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Get rid of the last two warnings by turning them off around the problem
[tmux-openbsd.git] / window-tree.c
blobe7029d33db951ec02d01789bb4cc6c75631f8ffe
1 /* $OpenBSD$ */
2
3 /*
4 * Copyright (c) 2017 Nicholas Marriott <nicholas.marriott@gmail.com>
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
21 #include <ctype.h>
22 #include <stdlib.h>
23 #include <string.h>
24
25 #include "tmux.h"
26
27 static struct screen *window_tree_init(struct window_mode_entry *,
28 struct cmd_find_state *, struct args *);
29 static void window_tree_free(struct window_mode_entry *);
30 static void window_tree_resize(struct window_mode_entry *, u_int,
31 u_int);
32 static void window_tree_update(struct window_mode_entry *);
33 static void window_tree_key(struct window_mode_entry *,
34 struct client *, struct session *,
35 struct winlink *, key_code, struct mouse_event *);
36
37 #define WINDOW_TREE_DEFAULT_COMMAND "switch-client -Zt '%%'"
38
39 #define WINDOW_TREE_DEFAULT_FORMAT \
40 "#{?pane_format," \
41 "#{?pane_marked,#[reverse],}" \
42 "#{pane_current_command}#{?pane_active,*,}#{?pane_marked,M,}" \
43 "#{?#{&&:#{pane_title},#{!=:#{pane_title},#{host_short}}},: \"#{pane_title}\",}" \
44 "," \
45 "#{?window_format," \
46 "#{?window_marked_flag,#[reverse],}" \
47 "#{window_name}#{window_flags}" \
48 "#{?#{&&:#{==:#{window_panes},1},#{&&:#{pane_title},#{!=:#{pane_title},#{host_short}}}},: \"#{pane_title}\",}" \
49 "," \
50 "#{session_windows} windows" \
51 "#{?session_grouped, " \
52 "(group #{session_group}: " \
53 "#{session_group_list})," \
54 "}" \
55 "#{?session_attached, (attached),}" \
56 "}" \
57 "}"
58
59 #define WINDOW_TREE_DEFAULT_KEY_FORMAT \
60 "#{?#{e|<:#{line},10}," \
61 "#{line}" \
62 "," \
63 "#{?#{e|<:#{line},36}," \
64 "M-#{a:#{e|+:97,#{e|-:#{line},10}}}" \
65 "," \
66 "" \
67 "}" \
68 "}"
69
70 static const struct menu_item window_tree_menu_items[] = {
71 { "Select", '\r', NULL },
72 { "Expand", KEYC_RIGHT, NULL },
73 { "Mark", 'm', NULL },
74 { "", KEYC_NONE, NULL },
75 { "Tag", 't', NULL },
76 { "Tag All", '\024', NULL },
77 { "Tag None", 'T', NULL },
78 { "", KEYC_NONE, NULL },
79 { "Kill", 'x', NULL },
80 { "Kill Tagged", 'X', NULL },
81 { "", KEYC_NONE, NULL },
82 { "Cancel", 'q', NULL },
83
84 { NULL, KEYC_NONE, NULL }
85 };
86
87 const struct window_mode window_tree_mode = {
88 .name = "tree-mode",
89 .default_format = WINDOW_TREE_DEFAULT_FORMAT,
90
91 .init = window_tree_init,
92 .free = window_tree_free,
93 .resize = window_tree_resize,
94 .update = window_tree_update,
95 .key = window_tree_key,
96 };
97
98 enum window_tree_sort_type {
99 WINDOW_TREE_BY_INDEX,
100 WINDOW_TREE_BY_NAME,
101 WINDOW_TREE_BY_TIME,
102 };
103 static const char *window_tree_sort_list[] = {
104 "index",
105 "name",
106 "time"
107 };
108 static struct mode_tree_sort_criteria *window_tree_sort;
109
110 enum window_tree_type {
111 WINDOW_TREE_NONE,
112 WINDOW_TREE_SESSION,
113 WINDOW_TREE_WINDOW,
114 WINDOW_TREE_PANE,
115 };
116
117 struct window_tree_itemdata {
118 enum window_tree_type type;
119 int session;
120 int winlink;
121 int pane;
122 };
123
124 struct window_tree_modedata {
125 struct window_pane *wp;
126 int dead;
127 int references;
128
129 struct mode_tree_data *data;
130 char *format;
131 char *key_format;
132 char *command;
133 int squash_groups;
134
135 struct window_tree_itemdata **item_list;
136 u_int item_size;
137
138 const char *entered;
139
140 struct cmd_find_state fs;
141 enum window_tree_type type;
142
143 int offset;
144
145 int left;
146 int right;
147 u_int start;
148 u_int end;
149 u_int each;
150 };
151
152 static void
153 window_tree_pull_item(struct window_tree_itemdata *item, struct session **sp,
154 struct winlink **wlp, struct window_pane **wp)
155 {
156 *wp = NULL;
157 *wlp = NULL;
158 *sp = session_find_by_id(item->session);
159 if (*sp == NULL)
160 return;
161 if (item->type == WINDOW_TREE_SESSION) {
162 *wlp = (*sp)->curw;
163 *wp = (*wlp)->window->active;
164 return;
165 }
166
167 *wlp = winlink_find_by_index(&(*sp)->windows, item->winlink);
168 if (*wlp == NULL) {
169 *sp = NULL;
170 return;
171 }
172 if (item->type == WINDOW_TREE_WINDOW) {
173 *wp = (*wlp)->window->active;
174 return;
175 }
176
177 *wp = window_pane_find_by_id(item->pane);
178 if (!window_has_pane((*wlp)->window, *wp))
179 *wp = NULL;
180 if (*wp == NULL) {
181 *sp = NULL;
182 *wlp = NULL;
183 return;
184 }
185 }
186
187 static struct window_tree_itemdata *
188 window_tree_add_item(struct window_tree_modedata *data)
189 {
190 struct window_tree_itemdata *item;
191
192 data->item_list = xreallocarray(data->item_list, data->item_size + 1,
193 sizeof *data->item_list);
194 item = data->item_list[data->item_size++] = xcalloc(1, sizeof *item);
195 return (item);
196 }
197
198 static void
199 window_tree_free_item(struct window_tree_itemdata *item)
200 {
201 free(item);
202 }
203
204 static int
205 window_tree_cmp_session(const void *a0, const void *b0)
206 {
207 const struct session *const *a = a0;
208 const struct session *const *b = b0;
209 const struct session *sa = *a;
210 const struct session *sb = *b;
211 int result = 0;
212
213 switch (window_tree_sort->field) {
214 case WINDOW_TREE_BY_INDEX:
215 result = sa->id - sb->id;
216 break;
217 case WINDOW_TREE_BY_TIME:
218 if (timercmp(&sa->activity_time, &sb->activity_time, >)) {
219 result = -1;
220 break;
221 }
222 if (timercmp(&sa->activity_time, &sb->activity_time, <)) {
223 result = 1;
224 break;
225 }
226 /* FALLTHROUGH */
227 case WINDOW_TREE_BY_NAME:
228 result = strcmp(sa->name, sb->name);
229 break;
230 }
231
232 if (window_tree_sort->reversed)
233 result = -result;
234 return (result);
235 }
236
237 static int
238 window_tree_cmp_window(const void *a0, const void *b0)
239 {
240 const struct winlink *const *a = a0;
241 const struct winlink *const *b = b0;
242 const struct winlink *wla = *a;
243 const struct winlink *wlb = *b;
244 struct window *wa = wla->window;
245 struct window *wb = wlb->window;
246 int result = 0;
247
248 switch (window_tree_sort->field) {
249 case WINDOW_TREE_BY_INDEX:
250 result = wla->idx - wlb->idx;
251 break;
252 case WINDOW_TREE_BY_TIME:
253 if (timercmp(&wa->activity_time, &wb->activity_time, >)) {
254 result = -1;
255 break;
256 }
257 if (timercmp(&wa->activity_time, &wb->activity_time, <)) {
258 result = 1;
259 break;
260 }
261 /* FALLTHROUGH */
262 case WINDOW_TREE_BY_NAME:
263 result = strcmp(wa->name, wb->name);
264 break;
265 }
266
267 if (window_tree_sort->reversed)
268 result = -result;
269 return (result);
270 }
271
272 static int
273 window_tree_cmp_pane(const void *a0, const void *b0)
274 {
275 const struct window_pane *const *a = a0;
276 const struct window_pane *const *b = b0;
277 int result;
278
279 if (window_tree_sort->field == WINDOW_TREE_BY_TIME)
280 result = (*a)->active_point - (*b)->active_point;
281 else {
282 /*
283 * Panes don't have names, so use number order for any other
284 * sort field.
285 */
286 result = (*a)->id - (*b)->id;
287 }
288 if (window_tree_sort->reversed)
289 result = -result;
290 return (result);
291 }
292
293 static void
294 window_tree_build_pane(struct session *s, struct winlink *wl,
295 struct window_pane *wp, void *modedata, struct mode_tree_item *parent)
296 {
297 struct window_tree_modedata *data = modedata;
298 struct window_tree_itemdata *item;
299 char *name, *text;
300 u_int idx;
301
302 window_pane_index(wp, &idx);
303
304 item = window_tree_add_item(data);
305 item->type = WINDOW_TREE_PANE;
306 item->session = s->id;
307 item->winlink = wl->idx;
308 item->pane = wp->id;
309
310 text = format_single(NULL, data->format, NULL, s, wl, wp);
311 xasprintf(&name, "%u", idx);
312
313 mode_tree_add(data->data, parent, item, (uint64_t)wp, name, text, -1);
314 free(text);
315 free(name);
316 }
317
318 static int
319 window_tree_filter_pane(struct session *s, struct winlink *wl,
320 struct window_pane *wp, const char *filter)
321 {
322 char *cp;
323 int result;
324
325 if (filter == NULL)
326 return (1);
327
328 cp = format_single(NULL, filter, NULL, s, wl, wp);
329 result = format_true(cp);
330 free(cp);
331
332 return (result);
333 }
334
335 static int
336 window_tree_build_window(struct session *s, struct winlink *wl,
337 void *modedata, struct mode_tree_sort_criteria *sort_crit,
338 struct mode_tree_item *parent, const char *filter)
339 {
340 struct window_tree_modedata *data = modedata;
341 struct window_tree_itemdata *item;
342 struct mode_tree_item *mti;
343 char *name, *text;
344 struct window_pane *wp, **l;
345 u_int n, i;
346 int expanded;
347
348 item = window_tree_add_item(data);
349 item->type = WINDOW_TREE_WINDOW;
350 item->session = s->id;
351 item->winlink = wl->idx;
352 item->pane = -1;
353
354 text = format_single(NULL, data->format, NULL, s, wl, NULL);
355 xasprintf(&name, "%u", wl->idx);
356
357 if (data->type == WINDOW_TREE_SESSION ||
358 data->type == WINDOW_TREE_WINDOW)
359 expanded = 0;
360 else
361 expanded = 1;
362 mti = mode_tree_add(data->data, parent, item, (uint64_t)wl, name, text,
363 expanded);
364 free(text);
365 free(name);
366
367 if ((wp = TAILQ_FIRST(&wl->window->panes)) == NULL)
368 goto empty;
369 if (TAILQ_NEXT(wp, entry) == NULL) {
370 if (!window_tree_filter_pane(s, wl, wp, filter))
371 goto empty;
372 return (1);
373 }
374
375 l = NULL;
376 n = 0;
377
378 TAILQ_FOREACH(wp, &wl->window->panes, entry) {
379 if (!window_tree_filter_pane(s, wl, wp, filter))
380 continue;
381 l = xreallocarray(l, n + 1, sizeof *l);
382 l[n++] = wp;
383 }
384 if (n == 0)
385 goto empty;
386
387 window_tree_sort = sort_crit;
388 qsort(l, n, sizeof *l, window_tree_cmp_pane);
389
390 for (i = 0; i < n; i++)
391 window_tree_build_pane(s, wl, l[i], modedata, mti);
392 free(l);
393 return (1);
394
395 empty:
396 window_tree_free_item(item);
397 data->item_size--;
398 mode_tree_remove(data->data, mti);
399 return (0);
400 }
401
402 static void
403 window_tree_build_session(struct session *s, void *modedata,
404 struct mode_tree_sort_criteria *sort_crit, const char *filter)
405 {
406 struct window_tree_modedata *data = modedata;
407 struct window_tree_itemdata *item;
408 struct mode_tree_item *mti;
409 char *text;
410 struct winlink *wl, **l;
411 u_int n, i, empty;
412 int expanded;
413
414 item = window_tree_add_item(data);
415 item->type = WINDOW_TREE_SESSION;
416 item->session = s->id;
417 item->winlink = -1;
418 item->pane = -1;
419
420 text = format_single(NULL, data->format, NULL, s, NULL, NULL);
421
422 if (data->type == WINDOW_TREE_SESSION)
423 expanded = 0;
424 else
425 expanded = 1;
426 mti = mode_tree_add(data->data, NULL, item, (uint64_t)s, s->name, text,
427 expanded);
428 free(text);
429
430 l = NULL;
431 n = 0;
432 RB_FOREACH(wl, winlinks, &s->windows) {
433 l = xreallocarray(l, n + 1, sizeof *l);
434 l[n++] = wl;
435 }
436 window_tree_sort = sort_crit;
437 qsort(l, n, sizeof *l, window_tree_cmp_window);
438
439 empty = 0;
440 for (i = 0; i < n; i++) {
441 if (!window_tree_build_window(s, l[i], modedata, sort_crit, mti,
442 filter))
443 empty++;
444 }
445 if (empty == n) {
446 window_tree_free_item(item);
447 data->item_size--;
448 mode_tree_remove(data->data, mti);
449 }
450 free(l);
451 }
452
453 static void
454 window_tree_build(void *modedata, struct mode_tree_sort_criteria *sort_crit,
455 uint64_t *tag, const char *filter)
456 {
457 struct window_tree_modedata *data = modedata;
458 struct session *s, **l;
459 struct session_group *sg, *current;
460 u_int n, i;
461
462 current = session_group_contains(data->fs.s);
463
464 for (i = 0; i < data->item_size; i++)
465 window_tree_free_item(data->item_list[i]);
466 free(data->item_list);
467 data->item_list = NULL;
468 data->item_size = 0;
469
470 l = NULL;
471 n = 0;
472 RB_FOREACH(s, sessions, &sessions) {
473 if (data->squash_groups &&
474 (sg = session_group_contains(s)) != NULL) {
475 if ((sg == current && s != data->fs.s) ||
476 (sg != current && s != TAILQ_FIRST(&sg->sessions)))
477 continue;
478 }
479 l = xreallocarray(l, n + 1, sizeof *l);
480 l[n++] = s;
481 }
482 window_tree_sort = sort_crit;
483 qsort(l, n, sizeof *l, window_tree_cmp_session);
484
485 for (i = 0; i < n; i++)
486 window_tree_build_session(l[i], modedata, sort_crit, filter);
487 free(l);
488
489 switch (data->type) {
490 case WINDOW_TREE_NONE:
491 break;
492 case WINDOW_TREE_SESSION:
493 *tag = (uint64_t)data->fs.s;
494 break;
495 case WINDOW_TREE_WINDOW:
496 *tag = (uint64_t)data->fs.wl;
497 break;
498 case WINDOW_TREE_PANE:
499 if (window_count_panes(data->fs.wl->window) == 1)
500 *tag = (uint64_t)data->fs.wl;
501 else
502 *tag = (uint64_t)data->fs.wp;
503 break;
504 }
505 }
506
507 static void
508 window_tree_draw_label(struct screen_write_ctx *ctx, u_int px, u_int py,
509 u_int sx, u_int sy, const struct grid_cell *gc, const char *label)
510 {
511 size_t len;
512 u_int ox, oy;
513
514 len = strlen(label);
515 if (sx == 0 || sy == 1 || len > sx)
516 return;
517 ox = (sx - len + 1) / 2;
518 oy = (sy + 1) / 2;
519
520 if (ox > 1 && ox + len < sx - 1 && sy >= 3) {
521 screen_write_cursormove(ctx, px + ox - 1, py + oy - 1, 0);
522 screen_write_box(ctx, len + 2, 3);
523 }
524 screen_write_cursormove(ctx, px + ox, py + oy, 0);
525 screen_write_puts(ctx, gc, "%s", label);
526 }
527
528 static void
529 window_tree_draw_session(struct window_tree_modedata *data, struct session *s,
530 struct screen_write_ctx *ctx, u_int sx, u_int sy)
531 {
532 struct options *oo = s->options;
533 struct winlink *wl;
534 struct window *w;
535 u_int cx = ctx->s->cx, cy = ctx->s->cy;
536 u_int loop, total, visible, each, width, offset;
537 u_int current, start, end, remaining, i;
538 struct grid_cell gc;
539 int colour, active_colour, left, right;
540 char *label;
541
542 total = winlink_count(&s->windows);
543
544 memcpy(&gc, &grid_default_cell, sizeof gc);
545 colour = options_get_number(oo, "display-panes-colour");
546 active_colour = options_get_number(oo, "display-panes-active-colour");
547
548 if (sx / total < 24) {
549 visible = sx / 24;
550 if (visible == 0)
551 visible = 1;
552 } else
553 visible = total;
554
555 current = 0;
556 RB_FOREACH(wl, winlinks, &s->windows) {
557 if (wl == s->curw)
558 break;
559 current++;
560 }
561
562 if (current < visible) {
563 start = 0;
564 end = visible;
565 } else if (current >= total - visible) {
566 start = total - visible;
567 end = total;
568 } else {
569 start = current - (visible / 2);
570 end = start + visible;
571 }
572
573 if (data->offset < -(int)start)
574 data->offset = -(int)start;
575 if (data->offset > (int)(total - end))
576 data->offset = (int)(total - end);
577 start += data->offset;
578 end += data->offset;
579
580 left = (start != 0);
581 right = (end != total);
582 if (((left && right) && sx <= 6) || ((left || right) && sx <= 3))
583 left = right = 0;
584 if (left && right) {
585 each = (sx - 6) / visible;
586 remaining = (sx - 6) - (visible * each);
587 } else if (left || right) {
588 each = (sx - 3) / visible;
589 remaining = (sx - 3) - (visible * each);
590 } else {
591 each = sx / visible;
592 remaining = sx - (visible * each);
593 }
594 if (each == 0)
595 return;
596
597 if (left) {
598 data->left = cx + 2;
599 screen_write_cursormove(ctx, cx + 2, cy, 0);
600 screen_write_vline(ctx, sy, 0, 0);
601 screen_write_cursormove(ctx, cx, cy + sy / 2, 0);
602 screen_write_puts(ctx, &grid_default_cell, "<");
603 } else
604 data->left = -1;
605 if (right) {
606 data->right = cx + sx - 3;
607 screen_write_cursormove(ctx, cx + sx - 3, cy, 0);
608 screen_write_vline(ctx, sy, 0, 0);
609 screen_write_cursormove(ctx, cx + sx - 1, cy + sy / 2, 0);
610 screen_write_puts(ctx, &grid_default_cell, ">");
611 } else
612 data->right = -1;
613
614 data->start = start;
615 data->end = end;
616 data->each = each;
617
618 i = loop = 0;
619 RB_FOREACH(wl, winlinks, &s->windows) {
620 if (loop == end)
621 break;
622 if (loop < start) {
623 loop++;
624 continue;
625 }
626 w = wl->window;
627
628 if (wl == s->curw)
629 gc.fg = active_colour;
630 else
631 gc.fg = colour;
632
633 if (left)
634 offset = 3 + (i * each);
635 else
636 offset = (i * each);
637 if (loop == end - 1)
638 width = each + remaining;
639 else
640 width = each - 1;
641
642 screen_write_cursormove(ctx, cx + offset, cy, 0);
643 screen_write_preview(ctx, &w->active->base, width, sy);
644
645 xasprintf(&label, " %u:%s ", wl->idx, w->name);
646 if (strlen(label) > width)
647 xasprintf(&label, " %u ", wl->idx);
648 window_tree_draw_label(ctx, cx + offset, cy, width, sy, &gc,
649 label);
650 free(label);
651
652 if (loop != end - 1) {
653 screen_write_cursormove(ctx, cx + offset + width, cy, 0);
654 screen_write_vline(ctx, sy, 0, 0);
655 }
656 loop++;
657
658 i++;
659 }
660 }
661
662 static void
663 window_tree_draw_window(struct window_tree_modedata *data, struct session *s,
664 struct window *w, struct screen_write_ctx *ctx, u_int sx, u_int sy)
665 {
666 struct options *oo = s->options;
667 struct window_pane *wp;
668 u_int cx = ctx->s->cx, cy = ctx->s->cy;
669 u_int loop, total, visible, each, width, offset;
670 u_int current, start, end, remaining, i;
671 struct grid_cell gc;
672 int colour, active_colour, left, right, pane_idx;
673 char *label;
674
675 total = window_count_panes(w);
676
677 memcpy(&gc, &grid_default_cell, sizeof gc);
678 colour = options_get_number(oo, "display-panes-colour");
679 active_colour = options_get_number(oo, "display-panes-active-colour");
680
681 if (sx / total < 24) {
682 visible = sx / 24;
683 if (visible == 0)
684 visible = 1;
685 } else
686 visible = total;
687
688 current = 0;
689 TAILQ_FOREACH(wp, &w->panes, entry) {
690 if (wp == w->active)
691 break;
692 current++;
693 }
694
695 if (current < visible) {
696 start = 0;
697 end = visible;
698 } else if (current >= total - visible) {
699 start = total - visible;
700 end = total;
701 } else {
702 start = current - (visible / 2);
703 end = start + visible;
704 }
705
706 if (data->offset < -(int)start)
707 data->offset = -(int)start;
708 if (data->offset > (int)(total - end))
709 data->offset = (int)(total - end);
710 start += data->offset;
711 end += data->offset;
712
713 left = (start != 0);
714 right = (end != total);
715 if (((left && right) && sx <= 6) || ((left || right) && sx <= 3))
716 left = right = 0;
717 if (left && right) {
718 each = (sx - 6) / visible;
719 remaining = (sx - 6) - (visible * each);
720 } else if (left || right) {
721 each = (sx - 3) / visible;
722 remaining = (sx - 3) - (visible * each);
723 } else {
724 each = sx / visible;
725 remaining = sx - (visible * each);
726 }
727 if (each == 0)
728 return;
729
730 if (left) {
731 data->left = cx + 2;
732 screen_write_cursormove(ctx, cx + 2, cy, 0);
733 screen_write_vline(ctx, sy, 0, 0);
734 screen_write_cursormove(ctx, cx, cy + sy / 2, 0);
735 screen_write_puts(ctx, &grid_default_cell, "<");
736 } else
737 data->left = -1;
738 if (right) {
739 data->right = cx + sx - 3;
740 screen_write_cursormove(ctx, cx + sx - 3, cy, 0);
741 screen_write_vline(ctx, sy, 0, 0);
742 screen_write_cursormove(ctx, cx + sx - 1, cy + sy / 2, 0);
743 screen_write_puts(ctx, &grid_default_cell, ">");
744 } else
745 data->right = -1;
746
747 data->start = start;
748 data->end = end;
749 data->each = each;
750
751 i = loop = 0;
752 TAILQ_FOREACH(wp, &w->panes, entry) {
753 if (loop == end)
754 break;
755 if (loop < start) {
756 loop++;
757 continue;
758 }
759
760 if (wp == w->active)
761 gc.fg = active_colour;
762 else
763 gc.fg = colour;
764
765 if (left)
766 offset = 3 + (i * each);
767 else
768 offset = (i * each);
769 if (loop == end - 1)
770 width = each + remaining;
771 else
772 width = each - 1;
773
774 screen_write_cursormove(ctx, cx + offset, cy, 0);
775 screen_write_preview(ctx, &wp->base, width, sy);
776
777 if (window_pane_index(wp, &pane_idx) != 0)
778 pane_idx = loop;
779 xasprintf(&label, " %u ", pane_idx);
780 window_tree_draw_label(ctx, cx + offset, cy, each, sy, &gc,
781 label);
782 free(label);
783
784 if (loop != end - 1) {
785 screen_write_cursormove(ctx, cx + offset + width, cy, 0);
786 screen_write_vline(ctx, sy, 0, 0);
787 }
788 loop++;
789
790 i++;
791 }
792 }
793
794 static void
795 window_tree_draw(void *modedata, void *itemdata, struct screen_write_ctx *ctx,
796 u_int sx, u_int sy)
797 {
798 struct window_tree_itemdata *item = itemdata;
799 struct session *sp;
800 struct winlink *wlp;
801 struct window_pane *wp;
802
803 window_tree_pull_item(item, &sp, &wlp, &wp);
804 if (wp == NULL)
805 return;
806
807 switch (item->type) {
808 case WINDOW_TREE_NONE:
809 break;
810 case WINDOW_TREE_SESSION:
811 window_tree_draw_session(modedata, sp, ctx, sx, sy);
812 break;
813 case WINDOW_TREE_WINDOW:
814 window_tree_draw_window(modedata, sp, wlp->window, ctx, sx, sy);
815 break;
816 case WINDOW_TREE_PANE:
817 screen_write_preview(ctx, &wp->base, sx, sy);
818 break;
819 }
820 }
821
822 static int
823 window_tree_search(__unused void *modedata, void *itemdata, const char *ss)
824 {
825 struct window_tree_itemdata *item = itemdata;
826 struct session *s;
827 struct winlink *wl;
828 struct window_pane *wp;
829 char *cmd;
830 int retval;
831
832 window_tree_pull_item(item, &s, &wl, &wp);
833
834 switch (item->type) {
835 case WINDOW_TREE_NONE:
836 return (0);
837 case WINDOW_TREE_SESSION:
838 if (s == NULL)
839 return (0);
840 return (strstr(s->name, ss) != NULL);
841 case WINDOW_TREE_WINDOW:
842 if (s == NULL || wl == NULL)
843 return (0);
844 return (strstr(wl->window->name, ss) != NULL);
845 case WINDOW_TREE_PANE:
846 if (s == NULL || wl == NULL || wp == NULL)
847 break;
848 cmd = get_proc_name(wp->fd, wp->tty);
849 if (cmd == NULL || *cmd == '\0')
850 return (0);
851 retval = (strstr(cmd, ss) != NULL);
852 free(cmd);
853 return (retval);
854 }
855 return (0);
856 }
857
858 static void
859 window_tree_menu(void *modedata, struct client *c, key_code key)
860 {
861 struct window_tree_modedata *data = modedata;
862 struct window_pane *wp = data->wp;
863 struct window_mode_entry *wme;
864
865 wme = TAILQ_FIRST(&wp->modes);
866 if (wme == NULL || wme->data != modedata)
867 return;
868 window_tree_key(wme, c, NULL, NULL, key, NULL);
869 }
870
871 static key_code
872 window_tree_get_key(void *modedata, void *itemdata, u_int line)
873 {
874 struct window_tree_modedata *data = modedata;
875 struct window_tree_itemdata *item = itemdata;
876 struct format_tree *ft;
877 struct session *s;
878 struct winlink *wl;
879 struct window_pane *wp;
880 char *expanded;
881 key_code key;
882
883 ft = format_create(NULL, NULL, FORMAT_NONE, 0);
884 window_tree_pull_item(item, &s, &wl, &wp);
885 if (item->type == WINDOW_TREE_SESSION)
886 format_defaults(ft, NULL, s, NULL, NULL);
887 else if (item->type == WINDOW_TREE_WINDOW)
888 format_defaults(ft, NULL, s, wl, NULL);
889 else
890 format_defaults(ft, NULL, s, wl, wp);
891 format_add(ft, "line", "%u", line);
892
893 expanded = format_expand(ft, data->key_format);
894 key = key_string_lookup_string(expanded);
895 free(expanded);
896 format_free(ft);
897 return key;
898 }
899
900 static struct screen *
901 window_tree_init(struct window_mode_entry *wme, struct cmd_find_state *fs,
902 struct args *args)
903 {
904 struct window_pane *wp = wme->wp;
905 struct window_tree_modedata *data;
906 struct screen *s;
907
908 wme->data = data = xcalloc(1, sizeof *data);
909 data->wp = wp;
910 data->references = 1;
911
912 if (args_has(args, 's'))
913 data->type = WINDOW_TREE_SESSION;
914 else if (args_has(args, 'w'))
915 data->type = WINDOW_TREE_WINDOW;
916 else
917 data->type = WINDOW_TREE_PANE;
918 memcpy(&data->fs, fs, sizeof data->fs);
919
920 if (args == NULL || !args_has(args, 'F'))
921 data->format = xstrdup(WINDOW_TREE_DEFAULT_FORMAT);
922 else
923 data->format = xstrdup(args_get(args, 'F'));
924 if (args == NULL || !args_has(args, 'K'))
925 data->key_format = xstrdup(WINDOW_TREE_DEFAULT_KEY_FORMAT);
926 else
927 data->key_format = xstrdup(args_get(args, 'K'));
928 if (args == NULL || args_count(args) == 0)
929 data->command = xstrdup(WINDOW_TREE_DEFAULT_COMMAND);
930 else
931 data->command = xstrdup(args_string(args, 0));
932 data->squash_groups = !args_has(args, 'G');
933
934 data->data = mode_tree_start(wp, args, window_tree_build,
935 window_tree_draw, window_tree_search, window_tree_menu, NULL,
936 window_tree_get_key, data, window_tree_menu_items,
937 window_tree_sort_list, nitems(window_tree_sort_list), &s);
938 mode_tree_zoom(data->data, args);
939
940 mode_tree_build(data->data);
941 mode_tree_draw(data->data);
942
943 data->type = WINDOW_TREE_NONE;
944
945 return (s);
946 }
947
948 static void
949 window_tree_destroy(struct window_tree_modedata *data)
950 {
951 u_int i;
952
953 if (--data->references != 0)
954 return;
955
956 for (i = 0; i < data->item_size; i++)
957 window_tree_free_item(data->item_list[i]);
958 free(data->item_list);
959
960 free(data->format);
961 free(data->key_format);
962 free(data->command);
963
964 free(data);
965 }
966
967 static void
968 window_tree_free(struct window_mode_entry *wme)
969 {
970 struct window_tree_modedata *data = wme->data;
971
972 if (data == NULL)
973 return;
974
975 data->dead = 1;
976 mode_tree_free(data->data);
977 window_tree_destroy(data);
978 }
979
980 static void
981 window_tree_resize(struct window_mode_entry *wme, u_int sx, u_int sy)
982 {
983 struct window_tree_modedata *data = wme->data;
984
985 mode_tree_resize(data->data, sx, sy);
986 }
987
988 static void
989 window_tree_update(struct window_mode_entry *wme)
990 {
991 struct window_tree_modedata *data = wme->data;
992
993 mode_tree_build(data->data);
994 mode_tree_draw(data->data);
995 data->wp->flags |= PANE_REDRAW;
996 }
997
998 static char *
999 window_tree_get_target(struct window_tree_itemdata *item,
1000 struct cmd_find_state *fs)
1001 {
1002 struct session *s;
1003 struct winlink *wl;
1004 struct window_pane *wp;
1005 char *target;
1006
1007 window_tree_pull_item(item, &s, &wl, &wp);
1008
1009 target = NULL;
1010 switch (item->type) {
1011 case WINDOW_TREE_NONE:
1012 break;
1013 case WINDOW_TREE_SESSION:
1014 if (s == NULL)
1015 break;
1016 xasprintf(&target, "=%s:", s->name);
1017 break;
1018 case WINDOW_TREE_WINDOW:
1019 if (s == NULL || wl == NULL)
1020 break;
1021 xasprintf(&target, "=%s:%u.", s->name, wl->idx);
1022 break;
1023 case WINDOW_TREE_PANE:
1024 if (s == NULL || wl == NULL || wp == NULL)
1025 break;
1026 xasprintf(&target, "=%s:%u.%%%u", s->name, wl->idx, wp->id);
1027 break;
1028 }
1029 if (target == NULL)
1030 cmd_find_clear_state(fs, 0);
1031 else
1032 cmd_find_from_winlink_pane(fs, wl, wp, 0);
1033 return (target);
1034 }
1035
1036 static void
1037 window_tree_command_each(void *modedata, void *itemdata, struct client *c,
1038 __unused key_code key)
1039 {
1040 struct window_tree_modedata *data = modedata;
1041 struct window_tree_itemdata *item = itemdata;
1042 char *name;
1043 struct cmd_find_state fs;
1044
1045 name = window_tree_get_target(item, &fs);
1046 if (name != NULL)
1047 mode_tree_run_command(c, &fs, data->entered, name);
1048 free(name);
1049 }
1050
1051 static enum cmd_retval
1052 window_tree_command_done(__unused struct cmdq_item *item, void *modedata)
1053 {
1054 struct window_tree_modedata *data = modedata;
1055
1056 if (!data->dead) {
1057 mode_tree_build(data->data);
1058 mode_tree_draw(data->data);
1059 data->wp->flags |= PANE_REDRAW;
1060 }
1061 window_tree_destroy(data);
1062 return (CMD_RETURN_NORMAL);
1063 }
1064
1065 static int
1066 window_tree_command_callback(struct client *c, void *modedata, const char *s,
1067 __unused int done)
1068 {
1069 struct window_tree_modedata *data = modedata;
1070
1071 if (s == NULL || *s == '\0' || data->dead)
1072 return (0);
1073
1074 data->entered = s;
1075 mode_tree_each_tagged(data->data, window_tree_command_each, c,
1076 KEYC_NONE, 1);
1077 data->entered = NULL;
1078
1079 data->references++;
1080 cmdq_append(c, cmdq_get_callback(window_tree_command_done, data));
1081
1082 return (0);
1083 }
1084
1085 static void
1086 window_tree_command_free(void *modedata)
1087 {
1088 struct window_tree_modedata *data = modedata;
1089
1090 window_tree_destroy(data);
1091 }
1092
1093 static void
1094 window_tree_kill_each(__unused void *modedata, void *itemdata,
1095 __unused struct client *c, __unused key_code key)
1096 {
1097 struct window_tree_itemdata *item = itemdata;
1098 struct session *s;
1099 struct winlink *wl;
1100 struct window_pane *wp;
1101
1102 window_tree_pull_item(item, &s, &wl, &wp);
1103
1104 switch (item->type) {
1105 case WINDOW_TREE_NONE:
1106 break;
1107 case WINDOW_TREE_SESSION:
1108 if (s != NULL) {
1109 server_destroy_session(s);
1110 session_destroy(s, 1, __func__);
1111 }
1112 break;
1113 case WINDOW_TREE_WINDOW:
1114 if (wl != NULL)
1115 server_kill_window(wl->window, 0);
1116 break;
1117 case WINDOW_TREE_PANE:
1118 if (wp != NULL)
1119 server_kill_pane(wp);
1120 break;
1121 }
1122 }
1123
1124 static int
1125 window_tree_kill_current_callback(struct client *c, void *modedata,
1126 const char *s, __unused int done)
1127 {
1128 struct window_tree_modedata *data = modedata;
1129 struct mode_tree_data *mtd = data->data;
1130
1131 if (s == NULL || *s == '\0' || data->dead)
1132 return (0);
1133 if (tolower((u_char) s[0]) != 'y' || s[1] != '\0')
1134 return (0);
1135
1136 window_tree_kill_each(data, mode_tree_get_current(mtd), c, KEYC_NONE);
1137 server_renumber_all();
1138
1139 data->references++;
1140 cmdq_append(c, cmdq_get_callback(window_tree_command_done, data));
1141
1142 return (0);
1143 }
1144
1145 static int
1146 window_tree_kill_tagged_callback(struct client *c, void *modedata,
1147 const char *s, __unused int done)
1148 {
1149 struct window_tree_modedata *data = modedata;
1150 struct mode_tree_data *mtd = data->data;
1151
1152 if (s == NULL || *s == '\0' || data->dead)
1153 return (0);
1154 if (tolower((u_char) s[0]) != 'y' || s[1] != '\0')
1155 return (0);
1156
1157 mode_tree_each_tagged(mtd, window_tree_kill_each, c, KEYC_NONE, 1);
1158 server_renumber_all();
1159
1160 data->references++;
1161 cmdq_append(c, cmdq_get_callback(window_tree_command_done, data));
1162
1163 return (0);
1164 }
1165
1166 static key_code
1167 window_tree_mouse(struct window_tree_modedata *data, key_code key, u_int x,
1168 struct window_tree_itemdata *item)
1169 {
1170 struct session *s;
1171 struct winlink *wl;
1172 struct window_pane *wp;
1173 u_int loop;
1174
1175 if (key != KEYC_MOUSEDOWN1_PANE)
1176 return (KEYC_NONE);
1177
1178 if (data->left != -1 && x <= (u_int)data->left)
1179 return ('<');
1180 if (data->right != -1 && x >= (u_int)data->right)
1181 return ('>');
1182
1183 if (data->left != -1)
1184 x -= data->left;
1185 else if (x != 0)
1186 x--;
1187 if (x == 0 || data->end == 0)
1188 x = 0;
1189 else {
1190 x = x / data->each;
1191 if (data->start + x >= data->end)
1192 x = data->end - 1;
1193 }
1194
1195 window_tree_pull_item(item, &s, &wl, &wp);
1196 if (item->type == WINDOW_TREE_SESSION) {
1197 if (s == NULL)
1198 return (KEYC_NONE);
1199 mode_tree_expand_current(data->data);
1200 loop = 0;
1201 RB_FOREACH(wl, winlinks, &s->windows) {
1202 if (loop == data->start + x)
1203 break;
1204 loop++;
1205 }
1206 if (wl != NULL)
1207 mode_tree_set_current(data->data, (uint64_t)wl);
1208 return ('\r');
1209 }
1210 if (item->type == WINDOW_TREE_WINDOW) {
1211 if (wl == NULL)
1212 return (KEYC_NONE);
1213 mode_tree_expand_current(data->data);
1214 loop = 0;
1215 TAILQ_FOREACH(wp, &wl->window->panes, entry) {
1216 if (loop == data->start + x)
1217 break;
1218 loop++;
1219 }
1220 if (wp != NULL)
1221 mode_tree_set_current(data->data, (uint64_t)wp);
1222 return ('\r');
1223 }
1224 return (KEYC_NONE);
1225 }
1226
1227 static void
1228 window_tree_key(struct window_mode_entry *wme, struct client *c,
1229 __unused struct session *s, __unused struct winlink *wl, key_code key,
1230 struct mouse_event *m)
1231 {
1232 struct window_pane *wp = wme->wp;
1233 struct window_tree_modedata *data = wme->data;
1234 struct window_tree_itemdata *item, *new_item;
1235 char *name, *prompt = NULL;
1236 struct cmd_find_state fs, *fsp = &data->fs;
1237 int finished;
1238 u_int tagged, x, y, idx;
1239 struct session *ns;
1240 struct winlink *nwl;
1241 struct window_pane *nwp;
1242
1243 item = mode_tree_get_current(data->data);
1244 finished = mode_tree_key(data->data, c, &key, m, &x, &y);
1245 if (item != (new_item = mode_tree_get_current(data->data))) {
1246 item = new_item;
1247 data->offset = 0;
1248 }
1249 if (KEYC_IS_MOUSE(key) && m != NULL)
1250 key = window_tree_mouse(data, key, x, item);
1251 switch (key) {
1252 case '<':
1253 data->offset--;
1254 break;
1255 case '>':
1256 data->offset++;
1257 break;
1258 case 'H':
1259 mode_tree_expand(data->data, (uint64_t)fsp->s);
1260 mode_tree_expand(data->data, (uint64_t)fsp->wl);
1261 if (!mode_tree_set_current(data->data, (uint64_t)wme->wp))
1262 mode_tree_set_current(data->data, (uint64_t)fsp->wl);
1263 break;
1264 case 'm':
1265 window_tree_pull_item(item, &ns, &nwl, &nwp);
1266 server_set_marked(ns, nwl, nwp);
1267 mode_tree_build(data->data);
1268 break;
1269 case 'M':
1270 server_clear_marked();
1271 mode_tree_build(data->data);
1272 break;
1273 case 'x':
1274 window_tree_pull_item(item, &ns, &nwl, &nwp);
1275 switch (item->type) {
1276 case WINDOW_TREE_NONE:
1277 break;
1278 case WINDOW_TREE_SESSION:
1279 if (ns == NULL)
1280 break;
1281 xasprintf(&prompt, "Kill session %s? ", ns->name);
1282 break;
1283 case WINDOW_TREE_WINDOW:
1284 if (nwl == NULL)
1285 break;
1286 xasprintf(&prompt, "Kill window %u? ", nwl->idx);
1287 break;
1288 case WINDOW_TREE_PANE:
1289 if (nwp == NULL || window_pane_index(nwp, &idx) != 0)
1290 break;
1291 xasprintf(&prompt, "Kill pane %u? ", idx);
1292 break;
1293 }
1294 if (prompt == NULL)
1295 break;
1296 data->references++;
1297 status_prompt_set(c, NULL, prompt, "",
1298 window_tree_kill_current_callback, window_tree_command_free,
1299 data, PROMPT_SINGLE|PROMPT_NOFORMAT, PROMPT_TYPE_COMMAND);
1300 free(prompt);
1301 break;
1302 case 'X':
1303 tagged = mode_tree_count_tagged(data->data);
1304 if (tagged == 0)
1305 break;
1306 xasprintf(&prompt, "Kill %u tagged? ", tagged);
1307 data->references++;
1308 status_prompt_set(c, NULL, prompt, "",
1309 window_tree_kill_tagged_callback, window_tree_command_free,
1310 data, PROMPT_SINGLE|PROMPT_NOFORMAT, PROMPT_TYPE_COMMAND);
1311 free(prompt);
1312 break;
1313 case ':':
1314 tagged = mode_tree_count_tagged(data->data);
1315 if (tagged != 0)
1316 xasprintf(&prompt, "(%u tagged) ", tagged);
1317 else
1318 xasprintf(&prompt, "(current) ");
1319 data->references++;
1320 status_prompt_set(c, NULL, prompt, "",
1321 window_tree_command_callback, window_tree_command_free,
1322 data, PROMPT_NOFORMAT, PROMPT_TYPE_COMMAND);
1323 free(prompt);
1324 break;
1325 case '\r':
1326 name = window_tree_get_target(item, &fs);
1327 if (name != NULL)
1328 mode_tree_run_command(c, NULL, data->command, name);
1329 finished = 1;
1330 free(name);
1331 break;
1332 }
1333 if (finished)
1334 window_pane_reset_mode(wp);
1335 else {
1336 mode_tree_draw(data->data);
1337 wp->flags |= PANE_REDRAW;
1338 }
1339 }