Annotation of src/usr.bin/tmux/status.c, Revision 1.233
1.233 ! nicm 1: /* $OpenBSD: status.c,v 1.232 2022/02/03 10:07:11 nicm Exp $ */
1.1 nicm 2:
3: /*
1.148 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/time.h>
21:
22: #include <errno.h>
23: #include <limits.h>
24: #include <stdarg.h>
25: #include <stdlib.h>
26: #include <string.h>
27: #include <time.h>
28: #include <unistd.h>
29:
30: #include "tmux.h"
31:
1.151 nicm 32: static void status_message_callback(int, short, void *);
33: static void status_timer_callback(int, short, void *);
34:
35: static char *status_prompt_find_history_file(void);
1.224 nicm 36: static const char *status_prompt_up_history(u_int *, u_int);
37: static const char *status_prompt_down_history(u_int *, u_int);
38: static void status_prompt_add_history(const char *, u_int);
1.151 nicm 39:
1.204 nicm 40: static char *status_prompt_complete(struct client *, const char *, u_int);
1.205 nicm 41: static char *status_prompt_complete_window_menu(struct client *,
1.206 nicm 42: struct session *, const char *, u_int, char);
1.204 nicm 43:
44: struct status_prompt_menu {
45: struct client *c;
46: u_int start;
47: u_int size;
48: char **list;
49: char flag;
50: };
1.130 nicm 51:
1.224 nicm 52: static const char *prompt_type_strings[] = {
53: "command",
54: "search",
55: "target",
56: "window-target"
57: };
58:
1.65 nicm 59: /* Status prompt history. */
1.224 nicm 60: char **status_prompt_hlist[PROMPT_NTYPES];
61: u_int status_prompt_hsize[PROMPT_NTYPES];
1.130 nicm 62:
63: /* Find the history file to load/save from/to. */
1.151 nicm 64: static char *
1.130 nicm 65: status_prompt_find_history_file(void)
66: {
67: const char *home, *history_file;
68: char *path;
69:
1.137 nicm 70: history_file = options_get_string(global_options, "history-file");
1.130 nicm 71: if (*history_file == '\0')
72: return (NULL);
73: if (*history_file == '/')
74: return (xstrdup(history_file));
75:
76: if (history_file[0] != '~' || history_file[1] != '/')
77: return (NULL);
78: if ((home = find_home()) == NULL)
79: return (NULL);
80: xasprintf(&path, "%s%s", home, history_file + 1);
81: return (path);
82: }
83:
1.224 nicm 84: /* Add loaded history item to the appropriate list. */
85: static void
86: status_prompt_add_typed_history(char *line)
87: {
88: char *typestr;
89: enum prompt_type type = PROMPT_TYPE_INVALID;
90:
91: typestr = strsep(&line, ":");
92: if (line != NULL)
93: type = status_prompt_type(typestr);
94: if (type == PROMPT_TYPE_INVALID) {
95: /*
96: * Invalid types are not expected, but this provides backward
97: * compatibility with old history files.
98: */
99: if (line != NULL)
100: *(--line) = ':';
101: status_prompt_add_history(typestr, PROMPT_TYPE_COMMAND);
102: } else
103: status_prompt_add_history(line, type);
104: }
105:
1.130 nicm 106: /* Load status prompt history from file. */
107: void
108: status_prompt_load_history(void)
109: {
110: FILE *f;
111: char *history_file, *line, *tmp;
112: size_t length;
113:
114: if ((history_file = status_prompt_find_history_file()) == NULL)
115: return;
116: log_debug("loading history from %s", history_file);
117:
118: f = fopen(history_file, "r");
119: if (f == NULL) {
120: log_debug("%s: %s", history_file, strerror(errno));
121: free(history_file);
122: return;
123: }
124: free(history_file);
125:
126: for (;;) {
127: if ((line = fgetln(f, &length)) == NULL)
128: break;
129:
130: if (length > 0) {
131: if (line[length - 1] == '\n') {
132: line[length - 1] = '\0';
1.224 nicm 133: status_prompt_add_typed_history(line);
1.130 nicm 134: } else {
135: tmp = xmalloc(length + 1);
136: memcpy(tmp, line, length);
137: tmp[length] = '\0';
1.224 nicm 138: status_prompt_add_typed_history(tmp);
1.130 nicm 139: free(tmp);
140: }
141: }
142: }
143: fclose(f);
144: }
145:
146: /* Save status prompt history to file. */
147: void
148: status_prompt_save_history(void)
149: {
150: FILE *f;
1.224 nicm 151: u_int i, type;
1.130 nicm 152: char *history_file;
153:
154: if ((history_file = status_prompt_find_history_file()) == NULL)
155: return;
156: log_debug("saving history to %s", history_file);
157:
158: f = fopen(history_file, "w");
159: if (f == NULL) {
160: log_debug("%s: %s", history_file, strerror(errno));
161: free(history_file);
162: return;
163: }
164: free(history_file);
165:
1.224 nicm 166: for (type = 0; type < PROMPT_NTYPES; type++) {
167: for (i = 0; i < status_prompt_hsize[type]; i++) {
168: fputs(prompt_type_strings[type], f);
169: fputc(':', f);
170: fputs(status_prompt_hlist[type][i], f);
171: fputc('\n', f);
172: }
1.130 nicm 173: }
174: fclose(f);
175:
1.87 nicm 176: }
177:
1.133 nicm 178: /* Status timer callback. */
1.151 nicm 179: static void
1.141 nicm 180: status_timer_callback(__unused int fd, __unused short events, void *arg)
1.133 nicm 181: {
182: struct client *c = arg;
183: struct session *s = c->session;
184: struct timeval tv;
185:
1.175 nicm 186: evtimer_del(&c->status.timer);
1.133 nicm 187:
188: if (s == NULL)
189: return;
190:
191: if (c->message_string == NULL && c->prompt_string == NULL)
1.177 nicm 192: c->flags |= CLIENT_REDRAWSTATUS;
1.133 nicm 193:
194: timerclear(&tv);
1.137 nicm 195: tv.tv_sec = options_get_number(s->options, "status-interval");
1.133 nicm 196:
197: if (tv.tv_sec != 0)
1.175 nicm 198: evtimer_add(&c->status.timer, &tv);
1.136 nicm 199: log_debug("client %p, status interval %d", c, (int)tv.tv_sec);
1.133 nicm 200: }
201:
202: /* Start status timer for client. */
203: void
204: status_timer_start(struct client *c)
205: {
206: struct session *s = c->session;
207:
1.175 nicm 208: if (event_initialized(&c->status.timer))
209: evtimer_del(&c->status.timer);
1.133 nicm 210: else
1.175 nicm 211: evtimer_set(&c->status.timer, status_timer_callback, c);
1.133 nicm 212:
1.137 nicm 213: if (s != NULL && options_get_number(s->options, "status"))
1.133 nicm 214: status_timer_callback(-1, 0, c);
215: }
216:
217: /* Start status timer for all clients. */
218: void
219: status_timer_start_all(void)
220: {
221: struct client *c;
222:
223: TAILQ_FOREACH(c, &clients, entry)
224: status_timer_start(c);
225: }
226:
1.161 nicm 227: /* Update status cache. */
228: void
1.187 nicm 229: status_update_cache(struct session *s)
1.161 nicm 230: {
1.192 nicm 231: s->statuslines = options_get_number(s->options, "status");
232: if (s->statuslines == 0)
1.161 nicm 233: s->statusat = -1;
234: else if (options_get_number(s->options, "status-position") == 0)
235: s->statusat = 0;
236: else
237: s->statusat = 1;
238: }
239:
1.87 nicm 240: /* Get screen line of status line. -1 means off. */
241: int
242: status_at_line(struct client *c)
243: {
244: struct session *s = c->session;
245:
1.198 nicm 246: if (c->flags & (CLIENT_STATUSOFF|CLIENT_CONTROL))
1.169 nicm 247: return (-1);
1.161 nicm 248: if (s->statusat != 1)
249: return (s->statusat);
1.182 nicm 250: return (c->tty.sy - status_line_size(c));
1.169 nicm 251: }
252:
1.182 nicm 253: /* Get size of status line for client's session. 0 means off. */
1.169 nicm 254: u_int
1.182 nicm 255: status_line_size(struct client *c)
1.169 nicm 256: {
1.182 nicm 257: struct session *s = c->session;
258:
1.198 nicm 259: if (c->flags & (CLIENT_STATUSOFF|CLIENT_CONTROL))
1.182 nicm 260: return (0);
1.222 nicm 261: if (s == NULL)
262: return (options_get_number(global_s_options, "status"));
1.192 nicm 263: return (s->statuslines);
1.71 nicm 264: }
265:
1.192 nicm 266: /* Get window at window list position. */
267: struct style_range *
268: status_get_range(struct client *c, u_int x, u_int y)
1.48 nicm 269: {
1.192 nicm 270: struct status_line *sl = &c->status;
271: struct style_range *sr;
1.48 nicm 272:
1.192 nicm 273: if (y >= nitems(sl->entries))
274: return (NULL);
275: TAILQ_FOREACH(sr, &sl->entries[y].ranges, entry) {
276: if (x >= sr->start && x < sr->end)
277: return (sr);
278: }
279: return (NULL);
1.48 nicm 280: }
281:
1.192 nicm 282: /* Free all ranges. */
283: static void
284: status_free_ranges(struct style_ranges *srs)
1.48 nicm 285: {
1.192 nicm 286: struct style_range *sr, *sr1;
1.48 nicm 287:
1.192 nicm 288: TAILQ_FOREACH_SAFE(sr, srs, entry, sr1) {
289: TAILQ_REMOVE(srs, sr, entry);
290: free(sr);
1.73 nicm 291: }
292: }
293:
1.189 nicm 294: /* Save old status line. */
295: static void
296: status_push_screen(struct client *c)
297: {
298: struct status_line *sl = &c->status;
299:
300: if (sl->active == &sl->screen) {
301: sl->active = xmalloc(sizeof *sl->active);
302: screen_init(sl->active, c->tty.sx, status_line_size(c), 0);
303: }
304: sl->references++;
305: }
306:
307: /* Restore old status line. */
308: static void
309: status_pop_screen(struct client *c)
310: {
311: struct status_line *sl = &c->status;
312:
313: if (--sl->references == 0) {
314: screen_free(sl->active);
315: free(sl->active);
316: sl->active = &sl->screen;
317: }
318: }
319:
1.187 nicm 320: /* Initialize status line. */
321: void
322: status_init(struct client *c)
323: {
324: struct status_line *sl = &c->status;
1.192 nicm 325: u_int i;
326:
327: for (i = 0; i < nitems(sl->entries); i++)
328: TAILQ_INIT(&sl->entries[i].ranges);
1.187 nicm 329:
330: screen_init(&sl->screen, c->tty.sx, 1, 0);
1.189 nicm 331: sl->active = &sl->screen;
1.187 nicm 332: }
333:
1.186 nicm 334: /* Free status line. */
335: void
336: status_free(struct client *c)
337: {
338: struct status_line *sl = &c->status;
1.192 nicm 339: u_int i;
340:
341: for (i = 0; i < nitems(sl->entries); i++) {
342: status_free_ranges(&sl->entries[i].ranges);
343: free((void *)sl->entries[i].expanded);
344: }
1.186 nicm 345:
346: if (event_initialized(&sl->timer))
347: evtimer_del(&sl->timer);
348:
1.189 nicm 349: if (sl->active != &sl->screen) {
350: screen_free(sl->active);
351: free(sl->active);
352: }
1.187 nicm 353: screen_free(&sl->screen);
1.186 nicm 354: }
355:
356: /* Draw status line for client. */
1.1 nicm 357: int
358: status_redraw(struct client *c)
359: {
1.192 nicm 360: struct status_line *sl = &c->status;
361: struct status_line_entry *sle;
362: struct session *s = c->session;
363: struct screen_write_ctx ctx;
364: struct grid_cell gc;
1.197 nicm 365: u_int lines, i, n, width = c->tty.sx;
1.203 nicm 366: int flags, force = 0, changed = 0, fg, bg;
1.192 nicm 367: struct options_entry *o;
1.193 nicm 368: union options_value *ov;
1.192 nicm 369: struct format_tree *ft;
370: char *expanded;
371:
372: log_debug("%s enter", __func__);
1.1 nicm 373:
1.189 nicm 374: /* Shouldn't get here if not the active screen. */
375: if (sl->active != &sl->screen)
376: fatalx("not the active screen");
1.167 nicm 377:
1.49 nicm 378: /* No status line? */
1.182 nicm 379: lines = status_line_size(c);
1.169 nicm 380: if (c->tty.sy == 0 || lines == 0)
1.7 nicm 381: return (1);
1.1 nicm 382:
1.207 nicm 383: /* Create format tree. */
384: flags = FORMAT_STATUS;
385: if (c->flags & CLIENT_STATUSFORCE)
386: flags |= FORMAT_FORCE;
387: ft = format_create(c, NULL, FORMAT_NONE, flags);
388: format_defaults(ft, c, NULL, NULL, NULL);
389:
1.48 nicm 390: /* Set up default colour. */
1.207 nicm 391: style_apply(&gc, s->options, "status-style", ft);
1.203 nicm 392: fg = options_get_number(s->options, "status-fg");
1.226 nicm 393: if (!COLOUR_DEFAULT(fg))
1.203 nicm 394: gc.fg = fg;
395: bg = options_get_number(s->options, "status-bg");
1.226 nicm 396: if (!COLOUR_DEFAULT(bg))
1.203 nicm 397: gc.bg = bg;
1.192 nicm 398: if (!grid_cells_equal(&gc, &sl->style)) {
399: force = 1;
400: memcpy(&sl->style, &gc, sizeof sl->style);
401: }
402:
403: /* Resize the target screen. */
404: if (screen_size_x(&sl->screen) != width ||
405: screen_size_y(&sl->screen) != lines) {
406: screen_resize(&sl->screen, width, lines, 0);
1.200 nicm 407: changed = force = 1;
1.1 nicm 408: }
1.208 nicm 409: screen_write_start(&ctx, &sl->screen);
1.1 nicm 410:
1.192 nicm 411: /* Write the status lines. */
412: o = options_get(s->options, "status-format");
1.197 nicm 413: if (o == NULL) {
414: for (n = 0; n < width * lines; n++)
415: screen_write_putc(&ctx, &gc, ' ');
416: } else {
1.192 nicm 417: for (i = 0; i < lines; i++) {
418: screen_write_cursormove(&ctx, 0, i, 0);
419:
1.193 nicm 420: ov = options_array_get(o, i);
421: if (ov == NULL) {
1.197 nicm 422: for (n = 0; n < width; n++)
423: screen_write_putc(&ctx, &gc, ' ');
1.192 nicm 424: continue;
425: }
426: sle = &sl->entries[i];
1.1 nicm 427:
1.193 nicm 428: expanded = format_expand_time(ft, ov->string);
1.192 nicm 429: if (!force &&
430: sle->expanded != NULL &&
431: strcmp(expanded, sle->expanded) == 0) {
432: free(expanded);
433: continue;
434: }
435: changed = 1;
1.1 nicm 436:
1.197 nicm 437: for (n = 0; n < width; n++)
438: screen_write_putc(&ctx, &gc, ' ');
439: screen_write_cursormove(&ctx, 0, i, 0);
440:
1.192 nicm 441: status_free_ranges(&sle->ranges);
1.228 nicm 442: format_draw(&ctx, &gc, width, expanded, &sle->ranges,
443: 0);
1.1 nicm 444:
1.192 nicm 445: free(sle->expanded);
446: sle->expanded = expanded;
1.48 nicm 447: }
448: }
449: screen_write_stop(&ctx);
1.1 nicm 450:
1.192 nicm 451: /* Free the format tree. */
1.99 nicm 452: format_free(ft);
1.1 nicm 453:
1.192 nicm 454: /* Return if the status line has changed. */
455: log_debug("%s exit: force=%d, changed=%d", __func__, force, changed);
456: return (force || changed);
1.1 nicm 457: }
458:
1.46 nicm 459: /* Set a status line message. */
1.117 nicm 460: void
1.218 nicm 461: status_message_set(struct client *c, int delay, int ignore_styles,
1.221 nicm 462: int ignore_keys, const char *fmt, ...)
1.1 nicm 463: {
1.162 nicm 464: struct timeval tv;
465: va_list ap;
1.1 nicm 466:
1.12 nicm 467: status_message_clear(c);
1.189 nicm 468: status_push_screen(c);
1.167 nicm 469:
1.28 nicm 470: va_start(ap, fmt);
471: xvasprintf(&c->message_string, fmt, ap);
472: va_end(ap);
473:
1.209 nicm 474: server_add_message("%s message: %s", c->name, c->message_string);
1.44 nicm 475:
1.218 nicm 476: /*
477: * With delay -1, the display-time option is used; zero means wait for
478: * key press; more than zero is the actual delay time in milliseconds.
479: */
480: if (delay == -1)
481: delay = options_get_number(c->session->options, "display-time");
1.143 tim 482: if (delay > 0) {
483: tv.tv_sec = delay / 1000;
484: tv.tv_usec = (delay % 1000) * 1000L;
485:
486: if (event_initialized(&c->message_timer))
487: evtimer_del(&c->message_timer);
488: evtimer_set(&c->message_timer, status_message_callback, c);
1.218 nicm 489:
1.143 tim 490: evtimer_add(&c->message_timer, &tv);
491: }
1.221 nicm 492:
493: if (delay != 0)
494: c->message_ignore_keys = ignore_keys;
495: c->message_ignore_styles = ignore_styles;
1.1 nicm 496:
497: c->tty.flags |= (TTY_NOCURSOR|TTY_FREEZE);
1.177 nicm 498: c->flags |= CLIENT_REDRAWSTATUS;
1.1 nicm 499: }
500:
1.46 nicm 501: /* Clear status line message. */
1.1 nicm 502: void
503: status_message_clear(struct client *c)
504: {
505: if (c->message_string == NULL)
506: return;
507:
1.94 nicm 508: free(c->message_string);
1.1 nicm 509: c->message_string = NULL;
510:
1.156 nicm 511: if (c->prompt_string == NULL)
512: c->tty.flags &= ~(TTY_NOCURSOR|TTY_FREEZE);
1.177 nicm 513: c->flags |= CLIENT_ALLREDRAWFLAGS; /* was frozen and may have changed */
1.7 nicm 514:
1.189 nicm 515: status_pop_screen(c);
1.42 nicm 516: }
517:
1.46 nicm 518: /* Clear status line message after timer expires. */
1.151 nicm 519: static void
1.141 nicm 520: status_message_callback(__unused int fd, __unused short event, void *data)
1.42 nicm 521: {
522: struct client *c = data;
523:
524: status_message_clear(c);
1.1 nicm 525: }
526:
527: /* Draw client message on status line of present else on last line. */
528: int
529: status_message_redraw(struct client *c)
530: {
1.189 nicm 531: struct status_line *sl = &c->status;
532: struct screen_write_ctx ctx;
533: struct session *s = c->session;
534: struct screen old_screen;
535: size_t len;
536: u_int lines, offset;
537: struct grid_cell gc;
1.207 nicm 538: struct format_tree *ft;
1.1 nicm 539:
540: if (c->tty.sx == 0 || c->tty.sy == 0)
541: return (0);
1.189 nicm 542: memcpy(&old_screen, sl->active, sizeof old_screen);
1.169 nicm 543:
1.182 nicm 544: lines = status_line_size(c);
1.189 nicm 545: if (lines <= 1)
1.173 nicm 546: lines = 1;
1.190 nicm 547: screen_init(sl->active, c->tty.sx, lines, 0);
1.1 nicm 548:
1.139 nicm 549: len = screen_write_strlen("%s", c->message_string);
1.1 nicm 550: if (len > c->tty.sx)
551: len = c->tty.sx;
552:
1.207 nicm 553: ft = format_create_defaults(NULL, c, NULL, NULL, NULL);
554: style_apply(&gc, s->options, "message-style", ft);
555: format_free(ft);
1.1 nicm 556:
1.208 nicm 557: screen_write_start(&ctx, sl->active);
1.192 nicm 558: screen_write_fast_copy(&ctx, &sl->screen, 0, 0, c->tty.sx, lines - 1);
559: screen_write_cursormove(&ctx, 0, lines - 1, 0);
560: for (offset = 0; offset < c->tty.sx; offset++)
1.170 nicm 561: screen_write_putc(&ctx, &gc, ' ');
1.184 nicm 562: screen_write_cursormove(&ctx, 0, lines - 1, 0);
1.210 nicm 563: if (c->message_ignore_styles)
564: screen_write_nputs(&ctx, len, &gc, "%s", c->message_string);
565: else
1.228 nicm 566: format_draw(&ctx, &gc, c->tty.sx, c->message_string, NULL, 0);
1.1 nicm 567: screen_write_stop(&ctx);
568:
1.189 nicm 569: if (grid_compare(sl->active->grid, old_screen.grid) == 0) {
570: screen_free(&old_screen);
1.1 nicm 571: return (0);
572: }
1.189 nicm 573: screen_free(&old_screen);
1.1 nicm 574: return (1);
575: }
576:
1.46 nicm 577: /* Enable status line prompt. */
1.1 nicm 578: void
1.211 nicm 579: status_prompt_set(struct client *c, struct cmd_find_state *fs,
580: const char *msg, const char *input, prompt_input_cb inputcb,
1.224 nicm 581: prompt_free_cb freecb, void *data, int flags, enum prompt_type prompt_type)
1.1 nicm 582: {
1.122 nicm 583: struct format_tree *ft;
1.219 nicm 584: char *tmp;
1.122 nicm 585:
1.211 nicm 586: if (fs != NULL)
587: ft = format_create_from_state(NULL, c, fs);
588: else
589: ft = format_create_defaults(NULL, c, NULL, NULL, NULL);
1.152 nicm 590:
1.168 nicm 591: if (input == NULL)
592: input = "";
593: if (flags & PROMPT_NOFORMAT)
594: tmp = xstrdup(input);
595: else
1.185 nicm 596: tmp = format_expand_time(ft, input);
1.20 nicm 597:
1.12 nicm 598: status_message_clear(c);
599: status_prompt_clear(c);
1.189 nicm 600: status_push_screen(c);
1.12 nicm 601:
1.185 nicm 602: c->prompt_string = format_expand_time(ft, msg);
1.1 nicm 603:
1.219 nicm 604: if (flags & PROMPT_INCREMENTAL) {
605: c->prompt_last = xstrdup(tmp);
606: c->prompt_buffer = utf8_fromcstr("");
607: } else {
608: c->prompt_last = NULL;
609: c->prompt_buffer = utf8_fromcstr(tmp);
610: }
1.152 nicm 611: c->prompt_index = utf8_strlen(c->prompt_buffer);
1.1 nicm 612:
1.166 nicm 613: c->prompt_inputcb = inputcb;
614: c->prompt_freecb = freecb;
1.1 nicm 615: c->prompt_data = data;
616:
1.224 nicm 617: memset(c->prompt_hindex, 0, sizeof c->prompt_hindex);
1.1 nicm 618:
619: c->prompt_flags = flags;
1.224 nicm 620: c->prompt_type = prompt_type;
1.155 nicm 621: c->prompt_mode = PROMPT_ENTRY;
1.1 nicm 622:
1.158 nicm 623: if (~flags & PROMPT_INCREMENTAL)
624: c->tty.flags |= (TTY_NOCURSOR|TTY_FREEZE);
1.177 nicm 625: c->flags |= CLIENT_REDRAWSTATUS;
1.165 nicm 626:
1.219 nicm 627: if (flags & PROMPT_INCREMENTAL)
628: c->prompt_inputcb(c, c->prompt_data, "=", 0);
1.122 nicm 629:
1.152 nicm 630: free(tmp);
1.122 nicm 631: format_free(ft);
1.1 nicm 632: }
633:
1.46 nicm 634: /* Remove status line prompt. */
1.1 nicm 635: void
636: status_prompt_clear(struct client *c)
637: {
1.55 nicm 638: if (c->prompt_string == NULL)
1.1 nicm 639: return;
640:
1.166 nicm 641: if (c->prompt_freecb != NULL && c->prompt_data != NULL)
642: c->prompt_freecb(c->prompt_data);
1.1 nicm 643:
1.219 nicm 644: free(c->prompt_last);
645: c->prompt_last = NULL;
646:
1.94 nicm 647: free(c->prompt_string);
1.1 nicm 648: c->prompt_string = NULL;
649:
1.94 nicm 650: free(c->prompt_buffer);
1.1 nicm 651: c->prompt_buffer = NULL;
652:
1.181 nicm 653: free(c->prompt_saved);
654: c->prompt_saved = NULL;
655:
1.1 nicm 656: c->tty.flags &= ~(TTY_NOCURSOR|TTY_FREEZE);
1.177 nicm 657: c->flags |= CLIENT_ALLREDRAWFLAGS; /* was frozen and may have changed */
1.7 nicm 658:
1.189 nicm 659: status_pop_screen(c);
1.27 nicm 660: }
661:
1.46 nicm 662: /* Update status line prompt with a new prompt string. */
1.27 nicm 663: void
1.76 nicm 664: status_prompt_update(struct client *c, const char *msg, const char *input)
1.27 nicm 665: {
1.122 nicm 666: struct format_tree *ft;
1.152 nicm 667: char *tmp;
1.122 nicm 668:
1.164 nicm 669: ft = format_create(c, NULL, FORMAT_NONE, 0);
1.122 nicm 670: format_defaults(ft, c, NULL, NULL, NULL);
1.152 nicm 671:
1.185 nicm 672: tmp = format_expand_time(ft, input);
1.122 nicm 673:
1.94 nicm 674: free(c->prompt_string);
1.185 nicm 675: c->prompt_string = format_expand_time(ft, msg);
1.27 nicm 676:
1.94 nicm 677: free(c->prompt_buffer);
1.152 nicm 678: c->prompt_buffer = utf8_fromcstr(tmp);
679: c->prompt_index = utf8_strlen(c->prompt_buffer);
1.27 nicm 680:
1.224 nicm 681: memset(c->prompt_hindex, 0, sizeof c->prompt_hindex);
1.27 nicm 682:
1.177 nicm 683: c->flags |= CLIENT_REDRAWSTATUS;
1.122 nicm 684:
1.152 nicm 685: free(tmp);
1.122 nicm 686: format_free(ft);
1.1 nicm 687: }
688:
689: /* Draw client prompt on status line of present else on last line. */
690: int
691: status_prompt_redraw(struct client *c)
692: {
1.189 nicm 693: struct status_line *sl = &c->status;
1.152 nicm 694: struct screen_write_ctx ctx;
695: struct session *s = c->session;
1.189 nicm 696: struct screen old_screen;
697: u_int i, lines, offset, left, start, width;
698: u_int pcursor, pwidth;
1.152 nicm 699: struct grid_cell gc, cursorgc;
1.207 nicm 700: struct format_tree *ft;
1.1 nicm 701:
702: if (c->tty.sx == 0 || c->tty.sy == 0)
703: return (0);
1.189 nicm 704: memcpy(&old_screen, sl->active, sizeof old_screen);
1.169 nicm 705:
1.182 nicm 706: lines = status_line_size(c);
1.189 nicm 707: if (lines <= 1)
1.173 nicm 708: lines = 1;
1.189 nicm 709: screen_init(sl->active, c->tty.sx, lines, 0);
1.1 nicm 710:
1.207 nicm 711: ft = format_create_defaults(NULL, c, NULL, NULL, NULL);
1.155 nicm 712: if (c->prompt_mode == PROMPT_COMMAND)
1.207 nicm 713: style_apply(&gc, s->options, "message-command-style", ft);
1.108 nicm 714: else
1.207 nicm 715: style_apply(&gc, s->options, "message-style", ft);
716: format_free(ft);
1.1 nicm 717:
1.152 nicm 718: memcpy(&cursorgc, &gc, sizeof cursorgc);
719: cursorgc.attr ^= GRID_ATTR_REVERSE;
720:
1.232 nicm 721: start = format_width(c->prompt_string);
1.152 nicm 722: if (start > c->tty.sx)
723: start = c->tty.sx;
724:
1.208 nicm 725: screen_write_start(&ctx, sl->active);
1.192 nicm 726: screen_write_fast_copy(&ctx, &sl->screen, 0, 0, c->tty.sx, lines - 1);
727: screen_write_cursormove(&ctx, 0, lines - 1, 0);
728: for (offset = 0; offset < c->tty.sx; offset++)
1.170 nicm 729: screen_write_putc(&ctx, &gc, ' ');
1.192 nicm 730: screen_write_cursormove(&ctx, 0, lines - 1, 0);
1.232 nicm 731: format_draw(&ctx, &gc, start, c->prompt_string, NULL, 0);
1.192 nicm 732: screen_write_cursormove(&ctx, start, lines - 1, 0);
1.1 nicm 733:
1.152 nicm 734: left = c->tty.sx - start;
735: if (left == 0)
736: goto finished;
737:
738: pcursor = utf8_strwidth(c->prompt_buffer, c->prompt_index);
739: pwidth = utf8_strwidth(c->prompt_buffer, -1);
740: if (pcursor >= left) {
741: /*
742: * The cursor would be outside the screen so start drawing
743: * with it on the right.
744: */
745: offset = (pcursor - left) + 1;
746: pwidth = left;
747: } else
748: offset = 0;
749: if (pwidth > left)
750: pwidth = left;
1.231 nicm 751: c->prompt_cursor = start + c->prompt_index - offset;
1.152 nicm 752:
753: width = 0;
754: for (i = 0; c->prompt_buffer[i].size != 0; i++) {
755: if (width < offset) {
756: width += c->prompt_buffer[i].width;
757: continue;
1.1 nicm 758: }
1.152 nicm 759: if (width >= offset + pwidth)
760: break;
761: width += c->prompt_buffer[i].width;
762: if (width > offset + pwidth)
763: break;
1.1 nicm 764:
1.152 nicm 765: if (i != c->prompt_index) {
766: utf8_copy(&gc.data, &c->prompt_buffer[i]);
767: screen_write_cell(&ctx, &gc);
768: } else {
769: utf8_copy(&cursorgc.data, &c->prompt_buffer[i]);
770: screen_write_cell(&ctx, &cursorgc);
771: }
1.1 nicm 772: }
1.189 nicm 773: if (sl->active->cx < screen_size_x(sl->active) && c->prompt_index >= i)
1.152 nicm 774: screen_write_putc(&ctx, &cursorgc, ' ');
1.1 nicm 775:
1.152 nicm 776: finished:
1.1 nicm 777: screen_write_stop(&ctx);
1.51 nicm 778:
1.189 nicm 779: if (grid_compare(sl->active->grid, old_screen.grid) == 0) {
780: screen_free(&old_screen);
1.1 nicm 781: return (0);
782: }
1.189 nicm 783: screen_free(&old_screen);
1.1 nicm 784: return (1);
785: }
786:
1.152 nicm 787: /* Is this a separator? */
788: static int
789: status_prompt_in_list(const char *ws, const struct utf8_data *ud)
790: {
791: if (ud->size != 1 || ud->width != 1)
792: return (0);
793: return (strchr(ws, *ud->data) != NULL);
794: }
795:
796: /* Is this a space? */
797: static int
798: status_prompt_space(const struct utf8_data *ud)
799: {
800: if (ud->size != 1 || ud->width != 1)
801: return (0);
802: return (*ud->data == ' ');
803: }
804:
1.155 nicm 805: /*
1.224 nicm 806: * Translate key from vi to emacs. Return 0 to drop key, 1 to process the key
1.155 nicm 807: * as an emacs key; return 2 to append to the buffer.
808: */
809: static int
810: status_prompt_translate_key(struct client *c, key_code key, key_code *new_key)
811: {
812: if (c->prompt_mode == PROMPT_ENTRY) {
813: switch (key) {
1.229 nicm 814: case '\001': /* C-a */
1.155 nicm 815: case '\003': /* C-c */
1.229 nicm 816: case '\005': /* C-e */
1.202 nicm 817: case '\007': /* C-g */
1.155 nicm 818: case '\010': /* C-h */
819: case '\011': /* Tab */
1.229 nicm 820: case '\013': /* C-k */
821: case '\016': /* C-n */
822: case '\020': /* C-p */
823: case '\024': /* C-t */
1.155 nicm 824: case '\025': /* C-u */
825: case '\027': /* C-w */
1.229 nicm 826: case '\031': /* C-y */
1.155 nicm 827: case '\n':
828: case '\r':
1.229 nicm 829: case KEYC_LEFT|KEYC_CTRL:
830: case KEYC_RIGHT|KEYC_CTRL:
1.155 nicm 831: case KEYC_BSPACE:
832: case KEYC_DC:
833: case KEYC_DOWN:
834: case KEYC_END:
835: case KEYC_HOME:
836: case KEYC_LEFT:
837: case KEYC_RIGHT:
838: case KEYC_UP:
839: *new_key = key;
840: return (1);
841: case '\033': /* Escape */
842: c->prompt_mode = PROMPT_COMMAND;
1.177 nicm 843: c->flags |= CLIENT_REDRAWSTATUS;
1.155 nicm 844: return (0);
845: }
846: *new_key = key;
847: return (2);
848: }
849:
850: switch (key) {
1.229 nicm 851: case KEYC_BSPACE:
852: *new_key = KEYC_LEFT;
853: return (1);
1.155 nicm 854: case 'A':
855: case 'I':
856: case 'C':
857: case 's':
858: case 'a':
859: c->prompt_mode = PROMPT_ENTRY;
1.177 nicm 860: c->flags |= CLIENT_REDRAWSTATUS;
1.155 nicm 861: break; /* switch mode and... */
862: case 'S':
863: c->prompt_mode = PROMPT_ENTRY;
1.177 nicm 864: c->flags |= CLIENT_REDRAWSTATUS;
1.155 nicm 865: *new_key = '\025'; /* C-u */
866: return (1);
867: case 'i':
868: case '\033': /* Escape */
869: c->prompt_mode = PROMPT_ENTRY;
1.177 nicm 870: c->flags |= CLIENT_REDRAWSTATUS;
1.155 nicm 871: return (0);
872: }
873:
874: switch (key) {
875: case 'A':
876: case '$':
877: *new_key = KEYC_END;
878: return (1);
879: case 'I':
880: case '0':
881: case '^':
882: *new_key = KEYC_HOME;
883: return (1);
884: case 'C':
885: case 'D':
886: *new_key = '\013'; /* C-k */
887: return (1);
888: case KEYC_BSPACE:
889: case 'X':
890: *new_key = KEYC_BSPACE;
891: return (1);
892: case 'b':
1.225 nicm 893: *new_key = 'b'|KEYC_META;
894: return (1);
1.155 nicm 895: case 'B':
1.225 nicm 896: *new_key = 'B'|KEYC_VI;
1.155 nicm 897: return (1);
898: case 'd':
1.229 nicm 899: *new_key = '\025'; /* C-u */
1.155 nicm 900: return (1);
901: case 'e':
1.225 nicm 902: *new_key = 'e'|KEYC_VI;
903: return (1);
1.155 nicm 904: case 'E':
1.225 nicm 905: *new_key = 'E'|KEYC_VI;
906: return (1);
1.155 nicm 907: case 'w':
1.225 nicm 908: *new_key = 'w'|KEYC_VI;
909: return (1);
1.155 nicm 910: case 'W':
1.225 nicm 911: *new_key = 'W'|KEYC_VI;
1.155 nicm 912: return (1);
913: case 'p':
914: *new_key = '\031'; /* C-y */
1.202 nicm 915: return (1);
916: case 'q':
917: *new_key = '\003'; /* C-c */
1.155 nicm 918: return (1);
919: case 's':
920: case KEYC_DC:
921: case 'x':
922: *new_key = KEYC_DC;
923: return (1);
924: case KEYC_DOWN:
925: case 'j':
926: *new_key = KEYC_DOWN;
927: return (1);
928: case KEYC_LEFT:
929: case 'h':
930: *new_key = KEYC_LEFT;
931: return (1);
932: case 'a':
933: case KEYC_RIGHT:
934: case 'l':
935: *new_key = KEYC_RIGHT;
936: return (1);
937: case KEYC_UP:
938: case 'k':
939: *new_key = KEYC_UP;
940: return (1);
941: case '\010' /* C-h */:
942: case '\003' /* C-c */:
943: case '\n':
944: case '\r':
945: return (1);
946: }
947: return (0);
948: }
949:
1.199 nicm 950: /* Paste into prompt. */
951: static int
952: status_prompt_paste(struct client *c)
953: {
954: struct paste_buffer *pb;
955: const char *bufdata;
956: size_t size, n, bufsize;
957: u_int i;
958: struct utf8_data *ud, *udp;
959: enum utf8_state more;
960:
961: size = utf8_strlen(c->prompt_buffer);
962: if (c->prompt_saved != NULL) {
963: ud = c->prompt_saved;
964: n = utf8_strlen(c->prompt_saved);
965: } else {
966: if ((pb = paste_get_top(NULL)) == NULL)
967: return (0);
968: bufdata = paste_buffer_data(pb, &bufsize);
1.200 nicm 969: ud = xreallocarray(NULL, bufsize + 1, sizeof *ud);
1.199 nicm 970: udp = ud;
971: for (i = 0; i != bufsize; /* nothing */) {
972: more = utf8_open(udp, bufdata[i]);
973: if (more == UTF8_MORE) {
974: while (++i != bufsize && more == UTF8_MORE)
975: more = utf8_append(udp, bufdata[i]);
976: if (more == UTF8_DONE) {
977: udp++;
978: continue;
979: }
980: i -= udp->have;
981: }
982: if (bufdata[i] <= 31 || bufdata[i] >= 127)
983: break;
984: utf8_set(udp, bufdata[i]);
985: udp++;
986: i++;
987: }
988: udp->size = 0;
989: n = udp - ud;
990: }
991: if (n == 0)
992: return (0);
993:
994: c->prompt_buffer = xreallocarray(c->prompt_buffer, size + n + 1,
995: sizeof *c->prompt_buffer);
996: if (c->prompt_index == size) {
997: memcpy(c->prompt_buffer + c->prompt_index, ud,
998: n * sizeof *c->prompt_buffer);
999: c->prompt_index += n;
1000: c->prompt_buffer[c->prompt_index].size = 0;
1001: } else {
1002: memmove(c->prompt_buffer + c->prompt_index + n,
1003: c->prompt_buffer + c->prompt_index,
1004: (size + 1 - c->prompt_index) * sizeof *c->prompt_buffer);
1005: memcpy(c->prompt_buffer + c->prompt_index, ud,
1006: n * sizeof *c->prompt_buffer);
1007: c->prompt_index += n;
1008: }
1009:
1010: if (ud != c->prompt_saved)
1011: free(ud);
1012: return (1);
1013: }
1014:
1.204 nicm 1015: /* Finish completion. */
1016: static int
1017: status_prompt_replace_complete(struct client *c, const char *s)
1018: {
1019: char word[64], *allocated = NULL;
1020: size_t size, n, off, idx, used;
1021: struct utf8_data *first, *last, *ud;
1022:
1.205 nicm 1023: /* Work out where the cursor currently is. */
1.204 nicm 1024: idx = c->prompt_index;
1025: if (idx != 0)
1026: idx--;
1.205 nicm 1027: size = utf8_strlen(c->prompt_buffer);
1.204 nicm 1028:
1029: /* Find the word we are in. */
1030: first = &c->prompt_buffer[idx];
1031: while (first > c->prompt_buffer && !status_prompt_space(first))
1032: first--;
1033: while (first->size != 0 && status_prompt_space(first))
1034: first++;
1035: last = &c->prompt_buffer[idx];
1036: while (last->size != 0 && !status_prompt_space(last))
1037: last++;
1038: while (last > c->prompt_buffer && status_prompt_space(last))
1039: last--;
1040: if (last->size != 0)
1041: last++;
1.205 nicm 1042: if (last < first)
1.204 nicm 1043: return (0);
1044: if (s == NULL) {
1045: used = 0;
1046: for (ud = first; ud < last; ud++) {
1047: if (used + ud->size >= sizeof word)
1048: break;
1049: memcpy(word + used, ud->data, ud->size);
1050: used += ud->size;
1051: }
1052: if (ud != last)
1053: return (0);
1054: word[used] = '\0';
1055: }
1056:
1057: /* Try to complete it. */
1058: if (s == NULL) {
1059: allocated = status_prompt_complete(c, word,
1060: first - c->prompt_buffer);
1061: if (allocated == NULL)
1062: return (0);
1063: s = allocated;
1064: }
1065:
1066: /* Trim out word. */
1067: n = size - (last - c->prompt_buffer) + 1; /* with \0 */
1068: memmove(first, last, n * sizeof *c->prompt_buffer);
1069: size -= last - first;
1070:
1071: /* Insert the new word. */
1072: size += strlen(s);
1073: off = first - c->prompt_buffer;
1074: c->prompt_buffer = xreallocarray(c->prompt_buffer, size + 1,
1075: sizeof *c->prompt_buffer);
1076: first = c->prompt_buffer + off;
1077: memmove(first + strlen(s), first, n * sizeof *c->prompt_buffer);
1078: for (idx = 0; idx < strlen(s); idx++)
1079: utf8_set(&first[idx], s[idx]);
1080: c->prompt_index = (first - c->prompt_buffer) + strlen(s);
1081:
1082: free(allocated);
1083: return (1);
1084: }
1085:
1.225 nicm 1086: /* Prompt forward to the next beginning of a word. */
1087: static void
1088: status_prompt_forward_word(struct client *c, size_t size, int vi,
1089: const char *separators)
1090: {
1091: size_t idx = c->prompt_index;
1092: int word_is_separators;
1093:
1094: /* In emacs mode, skip until the first non-whitespace character. */
1095: if (!vi)
1096: while (idx != size &&
1097: status_prompt_space(&c->prompt_buffer[idx]))
1098: idx++;
1099:
1100: /* Can't move forward if we're already at the end. */
1101: if (idx == size) {
1102: c->prompt_index = idx;
1103: return;
1104: }
1105:
1106: /* Determine the current character class (separators or not). */
1107: word_is_separators = status_prompt_in_list(separators,
1108: &c->prompt_buffer[idx]) &&
1109: !status_prompt_space(&c->prompt_buffer[idx]);
1110:
1111: /* Skip ahead until the first space or opposite character class. */
1112: do {
1113: idx++;
1114: if (status_prompt_space(&c->prompt_buffer[idx])) {
1115: /* In vi mode, go to the start of the next word. */
1116: if (vi)
1117: while (idx != size &&
1118: status_prompt_space(&c->prompt_buffer[idx]))
1119: idx++;
1120: break;
1121: }
1122: } while (idx != size && word_is_separators == status_prompt_in_list(
1123: separators, &c->prompt_buffer[idx]));
1124:
1125: c->prompt_index = idx;
1126: }
1127:
1128: /* Prompt forward to the next end of a word. */
1129: static void
1130: status_prompt_end_word(struct client *c, size_t size, const char *separators)
1131: {
1132: size_t idx = c->prompt_index;
1133: int word_is_separators;
1134:
1135: /* Can't move forward if we're already at the end. */
1136: if (idx == size)
1137: return;
1138:
1139: /* Find the next word. */
1140: do {
1141: idx++;
1142: if (idx == size) {
1143: c->prompt_index = idx;
1144: return;
1145: }
1146: } while (status_prompt_space(&c->prompt_buffer[idx]));
1147:
1148: /* Determine the character class (separators or not). */
1149: word_is_separators = status_prompt_in_list(separators,
1150: &c->prompt_buffer[idx]);
1151:
1152: /* Skip ahead until the next space or opposite character class. */
1153: do {
1154: idx++;
1155: if (idx == size)
1156: break;
1157: } while (!status_prompt_space(&c->prompt_buffer[idx]) &&
1158: word_is_separators == status_prompt_in_list(separators,
1159: &c->prompt_buffer[idx]));
1160:
1161: /* Back up to the previous character to stop at the end of the word. */
1162: c->prompt_index = idx - 1;
1163: }
1164:
1165: /* Prompt backward to the previous beginning of a word. */
1166: static void
1167: status_prompt_backward_word(struct client *c, const char *separators)
1168: {
1169: size_t idx = c->prompt_index;
1170: int word_is_separators;
1171:
1172: /* Find non-whitespace. */
1173: while (idx != 0) {
1174: --idx;
1175: if (!status_prompt_space(&c->prompt_buffer[idx]))
1176: break;
1177: }
1178: word_is_separators = status_prompt_in_list(separators,
1179: &c->prompt_buffer[idx]);
1180:
1181: /* Find the character before the beginning of the word. */
1182: while (idx != 0) {
1183: --idx;
1184: if (status_prompt_space(&c->prompt_buffer[idx]) ||
1185: word_is_separators != status_prompt_in_list(separators,
1186: &c->prompt_buffer[idx])) {
1187: /* Go back to the word. */
1188: idx++;
1189: break;
1190: }
1191: }
1192: c->prompt_index = idx;
1193: }
1194:
1.1 nicm 1195: /* Handle keys in prompt. */
1.154 nicm 1196: int
1.138 nicm 1197: status_prompt_key(struct client *c, key_code key)
1.1 nicm 1198: {
1.152 nicm 1199: struct options *oo = c->session->options;
1.204 nicm 1200: char *s, *cp, prefix = '=';
1.225 nicm 1201: const char *histstr, *separators = NULL, *keystring;
1.204 nicm 1202: size_t size, idx;
1203: struct utf8_data tmp;
1.225 nicm 1204: int keys, word_is_separators;
1.1 nicm 1205:
1.201 nicm 1206: if (c->prompt_flags & PROMPT_KEY) {
1.213 nicm 1207: keystring = key_string_lookup_key(key, 0);
1.201 nicm 1208: c->prompt_inputcb(c, c->prompt_data, keystring, 1);
1209: status_prompt_clear(c);
1210: return (0);
1211: }
1.152 nicm 1212: size = utf8_strlen(c->prompt_buffer);
1.154 nicm 1213:
1214: if (c->prompt_flags & PROMPT_NUMERIC) {
1215: if (key >= '0' && key <= '9')
1216: goto append_key;
1217: s = utf8_tocstr(c->prompt_buffer);
1.166 nicm 1218: c->prompt_inputcb(c, c->prompt_data, s, 1);
1.154 nicm 1219: status_prompt_clear(c);
1220: free(s);
1221: return (1);
1222: }
1.213 nicm 1223: key &= ~KEYC_MASK_FLAGS;
1.154 nicm 1224:
1.155 nicm 1225: keys = options_get_number(c->session->options, "status-keys");
1226: if (keys == MODEKEY_VI) {
1227: switch (status_prompt_translate_key(c, key, &key)) {
1228: case 1:
1229: goto process_key;
1230: case 2:
1231: goto append_key;
1232: default:
1233: return (0);
1234: }
1235: }
1236:
1237: process_key:
1238: switch (key) {
1239: case KEYC_LEFT:
1240: case '\002': /* C-b */
1.1 nicm 1241: if (c->prompt_index > 0) {
1242: c->prompt_index--;
1.158 nicm 1243: break;
1.1 nicm 1244: }
1245: break;
1.155 nicm 1246: case KEYC_RIGHT:
1247: case '\006': /* C-f */
1.1 nicm 1248: if (c->prompt_index < size) {
1249: c->prompt_index++;
1.158 nicm 1250: break;
1.1 nicm 1251: }
1252: break;
1.155 nicm 1253: case KEYC_HOME:
1254: case '\001': /* C-a */
1.1 nicm 1255: if (c->prompt_index != 0) {
1256: c->prompt_index = 0;
1.158 nicm 1257: break;
1.1 nicm 1258: }
1259: break;
1.155 nicm 1260: case KEYC_END:
1261: case '\005': /* C-e */
1.1 nicm 1262: if (c->prompt_index != size) {
1263: c->prompt_index = size;
1.158 nicm 1264: break;
1.1 nicm 1265: }
1266: break;
1.155 nicm 1267: case '\011': /* Tab */
1.206 nicm 1268: if (status_prompt_replace_complete(c, NULL))
1.204 nicm 1269: goto changed;
1270: break;
1.155 nicm 1271: case KEYC_BSPACE:
1272: case '\010': /* C-h */
1.1 nicm 1273: if (c->prompt_index != 0) {
1274: if (c->prompt_index == size)
1.152 nicm 1275: c->prompt_buffer[--c->prompt_index].size = 0;
1.1 nicm 1276: else {
1277: memmove(c->prompt_buffer + c->prompt_index - 1,
1278: c->prompt_buffer + c->prompt_index,
1.152 nicm 1279: (size + 1 - c->prompt_index) *
1280: sizeof *c->prompt_buffer);
1.1 nicm 1281: c->prompt_index--;
1282: }
1.158 nicm 1283: goto changed;
1.1 nicm 1284: }
1285: break;
1.155 nicm 1286: case KEYC_DC:
1287: case '\004': /* C-d */
1.1 nicm 1288: if (c->prompt_index != size) {
1289: memmove(c->prompt_buffer + c->prompt_index,
1290: c->prompt_buffer + c->prompt_index + 1,
1.152 nicm 1291: (size + 1 - c->prompt_index) *
1292: sizeof *c->prompt_buffer);
1.158 nicm 1293: goto changed;
1.18 nicm 1294: }
1.26 nicm 1295: break;
1.155 nicm 1296: case '\025': /* C-u */
1.152 nicm 1297: c->prompt_buffer[0].size = 0;
1.26 nicm 1298: c->prompt_index = 0;
1.158 nicm 1299: goto changed;
1.155 nicm 1300: case '\013': /* C-k */
1.18 nicm 1301: if (c->prompt_index < size) {
1.152 nicm 1302: c->prompt_buffer[c->prompt_index].size = 0;
1.158 nicm 1303: goto changed;
1.1 nicm 1304: }
1305: break;
1.155 nicm 1306: case '\027': /* C-w */
1.225 nicm 1307: separators = options_get_string(oo, "word-separators");
1.81 nicm 1308: idx = c->prompt_index;
1309:
1.225 nicm 1310: /* Find non-whitespace. */
1.81 nicm 1311: while (idx != 0) {
1312: idx--;
1.225 nicm 1313: if (!status_prompt_space(&c->prompt_buffer[idx]))
1.81 nicm 1314: break;
1315: }
1.225 nicm 1316: word_is_separators = status_prompt_in_list(separators,
1317: &c->prompt_buffer[idx]);
1.81 nicm 1318:
1.225 nicm 1319: /* Find the character before the beginning of the word. */
1.81 nicm 1320: while (idx != 0) {
1321: idx--;
1.225 nicm 1322: if (status_prompt_space(&c->prompt_buffer[idx]) ||
1323: word_is_separators != status_prompt_in_list(
1324: separators, &c->prompt_buffer[idx])) {
1.81 nicm 1325: /* Go back to the word. */
1326: idx++;
1327: break;
1328: }
1329: }
1330:
1.181 nicm 1331: free(c->prompt_saved);
1332: c->prompt_saved = xcalloc(sizeof *c->prompt_buffer,
1333: (c->prompt_index - idx) + 1);
1334: memcpy(c->prompt_saved, c->prompt_buffer + idx,
1335: (c->prompt_index - idx) * sizeof *c->prompt_buffer);
1336:
1.81 nicm 1337: memmove(c->prompt_buffer + idx,
1338: c->prompt_buffer + c->prompt_index,
1.152 nicm 1339: (size + 1 - c->prompt_index) *
1340: sizeof *c->prompt_buffer);
1.81 nicm 1341: memset(c->prompt_buffer + size - (c->prompt_index - idx),
1.152 nicm 1342: '\0', (c->prompt_index - idx) * sizeof *c->prompt_buffer);
1.81 nicm 1343: c->prompt_index = idx;
1.152 nicm 1344:
1.158 nicm 1345: goto changed;
1.225 nicm 1346: case KEYC_RIGHT|KEYC_CTRL:
1.212 nicm 1347: case 'f'|KEYC_META:
1.225 nicm 1348: separators = options_get_string(oo, "word-separators");
1349: status_prompt_forward_word(c, size, 0, separators);
1350: goto changed;
1351: case 'E'|KEYC_VI:
1352: status_prompt_end_word(c, size, "");
1353: goto changed;
1354: case 'e'|KEYC_VI:
1355: separators = options_get_string(oo, "word-separators");
1356: status_prompt_end_word(c, size, separators);
1357: goto changed;
1358: case 'W'|KEYC_VI:
1359: status_prompt_forward_word(c, size, 1, "");
1360: goto changed;
1361: case 'w'|KEYC_VI:
1362: separators = options_get_string(oo, "word-separators");
1363: status_prompt_forward_word(c, size, 1, separators);
1364: goto changed;
1365: case 'B'|KEYC_VI:
1366: status_prompt_backward_word(c, "");
1.158 nicm 1367: goto changed;
1.225 nicm 1368: case KEYC_LEFT|KEYC_CTRL:
1.212 nicm 1369: case 'b'|KEYC_META:
1.225 nicm 1370: separators = options_get_string(oo, "word-separators");
1371: status_prompt_backward_word(c, separators);
1.158 nicm 1372: goto changed;
1.155 nicm 1373: case KEYC_UP:
1374: case '\020': /* C-p */
1.224 nicm 1375: histstr = status_prompt_up_history(c->prompt_hindex,
1376: c->prompt_type);
1.66 nicm 1377: if (histstr == NULL)
1.1 nicm 1378: break;
1.94 nicm 1379: free(c->prompt_buffer);
1.152 nicm 1380: c->prompt_buffer = utf8_fromcstr(histstr);
1381: c->prompt_index = utf8_strlen(c->prompt_buffer);
1.158 nicm 1382: goto changed;
1.155 nicm 1383: case KEYC_DOWN:
1384: case '\016': /* C-n */
1.224 nicm 1385: histstr = status_prompt_down_history(c->prompt_hindex,
1386: c->prompt_type);
1.66 nicm 1387: if (histstr == NULL)
1.65 nicm 1388: break;
1.94 nicm 1389: free(c->prompt_buffer);
1.152 nicm 1390: c->prompt_buffer = utf8_fromcstr(histstr);
1391: c->prompt_index = utf8_strlen(c->prompt_buffer);
1.158 nicm 1392: goto changed;
1.155 nicm 1393: case '\031': /* C-y */
1.199 nicm 1394: if (status_prompt_paste(c))
1395: goto changed;
1396: break;
1.155 nicm 1397: case '\024': /* C-t */
1.30 nicm 1398: idx = c->prompt_index;
1399: if (idx < size)
1400: idx++;
1401: if (idx >= 2) {
1.152 nicm 1402: utf8_copy(&tmp, &c->prompt_buffer[idx - 2]);
1403: utf8_copy(&c->prompt_buffer[idx - 2],
1404: &c->prompt_buffer[idx - 1]);
1405: utf8_copy(&c->prompt_buffer[idx - 1], &tmp);
1.30 nicm 1406: c->prompt_index = idx;
1.158 nicm 1407: goto changed;
1.30 nicm 1408: }
1.1 nicm 1409: break;
1.155 nicm 1410: case '\r':
1411: case '\n':
1.152 nicm 1412: s = utf8_tocstr(c->prompt_buffer);
1413: if (*s != '\0')
1.224 nicm 1414: status_prompt_add_history(s, c->prompt_type);
1.166 nicm 1415: if (c->prompt_inputcb(c, c->prompt_data, s, 1) == 0)
1.25 nicm 1416: status_prompt_clear(c);
1.152 nicm 1417: free(s);
1.25 nicm 1418: break;
1.155 nicm 1419: case '\033': /* Escape */
1420: case '\003': /* C-c */
1.174 nicm 1421: case '\007': /* C-g */
1.166 nicm 1422: if (c->prompt_inputcb(c, c->prompt_data, NULL, 1) == 0)
1.1 nicm 1423: status_prompt_clear(c);
1424: break;
1.158 nicm 1425: case '\022': /* C-r */
1.219 nicm 1426: if (~c->prompt_flags & PROMPT_INCREMENTAL)
1427: break;
1428: if (c->prompt_buffer[0].size == 0) {
1429: prefix = '=';
1.227 nicm 1430: free(c->prompt_buffer);
1.219 nicm 1431: c->prompt_buffer = utf8_fromcstr(c->prompt_last);
1432: c->prompt_index = utf8_strlen(c->prompt_buffer);
1433: } else
1.158 nicm 1434: prefix = '-';
1.219 nicm 1435: goto changed;
1.158 nicm 1436: case '\023': /* C-s */
1.219 nicm 1437: if (~c->prompt_flags & PROMPT_INCREMENTAL)
1438: break;
1439: if (c->prompt_buffer[0].size == 0) {
1440: prefix = '=';
1.227 nicm 1441: free(c->prompt_buffer);
1.219 nicm 1442: c->prompt_buffer = utf8_fromcstr(c->prompt_last);
1443: c->prompt_index = utf8_strlen(c->prompt_buffer);
1444: } else
1.158 nicm 1445: prefix = '+';
1.219 nicm 1446: goto changed;
1.158 nicm 1447: default:
1448: goto append_key;
1.154 nicm 1449: }
1.152 nicm 1450:
1.177 nicm 1451: c->flags |= CLIENT_REDRAWSTATUS;
1.158 nicm 1452: return (0);
1453:
1.154 nicm 1454: append_key:
1.223 nicm 1455: if (key <= 0x1f || (key >= KEYC_BASE && key < KEYC_BASE_END))
1.154 nicm 1456: return (0);
1.216 nicm 1457: if (key <= 0x7f)
1.215 nicm 1458: utf8_set(&tmp, key);
1.225 nicm 1459: else if (KEYC_IS_UNICODE(key))
1460: utf8_to_data(key, &tmp);
1.215 nicm 1461: else
1.225 nicm 1462: return (0);
1.1 nicm 1463:
1.154 nicm 1464: c->prompt_buffer = xreallocarray(c->prompt_buffer, size + 2,
1465: sizeof *c->prompt_buffer);
1.1 nicm 1466:
1.154 nicm 1467: if (c->prompt_index == size) {
1468: utf8_copy(&c->prompt_buffer[c->prompt_index], &tmp);
1469: c->prompt_index++;
1470: c->prompt_buffer[c->prompt_index].size = 0;
1471: } else {
1472: memmove(c->prompt_buffer + c->prompt_index + 1,
1473: c->prompt_buffer + c->prompt_index,
1474: (size + 1 - c->prompt_index) *
1475: sizeof *c->prompt_buffer);
1476: utf8_copy(&c->prompt_buffer[c->prompt_index], &tmp);
1477: c->prompt_index++;
1478: }
1.1 nicm 1479:
1.154 nicm 1480: if (c->prompt_flags & PROMPT_SINGLE) {
1.220 nicm 1481: if (utf8_strlen(c->prompt_buffer) != 1)
1.154 nicm 1482: status_prompt_clear(c);
1.220 nicm 1483: else {
1484: s = utf8_tocstr(c->prompt_buffer);
1485: if (c->prompt_inputcb(c, c->prompt_data, s, 1) == 0)
1486: status_prompt_clear(c);
1487: free(s);
1488: }
1.1 nicm 1489: }
1.154 nicm 1490:
1.158 nicm 1491: changed:
1.177 nicm 1492: c->flags |= CLIENT_REDRAWSTATUS;
1.158 nicm 1493: if (c->prompt_flags & PROMPT_INCREMENTAL) {
1494: s = utf8_tocstr(c->prompt_buffer);
1495: xasprintf(&cp, "%c%s", prefix, s);
1.166 nicm 1496: c->prompt_inputcb(c, c->prompt_data, cp, 0);
1.158 nicm 1497: free(cp);
1498: free(s);
1499: }
1.154 nicm 1500: return (0);
1.1 nicm 1501: }
1502:
1.65 nicm 1503: /* Get previous line from the history. */
1.151 nicm 1504: static const char *
1.224 nicm 1505: status_prompt_up_history(u_int *idx, u_int type)
1.65 nicm 1506: {
1507: /*
1.128 nicm 1508: * History runs from 0 to size - 1. Index is from 0 to size. Zero is
1509: * empty.
1.65 nicm 1510: */
1511:
1.224 nicm 1512: if (status_prompt_hsize[type] == 0 ||
1513: idx[type] == status_prompt_hsize[type])
1.65 nicm 1514: return (NULL);
1.224 nicm 1515: idx[type]++;
1516: return (status_prompt_hlist[type][status_prompt_hsize[type] - idx[type]]);
1.65 nicm 1517: }
1518:
1519: /* Get next line from the history. */
1.151 nicm 1520: static const char *
1.224 nicm 1521: status_prompt_down_history(u_int *idx, u_int type)
1.65 nicm 1522: {
1.224 nicm 1523: if (status_prompt_hsize[type] == 0 || idx[type] == 0)
1.65 nicm 1524: return ("");
1.224 nicm 1525: idx[type]--;
1526: if (idx[type] == 0)
1.65 nicm 1527: return ("");
1.224 nicm 1528: return (status_prompt_hlist[type][status_prompt_hsize[type] - idx[type]]);
1.65 nicm 1529: }
1530:
1.1 nicm 1531: /* Add line to the history. */
1.151 nicm 1532: static void
1.224 nicm 1533: status_prompt_add_history(const char *line, u_int type)
1.1 nicm 1534: {
1.224 nicm 1535: u_int i, oldsize, newsize, freecount, hlimit, new = 1;
1536: size_t movesize;
1.65 nicm 1537:
1.224 nicm 1538: oldsize = status_prompt_hsize[type];
1539: if (oldsize > 0 &&
1540: strcmp(status_prompt_hlist[type][oldsize - 1], line) == 0)
1541: new = 0;
1542:
1543: hlimit = options_get_number(global_options, "prompt-history-limit");
1544: if (hlimit > oldsize) {
1545: if (new == 0)
1546: return;
1547: newsize = oldsize + new;
1548: } else {
1549: newsize = hlimit;
1550: freecount = oldsize + new - newsize;
1551: if (freecount > oldsize)
1552: freecount = oldsize;
1553: if (freecount == 0)
1554: return;
1555: for (i = 0; i < freecount; i++)
1556: free(status_prompt_hlist[type][i]);
1557: movesize = (oldsize - freecount) *
1558: sizeof *status_prompt_hlist[type];
1559: if (movesize > 0) {
1560: memmove(&status_prompt_hlist[type][0],
1561: &status_prompt_hlist[type][freecount], movesize);
1562: }
1.128 nicm 1563: }
1.1 nicm 1564:
1.224 nicm 1565: if (newsize == 0) {
1566: free(status_prompt_hlist[type]);
1567: status_prompt_hlist[type] = NULL;
1568: } else if (newsize != oldsize) {
1569: status_prompt_hlist[type] =
1570: xreallocarray(status_prompt_hlist[type], newsize,
1571: sizeof *status_prompt_hlist[type]);
1572: }
1573:
1574: if (new == 1 && newsize > 0)
1575: status_prompt_hlist[type][newsize - 1] = xstrdup(line);
1576: status_prompt_hsize[type] = newsize;
1.128 nicm 1577: }
1578:
1579: /* Build completion list. */
1.204 nicm 1580: static char **
1581: status_prompt_complete_list(u_int *size, const char *s, int at_start)
1.128 nicm 1582: {
1.183 nicm 1583: char **list = NULL;
1584: const char **layout, *value, *cp;
1.128 nicm 1585: const struct cmd_entry **cmdent;
1586: const struct options_table_entry *oe;
1.183 nicm 1587: size_t slen = strlen(s), valuelen;
1588: struct options_entry *o;
1.191 nicm 1589: struct options_array_item *a;
1.128 nicm 1590: const char *layouts[] = {
1591: "even-horizontal", "even-vertical", "main-horizontal",
1592: "main-vertical", "tiled", NULL
1593: };
1.1 nicm 1594:
1.128 nicm 1595: *size = 0;
1.1 nicm 1596: for (cmdent = cmd_table; *cmdent != NULL; cmdent++) {
1.183 nicm 1597: if (strncmp((*cmdent)->name, s, slen) == 0) {
1.128 nicm 1598: list = xreallocarray(list, (*size) + 1, sizeof *list);
1.183 nicm 1599: list[(*size)++] = xstrdup((*cmdent)->name);
1.128 nicm 1600: }
1.205 nicm 1601: if ((*cmdent)->alias != NULL &&
1602: strncmp((*cmdent)->alias, s, slen) == 0) {
1603: list = xreallocarray(list, (*size) + 1, sizeof *list);
1604: list[(*size)++] = xstrdup((*cmdent)->alias);
1605: }
1.56 nicm 1606: }
1.183 nicm 1607: o = options_get_only(global_options, "command-alias");
1.191 nicm 1608: if (o != NULL) {
1609: a = options_array_first(o);
1610: while (a != NULL) {
1.195 nicm 1611: value = options_array_item_value(a)->string;
1.194 nicm 1612: if ((cp = strchr(value, '=')) == NULL)
1.196 nicm 1613: goto next;
1.183 nicm 1614: valuelen = cp - value;
1615: if (slen > valuelen || strncmp(value, s, slen) != 0)
1.191 nicm 1616: goto next;
1617:
1.183 nicm 1618: list = xreallocarray(list, (*size) + 1, sizeof *list);
1619: list[(*size)++] = xstrndup(value, valuelen);
1.191 nicm 1620:
1621: next:
1622: a = options_array_next(a);
1.183 nicm 1623: }
1624: }
1.204 nicm 1625: if (at_start)
1626: return (list);
1627:
1628: for (oe = options_table; oe->name != NULL; oe++) {
1629: if (strncmp(oe->name, s, slen) == 0) {
1630: list = xreallocarray(list, (*size) + 1, sizeof *list);
1631: list[(*size)++] = xstrdup(oe->name);
1632: }
1633: }
1634: for (layout = layouts; *layout != NULL; layout++) {
1635: if (strncmp(*layout, s, slen) == 0) {
1636: list = xreallocarray(list, (*size) + 1, sizeof *list);
1637: list[(*size)++] = xstrdup(*layout);
1638: }
1639: }
1.128 nicm 1640: return (list);
1641: }
1642:
1643: /* Find longest prefix. */
1.151 nicm 1644: static char *
1.183 nicm 1645: status_prompt_complete_prefix(char **list, u_int size)
1.128 nicm 1646: {
1647: char *out;
1648: u_int i;
1649: size_t j;
1650:
1.217 nicm 1651: if (list == NULL || size == 0)
1652: return (NULL);
1.128 nicm 1653: out = xstrdup(list[0]);
1654: for (i = 1; i < size; i++) {
1655: j = strlen(list[i]);
1656: if (j > strlen(out))
1657: j = strlen(out);
1658: for (; j > 0; j--) {
1659: if (out[j - 1] != list[i][j - 1])
1660: out[j - 1] = '\0';
1661: }
1.1 nicm 1662: }
1.128 nicm 1663: return (out);
1664: }
1.1 nicm 1665:
1.204 nicm 1666: /* Complete word menu callback. */
1667: static void
1668: status_prompt_menu_callback(__unused struct menu *menu, u_int idx, key_code key,
1669: void *data)
1670: {
1671: struct status_prompt_menu *spm = data;
1672: struct client *c = spm->c;
1673: u_int i;
1674: char *s;
1675:
1676: if (key != KEYC_NONE) {
1677: idx += spm->start;
1678: if (spm->flag == '\0')
1679: s = xstrdup(spm->list[idx]);
1680: else
1681: xasprintf(&s, "-%c%s", spm->flag, spm->list[idx]);
1.224 nicm 1682: if (c->prompt_type == PROMPT_TYPE_WINDOW_TARGET) {
1.205 nicm 1683: free(c->prompt_buffer);
1684: c->prompt_buffer = utf8_fromcstr(s);
1685: c->prompt_index = utf8_strlen(c->prompt_buffer);
1686: c->flags |= CLIENT_REDRAWSTATUS;
1687: } else if (status_prompt_replace_complete(c, s))
1.204 nicm 1688: c->flags |= CLIENT_REDRAWSTATUS;
1689: free(s);
1690: }
1691:
1692: for (i = 0; i < spm->size; i++)
1693: free(spm->list[i]);
1694: free(spm->list);
1695: }
1696:
1697: /* Show complete word menu. */
1698: static int
1699: status_prompt_complete_list_menu(struct client *c, char **list, u_int size,
1700: u_int offset, char flag)
1701: {
1702: struct menu *menu;
1703: struct menu_item item;
1704: struct status_prompt_menu *spm;
1705: u_int lines = status_line_size(c), height, i;
1706: u_int py;
1707:
1708: if (size <= 1)
1709: return (0);
1710: if (c->tty.sy - lines < 3)
1711: return (0);
1712:
1713: spm = xmalloc(sizeof *spm);
1714: spm->c = c;
1715: spm->size = size;
1716: spm->list = list;
1717: spm->flag = flag;
1718:
1719: height = c->tty.sy - lines - 2;
1720: if (height > 10)
1721: height = 10;
1722: if (height > size)
1723: height = size;
1724: spm->start = size - height;
1725:
1726: menu = menu_create("");
1727: for (i = spm->start; i < size; i++) {
1728: item.name = list[i];
1729: item.key = '0' + (i - spm->start);
1730: item.command = NULL;
1.230 nicm 1731: menu_add_item(menu, &item, NULL, c, NULL);
1.204 nicm 1732: }
1733:
1734: if (options_get_number(c->session->options, "status-position") == 0)
1735: py = lines;
1736: else
1737: py = c->tty.sy - 3 - height;
1738: offset += utf8_cstrwidth(c->prompt_string);
1739: if (offset > 2)
1740: offset -= 2;
1741: else
1742: offset = 0;
1743:
1744: if (menu_display(menu, MENU_NOMOUSE|MENU_TAB, NULL, offset,
1745: py, c, NULL, status_prompt_menu_callback, spm) != 0) {
1746: menu_free(menu);
1747: free(spm);
1748: return (0);
1749: }
1750: return (1);
1751: }
1752:
1753: /* Show complete word menu. */
1754: static char *
1755: status_prompt_complete_window_menu(struct client *c, struct session *s,
1.206 nicm 1756: const char *word, u_int offset, char flag)
1.204 nicm 1757: {
1758: struct menu *menu;
1759: struct menu_item item;
1760: struct status_prompt_menu *spm;
1761: struct winlink *wl;
1762: char **list = NULL, *tmp;
1763: u_int lines = status_line_size(c), height;
1764: u_int py, size = 0;
1765:
1766: if (c->tty.sy - lines < 3)
1767: return (NULL);
1768:
1769: spm = xmalloc(sizeof *spm);
1770: spm->c = c;
1771: spm->flag = flag;
1772:
1773: height = c->tty.sy - lines - 2;
1774: if (height > 10)
1775: height = 10;
1776: spm->start = 0;
1777:
1778: menu = menu_create("");
1779: RB_FOREACH(wl, winlinks, &s->windows) {
1.206 nicm 1780: if (word != NULL && *word != '\0') {
1781: xasprintf(&tmp, "%d", wl->idx);
1782: if (strncmp(tmp, word, strlen(word)) != 0) {
1783: free(tmp);
1784: continue;
1785: }
1786: free(tmp);
1787: }
1788:
1.204 nicm 1789: list = xreallocarray(list, size + 1, sizeof *list);
1.224 nicm 1790: if (c->prompt_type == PROMPT_TYPE_WINDOW_TARGET) {
1.205 nicm 1791: xasprintf(&tmp, "%d (%s)", wl->idx, wl->window->name);
1792: xasprintf(&list[size++], "%d", wl->idx);
1793: } else {
1794: xasprintf(&tmp, "%s:%d (%s)", s->name, wl->idx,
1795: wl->window->name);
1796: xasprintf(&list[size++], "%s:%d", s->name, wl->idx);
1797: }
1.204 nicm 1798: item.name = tmp;
1799: item.key = '0' + size - 1;
1800: item.command = NULL;
1.233 ! nicm 1801: menu_add_item(menu, &item, NULL, c, NULL);
1.204 nicm 1802: free(tmp);
1803:
1804: if (size == height)
1805: break;
1806: }
1.206 nicm 1807: if (size == 0) {
1808: menu_free(menu);
1809: return (NULL);
1810: }
1.204 nicm 1811: if (size == 1) {
1812: menu_free(menu);
1.205 nicm 1813: if (flag != '\0') {
1814: xasprintf(&tmp, "-%c%s", flag, list[0]);
1815: free(list[0]);
1816: } else
1817: tmp = list[0];
1.204 nicm 1818: free(list);
1819: return (tmp);
1820: }
1821: if (height > size)
1822: height = size;
1823:
1824: spm->size = size;
1825: spm->list = list;
1826:
1827: if (options_get_number(c->session->options, "status-position") == 0)
1828: py = lines;
1829: else
1830: py = c->tty.sy - 3 - height;
1831: offset += utf8_cstrwidth(c->prompt_string);
1832: if (offset > 2)
1833: offset -= 2;
1834: else
1835: offset = 0;
1836:
1837: if (menu_display(menu, MENU_NOMOUSE|MENU_TAB, NULL, offset,
1838: py, c, NULL, status_prompt_menu_callback, spm) != 0) {
1839: menu_free(menu);
1840: free(spm);
1841: return (NULL);
1842: }
1843: return (NULL);
1844: }
1845:
1846: /* Sort complete list. */
1847: static int
1848: status_prompt_complete_sort(const void *a, const void *b)
1849: {
1850: const char **aa = (const char **)a, **bb = (const char **)b;
1851:
1852: return (strcmp(*aa, *bb));
1853: }
1854:
1.205 nicm 1855: /* Complete a session. */
1856: static char *
1857: status_prompt_complete_session(char ***list, u_int *size, const char *s,
1858: char flag)
1859: {
1860: struct session *loop;
1.217 nicm 1861: char *out, *tmp, n[11];
1.205 nicm 1862:
1863: RB_FOREACH(loop, sessions, &sessions) {
1.217 nicm 1864: if (*s == '\0' || strncmp(loop->name, s, strlen(s)) == 0) {
1865: *list = xreallocarray(*list, (*size) + 2,
1866: sizeof **list);
1867: xasprintf(&(*list)[(*size)++], "%s:", loop->name);
1868: } else if (*s == '$') {
1869: xsnprintf(n, sizeof n, "%u", loop->id);
1870: if (s[1] == '\0' ||
1871: strncmp(n, s + 1, strlen(s) - 1) == 0) {
1872: *list = xreallocarray(*list, (*size) + 2,
1873: sizeof **list);
1874: xasprintf(&(*list)[(*size)++], "$%s:", n);
1875: }
1876: }
1.205 nicm 1877: }
1878: out = status_prompt_complete_prefix(*list, *size);
1879: if (out != NULL && flag != '\0') {
1880: xasprintf(&tmp, "-%c%s", flag, out);
1881: free(out);
1882: out = tmp;
1883: }
1884: return (out);
1885: }
1886:
1.128 nicm 1887: /* Complete word. */
1.151 nicm 1888: static char *
1.204 nicm 1889: status_prompt_complete(struct client *c, const char *word, u_int offset)
1.128 nicm 1890: {
1.217 nicm 1891: struct session *session;
1.204 nicm 1892: const char *s, *colon;
1.205 nicm 1893: char **list = NULL, *copy = NULL, *out = NULL;
1.204 nicm 1894: char flag = '\0';
1.128 nicm 1895: u_int size = 0, i;
1896:
1.206 nicm 1897: if (*word == '\0' &&
1.224 nicm 1898: c->prompt_type != PROMPT_TYPE_TARGET &&
1899: c->prompt_type != PROMPT_TYPE_WINDOW_TARGET)
1.1 nicm 1900: return (NULL);
1.128 nicm 1901:
1.224 nicm 1902: if (c->prompt_type != PROMPT_TYPE_TARGET &&
1903: c->prompt_type != PROMPT_TYPE_WINDOW_TARGET &&
1.205 nicm 1904: strncmp(word, "-t", 2) != 0 &&
1905: strncmp(word, "-s", 2) != 0) {
1.204 nicm 1906: list = status_prompt_complete_list(&size, word, offset == 0);
1.128 nicm 1907: if (size == 0)
1908: out = NULL;
1909: else if (size == 1)
1910: xasprintf(&out, "%s ", list[0]);
1911: else
1912: out = status_prompt_complete_prefix(list, size);
1.204 nicm 1913: goto found;
1.128 nicm 1914: }
1915:
1.224 nicm 1916: if (c->prompt_type == PROMPT_TYPE_TARGET ||
1917: c->prompt_type == PROMPT_TYPE_WINDOW_TARGET) {
1.205 nicm 1918: s = word;
1919: flag = '\0';
1920: } else {
1921: s = word + 2;
1922: flag = word[1];
1923: offset += 2;
1924: }
1.206 nicm 1925:
1926: /* If this is a window completion, open the window menu. */
1.224 nicm 1927: if (c->prompt_type == PROMPT_TYPE_WINDOW_TARGET) {
1.206 nicm 1928: out = status_prompt_complete_window_menu(c, c->session, s,
1929: offset, '\0');
1930: goto found;
1931: }
1.204 nicm 1932: colon = strchr(s, ':');
1.1 nicm 1933:
1.204 nicm 1934: /* If there is no colon, complete as a session. */
1935: if (colon == NULL) {
1.205 nicm 1936: out = status_prompt_complete_session(&list, &size, s, flag);
1.128 nicm 1937: goto found;
1938: }
1939:
1.204 nicm 1940: /* If there is a colon but no period, find session and show a menu. */
1941: if (strchr(colon + 1, '.') == NULL) {
1942: if (*s == ':')
1943: session = c->session;
1944: else {
1945: copy = xstrdup(s);
1946: *strchr(copy, ':') = '\0';
1947: session = session_find(copy);
1948: free(copy);
1949: if (session == NULL)
1950: goto found;
1951: }
1.206 nicm 1952: out = status_prompt_complete_window_menu(c, session, colon + 1,
1953: offset, flag);
1.204 nicm 1954: if (out == NULL)
1955: return (NULL);
1956: }
1.1 nicm 1957:
1.204 nicm 1958: found:
1959: if (size != 0) {
1960: qsort(list, size, sizeof *list, status_prompt_complete_sort);
1961: for (i = 0; i < size; i++)
1962: log_debug("complete %u: %s", i, list[i]);
1963: }
1.128 nicm 1964:
1.204 nicm 1965: if (out != NULL && strcmp(word, out) == 0) {
1966: free(out);
1967: out = NULL;
1.1 nicm 1968: }
1.204 nicm 1969: if (out != NULL ||
1970: !status_prompt_complete_list_menu(c, list, size, offset, flag)) {
1971: for (i = 0; i < size; i++)
1972: free(list[i]);
1973: free(list);
1.128 nicm 1974: }
1975: return (out);
1.224 nicm 1976: }
1977:
1978: /* Return the type of the prompt as an enum. */
1979: enum prompt_type
1980: status_prompt_type(const char *type)
1981: {
1982: u_int i;
1983:
1984: for (i = 0; i < PROMPT_NTYPES; i++) {
1985: if (strcmp(type, status_prompt_type_string(i)) == 0)
1986: return (i);
1987: }
1988: return (PROMPT_TYPE_INVALID);
1989: }
1990:
1991: /* Accessor for prompt_type_strings. */
1992: const char *
1993: status_prompt_type_string(u_int type)
1994: {
1995: if (type >= PROMPT_NTYPES)
1996: return ("invalid");
1997: return (prompt_type_strings[type]);
1.1 nicm 1998: }