/* Update playlist in case something has changed or forced */
static bool update_playlist(bool force)
{
if (!viewer.playlist)
playlist_get_resume_info(&viewer.current_playing_track);
else
viewer.current_playing_track = -1;
int nb_tracks = playlist_amount_ex(viewer.playlist);
force = force || nb_tracks != viewer.num_tracks;
if (force)
{
/* Reload tracks */
viewer.num_tracks = nb_tracks;
if (viewer.num_tracks <= 0)
{
global_status.resume_index = -1;
global_status.resume_offset = -1;
return false;
}
playlist_buffer_load_entries_screen(&viewer.buffer, FORWARD);
if (viewer.buffer.num_loaded <= 0)
{
global_status.resume_index = -1;
global_status.resume_offset = -1;
return false;
}
}
return true;
}
int playlist_amount(void)
{
return playlist_amount_ex(NULL);
}
bool search_playlist(void)
{
char search_str[32] = "";
bool ret = false, exit = false;
int i, playlist_count;
int found_indicies[MAX_PLAYLIST_ENTRIES];
int found_indicies_count = 0, last_found_count = -1;
int button;
struct gui_synclist playlist_lists;
struct playlist_track_info track;
if (!playlist_viewer_init(&viewer, 0, false))
return ret;
if (kbd_input(search_str, sizeof(search_str)) < 0)
return ret;
lcd_clear_display();
playlist_count = playlist_amount_ex(viewer.playlist);
cpu_boost(true);
for (i = 0; i < playlist_count &&
found_indicies_count < MAX_PLAYLIST_ENTRIES; i++)
{
if (found_indicies_count != last_found_count)
{
splashf(0, str(LANG_PLAYLIST_SEARCH_MSG), found_indicies_count,
str(LANG_OFF_ABORT));
last_found_count = found_indicies_count;
}
if (action_userabort(TIMEOUT_NOBLOCK))
break;
playlist_get_track_info(viewer.playlist, i, &track);
if (strcasestr(track.filename,search_str))
found_indicies[found_indicies_count++] = track.index;
yield();
}
cpu_boost(false);
if (!found_indicies_count)
{
return ret;
}
backlight_on();
gui_synclist_init(&playlist_lists, playlist_search_callback_name,
found_indicies, false, 1, NULL);
gui_synclist_set_title(&playlist_lists, str(LANG_SEARCH_RESULTS), NOICON);
gui_synclist_set_icon_callback(&playlist_lists, NULL);
gui_synclist_set_nb_items(&playlist_lists, found_indicies_count);
gui_synclist_select_item(&playlist_lists, 0);
gui_synclist_draw(&playlist_lists);
while (!exit)
{
if (list_do_action(CONTEXT_LIST, HZ/4,
&playlist_lists, &button, LIST_WRAP_UNLESS_HELD))
continue;
switch (button)
{
case ACTION_STD_CANCEL:
exit = true;
break;
case ACTION_STD_OK:
{
int sel = gui_synclist_get_sel_pos(&playlist_lists);
playlist_start(found_indicies[sel], 0);
exit = 1;
}
break;
default:
if (default_event_handler(button) == SYS_USB_CONNECTED)
{
ret = true;
exit = true;
}
break;
}
}
return ret;
}
/* Main viewer function. Filename identifies playlist to be viewed. If NULL,
view current playlist. */
enum playlist_viewer_result playlist_viewer_ex(const char* filename)
{
enum playlist_viewer_result ret = PLAYLIST_VIEWER_OK;
bool exit = false; /* exit viewer */
int button;
bool dirty = false;
struct gui_synclist playlist_lists;
if (!playlist_viewer_init(&viewer, filename, false))
goto exit;
push_current_activity(ACTIVITY_PLAYLISTVIEWER);
gui_synclist_init(&playlist_lists, playlist_callback_name,
&viewer, false, 1, NULL);
gui_synclist_set_voice_callback(&playlist_lists, playlist_callback_voice);
gui_synclist_set_icon_callback(&playlist_lists,
global_settings.playlist_viewer_icons?
&playlist_callback_icons:NULL);
gui_synclist_set_nb_items(&playlist_lists, viewer.num_tracks);
gui_synclist_set_title(&playlist_lists, str(LANG_PLAYLIST), Icon_Playlist);
gui_synclist_select_item(&playlist_lists, viewer.selected_track);
gui_synclist_draw(&playlist_lists);
gui_synclist_speak_item(&playlist_lists);
while (!exit)
{
int track;
if (global_status.resume_index != -1 && !viewer.playlist)
playlist_get_resume_info(&track);
else
track = -1;
if (track != viewer.current_playing_track ||
playlist_amount_ex(viewer.playlist) != viewer.num_tracks)
{
/* Playlist has changed (new track started?) */
if (!update_playlist(false))
goto exit;
/*Needed because update_playlist gives wrong value when
playing is stopped*/
viewer.current_playing_track = track;
gui_synclist_set_nb_items(&playlist_lists, viewer.num_tracks);
gui_synclist_draw(&playlist_lists);
}
/* Timeout so we can determine if play status has changed */
bool res = list_do_action(CONTEXT_TREE, HZ/2,
&playlist_lists, &button, LIST_WRAP_UNLESS_HELD);
/* during moving, another redraw is going to be needed,
* since viewer.selected_track is updated too late (after the first draw)
* drawing the moving item needs it */
viewer.selected_track=gui_synclist_get_sel_pos(&playlist_lists);
if (res)
{
bool reload = playlist_buffer_needs_reload(&viewer.buffer,
viewer.selected_track);
if (reload)
playlist_buffer_load_entries_screen(&viewer.buffer,
button == ACTION_STD_NEXT ? FORWARD : BACKWARD);
if (reload || viewer.moving_track >= 0)
gui_synclist_draw(&playlist_lists);
}
switch (button)
{
case ACTION_TREE_WPS:
case ACTION_STD_CANCEL:
{
if (viewer.moving_track >= 0)
{
viewer.selected_track = viewer.moving_track;
gui_synclist_select_item(&playlist_lists, viewer.moving_track);
viewer.moving_track = -1;
viewer.moving_playlist_index = -1;
gui_synclist_draw(&playlist_lists);
}
else
{
exit = true;
ret = PLAYLIST_VIEWER_CANCEL;
}
break;
}
case ACTION_STD_OK:
{
struct playlist_entry * current_track =
playlist_buffer_get_track(&viewer.buffer,
viewer.selected_track);
if (viewer.moving_track >= 0)
{
/* Move track */
int ret_val;
ret_val = playlist_move(viewer.playlist,
viewer.moving_playlist_index,
current_track->index);
if (ret_val < 0)
splashf(HZ, (unsigned char *)"%s %s", str(LANG_MOVE),
str(LANG_FAILED));
update_playlist(true);
viewer.moving_track = -1;
viewer.moving_playlist_index = -1;
dirty = true;
}
else if (!viewer.playlist)
{
/* play new track */
if (!global_settings.party_mode)
{
playlist_start(current_track->index, 0);
update_playlist(false);
}
}
else if (!global_settings.party_mode)
{
int start_index = current_track->index;
if (!warn_on_pl_erase())
{
gui_synclist_draw(&playlist_lists);
break;
}
/* New playlist */
if (playlist_set_current(viewer.playlist) < 0)
goto exit;
if (global_settings.playlist_shuffle)
start_index = playlist_shuffle(current_tick, start_index);
playlist_start(start_index, 0);
/* Our playlist is now the current list */
if (!playlist_viewer_init(&viewer, NULL, true))
goto exit;
exit = true;
}
gui_synclist_draw(&playlist_lists);
break;
}
case ACTION_STD_CONTEXT:
{
/* ON+PLAY menu */
int ret_val;
ret_val = onplay_menu(viewer.selected_track);
if (ret_val < 0)
{
ret = PLAYLIST_VIEWER_USB;
goto exit;
}
else if (ret_val > 0)
{
/* Playlist changed */
gui_synclist_del_item(&playlist_lists);
update_playlist(true);
if (viewer.num_tracks <= 0)
exit = true;
if (viewer.selected_track >= viewer.num_tracks)
viewer.selected_track = viewer.num_tracks-1;
dirty = true;
}
gui_synclist_draw(&playlist_lists);
break;
}
case ACTION_STD_MENU:
ret = PLAYLIST_VIEWER_MAINMENU;
goto exit;
default:
if(default_event_handler(button) == SYS_USB_CONNECTED)
{
ret = PLAYLIST_VIEWER_USB;
goto exit;
}
break;
}
}
exit:
pop_current_activity();
if (viewer.playlist)
{
if(dirty && yesno_pop(ID2P(LANG_SAVE_CHANGES)))
save_playlist_screen(viewer.playlist);
playlist_close(viewer.playlist);
}
return ret;
}
/* Menu of playlist commands. Invoked via ON+PLAY on main viewer screen.
Returns -1 if USB attached, 0 if no playlist change, and 1 if playlist
changed. */
static int onplay_menu(int index)
{
int result, ret = 0;
struct playlist_entry * current_track =
playlist_buffer_get_track(&viewer.buffer, index);
MENUITEM_STRINGLIST(menu_items, ID2P(LANG_PLAYLIST), NULL,
ID2P(LANG_CURRENT_PLAYLIST), ID2P(LANG_CATALOG),
ID2P(LANG_REMOVE), ID2P(LANG_MOVE), ID2P(LANG_SHUFFLE),
ID2P(LANG_SAVE_DYNAMIC_PLAYLIST));
bool current = (current_track->index == viewer.current_playing_track);
result = do_menu(&menu_items, NULL, NULL, false);
if (result == MENU_ATTACHED_USB)
{
ret = -1;
}
else if (result >= 0)
{
/* Abort current move */
viewer.moving_track = -1;
viewer.moving_playlist_index = -1;
switch (result)
{
case 0:
/* playlist */
onplay_show_playlist_menu(current_track->name);
ret = 0;
break;
case 1:
/* add to catalog */
onplay_show_playlist_cat_menu(current_track->name);
ret = 0;
break;
case 2:
/* delete track */
playlist_delete(viewer.playlist, current_track->index);
if (current)
{
if (playlist_amount_ex(viewer.playlist) <= 0)
audio_stop();
else
{
/* Start playing new track except if it's the lasttrack
track in the playlist and repeat mode is disabled */
current_track =
playlist_buffer_get_track(&viewer.buffer, index);
if (current_track->display_index!=viewer.num_tracks ||
global_settings.repeat_mode == REPEAT_ALL)
{
audio_play(0);
viewer.current_playing_track = -1;
}
}
}
ret = 1;
break;
case 3:
/* move track */
viewer.moving_track = index;
viewer.moving_playlist_index = current_track->index;
ret = 0;
break;
case 4:
/* shuffle */
playlist_randomise(viewer.playlist, current_tick, false);
ret = 1;
break;
case 5:
/* save playlist */
save_playlist_screen(viewer.playlist);
ret = 0;
break;
}
}
return ret;
}
/* Menu of playlist commands. Invoked via ON+PLAY on main viewer screen.
Returns -1 if USB attached, 0 if no playlist change, and 1 if playlist
changed. */
static int onplay_menu(int index)
{
int result, ret = 0;
struct playlist_entry * current_track=
playlist_buffer_get_track(&viewer.buffer, index);
MENUITEM_STRINGLIST(menu_items, ID2P(LANG_PLAYLIST), NULL,
ID2P(LANG_REMOVE), ID2P(LANG_MOVE),
ID2P(LANG_CATALOG_ADD_TO), ID2P(LANG_CATALOG_ADD_TO_NEW),
ID2P(LANG_PLAYLISTVIEWER_SETTINGS));
bool current = (current_track->index == viewer.current_playing_track);
result = do_menu(&menu_items, NULL, NULL, false);
if (result == MENU_ATTACHED_USB)
{
ret = -1;
}
else if (result >= 0)
{
/* Abort current move */
viewer.moving_track = -1;
viewer.moving_playlist_index = -1;
switch (result)
{
case 0:
/* delete track */
playlist_delete(viewer.playlist, current_track->index);
if (current)
{
if (playlist_amount_ex(viewer.playlist) <= 0)
audio_stop();
else
{
/* Start playing new track except if it's the lasttrack
track in the playlist and repeat mode is disabled */
current_track =
playlist_buffer_get_track(&viewer.buffer, index);
if (current_track->display_index!=viewer.num_tracks ||
global_settings.repeat_mode == REPEAT_ALL)
{
#if CONFIG_CODEC != SWCODEC
talk_buffer_steal(); /* will use the mp3 buffer */
#endif
audio_play(0);
viewer.current_playing_track = -1;
}
}
}
ret = 1;
break;
case 1:
/* move track */
viewer.moving_track = index;
viewer.moving_playlist_index = current_track->index;
ret = 0;
break;
case 2: /* add to catalog */
case 3: /* add to a new one */
catalog_add_to_a_playlist(current_track->name,
FILE_ATTR_AUDIO,
result==3, NULL);
ret = 0;
break;
case 4: /* playlist viewer settings */
/* true on usb connect */
ret = viewer_menu() ? -1 : 0;
break;
}
}
return ret;
}
