66727611d0901a41ef0ba71d0b765ab56863ab62
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 "config.h"
21 #include "screen_browser.h"
22 #include "screen_file.h"
23 #include "screen_song.h"
24 #include "screen_lyrics.h"
25 #include "screen_message.h"
26 #include "screen_find.h"
27 #include "screen.h"
28 #include "i18n.h"
29 #include "options.h"
30 #include "charset.h"
31 #include "strfsong.h"
32 #include "mpdclient.h"
33 #include "filelist.h"
34 #include "colors.h"
35 #include "paint.h"
36 #include "song_paint.h"
38 #include <mpd/client.h>
40 #include <string.h>
42 #define BUFSIZE 1024
44 #ifndef NCMPC_MINI
45 #define HIGHLIGHT (0x01)
46 #endif
48 static const char playlist_format[] = "*%s*";
50 #ifndef NCMPC_MINI
52 /* sync highlight flags with playlist */
53 void
54 screen_browser_sync_highlights(struct filelist *fl,
55 const struct mpdclient_playlist *playlist)
56 {
57 guint i;
59 for (i = 0; i < filelist_length(fl); ++i) {
60 struct filelist_entry *entry = filelist_get(fl, i);
61 const struct mpd_entity *entity = entry->entity;
63 if (entity != NULL && mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG) {
64 const struct mpd_song *song =
65 mpd_entity_get_song(entity);
67 if (playlist_get_index_from_same_song(playlist,
68 song) >= 0)
69 entry->flags |= HIGHLIGHT;
70 else
71 entry->flags &= ~HIGHLIGHT;
72 }
73 }
74 }
76 #endif
78 /* list_window callback */
79 static const char *
80 browser_lw_callback(unsigned idx, void *data)
81 {
82 const struct filelist *fl = (const struct filelist *) data;
83 static char buf[BUFSIZE];
84 const struct filelist_entry *entry;
85 const struct mpd_entity *entity;
87 assert(fl != NULL);
88 assert(idx < filelist_length(fl));
90 entry = filelist_get(fl, idx);
91 assert(entry != NULL);
93 entity = entry->entity;
95 if( entity == NULL )
96 return "..";
98 if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_DIRECTORY) {
99 const struct mpd_directory *dir =
100 mpd_entity_get_directory(entity);
101 char *directory = utf8_to_locale(g_basename(mpd_directory_get_path(dir)));
102 g_strlcpy(buf, directory, sizeof(buf));
103 g_free(directory);
104 return buf;
105 } else if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG) {
106 const struct mpd_song *song = mpd_entity_get_song(entity);
108 strfsong(buf, BUFSIZE, options.list_format, song);
109 return buf;
110 } else if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_PLAYLIST) {
111 const struct mpd_playlist *playlist =
112 mpd_entity_get_playlist(entity);
113 char *filename = utf8_to_locale(g_basename(mpd_playlist_get_path(playlist)));
115 g_snprintf(buf, BUFSIZE, playlist_format, filename);
116 g_free(filename);
117 return buf;
118 }
120 return "Error: Unknown entry!";
121 }
123 static bool
124 load_playlist(struct mpdclient *c, const struct mpd_playlist *playlist)
125 {
126 struct mpd_connection *connection = mpdclient_get_connection(c);
128 if (connection == NULL)
129 return false;
131 if (mpd_run_load(connection, mpd_playlist_get_path(playlist))) {
132 char *filename = utf8_to_locale(mpd_playlist_get_path(playlist));
133 screen_status_printf(_("Loading playlist %s..."),
134 g_basename(filename));
135 g_free(filename);
137 c->events |= MPD_IDLE_QUEUE;
138 } else
139 mpdclient_handle_error(c);
141 return true;
142 }
144 static bool
145 enqueue_and_play(struct mpdclient *c, struct filelist_entry *entry)
146 {
147 struct mpd_connection *connection = mpdclient_get_connection(c);
148 const struct mpd_song *song = mpd_entity_get_song(entry->entity);
149 int id;
151 #ifndef NCMPC_MINI
152 if (!(entry->flags & HIGHLIGHT))
153 id = -1;
154 else
155 #endif
156 id = playlist_get_id_from_same_song(&c->playlist, song);
158 if (id < 0) {
159 char buf[BUFSIZE];
161 id = mpd_run_add_id(connection, mpd_song_get_uri(song));
162 if (id < 0) {
163 mpdclient_handle_error(c);
164 return false;
165 }
167 #ifndef NCMPC_MINI
168 entry->flags |= HIGHLIGHT;
169 #endif
170 strfsong(buf, BUFSIZE, options.list_format, song);
171 screen_status_printf(_("Adding \'%s\' to playlist"), buf);
172 }
174 if (!mpd_run_play_id(connection, id)) {
175 mpdclient_handle_error(c);
176 return false;
177 }
179 return true;
180 }
182 struct filelist_entry *
183 browser_get_selected_entry(const struct screen_browser *browser)
184 {
185 struct list_window_range range;
187 list_window_get_range(browser->lw, &range);
189 if (browser->filelist == NULL ||
190 range.end <= range.start ||
191 range.end > range.start + 1 ||
192 range.start >= filelist_length(browser->filelist))
193 return NULL;
195 return filelist_get(browser->filelist, range.start);
196 }
198 static const struct mpd_entity *
199 browser_get_selected_entity(const struct screen_browser *browser)
200 {
201 const struct filelist_entry *entry = browser_get_selected_entry(browser);
203 return entry != NULL
204 ? entry->entity
205 : NULL;
206 }
208 static const struct mpd_song *
209 browser_get_selected_song(const struct screen_browser *browser)
210 {
211 const struct mpd_entity *entity = browser_get_selected_entity(browser);
213 return entity != NULL &&
214 mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG
215 ? mpd_entity_get_song(entity)
216 : NULL;
217 }
219 static struct filelist_entry *
220 browser_get_index(const struct screen_browser *browser, unsigned i)
221 {
222 if (browser->filelist == NULL ||
223 i >= filelist_length(browser->filelist))
224 return NULL;
226 return filelist_get(browser->filelist, i);
227 }
229 static bool
230 browser_handle_enter(struct screen_browser *browser, struct mpdclient *c)
231 {
232 struct filelist_entry *entry = browser_get_selected_entry(browser);
233 struct mpd_entity *entity;
235 if (entry == NULL)
236 return false;
238 entity = entry->entity;
239 if (entity == NULL)
240 return false;
242 if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_PLAYLIST)
243 return load_playlist(c, mpd_entity_get_playlist(entity));
244 else if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG)
245 return enqueue_and_play(c, entry);
246 return false;
247 }
249 static bool
250 browser_select_entry(struct mpdclient *c, struct filelist_entry *entry,
251 G_GNUC_UNUSED gboolean toggle)
252 {
253 assert(entry != NULL);
254 assert(entry->entity != NULL);
256 if (mpd_entity_get_type(entry->entity) == MPD_ENTITY_TYPE_PLAYLIST)
257 return load_playlist(c, mpd_entity_get_playlist(entry->entity));
259 if (mpd_entity_get_type(entry->entity) == MPD_ENTITY_TYPE_DIRECTORY) {
260 const struct mpd_directory *dir =
261 mpd_entity_get_directory(entry->entity);
263 if (mpdclient_cmd_add_path(c, mpd_directory_get_path(dir))) {
264 char *tmp = utf8_to_locale(mpd_directory_get_path(dir));
266 screen_status_printf(_("Adding \'%s\' to playlist"), tmp);
267 g_free(tmp);
268 }
270 return true;
271 }
273 if (mpd_entity_get_type(entry->entity) != MPD_ENTITY_TYPE_SONG)
274 return false;
276 #ifndef NCMPC_MINI
277 if (!toggle || (entry->flags & HIGHLIGHT) == 0)
278 #endif
279 {
280 const struct mpd_song *song =
281 mpd_entity_get_song(entry->entity);
283 #ifndef NCMPC_MINI
284 entry->flags |= HIGHLIGHT;
285 #endif
287 if (mpdclient_cmd_add(c, song)) {
288 char buf[BUFSIZE];
290 strfsong(buf, BUFSIZE, options.list_format, song);
291 screen_status_printf(_("Adding \'%s\' to playlist"), buf);
292 }
293 #ifndef NCMPC_MINI
294 } else {
295 /* remove song from playlist */
296 const struct mpd_song *song =
297 mpd_entity_get_song(entry->entity);
298 int idx;
300 entry->flags &= ~HIGHLIGHT;
302 while ((idx = playlist_get_index_from_same_song(&c->playlist,
303 song)) >= 0)
304 mpdclient_cmd_delete(c, idx);
305 #endif
306 }
308 return true;
309 }
311 static bool
312 browser_handle_select(struct screen_browser *browser, struct mpdclient *c)
313 {
314 struct list_window_range range;
315 struct filelist_entry *entry;
316 bool success = false;
318 list_window_get_range(browser->lw, &range);
319 for (unsigned i = range.start; i < range.end; ++i) {
320 entry = browser_get_index(browser, i);
322 if (entry != NULL && entry->entity != NULL)
323 success = browser_select_entry(c, entry, TRUE);
324 }
326 return range.end == range.start + 1 && success;
327 }
329 static bool
330 browser_handle_add(struct screen_browser *browser, struct mpdclient *c)
331 {
332 struct list_window_range range;
333 struct filelist_entry *entry;
334 bool success = false;
336 list_window_get_range(browser->lw, &range);
337 for (unsigned i = range.start; i < range.end; ++i) {
338 entry = browser_get_index(browser, i);
340 if (entry != NULL && entry->entity != NULL)
341 success = browser_select_entry(c, entry, FALSE) ||
342 success;
343 }
345 return range.end == range.start + 1 && success;
346 }
348 static void
349 browser_handle_select_all(struct screen_browser *browser, struct mpdclient *c)
350 {
351 guint i;
353 if (browser->filelist == NULL)
354 return;
356 for (i = 0; i < filelist_length(browser->filelist); ++i) {
357 struct filelist_entry *entry = filelist_get(browser->filelist, i);
359 if (entry != NULL && entry->entity != NULL)
360 browser_select_entry(c, entry, FALSE);
361 }
362 }
364 #ifdef HAVE_GETMOUSE
365 static int
366 browser_handle_mouse_event(struct screen_browser *browser, struct mpdclient *c)
367 {
368 int row;
369 unsigned prev_selected = browser->lw->selected;
370 unsigned long bstate;
372 if (screen_get_mouse_event(c, &bstate, &row) ||
373 list_window_mouse(browser->lw, bstate, row))
374 return 1;
376 list_window_set_cursor(browser->lw, browser->lw->start + row);
378 if( bstate & BUTTON1_CLICKED ) {
379 if (prev_selected == browser->lw->selected)
380 browser_handle_enter(browser, c);
381 } else if (bstate & BUTTON3_CLICKED) {
382 if (prev_selected == browser->lw->selected)
383 browser_handle_select(browser, c);
384 }
386 return 1;
387 }
388 #endif
390 static void
391 screen_browser_paint_callback(WINDOW *w, unsigned i, unsigned y,
392 unsigned width, bool selected, void *data);
394 bool
395 browser_cmd(struct screen_browser *browser,
396 struct mpdclient *c, command_t cmd)
397 {
398 const struct mpd_song *song;
400 if (browser->filelist == NULL)
401 return false;
403 if (list_window_cmd(browser->lw, cmd))
404 return true;
406 switch (cmd) {
407 case CMD_LIST_FIND:
408 case CMD_LIST_RFIND:
409 case CMD_LIST_FIND_NEXT:
410 case CMD_LIST_RFIND_NEXT:
411 screen_find(browser->lw, cmd, browser_lw_callback,
412 browser->filelist);
413 return true;
414 case CMD_LIST_JUMP:
415 screen_jump(browser->lw, browser_lw_callback,
416 screen_browser_paint_callback, browser->filelist);
417 return true;
419 #ifdef HAVE_GETMOUSE
420 case CMD_MOUSE_EVENT:
421 browser_handle_mouse_event(browser, c);
422 return true;
423 #endif
425 #ifdef ENABLE_SONG_SCREEN
426 case CMD_SCREEN_SONG:
427 song = browser_get_selected_song(browser);
428 if (song == NULL)
429 return false;
431 screen_song_switch(c, song);
432 return true;
433 #endif
435 #ifdef ENABLE_LYRICS_SCREEN
436 case CMD_SCREEN_LYRICS:
437 song = browser_get_selected_song(browser);
438 if (song == NULL)
439 return false;
441 screen_lyrics_switch(c, song, false);
442 return true;
443 #endif
444 case CMD_SCREEN_SWAP:
445 screen_swap(c, browser_get_selected_song(browser));
446 return true;
448 default:
449 break;
450 }
452 if (!mpdclient_is_connected(c))
453 return false;
455 switch (cmd) {
456 case CMD_PLAY:
457 browser_handle_enter(browser, c);
458 return true;
460 case CMD_SELECT:
461 if (browser_handle_select(browser, c))
462 list_window_cmd(browser->lw, CMD_LIST_NEXT);
463 return true;
465 case CMD_ADD:
466 if (browser_handle_add(browser, c))
467 list_window_cmd(browser->lw, CMD_LIST_NEXT);
468 return true;
470 case CMD_SELECT_ALL:
471 browser_handle_select_all(browser, c);
472 return true;
474 case CMD_LOCATE:
475 song = browser_get_selected_song(browser);
476 if (song == NULL)
477 return false;
479 screen_file_goto_song(c, song);
480 return true;
482 default:
483 break;
484 }
486 return false;
487 }
489 void
490 screen_browser_paint_directory(WINDOW *w, unsigned width,
491 bool selected, const char *name)
492 {
493 row_color(w, COLOR_DIRECTORY, selected);
495 waddch(w, '[');
496 waddstr(w, name);
497 waddch(w, ']');
499 /* erase the unused space after the text */
500 row_clear_to_eol(w, width, selected);
501 }
503 static void
504 screen_browser_paint_playlist(WINDOW *w, unsigned width,
505 bool selected, const char *name)
506 {
507 row_paint_text(w, width, COLOR_PLAYLIST, selected, name);
508 }
510 static void
511 screen_browser_paint_callback(WINDOW *w, unsigned i,
512 unsigned y, unsigned width,
513 bool selected, void *data)
514 {
515 const struct filelist *fl = (const struct filelist *) data;
516 const struct filelist_entry *entry;
517 const struct mpd_entity *entity;
518 bool highlight;
519 const struct mpd_directory *directory;
520 const struct mpd_playlist *playlist;
521 char *p;
523 assert(fl != NULL);
524 assert(i < filelist_length(fl));
526 entry = filelist_get(fl, i);
527 assert(entry != NULL);
529 entity = entry->entity;
530 if (entity == NULL) {
531 screen_browser_paint_directory(w, width, selected, "..");
532 return;
533 }
535 #ifndef NCMPC_MINI
536 highlight = (entry->flags & HIGHLIGHT) != 0;
537 #else
538 highlight = false;
539 #endif
541 switch (mpd_entity_get_type(entity)) {
542 case MPD_ENTITY_TYPE_DIRECTORY:
543 directory = mpd_entity_get_directory(entity);
544 p = utf8_to_locale(g_basename(mpd_directory_get_path(directory)));
545 screen_browser_paint_directory(w, width, selected, p);
546 g_free(p);
547 break;
549 case MPD_ENTITY_TYPE_SONG:
550 paint_song_row(w, y, width, selected, highlight,
551 mpd_entity_get_song(entity), NULL);
552 break;
554 case MPD_ENTITY_TYPE_PLAYLIST:
555 playlist = mpd_entity_get_playlist(entity);
556 p = utf8_to_locale(g_basename(mpd_playlist_get_path(playlist)));
557 screen_browser_paint_playlist(w, width, selected, p);
558 g_free(p);
559 break;
561 default:
562 row_paint_text(w, width, highlight ? COLOR_LIST_BOLD : COLOR_LIST,
563 selected, "<unknown>");
564 }
565 }
567 void
568 screen_browser_paint(const struct screen_browser *browser)
569 {
570 list_window_paint2(browser->lw, screen_browser_paint_callback,
571 browser->filelist);
572 }