49827647d6e8f0898032fbad629c3b69b6e3a6e9
1 /* ncmpc (Ncurses MPD Client)
2 * (c) 2004-2010 The Music Player Daemon Project
3 * Project homepage: http://musicpd.org
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 */
20 #include "screen_browser.h"
21 #include "screen_file.h"
22 #include "screen_song.h"
23 #include "screen_lyrics.h"
24 #include "screen_message.h"
25 #include "screen_find.h"
26 #include "screen.h"
27 #include "i18n.h"
28 #include "options.h"
29 #include "charset.h"
30 #include "strfsong.h"
31 #include "mpdclient.h"
32 #include "filelist.h"
33 #include "colors.h"
34 #include "paint.h"
35 #include "song_paint.h"
37 #include <mpd/client.h>
39 #include <string.h>
41 #define BUFSIZE 1024
43 #ifndef NCMPC_MINI
44 #define HIGHLIGHT (0x01)
45 #endif
47 static const char playlist_format[] = "*%s*";
49 #ifndef NCMPC_MINI
51 /* sync highlight flags with playlist */
52 void
53 screen_browser_sync_highlights(struct filelist *fl,
54 const struct mpdclient_playlist *playlist)
55 {
56 guint i;
58 for (i = 0; i < filelist_length(fl); ++i) {
59 struct filelist_entry *entry = filelist_get(fl, i);
60 const struct mpd_entity *entity = entry->entity;
62 if (entity != NULL && mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG) {
63 const struct mpd_song *song =
64 mpd_entity_get_song(entity);
66 if (playlist_get_index_from_same_song(playlist,
67 song) >= 0)
68 entry->flags |= HIGHLIGHT;
69 else
70 entry->flags &= ~HIGHLIGHT;
71 }
72 }
73 }
75 #endif
77 /* list_window callback */
78 static const char *
79 browser_lw_callback(unsigned idx, void *data)
80 {
81 const struct filelist *fl = (const struct filelist *) data;
82 static char buf[BUFSIZE];
83 const struct filelist_entry *entry;
84 const struct mpd_entity *entity;
86 assert(fl != NULL);
87 assert(idx < filelist_length(fl));
89 entry = filelist_get(fl, idx);
90 assert(entry != NULL);
92 entity = entry->entity;
94 if( entity == NULL )
95 return "..";
97 if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_DIRECTORY) {
98 const struct mpd_directory *dir =
99 mpd_entity_get_directory(entity);
100 char *directory = utf8_to_locale(g_basename(mpd_directory_get_path(dir)));
101 g_strlcpy(buf, directory, sizeof(buf));
102 g_free(directory);
103 return buf;
104 } else if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG) {
105 const struct mpd_song *song = mpd_entity_get_song(entity);
107 strfsong(buf, BUFSIZE, options.list_format, song);
108 return buf;
109 } else if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_PLAYLIST) {
110 const struct mpd_playlist *playlist =
111 mpd_entity_get_playlist(entity);
112 char *filename = utf8_to_locale(g_basename(mpd_playlist_get_path(playlist)));
114 g_snprintf(buf, BUFSIZE, playlist_format, filename);
115 g_free(filename);
116 return buf;
117 }
119 return "Error: Unknown entry!";
120 }
122 static bool
123 load_playlist(struct mpdclient *c, const struct mpd_playlist *playlist)
124 {
125 struct mpd_connection *connection = mpdclient_get_connection(c);
127 if (connection == NULL)
128 return false;
130 if (mpd_run_load(connection, mpd_playlist_get_path(playlist))) {
131 char *filename = utf8_to_locale(mpd_playlist_get_path(playlist));
132 screen_status_printf(_("Loading playlist %s..."),
133 g_basename(filename));
134 g_free(filename);
136 c->events |= MPD_IDLE_QUEUE;
137 } else
138 mpdclient_handle_error(c);
140 return true;
141 }
143 static bool
144 enqueue_and_play(struct mpdclient *c, struct filelist_entry *entry)
145 {
146 struct mpd_connection *connection = mpdclient_get_connection(c);
147 const struct mpd_song *song = mpd_entity_get_song(entry->entity);
148 int id;
150 #ifndef NCMPC_MINI
151 if (!(entry->flags & HIGHLIGHT))
152 id = -1;
153 else
154 #endif
155 id = playlist_get_id_from_same_song(&c->playlist, song);
157 if (id < 0) {
158 char buf[BUFSIZE];
160 id = mpd_run_add_id(connection, mpd_song_get_uri(song));
161 if (id < 0) {
162 mpdclient_handle_error(c);
163 return false;
164 }
166 #ifndef NCMPC_MINI
167 entry->flags |= HIGHLIGHT;
168 #endif
169 strfsong(buf, BUFSIZE, options.list_format, song);
170 screen_status_printf(_("Adding \'%s\' to playlist"), buf);
171 }
173 if (!mpd_run_play_id(connection, id)) {
174 mpdclient_handle_error(c);
175 return false;
176 }
178 return true;
179 }
181 struct filelist_entry *
182 browser_get_selected_entry(const struct screen_browser *browser)
183 {
184 struct list_window_range range;
186 list_window_get_range(browser->lw, &range);
188 if (browser->filelist == NULL ||
189 range.end <= range.start ||
190 range.end > range.start + 1 ||
191 range.start >= filelist_length(browser->filelist))
192 return NULL;
194 return filelist_get(browser->filelist, range.start);
195 }
197 static const struct mpd_entity *
198 browser_get_selected_entity(const struct screen_browser *browser)
199 {
200 const struct filelist_entry *entry = browser_get_selected_entry(browser);
202 return entry != NULL
203 ? entry->entity
204 : NULL;
205 }
207 static const struct mpd_song *
208 browser_get_selected_song(const struct screen_browser *browser)
209 {
210 const struct mpd_entity *entity = browser_get_selected_entity(browser);
212 return entity != NULL &&
213 mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG
214 ? mpd_entity_get_song(entity)
215 : NULL;
216 }
218 static struct filelist_entry *
219 browser_get_index(const struct screen_browser *browser, unsigned i)
220 {
221 if (browser->filelist == NULL ||
222 i >= filelist_length(browser->filelist))
223 return NULL;
225 return filelist_get(browser->filelist, i);
226 }
228 static bool
229 browser_handle_enter(struct screen_browser *browser, struct mpdclient *c)
230 {
231 struct filelist_entry *entry = browser_get_selected_entry(browser);
232 struct mpd_entity *entity;
234 if (entry == NULL)
235 return false;
237 entity = entry->entity;
238 if (entity == NULL)
239 return false;
241 if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_PLAYLIST)
242 return load_playlist(c, mpd_entity_get_playlist(entity));
243 else if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG)
244 return enqueue_and_play(c, entry);
245 return false;
246 }
248 static bool
249 browser_select_entry(struct mpdclient *c, struct filelist_entry *entry,
250 G_GNUC_UNUSED gboolean toggle)
251 {
252 assert(entry != NULL);
253 assert(entry->entity != NULL);
255 if (mpd_entity_get_type(entry->entity) == MPD_ENTITY_TYPE_PLAYLIST)
256 return load_playlist(c, mpd_entity_get_playlist(entry->entity));
258 if (mpd_entity_get_type(entry->entity) == MPD_ENTITY_TYPE_DIRECTORY) {
259 const struct mpd_directory *dir =
260 mpd_entity_get_directory(entry->entity);
262 if (mpdclient_cmd_add_path(c, mpd_directory_get_path(dir))) {
263 char *tmp = utf8_to_locale(mpd_directory_get_path(dir));
265 screen_status_printf(_("Adding \'%s\' to playlist"), tmp);
266 g_free(tmp);
267 }
269 return true;
270 }
272 if (mpd_entity_get_type(entry->entity) != MPD_ENTITY_TYPE_SONG)
273 return false;
275 #ifndef NCMPC_MINI
276 if (!toggle || (entry->flags & HIGHLIGHT) == 0)
277 #endif
278 {
279 const struct mpd_song *song =
280 mpd_entity_get_song(entry->entity);
282 #ifndef NCMPC_MINI
283 entry->flags |= HIGHLIGHT;
284 #endif
286 if (mpdclient_cmd_add(c, song)) {
287 char buf[BUFSIZE];
289 strfsong(buf, BUFSIZE, options.list_format, song);
290 screen_status_printf(_("Adding \'%s\' to playlist"), buf);
291 }
292 #ifndef NCMPC_MINI
293 } else {
294 /* remove song from playlist */
295 const struct mpd_song *song =
296 mpd_entity_get_song(entry->entity);
297 int idx;
299 entry->flags &= ~HIGHLIGHT;
301 while ((idx = playlist_get_index_from_same_song(&c->playlist,
302 song)) >= 0)
303 mpdclient_cmd_delete(c, idx);
304 #endif
305 }
307 return true;
308 }
310 static bool
311 browser_handle_select(struct screen_browser *browser, struct mpdclient *c)
312 {
313 struct list_window_range range;
314 struct filelist_entry *entry;
315 bool success = false;
317 list_window_get_range(browser->lw, &range);
318 for (unsigned i = range.start; i < range.end; ++i) {
319 entry = browser_get_index(browser, i);
321 if (entry != NULL && entry->entity != NULL)
322 success = browser_select_entry(c, entry, TRUE);
323 }
325 return range.end == range.start + 1 && success;
326 }
328 static bool
329 browser_handle_add(struct screen_browser *browser, struct mpdclient *c)
330 {
331 struct list_window_range range;
332 struct filelist_entry *entry;
333 bool success = false;
335 list_window_get_range(browser->lw, &range);
336 for (unsigned i = range.start; i < range.end; ++i) {
337 entry = browser_get_index(browser, i);
339 if (entry != NULL && entry->entity != NULL)
340 success = browser_select_entry(c, entry, FALSE) ||
341 success;
342 }
344 return range.end == range.start + 1 && success;
345 }
347 static void
348 browser_handle_select_all(struct screen_browser *browser, struct mpdclient *c)
349 {
350 guint i;
352 if (browser->filelist == NULL)
353 return;
355 for (i = 0; i < filelist_length(browser->filelist); ++i) {
356 struct filelist_entry *entry = filelist_get(browser->filelist, i);
358 if (entry != NULL && entry->entity != NULL)
359 browser_select_entry(c, entry, FALSE);
360 }
361 }
363 #ifdef HAVE_GETMOUSE
364 static int
365 browser_handle_mouse_event(struct screen_browser *browser, struct mpdclient *c)
366 {
367 int row;
368 unsigned prev_selected = browser->lw->selected;
369 unsigned long bstate;
371 if (screen_get_mouse_event(c, &bstate, &row) ||
372 list_window_mouse(browser->lw, bstate, row))
373 return 1;
375 list_window_set_cursor(browser->lw, browser->lw->start + row);
377 if( bstate & BUTTON1_CLICKED ) {
378 if (prev_selected == browser->lw->selected)
379 browser_handle_enter(browser, c);
380 } else if (bstate & BUTTON3_CLICKED) {
381 if (prev_selected == browser->lw->selected)
382 browser_handle_select(browser, c);
383 }
385 return 1;
386 }
387 #endif
389 static void
390 screen_browser_paint_callback(WINDOW *w, unsigned i, unsigned y,
391 unsigned width, bool selected, void *data);
393 bool
394 browser_cmd(struct screen_browser *browser,
395 struct mpdclient *c, command_t cmd)
396 {
397 const struct mpd_song *song;
399 if (browser->filelist == NULL)
400 return false;
402 if (list_window_cmd(browser->lw, cmd))
403 return true;
405 switch (cmd) {
406 case CMD_LIST_FIND:
407 case CMD_LIST_RFIND:
408 case CMD_LIST_FIND_NEXT:
409 case CMD_LIST_RFIND_NEXT:
410 screen_find(browser->lw, cmd, browser_lw_callback,
411 browser->filelist);
412 return true;
413 case CMD_LIST_JUMP:
414 screen_jump(browser->lw, browser_lw_callback,
415 screen_browser_paint_callback, browser->filelist);
416 return true;
418 #ifdef HAVE_GETMOUSE
419 case CMD_MOUSE_EVENT:
420 browser_handle_mouse_event(browser, c);
421 return true;
422 #endif
424 #ifdef ENABLE_SONG_SCREEN
425 case CMD_SCREEN_SONG:
426 song = browser_get_selected_song(browser);
427 if (song == NULL)
428 return false;
430 screen_song_switch(c, song);
431 return true;
432 #endif
434 #ifdef ENABLE_LYRICS_SCREEN
435 case CMD_SCREEN_LYRICS:
436 song = browser_get_selected_song(browser);
437 if (song == NULL)
438 return false;
440 screen_lyrics_switch(c, song, false);
441 return true;
442 #endif
443 case CMD_SCREEN_SWAP:
444 screen_swap(c, browser_get_selected_song(browser));
445 return true;
447 default:
448 break;
449 }
451 if (!mpdclient_is_connected(c))
452 return false;
454 switch (cmd) {
455 case CMD_PLAY:
456 browser_handle_enter(browser, c);
457 return true;
459 case CMD_SELECT:
460 if (browser_handle_select(browser, c))
461 list_window_cmd(browser->lw, CMD_LIST_NEXT);
462 return true;
464 case CMD_ADD:
465 if (browser_handle_add(browser, c))
466 list_window_cmd(browser->lw, CMD_LIST_NEXT);
467 return true;
469 case CMD_SELECT_ALL:
470 browser_handle_select_all(browser, c);
471 return true;
473 case CMD_LOCATE:
474 song = browser_get_selected_song(browser);
475 if (song == NULL)
476 return false;
478 screen_file_goto_song(c, song);
479 return true;
481 default:
482 break;
483 }
485 return false;
486 }
488 void
489 screen_browser_paint_directory(WINDOW *w, unsigned width,
490 bool selected, const char *name)
491 {
492 row_color(w, COLOR_DIRECTORY, selected);
494 waddch(w, '[');
495 waddstr(w, name);
496 waddch(w, ']');
498 /* erase the unused space after the text */
499 row_clear_to_eol(w, width, selected);
500 }
502 static void
503 screen_browser_paint_playlist(WINDOW *w, unsigned width,
504 bool selected, const char *name)
505 {
506 row_paint_text(w, width, COLOR_PLAYLIST, selected, name);
507 }
509 static void
510 screen_browser_paint_callback(WINDOW *w, unsigned i,
511 unsigned y, unsigned width,
512 bool selected, void *data)
513 {
514 const struct filelist *fl = (const struct filelist *) data;
515 const struct filelist_entry *entry;
516 const struct mpd_entity *entity;
517 bool highlight;
518 const struct mpd_directory *directory;
519 const struct mpd_playlist *playlist;
520 char *p;
522 assert(fl != NULL);
523 assert(i < filelist_length(fl));
525 entry = filelist_get(fl, i);
526 assert(entry != NULL);
528 entity = entry->entity;
529 if (entity == NULL) {
530 screen_browser_paint_directory(w, width, selected, "..");
531 return;
532 }
534 #ifndef NCMPC_MINI
535 highlight = (entry->flags & HIGHLIGHT) != 0;
536 #else
537 highlight = false;
538 #endif
540 switch (mpd_entity_get_type(entity)) {
541 case MPD_ENTITY_TYPE_DIRECTORY:
542 directory = mpd_entity_get_directory(entity);
543 p = utf8_to_locale(g_basename(mpd_directory_get_path(directory)));
544 screen_browser_paint_directory(w, width, selected, p);
545 g_free(p);
546 break;
548 case MPD_ENTITY_TYPE_SONG:
549 paint_song_row(w, y, width, selected, highlight,
550 mpd_entity_get_song(entity), NULL);
551 break;
553 case MPD_ENTITY_TYPE_PLAYLIST:
554 playlist = mpd_entity_get_playlist(entity);
555 p = utf8_to_locale(g_basename(mpd_playlist_get_path(playlist)));
556 screen_browser_paint_playlist(w, width, selected, p);
557 g_free(p);
558 break;
560 default:
561 row_paint_text(w, width, highlight ? COLOR_LIST_BOLD : COLOR_LIST,
562 selected, "<unknown>");
563 }
564 }
566 void
567 screen_browser_paint(const struct screen_browser *browser)
568 {
569 list_window_paint2(browser->lw, screen_browser_paint_callback,
570 browser->filelist);
571 }