Lines Matching refs:browser
12 #include "browser.h"
17 static int ui_browser__percent_color(struct ui_browser *browser,
20 if (current && (!browser->use_navkeypressed || browser->navkeypressed))
29 int ui_browser__set_color(struct ui_browser *browser, int color)
31 int ret = browser->current_color;
32 browser->current_color = color;
37 void ui_browser__set_percent_color(struct ui_browser *browser,
40 int color = ui_browser__percent_color(browser, percent, current);
41 ui_browser__set_color(browser, color);
44 void ui_browser__gotorc(struct ui_browser *browser, int y, int x)
46 SLsmg_gotorc(browser->y + y, browser->x + x);
50 ui_browser__list_head_filter_entries(struct ui_browser *browser,
54 if (!browser->filter || !browser->filter(browser, pos))
57 } while (pos != browser->entries);
63 ui_browser__list_head_filter_prev_entries(struct ui_browser *browser,
67 if (!browser->filter || !browser->filter(browser, pos))
70 } while (pos != browser->entries);
75 void ui_browser__list_head_seek(struct ui_browser *browser, off_t offset, int whence)
77 struct list_head *head = browser->entries;
80 if (browser->nr_entries == 0)
85 pos = ui_browser__list_head_filter_entries(browser, head->next);
88 pos = browser->top;
91 pos = ui_browser__list_head_filter_prev_entries(browser, head->prev);
101 pos = ui_browser__list_head_filter_entries(browser, pos->next);
104 pos = ui_browser__list_head_filter_prev_entries(browser, pos->prev);
107 browser->top = pos;
110 void ui_browser__rb_tree_seek(struct ui_browser *browser, off_t offset, int whence)
112 struct rb_root *root = browser->entries;
120 nd = browser->top;
137 browser->top = nd;
140 unsigned int ui_browser__rb_tree_refresh(struct ui_browser *browser)
145 if (browser->top == NULL)
146 browser->top = rb_first(browser->entries);
148 nd = browser->top;
151 ui_browser__gotorc(browser, row, 0);
152 browser->write(browser, nd, row);
153 if (++row == browser->height)
161 bool ui_browser__is_current_entry(struct ui_browser *browser, unsigned row)
163 return browser->top_idx + row == browser->index;
166 void ui_browser__refresh_dimensions(struct ui_browser *browser)
168 browser->width = SLtt_Screen_Cols - 1;
169 browser->height = SLtt_Screen_Rows - 2;
170 browser->y = 1;
171 browser->x = 0;
174 void ui_browser__handle_resize(struct ui_browser *browser)
177 ui_browser__show(browser, browser->title, ui_helpline__current);
178 ui_browser__refresh(browser);
181 int ui_browser__warning(struct ui_browser *browser, int timeout,
200 ui_browser__handle_resize(browser);
207 int ui_browser__help_window(struct ui_browser *browser, const char *text)
212 ui_browser__handle_resize(browser);
217 bool ui_browser__dialog_yesno(struct ui_browser *browser, const char *text)
222 ui_browser__handle_resize(browser);
227 void ui_browser__reset_index(struct ui_browser *browser)
229 browser->index = browser->top_idx = 0;
230 browser->seek(browser, 0, SEEK_SET);
233 void __ui_browser__show_title(struct ui_browser *browser, const char *title)
236 ui_browser__set_color(browser, HE_COLORSET_ROOT);
237 slsmg_write_nstring(title, browser->width + 1);
240 void ui_browser__show_title(struct ui_browser *browser, const char *title)
243 __ui_browser__show_title(browser, title);
247 int ui_browser__show(struct ui_browser *browser, const char *title,
253 ui_browser__refresh_dimensions(browser);
256 __ui_browser__show_title(browser, title);
258 browser->title = title;
259 free(browser->helpline);
260 browser->helpline = NULL;
263 err = vasprintf(&browser->helpline, helpline, ap);
266 ui_helpline__push(browser->helpline);
271 void ui_browser__hide(struct ui_browser *browser __maybe_unused)
275 free(browser->helpline);
276 browser->helpline = NULL;
280 static void ui_browser__scrollbar_set(struct ui_browser *browser)
282 int height = browser->height, h = 0, pct = 0,
283 col = browser->width,
284 row = browser->y - 1;
286 if (browser->nr_entries > 1) {
287 pct = ((browser->index * (browser->height - 1)) /
288 (browser->nr_entries - 1));
294 ui_browser__gotorc(browser, row++, col);
302 static int __ui_browser__refresh(struct ui_browser *browser)
305 int width = browser->width;
307 row = browser->refresh(browser);
308 ui_browser__set_color(browser, HE_COLORSET_NORMAL);
310 if (!browser->use_navkeypressed || browser->navkeypressed)
311 ui_browser__scrollbar_set(browser);
315 SLsmg_fill_region(browser->y + row, browser->x,
316 browser->height - row, width, ' ');
321 int ui_browser__refresh(struct ui_browser *browser)
324 __ui_browser__refresh(browser);
333 * that is why we do a SEEK_SET. Think about 'perf top' in the hists browser
336 void ui_browser__update_nr_entries(struct ui_browser *browser, u32 nr_entries)
338 off_t offset = nr_entries - browser->nr_entries;
340 browser->nr_entries = nr_entries;
343 if (browser->top_idx < (u64)-offset)
344 offset = -browser->top_idx;
346 browser->index += offset;
347 browser->top_idx += offset;
350 browser->top = NULL;
351 browser->seek(browser, browser->top_idx, SEEK_SET);
354 int ui_browser__run(struct ui_browser *browser, int delay_secs)
362 err = __ui_browser__refresh(browser);
372 ui_browser__refresh_dimensions(browser);
373 __ui_browser__show_title(browser, browser->title);
374 ui_helpline__puts(browser->helpline);
378 if (browser->use_navkeypressed && !browser->navkeypressed) {
383 browser->navkeypressed = true;
391 if (browser->index == browser->nr_entries - 1)
393 ++browser->index;
394 if (browser->index == browser->top_idx + browser->height) {
395 ++browser->top_idx;
396 browser->seek(browser, +1, SEEK_CUR);
400 if (browser->index == 0)
402 --browser->index;
403 if (browser->index < browser->top_idx) {
404 --browser->top_idx;
405 browser->seek(browser, -1, SEEK_CUR);
410 if (browser->top_idx + browser->height > browser->nr_entries - 1)
413 offset = browser->height;
414 if (browser->index + offset > browser->nr_entries - 1)
415 offset = browser->nr_entries - 1 - browser->index;
416 browser->index += offset;
417 browser->top_idx += offset;
418 browser->seek(browser, +offset, SEEK_CUR);
421 if (browser->top_idx == 0)
424 if (browser->top_idx < browser->height)
425 offset = browser->top_idx;
427 offset = browser->height;
429 browser->index -= offset;
430 browser->top_idx -= offset;
431 browser->seek(browser, -offset, SEEK_CUR);
434 ui_browser__reset_index(browser);
437 offset = browser->height - 1;
438 if (offset >= browser->nr_entries)
439 offset = browser->nr_entries - 1;
441 browser->index = browser->nr_entries - 1;
442 browser->top_idx = browser->index - offset;
443 browser->seek(browser, -offset, SEEK_END);
452 unsigned int ui_browser__list_head_refresh(struct ui_browser *browser)
455 struct list_head *head = browser->entries;
458 if (browser->top == NULL || browser->top == browser->entries)
459 browser->top = ui_browser__list_head_filter_entries(browser, head->next);
461 pos = browser->top;
464 if (!browser->filter || !browser->filter(browser, pos)) {
465 ui_browser__gotorc(browser, row, 0);
466 browser->write(browser, pos, row);
467 if (++row == browser->height)
562 void ui_browser__argv_seek(struct ui_browser *browser, off_t offset, int whence)
566 browser->top = browser->entries;
569 browser->top = browser->top + browser->top_idx + offset;
572 browser->top = browser->top + browser->nr_entries + offset;
579 unsigned int ui_browser__argv_refresh(struct ui_browser *browser)
581 unsigned int row = 0, idx = browser->top_idx;
584 if (browser->top == NULL)
585 browser->top = browser->entries;
587 pos = (char **)browser->top;
588 while (idx < browser->nr_entries) {
589 if (!browser->filter || !browser->filter(browser, *pos)) {
590 ui_browser__gotorc(browser, row, 0);
591 browser->write(browser, pos, row);
592 if (++row == browser->height)
603 void __ui_browser__vline(struct ui_browser *browser, unsigned int column,
607 ui_browser__gotorc(browser, start, column);
612 void ui_browser__write_graph(struct ui_browser *browser __maybe_unused,
620 static void __ui_browser__line_arrow_up(struct ui_browser *browser,
628 if (start < browser->top_idx + browser->height) {
629 row = start - browser->top_idx;
630 ui_browser__gotorc(browser, row, column);
632 ui_browser__gotorc(browser, row, column + 1);
638 row = browser->height - 1;
640 if (end > browser->top_idx)
641 end_row = end - browser->top_idx;
645 ui_browser__gotorc(browser, end_row, column);
648 ui_browser__gotorc(browser, end_row, column);
649 if (end >= browser->top_idx) {
651 ui_browser__gotorc(browser, end_row, column + 1);
653 ui_browser__gotorc(browser, end_row, column + 2);
660 static void __ui_browser__line_arrow_down(struct ui_browser *browser,
668 if (start >= browser->top_idx) {
669 row = start - browser->top_idx;
670 ui_browser__gotorc(browser, row, column);
672 ui_browser__gotorc(browser, row, column + 1);
680 if (end >= browser->top_idx + browser->height)
681 end_row = browser->height - 1;
683 end_row = end - browser->top_idx;;
685 ui_browser__gotorc(browser, row, column);
688 ui_browser__gotorc(browser, end_row, column);
689 if (end < browser->top_idx + browser->height) {
691 ui_browser__gotorc(browser, end_row, column + 1);
693 ui_browser__gotorc(browser, end_row, column + 2);
700 void __ui_browser__line_arrow(struct ui_browser *browser, unsigned int column,
704 __ui_browser__line_arrow_up(browser, column, start, end);
706 __ui_browser__line_arrow_down(browser, column, start, end);