2 #include "../string2.h"
4 #include "../../perf.h"
8 #include <linux/compiler.h>
9 #include <linux/list.h>
10 #include <linux/rbtree.h>
12 #include <sys/ttydefaults.h>
17 #include "sane_ctype.h"
19 static int ui_browser__percent_color(struct ui_browser
*browser
,
20 double percent
, bool current
)
22 if (current
&& (!browser
->use_navkeypressed
|| browser
->navkeypressed
))
23 return HE_COLORSET_SELECTED
;
24 if (percent
>= MIN_RED
)
25 return HE_COLORSET_TOP
;
26 if (percent
>= MIN_GREEN
)
27 return HE_COLORSET_MEDIUM
;
28 return HE_COLORSET_NORMAL
;
31 int ui_browser__set_color(struct ui_browser
*browser
, int color
)
33 int ret
= browser
->current_color
;
34 browser
->current_color
= color
;
35 SLsmg_set_color(color
);
39 void ui_browser__set_percent_color(struct ui_browser
*browser
,
40 double percent
, bool current
)
42 int color
= ui_browser__percent_color(browser
, percent
, current
);
43 ui_browser__set_color(browser
, color
);
46 void ui_browser__gotorc(struct ui_browser
*browser
, int y
, int x
)
48 SLsmg_gotorc(browser
->y
+ y
, browser
->x
+ x
);
51 void ui_browser__write_nstring(struct ui_browser
*browser __maybe_unused
, const char *msg
,
54 slsmg_write_nstring(msg
, width
);
57 void ui_browser__printf(struct ui_browser
*browser __maybe_unused
, const char *fmt
, ...)
62 slsmg_vprintf(fmt
, args
);
66 static struct list_head
*
67 ui_browser__list_head_filter_entries(struct ui_browser
*browser
,
68 struct list_head
*pos
)
71 if (!browser
->filter
|| !browser
->filter(browser
, pos
))
74 } while (pos
!= browser
->entries
);
79 static struct list_head
*
80 ui_browser__list_head_filter_prev_entries(struct ui_browser
*browser
,
81 struct list_head
*pos
)
84 if (!browser
->filter
|| !browser
->filter(browser
, pos
))
87 } while (pos
!= browser
->entries
);
92 void ui_browser__list_head_seek(struct ui_browser
*browser
, off_t offset
, int whence
)
94 struct list_head
*head
= browser
->entries
;
95 struct list_head
*pos
;
97 if (browser
->nr_entries
== 0)
102 pos
= ui_browser__list_head_filter_entries(browser
, head
->next
);
108 pos
= ui_browser__list_head_filter_prev_entries(browser
, head
->prev
);
117 while (offset
-- != 0)
118 pos
= ui_browser__list_head_filter_entries(browser
, pos
->next
);
120 while (offset
++ != 0)
121 pos
= ui_browser__list_head_filter_prev_entries(browser
, pos
->prev
);
127 void ui_browser__rb_tree_seek(struct ui_browser
*browser
, off_t offset
, int whence
)
129 struct rb_root
*root
= browser
->entries
;
147 while (offset
-- != 0)
150 while (offset
++ != 0)
157 unsigned int ui_browser__rb_tree_refresh(struct ui_browser
*browser
)
162 if (browser
->top
== NULL
)
163 browser
->top
= rb_first(browser
->entries
);
168 ui_browser__gotorc(browser
, row
, 0);
169 browser
->write(browser
, nd
, row
);
170 if (++row
== browser
->rows
)
178 bool ui_browser__is_current_entry(struct ui_browser
*browser
, unsigned row
)
180 return browser
->top_idx
+ row
== browser
->index
;
183 void ui_browser__refresh_dimensions(struct ui_browser
*browser
)
185 browser
->width
= SLtt_Screen_Cols
- 1;
186 browser
->height
= browser
->rows
= SLtt_Screen_Rows
- 2;
191 void ui_browser__handle_resize(struct ui_browser
*browser
)
193 ui__refresh_dimensions(false);
194 ui_browser__show(browser
, browser
->title
, ui_helpline__current
);
195 ui_browser__refresh(browser
);
198 int ui_browser__warning(struct ui_browser
*browser
, int timeout
,
199 const char *format
, ...)
205 va_start(args
, format
);
206 err
= vasprintf(&text
, format
, args
);
210 va_start(args
, format
);
211 ui_helpline__vpush(format
, args
);
214 while ((key
= ui__question_window("Warning!", text
,
216 timeout
)) == K_RESIZE
)
217 ui_browser__handle_resize(browser
);
224 int ui_browser__help_window(struct ui_browser
*browser
, const char *text
)
228 while ((key
= ui__help_window(text
)) == K_RESIZE
)
229 ui_browser__handle_resize(browser
);
234 bool ui_browser__dialog_yesno(struct ui_browser
*browser
, const char *text
)
238 while ((key
= ui__dialog_yesno(text
)) == K_RESIZE
)
239 ui_browser__handle_resize(browser
);
241 return key
== K_ENTER
|| toupper(key
) == 'Y';
244 void ui_browser__reset_index(struct ui_browser
*browser
)
246 browser
->index
= browser
->top_idx
= 0;
247 browser
->seek(browser
, 0, SEEK_SET
);
250 void __ui_browser__show_title(struct ui_browser
*browser
, const char *title
)
253 ui_browser__set_color(browser
, HE_COLORSET_ROOT
);
254 ui_browser__write_nstring(browser
, title
, browser
->width
+ 1);
257 void ui_browser__show_title(struct ui_browser
*browser
, const char *title
)
259 pthread_mutex_lock(&ui__lock
);
260 __ui_browser__show_title(browser
, title
);
261 pthread_mutex_unlock(&ui__lock
);
264 int ui_browser__show(struct ui_browser
*browser
, const char *title
,
265 const char *helpline
, ...)
270 if (browser
->refresh_dimensions
== NULL
)
271 browser
->refresh_dimensions
= ui_browser__refresh_dimensions
;
273 browser
->refresh_dimensions(browser
);
275 pthread_mutex_lock(&ui__lock
);
276 __ui_browser__show_title(browser
, title
);
278 browser
->title
= title
;
279 zfree(&browser
->helpline
);
281 va_start(ap
, helpline
);
282 err
= vasprintf(&browser
->helpline
, helpline
, ap
);
285 ui_helpline__push(browser
->helpline
);
286 pthread_mutex_unlock(&ui__lock
);
290 void ui_browser__hide(struct ui_browser
*browser
)
292 pthread_mutex_lock(&ui__lock
);
294 zfree(&browser
->helpline
);
295 pthread_mutex_unlock(&ui__lock
);
298 static void ui_browser__scrollbar_set(struct ui_browser
*browser
)
300 int height
= browser
->height
, h
= 0, pct
= 0,
301 col
= browser
->width
,
304 if (browser
->nr_entries
> 1) {
305 pct
= ((browser
->index
* (browser
->height
- 1)) /
306 (browser
->nr_entries
- 1));
309 SLsmg_set_char_set(1);
312 ui_browser__gotorc(browser
, row
++, col
);
313 SLsmg_write_char(h
== pct
? SLSMG_DIAMOND_CHAR
: SLSMG_CKBRD_CHAR
);
317 SLsmg_set_char_set(0);
320 static int __ui_browser__refresh(struct ui_browser
*browser
)
323 int width
= browser
->width
;
325 row
= browser
->refresh(browser
);
326 ui_browser__set_color(browser
, HE_COLORSET_NORMAL
);
328 if (!browser
->use_navkeypressed
|| browser
->navkeypressed
)
329 ui_browser__scrollbar_set(browser
);
333 SLsmg_fill_region(browser
->y
+ row
, browser
->x
,
334 browser
->height
- row
, width
, ' ');
339 int ui_browser__refresh(struct ui_browser
*browser
)
341 pthread_mutex_lock(&ui__lock
);
342 __ui_browser__refresh(browser
);
343 pthread_mutex_unlock(&ui__lock
);
349 * Here we're updating nr_entries _after_ we started browsing, i.e. we have to
350 * forget about any reference to any entry in the underlying data structure,
351 * that is why we do a SEEK_SET. Think about 'perf top' in the hists browser
352 * after an output_resort and hist decay.
354 void ui_browser__update_nr_entries(struct ui_browser
*browser
, u32 nr_entries
)
356 off_t offset
= nr_entries
- browser
->nr_entries
;
358 browser
->nr_entries
= nr_entries
;
361 if (browser
->top_idx
< (u64
)-offset
)
362 offset
= -browser
->top_idx
;
364 browser
->index
+= offset
;
365 browser
->top_idx
+= offset
;
369 browser
->seek(browser
, browser
->top_idx
, SEEK_SET
);
372 int ui_browser__run(struct ui_browser
*browser
, int delay_secs
)
379 pthread_mutex_lock(&ui__lock
);
380 err
= __ui_browser__refresh(browser
);
382 pthread_mutex_unlock(&ui__lock
);
386 key
= ui__getch(delay_secs
);
388 if (key
== K_RESIZE
) {
389 ui__refresh_dimensions(false);
390 browser
->refresh_dimensions(browser
);
391 __ui_browser__show_title(browser
, browser
->title
);
392 ui_helpline__puts(browser
->helpline
);
396 if (browser
->use_navkeypressed
&& !browser
->navkeypressed
) {
397 if (key
== K_DOWN
|| key
== K_UP
||
398 (browser
->columns
&& (key
== K_LEFT
|| key
== K_RIGHT
)) ||
399 key
== K_PGDN
|| key
== K_PGUP
||
400 key
== K_HOME
|| key
== K_END
||
402 browser
->navkeypressed
= true;
410 if (browser
->index
== browser
->nr_entries
- 1)
413 if (browser
->index
== browser
->top_idx
+ browser
->rows
) {
415 browser
->seek(browser
, +1, SEEK_CUR
);
419 if (browser
->index
== 0)
422 if (browser
->index
< browser
->top_idx
) {
424 browser
->seek(browser
, -1, SEEK_CUR
);
428 if (!browser
->columns
)
430 if (browser
->horiz_scroll
< browser
->columns
- 1)
431 ++browser
->horiz_scroll
;
434 if (!browser
->columns
)
436 if (browser
->horiz_scroll
!= 0)
437 --browser
->horiz_scroll
;
441 if (browser
->top_idx
+ browser
->rows
> browser
->nr_entries
- 1)
444 offset
= browser
->rows
;
445 if (browser
->index
+ offset
> browser
->nr_entries
- 1)
446 offset
= browser
->nr_entries
- 1 - browser
->index
;
447 browser
->index
+= offset
;
448 browser
->top_idx
+= offset
;
449 browser
->seek(browser
, +offset
, SEEK_CUR
);
452 if (browser
->top_idx
== 0)
455 if (browser
->top_idx
< browser
->rows
)
456 offset
= browser
->top_idx
;
458 offset
= browser
->rows
;
460 browser
->index
-= offset
;
461 browser
->top_idx
-= offset
;
462 browser
->seek(browser
, -offset
, SEEK_CUR
);
465 ui_browser__reset_index(browser
);
468 offset
= browser
->rows
- 1;
469 if (offset
>= browser
->nr_entries
)
470 offset
= browser
->nr_entries
- 1;
472 browser
->index
= browser
->nr_entries
- 1;
473 browser
->top_idx
= browser
->index
- offset
;
474 browser
->seek(browser
, -offset
, SEEK_END
);
484 unsigned int ui_browser__list_head_refresh(struct ui_browser
*browser
)
486 struct list_head
*pos
;
487 struct list_head
*head
= browser
->entries
;
490 if (browser
->top
== NULL
|| browser
->top
== browser
->entries
)
491 browser
->top
= ui_browser__list_head_filter_entries(browser
, head
->next
);
495 list_for_each_from(pos
, head
) {
496 if (!browser
->filter
|| !browser
->filter(browser
, pos
)) {
497 ui_browser__gotorc(browser
, row
, 0);
498 browser
->write(browser
, pos
, row
);
499 if (++row
== browser
->rows
)
507 static struct ui_browser_colorset
{
508 const char *name
, *fg
, *bg
;
510 } ui_browser__colorsets
[] = {
512 .colorset
= HE_COLORSET_TOP
,
518 .colorset
= HE_COLORSET_MEDIUM
,
524 .colorset
= HE_COLORSET_NORMAL
,
530 .colorset
= HE_COLORSET_SELECTED
,
536 .colorset
= HE_COLORSET_JUMP_ARROWS
,
537 .name
= "jump_arrows",
542 .colorset
= HE_COLORSET_ADDR
,
548 .colorset
= HE_COLORSET_ROOT
,
559 static int ui_browser__color_config(const char *var
, const char *value
,
560 void *data __maybe_unused
)
562 char *fg
= NULL
, *bg
;
565 /* same dir for all commands */
566 if (prefixcmp(var
, "colors.") != 0)
569 for (i
= 0; ui_browser__colorsets
[i
].name
!= NULL
; ++i
) {
570 const char *name
= var
+ 7;
572 if (strcmp(ui_browser__colorsets
[i
].name
, name
) != 0)
579 bg
= strchr(fg
, ',');
585 ui_browser__colorsets
[i
].bg
= bg
;
586 ui_browser__colorsets
[i
].fg
= fg
;
594 void ui_browser__argv_seek(struct ui_browser
*browser
, off_t offset
, int whence
)
598 browser
->top
= browser
->entries
;
601 browser
->top
= browser
->top
+ browser
->top_idx
+ offset
;
604 browser
->top
= browser
->top
+ browser
->nr_entries
- 1 + offset
;
611 unsigned int ui_browser__argv_refresh(struct ui_browser
*browser
)
613 unsigned int row
= 0, idx
= browser
->top_idx
;
616 if (browser
->top
== NULL
)
617 browser
->top
= browser
->entries
;
619 pos
= (char **)browser
->top
;
620 while (idx
< browser
->nr_entries
) {
621 if (!browser
->filter
|| !browser
->filter(browser
, *pos
)) {
622 ui_browser__gotorc(browser
, row
, 0);
623 browser
->write(browser
, pos
, row
);
624 if (++row
== browser
->rows
)
635 void __ui_browser__vline(struct ui_browser
*browser
, unsigned int column
,
638 SLsmg_set_char_set(1);
639 ui_browser__gotorc(browser
, start
, column
);
640 SLsmg_draw_vline(end
- start
+ 1);
641 SLsmg_set_char_set(0);
644 void ui_browser__write_graph(struct ui_browser
*browser __maybe_unused
,
647 SLsmg_set_char_set(1);
648 SLsmg_write_char(graph
);
649 SLsmg_set_char_set(0);
652 static void __ui_browser__line_arrow_up(struct ui_browser
*browser
,
656 unsigned int row
, end_row
;
658 SLsmg_set_char_set(1);
660 if (start
< browser
->top_idx
+ browser
->rows
) {
661 row
= start
- browser
->top_idx
;
662 ui_browser__gotorc(browser
, row
, column
);
663 SLsmg_write_char(SLSMG_LLCORN_CHAR
);
664 ui_browser__gotorc(browser
, row
, column
+ 1);
670 row
= browser
->rows
- 1;
672 if (end
> browser
->top_idx
)
673 end_row
= end
- browser
->top_idx
;
677 ui_browser__gotorc(browser
, end_row
, column
);
678 SLsmg_draw_vline(row
- end_row
+ 1);
680 ui_browser__gotorc(browser
, end_row
, column
);
681 if (end
>= browser
->top_idx
) {
682 SLsmg_write_char(SLSMG_ULCORN_CHAR
);
683 ui_browser__gotorc(browser
, end_row
, column
+ 1);
684 SLsmg_write_char(SLSMG_HLINE_CHAR
);
685 ui_browser__gotorc(browser
, end_row
, column
+ 2);
686 SLsmg_write_char(SLSMG_RARROW_CHAR
);
689 SLsmg_set_char_set(0);
692 static void __ui_browser__line_arrow_down(struct ui_browser
*browser
,
696 unsigned int row
, end_row
;
698 SLsmg_set_char_set(1);
700 if (start
>= browser
->top_idx
) {
701 row
= start
- browser
->top_idx
;
702 ui_browser__gotorc(browser
, row
, column
);
703 SLsmg_write_char(SLSMG_ULCORN_CHAR
);
704 ui_browser__gotorc(browser
, row
, column
+ 1);
712 if (end
>= browser
->top_idx
+ browser
->rows
)
713 end_row
= browser
->rows
- 1;
715 end_row
= end
- browser
->top_idx
;
717 ui_browser__gotorc(browser
, row
, column
);
718 SLsmg_draw_vline(end_row
- row
+ 1);
720 ui_browser__gotorc(browser
, end_row
, column
);
721 if (end
< browser
->top_idx
+ browser
->rows
) {
722 SLsmg_write_char(SLSMG_LLCORN_CHAR
);
723 ui_browser__gotorc(browser
, end_row
, column
+ 1);
724 SLsmg_write_char(SLSMG_HLINE_CHAR
);
725 ui_browser__gotorc(browser
, end_row
, column
+ 2);
726 SLsmg_write_char(SLSMG_RARROW_CHAR
);
729 SLsmg_set_char_set(0);
732 void __ui_browser__line_arrow(struct ui_browser
*browser
, unsigned int column
,
736 __ui_browser__line_arrow_up(browser
, column
, start
, end
);
738 __ui_browser__line_arrow_down(browser
, column
, start
, end
);
741 void ui_browser__init(void)
745 perf_config(ui_browser__color_config
, NULL
);
747 while (ui_browser__colorsets
[i
].name
) {
748 struct ui_browser_colorset
*c
= &ui_browser__colorsets
[i
++];
749 sltt_set_color(c
->colorset
, c
->name
, c
->fg
, c
->bg
);
752 annotate_browser__init();