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