本文整理汇总了Python中playlist.Playlist.set_current方法的典型用法代码示例。如果您正苦于以下问题：Python Playlist.set_current方法的具体用法？Python Playlist.set_current怎么用？Python Playlist.set_current使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类playlist.Playlist的用法示例。
在下文中一共展示了Playlist.set_current方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: from playlist import Playlist [as 别名]
# 或者: from playlist.Playlist import set_current [as 别名]
class MusicPlayer:
def __init__(self):
self.observers = list()
self.player = gst.element_factory_make("playbin2", "player")
fakesink = gst.element_factory_make("fakesink", "fakesink")
bus = self.player.get_bus()
bus.add_signal_watch()
bus.connect("message", self.on_message)
self.playing = False
self.playlist = Playlist("New playlist")
self.currentFile = None
self.currentSong = None
def get_player(self):
return self.player
def is_playing(self):
return self.playing
def set_current_file(self, cfile):
self.currentFile = cfile
def add_observer(self, observer):
self.observers.append(observer)
def notify_observers(self, message, song=None):
for obs in self.observers:
obs.update(message, song)
def on_message(self, bus, message):
t = message.type
if t == gst.MESSAGE_EOS:
self.player.set_state(gst.STATE_NULL)
self.notify_observers("reset")
self.play_next()
elif t == gst.MESSAGE_ERROR:
self.player.set_state(gst.STATE_NULL)
err, debug = message.parse_error()
print("Error {} {}".format(err, debug))
self.notify_observers("reset")
def set_playlist(self, pl):
if len(pl) > 0:
tmplist = list()
for filepath in pl:
infos = self.get_file_infos(filepath)
tmplist.append(Song(infos["title"], infos["artist"], infos["album"], infos["track_number"], filepath))
self.playlist = Playlist("New Playlist", tmplist)
self.currentSong = self.playlist.get_current()
self.currentFile = self.currentSong.get_path()
self.notify_observers("update_playlist")
def open_file(self):
self.player.set_property("uri", "file://" + self.currentFile)
def play(self, song=None):
if song is not None:
self.playlist.set_current(song)
self.currentFile = song.get_path()
self.currentSong = song
if self.currentFile is not None:
self.currentFile = self.currentSong.get_path()
if not self.is_playing():
self.open_file()
self.player.set_state(gst.STATE_PLAYING)
self.playing = True
self.notify_observers("play", self.currentSong)
def get_file_infos(self, sfile):
if sfile is not None:
mfile = auto.File(sfile)
fileInfos = dict()
fileInfos.update(
{"artist": mfile.artist, "album": mfile.album, "title": mfile.title, "track_number": mfile.track}
)
return fileInfos
def get_playlist(self):
return self.playlist
def pause(self):
self.player.set_state(gst.STATE_PAUSED)
self.playing = False
self.notify_observers("pause")
def stop(self):
self.player.set_state(gst.STATE_NULL)
self.notify_observers("reset")
self.playing = False
def play_next(self):
if self.is_playing():
self.stop()
self.currentSong = self.playlist.get_next_track()
self.play()
def play_prev(self):
if self.is_playing():
#.........这里部分代码省略.........