Anna Schumaker
a485a3806b
And wire this up to not only the Now Playing "jump" signal, but also the next track pickers so we scroll when tracks are changed. Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>
302 lines
13 KiB
Python
302 lines
13 KiB
Python
# Copyright 2022 (c) Anna Schumaker.
|
|
"""Set up our Application."""
|
|
import musicbrainzngs
|
|
import pathlib
|
|
from . import gsetup
|
|
from . import audio
|
|
from . import db
|
|
from . import header
|
|
from . import mpris2
|
|
from . import nowplaying
|
|
from . import options
|
|
from . import playlist
|
|
from . import sidebar
|
|
from . import tracklist
|
|
from . import window
|
|
from gi.repository import GObject
|
|
from gi.repository import GLib
|
|
from gi.repository import Gio
|
|
from gi.repository import Adw
|
|
|
|
MAJOR_VERSION = 3
|
|
MINOR_VERSION = 0
|
|
VERSION_STRING = f"Emmental {MAJOR_VERSION}.{MINOR_VERSION}{gsetup.DEBUG_STR}"
|
|
|
|
|
|
class Application(Adw.Application):
|
|
"""Our custom Adw.Application."""
|
|
|
|
db = GObject.Property(type=db.Connection)
|
|
factory = GObject.Property(type=playlist.Factory)
|
|
mpris = GObject.Property(type=mpris2.Connection)
|
|
player = GObject.Property(type=audio.Player)
|
|
win = GObject.Property(type=window.Window)
|
|
|
|
autopause = GObject.Property(type=int, default=-1, minimum=-1, maximum=99)
|
|
|
|
def __init__(self):
|
|
"""Initialize an Application."""
|
|
super().__init__(application_id=gsetup.APPLICATION_ID,
|
|
resource_base_path=gsetup.RESOURCE_PATH,
|
|
flags=Gio.ApplicationFlags.HANDLES_OPEN)
|
|
self.add_main_option_entries([options.Version])
|
|
|
|
def __load_file(self, file: pathlib.Path,
|
|
*, gapless: bool = False) -> None:
|
|
self.__stop_current_track()
|
|
if gapless:
|
|
self.player.file = file
|
|
else:
|
|
self.player.stop()
|
|
self.player.file = file
|
|
self.player.play()
|
|
|
|
def __load_path(self, src: GObject.GObject, path: pathlib.Path) -> None:
|
|
if (track := self.db.tracks.lookup(path=path)) is not None:
|
|
self.__load_track(track)
|
|
self.__load_file(path)
|
|
|
|
def __load_track(self, track: GObject.GObject, *, gapless: bool = False,
|
|
rg_auto: str = "track", restart: bool = False) -> None:
|
|
self.__load_file(track.path, gapless=gapless)
|
|
if restart:
|
|
track.restart()
|
|
else:
|
|
track.start()
|
|
self.__set_replaygain(rg_auto=rg_auto)
|
|
self.__on_jump()
|
|
|
|
def __pick_next_track(self, *, user: bool, gapless: bool = False) -> None:
|
|
(track, rg_auto, restart) = self.factory.next_track(user=user)
|
|
self.__load_track(track, gapless=gapless,
|
|
rg_auto=rg_auto, restart=restart)
|
|
|
|
def __on_jump(self, nowplay: nowplaying.Card | None = None) -> None:
|
|
"""Handle a jump event."""
|
|
self.win.tracklist.scroll_to_track(self.db.tracks.current_track)
|
|
|
|
def __on_seek(self, nowplay: nowplaying.Card, newpos: float) -> None:
|
|
"""Handle a seek event."""
|
|
self.player.seek(newpos)
|
|
self.mpris.player.seeked(newpos)
|
|
|
|
def __seek(self, player: mpris2.player.Player, offset: float) -> None:
|
|
self.player.seek(self.player.position + offset)
|
|
|
|
def __set_position(self, player: mpris2.player.Player,
|
|
trackid: str, position: float) -> None:
|
|
self.player.seek(position)
|
|
|
|
def __set_replaygain(self, *args, rg_auto="track") -> None:
|
|
enabled = self.db.settings["audio.replaygain.enabled"]
|
|
mode = self.db.settings["audio.replaygain.mode"]
|
|
mode = rg_auto if mode == "auto" else mode
|
|
self.player.set_replaygain(enabled, mode)
|
|
|
|
def __stop_current_track(self) -> None:
|
|
if self.db.tracks.current_track is not None:
|
|
self.db.tracks.current_track.stop(self.player.playtime)
|
|
|
|
def __system_next(self, player: audio.Player, gapless: bool) -> None:
|
|
self.player.pause_on_load = self.autopause == 0
|
|
if self.autopause >= 0:
|
|
self.autopause -= 1
|
|
self.__pick_next_track(user=False, gapless=gapless)
|
|
|
|
def __user_next(self, *args) -> None:
|
|
self.__pick_next_track(user=True)
|
|
|
|
def __user_previous(self, *args) -> None:
|
|
self.__load_track(self.factory.previous_track(),
|
|
rg_auto="track", restart=True)
|
|
|
|
def __track_requested(self, factory: playlist.Factory, track,
|
|
rg_auto: str, restarted: bool) -> None:
|
|
self.__load_track(track, rg_auto=rg_auto, restart=restarted)
|
|
|
|
def __tracks_table_loaded(self, track_table, param) -> None:
|
|
if track_table.current_track is not None:
|
|
self.player.file = track_table.current_track.path
|
|
self.player.pause()
|
|
track_table.current_track.start()
|
|
self.__on_jump()
|
|
|
|
def build_header(self) -> header.Header:
|
|
"""Build a new header instance."""
|
|
hdr = header.Header(sql=self.db, title=VERSION_STRING)
|
|
hdr.bind_property("volume", self.player, "volume")
|
|
for (setting, property) in [("audio.volume", "volume"),
|
|
("audio.replaygain.enabled", "rg-enabled"),
|
|
("audio.replaygain.mode", "rg-mode")]:
|
|
self.db.settings.bind_setting(setting, hdr, property)
|
|
|
|
hdr.connect("notify::rg-enabled", self.__set_replaygain)
|
|
hdr.connect("notify::rg-mode", self.__set_replaygain)
|
|
hdr.connect("track-requested", self.__load_path)
|
|
self.__set_replaygain()
|
|
return hdr
|
|
|
|
def build_now_playing(self) -> nowplaying.Card:
|
|
"""Build a new now playing card."""
|
|
playing = nowplaying.Card()
|
|
playing.bind_property("autopause", self, "autopause",
|
|
GObject.BindingFlags.BIDIRECTIONAL)
|
|
for prop in ["title", "album", "artist", "album-artist", "playing",
|
|
"position", "duration", "artwork", "have-track"]:
|
|
self.player.bind_property(prop, playing, prop)
|
|
self.db.tracks.bind_property("have-current-track",
|
|
playing, "have-db-track")
|
|
self.db.tracks.bind_property("current-favorite", playing, "favorite",
|
|
GObject.BindingFlags.BIDIRECTIONAL)
|
|
self.factory.bind_property("can-go-next", playing, "have-next")
|
|
self.factory.bind_property("can-go-previous", playing, "have-previous")
|
|
self.db.settings.bind_setting("now-playing.prefer-artist",
|
|
playing, "prefer-artist")
|
|
|
|
playing.connect("jump", self.__on_jump)
|
|
playing.connect("play", self.player.play)
|
|
playing.connect("pause", self.player.pause)
|
|
playing.connect("seek", self.__on_seek)
|
|
playing.connect("next", self.__user_next)
|
|
playing.connect("previous", self.__user_previous)
|
|
return playing
|
|
|
|
def build_sidebar(self) -> sidebar.Card:
|
|
"""Build a new sidebar card."""
|
|
side_bar = sidebar.Card(sql=self.db)
|
|
self.db.settings.bind_setting("sidebar.artists.show-all", side_bar,
|
|
"show-all-artists")
|
|
return side_bar
|
|
|
|
def build_tracklist(self) -> tracklist.Card:
|
|
"""Build a new tracklist card."""
|
|
track_list = tracklist.Card(sql=self.db)
|
|
for column in track_list.columns:
|
|
name = column.get_title().lower().replace(" ", "-")
|
|
self.db.settings.bind_setting(f"tracklist.{name}.size",
|
|
column, "fixed-width")
|
|
self.db.settings.bind_setting(f"tracklist.{name}.visible",
|
|
column, "visible")
|
|
self.factory.bind_property("visible-playlist", track_list, "playlist")
|
|
return track_list
|
|
|
|
def build_window(self) -> window.Window:
|
|
"""Build a new window instance."""
|
|
win = window.Window(VERSION_STRING,
|
|
header=self.build_header(),
|
|
now_playing=self.build_now_playing(),
|
|
sidebar=self.build_sidebar(),
|
|
tracklist=self.build_tracklist())
|
|
|
|
for (setting, property) in [("window.width", "default-width"),
|
|
("window.height", "default-height"),
|
|
("now-playing.size", "now-playing-size"),
|
|
("sidebar.size", "sidebar-size")]:
|
|
self.db.settings.bind_setting(setting, win, property)
|
|
|
|
return win
|
|
|
|
def connect_mpris2(self) -> None:
|
|
"""Connect the mpris2 properties and functions."""
|
|
self.mpris.app.link_property("Fullscreen", self.win, "fullscreened")
|
|
self.mpris.app.connect("Raise", self.win.present)
|
|
self.mpris.app.connect("Quit", self.win.close)
|
|
|
|
for tag in ["artist", "album", "album-artist", "album-disc-number",
|
|
"title", "track-number", "duration", "file", "artwork"]:
|
|
self.player.bind_property(tag, self.mpris.player, tag)
|
|
for (prop, mpris_prop) in [("have-track", "CanPlay"),
|
|
("have-track", "CanPause"),
|
|
("have-track", "CanSeek"),
|
|
("status", "PlaybackStatus"),
|
|
("position", "Position")]:
|
|
self.player.bind_property(prop, self.mpris.player, mpris_prop)
|
|
for (prop, mpris_prop) in [("active-shuffle", "Shuffle"),
|
|
("active-loop", "LoopStatus")]:
|
|
self.factory.bind_property(prop, self.mpris.player, mpris_prop,
|
|
GObject.BindingFlags.BIDIRECTIONAL)
|
|
for (prop, mpris_prop) in [("can-go-next", "CanGoNext"),
|
|
("can-go-previous", "CanGoPrevious")]:
|
|
self.factory.bind_property(prop, self.mpris.player, mpris_prop)
|
|
self.mpris.player.link_property("Volume", self.win.header, "volume")
|
|
|
|
self.mpris.player.connect("OpenPath", self.__load_path)
|
|
self.mpris.player.connect("Next", self.__user_next)
|
|
self.mpris.player.connect("Previous", self.__user_previous)
|
|
self.mpris.player.connect("Pause", self.player.pause)
|
|
self.mpris.player.connect("Play", self.player.play)
|
|
self.mpris.player.connect("PlayPause", self.player.play_pause)
|
|
self.mpris.player.connect("Seek", self.__seek)
|
|
self.mpris.player.connect("SetPosition", self.__set_position)
|
|
self.mpris.player.connect("Stop", self.player.stop)
|
|
|
|
def connect_playlist_factory(self) -> None:
|
|
"""Connect the playlist factory properties."""
|
|
self.db.playlists.bind_property("previous",
|
|
self.factory, "db-previous")
|
|
self.win.sidebar.bind_property("selected-playlist",
|
|
self.factory, "db-visible")
|
|
self.factory.connect("track-requested", self.__track_requested)
|
|
|
|
def connect_player(self) -> None:
|
|
"""Connect the audio.Player."""
|
|
self.player.connect("about-to-finish", self.__system_next, True)
|
|
self.player.connect("eos", self.__system_next, False)
|
|
|
|
def do_handle_local_options(self, opts: GLib.VariantDict) -> int:
|
|
"""Handle any command line options."""
|
|
if opts.contains("version"):
|
|
print(VERSION_STRING)
|
|
gsetup.print_versions()
|
|
return 0
|
|
return -1
|
|
|
|
def do_startup(self) -> None:
|
|
"""Handle the Adw.Application::startup signal."""
|
|
Adw.Application.do_startup(self)
|
|
self.db = db.Connection()
|
|
self.mpris = mpris2.Connection()
|
|
self.factory = playlist.Factory(self.db)
|
|
self.player = audio.Player()
|
|
|
|
gsetup.add_style()
|
|
musicbrainzngs.set_useragent(f"emmental{gsetup.DEBUG_STR}",
|
|
f"{MAJOR_VERSION}.{MINOR_VERSION}")
|
|
self.db.tracks.connect("notify::loaded", self.__tracks_table_loaded)
|
|
self.db.load()
|
|
|
|
self.win = self.build_window()
|
|
self.add_window(self.win)
|
|
self.connect_mpris2()
|
|
self.connect_playlist_factory()
|
|
self.connect_player()
|
|
|
|
def do_activate(self) -> None:
|
|
"""Handle the Adw.Application::activate signal."""
|
|
Adw.Application.do_activate(self)
|
|
self.win.present()
|
|
|
|
def do_open(self, files: list, n_files: int, hint: str) -> None:
|
|
"""Play an audio file passed from the command line."""
|
|
if n_files > 0:
|
|
path = pathlib.Path(files[0].get_path())
|
|
self.db.tracks.mark_path_active(path)
|
|
self.__load_path(None, path)
|
|
self.activate()
|
|
|
|
def do_shutdown(self) -> None:
|
|
"""Handle the Adw.Application::shutdown signal."""
|
|
Adw.Application.do_shutdown(self)
|
|
if self.player is not None:
|
|
self.player.shutdown()
|
|
self.player = None
|
|
if self.win is not None:
|
|
self.win.close()
|
|
self.win = None
|
|
if self.mpris is not None:
|
|
self.mpris.disconnect()
|
|
self.mpris = None
|
|
if self.db is not None:
|
|
self.db.close()
|
|
self.db = None
|