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Win32: add a new build-script helper
[vlc.git] / modules / gui / ncurses.c
blob1c593f88714e4547a9a6d85ac5be042958a3ab49
1 /*****************************************************************************
2 * ncurses.c : NCurses interface for vlc
3 *****************************************************************************
4 * Copyright © 2001-2011 the VideoLAN team
5 * $Id$
6 *
7 * Authors: Sam Hocevar <sam@zoy.org>
8 * Laurent Aimar <fenrir@via.ecp.fr>
9 * Yoann Peronneau <yoann@videolan.org>
10 * Derk-Jan Hartman <hartman at videolan dot org>
11 * Rafaël Carré <funman@videolanorg>
12 *
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
26 *****************************************************************************/
27
28 /* UTF8 locale is required */
29
30 /*****************************************************************************
31 * Preamble
32 *****************************************************************************/
33 #ifdef HAVE_CONFIG_H
34 # include "config.h"
35 #endif
36
37 #define _XOPEN_SOURCE_EXTENDED 1
38
39 #include <assert.h>
40 #include <wchar.h>
41 #include <sys/stat.h>
42 #include <math.h>
43 #include <errno.h>
44
45 #define VLC_MODULE_LICENSE VLC_LICENSE_GPL_2_PLUS
46 #include <vlc_common.h>
47 #include <vlc_plugin.h>
48
49 #include <ncurses.h>
50
51 #include <vlc_interface.h>
52 #include <vlc_vout.h>
53 #include <vlc_charset.h>
54 #include <vlc_input.h>
55 #include <vlc_es.h>
56 #include <vlc_playlist.h>
57 #include <vlc_meta.h>
58 #include <vlc_fs.h>
59 #include <vlc_url.h>
60
61 /*****************************************************************************
62 * Local prototypes.
63 *****************************************************************************/
64 static int Open (vlc_object_t *);
65 static void Close (vlc_object_t *);
66
67 /*****************************************************************************
68 * Module descriptor
69 *****************************************************************************/
70
71 #define BROWSE_TEXT N_("Filebrowser starting point")
72 #define BROWSE_LONGTEXT N_(\
73 "This option allows you to specify the directory the ncurses filebrowser " \
74 "will show you initially.")
75
76 vlc_module_begin ()
77 set_shortname("Ncurses")
78 set_description(N_("Ncurses interface"))
79 set_capability("interface", 10)
80 set_category(CAT_INTERFACE)
81 set_subcategory(SUBCAT_INTERFACE_MAIN)
82 set_callbacks(Open, Close)
83 add_shortcut("curses")
84 add_directory("browse-dir", NULL, BROWSE_TEXT, BROWSE_LONGTEXT, false)
85 vlc_module_end ()
86
87 #include "eject.c"
88
89 /*****************************************************************************
90 * intf_sys_t: description and status of ncurses interface
91 *****************************************************************************/
92 enum
93 {
94 BOX_NONE,
95 BOX_HELP,
96 BOX_INFO,
97 BOX_LOG,
98 BOX_PLAYLIST,
99 BOX_SEARCH,
100 BOX_OPEN,
101 BOX_BROWSE,
102 BOX_META,
103 BOX_OBJECTS,
104 BOX_STATS
105 };
106
107 static const char box_title[][19] = {
108 [BOX_NONE] = "",
109 [BOX_HELP] = " Help ",
110 [BOX_INFO] = " Information ",
111 [BOX_LOG] = " Messages ",
112 [BOX_PLAYLIST] = " Playlist ",
113 [BOX_SEARCH] = " Playlist ",
114 [BOX_OPEN] = " Playlist ",
115 [BOX_BROWSE] = " Browse ",
116 [BOX_META] = " Meta-information ",
117 [BOX_OBJECTS] = " Objects ",
118 [BOX_STATS] = " Stats ",
119 };
120
121 enum
122 {
123 C_DEFAULT = 0,
124 C_TITLE,
125 C_PLAYLIST_1,
126 C_PLAYLIST_2,
127 C_PLAYLIST_3,
128 C_BOX,
129 C_STATUS,
130 C_INFO,
131 C_ERROR,
132 C_WARNING,
133 C_DEBUG,
134 C_CATEGORY,
135 C_FOLDER,
136 /* XXX: new elements here ! */
137
138 C_MAX
139 };
140
141 /* Available colors: BLACK RED GREEN YELLOW BLUE MAGENTA CYAN WHITE */
142 static const struct { short f; short b; } color_pairs[] =
143 {
144 /* element */ /* foreground*/ /* background*/
145 [C_TITLE] = { COLOR_YELLOW, COLOR_BLACK },
146
147 /* jamaican playlist, for rastafari sisters & brothers! */
148 [C_PLAYLIST_1] = { COLOR_GREEN, COLOR_BLACK },
149 [C_PLAYLIST_2] = { COLOR_YELLOW, COLOR_BLACK },
150 [C_PLAYLIST_3] = { COLOR_RED, COLOR_BLACK },
151
152 /* used in DrawBox() */
153 [C_BOX] = { COLOR_CYAN, COLOR_BLACK },
154 /* Source: State, Position, Volume, Chapters, etc...*/
155 [C_STATUS] = { COLOR_BLUE, COLOR_BLACK },
156
157 /* VLC messages, keep the order from highest priority to lowest */
158 [C_INFO] = { COLOR_BLACK, COLOR_WHITE },
159 [C_ERROR] = { COLOR_RED, COLOR_BLACK },
160 [C_WARNING] = { COLOR_YELLOW, COLOR_BLACK },
161 [C_DEBUG] = { COLOR_WHITE, COLOR_BLACK },
162
163 /* Category title: help, info, metadata */
164 [C_CATEGORY] = { COLOR_MAGENTA, COLOR_BLACK },
165 /* Folder (BOX_BROWSE) */
166 [C_FOLDER] = { COLOR_RED, COLOR_BLACK },
167 };
168
169 struct dir_entry_t
170 {
171 bool file;
172 char *path;
173 };
174
175 struct pl_item_t
176 {
177 input_item_t *item;
178 char *display;
179 };
180
181 struct intf_sys_t
182 {
183 vlc_thread_t thread;
184
185 bool color;
186
187 /* rgb values for the color yellow */
188 short yellow_r;
189 short yellow_g;
190 short yellow_b;
191
192 int box_type;
193 int box_y; // start of box content
194 int box_height;
195 int box_lines_total; // number of lines in the box
196 int box_start; // first line of box displayed
197 int box_idx; // selected line
198
199 struct
200 {
201 int type;
202 vlc_log_t *item;
203 char *msg;
204 } msgs[50]; // ring buffer
205 int i_msgs;
206 int verbosity;
207 vlc_mutex_t msg_lock;
208
209 /* Search Box context */
210 char search_chain[20];
211
212 /* Open Box Context */
213 char open_chain[50];
214
215 /* File Browser context */
216 char *current_dir;
217 int n_dir_entries;
218 struct dir_entry_t **dir_entries;
219 bool show_hidden_files;
220
221 /* Playlist context */
222 struct pl_item_t **plist;
223 int plist_entries;
224 bool need_update;
225 bool plidx_follow;
226 input_item_t *node; /* current node */
227 };
228
229 /*****************************************************************************
230 * Directories
231 *****************************************************************************/
232
233 static void DirsDestroy(intf_sys_t *sys)
234 {
235 while (sys->n_dir_entries) {
236 struct dir_entry_t *dir_entry = sys->dir_entries[--sys->n_dir_entries];
237 free(dir_entry->path);
238 free(dir_entry);
239 }
240 free(sys->dir_entries);
241 sys->dir_entries = NULL;
242 }
243
244 static int comdir_entries(const void *a, const void *b)
245 {
246 struct dir_entry_t *dir_entry1 = *(struct dir_entry_t**)a;
247 struct dir_entry_t *dir_entry2 = *(struct dir_entry_t**)b;
248
249 if (dir_entry1->file == dir_entry2->file)
250 return strcasecmp(dir_entry1->path, dir_entry2->path);
251
252 return dir_entry1->file ? 1 : -1;
253 }
254
255 static bool IsFile(const char *current_dir, const char *entry)
256 {
257 bool ret = true;
258 #ifdef S_ISDIR
259 char *uri;
260 if (asprintf(&uri, "%s" DIR_SEP "%s", current_dir, entry) != -1) {
261 struct stat st;
262 ret = vlc_stat(uri, &st) || !S_ISDIR(st.st_mode);
263 free(uri);
264 }
265 #endif
266 return ret;
267 }
268
269 static void ReadDir(intf_thread_t *intf)
270 {
271 intf_sys_t *sys = intf->p_sys;
272
273 if (!sys->current_dir || !*sys->current_dir) {
274 msg_Dbg(intf, "no current dir set");
275 return;
276 }
277
278 DIR *current_dir = vlc_opendir(sys->current_dir);
279 if (!current_dir) {
280 msg_Warn(intf, "cannot open directory `%s' (%s)", sys->current_dir,
281 vlc_strerror_c(errno));
282 return;
283 }
284
285 DirsDestroy(sys);
286
287 const char *entry;
288 while ((entry = vlc_readdir(current_dir))) {
289 if (!sys->show_hidden_files && *entry == '.' && strcmp(entry, ".."))
290 continue;
291
292 struct dir_entry_t *dir_entry = malloc(sizeof *dir_entry);
293 if (unlikely(dir_entry == NULL))
294 continue;
295
296 dir_entry->file = IsFile(sys->current_dir, entry);
297 dir_entry->path = xstrdup(entry);
298 TAB_APPEND(sys->n_dir_entries, sys->dir_entries, dir_entry);
299 continue;
300 }
301
302 closedir(current_dir);
303
304 if (sys->n_dir_entries > 0)
305 qsort(sys->dir_entries, sys->n_dir_entries,
306 sizeof(struct dir_entry_t*), &comdir_entries);
307 }
308
309 /*****************************************************************************
310 * Adjust index position after a change (list navigation or item switching)
311 *****************************************************************************/
312 static void CheckIdx(intf_sys_t *sys)
313 {
314 int lines = sys->box_lines_total;
315 int height = LINES - sys->box_y - 2;
316 if (height > lines - 1)
317 height = lines - 1;
318
319 /* make sure the new index is within the box */
320 if (sys->box_idx <= 0) {
321 sys->box_idx = 0;
322 sys->box_start = 0;
323 } else if (sys->box_idx >= lines - 1 && lines > 0) {
324 sys->box_idx = lines - 1;
325 sys->box_start = sys->box_idx - height;
326 }
327
328 /* Fix box start (1st line of the box displayed) */
329 if (sys->box_idx < sys->box_start ||
330 sys->box_idx > height + sys->box_start + 1) {
331 sys->box_start = sys->box_idx - height/2;
332 if (sys->box_start < 0)
333 sys->box_start = 0;
334 } else if (sys->box_idx == sys->box_start - 1) {
335 sys->box_start--;
336 } else if (sys->box_idx == height + sys->box_start + 1) {
337 sys->box_start++;
338 }
339 }
340
341 /*****************************************************************************
342 * Playlist
343 *****************************************************************************/
344 static void PlaylistDestroy(intf_sys_t *sys)
345 {
346 while (sys->plist_entries) {
347 struct pl_item_t *p_pl_item = sys->plist[--sys->plist_entries];
348
349 input_item_Release(p_pl_item->item);
350 free(p_pl_item->display);
351 free(p_pl_item);
352 }
353 free(sys->plist);
354 sys->plist = NULL;
355 }
356
357 static bool PlaylistAddChild(intf_sys_t *sys, playlist_item_t *p_child,
358 const char *c, const char d)
359 {
360 int ret;
361 char *name = input_item_GetTitleFbName(p_child->p_input);
362 struct pl_item_t *p_pl_item = malloc(sizeof *p_pl_item);
363
364 if (!name || !p_pl_item)
365 goto error;
366
367 if (c && *c)
368 ret = asprintf(&p_pl_item->display, "%s%c-%s", c, d, name);
369 else
370 ret = asprintf(&p_pl_item->display, " %s", name);
371 if (ret == -1)
372 goto error;
373
374 free(name);
375 p_pl_item->item = input_item_Hold(p_child->p_input);
376
377 TAB_APPEND(sys->plist_entries, sys->plist, p_pl_item);
378
379 return true;
380
381 error:
382 free(name);
383 free(p_pl_item);
384 return false;
385 }
386
387 static void PlaylistAddNode(intf_sys_t *sys, playlist_item_t *node,
388 const char *c)
389 {
390 for (int k = 0; k < node->i_children; k++) {
391 bool last = k == node->i_children - 1;
392 playlist_item_t *p_child = node->pp_children[k];
393 if (!PlaylistAddChild(sys, p_child, c, last ? '`' : '|'))
394 return;
395
396 if (p_child->i_children <= 0)
397 continue;
398
399 if (*c) {
400 char *tmp;
401 if (asprintf(&tmp, "%s%c ", c, last ? ' ' : '|') == -1)
402 return;
403 PlaylistAddNode(sys, p_child, tmp);
404 free(tmp);
405 } else {
406 PlaylistAddNode(sys, p_child, " ");
407 }
408 }
409 }
410
411 static void PlaylistRebuild(intf_thread_t *intf)
412 {
413 intf_sys_t *sys = intf->p_sys;
414 playlist_t *p_playlist = pl_Get(intf);
415
416 PlaylistDestroy(sys);
417 PlaylistAddNode(sys, &p_playlist->root, "");
418 }
419
420 static int ItemChanged(vlc_object_t *p_this, const char *variable,
421 vlc_value_t oval, vlc_value_t nval, void *param)
422 {
423 playlist_t *playlist = (playlist_t *)p_this;
424 intf_sys_t *sys = param;
425
426 VLC_UNUSED(p_this); VLC_UNUSED(variable);
427 VLC_UNUSED(oval); VLC_UNUSED(nval);
428
429 playlist_Lock(playlist);
430 sys->need_update = true;
431 playlist_Unlock(playlist);
432
433 return VLC_SUCCESS;
434 }
435
436 static int PlaylistChanged(vlc_object_t *p_this, const char *variable,
437 vlc_value_t oval, vlc_value_t nval, void *param)
438 {
439 playlist_t *playlist = (playlist_t *)p_this;
440 intf_sys_t *sys = param;
441 playlist_item_t *node = playlist_CurrentPlayingItem(playlist);
442
443 VLC_UNUSED(variable);
444 VLC_UNUSED(oval); VLC_UNUSED(nval);
445
446 sys->need_update = true;
447
448 if (sys->node != NULL)
449 input_item_Release(sys->node);
450 sys->node = (node != NULL) ? input_item_Hold(node->p_input) : NULL;
451
452 return VLC_SUCCESS;
453 }
454
455 /* Playlist suxx */
456 static int SubSearchPlaylist(intf_sys_t *sys, char *searchstring,
457 int i_start, int i_stop)
458 {
459 for (int i = i_start + 1; i < i_stop; i++)
460 if (strcasestr(sys->plist[i]->display, searchstring))
461 return i;
462
463 return -1;
464 }
465
466 static void SearchPlaylist(intf_sys_t *sys)
467 {
468 char *str = sys->search_chain;
469 int i_first = sys->box_idx;
470 if (i_first < 0)
471 i_first = 0;
472
473 if (!str || !*str)
474 return;
475
476 int i_item = SubSearchPlaylist(sys, str, i_first + 1, sys->plist_entries);
477 if (i_item < 0)
478 i_item = SubSearchPlaylist(sys, str, 0, i_first);
479
480 if (i_item > 0) {
481 sys->box_idx = i_item;
482 CheckIdx(sys);
483 }
484 }
485
486 static inline bool IsIndex(intf_sys_t *sys, playlist_t *p_playlist, int i)
487 {
488 PL_ASSERT_LOCKED;
489
490 input_item_t *input = sys->plist[i]->item;
491 playlist_item_t *item = playlist_ItemGetByInput(p_playlist, input);
492 if (unlikely(item == NULL))
493 return false;
494
495 if (item->i_children == 0 && input == sys->node)
496 return true;
497
498 playlist_item_t *p_played_item = playlist_CurrentPlayingItem(p_playlist);
499 if (p_played_item != NULL)
500 return input == p_played_item->p_input;
501
502 return false;
503 }
504
505 static void FindIndex(intf_sys_t *sys, playlist_t *p_playlist)
506 {
507 int plidx = sys->box_idx;
508 int max = sys->plist_entries;
509
510 PL_LOCK;
511
512 if (!IsIndex(sys, p_playlist, plidx))
513 for (int i = 0; i < max; i++)
514 if (IsIndex(sys, p_playlist, i)) {
515 sys->box_idx = i;
516 CheckIdx(sys);
517 break;
518 }
519
520 PL_UNLOCK;
521
522 sys->plidx_follow = true;
523 }
524
525 /****************************************************************************
526 * Drawing
527 ****************************************************************************/
528
529 static void start_color_and_pairs(intf_thread_t *intf)
530 {
531 intf_sys_t *sys = intf->p_sys;
532
533 if (!has_colors()) {
534 sys->color = false;
535 msg_Warn(intf, "Terminal doesn't support colors");
536 return;
537 }
538
539 start_color();
540 for (int i = C_DEFAULT + 1; i < C_MAX; i++)
541 init_pair(i, color_pairs[i].f, color_pairs[i].b);
542
543 /* untested, in all my terminals, !can_change_color() --funman */
544 if (can_change_color()) {
545 color_content(COLOR_YELLOW, &sys->yellow_r, &sys->yellow_g, &sys->yellow_b);
546 init_color(COLOR_YELLOW, 960, 500, 0); /* YELLOW -> ORANGE */
547 }
548 }
549
550 static void DrawBox(int y, int h, bool color, const char *title)
551 {
552 int w = COLS;
553 if (w <= 3 || h <= 0)
554 return;
555
556 if (color) color_set(C_BOX, NULL);
557
558 if (!title) title = "";
559 int len = strlen(title);
560
561 if (len > w - 2)
562 len = w - 2;
563
564 mvaddch(y, 0, ACS_ULCORNER);
565 mvhline(y, 1, ACS_HLINE, (w-len-2)/2);
566 mvprintw(y, 1+(w-len-2)/2, "%s", title);
567 mvhline(y, (w-len)/2+len, ACS_HLINE, w - 1 - ((w-len)/2+len));
568 mvaddch(y, w-1,ACS_URCORNER);
569
570 for (int i = 0; i < h; i++) {
571 mvaddch(++y, 0, ACS_VLINE);
572 mvaddch(y, w-1, ACS_VLINE);
573 }
574
575 mvaddch(++y, 0, ACS_LLCORNER);
576 mvhline(y, 1, ACS_HLINE, w - 2);
577 mvaddch(y, w-1, ACS_LRCORNER);
578 if (color) color_set(C_DEFAULT, NULL);
579 }
580
581 static void DrawEmptyLine(int y, int x, int w)
582 {
583 if (w <= 0) return;
584
585 mvhline(y, x, ' ', w);
586 }
587
588 static void DrawLine(int y, int x, int w)
589 {
590 if (w <= 0) return;
591
592 attrset(A_REVERSE);
593 mvhline(y, x, ' ', w);
594 attroff(A_REVERSE);
595 }
596
597 static void mvnprintw(int y, int x, int w, const char *p_fmt, ...)
598 {
599 va_list vl_args;
600 char *p_buf;
601 int len;
602
603 if (w <= 0)
604 return;
605
606 va_start(vl_args, p_fmt);
607 int i_ret = vasprintf(&p_buf, p_fmt, vl_args);
608 va_end(vl_args);
609
610 if (i_ret == -1)
611 return;
612
613 len = strlen(p_buf);
614
615 wchar_t wide[len + 1];
616
617 EnsureUTF8(p_buf);
618 size_t i_char_len = mbstowcs(wide, p_buf, len);
619
620 size_t i_width; /* number of columns */
621
622 if (i_char_len == (size_t)-1) /* an invalid character was encountered */ {
623 free(p_buf);
624 return;
625 }
626
627 i_width = wcswidth(wide, i_char_len);
628 if (i_width == (size_t)-1) {
629 /* a non printable character was encountered */
630 i_width = 0;
631 for (unsigned i = 0 ; i < i_char_len ; i++) {
632 int i_cwidth = wcwidth(wide[i]);
633 if (i_cwidth != -1)
634 i_width += i_cwidth;
635 }
636 }
637
638 if (i_width <= (size_t)w) {
639 mvprintw(y, x, "%s", p_buf);
640 mvhline(y, x + i_width, ' ', w - i_width);
641 free(p_buf);
642 return;
643 }
644
645 int i_total_width = 0;
646 int i = 0;
647 while (i_total_width < w) {
648 i_total_width += wcwidth(wide[i]);
649 if (w > 7 && i_total_width >= w/2) {
650 wide[i ] = '.';
651 wide[i+1] = '.';
652 i_total_width -= wcwidth(wide[i]) - 2;
653 if (i > 0) {
654 /* we require this check only if at least one character
655 * 4 or more columns wide exists (which i doubt) */
656 wide[i-1] = '.';
657 i_total_width -= wcwidth(wide[i-1]) - 1;
658 }
659
660 /* find the widest string */
661 int j, i_2nd_width = 0;
662 for (j = i_char_len - 1; i_2nd_width < w - i_total_width; j--)
663 i_2nd_width += wcwidth(wide[j]);
664
665 /* we already have i_total_width columns filled, and we can't
666 * have more than w columns */
667 if (i_2nd_width > w - i_total_width)
668 j++;
669
670 wmemmove(&wide[i+2], &wide[j+1], i_char_len - j - 1);
671 wide[i + 2 + i_char_len - j - 1] = '\0';
672 break;
673 }
674 i++;
675 }
676 if (w <= 7) /* we don't add the '...' else we lose too much chars */
677 wide[i] = '\0';
678
679 size_t i_wlen = wcslen(wide) * 6 + 1; /* worst case */
680 char ellipsized[i_wlen];
681 wcstombs(ellipsized, wide, i_wlen);
682 mvprintw(y, x, "%s", ellipsized);
683
684 free(p_buf);
685 }
686
687 static void MainBoxWrite(intf_sys_t *sys, int l, const char *p_fmt, ...)
688 {
689 va_list vl_args;
690 char *p_buf;
691 bool b_selected = l == sys->box_idx;
692
693 if (l < sys->box_start || l - sys->box_start >= sys->box_height)
694 return;
695
696 va_start(vl_args, p_fmt);
697 int i_ret = vasprintf(&p_buf, p_fmt, vl_args);
698 va_end(vl_args);
699 if (i_ret == -1)
700 return;
701
702 if (b_selected) attron(A_REVERSE);
703 mvnprintw(sys->box_y + l - sys->box_start, 1, COLS - 2, "%s", p_buf);
704 if (b_selected) attroff(A_REVERSE);
705
706 free(p_buf);
707 }
708
709 static int SubDrawObject(intf_sys_t *sys, int l, vlc_object_t *p_obj, int i_level, const char *prefix)
710 {
711 char *name = vlc_object_get_name(p_obj);
712 MainBoxWrite(sys, l++, "%*s%s%s \"%s\" (%p)", 2 * i_level++, "", prefix,
713 p_obj->obj.object_type, name ? name : "", (void *)p_obj);
714 free(name);
715
716 vlc_list_t *list = vlc_list_children(p_obj);
717 for (int i = 0; i < list->i_count ; i++) {
718 l = SubDrawObject(sys, l, list->p_values[i].p_address, i_level,
719 (i == list->i_count - 1) ? "`-" : "|-" );
720 }
721 vlc_list_release(list);
722 return l;
723 }
724
725 static int DrawObjects(intf_thread_t *intf, input_thread_t *input)
726 {
727 (void) input;
728 return SubDrawObject(intf->p_sys, 0, VLC_OBJECT(intf->obj.libvlc), 0, "");
729 }
730
731 static int DrawMeta(intf_thread_t *intf, input_thread_t *p_input)
732 {
733 intf_sys_t *sys = intf->p_sys;
734 input_item_t *item;
735 int l = 0;
736
737 if (!p_input)
738 return 0;
739
740 item = input_GetItem(p_input);
741 vlc_mutex_lock(&item->lock);
742 for (int i=0; i<VLC_META_TYPE_COUNT; i++) {
743 const char *meta = vlc_meta_Get(item->p_meta, i);
744 if (!meta || !*meta)
745 continue;
746
747 if (sys->color) color_set(C_CATEGORY, NULL);
748 MainBoxWrite(sys, l++, " [%s]", vlc_meta_TypeToLocalizedString(i));
749 if (sys->color) color_set(C_DEFAULT, NULL);
750 MainBoxWrite(sys, l++, " %s", meta);
751 }
752 vlc_mutex_unlock(&item->lock);
753
754 return l;
755 }
756
757 static int DrawInfo(intf_thread_t *intf, input_thread_t *p_input)
758 {
759 intf_sys_t *sys = intf->p_sys;
760 input_item_t *item;
761 int l = 0;
762
763 if (!p_input)
764 return 0;
765
766 item = input_GetItem(p_input);
767 vlc_mutex_lock(&item->lock);
768 for (int i = 0; i < item->i_categories; i++) {
769 info_category_t *p_category = item->pp_categories[i];
770 if (sys->color) color_set(C_CATEGORY, NULL);
771 MainBoxWrite(sys, l++, _(" [%s]"), p_category->psz_name);
772 if (sys->color) color_set(C_DEFAULT, NULL);
773 for (int j = 0; j < p_category->i_infos; j++) {
774 info_t *p_info = p_category->pp_infos[j];
775 MainBoxWrite(sys, l++, _(" %s: %s"),
776 p_info->psz_name, p_info->psz_value);
777 }
778 }
779 vlc_mutex_unlock(&item->lock);
780
781 return l;
782 }
783
784 static int DrawStats(intf_thread_t *intf, input_thread_t *p_input)
785 {
786 intf_sys_t *sys = intf->p_sys;
787 input_item_t *item;
788 input_stats_t *p_stats;
789 int l = 0, i_audio = 0, i_video = 0;
790
791 if (!p_input)
792 return 0;
793
794 item = input_GetItem(p_input);
795 assert(item);
796
797 vlc_mutex_lock(&item->lock);
798 p_stats = item->p_stats;
799 vlc_mutex_lock(&p_stats->lock);
800
801 for (int i = 0; i < item->i_es ; i++) {
802 i_audio += (item->es[i]->i_cat == AUDIO_ES);
803 i_video += (item->es[i]->i_cat == VIDEO_ES);
804 }
805
806 /* Input */
807 if (sys->color) color_set(C_CATEGORY, NULL);
808 MainBoxWrite(sys, l++, _("+-[Incoming]"));
809 if (sys->color) color_set(C_DEFAULT, NULL);
810 MainBoxWrite(sys, l++, _("| input bytes read : %8.0f KiB"),
811 (float)(p_stats->i_read_bytes)/1024);
812 MainBoxWrite(sys, l++, _("| input bitrate : %6.0f kb/s"),
813 p_stats->f_input_bitrate*8000);
814 MainBoxWrite(sys, l++, _("| demux bytes read : %8.0f KiB"),
815 (float)(p_stats->i_demux_read_bytes)/1024);
816 MainBoxWrite(sys, l++, _("| demux bitrate : %6.0f kb/s"),
817 p_stats->f_demux_bitrate*8000);
818
819 /* Video */
820 if (i_video) {
821 if (sys->color) color_set(C_CATEGORY, NULL);
822 MainBoxWrite(sys, l++, _("+-[Video Decoding]"));
823 if (sys->color) color_set(C_DEFAULT, NULL);
824 MainBoxWrite(sys, l++, _("| video decoded : %5"PRIi64),
825 p_stats->i_decoded_video);
826 MainBoxWrite(sys, l++, _("| frames displayed : %5"PRIi64),
827 p_stats->i_displayed_pictures);
828 MainBoxWrite(sys, l++, _("| frames lost : %5"PRIi64),
829 p_stats->i_lost_pictures);
830 }
831 /* Audio*/
832 if (i_audio) {
833 if (sys->color) color_set(C_CATEGORY, NULL);
834 MainBoxWrite(sys, l++, _("+-[Audio Decoding]"));
835 if (sys->color) color_set(C_DEFAULT, NULL);
836 MainBoxWrite(sys, l++, _("| audio decoded : %5"PRIi64),
837 p_stats->i_decoded_audio);
838 MainBoxWrite(sys, l++, _("| buffers played : %5"PRIi64),
839 p_stats->i_played_abuffers);
840 MainBoxWrite(sys, l++, _("| buffers lost : %5"PRIi64),
841 p_stats->i_lost_abuffers);
842 }
843 /* Sout */
844 if (sys->color) color_set(C_CATEGORY, NULL);
845 MainBoxWrite(sys, l++, _("+-[Streaming]"));
846 if (sys->color) color_set(C_DEFAULT, NULL);
847 MainBoxWrite(sys, l++, _("| packets sent : %5"PRIi64), p_stats->i_sent_packets);
848 MainBoxWrite(sys, l++, _("| bytes sent : %8.0f KiB"),
849 (float)(p_stats->i_sent_bytes)/1025);
850 MainBoxWrite(sys, l++, _("| sending bitrate : %6.0f kb/s"),
851 p_stats->f_send_bitrate*8000);
852 if (sys->color) color_set(C_DEFAULT, NULL);
853
854 vlc_mutex_unlock(&p_stats->lock);
855 vlc_mutex_unlock(&item->lock);
856
857 return l;
858 }
859
860 static int DrawHelp(intf_thread_t *intf, input_thread_t *input)
861 {
862 intf_sys_t *sys = intf->p_sys;
863 int l = 0;
864
865 #define H(a) MainBoxWrite(sys, l++, a)
866
867 if (sys->color) color_set(C_CATEGORY, NULL);
868 H(_("[Display]"));
869 if (sys->color) color_set(C_DEFAULT, NULL);
870 H(_(" h,H Show/Hide help box"));
871 H(_(" i Show/Hide info box"));
872 H(_(" M Show/Hide metadata box"));
873 H(_(" L Show/Hide messages box"));
874 H(_(" P Show/Hide playlist box"));
875 H(_(" B Show/Hide filebrowser"));
876 H(_(" x Show/Hide objects box"));
877 H(_(" S Show/Hide statistics box"));
878 H(_(" Esc Close Add/Search entry"));
879 H(_(" Ctrl-l Refresh the screen"));
880 H("");
881
882 if (sys->color) color_set(C_CATEGORY, NULL);
883 H(_("[Global]"));
884 if (sys->color) color_set(C_DEFAULT, NULL);
885 H(_(" q, Q, Esc Quit"));
886 H(_(" s Stop"));
887 H(_(" <space> Pause/Play"));
888 H(_(" f Toggle Fullscreen"));
889 H(_(" c Cycle through audio tracks"));
890 H(_(" v Cycle through subtitles tracks"));
891 H(_(" b Cycle through video tracks"));
892 H(_(" n, p Next/Previous playlist item"));
893 H(_(" [, ] Next/Previous title"));
894 H(_(" <, > Next/Previous chapter"));
895 /* xgettext: You can use ← and → characters */
896 H(_(" <left>,<right> Seek -/+ 1%%"));
897 H(_(" a, z Volume Up/Down"));
898 H(_(" m Mute"));
899 /* xgettext: You can use ↑ and ↓ characters */
900 H(_(" <up>,<down> Navigate through the box line by line"));
901 /* xgettext: You can use ⇞ and ⇟ characters */
902 H(_(" <pageup>,<pagedown> Navigate through the box page by page"));
903 /* xgettext: You can use ↖ and ↘ characters */
904 H(_(" <start>,<end> Navigate to start/end of box"));
905 H("");
906
907 if (sys->color) color_set(C_CATEGORY, NULL);
908 H(_("[Playlist]"));
909 if (sys->color) color_set(C_DEFAULT, NULL);
910 H(_(" r Toggle Random playing"));
911 H(_(" l Toggle Loop Playlist"));
912 H(_(" R Toggle Repeat item"));
913 H(_(" o Order Playlist by title"));
914 H(_(" O Reverse order Playlist by title"));
915 H(_(" g Go to the current playing item"));
916 H(_(" / Look for an item"));
917 H(_(" ; Look for the next item"));
918 H(_(" A Add an entry"));
919 /* xgettext: You can use ⌫ character to translate <backspace> */
920 H(_(" D, <backspace>, <del> Delete an entry"));
921 H(_(" e Eject (if stopped)"));
922 H("");
923
924 if (sys->color) color_set(C_CATEGORY, NULL);
925 H(_("[Filebrowser]"));
926 if (sys->color) color_set(C_DEFAULT, NULL);
927 H(_(" <enter> Add the selected file to the playlist"));
928 H(_(" <space> Add the selected directory to the playlist"));
929 H(_(" . Show/Hide hidden files"));
930 H("");
931
932 if (sys->color) color_set(C_CATEGORY, NULL);
933 H(_("[Player]"));
934 if (sys->color) color_set(C_DEFAULT, NULL);
935 /* xgettext: You can use ↑ and ↓ characters */
936 H(_(" <up>,<down> Seek +/-5%%"));
937
938 #undef H
939 (void) input;
940 return l;
941 }
942
943 static int DrawBrowse(intf_thread_t *intf, input_thread_t *input)
944 {
945 intf_sys_t *sys = intf->p_sys;
946
947 for (int i = 0; i < sys->n_dir_entries; i++) {
948 struct dir_entry_t *dir_entry = sys->dir_entries[i];
949 char type = dir_entry->file ? ' ' : '+';
950
951 if (sys->color)
952 color_set(dir_entry->file ? C_DEFAULT : C_FOLDER, NULL);
953 MainBoxWrite(sys, i, " %c %s", type, dir_entry->path);
954 }
955
956 (void) input;
957 return sys->n_dir_entries;
958 }
959
960 static int DrawPlaylist(intf_thread_t *intf, input_thread_t *input)
961 {
962 intf_sys_t *sys = intf->p_sys;
963 playlist_t *p_playlist = pl_Get(intf);
964
965 PL_LOCK;
966 if (sys->need_update) {
967 PlaylistRebuild(intf);
968 sys->need_update = false;
969 }
970 PL_UNLOCK;
971
972 if (sys->plidx_follow)
973 FindIndex(sys, p_playlist);
974
975 for (int i = 0; i < sys->plist_entries; i++) {
976 char c;
977 playlist_item_t *current;
978 input_item_t *item = sys->plist[i]->item;
979
980 PL_LOCK;
981 current = playlist_CurrentPlayingItem(p_playlist);
982
983 if ((sys->node != NULL && item == sys->node) ||
984 (sys->node == NULL && current != NULL && item == current->p_input))
985 c = '*';
986 else if (current != NULL && current->p_input == item)
987 c = '>';
988 else
989 c = ' ';
990 PL_UNLOCK;
991
992 if (sys->color) color_set(i%3 + C_PLAYLIST_1, NULL);
993 MainBoxWrite(sys, i, "%c%s", c, sys->plist[i]->display);
994 if (sys->color) color_set(C_DEFAULT, NULL);
995 }
996
997 (void) input;
998 return sys->plist_entries;
999 }
1000
1001 static int DrawMessages(intf_thread_t *intf, input_thread_t *input)
1002 {
1003 intf_sys_t *sys = intf->p_sys;
1004 int l = 0;
1005
1006 vlc_mutex_lock(&sys->msg_lock);
1007 int i = sys->i_msgs;
1008 for(;;) {
1009 vlc_log_t *msg = sys->msgs[i].item;
1010 if (msg) {
1011 if (sys->color)
1012 color_set(sys->msgs[i].type + C_INFO, NULL);
1013 MainBoxWrite(sys, l++, "[%s] %s", msg->psz_module, sys->msgs[i].msg);
1014 }
1015
1016 if (++i == sizeof sys->msgs / sizeof *sys->msgs)
1017 i = 0;
1018
1019 if (i == sys->i_msgs) /* did we loop around the ring buffer ? */
1020 break;
1021 }
1022
1023 vlc_mutex_unlock(&sys->msg_lock);
1024 if (sys->color)
1025 color_set(C_DEFAULT, NULL);
1026
1027 (void) input;
1028 return l;
1029 }
1030
1031 static int DrawStatus(intf_thread_t *intf, input_thread_t *p_input)
1032 {
1033 intf_sys_t *sys = intf->p_sys;
1034 playlist_t *p_playlist = pl_Get(intf);
1035 char *name = _("VLC media player");
1036 const size_t name_len = strlen(name) + sizeof(PACKAGE_VERSION);
1037 int y = 0;
1038 const char *repeat, *loop, *random;
1039
1040
1041 /* Title */
1042 int padding = COLS - name_len; /* center title */
1043 if (padding < 0)
1044 padding = 0;
1045
1046 attrset(A_REVERSE);
1047 if (sys->color) color_set(C_TITLE, NULL);
1048 DrawEmptyLine(y, 0, COLS);
1049 mvnprintw(y++, padding / 2, COLS, "%s %s", name, PACKAGE_VERSION);
1050 if (sys->color) color_set(C_STATUS, NULL);
1051 attroff(A_REVERSE);
1052
1053 y++; /* leave a blank line */
1054
1055 repeat = var_GetBool(p_playlist, "repeat") ? _("[Repeat] ") : "";
1056 random = var_GetBool(p_playlist, "random") ? _("[Random] ") : "";
1057 loop = var_GetBool(p_playlist, "loop") ? _("[Loop]") : "";
1058
1059 if (p_input) {
1060 vlc_value_t val;
1061 char *path, *uri;
1062
1063 uri = input_item_GetURI(input_GetItem(p_input));
1064 path = vlc_uri2path(uri);
1065
1066 mvnprintw(y++, 0, COLS, _(" Source : %s"), path?path:uri);
1067 free(uri);
1068 free(path);
1069
1070 var_Get(p_input, "state", &val);
1071 switch(val.i_int)
1072 {
1073 static const char *input_state[] = {
1074 [PLAYING_S] = " State : Playing %s%s%s",
1075 [OPENING_S] = " State : Opening/Connecting %s%s%s",
1076 [PAUSE_S] = " State : Paused %s%s%s",
1077 };
1078 char buf1[MSTRTIME_MAX_SIZE];
1079 char buf2[MSTRTIME_MAX_SIZE];
1080 float volume;
1081
1082 case INIT_S:
1083 case END_S:
1084 y += 2;
1085 break;
1086
1087 case PLAYING_S:
1088 case OPENING_S:
1089 case PAUSE_S:
1090 mvnprintw(y++, 0, COLS, _(input_state[val.i_int]),
1091 repeat, random, loop);
1092
1093 default:
1094 val.i_int = var_GetInteger(p_input, "time");
1095 secstotimestr(buf1, val.i_int / CLOCK_FREQ);
1096 val.i_int = var_GetInteger(p_input, "length");
1097 secstotimestr(buf2, val.i_int / CLOCK_FREQ);
1098
1099 mvnprintw(y++, 0, COLS, _(" Position : %s/%s"), buf1, buf2);
1100
1101 volume = playlist_VolumeGet(p_playlist);
1102 int mute = playlist_MuteGet(p_playlist);
1103 mvnprintw(y++, 0, COLS,
1104 mute ? _(" Volume : Mute") :
1105 volume >= 0.f ? _(" Volume : %3ld%%") : _(" Volume : ----"),
1106 lroundf(volume * 100.f));
1107
1108 if (!var_Get(p_input, "title", &val)) {
1109 int i_title_count = var_CountChoices(p_input, "title");
1110 if (i_title_count > 0)
1111 mvnprintw(y++, 0, COLS, _(" Title : %"PRId64"/%d"),
1112 val.i_int, i_title_count);
1113 }
1114
1115 if (!var_Get(p_input, "chapter", &val)) {
1116 int i_chapter_count = var_CountChoices(p_input, "chapter");
1117 if (i_chapter_count > 0) mvnprintw(y++, 0, COLS, _(" Chapter : %"PRId64"/%d"),
1118 val.i_int, i_chapter_count);
1119 }
1120 }
1121 } else {
1122 mvnprintw(y++, 0, COLS, _(" Source: <no current item>"));
1123 mvnprintw(y++, 0, COLS, " %s%s%s", repeat, random, loop);
1124 mvnprintw(y++, 0, COLS, _(" [ h for help ]"));
1125 DrawEmptyLine(y++, 0, COLS);
1126 }
1127
1128 if (sys->color) color_set(C_DEFAULT, NULL);
1129 DrawBox(y++, 1, sys->color, ""); /* position slider */
1130 DrawEmptyLine(y, 1, COLS-2);
1131 if (p_input)
1132 DrawLine(y, 1, (int)((COLS-2) * var_GetFloat(p_input, "position")));
1133
1134 y += 2; /* skip slider and box */
1135
1136 return y;
1137 }
1138
1139 static void FillTextBox(intf_sys_t *sys)
1140 {
1141 int width = COLS - 2;
1142
1143 DrawEmptyLine(7, 1, width);
1144 if (sys->box_type == BOX_OPEN)
1145 mvnprintw(7, 1, width, _("Open: %s"), sys->open_chain);
1146 else
1147 mvnprintw(7, 1, width, _("Find: %s"), sys->search_chain);
1148 }
1149
1150 static void FillBox(intf_thread_t *intf, input_thread_t *input)
1151 {
1152 intf_sys_t *sys = intf->p_sys;
1153 static int (* const draw[]) (intf_thread_t *, input_thread_t *) = {
1154 [BOX_HELP] = DrawHelp,
1155 [BOX_INFO] = DrawInfo,
1156 [BOX_META] = DrawMeta,
1157 [BOX_OBJECTS] = DrawObjects,
1158 [BOX_STATS] = DrawStats,
1159 [BOX_BROWSE] = DrawBrowse,
1160 [BOX_PLAYLIST] = DrawPlaylist,
1161 [BOX_SEARCH] = DrawPlaylist,
1162 [BOX_OPEN] = DrawPlaylist,
1163 [BOX_LOG] = DrawMessages,
1164 };
1165
1166 sys->box_lines_total = draw[sys->box_type](intf, input);
1167
1168 if (sys->box_type == BOX_SEARCH || sys->box_type == BOX_OPEN)
1169 FillTextBox(sys);
1170 }
1171
1172 static void Redraw(intf_thread_t *intf, input_thread_t *input)
1173 {
1174 intf_sys_t *sys = intf->p_sys;
1175 int box = sys->box_type;
1176 int y = DrawStatus(intf, input);
1177
1178 sys->box_height = LINES - y - 2;
1179 DrawBox(y++, sys->box_height, sys->color, _(box_title[box]));
1180
1181 sys->box_y = y;
1182
1183 if (box != BOX_NONE) {
1184 FillBox(intf, input);
1185
1186 if (sys->box_lines_total == 0)
1187 sys->box_start = 0;
1188 else if (sys->box_start > sys->box_lines_total - 1)
1189 sys->box_start = sys->box_lines_total - 1;
1190 y += __MIN(sys->box_lines_total - sys->box_start,
1191 sys->box_height);
1192 }
1193
1194 while (y < LINES - 1)
1195 DrawEmptyLine(y++, 1, COLS - 2);
1196
1197 refresh();
1198 }
1199
1200 static void ChangePosition(input_thread_t *p_input, float increment)
1201 {
1202 float pos;
1203
1204 if (!p_input || var_GetInteger(p_input, "state") != PLAYING_S)
1205 return;
1206
1207 pos = var_GetFloat(p_input, "position") + increment;
1208
1209 if (pos > 0.99) pos = 0.99;
1210 if (pos < 0.0) pos = 0.0;
1211
1212 var_SetFloat(p_input, "position", pos);
1213 }
1214
1215 static inline void RemoveLastUTF8Entity(char *psz, int len)
1216 {
1217 while (len && ((psz[--len] & 0xc0) == 0x80)) /* UTF8 continuation byte */
1218 ;
1219 psz[len] = '\0';
1220 }
1221
1222 static char *GetDiscDevice(intf_thread_t *intf, const char *name)
1223 {
1224 static const struct { const char *s; size_t n; const char *v; } devs[] =
1225 {
1226 { "cdda://", 7, "cd-audio", },
1227 { "dvd://", 6, "dvd", },
1228 { "vcd://", 6, "vcd", },
1229 };
1230 char *device;
1231
1232 for (unsigned i = 0; i < sizeof devs / sizeof *devs; i++) {
1233 size_t n = devs[i].n;
1234 if (!strncmp(name, devs[i].s, n)) {
1235 if (name[n] == '@' || name[n] == '\0')
1236 return config_GetPsz(intf, devs[i].v);
1237 /* Omit the beginning MRL-selector characters */
1238 return strdup(name + n);
1239 }
1240 }
1241
1242 device = strdup(name);
1243
1244 if (device) /* Remove what we have after @ */
1245 device[strcspn(device, "@")] = '\0';
1246
1247 return device;
1248 }
1249
1250 static void Eject(intf_thread_t *intf, input_thread_t *p_input)
1251 {
1252 char *device, *name;
1253 playlist_t * p_playlist = pl_Get(intf);
1254
1255 /* If there's a stream playing, we aren't allowed to eject ! */
1256 if (p_input)
1257 return;
1258
1259 PL_LOCK;
1260
1261 if (!playlist_CurrentPlayingItem(p_playlist)) {
1262 PL_UNLOCK;
1263 return;
1264 }
1265
1266 name = playlist_CurrentPlayingItem(p_playlist)->p_input->psz_name;
1267 device = name ? GetDiscDevice(intf, name) : NULL;
1268
1269 PL_UNLOCK;
1270
1271 if (device) {
1272 intf_Eject(intf, device);
1273 free(device);
1274 }
1275 }
1276
1277 static void PlayPause(intf_thread_t *intf, input_thread_t *p_input)
1278 {
1279 if (p_input) {
1280 int64_t state = var_GetInteger( p_input, "state" );
1281 state = (state != PLAYING_S) ? PLAYING_S : PAUSE_S;
1282 var_SetInteger( p_input, "state", state );
1283 } else
1284 playlist_Play(pl_Get(intf));
1285 }
1286
1287 static void AddItem(intf_thread_t *intf, const char *path)
1288 {
1289 char *uri = vlc_path2uri(path, NULL);
1290 if (uri == NULL)
1291 return;
1292
1293 input_item_t *item = input_item_New(uri, NULL);
1294 free(uri);
1295 if (unlikely(item == NULL))
1296 return;
1297
1298 playlist_t *playlist = pl_Get(intf);
1299 playlist_item_t *node;
1300
1301 playlist_Lock(playlist);
1302 node = playlist_CurrentPlayingItem(playlist);
1303
1304 while (node != NULL) {
1305 if (node == playlist->p_playing || node == playlist->p_media_library)
1306 break;
1307 node = node->p_parent;
1308 }
1309
1310 if (node == NULL)
1311 node = playlist->p_playing;
1312
1313 playlist_NodeAddInput(playlist, item, node, PLAYLIST_END);
1314 playlist_Unlock(playlist);
1315
1316 input_item_Release(item);
1317 }
1318
1319 static inline void BoxSwitch(intf_sys_t *sys, int box)
1320 {
1321 sys->box_type = (sys->box_type == box) ? BOX_NONE : box;
1322 sys->box_start = 0;
1323 sys->box_idx = 0;
1324 }
1325
1326 static bool HandlePlaylistKey(intf_thread_t *intf, int key)
1327 {
1328 intf_sys_t *sys = intf->p_sys;
1329 playlist_t *p_playlist = pl_Get(intf);
1330
1331 switch(key)
1332 {
1333 /* Playlist Settings */
1334 case 'r': var_ToggleBool(p_playlist, "random"); return true;
1335 case 'l': var_ToggleBool(p_playlist, "loop"); return true;
1336 case 'R': var_ToggleBool(p_playlist, "repeat"); return true;
1337
1338 /* Playlist sort */
1339 case 'o':
1340 case 'O':
1341 playlist_Lock(p_playlist);
1342 playlist_RecursiveNodeSort(p_playlist, &p_playlist->root,
1343 SORT_TITLE_NODES_FIRST,
1344 (key == 'o')? ORDER_NORMAL : ORDER_REVERSE);
1345 sys->need_update = true;
1346 playlist_Unlock(p_playlist);
1347 return true;
1348
1349 case ';':
1350 SearchPlaylist(sys);
1351 return true;
1352
1353 case 'g':
1354 FindIndex(sys, p_playlist);
1355 return true;
1356
1357 /* Deletion */
1358 case 'D':
1359 case KEY_BACKSPACE:
1360 case 0x7f:
1361 case KEY_DC:
1362 {
1363 input_item_t *input = sys->plist[sys->box_idx]->item;
1364 playlist_item_t *item;
1365
1366 PL_LOCK;
1367 item = playlist_ItemGetByInput(p_playlist, input);
1368 playlist_NodeDelete(p_playlist, item);
1369
1370 if (sys->box_idx >= sys->box_lines_total - 1)
1371 sys->box_idx = sys->box_lines_total - 2;
1372 sys->need_update = true;
1373 PL_UNLOCK;
1374 return true;
1375 }
1376
1377 case KEY_ENTER:
1378 case '\r':
1379 case '\n':
1380 {
1381 struct pl_item_t *p_pl_item = sys->plist[sys->box_idx];
1382 if (p_pl_item == NULL)
1383 return false;
1384
1385 playlist_item_t *item;
1386
1387 playlist_Lock(p_playlist);
1388 item = playlist_ItemGetByInput(p_playlist, p_pl_item->item);
1389
1390 if (item->i_children) {
1391 playlist_item_t *parent = item;
1392
1393 if (item->i_children == -1) {
1394 while (parent->p_parent != NULL)
1395 parent = parent->p_parent;
1396 } else {
1397 if (sys->node != NULL)
1398 input_item_Release(sys->node);
1399 sys->node = parent->p_input ? input_item_Hold(parent->p_input)
1400 : NULL;
1401 item = NULL;
1402 }
1403
1404 playlist_ViewPlay(p_playlist, parent, item);
1405 } else { /* We only want to set the current node */
1406 playlist_Control(p_playlist, PLAYLIST_STOP, true);
1407 if (sys->node != NULL)
1408 input_item_Release(sys->node);
1409 sys->node = p_pl_item->item ? input_item_Hold(p_pl_item->item)
1410 : NULL;
1411 }
1412 playlist_Unlock(p_playlist);
1413
1414 sys->plidx_follow = true;
1415 return true;
1416 }
1417 }
1418
1419 return false;
1420 }
1421
1422 static bool HandleBrowseKey(intf_thread_t *intf, int key)
1423 {
1424 intf_sys_t *sys = intf->p_sys;
1425 struct dir_entry_t *dir_entry;
1426
1427 switch(key)
1428 {
1429 case '.':
1430 sys->show_hidden_files = !sys->show_hidden_files;
1431 ReadDir(intf);
1432 return true;
1433
1434 case KEY_ENTER:
1435 case '\r':
1436 case '\n':
1437 case ' ':
1438 dir_entry = sys->dir_entries[sys->box_idx];
1439 char *path;
1440 if (asprintf(&path, "%s" DIR_SEP "%s", sys->current_dir,
1441 dir_entry->path) == -1)
1442 return true;
1443
1444 if (!dir_entry->file && key != ' ') {
1445 free(sys->current_dir);
1446 sys->current_dir = path;
1447 ReadDir(intf);
1448
1449 sys->box_start = 0;
1450 sys->box_idx = 0;
1451 return true;
1452 }
1453
1454 AddItem(intf, path);
1455 free(path);
1456 BoxSwitch(sys, BOX_PLAYLIST);
1457 return true;
1458 }
1459
1460 return false;
1461 }
1462
1463 static void OpenSelection(intf_thread_t *intf)
1464 {
1465 intf_sys_t *sys = intf->p_sys;
1466
1467 AddItem(intf, sys->open_chain);
1468 sys->plidx_follow = true;
1469 }
1470
1471 static void HandleEditBoxKey(intf_thread_t *intf, int key, int box)
1472 {
1473 intf_sys_t *sys = intf->p_sys;
1474 bool search = box == BOX_SEARCH;
1475 char *str = search ? sys->search_chain: sys->open_chain;
1476 size_t len = strlen(str);
1477
1478 assert(box == BOX_SEARCH || box == BOX_OPEN);
1479
1480 switch(key)
1481 {
1482 case 0x0c: /* ^l */
1483 case KEY_CLEAR: clear(); return;
1484
1485 case KEY_ENTER:
1486 case '\r':
1487 case '\n':
1488 if (search)
1489 SearchPlaylist(sys);
1490 else
1491 OpenSelection(intf);
1492
1493 sys->box_type = BOX_PLAYLIST;
1494 return;
1495
1496 case 0x1b: /* ESC */
1497 /* Alt+key combinations return 2 keys in the terminal keyboard:
1498 * ESC, and the 2nd key.
1499 * If some other key is available immediately (where immediately
1500 * means after getch() 1 second delay), that means that the
1501 * ESC key was not pressed.
1502 *
1503 * man 3X curs_getch says:
1504 *
1505 * Use of the escape key by a programmer for a single
1506 * character function is discouraged, as it will cause a delay
1507 * of up to one second while the keypad code looks for a
1508 * following function-key sequence.
1509 *
1510 */
1511 if (getch() == ERR)
1512 sys->box_type = BOX_PLAYLIST;
1513 return;
1514
1515 case KEY_BACKSPACE:
1516 case 0x7f:
1517 RemoveLastUTF8Entity(str, len);
1518 break;
1519
1520 default:
1521 if (len + 1 < (search ? sizeof sys->search_chain
1522 : sizeof sys->open_chain)) {
1523 str[len + 0] = key;
1524 str[len + 1] = '\0';
1525 }
1526 }
1527
1528 if (search)
1529 SearchPlaylist(sys);
1530 }
1531
1532 static void InputNavigate(input_thread_t* p_input, const char *var)
1533 {
1534 if (p_input)
1535 var_TriggerCallback(p_input, var);
1536 }
1537
1538 static void CycleESTrack(input_thread_t *input, const char *var)
1539 {
1540 if (!input)
1541 return;
1542
1543 vlc_value_t val;
1544 if (var_Change(input, var, VLC_VAR_GETCHOICES, &val, NULL) < 0)
1545 return;
1546
1547 vlc_list_t *list = val.p_list;
1548 int64_t current = var_GetInteger(input, var);
1549
1550 int i;
1551 for (i = 0; i < list->i_count; i++)
1552 if (list->p_values[i].i_int == current)
1553 break;
1554
1555 if (++i >= list->i_count)
1556 i = 0;
1557 var_SetInteger(input, var, list->p_values[i].i_int);
1558 }
1559
1560 static void HandleCommonKey(intf_thread_t *intf, input_thread_t *input,
1561 int key)
1562 {
1563 intf_sys_t *sys = intf->p_sys;
1564 playlist_t *p_playlist = pl_Get(intf);
1565 switch(key)
1566 {
1567 case 0x1b: /* ESC */
1568 if (getch() != ERR)
1569 return;
1570
1571 case 'q':
1572 case 'Q':
1573 case KEY_EXIT:
1574 libvlc_Quit(intf->obj.libvlc);
1575 return;
1576
1577 case 'h':
1578 case 'H': BoxSwitch(sys, BOX_HELP); return;
1579 case 'i': BoxSwitch(sys, BOX_INFO); return;
1580 case 'M': BoxSwitch(sys, BOX_META); return;
1581 case 'L': BoxSwitch(sys, BOX_LOG); return;
1582 case 'P': BoxSwitch(sys, BOX_PLAYLIST); return;
1583 case 'B': BoxSwitch(sys, BOX_BROWSE); return;
1584 case 'x': BoxSwitch(sys, BOX_OBJECTS); return;
1585 case 'S': BoxSwitch(sys, BOX_STATS); return;
1586
1587 case '/': /* Search */
1588 sys->plidx_follow = false;
1589 BoxSwitch(sys, BOX_SEARCH);
1590 return;
1591
1592 case 'A': /* Open */
1593 sys->open_chain[0] = '\0';
1594 BoxSwitch(sys, BOX_OPEN);
1595 return;
1596
1597 /* Navigation */
1598 case KEY_RIGHT: ChangePosition(input, +0.01); return;
1599 case KEY_LEFT: ChangePosition(input, -0.01); return;
1600
1601 /* Common control */
1602 case 'f':
1603 if (input) {
1604 vout_thread_t *p_vout = input_GetVout(input);
1605 if (p_vout) {
1606 bool fs = var_ToggleBool(p_playlist, "fullscreen");
1607 var_SetBool(p_vout, "fullscreen", fs);
1608 vlc_object_release(p_vout);
1609 }
1610 }
1611 return;
1612
1613 case ' ': PlayPause(intf, input); return;
1614 case 's': playlist_Stop(p_playlist); return;
1615 case 'e': Eject(intf, input); return;
1616
1617 case '[': InputNavigate(input, "prev-title"); return;
1618 case ']': InputNavigate(input, "next-title"); return;
1619 case '<': InputNavigate(input, "prev-chapter"); return;
1620 case '>': InputNavigate(input, "next-chapter"); return;
1621
1622 case 'p': playlist_Prev(p_playlist); break;
1623 case 'n': playlist_Next(p_playlist); break;
1624 case 'a': playlist_VolumeUp(p_playlist, 1, NULL); break;
1625 case 'z': playlist_VolumeDown(p_playlist, 1, NULL); break;
1626 case 'm': playlist_MuteToggle(p_playlist); break;
1627
1628 case 'c': CycleESTrack(input, "audio-es"); break;
1629 case 'v': CycleESTrack(input, "spu-es"); break;
1630 case 'b': CycleESTrack(input, "video-es"); break;
1631
1632 case 0x0c: /* ^l */
1633 case KEY_CLEAR:
1634 break;
1635
1636 default:
1637 return;
1638 }
1639
1640 clear();
1641 return;
1642 }
1643
1644 static bool HandleListKey(intf_thread_t *intf, int key)
1645 {
1646 intf_sys_t *sys = intf->p_sys;
1647 playlist_t *p_playlist = pl_Get(intf);
1648
1649 switch(key)
1650 {
1651 #ifdef __FreeBSD__
1652 /* workaround for FreeBSD + xterm:
1653 * see http://www.nabble.com/curses-vs.-xterm-key-mismatch-t3574377.html */
1654 case KEY_SELECT:
1655 #endif
1656 case KEY_END: sys->box_idx = sys->box_lines_total - 1; break;
1657 case KEY_HOME: sys->box_idx = 0; break;
1658 case KEY_UP: sys->box_idx--; break;
1659 case KEY_DOWN: sys->box_idx++; break;
1660 case KEY_PPAGE:sys->box_idx -= sys->box_height; break;
1661 case KEY_NPAGE:sys->box_idx += sys->box_height; break;
1662 default:
1663 return false;
1664 }
1665
1666 CheckIdx(sys);
1667
1668 if (sys->box_type == BOX_PLAYLIST) {
1669 PL_LOCK;
1670 sys->plidx_follow = IsIndex(sys, p_playlist, sys->box_idx);
1671 PL_UNLOCK;
1672 }
1673
1674 return true;
1675 }
1676
1677 static void HandleKey(intf_thread_t *intf, input_thread_t *input)
1678 {
1679 intf_sys_t *sys = intf->p_sys;
1680 int key = getch();
1681 int box = sys->box_type;
1682
1683 if (key == -1)
1684 return;
1685
1686 if (box == BOX_SEARCH || box == BOX_OPEN) {
1687 HandleEditBoxKey(intf, key, sys->box_type);
1688 return;
1689 }
1690
1691 if (box == BOX_NONE)
1692 switch(key)
1693 {
1694 #ifdef __FreeBSD__
1695 case KEY_SELECT:
1696 #endif
1697 case KEY_END: ChangePosition(input, +.99); return;
1698 case KEY_HOME: ChangePosition(input, -1.0); return;
1699 case KEY_UP: ChangePosition(input, +0.05); return;
1700 case KEY_DOWN: ChangePosition(input, -0.05); return;
1701 default: HandleCommonKey(intf, input, key); return;
1702 }
1703
1704 if (box == BOX_BROWSE && HandleBrowseKey(intf, key))
1705 return;
1706
1707 if (box == BOX_PLAYLIST && HandlePlaylistKey(intf, key))
1708 return;
1709
1710 if (HandleListKey(intf, key))
1711 return;
1712
1713 HandleCommonKey(intf, input, key);
1714 }
1715
1716 /*
1717 *
1718 */
1719 static vlc_log_t *msg_Copy (const vlc_log_t *msg)
1720 {
1721 vlc_log_t *copy = (vlc_log_t *)xmalloc (sizeof (*copy));
1722 copy->i_object_id = msg->i_object_id;
1723 copy->psz_object_type = msg->psz_object_type;
1724 copy->psz_module = strdup (msg->psz_module);
1725 copy->psz_header = msg->psz_header ? strdup (msg->psz_header) : NULL;
1726 return copy;
1727 }
1728
1729 static void msg_Free (vlc_log_t *msg)
1730 {
1731 free ((char *)msg->psz_module);
1732 free ((char *)msg->psz_header);
1733 free (msg);
1734 }
1735
1736 static void MsgCallback(void *data, int type, const vlc_log_t *msg,
1737 const char *format, va_list ap)
1738 {
1739 intf_sys_t *sys = data;
1740 char *text;
1741
1742 if (sys->verbosity < 0
1743 || sys->verbosity < (type - VLC_MSG_ERR)
1744 || vasprintf(&text, format, ap) == -1)
1745 return;
1746
1747 vlc_mutex_lock(&sys->msg_lock);
1748
1749 sys->msgs[sys->i_msgs].type = type;
1750 if (sys->msgs[sys->i_msgs].item != NULL)
1751 msg_Free(sys->msgs[sys->i_msgs].item);
1752 sys->msgs[sys->i_msgs].item = msg_Copy(msg);
1753 free(sys->msgs[sys->i_msgs].msg);
1754 sys->msgs[sys->i_msgs].msg = text;
1755
1756 if (++sys->i_msgs == (sizeof sys->msgs / sizeof *sys->msgs))
1757 sys->i_msgs = 0;
1758
1759 vlc_mutex_unlock(&sys->msg_lock);
1760 }
1761
1762 /*****************************************************************************
1763 * Run: ncurses thread
1764 *****************************************************************************/
1765 static void *Run(void *data)
1766 {
1767 intf_thread_t *intf = data;
1768 playlist_t *p_playlist = pl_Get(intf);
1769
1770 for (;;) {
1771 vlc_testcancel();
1772
1773 int canc = vlc_savecancel();
1774 input_thread_t *input = playlist_CurrentInput(p_playlist);
1775
1776 Redraw(intf, input);
1777 HandleKey(intf, input);
1778 if (input)
1779 vlc_object_release(input);
1780 vlc_restorecancel(canc);
1781 }
1782 vlc_assert_unreachable();
1783 }
1784
1785 /*****************************************************************************
1786 * Open: initialize and create window
1787 *****************************************************************************/
1788 static int Open(vlc_object_t *p_this)
1789 {
1790 intf_thread_t *intf = (intf_thread_t *)p_this;
1791 intf_sys_t *sys = intf->p_sys = calloc(1, sizeof(intf_sys_t));
1792 playlist_t *p_playlist = pl_Get(intf);
1793
1794 if (!sys)
1795 return VLC_ENOMEM;
1796
1797 vlc_mutex_init(&sys->msg_lock);
1798
1799 sys->verbosity = var_InheritInteger(intf, "verbose");
1800 vlc_LogSet(intf->obj.libvlc, MsgCallback, sys);
1801
1802 sys->box_type = BOX_PLAYLIST;
1803 sys->plidx_follow = true;
1804 sys->color = var_CreateGetBool(intf, "color");
1805
1806 sys->current_dir = var_CreateGetNonEmptyString(intf, "browse-dir");
1807 if (!sys->current_dir)
1808 sys->current_dir = config_GetUserDir(VLC_HOME_DIR);
1809
1810 initscr(); /* Initialize the curses library */
1811
1812 if (sys->color)
1813 start_color_and_pairs(intf);
1814
1815 keypad(stdscr, TRUE);
1816 nonl(); /* Don't do NL -> CR/NL */
1817 cbreak(); /* Take input chars one at a time */
1818 noecho(); /* Don't echo */
1819 curs_set(0); /* Invisible cursor */
1820 timeout(1000); /* blocking getch() */
1821 clear();
1822
1823 /* Stop printing errors to the console */
1824 if (!freopen("/dev/null", "wb", stderr))
1825 msg_Err(intf, "Couldn't close stderr (%s)", vlc_strerror_c(errno));
1826
1827 ReadDir(intf);
1828 PL_LOCK;
1829 PlaylistRebuild(intf),
1830 PL_UNLOCK;
1831
1832 var_AddCallback(p_playlist, "item-change", ItemChanged, sys);
1833 var_AddCallback(p_playlist, "playlist-item-append", PlaylistChanged, sys);
1834
1835 if (vlc_clone(&sys->thread, Run, intf, VLC_THREAD_PRIORITY_LOW))
1836 abort(); /* TODO */
1837
1838 return VLC_SUCCESS;
1839 }
1840
1841 /*****************************************************************************
1842 * Close: destroy interface window
1843 *****************************************************************************/
1844 static void Close(vlc_object_t *p_this)
1845 {
1846 intf_thread_t *intf = (intf_thread_t *)p_this;
1847 intf_sys_t *sys = intf->p_sys;
1848 playlist_t *playlist = pl_Get(intf);
1849
1850 vlc_cancel(sys->thread);
1851 vlc_join(sys->thread, NULL);
1852
1853 var_DelCallback(playlist, "playlist-item-append", PlaylistChanged, sys);
1854 var_DelCallback(playlist, "item-change", ItemChanged, sys);
1855
1856 PlaylistDestroy(sys);
1857 DirsDestroy(sys);
1858
1859 free(sys->current_dir);
1860
1861 if (can_change_color())
1862 /* Restore yellow to its original color */
1863 init_color(COLOR_YELLOW, sys->yellow_r, sys->yellow_g, sys->yellow_b);
1864
1865 endwin(); /* Close the ncurses interface */
1866
1867 vlc_LogSet(p_this->obj.libvlc, NULL, NULL);
1868 vlc_mutex_destroy(&sys->msg_lock);
1869 for(unsigned i = 0; i < sizeof sys->msgs / sizeof *sys->msgs; i++) {
1870 if (sys->msgs[i].item)
1871 msg_Free(sys->msgs[i].item);
1872 free(sys->msgs[i].msg);
1873 }
1874 free(sys);
1875 }
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