Commit b56f9c6f authored by André's avatar André
parent be6c2d4f
......@@ -30,20 +30,7 @@ from gi.repository import Gio, GLib
log = logging.getLogger('gajim.music_track_listener')
def _get_music_players():
players = [
'org.mpris.MediaPlayer2.audacious',
'org.mpris.MediaPlayer2.bmp',
'org.mpris.MediaPlayer2.clementine',
'org.mpris.MediaPlayer2.GnomeMusic',
'org.mpris.MediaPlayer2.quodlibet',
'org.mpris.MediaPlayer2.rhythmbox',
'org.mpris.MediaPlayer2.vlc',
'org.mpris.MediaPlayer2.xmms2'
]
return players
MPRIS_PLAYER_PREFIX = 'org.mpris.MediaPlayer2.'
class MusicTrackInfo(object):
......@@ -65,22 +52,63 @@ class MusicTrackListener(GObject.GObject):
return cls._instance
def __init__(self):
super(MusicTrackListener, self).__init__()
self.con = {}
players = _get_music_players()
for name in players:
Gio.bus_watch_name(
Gio.BusType.SESSION,
name,
Gio.BusNameWatcherFlags.NONE,
self._appeared,
self._vanished)
def _appeared(self, connection, name, name_owner, *user_data):
super().__init__()
self.players = {}
proxy = Gio.DBusProxy.new_for_bus_sync(
Gio.BusType.SESSION,
Gio.DBusProxyFlags.NONE,
None,
'org.freedesktop.DBus',
'/org/freedesktop/DBus',
'org.freedesktop.DBus',
None)
self.connection = proxy.get_connection()
self.connection.signal_subscribe(
'org.freedesktop.DBus',
'org.freedesktop.DBus',
'NameOwnerChanged',
'/org/freedesktop/DBus',
None,
Gio.DBusSignalFlags.NONE,
self._signal_name_owner_changed)
try:
result = proxy.call_sync(
'ListNames',
None,
Gio.DBusCallFlags.NONE,
-1,
None)
except GLib.Error as e:
if e.domain == 'g-dbus-error-quark':
log.debug("Could not list names: %s", e.message)
return
else:
raise
for name in result[0]:
if name.startswith(MPRIS_PLAYER_PREFIX):
self._add_player(name)
def _signal_name_owner_changed(self, connection, sender_name, object_path,
interface_name, signal_name, parameters, *user_data):
name, oldOwner, newOwner = parameters
if name.startswith(MPRIS_PLAYER_PREFIX):
if newOwner and not oldOwner:
self._add_player(name)
else:
self._remove_player(name)
def _add_player(self, name):
'''Set up a listener for music player signals'''
log.info('%s appeared', name)
self.con[name] = connection.signal_subscribe(
if name in self.players:
return
self.players[name] = self.connection.signal_subscribe(
name,
'org.freedesktop.DBus.Properties',
'PropertiesChanged',
......@@ -94,12 +122,12 @@ class MusicTrackListener(GObject.GObject):
if info is not None:
self.emit('music-track-changed', info)
def _vanished(self, connection, name, *user_data):
def _remove_player(self, name):
log.info('%s vanished', name)
if name in self.con:
connection.signal_unsubscribe(
self.con[name])
self.con.pop(name)
if name in self.players:
self.connection.signal_unsubscribe(
self.players[name])
self.players.pop(name)
self.emit('music-track-changed', None)
......@@ -176,4 +204,4 @@ if __name__ == '__main__':
print(music_track_info.title)
listener = MusicTrackListener.get()
listener.connect('music-track-changed', music_track_change_cb)
GObject.MainLoop().run()
GLib.MainLoop().run()
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment