]>
git.proxmox.com Git - mirror_ubuntu-artful-kernel.git/blob - tools/perf/ui/browser.c
3 #include "../../perf.h"
8 #include <linux/compiler.h>
9 #include <linux/list.h>
10 #include <linux/rbtree.h>
12 #include <sys/ttydefaults.h>
18 static int ui_browser__percent_color(struct ui_browser
*browser
,
19 double percent
, bool current
)
21 if (current
&& (!browser
->use_navkeypressed
|| browser
->navkeypressed
))
22 return HE_COLORSET_SELECTED
;
23 if (percent
>= MIN_RED
)
24 return HE_COLORSET_TOP
;
25 if (percent
>= MIN_GREEN
)
26 return HE_COLORSET_MEDIUM
;
27 return HE_COLORSET_NORMAL
;
30 int ui_browser__set_color(struct ui_browser
*browser
, int color
)
32 int ret
= browser
->current_color
;
33 browser
->current_color
= color
;
34 SLsmg_set_color(color
);
38 void ui_browser__set_percent_color(struct ui_browser
*browser
,
39 double percent
, bool current
)
41 int color
= ui_browser__percent_color(browser
, percent
, current
);
42 ui_browser__set_color(browser
, color
);
45 void ui_browser__gotorc(struct ui_browser
*browser
, int y
, int x
)
47 SLsmg_gotorc(browser
->y
+ y
, browser
->x
+ x
);
50 static struct list_head
*
51 ui_browser__list_head_filter_entries(struct ui_browser
*browser
,
52 struct list_head
*pos
)
55 if (!browser
->filter
|| !browser
->filter(browser
, pos
))
58 } while (pos
!= browser
->entries
);
63 static struct list_head
*
64 ui_browser__list_head_filter_prev_entries(struct ui_browser
*browser
,
65 struct list_head
*pos
)
68 if (!browser
->filter
|| !browser
->filter(browser
, pos
))
71 } while (pos
!= browser
->entries
);
76 void ui_browser__list_head_seek(struct ui_browser
*browser
, off_t offset
, int whence
)
78 struct list_head
*head
= browser
->entries
;
79 struct list_head
*pos
;
81 if (browser
->nr_entries
== 0)
86 pos
= ui_browser__list_head_filter_entries(browser
, head
->next
);
92 pos
= ui_browser__list_head_filter_prev_entries(browser
, head
->prev
);
101 while (offset
-- != 0)
102 pos
= ui_browser__list_head_filter_entries(browser
, pos
->next
);
104 while (offset
++ != 0)
105 pos
= ui_browser__list_head_filter_prev_entries(browser
, pos
->prev
);
111 void ui_browser__rb_tree_seek(struct ui_browser
*browser
, off_t offset
, int whence
)
113 struct rb_root
*root
= browser
->entries
;
131 while (offset
-- != 0)
134 while (offset
++ != 0)
141 unsigned int ui_browser__rb_tree_refresh(struct ui_browser
*browser
)
146 if (browser
->top
== NULL
)
147 browser
->top
= rb_first(browser
->entries
);
152 ui_browser__gotorc(browser
, row
, 0);
153 browser
->write(browser
, nd
, row
);
154 if (++row
== browser
->height
)
162 bool ui_browser__is_current_entry(struct ui_browser
*browser
, unsigned row
)
164 return browser
->top_idx
+ row
== browser
->index
;
167 void ui_browser__refresh_dimensions(struct ui_browser
*browser
)
169 browser
->width
= SLtt_Screen_Cols
- 1;
170 browser
->height
= SLtt_Screen_Rows
- 2;
175 void ui_browser__handle_resize(struct ui_browser
*browser
)
177 ui__refresh_dimensions(false);
178 ui_browser__show(browser
, browser
->title
, ui_helpline__current
);
179 ui_browser__refresh(browser
);
182 int ui_browser__warning(struct ui_browser
*browser
, int timeout
,
183 const char *format
, ...)
189 va_start(args
, format
);
190 err
= vasprintf(&text
, format
, args
);
194 va_start(args
, format
);
195 ui_helpline__vpush(format
, args
);
198 while ((key
== ui__question_window("Warning!", text
,
200 timeout
)) == K_RESIZE
)
201 ui_browser__handle_resize(browser
);
208 int ui_browser__help_window(struct ui_browser
*browser
, const char *text
)
212 while ((key
= ui__help_window(text
)) == K_RESIZE
)
213 ui_browser__handle_resize(browser
);
218 bool ui_browser__dialog_yesno(struct ui_browser
*browser
, const char *text
)
222 while ((key
= ui__dialog_yesno(text
)) == K_RESIZE
)
223 ui_browser__handle_resize(browser
);
225 return key
== K_ENTER
|| toupper(key
) == 'Y';
228 void ui_browser__reset_index(struct ui_browser
*browser
)
230 browser
->index
= browser
->top_idx
= 0;
231 browser
->seek(browser
, 0, SEEK_SET
);
234 void __ui_browser__show_title(struct ui_browser
*browser
, const char *title
)
237 ui_browser__set_color(browser
, NEWT_COLORSET_ROOT
);
238 slsmg_write_nstring(title
, browser
->width
+ 1);
241 void ui_browser__show_title(struct ui_browser
*browser
, const char *title
)
243 pthread_mutex_lock(&ui__lock
);
244 __ui_browser__show_title(browser
, title
);
245 pthread_mutex_unlock(&ui__lock
);
248 int ui_browser__show(struct ui_browser
*browser
, const char *title
,
249 const char *helpline
, ...)
254 ui_browser__refresh_dimensions(browser
);
256 pthread_mutex_lock(&ui__lock
);
257 __ui_browser__show_title(browser
, title
);
259 browser
->title
= title
;
260 free(browser
->helpline
);
261 browser
->helpline
= NULL
;
263 va_start(ap
, helpline
);
264 err
= vasprintf(&browser
->helpline
, helpline
, ap
);
267 ui_helpline__push(browser
->helpline
);
268 pthread_mutex_unlock(&ui__lock
);
272 void ui_browser__hide(struct ui_browser
*browser __maybe_unused
)
274 pthread_mutex_lock(&ui__lock
);
276 free(browser
->helpline
);
277 browser
->helpline
= NULL
;
278 pthread_mutex_unlock(&ui__lock
);
281 static void ui_browser__scrollbar_set(struct ui_browser
*browser
)
283 int height
= browser
->height
, h
= 0, pct
= 0,
284 col
= browser
->width
,
285 row
= browser
->y
- 1;
287 if (browser
->nr_entries
> 1) {
288 pct
= ((browser
->index
* (browser
->height
- 1)) /
289 (browser
->nr_entries
- 1));
292 SLsmg_set_char_set(1);
295 ui_browser__gotorc(browser
, row
++, col
);
296 SLsmg_write_char(h
== pct
? SLSMG_DIAMOND_CHAR
: SLSMG_CKBRD_CHAR
);
300 SLsmg_set_char_set(0);
303 static int __ui_browser__refresh(struct ui_browser
*browser
)
306 int width
= browser
->width
;
308 row
= browser
->refresh(browser
);
309 ui_browser__set_color(browser
, HE_COLORSET_NORMAL
);
311 if (!browser
->use_navkeypressed
|| browser
->navkeypressed
)
312 ui_browser__scrollbar_set(browser
);
316 SLsmg_fill_region(browser
->y
+ row
, browser
->x
,
317 browser
->height
- row
, width
, ' ');
322 int ui_browser__refresh(struct ui_browser
*browser
)
324 pthread_mutex_lock(&ui__lock
);
325 __ui_browser__refresh(browser
);
326 pthread_mutex_unlock(&ui__lock
);
332 * Here we're updating nr_entries _after_ we started browsing, i.e. we have to
333 * forget about any reference to any entry in the underlying data structure,
334 * that is why we do a SEEK_SET. Think about 'perf top' in the hists browser
335 * after an output_resort and hist decay.
337 void ui_browser__update_nr_entries(struct ui_browser
*browser
, u32 nr_entries
)
339 off_t offset
= nr_entries
- browser
->nr_entries
;
341 browser
->nr_entries
= nr_entries
;
344 if (browser
->top_idx
< (u64
)-offset
)
345 offset
= -browser
->top_idx
;
347 browser
->index
+= offset
;
348 browser
->top_idx
+= offset
;
352 browser
->seek(browser
, browser
->top_idx
, SEEK_SET
);
355 int ui_browser__run(struct ui_browser
*browser
, int delay_secs
)
362 pthread_mutex_lock(&ui__lock
);
363 err
= __ui_browser__refresh(browser
);
365 pthread_mutex_unlock(&ui__lock
);
369 key
= ui__getch(delay_secs
);
371 if (key
== K_RESIZE
) {
372 ui__refresh_dimensions(false);
373 ui_browser__refresh_dimensions(browser
);
374 __ui_browser__show_title(browser
, browser
->title
);
375 ui_helpline__puts(browser
->helpline
);
379 if (browser
->use_navkeypressed
&& !browser
->navkeypressed
) {
380 if (key
== K_DOWN
|| key
== K_UP
||
381 key
== K_PGDN
|| key
== K_PGUP
||
382 key
== K_HOME
|| key
== K_END
||
384 browser
->navkeypressed
= true;
392 if (browser
->index
== browser
->nr_entries
- 1)
395 if (browser
->index
== browser
->top_idx
+ browser
->height
) {
397 browser
->seek(browser
, +1, SEEK_CUR
);
401 if (browser
->index
== 0)
404 if (browser
->index
< browser
->top_idx
) {
406 browser
->seek(browser
, -1, SEEK_CUR
);
411 if (browser
->top_idx
+ browser
->height
> browser
->nr_entries
- 1)
414 offset
= browser
->height
;
415 if (browser
->index
+ offset
> browser
->nr_entries
- 1)
416 offset
= browser
->nr_entries
- 1 - browser
->index
;
417 browser
->index
+= offset
;
418 browser
->top_idx
+= offset
;
419 browser
->seek(browser
, +offset
, SEEK_CUR
);
422 if (browser
->top_idx
== 0)
425 if (browser
->top_idx
< browser
->height
)
426 offset
= browser
->top_idx
;
428 offset
= browser
->height
;
430 browser
->index
-= offset
;
431 browser
->top_idx
-= offset
;
432 browser
->seek(browser
, -offset
, SEEK_CUR
);
435 ui_browser__reset_index(browser
);
438 offset
= browser
->height
- 1;
439 if (offset
>= browser
->nr_entries
)
440 offset
= browser
->nr_entries
- 1;
442 browser
->index
= browser
->nr_entries
- 1;
443 browser
->top_idx
= browser
->index
- offset
;
444 browser
->seek(browser
, -offset
, SEEK_END
);
453 unsigned int ui_browser__list_head_refresh(struct ui_browser
*browser
)
455 struct list_head
*pos
;
456 struct list_head
*head
= browser
->entries
;
459 if (browser
->top
== NULL
|| browser
->top
== browser
->entries
)
460 browser
->top
= ui_browser__list_head_filter_entries(browser
, head
->next
);
464 list_for_each_from(pos
, head
) {
465 if (!browser
->filter
|| !browser
->filter(browser
, pos
)) {
466 ui_browser__gotorc(browser
, row
, 0);
467 browser
->write(browser
, pos
, row
);
468 if (++row
== browser
->height
)
476 static struct ui_browser_colorset
{
477 const char *name
, *fg
, *bg
;
479 } ui_browser__colorsets
[] = {
481 .colorset
= HE_COLORSET_TOP
,
487 .colorset
= HE_COLORSET_MEDIUM
,
493 .colorset
= HE_COLORSET_NORMAL
,
499 .colorset
= HE_COLORSET_SELECTED
,
505 .colorset
= HE_COLORSET_CODE
,
511 .colorset
= HE_COLORSET_ADDR
,
522 static int ui_browser__color_config(const char *var
, const char *value
,
523 void *data __maybe_unused
)
525 char *fg
= NULL
, *bg
;
528 /* same dir for all commands */
529 if (prefixcmp(var
, "colors.") != 0)
532 for (i
= 0; ui_browser__colorsets
[i
].name
!= NULL
; ++i
) {
533 const char *name
= var
+ 7;
535 if (strcmp(ui_browser__colorsets
[i
].name
, name
) != 0)
542 bg
= strchr(fg
, ',');
547 while (isspace(*++bg
));
548 ui_browser__colorsets
[i
].bg
= bg
;
549 ui_browser__colorsets
[i
].fg
= fg
;
557 void ui_browser__argv_seek(struct ui_browser
*browser
, off_t offset
, int whence
)
561 browser
->top
= browser
->entries
;
564 browser
->top
= browser
->top
+ browser
->top_idx
+ offset
;
567 browser
->top
= browser
->top
+ browser
->nr_entries
+ offset
;
574 unsigned int ui_browser__argv_refresh(struct ui_browser
*browser
)
576 unsigned int row
= 0, idx
= browser
->top_idx
;
579 if (browser
->top
== NULL
)
580 browser
->top
= browser
->entries
;
582 pos
= (char **)browser
->top
;
583 while (idx
< browser
->nr_entries
) {
584 if (!browser
->filter
|| !browser
->filter(browser
, *pos
)) {
585 ui_browser__gotorc(browser
, row
, 0);
586 browser
->write(browser
, pos
, row
);
587 if (++row
== browser
->height
)
598 void __ui_browser__vline(struct ui_browser
*browser
, unsigned int column
,
601 SLsmg_set_char_set(1);
602 ui_browser__gotorc(browser
, start
, column
);
603 SLsmg_draw_vline(end
- start
+ 1);
604 SLsmg_set_char_set(0);
607 void ui_browser__write_graph(struct ui_browser
*browser __maybe_unused
,
610 SLsmg_set_char_set(1);
611 SLsmg_write_char(graph
);
612 SLsmg_set_char_set(0);
615 static void __ui_browser__line_arrow_up(struct ui_browser
*browser
,
619 unsigned int row
, end_row
;
621 SLsmg_set_char_set(1);
623 if (start
< browser
->top_idx
+ browser
->height
) {
624 row
= start
- browser
->top_idx
;
625 ui_browser__gotorc(browser
, row
, column
);
626 SLsmg_write_char(SLSMG_LLCORN_CHAR
);
627 ui_browser__gotorc(browser
, row
, column
+ 1);
633 row
= browser
->height
- 1;
635 if (end
> browser
->top_idx
)
636 end_row
= end
- browser
->top_idx
;
640 ui_browser__gotorc(browser
, end_row
, column
);
641 SLsmg_draw_vline(row
- end_row
+ 1);
643 ui_browser__gotorc(browser
, end_row
, column
);
644 if (end
>= browser
->top_idx
) {
645 SLsmg_write_char(SLSMG_ULCORN_CHAR
);
646 ui_browser__gotorc(browser
, end_row
, column
+ 1);
647 SLsmg_write_char(SLSMG_HLINE_CHAR
);
648 ui_browser__gotorc(browser
, end_row
, column
+ 2);
649 SLsmg_write_char(SLSMG_RARROW_CHAR
);
652 SLsmg_set_char_set(0);
655 static void __ui_browser__line_arrow_down(struct ui_browser
*browser
,
659 unsigned int row
, end_row
;
661 SLsmg_set_char_set(1);
663 if (start
>= browser
->top_idx
) {
664 row
= start
- browser
->top_idx
;
665 ui_browser__gotorc(browser
, row
, column
);
666 SLsmg_write_char(SLSMG_ULCORN_CHAR
);
667 ui_browser__gotorc(browser
, row
, column
+ 1);
675 if (end
>= browser
->top_idx
+ browser
->height
)
676 end_row
= browser
->height
- 1;
678 end_row
= end
- browser
->top_idx
;;
680 ui_browser__gotorc(browser
, row
, column
);
681 SLsmg_draw_vline(end_row
- row
+ 1);
683 ui_browser__gotorc(browser
, end_row
, column
);
684 if (end
< browser
->top_idx
+ browser
->height
) {
685 SLsmg_write_char(SLSMG_LLCORN_CHAR
);
686 ui_browser__gotorc(browser
, end_row
, column
+ 1);
687 SLsmg_write_char(SLSMG_HLINE_CHAR
);
688 ui_browser__gotorc(browser
, end_row
, column
+ 2);
689 SLsmg_write_char(SLSMG_RARROW_CHAR
);
692 SLsmg_set_char_set(0);
695 void __ui_browser__line_arrow(struct ui_browser
*browser
, unsigned int column
,
699 __ui_browser__line_arrow_up(browser
, column
, start
, end
);
701 __ui_browser__line_arrow_down(browser
, column
, start
, end
);
704 void ui_browser__init(void)
708 perf_config(ui_browser__color_config
, NULL
);
710 while (ui_browser__colorsets
[i
].name
) {
711 struct ui_browser_colorset
*c
= &ui_browser__colorsets
[i
++];
712 sltt_set_color(c
->colorset
, c
->name
, c
->fg
, c
->bg
);
715 annotate_browser__init();