nicm 1107: tty_cursor_pane(tty, ctx, 0, 0);
1.14 nicm 1108: for (i = 0; i < ctx->ocy; i++) {
1.1 nicm 1109: tty_putcode(tty, TTYC_EL);
1110: tty_emulate_repeat(tty, TTYC_CUD, TTYC_CUD1, 1);
1111: tty->cy++;
1112: }
1113: } else {
1.229 nicm 1114: tty_cursor_pane(tty, ctx, 0, 0);
1.14 nicm 1115: for (j = 0; j < ctx->ocy; j++) {
1.41 nicm 1116: tty_cursor_pane(tty, ctx, 0, j);
1.229 nicm 1117: tty_repeat_space(tty, sx);
1.1 nicm 1118: }
1119: }
1.229 nicm 1120: tty_cursor_pane(tty, ctx, 0, ctx->ocy);
1.133 nicm 1121: tty_repeat_space(tty, ctx->ocx + 1);
1.1 nicm 1122: }
1123:
1124: void
1.24 nicm 1125: tty_cmd_clearscreen(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1126: {
1.77 nicm 1127: struct window_pane *wp = ctx->wp;
1.12 nicm 1128: struct screen *s = wp->screen;
1.204 nicm 1129: u_int i, j;
1.229 nicm 1130: u_int sx = screen_size_x(s), sy = screen_size_y(s);
1.1 nicm 1131:
1.210 nicm 1132: tty_default_attributes(tty, wp, ctx->bg);
1.1 nicm 1133:
1.229 nicm 1134: tty_region_pane(tty, ctx, 0, sy - 1);
1.214 nicm 1135: tty_margin_off(tty);
1.39 nicm 1136:
1.176 nicm 1137: if (tty_pane_full_width(tty, ctx) &&
1.229 nicm 1138: status_at_line(tty->client) <= 0 &&
1139: tty_term_has(tty->term, TTYC_ED)) {
1140: tty_cursor_pane(tty, ctx, 0, 0);
1141: tty_putcode(tty, TTYC_ED);
1.230 nicm 1142: } else if (tty_pane_full_width(tty, ctx) &&
1.210 nicm 1143: tty_term_has(tty->term, TTYC_EL) &&
1144: !tty_fake_bce(tty, wp, ctx->bg)) {
1.229 nicm 1145: tty_cursor_pane(tty, ctx, 0, 0);
1146: for (i = 0; i < sy; i++) {
1.1 nicm 1147: tty_putcode(tty, TTYC_EL);
1.229 nicm 1148: if (i != sy - 1) {
1.1 nicm 1149: tty_emulate_repeat(tty, TTYC_CUD, TTYC_CUD1, 1);
1150: tty->cy++;
1151: }
1152: }
1153: } else {
1.229 nicm 1154: tty_cursor_pane(tty, ctx, 0, 0);
1155: for (j = 0; j < sy; j++) {
1.41 nicm 1156: tty_cursor_pane(tty, ctx, 0, j);
1.229 nicm 1157: tty_repeat_space(tty, sx);
1.1 nicm 1158: }
1.4 nicm 1159: }
1160: }
1161:
1162: void
1.24 nicm 1163: tty_cmd_alignmenttest(struct tty *tty, const struct tty_ctx *ctx)
1.4 nicm 1164: {
1.12 nicm 1165: struct window_pane *wp = ctx->wp;
1166: struct screen *s = wp->screen;
1167: u_int i, j;
1.4 nicm 1168:
1.176 nicm 1169: tty_attributes(tty, &grid_default_cell, wp);
1.4 nicm 1170:
1.39 nicm 1171: tty_region_pane(tty, ctx, 0, screen_size_y(s) - 1);
1.214 nicm 1172: tty_margin_off(tty);
1.4 nicm 1173:
1174: for (j = 0; j < screen_size_y(s); j++) {
1.41 nicm 1175: tty_cursor_pane(tty, ctx, 0, j);
1.4 nicm 1176: for (i = 0; i < screen_size_x(s); i++)
1177: tty_putc(tty, 'E');
1.1 nicm 1178: }
1179: }
1180:
1181: void
1.24 nicm 1182: tty_cmd_cell(struct tty *tty, const struct tty_ctx *ctx)
1.1 nicm 1183: {
1.222 nicm 1184: if (ctx->xoff + ctx->ocx > tty->sx - 1 && ctx->ocy == ctx->orlower) {
1185: if (tty_pane_full_width(tty, ctx))
1186: tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
1187: else
1188: tty_margin_off(tty);
1189: }
1.46 nicm 1190:
1.233 nicm 1191: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1.1 nicm 1192:
1.237 nicm 1193: tty_cell(tty, ctx->cell, ctx->wp);
1.239 nicm 1194: }
1195:
1196: void
1197: tty_cmd_cells(struct tty *tty, const struct tty_ctx *ctx)
1198: {
1199: tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
1200:
1201: tty_attributes(tty, ctx->cell, ctx->wp);
1202: tty_putn(tty, ctx->ptr, ctx->num, ctx->num);
1.106 nicm 1203: }
1204:
1205: void
1206: tty_cmd_setselection(struct tty *tty, const struct tty_ctx *ctx)
1207: {
1208: char *buf;
1209: size_t off;
1210:
1211: if (!tty_term_has(tty->term, TTYC_MS))
1212: return;
1213:
1214: off = 4 * ((ctx->num + 2) / 3) + 1; /* storage for base64 */
1215: buf = xmalloc(off);
1216:
1217: b64_ntop(ctx->ptr, ctx->num, buf, off);
1218: tty_putcode_ptr2(tty, TTYC_MS, "", buf);
1219:
1.138 nicm 1220: free(buf);
1.100 nicm 1221: }
1222:
1223: void
1224: tty_cmd_rawstring(struct tty *tty, const struct tty_ctx *ctx)
1225: {
1226: u_int i;
1227: u_char *str = ctx->ptr;
1228:
1229: for (i = 0; i < ctx->num; i++)
1230: tty_putc(tty, str[i]);
1.242 nicm 1231: tty_invalidate(tty);
1.1 nicm 1232: }
1233:
1.207 nicm 1234: static void
1.176 nicm 1235: tty_cell(struct tty *tty, const struct grid_cell *gc,
1236: const struct window_pane *wp)
1.1 nicm 1237: {
1.193 nicm 1238: u_int i;
1.1 nicm 1239:
1240: /* Skip last character if terminal is stupid. */
1.211 nicm 1241: if ((tty->term->flags & TERM_EARLYWRAP) &&
1242: tty->cy == tty->sy - 1 &&
1243: tty->cx == tty->sx - 1)
1.1 nicm 1244: return;
1245:
1246: /* If this is a padding character, do nothing. */
1247: if (gc->flags & GRID_FLAG_PADDING)
1248: return;
1249:
1250: /* Set the attributes. */
1.176 nicm 1251: tty_attributes(tty, gc, wp);
1.1 nicm 1252:
1.147 nicm 1253: /* Get the cell and if ASCII write with putc to do ACS translation. */
1.193 nicm 1254: if (gc->data.size == 1) {
1255: if (*gc->data.data < 0x20 || *gc->data.data == 0x7f)
1.1 nicm 1256: return;
1.193 nicm 1257: tty_putc(tty, *gc->data.data);
1.1 nicm 1258: return;
1259: }
1260:
1.147 nicm 1261: /* If not UTF-8, write _. */
1.1 nicm 1262: if (!(tty->flags & TTY_UTF8)) {
1.193 nicm 1263: for (i = 0; i < gc->data.width; i++)
1.1 nicm 1264: tty_putc(tty, '_');
1265: return;
1266: }
1267:
1.147 nicm 1268: /* Write the data. */
1.193 nicm 1269: tty_putn(tty, gc->data.data, gc->data.size, gc->data.width);
1.1 nicm 1270: }
1271:
1272: void
1273: tty_reset(struct tty *tty)
1274: {
1275: struct grid_cell *gc = &tty->cell;
1276:
1.228 nicm 1277: if (!grid_cells_equal(gc, &grid_default_cell)) {
1278: if ((gc->attr & GRID_ATTR_CHARSET) && tty_use_acs(tty))
1279: tty_putcode(tty, TTYC_RMACS);
1280: tty_putcode(tty, TTYC_SGR0);
1281: memcpy(gc, &grid_default_cell, sizeof *gc);
1282: }
1.1 nicm 1283:
1.228 nicm 1284: memcpy(&tty->last_cell, &grid_default_cell, sizeof tty->last_cell);
1285: tty->last_wp = -1;
1.242 nicm 1286: }
1287:
1288: static void
1289: tty_invalidate(struct tty *tty)
1290: {
1291: memcpy(&tty->cell, &grid_default_cell, sizeof tty->cell);
1292:
1293: memcpy(&tty->last_cell, &grid_default_cell, sizeof tty->last_cell);
1294: tty->last_wp = -1;
1295:
1296: tty->cx = tty->cy = UINT_MAX;
1297:
1298: tty->rupper = tty->rleft = UINT_MAX;
1299: tty->rlower = tty->rright = UINT_MAX;
1300:
1301: if (tty->flags & TTY_STARTED) {
1302: tty_putcode(tty, TTYC_SGR0);
1303:
1304: tty->mode = ALL_MODES;
1305: tty_update_mode(tty, MODE_CURSOR, NULL);
1306:
1307: tty_cursor(tty, 0, 0);
1308: tty_region_off(tty);
1309: tty_margin_off(tty);
1310: } else
1311: tty->mode = MODE_CURSOR;
1.1 nicm 1312: }
1313:
1.214 nicm 1314: /* Turn off margin. */
1315: void
1316: tty_region_off(struct tty *tty)
1317: {
1318: tty_region(tty, 0, tty->sy - 1);
1319: }
1320:
1.40 nicm 1321: /* Set region inside pane. */
1.208 nicm 1322: static void
1.196 nicm 1323: tty_region_pane(struct tty *tty, const struct tty_ctx *ctx, u_int rupper,
1324: u_int rlower)
1.1 nicm 1325: {
1.113 nicm 1326: tty_region(tty, ctx->yoff + rupper, ctx->yoff + rlower);
1.39 nicm 1327: }
1328:
1.40 nicm 1329: /* Set region at absolute position. */
1.214 nicm 1330: static void
1.40 nicm 1331: tty_region(struct tty *tty, u_int rupper, u_int rlower)
1.39 nicm 1332: {
1333: if (tty->rlower == rlower && tty->rupper == rupper)
1334: return;
1.1 nicm 1335: if (!tty_term_has(tty->term, TTYC_CSR))
1336: return;
1.39 nicm 1337:
1338: tty->rupper = rupper;
1339: tty->rlower = rlower;
1.55 nicm 1340:
1341: /*
1342: * Some terminals (such as PuTTY) do not correctly reset the cursor to
1343: * 0,0 if it is beyond the last column (they do not reset their wrap
1344: * flag so further output causes a line feed). As a workaround, do an
1345: * explicit move to 0 first.
1346: */
1347: if (tty->cx >= tty->sx)
1348: tty_cursor(tty, 0, tty->cy);
1.42 nicm 1349:
1.39 nicm 1350: tty_putcode2(tty, TTYC_CSR, tty->rupper, tty->rlower);
1.249 nicm 1351: tty->cx = tty->cy = UINT_MAX;
1.212 nicm 1352: }
1353:
1.214 nicm 1354: /* Turn off margin. */
1355: void
1356: tty_margin_off(struct tty *tty)
1357: {
1358: tty_margin(tty, 0, tty->sx - 1);
1359: }
1360:
1.212 nicm 1361: /* Set margin inside pane. */
1362: static void
1363: tty_margin_pane(struct tty *tty, const struct tty_ctx *ctx)
1364: {
1365: tty_margin(tty, ctx->xoff, ctx->xoff + ctx->wp->sx - 1);
1366: }
1367:
1368: /* Set margin at absolute position. */
1.214 nicm 1369: static void
1.212 nicm 1370: tty_margin(struct tty *tty, u_int rleft, u_int rright)
1371: {
1372: char s[64];
1373:
1374: if (!tty_use_margin(tty))
1375: return;
1376: if (tty->rleft == rleft && tty->rright == rright)
1377: return;
1378:
1.232 nicm 1379: tty_putcode2(tty, TTYC_CSR, tty->rupper, tty->rlower);
1.231 nicm 1380:
1.212 nicm 1381: tty->rleft = rleft;
1382: tty->rright = rright;
1383:
1.232 nicm 1384: if (rleft == 0 && rright == tty->sx - 1)
1385: snprintf(s, sizeof s, "\033[s");
1386: else
1387: snprintf(s, sizeof s, "\033[%u;%us", rleft + 1, rright + 1);
1.212 nicm 1388: tty_puts(tty, s);
1.249 nicm 1389: tty->cx = tty->cy = UINT_MAX;
1.1 nicm 1390: }
1391:
1.42 nicm 1392: /* Move cursor inside pane. */
1.208 nicm 1393: static void
1.41 nicm 1394: tty_cursor_pane(struct tty *tty, const struct tty_ctx *ctx, u_int cx, u_int cy)
1395: {
1.113 nicm 1396: tty_cursor(tty, ctx->xoff + cx, ctx->yoff + cy);
1.41 nicm 1397: }
1398:
1.42 nicm 1399: /* Move cursor to absolute position. */
1.41 nicm 1400: void
1401: tty_cursor(struct tty *tty, u_int cx, u_int cy)
1.1 nicm 1402: {
1.42 nicm 1403: struct tty_term *term = tty->term;
1404: u_int thisx, thisy;
1405: int change;
1.77 nicm 1406:
1.42 nicm 1407: if (cx > tty->sx - 1)
1408: cx = tty->sx - 1;
1409:
1410: thisx = tty->cx;
1411: thisy = tty->cy;
1412:
1413: /* No change. */
1414: if (cx == thisx && cy == thisy)
1415: return;
1416:
1.43 nicm 1417: /* Very end of the line, just use absolute movement. */
1418: if (thisx > tty->sx - 1)
1419: goto absolute;
1420:
1.42 nicm 1421: /* Move to home position (0, 0). */
1422: if (cx == 0 && cy == 0 && tty_term_has(term, TTYC_HOME)) {
1423: tty_putcode(tty, TTYC_HOME);
1424: goto out;
1425: }
1426:
1427: /* Zero on the next line. */
1.48 nicm 1428: if (cx == 0 && cy == thisy + 1 && thisy != tty->rlower) {
1.1 nicm 1429: tty_putc(tty, '\r');
1.42 nicm 1430: tty_putc(tty, '\n');
1431: goto out;
1432: }
1433:
1.45 nicm 1434: /* Moving column or row. */
1.42 nicm 1435: if (cy == thisy) {
1.45 nicm 1436: /*
1437: * Moving column only, row staying the same.
1438: */
1439:
1.42 nicm 1440: /* To left edge. */
1.202 nicm 1441: if (cx == 0) {
1.42 nicm 1442: tty_putc(tty, '\r');
1443: goto out;
1444: }
1445:
1446: /* One to the left. */
1447: if (cx == thisx - 1 && tty_term_has(term, TTYC_CUB1)) {
1448: tty_putcode(tty, TTYC_CUB1);
1449: goto out;
1450: }
1451:
1452: /* One to the right. */
1453: if (cx == thisx + 1 && tty_term_has(term, TTYC_CUF1)) {
1454: tty_putcode(tty, TTYC_CUF1);
1455: goto out;
1456: }
1457:
1458: /* Calculate difference. */
1459: change = thisx - cx; /* +ve left, -ve right */
1460:
1461: /*
1462: * Use HPA if change is larger than absolute, otherwise move
1463: * the cursor with CUB/CUF.
1464: */
1.87 nicm 1465: if ((u_int) abs(change) > cx && tty_term_has(term, TTYC_HPA)) {
1.42 nicm 1466: tty_putcode1(tty, TTYC_HPA, cx);
1467: goto out;
1468: } else if (change > 0 && tty_term_has(term, TTYC_CUB)) {
1.202 nicm 1469: if (change == 2 && tty_term_has(term, TTYC_CUB1)) {
1470: tty_putcode(tty, TTYC_CUB1);
1471: tty_putcode(tty, TTYC_CUB1);
1472: goto out;
1473: }
1.42 nicm 1474: tty_putcode1(tty, TTYC_CUB, change);
1475: goto out;
1476: } else if (change < 0 && tty_term_has(term, TTYC_CUF)) {
1477: tty_putcode1(tty, TTYC_CUF, -change);
1478: goto out;
1479: }
1.45 nicm 1480: } else if (cx == thisx) {
1481: /*
1482: * Moving row only, column staying the same.
1483: */
1.42 nicm 1484:
1485: /* One above. */
1.77 nicm 1486: if (thisy != tty->rupper &&
1.42 nicm 1487: cy == thisy - 1 && tty_term_has(term, TTYC_CUU1)) {
1488: tty_putcode(tty, TTYC_CUU1);
1489: goto out;
1490: }
1491:
1492: /* One below. */
1.49 nicm 1493: if (thisy != tty->rlower &&
1.42 nicm 1494: cy == thisy + 1 && tty_term_has(term, TTYC_CUD1)) {
1495: tty_putcode(tty, TTYC_CUD1);
1496: goto out;
1497: }
1498:
1499: /* Calculate difference. */
1500: change = thisy - cy; /* +ve up, -ve down */
1501:
1502: /*
1.77 nicm 1503: * Try to use VPA if change is larger than absolute or if this
1504: * change would cross the scroll region, otherwise use CUU/CUD.
1.42 nicm 1505: */
1.87 nicm 1506: if ((u_int) abs(change) > cy ||
1.42 nicm 1507: (change < 0 && cy - change > tty->rlower) ||
1.44 nicm 1508: (change > 0 && cy - change < tty->rupper)) {
1509: if (tty_term_has(term, TTYC_VPA)) {
1510: tty_putcode1(tty, TTYC_VPA, cy);
1511: goto out;
1512: }
1.42 nicm 1513: } else if (change > 0 && tty_term_has(term, TTYC_CUU)) {
1514: tty_putcode1(tty, TTYC_CUU, change);
1515: goto out;
1516: } else if (change < 0 && tty_term_has(term, TTYC_CUD)) {
1517: tty_putcode1(tty, TTYC_CUD, -change);
1518: goto out;
1519: }
1520: }
1521:
1.43 nicm 1522: absolute:
1.42 nicm 1523: /* Absolute movement. */
1524: tty_putcode2(tty, TTYC_CUP, cy, cx);
1525:
1526: out:
1527: tty->cx = cx;
1528: tty->cy = cy;
1.1 nicm 1529: }
1530:
1531: void
1.176 nicm 1532: tty_attributes(struct tty *tty, const struct grid_cell *gc,
1533: const struct window_pane *wp)
1.1 nicm 1534: {
1.63 nicm 1535: struct grid_cell *tc = &tty->cell, gc2;
1.85 nicm 1536: u_char changed;
1.61 nicm 1537:
1.228 nicm 1538: /* Ignore cell if it is the same as the last one. */
1539: if (wp != NULL &&
1540: (int)wp->id == tty->last_wp &&
1541: ~(wp->window->flags & WINDOW_STYLECHANGED) &&
1542: gc->attr == tty->last_cell.attr &&
1543: gc->fg == tty->last_cell.fg &&
1544: gc->bg == tty->last_cell.bg)
1545: return;
1546: tty->last_wp = (wp != NULL ? (int)wp->id : -1);
1547: memcpy(&tty->last_cell, gc, sizeof tty->last_cell);
1548:
1549: /* Copy cell and update default colours. */
1.85 nicm 1550: memcpy(&gc2, gc, sizeof gc2);
1.203 nicm 1551: if (wp != NULL)
1552: tty_default_colours(&gc2, wp);
1.63 nicm 1553:
1.18 nicm 1554: /*
1555: * If no setab, try to use the reverse attribute as a best-effort for a
1556: * non-default background. This is a bit of a hack but it doesn't do
1557: * any serious harm and makes a couple of applications happier.
1558: */
1559: if (!tty_term_has(tty->term, TTYC_SETAB)) {
1.85 nicm 1560: if (gc2.attr & GRID_ATTR_REVERSE) {
1561: if (gc2.fg != 7 && gc2.fg != 8)
1.64 nicm 1562: gc2.attr &= ~GRID_ATTR_REVERSE;
1.18 nicm 1563: } else {
1.85 nicm 1564: if (gc2.bg != 0 && gc2.bg != 8)
1.64 nicm 1565: gc2.attr |= GRID_ATTR_REVERSE;
1.18 nicm 1566: }
1567: }
1.1 nicm 1568:
1.85 nicm 1569: /* Fix up the colours if necessary. */
1.219 nicm 1570: tty_check_fg(tty, wp, &gc2);
1571: tty_check_bg(tty, wp, &gc2);
1.85 nicm 1572:
1.64 nicm 1573: /* If any bits are being cleared, reset everything. */
1.85 nicm 1574: if (tc->attr & ~gc2.attr)
1.64 nicm 1575: tty_reset(tty);
1576:
1577: /*
1578: * Set the colours. This may call tty_reset() (so it comes next) and
1579: * may add to (NOT remove) the desired attributes by changing new_attr.
1580: */
1.85 nicm 1581: tty_colours(tty, &gc2);
1.64 nicm 1582:
1.1 nicm 1583: /* Filter out attribute bits already set. */
1.85 nicm 1584: changed = gc2.attr & ~tc->attr;
1585: tc->attr = gc2.attr;
1.1 nicm 1586:
1587: /* Set the attributes. */
1588: if (changed & GRID_ATTR_BRIGHT)
1589: tty_putcode(tty, TTYC_BOLD);
1590: if (changed & GRID_ATTR_DIM)
1591: tty_putcode(tty, TTYC_DIM);
1.180 nicm 1592: if (changed & GRID_ATTR_ITALICS)
1593: tty_set_italics(tty);
1.1 nicm 1594: if (changed & GRID_ATTR_UNDERSCORE)
1595: tty_putcode(tty, TTYC_SMUL);
1596: if (changed & GRID_ATTR_BLINK)
1597: tty_putcode(tty, TTYC_BLINK);
1598: if (changed & GRID_ATTR_REVERSE) {
1599: if (tty_term_has(tty->term, TTYC_REV))
1600: tty_putcode(tty, TTYC_REV);
1601: else if (tty_term_has(tty->term, TTYC_SMSO))
1602: tty_putcode(tty, TTYC_SMSO);
1603: }
1604: if (changed & GRID_ATTR_HIDDEN)
1605: tty_putcode(tty, TTYC_INVIS);
1.90 nicm 1606: if ((changed & GRID_ATTR_CHARSET) && tty_use_acs(tty))
1.1 nicm 1607: tty_putcode(tty, TTYC_SMACS);
1608: }
1609:
1.207 nicm 1610: static void
1.85 nicm 1611: tty_colours(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 1612: {
1.61 nicm 1613: struct grid_cell *tc = &tty->cell;
1.204 nicm 1614: int have_ax;
1.61 nicm 1615:
1616: /* No changes? Nothing is necessary. */
1.204 nicm 1617: if (gc->fg == tc->fg && gc->bg == tc->bg)
1.63 nicm 1618: return;
1.1 nicm 1619:
1.61 nicm 1620: /*
1621: * Is either the default colour? This is handled specially because the
1622: * best solution might be to reset both colours to default, in which
1623: * case if only one is default need to fall onward to set the other
1624: * colour.
1625: */
1.204 nicm 1626: if (gc->fg == 8 || gc->bg == 8) {
1.61 nicm 1627: /*
1628: * If don't have AX but do have op, send sgr0 (op can't
1629: * actually be used because it is sometimes the same as sgr0
1630: * and sometimes isn't). This resets both colours to default.
1631: *
1632: * Otherwise, try to set the default colour only as needed.
1633: */
1.174 nicm 1634: have_ax = tty_term_flag(tty->term, TTYC_AX);
1.61 nicm 1635: if (!have_ax && tty_term_has(tty->term, TTYC_OP))
1636: tty_reset(tty);
1637: else {
1.204 nicm 1638: if (gc->fg == 8 && tc->fg != 8) {
1.61 nicm 1639: if (have_ax)
1640: tty_puts(tty, "\033[39m");
1.204 nicm 1641: else if (tc->fg != 7)
1.61 nicm 1642: tty_putcode1(tty, TTYC_SETAF, 7);
1643: tc->fg = 8;
1644: }
1.204 nicm 1645: if (gc->bg == 8 && tc->bg != 8) {
1.77 nicm 1646: if (have_ax)
1.61 nicm 1647: tty_puts(tty, "\033[49m");
1.204 nicm 1648: else if (tc->bg != 0)
1.61 nicm 1649: tty_putcode1(tty, TTYC_SETAB, 0);
1650: tc->bg = 8;
1651: }
1652: }
1653: }
1.1 nicm 1654:
1.61 nicm 1655: /* Set the foreground colour. */
1.204 nicm 1656: if (gc->fg != 8 && gc->fg != tc->fg)
1.85 nicm 1657: tty_colours_fg(tty, gc);
1.1 nicm 1658:
1.61 nicm 1659: /*
1660: * Set the background colour. This must come after the foreground as
1661: * tty_colour_fg() can call tty_reset().
1662: */
1.204 nicm 1663: if (gc->bg != 8 && gc->bg != tc->bg)
1.73 nicm 1664: tty_colours_bg(tty, gc);
1.1 nicm 1665: }
1666:
1.219 nicm 1667: static void
1668: tty_check_fg(struct tty *tty, const struct window_pane *wp,
1669: struct grid_cell *gc)
1.85 nicm 1670: {
1.204 nicm 1671: u_char r, g, b;
1672: u_int colours;
1.223 nicm 1673: int c;
1.85 nicm 1674:
1.219 nicm 1675: /* Perform substitution if this pane has a palette */
1676: if ((~gc->flags & GRID_FLAG_NOPALETTE) &&
1.223 nicm 1677: (c = window_pane_get_palette(wp, gc->fg)) != -1)
1678: gc->fg = c;
1.219 nicm 1679:
1.199 nicm 1680: /* Is this a 24-bit colour? */
1.204 nicm 1681: if (gc->fg & COLOUR_FLAG_RGB) {
1.199 nicm 1682: /* Not a 24-bit terminal? Translate to 256-colour palette. */
1683: if (!tty_term_flag(tty->term, TTYC_TC)) {
1.204 nicm 1684: colour_split_rgb(gc->fg, &r, &g, &b);
1685: gc->fg = colour_find_rgb(r, g, b);
1686: } else
1.200 nicm 1687: return;
1.199 nicm 1688: }
1.224 nicm 1689:
1690: /* How many colours does this terminal have? */
1691: if ((tty->term->flags|tty->term_flags) & TERM_256COLOURS)
1692: colours = 256;
1693: else
1694: colours = tty_term_number(tty->term, TTYC_COLORS);
1.175 nicm 1695:
1.85 nicm 1696: /* Is this a 256-colour colour? */
1.204 nicm 1697: if (gc->fg & COLOUR_FLAG_256) {
1.85 nicm 1698: /* And not a 256 colour mode? */
1.224 nicm 1699: if (colours != 256) {
1.85 nicm 1700: gc->fg = colour_256to16(gc->fg);
1701: if (gc->fg & 8) {
1702: gc->fg &= 7;
1.175 nicm 1703: if (colours >= 16)
1704: gc->fg += 90;
1705: else
1706: gc->attr |= GRID_ATTR_BRIGHT;
1.85 nicm 1707: } else
1708: gc->attr &= ~GRID_ATTR_BRIGHT;
1709: }
1710: return;
1711: }
1712:
1713: /* Is this an aixterm colour? */
1714: if (gc->fg >= 90 && gc->fg <= 97 && colours < 16) {
1715: gc->fg -= 90;
1716: gc->attr |= GRID_ATTR_BRIGHT;
1717: }
1718: }
1719:
1.219 nicm 1720: static void
1721: tty_check_bg(struct tty *tty, const struct window_pane *wp,
1722: struct grid_cell *gc)
1.85 nicm 1723: {
1.204 nicm 1724: u_char r, g, b;
1725: u_int colours;
1.223 nicm 1726: int c;
1.85 nicm 1727:
1.219 nicm 1728: /* Perform substitution if this pane has a palette */
1729: if ((~gc->flags & GRID_FLAG_NOPALETTE) &&
1.223 nicm 1730: (c = window_pane_get_palette(wp, gc->bg)) != -1)
1731: gc->bg = c;
1.219 nicm 1732:
1.199 nicm 1733: /* Is this a 24-bit colour? */
1.204 nicm 1734: if (gc->bg & COLOUR_FLAG_RGB) {
1.199 nicm 1735: /* Not a 24-bit terminal? Translate to 256-colour palette. */
1736: if (!tty_term_flag(tty->term, TTYC_TC)) {
1.204 nicm 1737: colour_split_rgb(gc->bg, &r, &g, &b);
1738: gc->bg = colour_find_rgb(r, g, b);
1739: } else
1.200 nicm 1740: return;
1.199 nicm 1741: }
1.224 nicm 1742:
1743: /* How many colours does this terminal have? */
1744: if ((tty->term->flags|tty->term_flags) & TERM_256COLOURS)
1745: colours = 256;
1746: else
1747: colours = tty_term_number(tty->term, TTYC_COLORS);
1.175 nicm 1748:
1.85 nicm 1749: /* Is this a 256-colour colour? */
1.204 nicm 1750: if (gc->bg & COLOUR_FLAG_256) {
1.85 nicm 1751: /*
1752: * And not a 256 colour mode? Translate to 16-colour
1753: * palette. Bold background doesn't exist portably, so just
1754: * discard the bold bit if set.
1755: */
1.224 nicm 1756: if (colours != 256) {
1.85 nicm 1757: gc->bg = colour_256to16(gc->bg);
1.175 nicm 1758: if (gc->bg & 8) {
1.85 nicm 1759: gc->bg &= 7;
1.175 nicm 1760: if (colours >= 16)
1761: gc->fg += 90;
1762: }
1.85 nicm 1763: }
1764: return;
1765: }
1766:
1767: /* Is this an aixterm colour? */
1.175 nicm 1768: if (gc->bg >= 90 && gc->bg <= 97 && colours < 16)
1.85 nicm 1769: gc->bg -= 90;
1770: }
1771:
1.207 nicm 1772: static void
1.85 nicm 1773: tty_colours_fg(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 1774: {
1.61 nicm 1775: struct grid_cell *tc = &tty->cell;
1.79 nicm 1776: char s[32];
1.1 nicm 1777:
1.204 nicm 1778: /* Is this a 24-bit or 256-colour colour? */
1779: if (gc->fg & COLOUR_FLAG_RGB ||
1780: gc->fg & COLOUR_FLAG_256) {
1781: if (tty_try_colour(tty, gc->fg, "38") == 0)
1.61 nicm 1782: goto save_fg;
1.199 nicm 1783: /* Should not get here, already converted in tty_check_fg. */
1.85 nicm 1784: return;
1.1 nicm 1785: }
1786:
1.79 nicm 1787: /* Is this an aixterm bright colour? */
1.204 nicm 1788: if (gc->fg >= 90 && gc->fg <= 97) {
1789: xsnprintf(s, sizeof s, "\033[%dm", gc->fg);
1.85 nicm 1790: tty_puts(tty, s);
1791: goto save_fg;
1.79 nicm 1792: }
1793:
1.61 nicm 1794: /* Otherwise set the foreground colour. */
1.204 nicm 1795: tty_putcode1(tty, TTYC_SETAF, gc->fg);
1.61 nicm 1796:
1.77 nicm 1797: save_fg:
1.61 nicm 1798: /* Save the new values in the terminal current cell. */
1.204 nicm 1799: tc->fg = gc->fg;
1.1 nicm 1800: }
1801:
1.207 nicm 1802: static void
1.73 nicm 1803: tty_colours_bg(struct tty *tty, const struct grid_cell *gc)
1.1 nicm 1804: {
1.61 nicm 1805: struct grid_cell *tc = &tty->cell;
1.79 nicm 1806: char s[32];
1.1 nicm 1807:
1.204 nicm 1808: /* Is this a 24-bit or 256-colour colour? */
1809: if (gc->bg & COLOUR_FLAG_RGB ||
1810: gc->bg & COLOUR_FLAG_256) {
1811: if (tty_try_colour(tty, gc->bg, "48") == 0)
1.61 nicm 1812: goto save_bg;
1.199 nicm 1813: /* Should not get here, already converted in tty_check_bg. */
1.85 nicm 1814: return;
1.79 nicm 1815: }
1816:
1817: /* Is this an aixterm bright colour? */
1.204 nicm 1818: if (gc->bg >= 90 && gc->bg <= 97) {
1819: xsnprintf(s, sizeof s, "\033[%dm", gc->bg + 10);
1.175 nicm 1820: tty_puts(tty, s);
1821: goto save_bg;
1.1 nicm 1822: }
1823:
1.61 nicm 1824: /* Otherwise set the background colour. */
1.204 nicm 1825: tty_putcode1(tty, TTYC_SETAB, gc->bg);
1.61 nicm 1826:
1827: save_bg:
1828: /* Save the new values in the terminal current cell. */
1.204 nicm 1829: tc->bg = gc->bg;
1.61 nicm 1830: }
1831:
1.207 nicm 1832: static int
1.204 nicm 1833: tty_try_colour(struct tty *tty, int colour, const char *type)
1.61 nicm 1834: {
1.204 nicm 1835: u_char r, g, b;
1.61 nicm 1836: char s[32];
1837:
1.204 nicm 1838: if (colour & COLOUR_FLAG_256) {
1839: /*
1840: * If the user has specified -2 to the client, setaf and setab
1841: * may not work (or they may not want to use them), so send the
1842: * usual sequence.
1843: */
1844: if (tty->term_flags & TERM_256COLOURS)
1845: goto fallback_256;
1.189 nicm 1846:
1.204 nicm 1847: /*
1848: * If the terminfo entry has 256 colours and setaf and setab
1849: * exist, assume that they work correctly.
1850: */
1851: if (tty->term->flags & TERM_256COLOURS) {
1852: if (*type == '3') {
1853: if (!tty_term_has(tty->term, TTYC_SETAF))
1854: goto fallback_256;
1855: tty_putcode1(tty, TTYC_SETAF, colour & 0xff);
1856: } else {
1857: if (!tty_term_has(tty->term, TTYC_SETAB))
1858: goto fallback_256;
1859: tty_putcode1(tty, TTYC_SETAB, colour & 0xff);
1860: }
1861: return (0);
1.188 nicm 1862: }
1.204 nicm 1863: goto fallback_256;
1864: }
1865:
1866: if (colour & COLOUR_FLAG_RGB) {
1867: if (!tty_term_flag(tty->term, TTYC_TC))
1868: return (-1);
1869:
1870: colour_split_rgb(colour & 0xffffff, &r, &g, &b);
1871: xsnprintf(s, sizeof s, "\033[%s;2;%hhu;%hhu;%hhum", type,
1872: r, g, b);
1873: tty_puts(tty, s);
1.165 nicm 1874: return (0);
1875: }
1.61 nicm 1876:
1.165 nicm 1877: return (-1);
1.188 nicm 1878:
1.204 nicm 1879: fallback_256:
1880: xsnprintf(s, sizeof s, "\033[%s;5;%dm", type, colour & 0xff);
1.188 nicm 1881: tty_puts(tty, s);
1882: return (0);
1.176 nicm 1883: }
1884:
1.207 nicm 1885: static void
1.176 nicm 1886: tty_default_colours(struct grid_cell *gc, const struct window_pane *wp)
1887: {
1.203 nicm 1888: struct window *w = wp->window;
1889: struct options *oo = w->options;
1890: const struct grid_cell *agc, *pgc, *wgc;
1.223 nicm 1891: int c;
1.203 nicm 1892:
1893: if (w->flags & WINDOW_STYLECHANGED) {
1894: w->flags &= ~WINDOW_STYLECHANGED;
1895: agc = options_get_style(oo, "window-active-style");
1896: memcpy(&w->active_style, agc, sizeof w->active_style);
1897: wgc = options_get_style(oo, "window-style");
1898: memcpy(&w->style, wgc, sizeof w->style);
1899: } else {
1900: agc = &w->active_style;
1901: wgc = &w->style;
1902: }
1.176 nicm 1903: pgc = &wp->colgc;
1904:
1.204 nicm 1905: if (gc->fg == 8) {
1906: if (pgc->fg != 8)
1.176 nicm 1907: gc->fg = pgc->fg;
1.204 nicm 1908: else if (wp == w->active && agc->fg != 8)
1.176 nicm 1909: gc->fg = agc->fg;
1.204 nicm 1910: else
1.176 nicm 1911: gc->fg = wgc->fg;
1.219 nicm 1912:
1.223 nicm 1913: if (gc->fg != 8 &&
1914: (c = window_pane_get_palette(wp, gc->fg)) != -1)
1915: gc->fg = c;
1.176 nicm 1916: }
1917:
1.204 nicm 1918: if (gc->bg == 8) {
1919: if (pgc->bg != 8)
1.176 nicm 1920: gc->bg = pgc->bg;
1.204 nicm 1921: else if (wp == w->active && agc->bg != 8)
1.176 nicm 1922: gc->bg = agc->bg;
1.204 nicm 1923: else
1.176 nicm 1924: gc->bg = wgc->bg;
1.219 nicm 1925:
1.223 nicm 1926: if (gc->bg != 8 &&
1927: (c = window_pane_get_palette(wp, gc->bg)) != -1)
1928: gc->bg = c;
1.176 nicm 1929: }
1.210 nicm 1930: }
1931:
1932: static void
1933: tty_default_attributes(struct tty *tty, const struct window_pane *wp, u_int bg)
1934: {
1935: static struct grid_cell gc;
1936:
1937: memcpy(&gc, &grid_default_cell, sizeof gc);
1938: gc.bg = bg;
1939: tty_attributes(tty, &gc, wp);
1.1 nicm 1940: }