Annotation of src/usr.bin/tmux/status.c, Revision 1.241
1.241 ! nicm 1: /* $OpenBSD: status.c,v 1.240 2023/08/15 07:01:47 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:
1.235 nicm 266: /* Get the prompt line number for client's session. 1 means at the bottom. */
267: static u_int
268: status_prompt_line_at(struct client *c)
269: {
270: struct session *s = c->session;
271:
272: if (c->flags & (CLIENT_STATUSOFF|CLIENT_CONTROL))
273: return (1);
1.236 nicm 274: return (options_get_number(s->options, "message-line"));
1.235 nicm 275: }
276:
1.192 nicm 277: /* Get window at window list position. */
278: struct style_range *
279: status_get_range(struct client *c, u_int x, u_int y)
1.48 nicm 280: {
1.192 nicm 281: struct status_line *sl = &c->status;
282: struct style_range *sr;
1.48 nicm 283:
1.192 nicm 284: if (y >= nitems(sl->entries))
285: return (NULL);
286: TAILQ_FOREACH(sr, &sl->entries[y].ranges, entry) {
287: if (x >= sr->start && x < sr->end)
288: return (sr);
289: }
290: return (NULL);
1.48 nicm 291: }
292:
1.192 nicm 293: /* Free all ranges. */
294: static void
295: status_free_ranges(struct style_ranges *srs)
1.48 nicm 296: {
1.192 nicm 297: struct style_range *sr, *sr1;
1.48 nicm 298:
1.192 nicm 299: TAILQ_FOREACH_SAFE(sr, srs, entry, sr1) {
300: TAILQ_REMOVE(srs, sr, entry);
301: free(sr);
1.73 nicm 302: }
303: }
304:
1.189 nicm 305: /* Save old status line. */
306: static void
307: status_push_screen(struct client *c)
308: {
309: struct status_line *sl = &c->status;
310:
311: if (sl->active == &sl->screen) {
312: sl->active = xmalloc(sizeof *sl->active);
313: screen_init(sl->active, c->tty.sx, status_line_size(c), 0);
314: }
315: sl->references++;
316: }
317:
318: /* Restore old status line. */
319: static void
320: status_pop_screen(struct client *c)
321: {
322: struct status_line *sl = &c->status;
323:
324: if (--sl->references == 0) {
325: screen_free(sl->active);
326: free(sl->active);
327: sl->active = &sl->screen;
328: }
329: }
330:
1.187 nicm 331: /* Initialize status line. */
332: void
333: status_init(struct client *c)
334: {
335: struct status_line *sl = &c->status;
1.192 nicm 336: u_int i;
337:
338: for (i = 0; i < nitems(sl->entries); i++)
339: TAILQ_INIT(&sl->entries[i].ranges);
1.187 nicm 340:
341: screen_init(&sl->screen, c->tty.sx, 1, 0);
1.189 nicm 342: sl->active = &sl->screen;
1.187 nicm 343: }
344:
1.186 nicm 345: /* Free status line. */
346: void
347: status_free(struct client *c)
348: {
349: struct status_line *sl = &c->status;
1.192 nicm 350: u_int i;
351:
352: for (i = 0; i < nitems(sl->entries); i++) {
353: status_free_ranges(&sl->entries[i].ranges);
354: free((void *)sl->entries[i].expanded);
355: }
1.186 nicm 356:
357: if (event_initialized(&sl->timer))
358: evtimer_del(&sl->timer);
359:
1.189 nicm 360: if (sl->active != &sl->screen) {
361: screen_free(sl->active);
362: free(sl->active);
363: }
1.187 nicm 364: screen_free(&sl->screen);
1.186 nicm 365: }
366:
367: /* Draw status line for client. */
1.1 nicm 368: int
369: status_redraw(struct client *c)
370: {
1.192 nicm 371: struct status_line *sl = &c->status;
372: struct status_line_entry *sle;
373: struct session *s = c->session;
374: struct screen_write_ctx ctx;
375: struct grid_cell gc;
1.197 nicm 376: u_int lines, i, n, width = c->tty.sx;
1.203 nicm 377: int flags, force = 0, changed = 0, fg, bg;
1.192 nicm 378: struct options_entry *o;
1.193 nicm 379: union options_value *ov;
1.192 nicm 380: struct format_tree *ft;
381: char *expanded;
382:
383: log_debug("%s enter", __func__);
1.1 nicm 384:
1.189 nicm 385: /* Shouldn't get here if not the active screen. */
386: if (sl->active != &sl->screen)
387: fatalx("not the active screen");
1.167 nicm 388:
1.49 nicm 389: /* No status line? */
1.182 nicm 390: lines = status_line_size(c);
1.169 nicm 391: if (c->tty.sy == 0 || lines == 0)
1.7 nicm 392: return (1);
1.1 nicm 393:
1.207 nicm 394: /* Create format tree. */
395: flags = FORMAT_STATUS;
396: if (c->flags & CLIENT_STATUSFORCE)
397: flags |= FORMAT_FORCE;
398: ft = format_create(c, NULL, FORMAT_NONE, flags);
399: format_defaults(ft, c, NULL, NULL, NULL);
400:
1.48 nicm 401: /* Set up default colour. */
1.207 nicm 402: style_apply(&gc, s->options, "status-style", ft);
1.203 nicm 403: fg = options_get_number(s->options, "status-fg");
1.226 nicm 404: if (!COLOUR_DEFAULT(fg))
1.203 nicm 405: gc.fg = fg;
406: bg = options_get_number(s->options, "status-bg");
1.226 nicm 407: if (!COLOUR_DEFAULT(bg))
1.203 nicm 408: gc.bg = bg;
1.192 nicm 409: if (!grid_cells_equal(&gc, &sl->style)) {
410: force = 1;
411: memcpy(&sl->style, &gc, sizeof sl->style);
412: }
413:
414: /* Resize the target screen. */
415: if (screen_size_x(&sl->screen) != width ||
416: screen_size_y(&sl->screen) != lines) {
417: screen_resize(&sl->screen, width, lines, 0);
1.200 nicm 418: changed = force = 1;
1.1 nicm 419: }
1.208 nicm 420: screen_write_start(&ctx, &sl->screen);
1.1 nicm 421:
1.192 nicm 422: /* Write the status lines. */
423: o = options_get(s->options, "status-format");
1.197 nicm 424: if (o == NULL) {
425: for (n = 0; n < width * lines; n++)
426: screen_write_putc(&ctx, &gc, ' ');
427: } else {
1.192 nicm 428: for (i = 0; i < lines; i++) {
429: screen_write_cursormove(&ctx, 0, i, 0);
430:
1.193 nicm 431: ov = options_array_get(o, i);
432: if (ov == NULL) {
1.197 nicm 433: for (n = 0; n < width; n++)
434: screen_write_putc(&ctx, &gc, ' ');
1.192 nicm 435: continue;
436: }
437: sle = &sl->entries[i];
1.1 nicm 438:
1.193 nicm 439: expanded = format_expand_time(ft, ov->string);
1.192 nicm 440: if (!force &&
441: sle->expanded != NULL &&
442: strcmp(expanded, sle->expanded) == 0) {
443: free(expanded);
444: continue;
445: }
446: changed = 1;
1.1 nicm 447:
1.197 nicm 448: for (n = 0; n < width; n++)
449: screen_write_putc(&ctx, &gc, ' ');
450: screen_write_cursormove(&ctx, 0, i, 0);
451:
1.192 nicm 452: status_free_ranges(&sle->ranges);
1.228 nicm 453: format_draw(&ctx, &gc, width, expanded, &sle->ranges,
454: 0);
1.1 nicm 455:
1.192 nicm 456: free(sle->expanded);
457: sle->expanded = expanded;
1.48 nicm 458: }
459: }
460: screen_write_stop(&ctx);
1.1 nicm 461:
1.192 nicm 462: /* Free the format tree. */
1.99 nicm 463: format_free(ft);
1.1 nicm 464:
1.192 nicm 465: /* Return if the status line has changed. */
466: log_debug("%s exit: force=%d, changed=%d", __func__, force, changed);
467: return (force || changed);
1.1 nicm 468: }
469:
1.46 nicm 470: /* Set a status line message. */
1.117 nicm 471: void
1.218 nicm 472: status_message_set(struct client *c, int delay, int ignore_styles,
1.221 nicm 473: int ignore_keys, const char *fmt, ...)
1.1 nicm 474: {
1.241 ! nicm 475: struct timeval tv;
! 476: va_list ap;
! 477: char *s;
1.167 nicm 478:
1.28 nicm 479: va_start(ap, fmt);
1.241 ! nicm 480: xvasprintf(&s, fmt, ap);
1.28 nicm 481: va_end(ap);
482:
1.241 ! nicm 483: log_debug("%s: %s", __func__, s);
! 484:
! 485: if (c == NULL) {
! 486: server_add_message("message: %s", s);
! 487: free(s);
! 488: return;
! 489: }
! 490:
! 491: status_message_clear(c);
! 492: status_push_screen(c);
! 493: c->message_string = s;
! 494: server_add_message("%s message: %s", c->name, s);
1.44 nicm 495:
1.218 nicm 496: /*
497: * With delay -1, the display-time option is used; zero means wait for
498: * key press; more than zero is the actual delay time in milliseconds.
499: */
500: if (delay == -1)
501: delay = options_get_number(c->session->options, "display-time");
1.143 tim 502: if (delay > 0) {
503: tv.tv_sec = delay / 1000;
504: tv.tv_usec = (delay % 1000) * 1000L;
505:
506: if (event_initialized(&c->message_timer))
507: evtimer_del(&c->message_timer);
508: evtimer_set(&c->message_timer, status_message_callback, c);
1.218 nicm 509:
1.143 tim 510: evtimer_add(&c->message_timer, &tv);
511: }
1.221 nicm 512:
513: if (delay != 0)
514: c->message_ignore_keys = ignore_keys;
515: c->message_ignore_styles = ignore_styles;
1.1 nicm 516:
517: c->tty.flags |= (TTY_NOCURSOR|TTY_FREEZE);
1.177 nicm 518: c->flags |= CLIENT_REDRAWSTATUS;
1.1 nicm 519: }
520:
1.46 nicm 521: /* Clear status line message. */
1.1 nicm 522: void
523: status_message_clear(struct client *c)
524: {
525: if (c->message_string == NULL)
526: return;
527:
1.94 nicm 528: free(c->message_string);
1.1 nicm 529: c->message_string = NULL;
530:
1.156 nicm 531: if (c->prompt_string == NULL)
532: c->tty.flags &= ~(TTY_NOCURSOR|TTY_FREEZE);
1.177 nicm 533: c->flags |= CLIENT_ALLREDRAWFLAGS; /* was frozen and may have changed */
1.7 nicm 534:
1.189 nicm 535: status_pop_screen(c);
1.42 nicm 536: }
537:
1.46 nicm 538: /* Clear status line message after timer expires. */
1.151 nicm 539: static void
1.141 nicm 540: status_message_callback(__unused int fd, __unused short event, void *data)
1.42 nicm 541: {
542: struct client *c = data;
543:
544: status_message_clear(c);
1.1 nicm 545: }
546:
547: /* Draw client message on status line of present else on last line. */
548: int
549: status_message_redraw(struct client *c)
550: {
1.189 nicm 551: struct status_line *sl = &c->status;
552: struct screen_write_ctx ctx;
553: struct session *s = c->session;
554: struct screen old_screen;
555: size_t len;
1.235 nicm 556: u_int lines, offset, messageline;
1.189 nicm 557: struct grid_cell gc;
1.207 nicm 558: struct format_tree *ft;
1.1 nicm 559:
560: if (c->tty.sx == 0 || c->tty.sy == 0)
561: return (0);
1.189 nicm 562: memcpy(&old_screen, sl->active, sizeof old_screen);
1.169 nicm 563:
1.182 nicm 564: lines = status_line_size(c);
1.189 nicm 565: if (lines <= 1)
1.173 nicm 566: lines = 1;
1.190 nicm 567: screen_init(sl->active, c->tty.sx, lines, 0);
1.1 nicm 568:
1.235 nicm 569: messageline = status_prompt_line_at(c);
570: if (messageline > lines - 1)
571: messageline = lines - 1;
572:
1.139 nicm 573: len = screen_write_strlen("%s", c->message_string);
1.1 nicm 574: if (len > c->tty.sx)
575: len = c->tty.sx;
576:
1.207 nicm 577: ft = format_create_defaults(NULL, c, NULL, NULL, NULL);
578: style_apply(&gc, s->options, "message-style", ft);
579: format_free(ft);
1.1 nicm 580:
1.208 nicm 581: screen_write_start(&ctx, sl->active);
1.235 nicm 582: screen_write_fast_copy(&ctx, &sl->screen, 0, 0, c->tty.sx, lines);
583: screen_write_cursormove(&ctx, 0, messageline, 0);
1.192 nicm 584: for (offset = 0; offset < c->tty.sx; offset++)
1.170 nicm 585: screen_write_putc(&ctx, &gc, ' ');
1.235 nicm 586: screen_write_cursormove(&ctx, 0, messageline, 0);
1.210 nicm 587: if (c->message_ignore_styles)
588: screen_write_nputs(&ctx, len, &gc, "%s", c->message_string);
589: else
1.228 nicm 590: format_draw(&ctx, &gc, c->tty.sx, c->message_string, NULL, 0);
1.1 nicm 591: screen_write_stop(&ctx);
592:
1.189 nicm 593: if (grid_compare(sl->active->grid, old_screen.grid) == 0) {
594: screen_free(&old_screen);
1.1 nicm 595: return (0);
596: }
1.189 nicm 597: screen_free(&old_screen);
1.1 nicm 598: return (1);
599: }
600:
1.46 nicm 601: /* Enable status line prompt. */
1.1 nicm 602: void
1.211 nicm 603: status_prompt_set(struct client *c, struct cmd_find_state *fs,
604: const char *msg, const char *input, prompt_input_cb inputcb,
1.224 nicm 605: prompt_free_cb freecb, void *data, int flags, enum prompt_type prompt_type)
1.1 nicm 606: {
1.122 nicm 607: struct format_tree *ft;
1.219 nicm 608: char *tmp;
1.122 nicm 609:
1.211 nicm 610: if (fs != NULL)
611: ft = format_create_from_state(NULL, c, fs);
612: else
613: ft = format_create_defaults(NULL, c, NULL, NULL, NULL);
1.152 nicm 614:
1.168 nicm 615: if (input == NULL)
616: input = "";
617: if (flags & PROMPT_NOFORMAT)
618: tmp = xstrdup(input);
619: else
1.185 nicm 620: tmp = format_expand_time(ft, input);
1.20 nicm 621:
1.12 nicm 622: status_message_clear(c);
623: status_prompt_clear(c);
1.189 nicm 624: status_push_screen(c);
1.12 nicm 625:
1.185 nicm 626: c->prompt_string = format_expand_time(ft, msg);
1.1 nicm 627:
1.219 nicm 628: if (flags & PROMPT_INCREMENTAL) {
629: c->prompt_last = xstrdup(tmp);
630: c->prompt_buffer = utf8_fromcstr("");
631: } else {
632: c->prompt_last = NULL;
633: c->prompt_buffer = utf8_fromcstr(tmp);
634: }
1.152 nicm 635: c->prompt_index = utf8_strlen(c->prompt_buffer);
1.1 nicm 636:
1.166 nicm 637: c->prompt_inputcb = inputcb;
638: c->prompt_freecb = freecb;
1.1 nicm 639: c->prompt_data = data;
640:
1.224 nicm 641: memset(c->prompt_hindex, 0, sizeof c->prompt_hindex);
1.1 nicm 642:
643: c->prompt_flags = flags;
1.224 nicm 644: c->prompt_type = prompt_type;
1.155 nicm 645: c->prompt_mode = PROMPT_ENTRY;
1.1 nicm 646:
1.158 nicm 647: if (~flags & PROMPT_INCREMENTAL)
648: c->tty.flags |= (TTY_NOCURSOR|TTY_FREEZE);
1.177 nicm 649: c->flags |= CLIENT_REDRAWSTATUS;
1.165 nicm 650:
1.219 nicm 651: if (flags & PROMPT_INCREMENTAL)
652: c->prompt_inputcb(c, c->prompt_data, "=", 0);
1.122 nicm 653:
1.152 nicm 654: free(tmp);
1.122 nicm 655: format_free(ft);
1.1 nicm 656: }
657:
1.46 nicm 658: /* Remove status line prompt. */
1.1 nicm 659: void
660: status_prompt_clear(struct client *c)
661: {
1.55 nicm 662: if (c->prompt_string == NULL)
1.1 nicm 663: return;
664:
1.166 nicm 665: if (c->prompt_freecb != NULL && c->prompt_data != NULL)
666: c->prompt_freecb(c->prompt_data);
1.1 nicm 667:
1.219 nicm 668: free(c->prompt_last);
669: c->prompt_last = NULL;
670:
1.94 nicm 671: free(c->prompt_string);
1.1 nicm 672: c->prompt_string = NULL;
673:
1.94 nicm 674: free(c->prompt_buffer);
1.1 nicm 675: c->prompt_buffer = NULL;
676:
1.181 nicm 677: free(c->prompt_saved);
678: c->prompt_saved = NULL;
679:
1.1 nicm 680: c->tty.flags &= ~(TTY_NOCURSOR|TTY_FREEZE);
1.177 nicm 681: c->flags |= CLIENT_ALLREDRAWFLAGS; /* was frozen and may have changed */
1.7 nicm 682:
1.189 nicm 683: status_pop_screen(c);
1.27 nicm 684: }
685:
1.46 nicm 686: /* Update status line prompt with a new prompt string. */
1.27 nicm 687: void
1.76 nicm 688: status_prompt_update(struct client *c, const char *msg, const char *input)
1.27 nicm 689: {
1.122 nicm 690: struct format_tree *ft;
1.152 nicm 691: char *tmp;
1.122 nicm 692:
1.164 nicm 693: ft = format_create(c, NULL, FORMAT_NONE, 0);
1.122 nicm 694: format_defaults(ft, c, NULL, NULL, NULL);
1.152 nicm 695:
1.185 nicm 696: tmp = format_expand_time(ft, input);
1.122 nicm 697:
1.94 nicm 698: free(c->prompt_string);
1.185 nicm 699: c->prompt_string = format_expand_time(ft, msg);
1.27 nicm 700:
1.94 nicm 701: free(c->prompt_buffer);
1.152 nicm 702: c->prompt_buffer = utf8_fromcstr(tmp);
703: c->prompt_index = utf8_strlen(c->prompt_buffer);
1.27 nicm 704:
1.224 nicm 705: memset(c->prompt_hindex, 0, sizeof c->prompt_hindex);
1.27 nicm 706:
1.177 nicm 707: c->flags |= CLIENT_REDRAWSTATUS;
1.122 nicm 708:
1.152 nicm 709: free(tmp);
1.122 nicm 710: format_free(ft);
1.1 nicm 711: }
712:
713: /* Draw client prompt on status line of present else on last line. */
714: int
715: status_prompt_redraw(struct client *c)
716: {
1.189 nicm 717: struct status_line *sl = &c->status;
1.152 nicm 718: struct screen_write_ctx ctx;
719: struct session *s = c->session;
1.189 nicm 720: struct screen old_screen;
721: u_int i, lines, offset, left, start, width;
1.235 nicm 722: u_int pcursor, pwidth, promptline;
1.152 nicm 723: struct grid_cell gc, cursorgc;
1.207 nicm 724: struct format_tree *ft;
1.1 nicm 725:
726: if (c->tty.sx == 0 || c->tty.sy == 0)
727: return (0);
1.189 nicm 728: memcpy(&old_screen, sl->active, sizeof old_screen);
1.169 nicm 729:
1.182 nicm 730: lines = status_line_size(c);
1.189 nicm 731: if (lines <= 1)
1.173 nicm 732: lines = 1;
1.189 nicm 733: screen_init(sl->active, c->tty.sx, lines, 0);
1.1 nicm 734:
1.235 nicm 735: promptline = status_prompt_line_at(c);
736: if (promptline > lines - 1)
737: promptline = lines - 1;
738:
1.207 nicm 739: ft = format_create_defaults(NULL, c, NULL, NULL, NULL);
1.155 nicm 740: if (c->prompt_mode == PROMPT_COMMAND)
1.207 nicm 741: style_apply(&gc, s->options, "message-command-style", ft);
1.108 nicm 742: else
1.207 nicm 743: style_apply(&gc, s->options, "message-style", ft);
744: format_free(ft);
1.1 nicm 745:
1.152 nicm 746: memcpy(&cursorgc, &gc, sizeof cursorgc);
747: cursorgc.attr ^= GRID_ATTR_REVERSE;
748:
1.232 nicm 749: start = format_width(c->prompt_string);
1.152 nicm 750: if (start > c->tty.sx)
751: start = c->tty.sx;
752:
1.208 nicm 753: screen_write_start(&ctx, sl->active);
1.235 nicm 754: screen_write_fast_copy(&ctx, &sl->screen, 0, 0, c->tty.sx, lines);
755: screen_write_cursormove(&ctx, 0, promptline, 0);
1.192 nicm 756: for (offset = 0; offset < c->tty.sx; offset++)
1.170 nicm 757: screen_write_putc(&ctx, &gc, ' ');
1.235 nicm 758: screen_write_cursormove(&ctx, 0, promptline, 0);
1.232 nicm 759: format_draw(&ctx, &gc, start, c->prompt_string, NULL, 0);
1.235 nicm 760: screen_write_cursormove(&ctx, start, promptline, 0);
1.1 nicm 761:
1.152 nicm 762: left = c->tty.sx - start;
763: if (left == 0)
764: goto finished;
765:
766: pcursor = utf8_strwidth(c->prompt_buffer, c->prompt_index);
767: pwidth = utf8_strwidth(c->prompt_buffer, -1);
768: if (pcursor >= left) {
769: /*
770: * The cursor would be outside the screen so start drawing
771: * with it on the right.
772: */
773: offset = (pcursor - left) + 1;
774: pwidth = left;
775: } else
776: offset = 0;
777: if (pwidth > left)
778: pwidth = left;
1.231 nicm 779: c->prompt_cursor = start + c->prompt_index - offset;
1.152 nicm 780:
781: width = 0;
782: for (i = 0; c->prompt_buffer[i].size != 0; i++) {
783: if (width < offset) {
784: width += c->prompt_buffer[i].width;
785: continue;
1.1 nicm 786: }
1.152 nicm 787: if (width >= offset + pwidth)
788: break;
789: width += c->prompt_buffer[i].width;
790: if (width > offset + pwidth)
791: break;
1.1 nicm 792:
1.152 nicm 793: if (i != c->prompt_index) {
794: utf8_copy(&gc.data, &c->prompt_buffer[i]);
795: screen_write_cell(&ctx, &gc);
796: } else {
797: utf8_copy(&cursorgc.data, &c->prompt_buffer[i]);
798: screen_write_cell(&ctx, &cursorgc);
799: }
1.1 nicm 800: }
1.189 nicm 801: if (sl->active->cx < screen_size_x(sl->active) && c->prompt_index >= i)
1.152 nicm 802: screen_write_putc(&ctx, &cursorgc, ' ');
1.1 nicm 803:
1.152 nicm 804: finished:
1.1 nicm 805: screen_write_stop(&ctx);
1.51 nicm 806:
1.189 nicm 807: if (grid_compare(sl->active->grid, old_screen.grid) == 0) {
808: screen_free(&old_screen);
1.1 nicm 809: return (0);
810: }
1.189 nicm 811: screen_free(&old_screen);
1.1 nicm 812: return (1);
813: }
814:
1.152 nicm 815: /* Is this a separator? */
816: static int
817: status_prompt_in_list(const char *ws, const struct utf8_data *ud)
818: {
819: if (ud->size != 1 || ud->width != 1)
820: return (0);
821: return (strchr(ws, *ud->data) != NULL);
822: }
823:
824: /* Is this a space? */
825: static int
826: status_prompt_space(const struct utf8_data *ud)
827: {
828: if (ud->size != 1 || ud->width != 1)
829: return (0);
830: return (*ud->data == ' ');
831: }
832:
1.155 nicm 833: /*
1.224 nicm 834: * Translate key from vi to emacs. Return 0 to drop key, 1 to process the key
1.155 nicm 835: * as an emacs key; return 2 to append to the buffer.
836: */
837: static int
838: status_prompt_translate_key(struct client *c, key_code key, key_code *new_key)
839: {
840: if (c->prompt_mode == PROMPT_ENTRY) {
841: switch (key) {
1.229 nicm 842: case '\001': /* C-a */
1.155 nicm 843: case '\003': /* C-c */
1.229 nicm 844: case '\005': /* C-e */
1.202 nicm 845: case '\007': /* C-g */
1.155 nicm 846: case '\010': /* C-h */
847: case '\011': /* Tab */
1.229 nicm 848: case '\013': /* C-k */
849: case '\016': /* C-n */
850: case '\020': /* C-p */
851: case '\024': /* C-t */
1.155 nicm 852: case '\025': /* C-u */
853: case '\027': /* C-w */
1.229 nicm 854: case '\031': /* C-y */
1.155 nicm 855: case '\n':
856: case '\r':
1.229 nicm 857: case KEYC_LEFT|KEYC_CTRL:
858: case KEYC_RIGHT|KEYC_CTRL:
1.155 nicm 859: case KEYC_BSPACE:
860: case KEYC_DC:
861: case KEYC_DOWN:
862: case KEYC_END:
863: case KEYC_HOME:
864: case KEYC_LEFT:
865: case KEYC_RIGHT:
866: case KEYC_UP:
867: *new_key = key;
868: return (1);
869: case '\033': /* Escape */
870: c->prompt_mode = PROMPT_COMMAND;
1.177 nicm 871: c->flags |= CLIENT_REDRAWSTATUS;
1.155 nicm 872: return (0);
873: }
874: *new_key = key;
875: return (2);
876: }
877:
878: switch (key) {
1.229 nicm 879: case KEYC_BSPACE:
880: *new_key = KEYC_LEFT;
881: return (1);
1.155 nicm 882: case 'A':
883: case 'I':
884: case 'C':
885: case 's':
886: case 'a':
887: c->prompt_mode = PROMPT_ENTRY;
1.177 nicm 888: c->flags |= CLIENT_REDRAWSTATUS;
1.155 nicm 889: break; /* switch mode and... */
890: case 'S':
891: c->prompt_mode = PROMPT_ENTRY;
1.177 nicm 892: c->flags |= CLIENT_REDRAWSTATUS;
1.155 nicm 893: *new_key = '\025'; /* C-u */
894: return (1);
895: case 'i':
896: case '\033': /* Escape */
897: c->prompt_mode = PROMPT_ENTRY;
1.177 nicm 898: c->flags |= CLIENT_REDRAWSTATUS;
1.155 nicm 899: return (0);
900: }
901:
902: switch (key) {
903: case 'A':
904: case '$':
905: *new_key = KEYC_END;
906: return (1);
907: case 'I':
908: case '0':
909: case '^':
910: *new_key = KEYC_HOME;
911: return (1);
912: case 'C':
913: case 'D':
914: *new_key = '\013'; /* C-k */
915: return (1);
916: case KEYC_BSPACE:
917: case 'X':
918: *new_key = KEYC_BSPACE;
919: return (1);
920: case 'b':
1.225 nicm 921: *new_key = 'b'|KEYC_META;
922: return (1);
1.155 nicm 923: case 'B':
1.225 nicm 924: *new_key = 'B'|KEYC_VI;
1.155 nicm 925: return (1);
926: case 'd':
1.229 nicm 927: *new_key = '\025'; /* C-u */
1.155 nicm 928: return (1);
929: case 'e':
1.225 nicm 930: *new_key = 'e'|KEYC_VI;
931: return (1);
1.155 nicm 932: case 'E':
1.225 nicm 933: *new_key = 'E'|KEYC_VI;
934: return (1);
1.155 nicm 935: case 'w':
1.225 nicm 936: *new_key = 'w'|KEYC_VI;
937: return (1);
1.155 nicm 938: case 'W':
1.225 nicm 939: *new_key = 'W'|KEYC_VI;
1.155 nicm 940: return (1);
941: case 'p':
942: *new_key = '\031'; /* C-y */
1.202 nicm 943: return (1);
944: case 'q':
945: *new_key = '\003'; /* C-c */
1.155 nicm 946: return (1);
947: case 's':
948: case KEYC_DC:
949: case 'x':
950: *new_key = KEYC_DC;
951: return (1);
952: case KEYC_DOWN:
953: case 'j':
954: *new_key = KEYC_DOWN;
955: return (1);
956: case KEYC_LEFT:
957: case 'h':
958: *new_key = KEYC_LEFT;
959: return (1);
960: case 'a':
961: case KEYC_RIGHT:
962: case 'l':
963: *new_key = KEYC_RIGHT;
964: return (1);
965: case KEYC_UP:
966: case 'k':
967: *new_key = KEYC_UP;
968: return (1);
969: case '\010' /* C-h */:
970: case '\003' /* C-c */:
971: case '\n':
972: case '\r':
973: return (1);
974: }
975: return (0);
976: }
977:
1.199 nicm 978: /* Paste into prompt. */
979: static int
980: status_prompt_paste(struct client *c)
981: {
982: struct paste_buffer *pb;
983: const char *bufdata;
984: size_t size, n, bufsize;
985: u_int i;
986: struct utf8_data *ud, *udp;
987: enum utf8_state more;
988:
989: size = utf8_strlen(c->prompt_buffer);
990: if (c->prompt_saved != NULL) {
991: ud = c->prompt_saved;
992: n = utf8_strlen(c->prompt_saved);
993: } else {
994: if ((pb = paste_get_top(NULL)) == NULL)
995: return (0);
996: bufdata = paste_buffer_data(pb, &bufsize);
1.200 nicm 997: ud = xreallocarray(NULL, bufsize + 1, sizeof *ud);
1.199 nicm 998: udp = ud;
999: for (i = 0; i != bufsize; /* nothing */) {
1000: more = utf8_open(udp, bufdata[i]);
1001: if (more == UTF8_MORE) {
1002: while (++i != bufsize && more == UTF8_MORE)
1003: more = utf8_append(udp, bufdata[i]);
1004: if (more == UTF8_DONE) {
1005: udp++;
1006: continue;
1007: }
1008: i -= udp->have;
1009: }
1010: if (bufdata[i] <= 31 || bufdata[i] >= 127)
1011: break;
1012: utf8_set(udp, bufdata[i]);
1013: udp++;
1014: i++;
1015: }
1016: udp->size = 0;
1017: n = udp - ud;
1018: }
1019: if (n == 0)
1020: return (0);
1021:
1022: c->prompt_buffer = xreallocarray(c->prompt_buffer, size + n + 1,
1023: sizeof *c->prompt_buffer);
1024: if (c->prompt_index == size) {
1025: memcpy(c->prompt_buffer + c->prompt_index, ud,
1026: n * sizeof *c->prompt_buffer);
1027: c->prompt_index += n;
1028: c->prompt_buffer[c->prompt_index].size = 0;
1029: } else {
1030: memmove(c->prompt_buffer + c->prompt_index + n,
1031: c->prompt_buffer + c->prompt_index,
1032: (size + 1 - c->prompt_index) * sizeof *c->prompt_buffer);
1033: memcpy(c->prompt_buffer + c->prompt_index, ud,
1034: n * sizeof *c->prompt_buffer);
1035: c->prompt_index += n;
1036: }
1037:
1038: if (ud != c->prompt_saved)
1039: free(ud);
1040: return (1);
1041: }
1042:
1.204 nicm 1043: /* Finish completion. */
1044: static int
1045: status_prompt_replace_complete(struct client *c, const char *s)
1046: {
1047: char word[64], *allocated = NULL;
1048: size_t size, n, off, idx, used;
1049: struct utf8_data *first, *last, *ud;
1050:
1.205 nicm 1051: /* Work out where the cursor currently is. */
1.204 nicm 1052: idx = c->prompt_index;
1053: if (idx != 0)
1054: idx--;
1.205 nicm 1055: size = utf8_strlen(c->prompt_buffer);
1.204 nicm 1056:
1057: /* Find the word we are in. */
1058: first = &c->prompt_buffer[idx];
1059: while (first > c->prompt_buffer && !status_prompt_space(first))
1060: first--;
1061: while (first->size != 0 && status_prompt_space(first))
1062: first++;
1063: last = &c->prompt_buffer[idx];
1064: while (last->size != 0 && !status_prompt_space(last))
1065: last++;
1066: while (last > c->prompt_buffer && status_prompt_space(last))
1067: last--;
1068: if (last->size != 0)
1069: last++;
1.205 nicm 1070: if (last < first)
1.204 nicm 1071: return (0);
1072: if (s == NULL) {
1073: used = 0;
1074: for (ud = first; ud < last; ud++) {
1075: if (used + ud->size >= sizeof word)
1076: break;
1077: memcpy(word + used, ud->data, ud->size);
1078: used += ud->size;
1079: }
1080: if (ud != last)
1081: return (0);
1082: word[used] = '\0';
1083: }
1084:
1085: /* Try to complete it. */
1086: if (s == NULL) {
1087: allocated = status_prompt_complete(c, word,
1088: first - c->prompt_buffer);
1089: if (allocated == NULL)
1090: return (0);
1091: s = allocated;
1092: }
1093:
1094: /* Trim out word. */
1095: n = size - (last - c->prompt_buffer) + 1; /* with \0 */
1096: memmove(first, last, n * sizeof *c->prompt_buffer);
1097: size -= last - first;
1098:
1099: /* Insert the new word. */
1100: size += strlen(s);
1101: off = first - c->prompt_buffer;
1102: c->prompt_buffer = xreallocarray(c->prompt_buffer, size + 1,
1103: sizeof *c->prompt_buffer);
1104: first = c->prompt_buffer + off;
1105: memmove(first + strlen(s), first, n * sizeof *c->prompt_buffer);
1106: for (idx = 0; idx < strlen(s); idx++)
1107: utf8_set(&first[idx], s[idx]);
1108: c->prompt_index = (first - c->prompt_buffer) + strlen(s);
1109:
1110: free(allocated);
1111: return (1);
1112: }
1113:
1.225 nicm 1114: /* Prompt forward to the next beginning of a word. */
1115: static void
1116: status_prompt_forward_word(struct client *c, size_t size, int vi,
1117: const char *separators)
1118: {
1119: size_t idx = c->prompt_index;
1120: int word_is_separators;
1121:
1122: /* In emacs mode, skip until the first non-whitespace character. */
1123: if (!vi)
1124: while (idx != size &&
1125: status_prompt_space(&c->prompt_buffer[idx]))
1126: idx++;
1127:
1128: /* Can't move forward if we're already at the end. */
1129: if (idx == size) {
1130: c->prompt_index = idx;
1131: return;
1132: }
1133:
1134: /* Determine the current character class (separators or not). */
1135: word_is_separators = status_prompt_in_list(separators,
1136: &c->prompt_buffer[idx]) &&
1137: !status_prompt_space(&c->prompt_buffer[idx]);
1138:
1139: /* Skip ahead until the first space or opposite character class. */
1140: do {
1141: idx++;
1142: if (status_prompt_space(&c->prompt_buffer[idx])) {
1143: /* In vi mode, go to the start of the next word. */
1144: if (vi)
1145: while (idx != size &&
1146: status_prompt_space(&c->prompt_buffer[idx]))
1147: idx++;
1148: break;
1149: }
1150: } while (idx != size && word_is_separators == status_prompt_in_list(
1151: separators, &c->prompt_buffer[idx]));
1152:
1153: c->prompt_index = idx;
1154: }
1155:
1156: /* Prompt forward to the next end of a word. */
1157: static void
1158: status_prompt_end_word(struct client *c, size_t size, const char *separators)
1159: {
1160: size_t idx = c->prompt_index;
1161: int word_is_separators;
1162:
1163: /* Can't move forward if we're already at the end. */
1164: if (idx == size)
1165: return;
1166:
1167: /* Find the next word. */
1168: do {
1169: idx++;
1170: if (idx == size) {
1171: c->prompt_index = idx;
1172: return;
1173: }
1174: } while (status_prompt_space(&c->prompt_buffer[idx]));
1175:
1176: /* Determine the character class (separators or not). */
1177: word_is_separators = status_prompt_in_list(separators,
1178: &c->prompt_buffer[idx]);
1179:
1180: /* Skip ahead until the next space or opposite character class. */
1181: do {
1182: idx++;
1183: if (idx == size)
1184: break;
1185: } while (!status_prompt_space(&c->prompt_buffer[idx]) &&
1186: word_is_separators == status_prompt_in_list(separators,
1187: &c->prompt_buffer[idx]));
1188:
1189: /* Back up to the previous character to stop at the end of the word. */
1190: c->prompt_index = idx - 1;
1191: }
1192:
1193: /* Prompt backward to the previous beginning of a word. */
1194: static void
1195: status_prompt_backward_word(struct client *c, const char *separators)
1196: {
1197: size_t idx = c->prompt_index;
1198: int word_is_separators;
1199:
1200: /* Find non-whitespace. */
1201: while (idx != 0) {
1202: --idx;
1203: if (!status_prompt_space(&c->prompt_buffer[idx]))
1204: break;
1205: }
1206: word_is_separators = status_prompt_in_list(separators,
1207: &c->prompt_buffer[idx]);
1208:
1209: /* Find the character before the beginning of the word. */
1210: while (idx != 0) {
1211: --idx;
1212: if (status_prompt_space(&c->prompt_buffer[idx]) ||
1213: word_is_separators != status_prompt_in_list(separators,
1214: &c->prompt_buffer[idx])) {
1215: /* Go back to the word. */
1216: idx++;
1217: break;
1218: }
1219: }
1220: c->prompt_index = idx;
1221: }
1222:
1.1 nicm 1223: /* Handle keys in prompt. */
1.154 nicm 1224: int
1.138 nicm 1225: status_prompt_key(struct client *c, key_code key)
1.1 nicm 1226: {
1.152 nicm 1227: struct options *oo = c->session->options;
1.204 nicm 1228: char *s, *cp, prefix = '=';
1.225 nicm 1229: const char *histstr, *separators = NULL, *keystring;
1.204 nicm 1230: size_t size, idx;
1231: struct utf8_data tmp;
1.225 nicm 1232: int keys, word_is_separators;
1.1 nicm 1233:
1.201 nicm 1234: if (c->prompt_flags & PROMPT_KEY) {
1.213 nicm 1235: keystring = key_string_lookup_key(key, 0);
1.201 nicm 1236: c->prompt_inputcb(c, c->prompt_data, keystring, 1);
1237: status_prompt_clear(c);
1238: return (0);
1239: }
1.152 nicm 1240: size = utf8_strlen(c->prompt_buffer);
1.154 nicm 1241:
1242: if (c->prompt_flags & PROMPT_NUMERIC) {
1243: if (key >= '0' && key <= '9')
1244: goto append_key;
1245: s = utf8_tocstr(c->prompt_buffer);
1.166 nicm 1246: c->prompt_inputcb(c, c->prompt_data, s, 1);
1.154 nicm 1247: status_prompt_clear(c);
1248: free(s);
1249: return (1);
1250: }
1.213 nicm 1251: key &= ~KEYC_MASK_FLAGS;
1.154 nicm 1252:
1.155 nicm 1253: keys = options_get_number(c->session->options, "status-keys");
1254: if (keys == MODEKEY_VI) {
1255: switch (status_prompt_translate_key(c, key, &key)) {
1256: case 1:
1257: goto process_key;
1258: case 2:
1259: goto append_key;
1260: default:
1261: return (0);
1262: }
1263: }
1264:
1265: process_key:
1266: switch (key) {
1267: case KEYC_LEFT:
1268: case '\002': /* C-b */
1.1 nicm 1269: if (c->prompt_index > 0) {
1270: c->prompt_index--;
1.158 nicm 1271: break;
1.1 nicm 1272: }
1273: break;
1.155 nicm 1274: case KEYC_RIGHT:
1275: case '\006': /* C-f */
1.1 nicm 1276: if (c->prompt_index < size) {
1277: c->prompt_index++;
1.158 nicm 1278: break;
1.1 nicm 1279: }
1280: break;
1.155 nicm 1281: case KEYC_HOME:
1282: case '\001': /* C-a */
1.1 nicm 1283: if (c->prompt_index != 0) {
1284: c->prompt_index = 0;
1.158 nicm 1285: break;
1.1 nicm 1286: }
1287: break;
1.155 nicm 1288: case KEYC_END:
1289: case '\005': /* C-e */
1.1 nicm 1290: if (c->prompt_index != size) {
1291: c->prompt_index = size;
1.158 nicm 1292: break;
1.1 nicm 1293: }
1294: break;
1.155 nicm 1295: case '\011': /* Tab */
1.206 nicm 1296: if (status_prompt_replace_complete(c, NULL))
1.204 nicm 1297: goto changed;
1298: break;
1.155 nicm 1299: case KEYC_BSPACE:
1300: case '\010': /* C-h */
1.1 nicm 1301: if (c->prompt_index != 0) {
1302: if (c->prompt_index == size)
1.152 nicm 1303: c->prompt_buffer[--c->prompt_index].size = 0;
1.1 nicm 1304: else {
1305: memmove(c->prompt_buffer + c->prompt_index - 1,
1306: c->prompt_buffer + c->prompt_index,
1.152 nicm 1307: (size + 1 - c->prompt_index) *
1308: sizeof *c->prompt_buffer);
1.1 nicm 1309: c->prompt_index--;
1310: }
1.158 nicm 1311: goto changed;
1.1 nicm 1312: }
1313: break;
1.155 nicm 1314: case KEYC_DC:
1315: case '\004': /* C-d */
1.1 nicm 1316: if (c->prompt_index != size) {
1317: memmove(c->prompt_buffer + c->prompt_index,
1318: c->prompt_buffer + c->prompt_index + 1,
1.152 nicm 1319: (size + 1 - c->prompt_index) *
1320: sizeof *c->prompt_buffer);
1.158 nicm 1321: goto changed;
1.18 nicm 1322: }
1.26 nicm 1323: break;
1.155 nicm 1324: case '\025': /* C-u */
1.152 nicm 1325: c->prompt_buffer[0].size = 0;
1.26 nicm 1326: c->prompt_index = 0;
1.158 nicm 1327: goto changed;
1.155 nicm 1328: case '\013': /* C-k */
1.18 nicm 1329: if (c->prompt_index < size) {
1.152 nicm 1330: c->prompt_buffer[c->prompt_index].size = 0;
1.158 nicm 1331: goto changed;
1.1 nicm 1332: }
1333: break;
1.155 nicm 1334: case '\027': /* C-w */
1.225 nicm 1335: separators = options_get_string(oo, "word-separators");
1.81 nicm 1336: idx = c->prompt_index;
1337:
1.225 nicm 1338: /* Find non-whitespace. */
1.81 nicm 1339: while (idx != 0) {
1340: idx--;
1.225 nicm 1341: if (!status_prompt_space(&c->prompt_buffer[idx]))
1.81 nicm 1342: break;
1343: }
1.225 nicm 1344: word_is_separators = status_prompt_in_list(separators,
1345: &c->prompt_buffer[idx]);
1.81 nicm 1346:
1.225 nicm 1347: /* Find the character before the beginning of the word. */
1.81 nicm 1348: while (idx != 0) {
1349: idx--;
1.225 nicm 1350: if (status_prompt_space(&c->prompt_buffer[idx]) ||
1351: word_is_separators != status_prompt_in_list(
1352: separators, &c->prompt_buffer[idx])) {
1.81 nicm 1353: /* Go back to the word. */
1354: idx++;
1355: break;
1356: }
1357: }
1358:
1.181 nicm 1359: free(c->prompt_saved);
1360: c->prompt_saved = xcalloc(sizeof *c->prompt_buffer,
1361: (c->prompt_index - idx) + 1);
1362: memcpy(c->prompt_saved, c->prompt_buffer + idx,
1363: (c->prompt_index - idx) * sizeof *c->prompt_buffer);
1364:
1.81 nicm 1365: memmove(c->prompt_buffer + idx,
1366: c->prompt_buffer + c->prompt_index,
1.152 nicm 1367: (size + 1 - c->prompt_index) *
1368: sizeof *c->prompt_buffer);
1.81 nicm 1369: memset(c->prompt_buffer + size - (c->prompt_index - idx),
1.152 nicm 1370: '\0', (c->prompt_index - idx) * sizeof *c->prompt_buffer);
1.81 nicm 1371: c->prompt_index = idx;
1.152 nicm 1372:
1.158 nicm 1373: goto changed;
1.225 nicm 1374: case KEYC_RIGHT|KEYC_CTRL:
1.212 nicm 1375: case 'f'|KEYC_META:
1.225 nicm 1376: separators = options_get_string(oo, "word-separators");
1377: status_prompt_forward_word(c, size, 0, separators);
1378: goto changed;
1379: case 'E'|KEYC_VI:
1380: status_prompt_end_word(c, size, "");
1381: goto changed;
1382: case 'e'|KEYC_VI:
1383: separators = options_get_string(oo, "word-separators");
1384: status_prompt_end_word(c, size, separators);
1385: goto changed;
1386: case 'W'|KEYC_VI:
1387: status_prompt_forward_word(c, size, 1, "");
1388: goto changed;
1389: case 'w'|KEYC_VI:
1390: separators = options_get_string(oo, "word-separators");
1391: status_prompt_forward_word(c, size, 1, separators);
1392: goto changed;
1393: case 'B'|KEYC_VI:
1394: status_prompt_backward_word(c, "");
1.158 nicm 1395: goto changed;
1.225 nicm 1396: case KEYC_LEFT|KEYC_CTRL:
1.212 nicm 1397: case 'b'|KEYC_META:
1.225 nicm 1398: separators = options_get_string(oo, "word-separators");
1399: status_prompt_backward_word(c, separators);
1.158 nicm 1400: goto changed;
1.155 nicm 1401: case KEYC_UP:
1402: case '\020': /* C-p */
1.224 nicm 1403: histstr = status_prompt_up_history(c->prompt_hindex,
1404: c->prompt_type);
1.66 nicm 1405: if (histstr == NULL)
1.1 nicm 1406: break;
1.94 nicm 1407: free(c->prompt_buffer);
1.152 nicm 1408: c->prompt_buffer = utf8_fromcstr(histstr);
1409: c->prompt_index = utf8_strlen(c->prompt_buffer);
1.158 nicm 1410: goto changed;
1.155 nicm 1411: case KEYC_DOWN:
1412: case '\016': /* C-n */
1.224 nicm 1413: histstr = status_prompt_down_history(c->prompt_hindex,
1414: c->prompt_type);
1.66 nicm 1415: if (histstr == NULL)
1.65 nicm 1416: break;
1.94 nicm 1417: free(c->prompt_buffer);
1.152 nicm 1418: c->prompt_buffer = utf8_fromcstr(histstr);
1419: c->prompt_index = utf8_strlen(c->prompt_buffer);
1.158 nicm 1420: goto changed;
1.155 nicm 1421: case '\031': /* C-y */
1.199 nicm 1422: if (status_prompt_paste(c))
1423: goto changed;
1424: break;
1.155 nicm 1425: case '\024': /* C-t */
1.30 nicm 1426: idx = c->prompt_index;
1427: if (idx < size)
1428: idx++;
1429: if (idx >= 2) {
1.152 nicm 1430: utf8_copy(&tmp, &c->prompt_buffer[idx - 2]);
1431: utf8_copy(&c->prompt_buffer[idx - 2],
1432: &c->prompt_buffer[idx - 1]);
1433: utf8_copy(&c->prompt_buffer[idx - 1], &tmp);
1.30 nicm 1434: c->prompt_index = idx;
1.158 nicm 1435: goto changed;
1.30 nicm 1436: }
1.1 nicm 1437: break;
1.155 nicm 1438: case '\r':
1439: case '\n':
1.152 nicm 1440: s = utf8_tocstr(c->prompt_buffer);
1441: if (*s != '\0')
1.224 nicm 1442: status_prompt_add_history(s, c->prompt_type);
1.166 nicm 1443: if (c->prompt_inputcb(c, c->prompt_data, s, 1) == 0)
1.25 nicm 1444: status_prompt_clear(c);
1.152 nicm 1445: free(s);
1.25 nicm 1446: break;
1.155 nicm 1447: case '\033': /* Escape */
1448: case '\003': /* C-c */
1.174 nicm 1449: case '\007': /* C-g */
1.166 nicm 1450: if (c->prompt_inputcb(c, c->prompt_data, NULL, 1) == 0)
1.1 nicm 1451: status_prompt_clear(c);
1452: break;
1.158 nicm 1453: case '\022': /* C-r */
1.219 nicm 1454: if (~c->prompt_flags & PROMPT_INCREMENTAL)
1455: break;
1456: if (c->prompt_buffer[0].size == 0) {
1457: prefix = '=';
1.227 nicm 1458: free(c->prompt_buffer);
1.219 nicm 1459: c->prompt_buffer = utf8_fromcstr(c->prompt_last);
1460: c->prompt_index = utf8_strlen(c->prompt_buffer);
1461: } else
1.158 nicm 1462: prefix = '-';
1.219 nicm 1463: goto changed;
1.158 nicm 1464: case '\023': /* C-s */
1.219 nicm 1465: if (~c->prompt_flags & PROMPT_INCREMENTAL)
1466: break;
1467: if (c->prompt_buffer[0].size == 0) {
1468: prefix = '=';
1.227 nicm 1469: free(c->prompt_buffer);
1.219 nicm 1470: c->prompt_buffer = utf8_fromcstr(c->prompt_last);
1471: c->prompt_index = utf8_strlen(c->prompt_buffer);
1472: } else
1.158 nicm 1473: prefix = '+';
1.219 nicm 1474: goto changed;
1.158 nicm 1475: default:
1476: goto append_key;
1.154 nicm 1477: }
1.152 nicm 1478:
1.177 nicm 1479: c->flags |= CLIENT_REDRAWSTATUS;
1.158 nicm 1480: return (0);
1481:
1.154 nicm 1482: append_key:
1.216 nicm 1483: if (key <= 0x7f)
1.215 nicm 1484: utf8_set(&tmp, key);
1.225 nicm 1485: else if (KEYC_IS_UNICODE(key))
1486: utf8_to_data(key, &tmp);
1.215 nicm 1487: else
1.225 nicm 1488: return (0);
1.1 nicm 1489:
1.154 nicm 1490: c->prompt_buffer = xreallocarray(c->prompt_buffer, size + 2,
1491: sizeof *c->prompt_buffer);
1.1 nicm 1492:
1.154 nicm 1493: if (c->prompt_index == size) {
1494: utf8_copy(&c->prompt_buffer[c->prompt_index], &tmp);
1495: c->prompt_index++;
1496: c->prompt_buffer[c->prompt_index].size = 0;
1497: } else {
1498: memmove(c->prompt_buffer + c->prompt_index + 1,
1499: c->prompt_buffer + c->prompt_index,
1500: (size + 1 - c->prompt_index) *
1501: sizeof *c->prompt_buffer);
1502: utf8_copy(&c->prompt_buffer[c->prompt_index], &tmp);
1503: c->prompt_index++;
1504: }
1.1 nicm 1505:
1.154 nicm 1506: if (c->prompt_flags & PROMPT_SINGLE) {
1.220 nicm 1507: if (utf8_strlen(c->prompt_buffer) != 1)
1.154 nicm 1508: status_prompt_clear(c);
1.220 nicm 1509: else {
1510: s = utf8_tocstr(c->prompt_buffer);
1511: if (c->prompt_inputcb(c, c->prompt_data, s, 1) == 0)
1512: status_prompt_clear(c);
1513: free(s);
1514: }
1.1 nicm 1515: }
1.154 nicm 1516:
1.158 nicm 1517: changed:
1.177 nicm 1518: c->flags |= CLIENT_REDRAWSTATUS;
1.158 nicm 1519: if (c->prompt_flags & PROMPT_INCREMENTAL) {
1520: s = utf8_tocstr(c->prompt_buffer);
1521: xasprintf(&cp, "%c%s", prefix, s);
1.166 nicm 1522: c->prompt_inputcb(c, c->prompt_data, cp, 0);
1.158 nicm 1523: free(cp);
1524: free(s);
1525: }
1.154 nicm 1526: return (0);
1.1 nicm 1527: }
1528:
1.65 nicm 1529: /* Get previous line from the history. */
1.151 nicm 1530: static const char *
1.224 nicm 1531: status_prompt_up_history(u_int *idx, u_int type)
1.65 nicm 1532: {
1533: /*
1.128 nicm 1534: * History runs from 0 to size - 1. Index is from 0 to size. Zero is
1535: * empty.
1.65 nicm 1536: */
1537:
1.224 nicm 1538: if (status_prompt_hsize[type] == 0 ||
1539: idx[type] == status_prompt_hsize[type])
1.65 nicm 1540: return (NULL);
1.224 nicm 1541: idx[type]++;
1542: return (status_prompt_hlist[type][status_prompt_hsize[type] - idx[type]]);
1.65 nicm 1543: }
1544:
1545: /* Get next line from the history. */
1.151 nicm 1546: static const char *
1.224 nicm 1547: status_prompt_down_history(u_int *idx, u_int type)
1.65 nicm 1548: {
1.224 nicm 1549: if (status_prompt_hsize[type] == 0 || idx[type] == 0)
1.65 nicm 1550: return ("");
1.224 nicm 1551: idx[type]--;
1552: if (idx[type] == 0)
1.65 nicm 1553: return ("");
1.224 nicm 1554: return (status_prompt_hlist[type][status_prompt_hsize[type] - idx[type]]);
1.65 nicm 1555: }
1556:
1.1 nicm 1557: /* Add line to the history. */
1.151 nicm 1558: static void
1.224 nicm 1559: status_prompt_add_history(const char *line, u_int type)
1.1 nicm 1560: {
1.224 nicm 1561: u_int i, oldsize, newsize, freecount, hlimit, new = 1;
1562: size_t movesize;
1.65 nicm 1563:
1.224 nicm 1564: oldsize = status_prompt_hsize[type];
1565: if (oldsize > 0 &&
1566: strcmp(status_prompt_hlist[type][oldsize - 1], line) == 0)
1567: new = 0;
1568:
1569: hlimit = options_get_number(global_options, "prompt-history-limit");
1570: if (hlimit > oldsize) {
1571: if (new == 0)
1572: return;
1573: newsize = oldsize + new;
1574: } else {
1575: newsize = hlimit;
1576: freecount = oldsize + new - newsize;
1577: if (freecount > oldsize)
1578: freecount = oldsize;
1579: if (freecount == 0)
1580: return;
1581: for (i = 0; i < freecount; i++)
1582: free(status_prompt_hlist[type][i]);
1583: movesize = (oldsize - freecount) *
1584: sizeof *status_prompt_hlist[type];
1585: if (movesize > 0) {
1586: memmove(&status_prompt_hlist[type][0],
1587: &status_prompt_hlist[type][freecount], movesize);
1588: }
1.128 nicm 1589: }
1.1 nicm 1590:
1.224 nicm 1591: if (newsize == 0) {
1592: free(status_prompt_hlist[type]);
1593: status_prompt_hlist[type] = NULL;
1594: } else if (newsize != oldsize) {
1595: status_prompt_hlist[type] =
1596: xreallocarray(status_prompt_hlist[type], newsize,
1597: sizeof *status_prompt_hlist[type]);
1598: }
1599:
1600: if (new == 1 && newsize > 0)
1601: status_prompt_hlist[type][newsize - 1] = xstrdup(line);
1602: status_prompt_hsize[type] = newsize;
1.128 nicm 1603: }
1604:
1.234 nicm 1605: /* Add to completion list. */
1606: static void
1607: status_prompt_add_list(char ***list, u_int *size, const char *s)
1608: {
1609: u_int i;
1610:
1611: for (i = 0; i < *size; i++) {
1612: if (strcmp((*list)[i], s) == 0)
1613: return;
1614: }
1615: *list = xreallocarray(*list, (*size) + 1, sizeof **list);
1616: (*list)[(*size)++] = xstrdup(s);
1617: }
1618:
1.128 nicm 1619: /* Build completion list. */
1.204 nicm 1620: static char **
1621: status_prompt_complete_list(u_int *size, const char *s, int at_start)
1.128 nicm 1622: {
1.234 nicm 1623: char **list = NULL, *tmp;
1.183 nicm 1624: const char **layout, *value, *cp;
1.128 nicm 1625: const struct cmd_entry **cmdent;
1626: const struct options_table_entry *oe;
1.183 nicm 1627: size_t slen = strlen(s), valuelen;
1628: struct options_entry *o;
1.191 nicm 1629: struct options_array_item *a;
1.128 nicm 1630: const char *layouts[] = {
1631: "even-horizontal", "even-vertical", "main-horizontal",
1632: "main-vertical", "tiled", NULL
1633: };
1.1 nicm 1634:
1.128 nicm 1635: *size = 0;
1.1 nicm 1636: for (cmdent = cmd_table; *cmdent != NULL; cmdent++) {
1.234 nicm 1637: if (strncmp((*cmdent)->name, s, slen) == 0)
1638: status_prompt_add_list(&list, size, (*cmdent)->name);
1.205 nicm 1639: if ((*cmdent)->alias != NULL &&
1.234 nicm 1640: strncmp((*cmdent)->alias, s, slen) == 0)
1641: status_prompt_add_list(&list, size, (*cmdent)->alias);
1.56 nicm 1642: }
1.183 nicm 1643: o = options_get_only(global_options, "command-alias");
1.191 nicm 1644: if (o != NULL) {
1645: a = options_array_first(o);
1646: while (a != NULL) {
1.195 nicm 1647: value = options_array_item_value(a)->string;
1.194 nicm 1648: if ((cp = strchr(value, '=')) == NULL)
1.196 nicm 1649: goto next;
1.183 nicm 1650: valuelen = cp - value;
1651: if (slen > valuelen || strncmp(value, s, slen) != 0)
1.191 nicm 1652: goto next;
1653:
1.234 nicm 1654: xasprintf(&tmp, "%.*s", (int)valuelen, value);
1655: status_prompt_add_list(&list, size, tmp);
1656: free(tmp);
1.191 nicm 1657:
1658: next:
1659: a = options_array_next(a);
1.183 nicm 1660: }
1661: }
1.204 nicm 1662: if (at_start)
1663: return (list);
1664: for (oe = options_table; oe->name != NULL; oe++) {
1.234 nicm 1665: if (strncmp(oe->name, s, slen) == 0)
1666: status_prompt_add_list(&list, size, oe->name);
1.204 nicm 1667: }
1668: for (layout = layouts; *layout != NULL; layout++) {
1.234 nicm 1669: if (strncmp(*layout, s, slen) == 0)
1670: status_prompt_add_list(&list, size, *layout);
1.204 nicm 1671: }
1.128 nicm 1672: return (list);
1673: }
1674:
1675: /* Find longest prefix. */
1.151 nicm 1676: static char *
1.183 nicm 1677: status_prompt_complete_prefix(char **list, u_int size)
1.128 nicm 1678: {
1679: char *out;
1680: u_int i;
1681: size_t j;
1682:
1.217 nicm 1683: if (list == NULL || size == 0)
1684: return (NULL);
1.128 nicm 1685: out = xstrdup(list[0]);
1686: for (i = 1; i < size; i++) {
1687: j = strlen(list[i]);
1688: if (j > strlen(out))
1689: j = strlen(out);
1690: for (; j > 0; j--) {
1691: if (out[j - 1] != list[i][j - 1])
1692: out[j - 1] = '\0';
1693: }
1.1 nicm 1694: }
1.128 nicm 1695: return (out);
1696: }
1.1 nicm 1697:
1.204 nicm 1698: /* Complete word menu callback. */
1699: static void
1700: status_prompt_menu_callback(__unused struct menu *menu, u_int idx, key_code key,
1701: void *data)
1702: {
1703: struct status_prompt_menu *spm = data;
1704: struct client *c = spm->c;
1705: u_int i;
1706: char *s;
1707:
1708: if (key != KEYC_NONE) {
1709: idx += spm->start;
1710: if (spm->flag == '\0')
1711: s = xstrdup(spm->list[idx]);
1712: else
1713: xasprintf(&s, "-%c%s", spm->flag, spm->list[idx]);
1.224 nicm 1714: if (c->prompt_type == PROMPT_TYPE_WINDOW_TARGET) {
1.205 nicm 1715: free(c->prompt_buffer);
1716: c->prompt_buffer = utf8_fromcstr(s);
1717: c->prompt_index = utf8_strlen(c->prompt_buffer);
1718: c->flags |= CLIENT_REDRAWSTATUS;
1719: } else if (status_prompt_replace_complete(c, s))
1.204 nicm 1720: c->flags |= CLIENT_REDRAWSTATUS;
1721: free(s);
1722: }
1723:
1724: for (i = 0; i < spm->size; i++)
1725: free(spm->list[i]);
1726: free(spm->list);
1727: }
1728:
1729: /* Show complete word menu. */
1730: static int
1731: status_prompt_complete_list_menu(struct client *c, char **list, u_int size,
1732: u_int offset, char flag)
1733: {
1734: struct menu *menu;
1735: struct menu_item item;
1736: struct status_prompt_menu *spm;
1737: u_int lines = status_line_size(c), height, i;
1738: u_int py;
1739:
1740: if (size <= 1)
1741: return (0);
1742: if (c->tty.sy - lines < 3)
1743: return (0);
1744:
1745: spm = xmalloc(sizeof *spm);
1746: spm->c = c;
1747: spm->size = size;
1748: spm->list = list;
1749: spm->flag = flag;
1750:
1751: height = c->tty.sy - lines - 2;
1752: if (height > 10)
1753: height = 10;
1754: if (height > size)
1755: height = size;
1756: spm->start = size - height;
1757:
1758: menu = menu_create("");
1759: for (i = spm->start; i < size; i++) {
1760: item.name = list[i];
1761: item.key = '0' + (i - spm->start);
1762: item.command = NULL;
1.230 nicm 1763: menu_add_item(menu, &item, NULL, c, NULL);
1.204 nicm 1764: }
1765:
1766: if (options_get_number(c->session->options, "status-position") == 0)
1767: py = lines;
1768: else
1769: py = c->tty.sy - 3 - height;
1770: offset += utf8_cstrwidth(c->prompt_string);
1771: if (offset > 2)
1772: offset -= 2;
1773: else
1774: offset = 0;
1775:
1.239 nicm 1776: if (menu_display(menu, MENU_NOMOUSE|MENU_TAB, 0, NULL, offset, py, c,
1.240 nicm 1777: BOX_LINES_DEFAULT, NULL, NULL, NULL, NULL,
1778: status_prompt_menu_callback, spm) != 0) {
1.204 nicm 1779: menu_free(menu);
1780: free(spm);
1781: return (0);
1782: }
1783: return (1);
1784: }
1785:
1786: /* Show complete word menu. */
1787: static char *
1788: status_prompt_complete_window_menu(struct client *c, struct session *s,
1.206 nicm 1789: const char *word, u_int offset, char flag)
1.204 nicm 1790: {
1791: struct menu *menu;
1792: struct menu_item item;
1793: struct status_prompt_menu *spm;
1794: struct winlink *wl;
1795: char **list = NULL, *tmp;
1796: u_int lines = status_line_size(c), height;
1797: u_int py, size = 0;
1798:
1799: if (c->tty.sy - lines < 3)
1800: return (NULL);
1801:
1802: spm = xmalloc(sizeof *spm);
1803: spm->c = c;
1804: spm->flag = flag;
1805:
1806: height = c->tty.sy - lines - 2;
1807: if (height > 10)
1808: height = 10;
1809: spm->start = 0;
1810:
1811: menu = menu_create("");
1812: RB_FOREACH(wl, winlinks, &s->windows) {
1.206 nicm 1813: if (word != NULL && *word != '\0') {
1814: xasprintf(&tmp, "%d", wl->idx);
1815: if (strncmp(tmp, word, strlen(word)) != 0) {
1816: free(tmp);
1817: continue;
1818: }
1819: free(tmp);
1820: }
1821:
1.204 nicm 1822: list = xreallocarray(list, size + 1, sizeof *list);
1.224 nicm 1823: if (c->prompt_type == PROMPT_TYPE_WINDOW_TARGET) {
1.205 nicm 1824: xasprintf(&tmp, "%d (%s)", wl->idx, wl->window->name);
1825: xasprintf(&list[size++], "%d", wl->idx);
1826: } else {
1827: xasprintf(&tmp, "%s:%d (%s)", s->name, wl->idx,
1828: wl->window->name);
1829: xasprintf(&list[size++], "%s:%d", s->name, wl->idx);
1830: }
1.204 nicm 1831: item.name = tmp;
1832: item.key = '0' + size - 1;
1833: item.command = NULL;
1.233 nicm 1834: menu_add_item(menu, &item, NULL, c, NULL);
1.204 nicm 1835: free(tmp);
1836:
1837: if (size == height)
1838: break;
1839: }
1.206 nicm 1840: if (size == 0) {
1841: menu_free(menu);
1842: return (NULL);
1843: }
1.204 nicm 1844: if (size == 1) {
1845: menu_free(menu);
1.205 nicm 1846: if (flag != '\0') {
1847: xasprintf(&tmp, "-%c%s", flag, list[0]);
1848: free(list[0]);
1849: } else
1850: tmp = list[0];
1.204 nicm 1851: free(list);
1852: return (tmp);
1853: }
1854: if (height > size)
1855: height = size;
1856:
1857: spm->size = size;
1858: spm->list = list;
1859:
1860: if (options_get_number(c->session->options, "status-position") == 0)
1861: py = lines;
1862: else
1863: py = c->tty.sy - 3 - height;
1864: offset += utf8_cstrwidth(c->prompt_string);
1865: if (offset > 2)
1866: offset -= 2;
1867: else
1868: offset = 0;
1869:
1.239 nicm 1870: if (menu_display(menu, MENU_NOMOUSE|MENU_TAB, 0, NULL, offset, py, c,
1.240 nicm 1871: BOX_LINES_DEFAULT, NULL, NULL, NULL, NULL,
1872: status_prompt_menu_callback, spm) != 0) {
1.204 nicm 1873: menu_free(menu);
1874: free(spm);
1875: return (NULL);
1876: }
1877: return (NULL);
1878: }
1879:
1880: /* Sort complete list. */
1881: static int
1882: status_prompt_complete_sort(const void *a, const void *b)
1883: {
1884: const char **aa = (const char **)a, **bb = (const char **)b;
1885:
1886: return (strcmp(*aa, *bb));
1887: }
1888:
1.205 nicm 1889: /* Complete a session. */
1890: static char *
1891: status_prompt_complete_session(char ***list, u_int *size, const char *s,
1892: char flag)
1893: {
1894: struct session *loop;
1.217 nicm 1895: char *out, *tmp, n[11];
1.205 nicm 1896:
1897: RB_FOREACH(loop, sessions, &sessions) {
1.217 nicm 1898: if (*s == '\0' || strncmp(loop->name, s, strlen(s)) == 0) {
1899: *list = xreallocarray(*list, (*size) + 2,
1900: sizeof **list);
1901: xasprintf(&(*list)[(*size)++], "%s:", loop->name);
1902: } else if (*s == '$') {
1903: xsnprintf(n, sizeof n, "%u", loop->id);
1904: if (s[1] == '\0' ||
1905: strncmp(n, s + 1, strlen(s) - 1) == 0) {
1906: *list = xreallocarray(*list, (*size) + 2,
1907: sizeof **list);
1908: xasprintf(&(*list)[(*size)++], "$%s:", n);
1909: }
1910: }
1.205 nicm 1911: }
1912: out = status_prompt_complete_prefix(*list, *size);
1913: if (out != NULL && flag != '\0') {
1914: xasprintf(&tmp, "-%c%s", flag, out);
1915: free(out);
1916: out = tmp;
1917: }
1918: return (out);
1919: }
1920:
1.128 nicm 1921: /* Complete word. */
1.151 nicm 1922: static char *
1.204 nicm 1923: status_prompt_complete(struct client *c, const char *word, u_int offset)
1.128 nicm 1924: {
1.217 nicm 1925: struct session *session;
1.204 nicm 1926: const char *s, *colon;
1.205 nicm 1927: char **list = NULL, *copy = NULL, *out = NULL;
1.204 nicm 1928: char flag = '\0';
1.128 nicm 1929: u_int size = 0, i;
1930:
1.206 nicm 1931: if (*word == '\0' &&
1.224 nicm 1932: c->prompt_type != PROMPT_TYPE_TARGET &&
1933: c->prompt_type != PROMPT_TYPE_WINDOW_TARGET)
1.1 nicm 1934: return (NULL);
1.128 nicm 1935:
1.224 nicm 1936: if (c->prompt_type != PROMPT_TYPE_TARGET &&
1937: c->prompt_type != PROMPT_TYPE_WINDOW_TARGET &&
1.205 nicm 1938: strncmp(word, "-t", 2) != 0 &&
1939: strncmp(word, "-s", 2) != 0) {
1.204 nicm 1940: list = status_prompt_complete_list(&size, word, offset == 0);
1.128 nicm 1941: if (size == 0)
1942: out = NULL;
1943: else if (size == 1)
1944: xasprintf(&out, "%s ", list[0]);
1945: else
1946: out = status_prompt_complete_prefix(list, size);
1.204 nicm 1947: goto found;
1.128 nicm 1948: }
1949:
1.224 nicm 1950: if (c->prompt_type == PROMPT_TYPE_TARGET ||
1951: c->prompt_type == PROMPT_TYPE_WINDOW_TARGET) {
1.205 nicm 1952: s = word;
1953: flag = '\0';
1954: } else {
1955: s = word + 2;
1956: flag = word[1];
1957: offset += 2;
1958: }
1.206 nicm 1959:
1960: /* If this is a window completion, open the window menu. */
1.224 nicm 1961: if (c->prompt_type == PROMPT_TYPE_WINDOW_TARGET) {
1.206 nicm 1962: out = status_prompt_complete_window_menu(c, c->session, s,
1963: offset, '\0');
1964: goto found;
1965: }
1.204 nicm 1966: colon = strchr(s, ':');
1.1 nicm 1967:
1.204 nicm 1968: /* If there is no colon, complete as a session. */
1969: if (colon == NULL) {
1.205 nicm 1970: out = status_prompt_complete_session(&list, &size, s, flag);
1.128 nicm 1971: goto found;
1972: }
1973:
1.204 nicm 1974: /* If there is a colon but no period, find session and show a menu. */
1975: if (strchr(colon + 1, '.') == NULL) {
1976: if (*s == ':')
1977: session = c->session;
1978: else {
1979: copy = xstrdup(s);
1980: *strchr(copy, ':') = '\0';
1981: session = session_find(copy);
1982: free(copy);
1983: if (session == NULL)
1984: goto found;
1985: }
1.206 nicm 1986: out = status_prompt_complete_window_menu(c, session, colon + 1,
1987: offset, flag);
1.204 nicm 1988: if (out == NULL)
1989: return (NULL);
1990: }
1.1 nicm 1991:
1.204 nicm 1992: found:
1993: if (size != 0) {
1994: qsort(list, size, sizeof *list, status_prompt_complete_sort);
1995: for (i = 0; i < size; i++)
1996: log_debug("complete %u: %s", i, list[i]);
1997: }
1.128 nicm 1998:
1.204 nicm 1999: if (out != NULL && strcmp(word, out) == 0) {
2000: free(out);
2001: out = NULL;
1.1 nicm 2002: }
1.204 nicm 2003: if (out != NULL ||
2004: !status_prompt_complete_list_menu(c, list, size, offset, flag)) {
2005: for (i = 0; i < size; i++)
2006: free(list[i]);
2007: free(list);
1.128 nicm 2008: }
2009: return (out);
1.224 nicm 2010: }
2011:
2012: /* Return the type of the prompt as an enum. */
2013: enum prompt_type
2014: status_prompt_type(const char *type)
2015: {
2016: u_int i;
2017:
2018: for (i = 0; i < PROMPT_NTYPES; i++) {
2019: if (strcmp(type, status_prompt_type_string(i)) == 0)
2020: return (i);
2021: }
2022: return (PROMPT_TYPE_INVALID);
2023: }
2024:
2025: /* Accessor for prompt_type_strings. */
2026: const char *
2027: status_prompt_type_string(u_int type)
2028: {
2029: if (type >= PROMPT_NTYPES)
2030: return ("invalid");
2031: return (prompt_type_strings[type]);
1.1 nicm 2032: }