/* 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;
}
/* ----------------------------------------------------------------------- */
static char* create_bookmark()
{
int resume_index = 0;
char *file;
if (!bookmark_is_bookmarkable_state())
return NULL; /* something didn't happen correctly, do nothing */
/* grab the currently playing track */
struct mp3entry *id3 = audio_current_track();
if(!id3)
return NULL;
/* Get some basic resume information */
/* queue_resume and queue_resume_index are not used and can be ignored.*/
playlist_get_resume_info(&resume_index);
/* Get the currently playing file minus the path */
/* This is used when displaying the available bookmarks */
file = strrchr(id3->path,'/');
if(NULL == file)
return NULL;
/* create the bookmark */
snprintf(global_bookmark, sizeof(global_bookmark),
/* new optional bookmark token descriptors should be inserted
just before the "%s;%s" in this line... */
#if CONFIG_CODEC == SWCODEC && defined(HAVE_PITCHCONTROL)
">%d;%d;%ld;%d;%ld;%d;%d;%ld;%ld;%s;%s",
#else
">%d;%d;%ld;%d;%ld;%d;%d;%s;%s",
#endif
/* ... their flags should go here ... */
#if CONFIG_CODEC == SWCODEC && defined(HAVE_PITCHCONTROL)
BM_PITCH | BM_SPEED,
#else
0,
#endif
resume_index,
id3->offset,
playlist_get_seed(NULL),
id3->elapsed,
global_settings.repeat_mode,
global_settings.playlist_shuffle,
/* ...and their values should go here */
#if CONFIG_CODEC == SWCODEC && defined(HAVE_PITCHCONTROL)
(long)sound_get_pitch(),
(long)dsp_get_timestretch(),
#endif
/* more mandatory tokens */
playlist_get_name(NULL, global_temp_buffer,
sizeof(global_temp_buffer)),
file+1);
/* checking to see if the bookmark is valid */
if (parse_bookmark(global_bookmark, false))
return global_bookmark;
else
return NULL;
}
/* ----------------------------------------------------------------------- */
bool bookmark_is_bookmarkable_state(void)
{
int resume_index = 0;
if (!(audio_status() && audio_current_track()) ||
/* no track playing */
(playlist_get_resume_info(&resume_index) == -1) ||
/* invalid queue info */
(playlist_modified(NULL)))
/* can't bookmark while in the queue */
{
return false;
}
return true;
}
/* 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;
}
