Commit | Line | Data |
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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
3af6e338 | 2 | #include "../util.h" |
a067558e | 3 | #include "../string2.h" |
41840d21 | 4 | #include "../config.h" |
3af6e338 | 5 | #include "../../perf.h" |
8f9bbc40 | 6 | #include "libslang.h" |
5c35d69f | 7 | #include "ui.h" |
71172ed9 | 8 | #include "util.h" |
8f9bbc40 | 9 | #include <linux/compiler.h> |
ef8f34aa ACM |
10 | #include <linux/list.h> |
11 | #include <linux/rbtree.h> | |
8e99b6d4 | 12 | #include <linux/string.h> |
ef8f34aa ACM |
13 | #include <stdlib.h> |
14 | #include <sys/ttydefaults.h> | |
15 | #include "browser.h" | |
59e8fe32 | 16 | #include "helpline.h" |
cf958003 | 17 | #include "keysyms.h" |
ef8f34aa | 18 | #include "../color.h" |
3d689ed6 | 19 | #include "sane_ctype.h" |
3af6e338 | 20 | |
c172f742 ACM |
21 | static int ui_browser__percent_color(struct ui_browser *browser, |
22 | double percent, bool current) | |
ef8f34aa | 23 | { |
c172f742 | 24 | if (current && (!browser->use_navkeypressed || browser->navkeypressed)) |
ef8f34aa ACM |
25 | return HE_COLORSET_SELECTED; |
26 | if (percent >= MIN_RED) | |
27 | return HE_COLORSET_TOP; | |
28 | if (percent >= MIN_GREEN) | |
29 | return HE_COLORSET_MEDIUM; | |
30 | return HE_COLORSET_NORMAL; | |
31 | } | |
32 | ||
08709165 | 33 | int ui_browser__set_color(struct ui_browser *browser, int color) |
8f9bbc40 | 34 | { |
08709165 ACM |
35 | int ret = browser->current_color; |
36 | browser->current_color = color; | |
8f9bbc40 | 37 | SLsmg_set_color(color); |
08709165 | 38 | return ret; |
8f9bbc40 ACM |
39 | } |
40 | ||
05e8b080 | 41 | void ui_browser__set_percent_color(struct ui_browser *browser, |
8f9bbc40 ACM |
42 | double percent, bool current) |
43 | { | |
05e8b080 ACM |
44 | int color = ui_browser__percent_color(browser, percent, current); |
45 | ui_browser__set_color(browser, color); | |
8f9bbc40 ACM |
46 | } |
47 | ||
05e8b080 | 48 | void ui_browser__gotorc(struct ui_browser *browser, int y, int x) |
8f9bbc40 | 49 | { |
05e8b080 | 50 | SLsmg_gotorc(browser->y + y, browser->x + x); |
8f9bbc40 ACM |
51 | } |
52 | ||
26270a00 ACM |
53 | void ui_browser__write_nstring(struct ui_browser *browser __maybe_unused, const char *msg, |
54 | unsigned int width) | |
55 | { | |
56 | slsmg_write_nstring(msg, width); | |
57 | } | |
58 | ||
517dfdb3 ACM |
59 | void ui_browser__printf(struct ui_browser *browser __maybe_unused, const char *fmt, ...) |
60 | { | |
61 | va_list args; | |
62 | ||
63 | va_start(args, fmt); | |
64 | slsmg_vprintf(fmt, args); | |
65 | va_end(args); | |
66 | } | |
67 | ||
250611cf ACM |
68 | static struct list_head * |
69 | ui_browser__list_head_filter_entries(struct ui_browser *browser, | |
70 | struct list_head *pos) | |
71 | { | |
72 | do { | |
73 | if (!browser->filter || !browser->filter(browser, pos)) | |
74 | return pos; | |
75 | pos = pos->next; | |
76 | } while (pos != browser->entries); | |
77 | ||
78 | return NULL; | |
79 | } | |
80 | ||
81 | static struct list_head * | |
82 | ui_browser__list_head_filter_prev_entries(struct ui_browser *browser, | |
83 | struct list_head *pos) | |
84 | { | |
85 | do { | |
86 | if (!browser->filter || !browser->filter(browser, pos)) | |
87 | return pos; | |
88 | pos = pos->prev; | |
89 | } while (pos != browser->entries); | |
90 | ||
91 | return NULL; | |
92 | } | |
93 | ||
05e8b080 | 94 | void ui_browser__list_head_seek(struct ui_browser *browser, off_t offset, int whence) |
ef8f34aa | 95 | { |
05e8b080 | 96 | struct list_head *head = browser->entries; |
ef8f34aa ACM |
97 | struct list_head *pos; |
98 | ||
05e8b080 | 99 | if (browser->nr_entries == 0) |
250611cf ACM |
100 | return; |
101 | ||
ef8f34aa ACM |
102 | switch (whence) { |
103 | case SEEK_SET: | |
05e8b080 | 104 | pos = ui_browser__list_head_filter_entries(browser, head->next); |
ef8f34aa ACM |
105 | break; |
106 | case SEEK_CUR: | |
05e8b080 | 107 | pos = browser->top; |
ef8f34aa ACM |
108 | break; |
109 | case SEEK_END: | |
05e8b080 | 110 | pos = ui_browser__list_head_filter_prev_entries(browser, head->prev); |
ef8f34aa ACM |
111 | break; |
112 | default: | |
113 | return; | |
114 | } | |
115 | ||
250611cf ACM |
116 | assert(pos != NULL); |
117 | ||
ef8f34aa ACM |
118 | if (offset > 0) { |
119 | while (offset-- != 0) | |
05e8b080 | 120 | pos = ui_browser__list_head_filter_entries(browser, pos->next); |
ef8f34aa ACM |
121 | } else { |
122 | while (offset++ != 0) | |
05e8b080 | 123 | pos = ui_browser__list_head_filter_prev_entries(browser, pos->prev); |
ef8f34aa ACM |
124 | } |
125 | ||
05e8b080 | 126 | browser->top = pos; |
ef8f34aa ACM |
127 | } |
128 | ||
05e8b080 | 129 | void ui_browser__rb_tree_seek(struct ui_browser *browser, off_t offset, int whence) |
ef8f34aa | 130 | { |
05e8b080 | 131 | struct rb_root *root = browser->entries; |
ef8f34aa ACM |
132 | struct rb_node *nd; |
133 | ||
134 | switch (whence) { | |
135 | case SEEK_SET: | |
136 | nd = rb_first(root); | |
137 | break; | |
138 | case SEEK_CUR: | |
05e8b080 | 139 | nd = browser->top; |
ef8f34aa ACM |
140 | break; |
141 | case SEEK_END: | |
142 | nd = rb_last(root); | |
143 | break; | |
144 | default: | |
145 | return; | |
146 | } | |
147 | ||
148 | if (offset > 0) { | |
149 | while (offset-- != 0) | |
150 | nd = rb_next(nd); | |
151 | } else { | |
152 | while (offset++ != 0) | |
153 | nd = rb_prev(nd); | |
154 | } | |
155 | ||
05e8b080 | 156 | browser->top = nd; |
ef8f34aa ACM |
157 | } |
158 | ||
05e8b080 | 159 | unsigned int ui_browser__rb_tree_refresh(struct ui_browser *browser) |
ef8f34aa ACM |
160 | { |
161 | struct rb_node *nd; | |
162 | int row = 0; | |
163 | ||
05e8b080 ACM |
164 | if (browser->top == NULL) |
165 | browser->top = rb_first(browser->entries); | |
ef8f34aa | 166 | |
05e8b080 | 167 | nd = browser->top; |
ef8f34aa ACM |
168 | |
169 | while (nd != NULL) { | |
05e8b080 ACM |
170 | ui_browser__gotorc(browser, row, 0); |
171 | browser->write(browser, nd, row); | |
62c95ae3 | 172 | if (++row == browser->rows) |
ef8f34aa ACM |
173 | break; |
174 | nd = rb_next(nd); | |
175 | } | |
176 | ||
177 | return row; | |
178 | } | |
179 | ||
05e8b080 | 180 | bool ui_browser__is_current_entry(struct ui_browser *browser, unsigned row) |
ef8f34aa | 181 | { |
05e8b080 | 182 | return browser->top_idx + row == browser->index; |
ef8f34aa ACM |
183 | } |
184 | ||
05e8b080 | 185 | void ui_browser__refresh_dimensions(struct ui_browser *browser) |
ef8f34aa | 186 | { |
05e8b080 | 187 | browser->width = SLtt_Screen_Cols - 1; |
62c95ae3 | 188 | browser->height = browser->rows = SLtt_Screen_Rows - 2; |
05e8b080 ACM |
189 | browser->y = 1; |
190 | browser->x = 0; | |
ef8f34aa ACM |
191 | } |
192 | ||
4610e413 ACM |
193 | void ui_browser__handle_resize(struct ui_browser *browser) |
194 | { | |
195 | ui__refresh_dimensions(false); | |
196 | ui_browser__show(browser, browser->title, ui_helpline__current); | |
197 | ui_browser__refresh(browser); | |
198 | } | |
199 | ||
7b27509f ACM |
200 | int ui_browser__warning(struct ui_browser *browser, int timeout, |
201 | const char *format, ...) | |
4610e413 ACM |
202 | { |
203 | va_list args; | |
7b27509f ACM |
204 | char *text; |
205 | int key = 0, err; | |
4610e413 ACM |
206 | |
207 | va_start(args, format); | |
7b27509f | 208 | err = vasprintf(&text, format, args); |
4610e413 ACM |
209 | va_end(args); |
210 | ||
7b27509f ACM |
211 | if (err < 0) { |
212 | va_start(args, format); | |
213 | ui_helpline__vpush(format, args); | |
214 | va_end(args); | |
215 | } else { | |
7f3e508e | 216 | while ((key = ui__question_window("Warning!", text, |
7b27509f ACM |
217 | "Press any key...", |
218 | timeout)) == K_RESIZE) | |
219 | ui_browser__handle_resize(browser); | |
220 | free(text); | |
221 | } | |
222 | ||
4610e413 ACM |
223 | return key; |
224 | } | |
225 | ||
226 | int ui_browser__help_window(struct ui_browser *browser, const char *text) | |
227 | { | |
228 | int key; | |
229 | ||
230 | while ((key = ui__help_window(text)) == K_RESIZE) | |
231 | ui_browser__handle_resize(browser); | |
232 | ||
233 | return key; | |
234 | } | |
235 | ||
236 | bool ui_browser__dialog_yesno(struct ui_browser *browser, const char *text) | |
237 | { | |
238 | int key; | |
239 | ||
240 | while ((key = ui__dialog_yesno(text)) == K_RESIZE) | |
241 | ui_browser__handle_resize(browser); | |
242 | ||
243 | return key == K_ENTER || toupper(key) == 'Y'; | |
244 | } | |
245 | ||
05e8b080 | 246 | void ui_browser__reset_index(struct ui_browser *browser) |
ef8f34aa | 247 | { |
05e8b080 ACM |
248 | browser->index = browser->top_idx = 0; |
249 | browser->seek(browser, 0, SEEK_SET); | |
ef8f34aa ACM |
250 | } |
251 | ||
b210b3bb ACM |
252 | void __ui_browser__show_title(struct ui_browser *browser, const char *title) |
253 | { | |
254 | SLsmg_gotorc(0, 0); | |
6692c262 | 255 | ui_browser__set_color(browser, HE_COLORSET_ROOT); |
26270a00 | 256 | ui_browser__write_nstring(browser, title, browser->width + 1); |
b210b3bb ACM |
257 | } |
258 | ||
259 | void ui_browser__show_title(struct ui_browser *browser, const char *title) | |
260 | { | |
261 | pthread_mutex_lock(&ui__lock); | |
262 | __ui_browser__show_title(browser, title); | |
263 | pthread_mutex_unlock(&ui__lock); | |
264 | } | |
265 | ||
05e8b080 | 266 | int ui_browser__show(struct ui_browser *browser, const char *title, |
59e8fe32 | 267 | const char *helpline, ...) |
ef8f34aa | 268 | { |
3af6e338 | 269 | int err; |
59e8fe32 ACM |
270 | va_list ap; |
271 | ||
fa70b5d6 ACM |
272 | if (browser->refresh_dimensions == NULL) |
273 | browser->refresh_dimensions = ui_browser__refresh_dimensions; | |
274 | ||
275 | browser->refresh_dimensions(browser); | |
ef8f34aa | 276 | |
5c35d69f | 277 | pthread_mutex_lock(&ui__lock); |
05e8b080 | 278 | __ui_browser__show_title(browser, title); |
469917ce | 279 | |
05e8b080 | 280 | browser->title = title; |
04662523 | 281 | zfree(&browser->helpline); |
59e8fe32 ACM |
282 | |
283 | va_start(ap, helpline); | |
05e8b080 | 284 | err = vasprintf(&browser->helpline, helpline, ap); |
59e8fe32 | 285 | va_end(ap); |
3af6e338 | 286 | if (err > 0) |
05e8b080 | 287 | ui_helpline__push(browser->helpline); |
5c35d69f | 288 | pthread_mutex_unlock(&ui__lock); |
3af6e338 | 289 | return err ? 0 : -1; |
ef8f34aa ACM |
290 | } |
291 | ||
3184c47c | 292 | void ui_browser__hide(struct ui_browser *browser) |
59e8fe32 | 293 | { |
5c35d69f | 294 | pthread_mutex_lock(&ui__lock); |
59e8fe32 | 295 | ui_helpline__pop(); |
04662523 | 296 | zfree(&browser->helpline); |
5c35d69f | 297 | pthread_mutex_unlock(&ui__lock); |
59e8fe32 ACM |
298 | } |
299 | ||
3af6e338 ACM |
300 | static void ui_browser__scrollbar_set(struct ui_browser *browser) |
301 | { | |
302 | int height = browser->height, h = 0, pct = 0, | |
303 | col = browser->width, | |
89632972 | 304 | row = 0; |
3af6e338 ACM |
305 | |
306 | if (browser->nr_entries > 1) { | |
307 | pct = ((browser->index * (browser->height - 1)) / | |
308 | (browser->nr_entries - 1)); | |
309 | } | |
310 | ||
0458122d ACM |
311 | SLsmg_set_char_set(1); |
312 | ||
3af6e338 ACM |
313 | while (h < height) { |
314 | ui_browser__gotorc(browser, row++, col); | |
0458122d | 315 | SLsmg_write_char(h == pct ? SLSMG_DIAMOND_CHAR : SLSMG_CKBRD_CHAR); |
3af6e338 ACM |
316 | ++h; |
317 | } | |
0458122d ACM |
318 | |
319 | SLsmg_set_char_set(0); | |
3af6e338 ACM |
320 | } |
321 | ||
322 | static int __ui_browser__refresh(struct ui_browser *browser) | |
ef8f34aa ACM |
323 | { |
324 | int row; | |
c172f742 | 325 | int width = browser->width; |
ef8f34aa | 326 | |
3af6e338 ACM |
327 | row = browser->refresh(browser); |
328 | ui_browser__set_color(browser, HE_COLORSET_NORMAL); | |
c172f742 ACM |
329 | |
330 | if (!browser->use_navkeypressed || browser->navkeypressed) | |
331 | ui_browser__scrollbar_set(browser); | |
332 | else | |
333 | width += 1; | |
334 | ||
3af6e338 | 335 | SLsmg_fill_region(browser->y + row, browser->x, |
c172f742 | 336 | browser->height - row, width, ' '); |
3af6e338 ACM |
337 | |
338 | return 0; | |
339 | } | |
340 | ||
341 | int ui_browser__refresh(struct ui_browser *browser) | |
342 | { | |
5c35d69f | 343 | pthread_mutex_lock(&ui__lock); |
3af6e338 | 344 | __ui_browser__refresh(browser); |
5c35d69f | 345 | pthread_mutex_unlock(&ui__lock); |
ef8f34aa ACM |
346 | |
347 | return 0; | |
348 | } | |
349 | ||
900e14a8 ACM |
350 | /* |
351 | * Here we're updating nr_entries _after_ we started browsing, i.e. we have to | |
352 | * forget about any reference to any entry in the underlying data structure, | |
353 | * that is why we do a SEEK_SET. Think about 'perf top' in the hists browser | |
354 | * after an output_resort and hist decay. | |
355 | */ | |
356 | void ui_browser__update_nr_entries(struct ui_browser *browser, u32 nr_entries) | |
357 | { | |
358 | off_t offset = nr_entries - browser->nr_entries; | |
359 | ||
360 | browser->nr_entries = nr_entries; | |
361 | ||
362 | if (offset < 0) { | |
363 | if (browser->top_idx < (u64)-offset) | |
364 | offset = -browser->top_idx; | |
365 | ||
366 | browser->index += offset; | |
367 | browser->top_idx += offset; | |
368 | } | |
369 | ||
437cfe7a | 370 | browser->top = NULL; |
900e14a8 ACM |
371 | browser->seek(browser, browser->top_idx, SEEK_SET); |
372 | } | |
373 | ||
05e8b080 | 374 | int ui_browser__run(struct ui_browser *browser, int delay_secs) |
ef8f34aa | 375 | { |
3af6e338 | 376 | int err, key; |
b50e003d | 377 | |
ef8f34aa ACM |
378 | while (1) { |
379 | off_t offset; | |
380 | ||
3af6e338 | 381 | pthread_mutex_lock(&ui__lock); |
05e8b080 | 382 | err = __ui_browser__refresh(browser); |
3af6e338 ACM |
383 | SLsmg_refresh(); |
384 | pthread_mutex_unlock(&ui__lock); | |
385 | if (err < 0) | |
386 | break; | |
387 | ||
cf958003 | 388 | key = ui__getch(delay_secs); |
3af6e338 | 389 | |
cf958003 | 390 | if (key == K_RESIZE) { |
71172ed9 | 391 | ui__refresh_dimensions(false); |
fa70b5d6 | 392 | browser->refresh_dimensions(browser); |
05e8b080 ACM |
393 | __ui_browser__show_title(browser, browser->title); |
394 | ui_helpline__puts(browser->helpline); | |
3af6e338 ACM |
395 | continue; |
396 | } | |
397 | ||
05e8b080 | 398 | if (browser->use_navkeypressed && !browser->navkeypressed) { |
cf958003 | 399 | if (key == K_DOWN || key == K_UP || |
faae6f69 | 400 | (browser->columns && (key == K_LEFT || key == K_RIGHT)) || |
cf958003 ACM |
401 | key == K_PGDN || key == K_PGUP || |
402 | key == K_HOME || key == K_END || | |
c172f742 | 403 | key == ' ') { |
05e8b080 | 404 | browser->navkeypressed = true; |
c172f742 ACM |
405 | continue; |
406 | } else | |
407 | return key; | |
408 | } | |
409 | ||
3af6e338 | 410 | switch (key) { |
cf958003 | 411 | case K_DOWN: |
05e8b080 | 412 | if (browser->index == browser->nr_entries - 1) |
ef8f34aa | 413 | break; |
05e8b080 | 414 | ++browser->index; |
62c95ae3 | 415 | if (browser->index == browser->top_idx + browser->rows) { |
05e8b080 ACM |
416 | ++browser->top_idx; |
417 | browser->seek(browser, +1, SEEK_CUR); | |
ef8f34aa ACM |
418 | } |
419 | break; | |
cf958003 | 420 | case K_UP: |
05e8b080 | 421 | if (browser->index == 0) |
ef8f34aa | 422 | break; |
05e8b080 ACM |
423 | --browser->index; |
424 | if (browser->index < browser->top_idx) { | |
425 | --browser->top_idx; | |
426 | browser->seek(browser, -1, SEEK_CUR); | |
ef8f34aa ACM |
427 | } |
428 | break; | |
faae6f69 ACM |
429 | case K_RIGHT: |
430 | if (!browser->columns) | |
431 | goto out; | |
432 | if (browser->horiz_scroll < browser->columns - 1) | |
433 | ++browser->horiz_scroll; | |
434 | break; | |
435 | case K_LEFT: | |
436 | if (!browser->columns) | |
437 | goto out; | |
438 | if (browser->horiz_scroll != 0) | |
439 | --browser->horiz_scroll; | |
440 | break; | |
cf958003 | 441 | case K_PGDN: |
ef8f34aa | 442 | case ' ': |
62c95ae3 | 443 | if (browser->top_idx + browser->rows > browser->nr_entries - 1) |
ef8f34aa ACM |
444 | break; |
445 | ||
62c95ae3 | 446 | offset = browser->rows; |
05e8b080 ACM |
447 | if (browser->index + offset > browser->nr_entries - 1) |
448 | offset = browser->nr_entries - 1 - browser->index; | |
449 | browser->index += offset; | |
450 | browser->top_idx += offset; | |
451 | browser->seek(browser, +offset, SEEK_CUR); | |
ef8f34aa | 452 | break; |
cf958003 | 453 | case K_PGUP: |
05e8b080 | 454 | if (browser->top_idx == 0) |
ef8f34aa ACM |
455 | break; |
456 | ||
62c95ae3 | 457 | if (browser->top_idx < browser->rows) |
05e8b080 | 458 | offset = browser->top_idx; |
ef8f34aa | 459 | else |
62c95ae3 | 460 | offset = browser->rows; |
ef8f34aa | 461 | |
05e8b080 ACM |
462 | browser->index -= offset; |
463 | browser->top_idx -= offset; | |
464 | browser->seek(browser, -offset, SEEK_CUR); | |
ef8f34aa | 465 | break; |
cf958003 | 466 | case K_HOME: |
05e8b080 | 467 | ui_browser__reset_index(browser); |
ef8f34aa | 468 | break; |
cf958003 | 469 | case K_END: |
62c95ae3 | 470 | offset = browser->rows - 1; |
05e8b080 ACM |
471 | if (offset >= browser->nr_entries) |
472 | offset = browser->nr_entries - 1; | |
ef8f34aa | 473 | |
05e8b080 ACM |
474 | browser->index = browser->nr_entries - 1; |
475 | browser->top_idx = browser->index - offset; | |
476 | browser->seek(browser, -offset, SEEK_END); | |
ef8f34aa ACM |
477 | break; |
478 | default: | |
faae6f69 | 479 | out: |
3af6e338 | 480 | return key; |
ef8f34aa | 481 | } |
ef8f34aa | 482 | } |
b50e003d | 483 | return -1; |
ef8f34aa ACM |
484 | } |
485 | ||
05e8b080 | 486 | unsigned int ui_browser__list_head_refresh(struct ui_browser *browser) |
ef8f34aa ACM |
487 | { |
488 | struct list_head *pos; | |
05e8b080 | 489 | struct list_head *head = browser->entries; |
ef8f34aa ACM |
490 | int row = 0; |
491 | ||
05e8b080 ACM |
492 | if (browser->top == NULL || browser->top == browser->entries) |
493 | browser->top = ui_browser__list_head_filter_entries(browser, head->next); | |
ef8f34aa | 494 | |
05e8b080 | 495 | pos = browser->top; |
ef8f34aa ACM |
496 | |
497 | list_for_each_from(pos, head) { | |
05e8b080 ACM |
498 | if (!browser->filter || !browser->filter(browser, pos)) { |
499 | ui_browser__gotorc(browser, row, 0); | |
500 | browser->write(browser, pos, row); | |
62c95ae3 | 501 | if (++row == browser->rows) |
250611cf ACM |
502 | break; |
503 | } | |
ef8f34aa ACM |
504 | } |
505 | ||
506 | return row; | |
507 | } | |
508 | ||
7c3102b8 | 509 | static struct ui_browser_colorset { |
e039fc72 ACM |
510 | const char *name, *fg, *bg; |
511 | int colorset; | |
512 | } ui_browser__colorsets[] = { | |
513 | { | |
514 | .colorset = HE_COLORSET_TOP, | |
515 | .name = "top", | |
516 | .fg = "red", | |
82e0af87 | 517 | .bg = "default", |
e039fc72 ACM |
518 | }, |
519 | { | |
520 | .colorset = HE_COLORSET_MEDIUM, | |
521 | .name = "medium", | |
522 | .fg = "green", | |
82e0af87 | 523 | .bg = "default", |
e039fc72 ACM |
524 | }, |
525 | { | |
526 | .colorset = HE_COLORSET_NORMAL, | |
527 | .name = "normal", | |
82e0af87 ACM |
528 | .fg = "default", |
529 | .bg = "default", | |
e039fc72 ACM |
530 | }, |
531 | { | |
532 | .colorset = HE_COLORSET_SELECTED, | |
533 | .name = "selected", | |
534 | .fg = "black", | |
8d7d377c | 535 | .bg = "yellow", |
e039fc72 ACM |
536 | }, |
537 | { | |
78ce08df TS |
538 | .colorset = HE_COLORSET_JUMP_ARROWS, |
539 | .name = "jump_arrows", | |
e039fc72 | 540 | .fg = "blue", |
82e0af87 | 541 | .bg = "default", |
e039fc72 | 542 | }, |
058b4cc9 ACM |
543 | { |
544 | .colorset = HE_COLORSET_ADDR, | |
545 | .name = "addr", | |
546 | .fg = "magenta", | |
547 | .bg = "default", | |
548 | }, | |
6692c262 ACM |
549 | { |
550 | .colorset = HE_COLORSET_ROOT, | |
551 | .name = "root", | |
552 | .fg = "white", | |
553 | .bg = "blue", | |
554 | }, | |
e039fc72 ACM |
555 | { |
556 | .name = NULL, | |
557 | } | |
ef8f34aa ACM |
558 | }; |
559 | ||
e039fc72 ACM |
560 | |
561 | static int ui_browser__color_config(const char *var, const char *value, | |
1d037ca1 | 562 | void *data __maybe_unused) |
e039fc72 ACM |
563 | { |
564 | char *fg = NULL, *bg; | |
565 | int i; | |
566 | ||
567 | /* same dir for all commands */ | |
8e99b6d4 | 568 | if (!strstarts(var, "colors.") != 0) |
e039fc72 ACM |
569 | return 0; |
570 | ||
571 | for (i = 0; ui_browser__colorsets[i].name != NULL; ++i) { | |
572 | const char *name = var + 7; | |
573 | ||
574 | if (strcmp(ui_browser__colorsets[i].name, name) != 0) | |
575 | continue; | |
576 | ||
577 | fg = strdup(value); | |
578 | if (fg == NULL) | |
579 | break; | |
580 | ||
581 | bg = strchr(fg, ','); | |
582 | if (bg == NULL) | |
583 | break; | |
584 | ||
585 | *bg = '\0'; | |
e21600fd | 586 | bg = ltrim(++bg); |
e039fc72 ACM |
587 | ui_browser__colorsets[i].bg = bg; |
588 | ui_browser__colorsets[i].fg = fg; | |
589 | return 0; | |
590 | } | |
591 | ||
592 | free(fg); | |
593 | return -1; | |
594 | } | |
595 | ||
1056d3dd ACM |
596 | void ui_browser__argv_seek(struct ui_browser *browser, off_t offset, int whence) |
597 | { | |
598 | switch (whence) { | |
599 | case SEEK_SET: | |
600 | browser->top = browser->entries; | |
601 | break; | |
602 | case SEEK_CUR: | |
603 | browser->top = browser->top + browser->top_idx + offset; | |
604 | break; | |
605 | case SEEK_END: | |
48d038fc | 606 | browser->top = browser->top + browser->nr_entries - 1 + offset; |
1056d3dd ACM |
607 | break; |
608 | default: | |
609 | return; | |
610 | } | |
611 | } | |
612 | ||
613 | unsigned int ui_browser__argv_refresh(struct ui_browser *browser) | |
614 | { | |
615 | unsigned int row = 0, idx = browser->top_idx; | |
616 | char **pos; | |
617 | ||
618 | if (browser->top == NULL) | |
619 | browser->top = browser->entries; | |
620 | ||
621 | pos = (char **)browser->top; | |
622 | while (idx < browser->nr_entries) { | |
623 | if (!browser->filter || !browser->filter(browser, *pos)) { | |
624 | ui_browser__gotorc(browser, row, 0); | |
625 | browser->write(browser, pos, row); | |
62c95ae3 | 626 | if (++row == browser->rows) |
1056d3dd ACM |
627 | break; |
628 | } | |
629 | ||
630 | ++idx; | |
631 | ++pos; | |
632 | } | |
633 | ||
634 | return row; | |
635 | } | |
636 | ||
4656cca1 ACM |
637 | void __ui_browser__vline(struct ui_browser *browser, unsigned int column, |
638 | u16 start, u16 end) | |
639 | { | |
640 | SLsmg_set_char_set(1); | |
641 | ui_browser__gotorc(browser, start, column); | |
642 | SLsmg_draw_vline(end - start + 1); | |
643 | SLsmg_set_char_set(0); | |
644 | } | |
645 | ||
1d037ca1 IT |
646 | void ui_browser__write_graph(struct ui_browser *browser __maybe_unused, |
647 | int graph) | |
59d038d5 ACM |
648 | { |
649 | SLsmg_set_char_set(1); | |
650 | SLsmg_write_char(graph); | |
651 | SLsmg_set_char_set(0); | |
652 | } | |
653 | ||
944e1abe ACM |
654 | static void __ui_browser__line_arrow_up(struct ui_browser *browser, |
655 | unsigned int column, | |
83b1f2aa | 656 | u64 start, u64 end) |
a3f895be ACM |
657 | { |
658 | unsigned int row, end_row; | |
659 | ||
660 | SLsmg_set_char_set(1); | |
661 | ||
62c95ae3 | 662 | if (start < browser->top_idx + browser->rows) { |
a3f895be ACM |
663 | row = start - browser->top_idx; |
664 | ui_browser__gotorc(browser, row, column); | |
665 | SLsmg_write_char(SLSMG_LLCORN_CHAR); | |
666 | ui_browser__gotorc(browser, row, column + 1); | |
83b1f2aa | 667 | SLsmg_draw_hline(2); |
a3f895be ACM |
668 | |
669 | if (row-- == 0) | |
670 | goto out; | |
671 | } else | |
62c95ae3 | 672 | row = browser->rows - 1; |
a3f895be ACM |
673 | |
674 | if (end > browser->top_idx) | |
675 | end_row = end - browser->top_idx; | |
676 | else | |
677 | end_row = 0; | |
678 | ||
679 | ui_browser__gotorc(browser, end_row, column); | |
680 | SLsmg_draw_vline(row - end_row + 1); | |
681 | ||
682 | ui_browser__gotorc(browser, end_row, column); | |
683 | if (end >= browser->top_idx) { | |
684 | SLsmg_write_char(SLSMG_ULCORN_CHAR); | |
685 | ui_browser__gotorc(browser, end_row, column + 1); | |
686 | SLsmg_write_char(SLSMG_HLINE_CHAR); | |
687 | ui_browser__gotorc(browser, end_row, column + 2); | |
688 | SLsmg_write_char(SLSMG_RARROW_CHAR); | |
689 | } | |
690 | out: | |
691 | SLsmg_set_char_set(0); | |
692 | } | |
693 | ||
944e1abe ACM |
694 | static void __ui_browser__line_arrow_down(struct ui_browser *browser, |
695 | unsigned int column, | |
83b1f2aa | 696 | u64 start, u64 end) |
944e1abe ACM |
697 | { |
698 | unsigned int row, end_row; | |
699 | ||
700 | SLsmg_set_char_set(1); | |
701 | ||
702 | if (start >= browser->top_idx) { | |
703 | row = start - browser->top_idx; | |
704 | ui_browser__gotorc(browser, row, column); | |
705 | SLsmg_write_char(SLSMG_ULCORN_CHAR); | |
706 | ui_browser__gotorc(browser, row, column + 1); | |
83b1f2aa | 707 | SLsmg_draw_hline(2); |
944e1abe | 708 | |
80f62589 | 709 | if (++row == 0) |
944e1abe ACM |
710 | goto out; |
711 | } else | |
712 | row = 0; | |
713 | ||
62c95ae3 ACM |
714 | if (end >= browser->top_idx + browser->rows) |
715 | end_row = browser->rows - 1; | |
944e1abe | 716 | else |
b2222139 | 717 | end_row = end - browser->top_idx; |
944e1abe ACM |
718 | |
719 | ui_browser__gotorc(browser, row, column); | |
720 | SLsmg_draw_vline(end_row - row + 1); | |
721 | ||
722 | ui_browser__gotorc(browser, end_row, column); | |
62c95ae3 | 723 | if (end < browser->top_idx + browser->rows) { |
944e1abe ACM |
724 | SLsmg_write_char(SLSMG_LLCORN_CHAR); |
725 | ui_browser__gotorc(browser, end_row, column + 1); | |
726 | SLsmg_write_char(SLSMG_HLINE_CHAR); | |
727 | ui_browser__gotorc(browser, end_row, column + 2); | |
728 | SLsmg_write_char(SLSMG_RARROW_CHAR); | |
729 | } | |
730 | out: | |
731 | SLsmg_set_char_set(0); | |
732 | } | |
733 | ||
734 | void __ui_browser__line_arrow(struct ui_browser *browser, unsigned int column, | |
83b1f2aa | 735 | u64 start, u64 end) |
944e1abe ACM |
736 | { |
737 | if (start > end) | |
83b1f2aa | 738 | __ui_browser__line_arrow_up(browser, column, start, end); |
944e1abe | 739 | else |
83b1f2aa | 740 | __ui_browser__line_arrow_down(browser, column, start, end); |
944e1abe ACM |
741 | } |
742 | ||
7e63a13a JY |
743 | void ui_browser__mark_fused(struct ui_browser *browser, unsigned int column, |
744 | unsigned int row, bool arrow_down) | |
745 | { | |
746 | unsigned int end_row; | |
747 | ||
748 | if (row >= browser->top_idx) | |
749 | end_row = row - browser->top_idx; | |
750 | else | |
751 | return; | |
752 | ||
753 | SLsmg_set_char_set(1); | |
754 | ||
755 | if (arrow_down) { | |
756 | ui_browser__gotorc(browser, end_row, column - 1); | |
757 | SLsmg_write_char(SLSMG_ULCORN_CHAR); | |
758 | ui_browser__gotorc(browser, end_row, column); | |
759 | SLsmg_draw_hline(2); | |
760 | ui_browser__gotorc(browser, end_row + 1, column - 1); | |
761 | SLsmg_write_char(SLSMG_LTEE_CHAR); | |
762 | } else { | |
763 | ui_browser__gotorc(browser, end_row, column - 1); | |
764 | SLsmg_write_char(SLSMG_LTEE_CHAR); | |
765 | ui_browser__gotorc(browser, end_row, column); | |
766 | SLsmg_draw_hline(2); | |
767 | } | |
768 | ||
769 | SLsmg_set_char_set(0); | |
770 | } | |
771 | ||
ef8f34aa ACM |
772 | void ui_browser__init(void) |
773 | { | |
e039fc72 | 774 | int i = 0; |
ef8f34aa | 775 | |
e039fc72 ACM |
776 | perf_config(ui_browser__color_config, NULL); |
777 | ||
778 | while (ui_browser__colorsets[i].name) { | |
7c3102b8 | 779 | struct ui_browser_colorset *c = &ui_browser__colorsets[i++]; |
e039fc72 ACM |
780 | sltt_set_color(c->colorset, c->name, c->fg, c->bg); |
781 | } | |
c323cf04 ACM |
782 | |
783 | annotate_browser__init(); | |
ef8f34aa | 784 | } |