class Window(QtWidgets.QMainWindow, Ui_MainWindow): def __init__(self, parent=None): super().__init__(parent) # load config self.data = yaml_loader() # load ui self.setupUi(self) # load icons self.setWindowTitle("Sputofy") self.setWindowIcon(QIcon(os.path.join(RES_PATH, "logo.svg"))) loopIcon = QIcon() loopIcon.addPixmap(QPixmap(os.path.join(RES_PATH, "loopIconOFF.svg"))) self.loopBtn.setIcon(loopIcon) prevIcon = QIcon() prevIcon.addPixmap(QPixmap(os.path.join(RES_PATH, "backwardIcon.svg"))) self.prevBtn.setIcon(prevIcon) playIcon = QIcon() playIcon.addPixmap(QPixmap(os.path.join(RES_PATH, "playIcon.svg"))) self.playBtn.setIcon(playIcon) nextIcon = QIcon() nextIcon.addPixmap(QPixmap(os.path.join(RES_PATH, "forwardIcon.svg"))) self.nextBtn.setIcon(nextIcon) randomIcon = QIcon() randomIcon.addPixmap( QPixmap(os.path.join(RES_PATH, "randomIconOFF.svg"))) self.randomBtn.setIcon(randomIcon) volumeIcon = QIcon() volumeIcon.addPixmap(QPixmap(os.path.join(RES_PATH, "volumeIcon.svg"))) self.volumeBtn.setIcon(volumeIcon) # window's settings self.xCor = self.data['last_position']['xPos'] self.yCor = self.data['last_position']['yPos'] self.widthSize = self.data['last_window_size']['width'] self.heightSize = self.data['last_window_size']['height'] self.setGeometry(self.xCor, self.yCor, self.widthSize, self.heightSize) # load YouTubeToMP3 self.YouTubeToMP3 = YouTubeToMP3Window() # open YouTubeToMP3 using button self.actionYT_MP3.triggered.connect(self.YouTubeToMP3.show_window) # info action self.actionInfo.triggered.connect(self.info_handle) #=========================== mediaplayer ============================== # create media player object self.mediaPlayer = QMediaPlayer(None) # open button self.actionOpen_Song.triggered.connect(self.open_song) self.actionOpen_Folder.triggered.connect(self.open_folder) # play button self.playBtn.setEnabled(False) self.playBtn.clicked.connect( self.play_video ) # when btn is pressed: if it is playing it pause, if it is paused it plays # QShortcut(QKeySequence("Space"), self).activated.connect(self.play_video)metodo da ricordare in caso di problemi #TODO # duration slider self.durationSlider.setEnabled(False) self.durationSliderMaxValue = 0 self.durationSlider.valueChanged.connect( self.mediaPlayer.setPosition ) # set mediaPlayer position using the value took from the slider QShortcut('Right', self, lambda: self.durationSlider.setValue( self.durationSlider.value() + 10000)) # 1s = 1000ms QShortcut('Left', self, lambda: self.durationSlider.setValue( self.durationSlider.value() - 10000)) # 1s = 1000ms QShortcut('Shift+Right', self, lambda: self.durationSlider.setValue( self.durationSliderMaxValue - 1000)) # jump to the end-1s of song QShortcut('Shift+Left', self, lambda: self.durationSlider.setValue(0)) # restart song # volumeSlider self.volumeSlider.setProperty("value", 100) self.volumeSlider.setRange(0, 100) self.volumeSlider.setValue( self.data['volume'] if self.data['volume'] != 0 else self.data['volume'] + 1 ) # set slider value | if saved volume is equal to 0 load with volume = 1 else load the saved volume self.mediaPlayer.setVolume( self.data['volume'] if self.data['volume'] != 0 else self.data['volume'] + 1 ) # set mediaPlayer volume | if saved volume is equal to 0 load with volume = 1 else load the saved volume self.volumeLabel.setText( f"{self.data['volume']}%" if self.data['volume'] != 0 else f"{self.data['volume']+1}%" ) # set volume label text | if saved volume is equal to 0 load with volume = 1 else load the saved volume self.volumeSlider.valueChanged.connect( self.mediaPlayer.setVolume ) # set mediaPlayer volume using the value took from the slider QShortcut('Up', self, lambda: self.volumeSlider.setValue( self.volumeSlider.value() + 1)) # volume + 1 QShortcut('Down', self, lambda: self.volumeSlider.setValue( self.volumeSlider.value() - 1)) # volume - 1 QShortcut( 'Shift+Up', self, lambda: self.volumeSlider.setValue(100)) # set maximum volume QShortcut( 'Shift+Down', self, lambda: self.volumeSlider.setValue(0)) # set minimun volume(mute) # volumeBtn self.volumeBtn.clicked.connect( self.volume_toggle) # mute/unmute volume pressing btn self.isMuted = False # starting with a non-muted volume self.previousVolume = self.data[ 'volume'] # loading last registered volume # media player signals self.mediaPlayer.durationChanged.connect( self.duration_changed) # set range of duration slider self.mediaPlayer.positionChanged.connect( self.position_changed) # duration slider progress self.mediaPlayer.stateChanged.connect( self.player_state) # see when it's playing or in pause self.mediaPlayer.volumeChanged.connect( self.volume_icon) # change volumebtn icon #=========================== playlist ============================== # create the playlist self.playlist = QMediaPlaylist() self.playlist.setPlaybackMode(2) self.mediaPlayer.setPlaylist(self.playlist) # clear the playlist self.playlistIsEmpty = True # playlistList model self.model = PlaylistModel(self.playlist) self.playlistView.setModel(self.model) self.playlist.currentIndexChanged.connect( self.playlist_position_changed) selection_model = self.playlistView.selectionModel() selection_model.selectionChanged.connect( self.playlist_selection_changed) #=========================== playlist function ============================== self.mediaList = [] # array of loaded songs self.currentPlaylist = "" # current loaded playlist name self.isCustomPlaylist = False # add song name on title self.playlist.currentMediaChanged.connect(self.set_title) # playlist buttons self.nextBtn.clicked.connect(self.next_song) # seek track forward self.prevBtn.clicked.connect(self.prev_song) # seek track backward self.mediaPlayer.mediaStatusChanged.connect( self.auto_next_track ) # once song is ended seek track forward and play it self.actionLoopIt.triggered.connect( self.loop_song) # (1) loop the same song self.actionShuffle.triggered.connect( self.shuffle_playlist) # change song's order self.loopBtn.clicked.connect(self.loop) # (3) loop the playlist self.randomBtn.clicked.connect( self.random) # (4) play random song without end # create new playlist self.actionCreatePlaylist.triggered.connect(self.custom_playlist) # delete current playlist self.actionDeletePlaylist.triggered.connect(self.delete_playlist) # remove all songs self.actionClearQueue.triggered.connect(self.clear_queue) # load playlist self.actionDict = {} # dictionary of action Objects for action in self.data['playlistList']: self.actionDict[action] = self.menuPlaylist.addAction( action, partial(self.load_playlist, action)) if len(self.data['playlistList']) == 0: self.menuPlaylist.menuAction().setVisible(False) #================== Songs opening ==================# def open_folder(self): foldername = QFileDialog.getExistingDirectory(self, "Open folder", "c:\\") if foldername: self.playlist.clear() self.mediaList.clear() for song in os.listdir(foldername): media = f"{foldername}/{song}" self.playlist.addMedia(QMediaContent(QUrl(media))) self.mediaList.append(media) self.playlist.setCurrentIndex(0) self.playBtn.setEnabled(True) self.durationSlider.setEnabled(True) self.playlistIsEmpty = False self.isCustomPlaylist = False self.model.layoutChanged.emit() # load songs in list view self.set_title() self.mediaPlayer.pause() # adjust play/pause icon def open_song(self): filename, _ = QFileDialog.getOpenFileName(self, "Open Song", "c:\\") if filename: if self.playlistIsEmpty == False: self.playlist.clear() self.mediaList.clear() self.playlistIsEmpty = True self.playlist.addMedia(QMediaContent(QUrl.fromLocalFile(filename))) self.mediaList.append(filename) self.playBtn.setEnabled(True) self.durationSlider.setEnabled(True) self.isCustomPlaylist = False self.model.layoutChanged.emit() # load song in list view self.set_title() # adjust play/pause icon if self.playlist.mediaCount( ) == 1: # if there is 1 song and you add another self.playlist.setCurrentIndex(0) self.mediaPlayer.pause() def load_playlist(self, playlistName): self.playlist.clear() self.mediaList.clear() # reload config self.data = yaml_loader() for song in self.data['playlistList'][playlistName]: self.playlist.addMedia(QMediaContent(QUrl.fromLocalFile(song))) self.mediaList.append(song) self.playlist.setCurrentIndex(0) self.playBtn.setEnabled(True) self.durationSlider.setEnabled(True) self.playlistIsEmpty = False self.isCustomPlaylist = True self.model.layoutChanged.emit() # load songs in list view self.currentPlaylist = playlistName # name of current loaded playlist self.set_title() self.statusbar.showMessage(f'Playlist "{playlistName}" loaded', 4000) self.menuPlaylist.menuAction().setVisible(True) # adjust play/pause icon self.mediaPlayer.pause() def set_title(self): if self.playlist.mediaCount() == 0: self.setWindowTitle("Sputofy") else: if self.isCustomPlaylist == False: self.setWindowTitle( f"Sputofy - {os.path.splitext(self.playlist.currentMedia().canonicalUrl().fileName())[0]} - {self.playlist.currentIndex()+1}/{self.playlist.mediaCount()}" ) else: self.setWindowTitle( f"Sputofy - {self.currentPlaylist} - {os.path.splitext(self.playlist.currentMedia().canonicalUrl().fileName())[0]} - {self.playlist.currentIndex()+1}/{self.playlist.mediaCount()}" ) #=======================================================# #================== Player Functions ==================# def play_video(self): if self.durationSlider.isEnabled(): # if slider was enabled if self.mediaPlayer.state() == QMediaPlayer.PlayingState: self.mediaPlayer.pause() else: self.mediaPlayer.play() def duration_changed(self, duration): self.durationSlider.setRange(0, duration) if duration > 0: self.totalTime_Label.setText(time_format(round( duration / 1000))) # duration is in ms self.durationSliderMaxValue = duration def position_changed(self, position): if position >= 0: self.elapsedTime_Label.setText(time_format( (position / 1000))) # position is in ms # Disable the events to prevent updating triggering a setPosition event (can cause stuttering). self.durationSlider.blockSignals(True) self.durationSlider.setValue(position) self.durationSlider.blockSignals(False) #=======================================================# #================== Playlist Settings ==================# #TODO Work in progress def playlist_array(self): index = self.playlist.mediaCount() mediaList = [] for i in range(index): # songPath = (self.playlist.media(path).canonicalUrl().path())#.split("/",1)[1] # mediaList.append(songPath) # print(self.playlist.media(i).canonicalUrl().path()) mediaList.append(self.playlist.media(i).canonicalUrl().fileName()) return mediaList def custom_playlist(self): if not self.playlist.mediaCount() == 0: name, is_notEmpty = QInputDialog.getText(self, "playlist", "save playlist as:") if name: if name in self.data['playlistList']: self.statusbar.showMessage( "playlist not created (name is already used)", 4000) else: self.data['playlistList'][name] = self.mediaList yaml_dump(self.data) # add new action Object to dictionary self.actionDict[name] = self.menuPlaylist.addAction( name, partial(self.load_playlist, name)) self.load_playlist( name) # instantly loading the new playlist else: self.statusbar.showMessage( "playlist not created (you should give a name to your baby :/)", 4000) else: self.statusbar.showMessage("there are no songs to playlist", 4000) def delete_playlist(self): if self.isCustomPlaylist: if len(self.data['playlistList']) == 1: self.menuPlaylist.menuAction().setVisible(False) self.data['playlistList'].pop( self.currentPlaylist) # remove playlist from dictionary self.menuPlaylist.removeAction(self.actionDict[ self.currentPlaylist]) # remove relative action self.actionDict.pop( self.currentPlaylist) # remove relative action Object self.playlist.clear() self.model.layoutChanged.emit() self.setWindowTitle("Sputofy") yaml_dump(self.data) self.statusbar.showMessage( 'succesfully deleted "' + self.currentPlaylist + '" playlist', 4000) else: self.statusbar.showMessage("cannot delete a non custom playlist", 4000) def clear_queue(self): self.playlist.clear() self.mediaList.clear() self.playBtn.setEnabled(False) self.model.layoutChanged.emit() def playlist_position_changed(self, i): if i > -1: ix = self.model.index(i) self.playlistView.setCurrentIndex(ix) def playlist_selection_changed(self, ix): # We receive a QItemSelection from selectionChanged. i = ix.indexes()[0].row() self.posizione = i self.playlist.setCurrentIndex(i) self.mediaPlayer.play() #=======================================================# #================== Playback Settings ==================# def next_song(self): if self.playlist.currentIndex() == self.playlist.mediaCount() - 1: self.playlist.setCurrentIndex(0) else: self.playlist.next() def prev_song(self): if self.playlist.currentIndex() == 0: self.playlist.setCurrentIndex(self.playlist.mediaCount() - 1) else: self.playlist.previous() def loop_song(self): if self.playlist.playbackMode() != 1: self.playlist.setPlaybackMode(1) self.actionLoopIt.setText("Loop it: ON") self.loopBtn.setIcon( QIcon(os.path.join(RES_PATH, "loopIconOFF.svg"))) self.randomBtn.setIcon( QIcon(os.path.join(RES_PATH, "randomIconOFF.svg"))) else: self.playlist.setPlaybackMode(2) self.actionLoopIt.setText("Loop it: OFF") def shuffle_playlist(self): if self.playlist.mediaCount(): self.playlist.shuffle() self.model.layoutChanged.emit() else: self.statusbar.showMessage("there are no songs to shuffle", 4000) def loop(self): if self.playlist.playbackMode() != 3: self.playlist.setPlaybackMode(3) self.loopBtn.setIcon( QIcon(os.path.join(RES_PATH, "loopIconON.svg"))) self.randomBtn.setIcon( QIcon(os.path.join(RES_PATH, "randomIconOFF.svg"))) self.actionLoopIt.setText("Loop it: OFF") else: self.playlist.setPlaybackMode(2) self.loopBtn.setIcon( QIcon(os.path.join(RES_PATH, "loopIconOFF.svg"))) def random(self): if self.playlist.playbackMode() != 4: self.playlist.setPlaybackMode(4) self.randomBtn.setIcon( QIcon(os.path.join(RES_PATH, "randomIconON.svg"))) self.loopBtn.setIcon( QIcon(os.path.join(RES_PATH, "loopIconOFF.svg"))) self.actionLoopIt.setText("Loop it: OFF") else: self.playlist.setPlaybackMode(2) self.randomBtn.setIcon( QIcon(os.path.join(RES_PATH, "randomIconOFF.svg"))) def auto_next_track(self): if self.mediaPlayer.mediaStatus() == QMediaPlayer.EndOfMedia: if self.playlist.playbackMode() == 2: # index starts from 0 mediacount starts from 1 if self.playlist.currentIndex( ) != self.playlist.mediaCount() - 1: self.playlist.next() self.mediaPlayer.play() else: # if ended song was the last one set the index to the first one and pause self.playlist.setCurrentIndex(0) self.mediaPlayer.pause() # loop playlist elif self.playlist.playbackMode() == 3: self.playlist.next() self.mediaPlayer.play() # random song elif self.playlist.playbackMode() == 4: while self.playlist.previousIndex( ) == self.playlist.currentIndex( ): # preventing repeating the same song self.playlist.setCurrentIndex( random.randint(0, self.playlist.mediaCount() - 1)) #=======================================================# #================== Volume Settings ==================# def volume_icon(self, volume): self.volumeLabel.setText(f"{volume}%") if volume: volumeIcon = QIcon() volumeIcon.addPixmap( QPixmap(os.path.join(RES_PATH, "volumeIcon.svg")), QIcon.Normal, QIcon.Off) self.volumeBtn.setIcon(volumeIcon) self.previousVolume = self.volumeSlider.value() self.isMuted = False else: volumeMutedIcon = QIcon() volumeMutedIcon.addPixmap( QPixmap(os.path.join(RES_PATH, "volumeMutedIcon.svg")), QIcon.Normal, QIcon.Off) self.volumeBtn.setIcon(volumeMutedIcon) self.isMuted = True def volume_toggle(self): if self.isMuted == False: self.volumeSlider.setValue(0) self.isMuted = True elif self.isMuted == True: if self.previousVolume == 0: self.volumeSlider.setValue(10) else: self.volumeSlider.setValue(self.previousVolume) self.isMuted = False #=======================================================# def mousePressEvent(self, event): ''' remove the border around the buttons created by using tab key ''' focused_widget = QtWidgets.QApplication.focusWidget() try: focused_widget.clearFocus() except: pass QMainWindow.mousePressEvent(self, event) def player_state(self, event): ''' event handler that adjust the play/pause icon ''' if event == QMediaPlayer.PlayingState: pauseIcon = QIcon() pauseIcon.addPixmap( QPixmap(os.path.join(RES_PATH, "pauseIcon.svg")), QIcon.Normal, QIcon.Off) self.playBtn.setIcon(pauseIcon) elif event == QMediaPlayer.PausedState: playIcon = QIcon() playIcon.addPixmap(QPixmap(os.path.join(RES_PATH, "playIcon.svg")), QIcon.Normal, QIcon.Off) self.playBtn.setIcon(playIcon) def closeEvent(self, event): ''' event handler that take window information and save it in config before the window close ''' # retrieve position xAxis = self.geometry().x() yAxis = self.geometry().y() self.data['last_position']['xPos'] = xAxis self.data['last_position']['yPos'] = yAxis # retrieve size width = self.width() height = self.height() self.data['last_window_size']['width'] = width self.data['last_window_size']['height'] = height # retrieve volume self.data['volume'] = self.mediaPlayer.volume() # retrieve user user = os.getlogin() self.data[ 'default_folder'] = f"C:\\Users\\{user}\\Desktop\\sputofy_songs" yaml_dump(self.data) def info_handle(self): info = "Sputofy\n1.0.0\n©2020 "+\ "Sputofy is a free audio player based on the converted youtube songs made by a_str0\n\n"+\ "Sputofy is written using python 3.x and PyQt5 modules" msg = QMessageBox.about(self, "About", info)
class Control: """A class that handles the logic behind the program by manipulating the GUI classes and calling their methods in response to received signals.""" MAGIC = b"\x01\xff" def __init__(self, screens: list) -> None: self.player = QMediaPlayer() self.player.setAudioRole(QAudio.MusicRole) self.playlist = QMediaPlaylist() self.player.setPlaylist(self.playlist) self.mainWindow = MainWindow(self, screens) self.mainArea = self.mainWindow.centralWidget().upperBox.mainArea self.songList = self.mainWindow.centralWidget().upperBox.songList self.mediaControlArea = self.mainWindow.centralWidget( ).mediaControlArea self.mainWindow.show() self.library = None self.currentSong = None self.playing = False self.random = False self.repeat = 0 self.volume = 50 self.volumeChange(self.volume) self.mediaControlArea.volumeControl.setValue(self.volume) self.mainTimer = QTimer() self.mainTimer.setInterval(100) self.mainTimer.timeout.connect(self.updateSongProgress) self.mainTimer.start() self.libraryUpdateTimer = QTimer() self.libraryUpdateTimer.setInterval(15_000) self.libraryUpdateTimer.timeout.connect(self.updateLibrary) self.libraryUpdateTimer.start() self._connection = None self.connections() self.displayedType = None self.displayedName = None self.types = None self.songListWidth = None values = self.load() if values: self.mainWindow.setGeometry(*values) self.volumeChange(self.volume) self.mediaControlArea.volumeControl.setValue(self.volume) self.setUpTimer = QTimer() self.setUpTimer.setInterval(20) self.setUpTimer.setSingleShot(True) self.setUpTimer.timeout.connect(self.setAreas) self.setUpTimer.start() def connections(self): self.player.currentMediaChanged.connect(self.updateCurrentSong) self.player.durationChanged.connect(self.updateSongProgressRange) self.player.stateChanged.connect(self.playerStatusChanged) self.mediaControlArea.previousButton.click.connect( self.playlist.previous) self.mediaControlArea.repeatButton.click.connect( self.repeatButtonClick) self.mediaControlArea.stopButton.click.connect(self.stopButtonClick) self.mediaControlArea.playButton.click.connect(self.playButtonClick) self.mediaControlArea.randomButton.click.connect( self.randomButtonClick) self.mediaControlArea.nextButton.click.connect(self.playlist.next) self.mediaControlArea.muteButton.click.connect(self.mute) self.mediaControlArea.songProgress.sliderMoved.connect( self.songProgressMove) self.mediaControlArea.volumeControl.sliderMoved.connect( self.volumeChange) def setAreas(self) -> None: """Called after the GUI is created to provide user with a feedback that the program is running in case a larger amount of songs will be added when the Library class is initialized.""" # TODO add a tooltip that will notify the user larger amount of songs is being loaded # (freezes the program as the execution moves to the Library class.) self.library = library.Library() self.types = { "artist": self.library.getSongsForArtist, "album": self.library.getSongsForAlbum, "playlist": self.library.getSongsForPlaylist } self.mainArea.setAreas(self.library) self.setUpTimer.deleteLater() self.setUpTimer = None self.getSongs(self.displayedType, self.displayedName) if self.songListWidth is not None: songListGeometry = self.songList.geometry() self.songList.preferredWidth = songListGeometry.width( ) - self.songListWidth self.mainWindow.centralWidget().upperBox.line.resizeWidgets( songListGeometry.width() - self.songListWidth) def updateLibrary(self) -> None: self.library.update() self.mainArea.updateView(self.library) def updateCurrentSong(self) -> None: """Update all areas that may display information about the currently playing song - SongList, Now Playing tab, BottomBox""" media = self.player.currentMedia() self.currentSong = media.request().url().toLocalFile().replace( "/", "\\") if self.currentSong in self.library.library: self.songList.updateActiveSong(self.currentSong) self.mainArea.updateActiveSong(self.playlist.currentIndex()) songEntry = self.library.library[self.currentSong] self.mediaControlArea.updateSongInfo( f"{songEntry[ARTIST]} - {songEntry[NAME]}") def updateSongProgressRange(self) -> None: """Updates the range of the slider that represents the song position.""" self.mediaControlArea.updateSongProgressRange(self.player.duration()) def playerStatusChanged(self) -> None: """Used to properly update the player look after the current playlist has finished.""" index = self.playlist.currentIndex() if index == -1: self.stopButtonClick() def getSongs(self, isType: str, name: str) -> None: """Retrieves the songs for a given artist, album or playlist based on type and passes the resulting list to the SongList class.""" if isType is None: isType = self.displayedType if name is None: name = self.displayedName orderBy = self.songList.buttonOrderBy.text() reverse = True if self.songList.buttonOrderReverse.text() == chr( 0x25bc) else False listForType = self.types[isType](name, orderBy, reverse) playlist = None if isType == "playlist": playlist = name if len(listForType) == 0: artists = self.library.artists if len(artists): listForType = self.library.getSongsForArtist(artists[0]) self.songList.updateSongList(listForType, self.library.library, self.currentSong, playlist, isType) self.displayedType = isType self.displayedName = name def playSongList(self, song: str = None) -> None: """Called when user double-clicks on an artist/album/playlist widget or a song in right-hand side panel.""" self.playlist.clear() index = 0 loopIndex = 0 for songPath in self.songList.garbageProtector: if song == songPath: index = loopIndex self.playlist.addMedia(QMediaContent(QUrl.fromLocalFile(songPath))) loopIndex += 1 if self.playlist.isEmpty(): return self.player.play() if index > 0: self.playlist.setCurrentIndex(index) self.playing = True self.mediaControlArea.playButton.updatePictures( bottom.pausePixmap, bottom.pauseHoverPixmap, False) self.mainArea.setNowPlayingArea(self.library) self.mainArea.updateActiveSong(self.playlist.currentIndex()) def playSongWidget(self, songPath: str, afterCurrent: bool = False) -> None: if afterCurrent: index = self.playlist.currentIndex() + 1 self.playlist.insertMedia( index, QMediaContent(QUrl.fromLocalFile(songPath))) else: self.playlist.addMedia(QMediaContent(QUrl.fromLocalFile(songPath))) self.mainArea.setNowPlayingArea(self.library) self.mainArea.updateActiveSong(self.playlist.currentIndex()) self.playing = True def removeFromNowPlaying(self, widget) -> None: if self.playlist.mediaCount() > 1: for row in range(self.mainArea.nowPlayingLayout.rowCount()): for column in range( self.mainArea.nowPlayingLayout.columnCount()): if self.mainArea.nowPlayingLayout.itemAtPosition( row, column).widget() is widget: self.playlist.removeMedia(row - 1) break else: continue break else: self.stopButtonClick() self.playlist.clear() self.mainArea.setNowPlayingArea(self.library) if self.playing: self.mainArea.updateActiveSong(self.playlist.currentIndex()) def playMediaWidget(self, isType: str, target: str, startOver: bool, afterCurrent: bool) -> None: """Called from MediaWidget - plays all songs for MediaWidget's type and name.""" if startOver: self.playlist.clear() if afterCurrent: index = self.playlist.currentIndex() + 1 for songPath in self.types[isType](target): self.playlist.insertMedia( index, QMediaContent(QUrl.fromLocalFile(songPath))) index += 1 else: for songPath in self.types[isType](target): self.playlist.addMedia( QMediaContent(QUrl.fromLocalFile(songPath))) if startOver: self.player.play() self.playing = True self.mediaControlArea.playButton.updatePictures( bottom.pausePixmap, bottom.pauseHoverPixmap, False) self.mainArea.setNowPlayingArea(self.library) self.mainArea.updateActiveSong(self.playlist.currentIndex()) def playFromNowPlaying(self, song: str) -> None: """Called when user double-clicks on a song in the Now Playing tab.""" for n in range(self.playlist.mediaCount()): media = self.playlist.media(n) if song == media.request().url().toLocalFile().replace("/", "\\"): self.playlist.setCurrentIndex(n) if not self.playing: self.player.play() self.playing = True return def createPlaylist(self, playlistName: str) -> None: self.library.createPlaylist(playlistName) self.mainArea.setMainAreaPlaylists(self.library) def addToExistingPlaylist(self, playlist: str, songOrWidget: str, isType: str) -> None: if isType in self.types: for song in self.types[isType](songOrWidget): self.library.addToPlaylist(playlist, song) else: self.library.addToPlaylist(playlist, songOrWidget) self.library.update() def removeFromPlaylist(self, playlist: str, song: str) -> None: self.library.deleteFromPlaylist(playlist, song) self.mainArea.setMainAreaPlaylists(self.library) self.library.update() self.getSongs("playlist", playlist) def renamePlaylist(self, playlistName: str, newPlaylistName: str) -> None: self.library.renamePlaylist(playlistName, newPlaylistName) self.mainArea.setMainAreaPlaylists(self.library) self.library.update() def deletePlaylist(self, playlistName: str) -> None: self.library.deletePlaylist(playlistName) self.mainArea.setMainAreaPlaylists(self.library) self.library.update() def addWatchedFolder(self, folder: str) -> None: """Adds a folder to the Library class. all mp3 files within the folder and its sub-folders will be added to the library and accessible to the player.""" self.library.addFolder(folder.replace("/", "\\")) self.mainArea.updateView(self.library) def removeWatchedFolder(self, folder: str) -> None: """Removes folder from the library, updates view and stops playback if the current song was in the now-removed folder.""" self.library.deleteFolder(folder) self.mainArea.updateView(self.library) if self.currentSong not in self.library.library: self.songList.updateSongList([], [], "", "") self.player.stop() self.playlist.clear() self.mediaControlArea.updateSongInfo("") self.songList.nowPlayingSong = None self.mainArea.nowPlayingSong = None self.playing = False self.mediaControlArea.updatePlayButton(self.playing, False) def playButtonClick(self, passMove: bool = True) -> None: if not self.playing: if self.playlist.isEmpty(): self.playSongList() return self.playing = True self.player.play() self.mainArea.updateActiveSong(self.playlist.currentIndex()) self.songList.updateActiveSong(self.currentSong) else: self.playing = False self.player.pause() self.mediaControlArea.updatePlayButton(self.playing, passMove) def repeatButtonClick(self) -> None: if self.repeat == 0: self.repeat = 1 self.playlist.setPlaybackMode(QMediaPlaylist.Loop) elif self.repeat == 1: self.repeat = 2 self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemInLoop) elif self.repeat == 2: self.repeat = 0 self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) self.mediaControlArea.updateRepeatButton(self.repeat) def randomButtonClick(self) -> None: if not self.random: self.random = True self.playlist.setPlaybackMode(QMediaPlaylist.Random) else: self.random = False self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) self.mediaControlArea.updateRandomButton(self.random) def stopButtonClick(self) -> None: self.playing = False self.player.stop() if self.songList.nowPlayingSong is not None: self.songList.nowPlayingSong.clear() if self.mainArea.nowPlayingSong is not None: self.mainArea.nowPlayingSong.clear() self.mediaControlArea.updatePlayButton(self.playing, False) def mute(self) -> None: if not self.player.isMuted(): self.player.setMuted(True) self.mediaControlArea.showMute() else: self.player.setMuted(False) self.volumeChange(self.volume) def volumeChange(self, volume: int) -> None: logVolume = QAudio.convertVolume(volume / 100, QAudio.LogarithmicVolumeScale, QAudio.LinearVolumeScale) * 100 self.player.setVolume(logVolume) self.volume = volume self.mediaControlArea.updateVolumeBar(volume) def songProgressMove(self, position: int) -> None: self.player.setPosition(position) def updateSongProgress(self) -> None: position = self.player.position() if 0 <= position < 2_000_000_000: if self.player.state() > 0: self.mediaControlArea.updateSongProgress(position) if self.playing: self.songList.activeSongPixmap() self.mainArea.activeSongPixmap() else: self.mediaControlArea.updateSongProgress(0) def disconnect(self): self.player.currentMediaChanged.disconnect() self.player.durationChanged.disconnect() self.player.stateChanged.disconnect() self.mediaControlArea.previousButton.click.disconnect() self.mediaControlArea.repeatButton.click.disconnect() self.mediaControlArea.stopButton.click.disconnect() self.mediaControlArea.playButton.click.disconnect() self.mediaControlArea.randomButton.click.disconnect() self.mediaControlArea.nextButton.click.disconnect() self.mediaControlArea.muteButton.click.disconnect() self.mediaControlArea.songProgress.sliderMoved.disconnect() self.mediaControlArea.volumeControl.sliderMoved.disconnect() def close(self) -> None: self.disconnect() self.player.stop() self.mainTimer.stop() self.save() def save(self) -> None: """Called on exit, saves current view, geometry and volume.""" with gzip.open(r"musicplayer\mpdata", "wb") as fh: fh.write(self.MAGIC) toBeWritten = struct.pack(f"<h{len(self.displayedType.encode())}s", len(self.displayedType.encode()), self.displayedType.encode()) fh.write(toBeWritten) fh.write(self.MAGIC) toBeWritten = struct.pack(f"<h{len(self.displayedName.encode())}s", len(self.displayedName.encode()), self.displayedName.encode()) fh.write(toBeWritten) fh.write(self.MAGIC) geo = self.mainWindow.geometry() toBeWritten = struct.pack("<4h", geo.x(), geo.y(), geo.width(), geo.height()) fh.write(toBeWritten) toBeWritten = struct.pack("<h", self.volume) fh.write(toBeWritten) toBeWritten = struct.pack("<h", self.songList.width()) fh.write(toBeWritten) def load(self) -> [bool, tuple]: """Called on startup, loads view, geometry and volume saved on previous run.""" try: with gzip.open(r"musicplayer\mpdata", "rb") as fh: if not fh.read(2) == self.MAGIC: return False length = fh.read(2) length = struct.unpack("<h", length)[0] displayedType = fh.read(length) displayedType = struct.unpack(f"<{length}s", displayedType)[0].decode("utf8") if displayedType in ["artist", "album", "playlist"]: self.displayedType = displayedType if not fh.read(2) == self.MAGIC: return False length = fh.read(2) length = struct.unpack("<h", length)[0] displayedName = fh.read(length) displayedName = struct.unpack(f"<{length}s", displayedName)[0].decode("utf8") if not fh.read(2) == self.MAGIC: return False self.displayedName = displayedName variables = [] for n in range(6): var = fh.read(2) var = struct.unpack("<h", var)[0] variables.append(var) x, y, width, height, volume, songListWidth = variables self.volume = volume self.songListWidth = songListWidth return x, y, width, height except Exception: return False
class FmvManager(QDockWidget, Ui_ManagerWindow): ''' Video Manager ''' def __init__(self, iface, parent=None): super().__init__(parent) self.setupUi(self) self.parent = parent self.iface = iface self._PlayerDlg = None self.meta_reader = [] self.initialPt = [] self.pass_time = 250 self.buf_interval = 2000 self.update_interval = 2000 self.loading = False self.playlist = QMediaPlaylist() self.VManager.viewport().installEventFilter(self) # Context Menu self.VManager.customContextMenuRequested.connect(self.__context_menu) self.removeAct = QAction( QIcon(":/imgFMV/images/mActionDeleteSelected.svg"), QCoreApplication.translate("ManagerDock", "Remove from list"), self, triggered=self.remove) self.VManager.setColumnWidth(1, 250) self.VManager.setColumnWidth(2, 140) self.VManager.setColumnWidth(3, 600) self.VManager.setColumnWidth(4, 600) self.VManager.setColumnWidth(5, 130) self.VManager.verticalHeader().setDefaultAlignment(Qt.AlignHCenter) self.VManager.hideColumn(0) self.videoPlayable = [] self.videoIsStreaming = [] self.dtm_path = parser['GENERAL']['DTM_file'] draw.setValues() self.setAcceptDrops(True) def loadVideosFromSettings(self): # Get Video Manager List VideoList = getVideoManagerList() for load_id in VideoList: filename = s.value(getNameSpace() + "/Manager_List/" + load_id) _, name = os.path.split(filename) folder = getVideoFolder(filename) klv_folder = os.path.join(folder, "klv") exist = os.path.exists(klv_folder) if exist: self.AddFileRowToManager(name, filename, load_id, exist, klv_folder) else: if os.path.isfile(filename): self.AddFileRowToManager(name, filename, load_id) def eventFilter(self, source, event): ''' Event Filter ''' if (event.type() == QEvent.MouseButtonPress and source is self.VManager.viewport() and self.VManager.itemAt(event.pos()) is None): self.VManager.clearSelection() return QDockWidget.eventFilter(self, source, event) @pyqtSlot(QPoint) def __context_menu(self, position): ''' Context Menu Manager Rows ''' if self.VManager.itemAt(position) is None: return menu = QMenu() menu.addAction(self.removeAct) menu.exec_(self.VManager.mapToGlobal(position)) def remove(self): ''' Remove current row ''' if self.loading: return # close video player (safer because it changes playlist internals) if self._PlayerDlg is not None: self._PlayerDlg.close() for cr in self.VManager.selectedItems(): idx = 0 # we browse cells but we need lines, so ignore already deleted rows try: idx = cr.row() except Exception: continue row_id = self.VManager.item(idx, 0).text() row_text = self.VManager.item(idx, 1).text() self.VManager.removeRow(idx) self.videoPlayable.pop(idx) self.videoIsStreaming.pop(idx) self.initialPt.pop(idx) # Remove video to Settings List RemoveVideoToSettings(row_id) # Remove folder if is local RemoveVideoFolder(row_text) if self.meta_reader[idx] is not None: self.meta_reader[idx].dispose() self.meta_reader.pop(idx) # remove from playlist self.playlist.removeMedia(idx) def closePlayer(self): ''' Close FMV ''' try: self._PlayerDlg.close() except Exception: None def closeFMV(self): ''' Close FMV ''' try: self._PlayerDlg.close() except Exception: None self.close() return def openStreamDialog(self): ''' Open Stream Dialog ''' self.OpenStream = OpenStream(self.iface, parent=self) self.OpenStream.setWindowFlags(Qt.Window | Qt.WindowCloseButtonHint) self.OpenStream.exec_() return def openMuiltiplexorDialog(self): ''' Open Multiplexor Dialog ''' self.Muiltiplexor = Multiplexor(self.iface, parent=self, Exts=ast.literal_eval( parser.get("FILES", "Exts"))) self.Muiltiplexor.setWindowFlags(Qt.Window | Qt.WindowCloseButtonHint) self.Muiltiplexor.exec_() return def AddFileRowToManager(self, name, filename, load_id=None, islocal=False, klv_folder=None): ''' Add file Video to new Row ''' # We limit the number of videos due to the buffer self.loading = True if self.VManager.rowCount() > 5: qgsu.showUserAndLogMessage(QCoreApplication.translate( "ManagerDock", "You must delete some video from the list before adding a new one" ), level=QGis.Warning) self.loading = False return self.islocal = islocal self.klv_folder = klv_folder w = QWidget() layout = QVBoxLayout() pbar = QProgressBar() layout.addWidget(pbar) w.setLayout(layout) rowPosition = self.VManager.rowCount() self.videoPlayable.append(False) pbar.setGeometry(0, 0, 300, 30) pbar.setValue(0) pbar.setMaximumHeight(30) if load_id is None: row_id = 0 if rowPosition != 0: row_id = int(self.VManager.item(rowPosition - 1, 0).text()) + 1 else: row_id = load_id self.VManager.insertRow(rowPosition) self.VManager.setItem(rowPosition, 0, QTableWidgetItem(str(row_id))) self.VManager.setItem(rowPosition, 1, QTableWidgetItem(name)) self.VManager.setItem( rowPosition, 2, QTableWidgetItem( QCoreApplication.translate("ManagerDock", "Loading"))) self.VManager.setItem(rowPosition, 3, QTableWidgetItem(filename)) self.VManager.setItem(rowPosition, 4, QTableWidgetItem("-")) self.VManager.setCellWidget(rowPosition, 5, w) self.VManager.setVisible(False) self.VManager.horizontalHeader().setStretchLastSection(True) self.VManager.setVisible(True) # resolve if it is a stream if "://" in filename: self.videoIsStreaming.append(True) else: self.videoIsStreaming.append(False) if not self.videoIsStreaming[-1]: # Disable row if not exist video file if not os.path.exists(filename): self.ToggleActiveRow(rowPosition, value="Missing source file") for j in range(self.VManager.columnCount()): try: self.VManager.item(rowPosition, j).setFlags(Qt.NoItemFlags | Qt.ItemIsEnabled) self.VManager.item(rowPosition, j).setBackground( QColor(211, 211, 211)) except Exception: self.VManager.cellWidget(rowPosition, j).setStyleSheet( "background-color:rgb(211,211,211);") pass self.loading = False return pbar.setValue(30) info = FFMpeg().probe(filename) if info is None: qgsu.showUserAndLogMessage( QCoreApplication.translate("ManagerDock", "Failed loading FFMPEG ! ")) klvIdx = getKlvStreamIndex(filename, islocal) # init non-blocking metadata buffered reader self.meta_reader.append( BufferedMetaReader(filename, klv_index=klvIdx, pass_time=self.pass_time, interval=self.buf_interval)) pbar.setValue(60) try: # init point we can center the video on self.initialPt.append( getVideoLocationInfo(filename, islocal, klv_folder)) if not self.initialPt[rowPosition]: self.VManager.setItem( rowPosition, 4, QTableWidgetItem( QCoreApplication.translate( "ManagerDock", "Start location not available."))) self.ToggleActiveRow(rowPosition, value="Video not applicable") pbar.setValue(100) else: self.VManager.setItem( rowPosition, 4, QTableWidgetItem(self.initialPt[rowPosition][2])) pbar.setValue(90) self.videoPlayable[rowPosition] = True except Exception: qgsu.showUserAndLogMessage( QCoreApplication.translate( "ManagerDock", "This video doesn't have Metadata ! ")) pbar.setValue(100) self.ToggleActiveRow(rowPosition, value="Video not applicable") else: self.meta_reader.append(StreamMetaReader(filename)) qgsu.showUserAndLogMessage("", "StreamMetaReader initialized.", onlyLog=True) self.initialPt.append(None) self.videoPlayable[rowPosition] = True url = "" if self.videoIsStreaming[-1]: # show video from splitter (port +1) oldPort = filename.split(":")[2] newPort = str(int(oldPort) + 10) proto = filename.split(":")[0] url = QUrl(proto + "://127.0.0.1:" + newPort) else: url = QUrl.fromLocalFile(filename) self.playlist.addMedia(QMediaContent(url)) if self.videoPlayable[rowPosition]: pbar.setValue(100) if islocal: self.ToggleActiveRow(rowPosition, value="Ready Local") else: self.ToggleActiveRow(rowPosition, value="Ready") # Add video to settings list AddVideoToSettings(str(row_id), filename) self.loading = False def openVideoFileDialog(self): ''' Open video file dialog ''' if self.loading: return Exts = ast.literal_eval(parser.get("FILES", "Exts")) filename, _ = askForFiles(self, QCoreApplication.translate( "ManagerDock", "Open video"), exts=Exts) if filename: if not self.isFileInPlaylist(filename): _, name = os.path.split(filename) self.AddFileRowToManager(name, filename) else: qgsu.showUserAndLogMessage( QCoreApplication.translate( "ManagerDock", "File is already loaded in playlist: " + filename)) return def isFileInPlaylist(self, filename): mcount = self.playlist.mediaCount() for x in range(mcount): if filename in self.playlist.media(x).canonicalUrl().toString(): return True return False def PlayVideoFromManager(self, model): ''' Play video from manager dock. Manager row double clicked ''' # Don't enable Play if video doesn't have metadata if not self.videoPlayable[model.row()]: return try: if self._PlayerDlg.isVisible(): self._PlayerDlg.close() except Exception: None path = self.VManager.item(model.row(), 3).text() text = self.VManager.item(model.row(), 1).text() folder = getVideoFolder(text) klv_folder = os.path.join(folder, "klv") exist = os.path.exists(klv_folder) # First time we open the player if self._PlayerDlg is None: if exist: self.CreatePlayer(path, self.update_interval, model.row(), islocal=True, klv_folder=klv_folder) else: self.CreatePlayer(path, self.update_interval, model.row()) self.SetupPlayer(model.row()) if exist: self._PlayerDlg.playFile(path, islocal=True, klv_folder=klv_folder) else: self._PlayerDlg.playFile(path) def SetupPlayer(self, row): ''' Play video from manager dock. Manager row double clicked ''' self.ToggleActiveRow(row) self.playlist.setCurrentIndex(row) # qgsu.CustomMessage("QGIS FMV", path, self._PlayerDlg.fileName, icon="Information") # if path != self._PlayerDlg.fileName: self._PlayerDlg.setMetaReader(self.meta_reader[row]) self.ToggleActiveFromTitle() self._PlayerDlg.show() self._PlayerDlg.activateWindow() # zoom to map zone curAuthId = self.iface.mapCanvas().mapSettings().destinationCrs( ).authid() if self.initialPt[row][1] is not None and self.initialPt[row][ 0] is not None: map_pos = QgsPointXY(self.initialPt[row][1], self.initialPt[row][0]) if curAuthId != "EPSG:4326": trgCode = int(curAuthId.split(":")[1]) xform = QgsCoordinateTransform( QgsCoordinateReferenceSystem(4326), QgsCoordinateReferenceSystem(trgCode), QgsProject().instance()) map_pos = xform.transform(map_pos) self.iface.mapCanvas().setCenter(map_pos) self.iface.mapCanvas().zoomScale(50000) def CreatePlayer(self, path, interval, row, islocal=False, klv_folder=None): ''' Create Player ''' self._PlayerDlg = QgsFmvPlayer(self.iface, path, interval, parent=self, meta_reader=self.meta_reader[row], pass_time=self.pass_time, islocal=islocal, klv_folder=klv_folder) self._PlayerDlg.player.setPlaylist(self.playlist) self._PlayerDlg.setWindowFlags(Qt.Dialog | Qt.WindowCloseButtonHint) self._PlayerDlg.show() self._PlayerDlg.activateWindow() def ToggleActiveFromTitle(self): ''' Toggle Active video status ''' column = 2 for row in range(self.VManager.rowCount()): if self.VManager.item(row, column) is not None: v = self.VManager.item(row, column).text() text = self.VManager.item(row, 1).text() if v == "Playing": folder = getVideoFolder(text) klv_folder = os.path.join(folder, "klv") exist = os.path.exists(klv_folder) if exist: self.ToggleActiveRow(row, value="Ready Local") else: self.ToggleActiveRow(row, value="Ready") return def ToggleActiveRow(self, row, value="Playing"): ''' Toggle Active row manager video status ''' self.VManager.setItem( row, 2, QTableWidgetItem(QCoreApplication.translate("ManagerDock", value))) return def closeEvent(self, _): ''' Close Manager Event ''' FmvDock = qgis.utils.plugins[getNameSpace()] FmvDock._FMVManager = None try: if self._PlayerDlg.isVisible(): self._PlayerDlg.close() except Exception: None return def dragEnterEvent(self, e): check = True Exts = ast.literal_eval(parser.get("FILES", "Exts")) if e.mimeData().hasUrls(): for url in e.mimeData().urls(): fileIsOk = False for ext in Exts: if url.fileName().lower().endswith(ext): fileIsOk = True break if not fileIsOk: check = False break # Only accept if all files match a required extension if check: e.acceptProposedAction() # Ignore and stop propagation else: e.setDropAction(Qt.IgnoreAction) e.accept() def dropEvent(self, e): for url in e.mimeData().urls(): # local files if "file:///" in url.toString(): if not self.isFileInPlaylist(url.toString()[8:]): self.AddFileRowToManager(url.fileName(), url.toString()[8:]) # network drives else: if not self.isFileInPlaylist(url.toString()[5:]): self.AddFileRowToManager(url.fileName(), url.toString()[5:])
class MusicPlayer(QMainWindow): """MusicPlayer houses all of elements that directly interact with the main window.""" def __init__(self, parent=None): """Initialize the QMainWindow widget. The window title, window icon, and window size are initialized here as well as the following widgets: QMediaPlayer, QMediaPlaylist, QMediaContent, QMenuBar, QToolBar, QLabel, QPixmap, QSlider, QDockWidget, QListWidget, QWidget, and QVBoxLayout. The connect signals for relavant widgets are also initialized. """ super(MusicPlayer, self).__init__(parent) self.setWindowTitle('Mosaic') window_icon = utilities.resource_filename('mosaic.images', 'icon.png') self.setWindowIcon(QIcon(window_icon)) self.resize(defaults.Settings().window_size, defaults.Settings().window_size + 63) # Initiates Qt objects to be used by MusicPlayer self.player = QMediaPlayer() self.playlist = QMediaPlaylist() self.playlist_location = defaults.Settings().playlist_path self.content = QMediaContent() self.menu = self.menuBar() self.toolbar = QToolBar() self.art = QLabel() self.pixmap = QPixmap() self.slider = QSlider(Qt.Horizontal) self.duration_label = QLabel() self.playlist_dock = QDockWidget('Playlist', self) self.library_dock = QDockWidget('Media Library', self) self.playlist_view = QListWidget() self.library_view = library.MediaLibraryView() self.library_model = library.MediaLibraryModel() self.preferences = configuration.PreferencesDialog() self.widget = QWidget() self.layout = QVBoxLayout(self.widget) self.duration = 0 self.playlist_dock_state = None self.library_dock_state = None # Sets QWidget() as the central widget of the main window self.setCentralWidget(self.widget) self.layout.setContentsMargins(0, 0, 0, 0) self.art.setSizePolicy(QSizePolicy.Ignored, QSizePolicy.Ignored) # Initiates the playlist dock widget and the library dock widget self.addDockWidget(defaults.Settings().dock_position, self.playlist_dock) self.playlist_dock.setWidget(self.playlist_view) self.playlist_dock.setVisible(defaults.Settings().playlist_on_start) self.playlist_dock.setFeatures(QDockWidget.DockWidgetClosable) self.addDockWidget(defaults.Settings().dock_position, self.library_dock) self.library_dock.setWidget(self.library_view) self.library_dock.setVisible(defaults.Settings().media_library_on_start) self.library_dock.setFeatures(QDockWidget.DockWidgetClosable) self.tabifyDockWidget(self.playlist_dock, self.library_dock) # Sets the range of the playback slider and sets the playback mode as looping self.slider.setRange(0, self.player.duration() / 1000) self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) # OSX system menu bar causes conflicts with PyQt5 menu bar if sys.platform == 'darwin': self.menu.setNativeMenuBar(False) # Initiates Settings in the defaults module to give access to settings.toml defaults.Settings() # Signals that connect to other methods when they're called self.player.metaDataChanged.connect(self.display_meta_data) self.slider.sliderMoved.connect(self.seek) self.player.durationChanged.connect(self.song_duration) self.player.positionChanged.connect(self.song_position) self.player.stateChanged.connect(self.set_state) self.playlist_view.itemActivated.connect(self.activate_playlist_item) self.library_view.activated.connect(self.open_media_library) self.playlist.currentIndexChanged.connect(self.change_index) self.playlist.mediaInserted.connect(self.initialize_playlist) self.playlist_dock.visibilityChanged.connect(self.dock_visiblity_change) self.library_dock.visibilityChanged.connect(self.dock_visiblity_change) self.preferences.dialog_media_library.media_library_line.textChanged.connect(self.change_media_library_path) self.preferences.dialog_view_options.dropdown_box.currentIndexChanged.connect(self.change_window_size) self.art.mousePressEvent = self.press_playback # Creating the menu controls, media controls, and window size of the music player self.menu_controls() self.media_controls() self.load_saved_playlist() def menu_controls(self): """Initiate the menu bar and add it to the QMainWindow widget.""" self.file = self.menu.addMenu('File') self.edit = self.menu.addMenu('Edit') self.playback = self.menu.addMenu('Playback') self.view = self.menu.addMenu('View') self.help_ = self.menu.addMenu('Help') self.file_menu() self.edit_menu() self.playback_menu() self.view_menu() self.help_menu() def media_controls(self): """Create the bottom toolbar and controls used for media playback.""" self.addToolBar(Qt.BottomToolBarArea, self.toolbar) self.toolbar.setMovable(False) play_icon = utilities.resource_filename('mosaic.images', 'md_play.png') self.play_action = QAction(QIcon(play_icon), 'Play', self) self.play_action.triggered.connect(self.player.play) stop_icon = utilities.resource_filename('mosaic.images', 'md_stop.png') self.stop_action = QAction(QIcon(stop_icon), 'Stop', self) self.stop_action.triggered.connect(self.player.stop) previous_icon = utilities.resource_filename('mosaic.images', 'md_previous.png') self.previous_action = QAction(QIcon(previous_icon), 'Previous', self) self.previous_action.triggered.connect(self.previous) next_icon = utilities.resource_filename('mosaic.images', 'md_next.png') self.next_action = QAction(QIcon(next_icon), 'Next', self) self.next_action.triggered.connect(self.playlist.next) repeat_icon = utilities.resource_filename('mosaic.images', 'md_repeat_none.png') self.repeat_action = QAction(QIcon(repeat_icon), 'Repeat', self) self.repeat_action.setShortcut('R') self.repeat_action.triggered.connect(self.repeat_song) self.toolbar.addAction(self.play_action) self.toolbar.addAction(self.stop_action) self.toolbar.addAction(self.previous_action) self.toolbar.addAction(self.next_action) self.toolbar.addAction(self.repeat_action) self.toolbar.addWidget(self.slider) self.toolbar.addWidget(self.duration_label) def file_menu(self): """Add a file menu to the menu bar. The file menu houses the Open File, Open Multiple Files, Open Playlist, Open Directory, and Exit Application menu items. """ self.open_action = QAction('Open File', self) self.open_action.setShortcut('O') self.open_action.triggered.connect(self.open_file) self.open_multiple_files_action = QAction('Open Multiple Files', self) self.open_multiple_files_action.setShortcut('M') self.open_multiple_files_action.triggered.connect(self.open_multiple_files) self.open_playlist_action = QAction('Open Playlist', self) self.open_playlist_action.setShortcut('CTRL+P') self.open_playlist_action.triggered.connect(self.open_playlist) self.open_directory_action = QAction('Open Directory', self) self.open_directory_action.setShortcut('D') self.open_directory_action.triggered.connect(self.open_directory) self.save_playlist_action = QAction('Save Playlist', self) self.save_playlist_action.setShortcut('CTRL+S') self.save_playlist_action.triggered.connect(self.save_playlist) self.exit_action = QAction('Quit', self) self.exit_action.setShortcut('CTRL+Q') self.exit_action.triggered.connect(self.closeEvent) self.file.addAction(self.open_action) self.file.addAction(self.open_multiple_files_action) self.file.addAction(self.open_playlist_action) self.file.addAction(self.open_directory_action) self.file.addSeparator() self.file.addAction(self.save_playlist_action) self.file.addSeparator() self.file.addAction(self.exit_action) def edit_menu(self): """Add an edit menu to the menu bar. The edit menu houses the preferences item that opens a preferences dialog that allows the user to customize features of the music player. """ self.preferences_action = QAction('Preferences', self) self.preferences_action.setShortcut('CTRL+SHIFT+P') self.preferences_action.triggered.connect(lambda: self.preferences.exec_()) self.edit.addAction(self.preferences_action) def playback_menu(self): """Add a playback menu to the menu bar. The playback menu houses """ self.play_playback_action = QAction('Play', self) self.play_playback_action.setShortcut('P') self.play_playback_action.triggered.connect(self.player.play) self.stop_playback_action = QAction('Stop', self) self.stop_playback_action.setShortcut('S') self.stop_playback_action.triggered.connect(self.player.stop) self.previous_playback_action = QAction('Previous', self) self.previous_playback_action.setShortcut('B') self.previous_playback_action.triggered.connect(self.previous) self.next_playback_action = QAction('Next', self) self.next_playback_action.setShortcut('N') self.next_playback_action.triggered.connect(self.playlist.next) self.playback.addAction(self.play_playback_action) self.playback.addAction(self.stop_playback_action) self.playback.addAction(self.previous_playback_action) self.playback.addAction(self.next_playback_action) def view_menu(self): """Add a view menu to the menu bar. The view menu houses the Playlist, Media Library, Minimalist View, and Media Information menu items. The Playlist item toggles the playlist dock into and out of view. The Media Library items toggles the media library dock into and out of view. The Minimalist View item resizes the window and shows only the menu bar and player controls. The Media Information item opens a dialog that shows information relevant to the currently playing song. """ self.dock_action = self.playlist_dock.toggleViewAction() self.dock_action.setShortcut('CTRL+ALT+P') self.library_dock_action = self.library_dock.toggleViewAction() self.library_dock_action.setShortcut('CTRL+ALT+L') self.minimalist_view_action = QAction('Minimalist View', self) self.minimalist_view_action.setShortcut('CTRL+ALT+M') self.minimalist_view_action.setCheckable(True) self.minimalist_view_action.triggered.connect(self.minimalist_view) self.view_media_info_action = QAction('Media Information', self) self.view_media_info_action.setShortcut('CTRL+SHIFT+M') self.view_media_info_action.triggered.connect(self.media_information_dialog) self.view.addAction(self.dock_action) self.view.addAction(self.library_dock_action) self.view.addSeparator() self.view.addAction(self.minimalist_view_action) self.view.addSeparator() self.view.addAction(self.view_media_info_action) def help_menu(self): """Add a help menu to the menu bar. The help menu houses the about dialog that shows the user information related to the application. """ self.about_action = QAction('About', self) self.about_action.setShortcut('H') self.about_action.triggered.connect(lambda: about.AboutDialog().exec_()) self.help_.addAction(self.about_action) def open_file(self): """Open the selected file and add it to a new playlist.""" filename, success = QFileDialog.getOpenFileName(self, 'Open File', '', 'Audio (*.mp3 *.flac)', '', QFileDialog.ReadOnly) if success: file_info = QFileInfo(filename).fileName() playlist_item = QListWidgetItem(file_info) self.playlist.clear() self.playlist_view.clear() self.playlist.addMedia(QMediaContent(QUrl().fromLocalFile(filename))) self.player.setPlaylist(self.playlist) playlist_item.setToolTip(file_info) self.playlist_view.addItem(playlist_item) self.playlist_view.setCurrentRow(0) self.player.play() def open_multiple_files(self): """Open the selected files and add them to a new playlist.""" filenames, success = QFileDialog.getOpenFileNames(self, 'Open Multiple Files', '', 'Audio (*.mp3 *.flac)', '', QFileDialog.ReadOnly) if success: self.playlist.clear() self.playlist_view.clear() for file in natsort.natsorted(filenames, alg=natsort.ns.PATH): file_info = QFileInfo(file).fileName() playlist_item = QListWidgetItem(file_info) self.playlist.addMedia(QMediaContent(QUrl().fromLocalFile(file))) self.player.setPlaylist(self.playlist) playlist_item.setToolTip(file_info) self.playlist_view.addItem(playlist_item) self.playlist_view.setCurrentRow(0) self.player.play() def open_playlist(self): """Load an M3U or PLS file into a new playlist.""" playlist, success = QFileDialog.getOpenFileName(self, 'Open Playlist', '', 'Playlist (*.m3u *.pls)', '', QFileDialog.ReadOnly) if success: playlist = QUrl.fromLocalFile(playlist) self.playlist.clear() self.playlist_view.clear() self.playlist.load(playlist) self.player.setPlaylist(self.playlist) for song_index in range(self.playlist.mediaCount()): file_info = self.playlist.media(song_index).canonicalUrl().fileName() playlist_item = QListWidgetItem(file_info) playlist_item.setToolTip(file_info) self.playlist_view.addItem(playlist_item) self.playlist_view.setCurrentRow(0) self.player.play() def save_playlist(self): """Save the media in the playlist dock as a new M3U playlist.""" playlist, success = QFileDialog.getSaveFileName(self, 'Save Playlist', '', 'Playlist (*.m3u)', '') if success: saved_playlist = "{}.m3u" .format(playlist) self.playlist.save(QUrl().fromLocalFile(saved_playlist), "m3u") def load_saved_playlist(self): """Load the saved playlist if user setting permits.""" saved_playlist = "{}/.m3u" .format(self.playlist_location) if os.path.exists(saved_playlist): playlist = QUrl().fromLocalFile(saved_playlist) self.playlist.load(playlist) self.player.setPlaylist(self.playlist) for song_index in range(self.playlist.mediaCount()): file_info = self.playlist.media(song_index).canonicalUrl().fileName() playlist_item = QListWidgetItem(file_info) playlist_item.setToolTip(file_info) self.playlist_view.addItem(playlist_item) self.playlist_view.setCurrentRow(0) def open_directory(self): """Open the selected directory and add the files within to an empty playlist.""" directory = QFileDialog.getExistingDirectory(self, 'Open Directory', '', QFileDialog.ReadOnly) if directory: self.playlist.clear() self.playlist_view.clear() for dirpath, __, files in os.walk(directory): for filename in natsort.natsorted(files, alg=natsort.ns.PATH): file = os.path.join(dirpath, filename) if filename.endswith(('mp3', 'flac')): self.playlist.addMedia(QMediaContent(QUrl().fromLocalFile(file))) playlist_item = QListWidgetItem(filename) playlist_item.setToolTip(filename) self.playlist_view.addItem(playlist_item) self.player.setPlaylist(self.playlist) self.playlist_view.setCurrentRow(0) self.player.play() def open_media_library(self, index): """Open a directory or file from the media library into an empty playlist.""" self.playlist.clear() self.playlist_view.clear() if self.library_model.fileName(index).endswith(('mp3', 'flac')): self.playlist.addMedia(QMediaContent(QUrl().fromLocalFile(self.library_model.filePath(index)))) self.playlist_view.addItem(self.library_model.fileName(index)) elif self.library_model.isDir(index): directory = self.library_model.filePath(index) for dirpath, __, files in os.walk(directory): for filename in natsort.natsorted(files, alg=natsort.ns.PATH): file = os.path.join(dirpath, filename) if filename.endswith(('mp3', 'flac')): self.playlist.addMedia(QMediaContent(QUrl().fromLocalFile(file))) playlist_item = QListWidgetItem(filename) playlist_item.setToolTip(filename) self.playlist_view.addItem(playlist_item) self.player.setPlaylist(self.playlist) self.player.play() def display_meta_data(self): """Display the current song's metadata in the main window. If the current song contains metadata, its cover art is extracted and shown in the main window while the track number, artist, album, and track title are shown in the window title. """ if self.player.isMetaDataAvailable(): file_path = self.player.currentMedia().canonicalUrl().toLocalFile() (album, artist, title, track_number, *__, artwork) = metadata.metadata(file_path) try: self.pixmap.loadFromData(artwork) except TypeError: self.pixmap = QPixmap(artwork) meta_data = '{} - {} - {} - {}' .format(track_number, artist, album, title) self.setWindowTitle(meta_data) self.art.setScaledContents(True) self.art.setPixmap(self.pixmap) self.layout.addWidget(self.art) def initialize_playlist(self, start): """Display playlist and reset playback mode when media inserted into playlist.""" if start == 0: if self.library_dock.isVisible(): self.playlist_dock.setVisible(True) self.playlist_dock.show() self.playlist_dock.raise_() if self.playlist.playbackMode() != QMediaPlaylist.Sequential: self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) repeat_icon = utilities.resource_filename('mosaic.images', 'md_repeat_none.png') self.repeat_action.setIcon(QIcon(repeat_icon)) def press_playback(self, event): """Change the playback of the player on cover art mouse event. When the cover art is clicked, the player will play the media if the player is either paused or stopped. If the media is playing, the media is set to pause. """ if event.button() == 1 and configuration.Playback().cover_art_playback.isChecked(): if (self.player.state() == QMediaPlayer.StoppedState or self.player.state() == QMediaPlayer.PausedState): self.player.play() elif self.player.state() == QMediaPlayer.PlayingState: self.player.pause() def seek(self, seconds): """Set the position of the song to the position dragged to by the user.""" self.player.setPosition(seconds * 1000) def song_duration(self, duration): """Set the slider to the duration of the currently played media.""" duration /= 1000 self.duration = duration self.slider.setMaximum(duration) def song_position(self, progress): """Move the horizontal slider in sync with the duration of the song. The progress is relayed to update_duration() in order to display the time label next to the slider. """ progress /= 1000 if not self.slider.isSliderDown(): self.slider.setValue(progress) self.update_duration(progress) def update_duration(self, current_duration): """Calculate the time played and the length of the song. Both of these times are sent to duration_label() in order to display the times on the toolbar. """ duration = self.duration if current_duration or duration: time_played = QTime((current_duration / 3600) % 60, (current_duration / 60) % 60, (current_duration % 60), (current_duration * 1000) % 1000) song_length = QTime((duration / 3600) % 60, (duration / 60) % 60, (duration % 60), (duration * 1000) % 1000) if duration > 3600: time_format = "hh:mm:ss" else: time_format = "mm:ss" time_display = "{} / {}" .format(time_played.toString(time_format), song_length.toString(time_format)) else: time_display = "" self.duration_label.setText(time_display) def set_state(self, state): """Change the icon in the toolbar in relation to the state of the player. The play icon changes to the pause icon when a song is playing and the pause icon changes back to the play icon when either paused or stopped. """ if self.player.state() == QMediaPlayer.PlayingState: pause_icon = utilities.resource_filename('mosaic.images', 'md_pause.png') self.play_action.setIcon(QIcon(pause_icon)) self.play_action.triggered.connect(self.player.pause) elif (self.player.state() == QMediaPlayer.PausedState or self.player.state() == QMediaPlayer.StoppedState): self.play_action.triggered.connect(self.player.play) play_icon = utilities.resource_filename('mosaic.images', 'md_play.png') self.play_action.setIcon(QIcon(play_icon)) def previous(self): """Move to the previous song in the playlist. Moves to the previous song in the playlist if the current song is less than five seconds in. Otherwise, restarts the current song. """ if self.player.position() <= 5000: self.playlist.previous() else: self.player.setPosition(0) def repeat_song(self): """Set the current media to repeat and change the repeat icon accordingly. There are four playback modes: repeat none, repeat all, repeat once, and shuffle. Clicking the repeat button cycles through each playback mode. """ if self.playlist.playbackMode() == QMediaPlaylist.Sequential: self.playlist.setPlaybackMode(QMediaPlaylist.Loop) repeat_on_icon = utilities.resource_filename('mosaic.images', 'md_repeat_all.png') self.repeat_action.setIcon(QIcon(repeat_on_icon)) elif self.playlist.playbackMode() == QMediaPlaylist.Loop: self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemInLoop) repeat_on_icon = utilities.resource_filename('mosaic.images', 'md_repeat_once.png') self.repeat_action.setIcon(QIcon(repeat_on_icon)) elif self.playlist.playbackMode() == QMediaPlaylist.CurrentItemInLoop: self.playlist.setPlaybackMode(QMediaPlaylist.Random) repeat_icon = utilities.resource_filename('mosaic.images', 'md_shuffle.png') self.repeat_action.setIcon(QIcon(repeat_icon)) elif self.playlist.playbackMode() == QMediaPlaylist.Random: self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) repeat_icon = utilities.resource_filename('mosaic.images', 'md_repeat_none.png') self.repeat_action.setIcon(QIcon(repeat_icon)) def activate_playlist_item(self, item): """Set the active media to the playlist item dobule-clicked on by the user.""" current_index = self.playlist_view.row(item) if self.playlist.currentIndex() != current_index: self.playlist.setCurrentIndex(current_index) if self.player.state() != QMediaPlayer.PlayingState: self.player.play() def change_index(self, row): """Highlight the row in the playlist of the active media.""" self.playlist_view.setCurrentRow(row) def minimalist_view(self): """Resize the window to only show the menu bar and audio controls.""" if self.minimalist_view_action.isChecked(): if self.playlist_dock.isVisible(): self.playlist_dock_state = True if self.library_dock.isVisible(): self.library_dock_state = True self.library_dock.close() self.playlist_dock.close() QTimer.singleShot(10, lambda: self.resize(500, 0)) else: self.resize(defaults.Settings().window_size, defaults.Settings().window_size + 63) if self.library_dock_state: self.library_dock.setVisible(True) if self.playlist_dock_state: self.playlist_dock.setVisible(True) def dock_visiblity_change(self, visible): """Change the size of the main window when the docks are toggled.""" if visible and self.playlist_dock.isVisible() and not self.library_dock.isVisible(): self.resize(defaults.Settings().window_size + self.playlist_dock.width() + 6, self.height()) elif visible and not self.playlist_dock.isVisible() and self.library_dock.isVisible(): self.resize(defaults.Settings().window_size + self.library_dock.width() + 6, self.height()) elif visible and self.playlist_dock.isVisible() and self.library_dock.isVisible(): self.resize(defaults.Settings().window_size + self.library_dock.width() + 6, self.height()) elif (not visible and not self.playlist_dock.isVisible() and not self.library_dock.isVisible()): self.resize(defaults.Settings().window_size, defaults.Settings().window_size + 63) def media_information_dialog(self): """Show a dialog of the current song's metadata.""" if self.player.isMetaDataAvailable(): file_path = self.player.currentMedia().canonicalUrl().toLocalFile() else: file_path = None dialog = information.InformationDialog(file_path) dialog.exec_() def change_window_size(self): """Change the window size of the music player.""" self.playlist_dock.close() self.library_dock.close() self.resize(defaults.Settings().window_size, defaults.Settings().window_size + 63) def change_media_library_path(self, path): """Change the media library path to the new path selected in the preferences dialog.""" self.library_model.setRootPath(path) self.library_view.setModel(self.library_model) self.library_view.setRootIndex(self.library_model.index(path)) def closeEvent(self, event): """Override the PyQt close event in order to handle save playlist on close.""" playlist = "{}/.m3u" .format(self.playlist_location) if defaults.Settings().save_playlist_on_close: self.playlist.save(QUrl().fromLocalFile(playlist), "m3u") else: if os.path.exists(playlist): os.remove(playlist) QApplication.quit()
class MusicPlayer(QWidget): def __init__(self, parent=None): QWidget.__init__(self, parent) self.options = self.parent().options self.ffmpeg = self.options['paths']['ffmpeg_bin'] self.thumbnails = self.options['paths']['thumbnails'] self.thumb_width = self.options['thumbnail']['width'] self.thumb_height = self.options['thumbnail']['height'] self.jumping = False self.blocked = False self.durations = {} self.playback_value = 0 self.text = ["None", "Repeat", "Random"] self.playlist_list = [] self.values = [ QMediaPlaylist.Loop, QMediaPlaylist.CurrentItemInLoop, QMediaPlaylist.Random ] # Thumbnail widget self.image_label = QLabel() # Control widgets self.playButton = QToolButton(clicked=self.play) self.playButton.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay)) self.stopButton = QToolButton(clicked=self.stop) self.stopButton.setIcon(self.style().standardIcon(QStyle.SP_MediaStop)) self.stopButton.setEnabled(False) self.playbackButton = QToolButton(clicked=self.playback_mode) self.playbackButton.setText(self.text[0]) self.nextButton = QToolButton(clicked=self.next_song) self.nextButton.setIcon(self.style().standardIcon( QStyle.SP_MediaSkipForward)) self.previousButton = QToolButton(clicked=self.previous_song) self.previousButton.setIcon(self.style().standardIcon( QStyle.SP_MediaSkipBackward)) self.muteButton = QToolButton(clicked=self.mute_clicked) self.muteButton.setIcon(self.style().standardIcon( QStyle.SP_MediaVolume)) self.volumeSlider = QSlider(Qt.Horizontal, sliderMoved=self.change_volume) self.volumeSlider.setRange(0, 100) self.volumeSlider.setPageStep(1) self.volumeSlider.setValue(50) # Player and playlist setup self.player = QMediaPlayer() self.player.setVolume(50) self.player.stateChanged.connect(self.waveform) self.playlist = QMediaPlaylist() self.playlist.setPlaybackMode(self.values[0]) self.playlist.setCurrentIndex(1) self.player.setPlaylist(self.playlist) self.playlistModel = PlaylistModel() self.playlistModel.setPlaylist(self.playlist) self.playlistView = QListView() self.playlistView.setModel(self.playlistModel) self.playlistView.setCurrentIndex( self.playlistModel.index(self.playlist.currentIndex(), 0)) self.playlistView.activated.connect(self.jump) self.playlistView.setContextMenuPolicy(Qt.CustomContextMenu) self.playlistView.customContextMenuRequested.connect( self.list_view_menu) self.playlist.currentIndexChanged.connect( lambda position: self.change_thumbnail(position)) song_search = QLineEdit() song_search.textChanged.connect(self.search) song_search.setClearButtonEnabled(True) # Playlist self.playlist_name = QComboBox() self.playlist_name.currentTextChanged.connect(self.switch_playlist) self.refresh_lists() self.up_button = QToolButton(clicked=self.move_up) self.up_button.setIcon(self.style().standardIcon(QStyle.SP_ArrowUp)) self.down_button = QToolButton(clicked=self.move_down) self.down_button.setIcon(self.style().standardIcon( QStyle.SP_ArrowDown)) # Sound wave widget self.wave_graphic = WaveGraphic(self) #self.wave_graphic.hide() # Testing slider again self.slider = QSlider(Qt.Horizontal) self.slider.setRange(0, self.player.duration() / 1000) self.slider.sliderMoved.connect(self.seek) self.player.durationChanged.connect(self.durationChanged) self.player.positionChanged.connect(self.positionChanged) # Shortcuts QShortcut(QKeySequence(Qt.CTRL + Qt.Key_F), self, song_search.setFocus) # Layouts setup playlist_layout = QHBoxLayout() playlist_layout.addWidget(self.playlist_name) playlist_layout.addWidget(self.up_button) playlist_layout.addWidget(self.down_button) control_layout = QHBoxLayout() control_layout.setContentsMargins(0, 0, 0, 0) control_layout.addWidget(self.stopButton) control_layout.addWidget(self.previousButton) control_layout.addWidget(self.playButton) control_layout.addWidget(self.nextButton) control_layout.addWidget(self.muteButton) control_layout.addWidget(self.volumeSlider) control_layout.addWidget(self.playbackButton) display_layout = QVBoxLayout() display_layout.addWidget(song_search) display_layout.addWidget(self.playlistView) display_layout.addLayout(playlist_layout) music_layout = QVBoxLayout() music_layout.addWidget(self.image_label) music_layout.addWidget(self.slider) music_layout.addLayout(control_layout) main_layout = QHBoxLayout() main_layout.addLayout(music_layout) main_layout.addLayout(display_layout) main_2_layout = QVBoxLayout() main_2_layout.addLayout(main_layout) main_2_layout.addWidget(self.wave_graphic) self.setLayout(main_2_layout) def waveform(self, status): if status == QMediaPlayer.PlayingState: self.wave_graphic.start() elif status == QMediaPlayer.PausedState: self.wave_graphic.pause() else: self.wave_graphic.stop() def list_view_menu(self, point): menu = QMenu("Menu", self) recommend_action = QAction('&Recommend Songs', self) menu.addAction(recommend_action) # TODO: [FEATURE] add rename song recommend_action.triggered.connect( lambda: self.parent().call_download_manager(self.get_links())) rename_action = QAction('&Rename', self) menu.addAction(rename_action) # TODO: [FEATURE] add rename song rename_action.triggered.connect(lambda: print("rename")) # Show the context menu. menu.exec_(self.playlistView.mapToGlobal(point)) def get_links(self): title = self.playlistView.selectedIndexes()[0].data() link = getYoutubeURLFromSearch(title) if len(link) > 1: return youtube_recommendations(link) def move_up(self): index = self.playlistView.currentIndex().row() if index - 1 >= 0: item, above = self.playlist.media(index), self.playlist.media( index - 1) self.playlist.removeMedia(index) self.playlist.removeMedia(index - 1) self.playlist.insertMedia(index - 1, item) self.playlist.insertMedia(index, above) self.blocked = True self.playlistView.setCurrentIndex( self.playlistModel.index(index - 1, 0)) self.blocked = False self.stop() def move_down(self): index = self.playlistView.currentIndex().row() if index + 1 <= self.playlistModel.rowCount(): item, below = self.playlist.media(index), self.playlist.media( index + 1) self.playlist.removeMedia(index + 1) self.playlist.removeMedia(index) self.playlist.insertMedia(index, below) self.playlist.insertMedia(index + 1, item) self.blocked = True self.playlistView.setCurrentIndex( self.playlistModel.index(index + 1, 0)) self.blocked = False self.stop() def search(self, part_of_song): for index in range(self.playlistModel.rowCount()): item = self.playlistModel.data(self.playlistModel.index( index, 0)).lower() self.playlistView.setRowHidden(index, part_of_song.lower() not in item) def change_thumbnail(self, position=0): self.playlistView.setCurrentIndex(self.playlistModel.index( position, 0)) song = self.playlistView.selectedIndexes()[0].data() if self.wave_graphic.is_song_cached(song): self.wave_graphic.load_waves(song) else: wc_ = WaveConverter(song, self.wave_graphic.set_wav) wc_.convert() if self.playlistView.currentIndex().data() is None or self.blocked: return max_ratio = 0 img = None for item in listdir(self.thumbnails): if item.endswith('.jpg'): ratio = similar( item, self.playlistView.currentIndex().data().replace( '.mp3', '.jpg')) if ratio > max_ratio: max_ratio = ratio img = item if img: p = QPixmap(self.thumbnails + img) self.image_label.setPixmap( p.scaled(self.thumb_width, self.thumb_height, Qt.KeepAspectRatio)) def switch_playlist(self, current_text): self.playlist.clear() if current_text == "No Playlist": self.refresh() else: if read_playlist(current_text): songs = read_playlist(current_text).split('\n') for song in songs: self.playlist.addMedia( QMediaContent(QUrl.fromLocalFile(song))) def refresh(self): # Change it so it will go to same song. if self.playlist_name.currentText() != "No Playlist": return paths = fetch_options()['paths']['music_path'].split(';') current_songs = [ self.playlistModel.data(self.playlistModel.index(row, 0)) for row in range(self.playlistModel.rowCount()) ] for path in paths: if not path: continue for item in listdir(path): if isfile(join(path, item)) and item.endswith(".mp3") and ( item not in current_songs): self.playlist.addMedia( QMediaContent(QUrl.fromLocalFile(join(path, item)))) def refresh_lists(self): path = fetch_options()['paths']['playlist'] self.playlist_name.clear() self.playlist_list = ["No Playlist"] self.playlist_name.addItem("No Playlist") for item in listdir(path): if isfile(join(path, item)) and item.endswith(".lst"): self.playlist_list.append(item.split('.')[0]) self.playlist_name.addItem(item.split('.')[0]) def playback_mode(self): # Normal -> Loop -> Random def up_value(value, max_value=3): if value + 1 == max_value: return 0 return value + 1 self.playback_value = up_value(self.playback_value) self.playlist.setPlaybackMode(self.values[self.playback_value]) self.playbackButton.setText(self.text[self.playback_value]) def jump(self, index): if index.isValid() and not self.blocked: self.playlist.setCurrentIndex(index.row()) self.jumping = True self.play() def play(self): if self.blocked: return if self.player.state() != QMediaPlayer.PlayingState or self.jumping: self.player.play() self.playButton.setIcon(self.style().standardIcon( QStyle.SP_MediaPause)) self.jumping = False else: self.player.pause() self.playButton.setIcon(self.style().standardIcon( QStyle.SP_MediaPlay)) self.stopButton.setEnabled(True) def change_volume(self, value): self.player.setVolume(value) def stop(self): if self.player.state() != QMediaPlayer.StoppedState: self.player.stop() self.playButton.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay)) self.stopButton.setEnabled(False) def next_song(self): self.playlist.next() self.playlistView.setCurrentIndex( self.playlistModel.index(self.playlist.currentIndex(), 0)) def previous_song(self): self.playlist.previous() self.playlistView.setCurrentIndex( self.playlistModel.index(self.playlist.currentIndex(), 0)) def mute_clicked(self): self.player.setMuted(not self.player.isMuted()) self.muteButton.setIcon(self.style().standardIcon( QStyle.SP_MediaVolume if not self.player.isMuted() else QStyle. SP_MediaVolumeMuted)) def durationChanged(self, duration): duration /= 1000 self.slider.setMaximum(duration) def positionChanged(self, progress): progress /= 1000 if not self.slider.isSliderDown(): self.slider.setValue(progress) def seek(self, seconds): self.player.setPosition(seconds * 1000)
class MusicPlayer(QMainWindow): """MusicPlayer houses all of elements that directly interact with the main window.""" def __init__(self, parent=None): """Initialize the QMainWindow widget. The window title, window icon, and window size are initialized here as well as the following widgets: QMediaPlayer, QMediaPlaylist, QMediaContent, QMenuBar, QToolBar, QLabel, QPixmap, QSlider, QDockWidget, QListWidget, QWidget, and QVBoxLayout. The connect signals for relavant widgets are also initialized. """ super(MusicPlayer, self).__init__(parent) self.setWindowTitle('Mosaic') window_icon = utilities.resource_filename('mosaic.images', 'icon.png') self.setWindowIcon(QIcon(window_icon)) self.resize(defaults.Settings().window_size, defaults.Settings().window_size + 63) # Initiates Qt objects to be used by MusicPlayer self.player = QMediaPlayer() self.playlist = QMediaPlaylist() self.playlist_location = defaults.Settings().playlist_path self.content = QMediaContent() self.menu = self.menuBar() self.toolbar = QToolBar() self.art = QLabel() self.pixmap = QPixmap() self.slider = QSlider(Qt.Horizontal) self.duration_label = QLabel() self.playlist_dock = QDockWidget('Playlist', self) self.library_dock = QDockWidget('Media Library', self) self.playlist_view = QListWidget() self.library_view = library.MediaLibraryView() self.library_model = library.MediaLibraryModel() self.preferences = configuration.PreferencesDialog() self.widget = QWidget() self.layout = QVBoxLayout(self.widget) self.duration = 0 self.playlist_dock_state = None self.library_dock_state = None # Sets QWidget() as the central widget of the main window self.setCentralWidget(self.widget) self.layout.setContentsMargins(0, 0, 0, 0) self.art.setSizePolicy(QSizePolicy.Ignored, QSizePolicy.Ignored) # Initiates the playlist dock widget and the library dock widget self.addDockWidget(defaults.Settings().dock_position, self.playlist_dock) self.playlist_dock.setWidget(self.playlist_view) self.playlist_dock.setVisible(defaults.Settings().playlist_on_start) self.playlist_dock.setFeatures(QDockWidget.DockWidgetClosable) self.addDockWidget(defaults.Settings().dock_position, self.library_dock) self.library_dock.setWidget(self.library_view) self.library_dock.setVisible( defaults.Settings().media_library_on_start) self.library_dock.setFeatures(QDockWidget.DockWidgetClosable) self.tabifyDockWidget(self.playlist_dock, self.library_dock) # Sets the range of the playback slider and sets the playback mode as looping self.slider.setRange(0, self.player.duration() / 1000) self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) # OSX system menu bar causes conflicts with PyQt5 menu bar if sys.platform == 'darwin': self.menu.setNativeMenuBar(False) # Initiates Settings in the defaults module to give access to settings.toml defaults.Settings() # Signals that connect to other methods when they're called self.player.metaDataChanged.connect(self.display_meta_data) self.slider.sliderMoved.connect(self.seek) self.player.durationChanged.connect(self.song_duration) self.player.positionChanged.connect(self.song_position) self.player.stateChanged.connect(self.set_state) self.playlist_view.itemActivated.connect(self.activate_playlist_item) self.library_view.activated.connect(self.open_media_library) self.playlist.currentIndexChanged.connect(self.change_index) self.playlist.mediaInserted.connect(self.initialize_playlist) self.playlist_dock.visibilityChanged.connect( self.dock_visiblity_change) self.library_dock.visibilityChanged.connect(self.dock_visiblity_change) self.preferences.dialog_media_library.media_library_line.textChanged.connect( self.change_media_library_path) self.preferences.dialog_view_options.dropdown_box.currentIndexChanged.connect( self.change_window_size) self.art.mousePressEvent = self.press_playback # Creating the menu controls, media controls, and window size of the music player self.menu_controls() self.media_controls() self.load_saved_playlist() def menu_controls(self): """Initiate the menu bar and add it to the QMainWindow widget.""" self.file = self.menu.addMenu('File') self.edit = self.menu.addMenu('Edit') self.playback = self.menu.addMenu('Playback') self.view = self.menu.addMenu('View') self.help_ = self.menu.addMenu('Help') self.file_menu() self.edit_menu() self.playback_menu() self.view_menu() self.help_menu() def media_controls(self): """Create the bottom toolbar and controls used for media playback.""" self.addToolBar(Qt.BottomToolBarArea, self.toolbar) self.toolbar.setMovable(False) play_icon = utilities.resource_filename('mosaic.images', 'md_play.png') self.play_action = QAction(QIcon(play_icon), 'Play', self) self.play_action.triggered.connect(self.player.play) stop_icon = utilities.resource_filename('mosaic.images', 'md_stop.png') self.stop_action = QAction(QIcon(stop_icon), 'Stop', self) self.stop_action.triggered.connect(self.player.stop) previous_icon = utilities.resource_filename('mosaic.images', 'md_previous.png') self.previous_action = QAction(QIcon(previous_icon), 'Previous', self) self.previous_action.triggered.connect(self.previous) next_icon = utilities.resource_filename('mosaic.images', 'md_next.png') self.next_action = QAction(QIcon(next_icon), 'Next', self) self.next_action.triggered.connect(self.playlist.next) repeat_icon = utilities.resource_filename('mosaic.images', 'md_repeat_none.png') self.repeat_action = QAction(QIcon(repeat_icon), 'Repeat', self) self.repeat_action.triggered.connect(self.repeat_song) self.toolbar.addAction(self.play_action) self.toolbar.addAction(self.stop_action) self.toolbar.addAction(self.previous_action) self.toolbar.addAction(self.next_action) self.toolbar.addAction(self.repeat_action) self.toolbar.addWidget(self.slider) self.toolbar.addWidget(self.duration_label) def file_menu(self): """Add a file menu to the menu bar. The file menu houses the Open File, Open Multiple Files, Open Playlist, Open Directory, and Exit Application menu items. """ self.open_action = QAction('Open File', self) self.open_action.setShortcut('O') self.open_action.triggered.connect(self.open_file) self.open_multiple_files_action = QAction('Open Multiple Files', self) self.open_multiple_files_action.setShortcut('M') self.open_multiple_files_action.triggered.connect( self.open_multiple_files) self.open_playlist_action = QAction('Open Playlist', self) self.open_playlist_action.setShortcut('CTRL+P') self.open_playlist_action.triggered.connect(self.open_playlist) self.open_directory_action = QAction('Open Directory', self) self.open_directory_action.setShortcut('D') self.open_directory_action.triggered.connect(self.open_directory) self.save_playlist_action = QAction('Save Playlist', self) self.save_playlist_action.setShortcut('CTRL+S') self.save_playlist_action.triggered.connect(self.save_playlist) self.exit_action = QAction('Quit', self) self.exit_action.setShortcut('CTRL+Q') self.exit_action.triggered.connect(self.closeEvent) self.file.addAction(self.open_action) self.file.addAction(self.open_multiple_files_action) self.file.addAction(self.open_playlist_action) self.file.addAction(self.open_directory_action) self.file.addSeparator() self.file.addAction(self.save_playlist_action) self.file.addSeparator() self.file.addAction(self.exit_action) def edit_menu(self): """Add an edit menu to the menu bar. The edit menu houses the preferences item that opens a preferences dialog that allows the user to customize features of the music player. """ self.preferences_action = QAction('Preferences', self) self.preferences_action.setShortcut('CTRL+SHIFT+P') self.preferences_action.triggered.connect( lambda: self.preferences.exec_()) self.edit.addAction(self.preferences_action) def playback_menu(self): """Add a playback menu to the menu bar. The playback menu houses """ self.play_playback_action = QAction('Play', self) self.play_playback_action.setShortcut('P') self.play_playback_action.triggered.connect(self.player.play) self.stop_playback_action = QAction('Stop', self) self.stop_playback_action.setShortcut('S') self.stop_playback_action.triggered.connect(self.player.stop) self.previous_playback_action = QAction('Previous', self) self.previous_playback_action.setShortcut('B') self.previous_playback_action.triggered.connect(self.previous) self.next_playback_action = QAction('Next', self) self.next_playback_action.setShortcut('N') self.next_playback_action.triggered.connect(self.playlist.next) self.playback.addAction(self.play_playback_action) self.playback.addAction(self.stop_playback_action) self.playback.addAction(self.previous_playback_action) self.playback.addAction(self.next_playback_action) def view_menu(self): """Add a view menu to the menu bar. The view menu houses the Playlist, Media Library, Minimalist View, and Media Information menu items. The Playlist item toggles the playlist dock into and out of view. The Media Library items toggles the media library dock into and out of view. The Minimalist View item resizes the window and shows only the menu bar and player controls. The Media Information item opens a dialog that shows information relevant to the currently playing song. """ self.dock_action = self.playlist_dock.toggleViewAction() self.dock_action.setShortcut('CTRL+ALT+P') self.library_dock_action = self.library_dock.toggleViewAction() self.library_dock_action.setShortcut('CTRL+ALT+L') self.minimalist_view_action = QAction('Minimalist View', self) self.minimalist_view_action.setShortcut('CTRL+ALT+M') self.minimalist_view_action.setCheckable(True) self.minimalist_view_action.triggered.connect(self.minimalist_view) self.view_media_info_action = QAction('Media Information', self) self.view_media_info_action.setShortcut('CTRL+SHIFT+M') self.view_media_info_action.triggered.connect( self.media_information_dialog) self.view.addAction(self.dock_action) self.view.addAction(self.library_dock_action) self.view.addSeparator() self.view.addAction(self.minimalist_view_action) self.view.addSeparator() self.view.addAction(self.view_media_info_action) def help_menu(self): """Add a help menu to the menu bar. The help menu houses the about dialog that shows the user information related to the application. """ self.about_action = QAction('About', self) self.about_action.setShortcut('H') self.about_action.triggered.connect( lambda: about.AboutDialog().exec_()) self.help_.addAction(self.about_action) def open_file(self): """Open the selected file and add it to a new playlist.""" filename, success = QFileDialog.getOpenFileName( self, 'Open File', '', 'Audio (*.mp3 *.flac)', '', QFileDialog.ReadOnly) if success: file_info = QFileInfo(filename).fileName() playlist_item = QListWidgetItem(file_info) self.playlist.clear() self.playlist_view.clear() self.playlist.addMedia( QMediaContent(QUrl().fromLocalFile(filename))) self.player.setPlaylist(self.playlist) playlist_item.setToolTip(file_info) self.playlist_view.addItem(playlist_item) self.playlist_view.setCurrentRow(0) self.player.play() def open_multiple_files(self): """Open the selected files and add them to a new playlist.""" filenames, success = QFileDialog.getOpenFileNames( self, 'Open Multiple Files', '', 'Audio (*.mp3 *.flac)', '', QFileDialog.ReadOnly) if success: self.playlist.clear() self.playlist_view.clear() for file in natsort.natsorted(filenames, alg=natsort.ns.PATH): file_info = QFileInfo(file).fileName() playlist_item = QListWidgetItem(file_info) self.playlist.addMedia( QMediaContent(QUrl().fromLocalFile(file))) self.player.setPlaylist(self.playlist) playlist_item.setToolTip(file_info) self.playlist_view.addItem(playlist_item) self.playlist_view.setCurrentRow(0) self.player.play() def open_playlist(self): """Load an M3U or PLS file into a new playlist.""" playlist, success = QFileDialog.getOpenFileName( self, 'Open Playlist', '', 'Playlist (*.m3u *.pls)', '', QFileDialog.ReadOnly) if success: playlist = QUrl.fromLocalFile(playlist) self.playlist.clear() self.playlist_view.clear() self.playlist.load(playlist) self.player.setPlaylist(self.playlist) for song_index in range(self.playlist.mediaCount()): file_info = self.playlist.media( song_index).canonicalUrl().fileName() playlist_item = QListWidgetItem(file_info) playlist_item.setToolTip(file_info) self.playlist_view.addItem(playlist_item) self.playlist_view.setCurrentRow(0) self.player.play() def save_playlist(self): """Save the media in the playlist dock as a new M3U playlist.""" playlist, success = QFileDialog.getSaveFileName( self, 'Save Playlist', '', 'Playlist (*.m3u)', '') if success: saved_playlist = "{}.m3u".format(playlist) self.playlist.save(QUrl().fromLocalFile(saved_playlist), "m3u") def load_saved_playlist(self): """Load the saved playlist if user setting permits.""" saved_playlist = "{}/.m3u".format(self.playlist_location) if os.path.exists(saved_playlist): playlist = QUrl().fromLocalFile(saved_playlist) self.playlist.load(playlist) self.player.setPlaylist(self.playlist) for song_index in range(self.playlist.mediaCount()): file_info = self.playlist.media( song_index).canonicalUrl().fileName() playlist_item = QListWidgetItem(file_info) playlist_item.setToolTip(file_info) self.playlist_view.addItem(playlist_item) self.playlist_view.setCurrentRow(0) def open_directory(self): """Open the selected directory and add the files within to an empty playlist.""" directory = QFileDialog.getExistingDirectory(self, 'Open Directory', '', QFileDialog.ReadOnly) if directory: self.playlist.clear() self.playlist_view.clear() for dirpath, __, files in os.walk(directory): for filename in natsort.natsorted(files, alg=natsort.ns.PATH): file = os.path.join(dirpath, filename) if filename.endswith(('mp3', 'flac')): self.playlist.addMedia( QMediaContent(QUrl().fromLocalFile(file))) playlist_item = QListWidgetItem(filename) playlist_item.setToolTip(filename) self.playlist_view.addItem(playlist_item) self.player.setPlaylist(self.playlist) self.playlist_view.setCurrentRow(0) self.player.play() def open_media_library(self, index): """Open a directory or file from the media library into an empty playlist.""" self.playlist.clear() self.playlist_view.clear() if self.library_model.fileName(index).endswith(('mp3', 'flac')): self.playlist.addMedia( QMediaContent(QUrl().fromLocalFile( self.library_model.filePath(index)))) self.playlist_view.addItem(self.library_model.fileName(index)) elif self.library_model.isDir(index): directory = self.library_model.filePath(index) for dirpath, __, files in os.walk(directory): for filename in natsort.natsorted(files, alg=natsort.ns.PATH): file = os.path.join(dirpath, filename) if filename.endswith(('mp3', 'flac')): self.playlist.addMedia( QMediaContent(QUrl().fromLocalFile(file))) playlist_item = QListWidgetItem(filename) playlist_item.setToolTip(filename) self.playlist_view.addItem(playlist_item) self.player.setPlaylist(self.playlist) self.player.play() def display_meta_data(self): """Display the current song's metadata in the main window. If the current song contains metadata, its cover art is extracted and shown in the main window while the track number, artist, album, and track title are shown in the window title. """ if self.player.isMetaDataAvailable(): file_path = self.player.currentMedia().canonicalUrl().toLocalFile() (album, artist, title, track_number, *__, artwork) = metadata.metadata(file_path) try: self.pixmap.loadFromData(artwork) except TypeError: self.pixmap = QPixmap(artwork) meta_data = '{} - {} - {} - {}'.format(track_number, artist, album, title) self.setWindowTitle(meta_data) self.art.setScaledContents(True) self.art.setPixmap(self.pixmap) self.layout.addWidget(self.art) def initialize_playlist(self, start): """Display playlist and reset playback mode when media inserted into playlist.""" if start == 0: if self.library_dock.isVisible(): self.playlist_dock.setVisible(True) self.playlist_dock.show() self.playlist_dock.raise_() if self.playlist.playbackMode() != QMediaPlaylist.Sequential: self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) repeat_icon = utilities.resource_filename( 'mosaic.images', 'md_repeat_none.png') self.repeat_action.setIcon(QIcon(repeat_icon)) def press_playback(self, event): """Change the playback of the player on cover art mouse event. When the cover art is clicked, the player will play the media if the player is either paused or stopped. If the media is playing, the media is set to pause. """ if event.button() == 1 and configuration.Playback( ).cover_art_playback.isChecked(): if (self.player.state() == QMediaPlayer.StoppedState or self.player.state() == QMediaPlayer.PausedState): self.player.play() elif self.player.state() == QMediaPlayer.PlayingState: self.player.pause() def seek(self, seconds): """Set the position of the song to the position dragged to by the user.""" self.player.setPosition(seconds * 1000) def song_duration(self, duration): """Set the slider to the duration of the currently played media.""" duration /= 1000 self.duration = duration self.slider.setMaximum(duration) def song_position(self, progress): """Move the horizontal slider in sync with the duration of the song. The progress is relayed to update_duration() in order to display the time label next to the slider. """ progress /= 1000 if not self.slider.isSliderDown(): self.slider.setValue(progress) self.update_duration(progress) def update_duration(self, current_duration): """Calculate the time played and the length of the song. Both of these times are sent to duration_label() in order to display the times on the toolbar. """ duration = self.duration if current_duration or duration: time_played = QTime( (current_duration / 3600) % 60, (current_duration / 60) % 60, (current_duration % 60), (current_duration * 1000) % 1000) song_length = QTime((duration / 3600) % 60, (duration / 60) % 60, (duration % 60), (duration * 1000) % 1000) if duration > 3600: time_format = "hh:mm:ss" else: time_format = "mm:ss" time_display = "{} / {}".format(time_played.toString(time_format), song_length.toString(time_format)) else: time_display = "" self.duration_label.setText(time_display) def set_state(self, state): """Change the icon in the toolbar in relation to the state of the player. The play icon changes to the pause icon when a song is playing and the pause icon changes back to the play icon when either paused or stopped. """ if self.player.state() == QMediaPlayer.PlayingState: pause_icon = utilities.resource_filename('mosaic.images', 'md_pause.png') self.play_action.setIcon(QIcon(pause_icon)) self.play_action.triggered.connect(self.player.pause) elif (self.player.state() == QMediaPlayer.PausedState or self.player.state() == QMediaPlayer.StoppedState): self.play_action.triggered.connect(self.player.play) play_icon = utilities.resource_filename('mosaic.images', 'md_play.png') self.play_action.setIcon(QIcon(play_icon)) def previous(self): """Move to the previous song in the playlist. Moves to the previous song in the playlist if the current song is less than five seconds in. Otherwise, restarts the current song. """ if self.player.position() <= 5000: self.playlist.previous() else: self.player.setPosition(0) def repeat_song(self): """Set the current media to repeat and change the repeat icon accordingly. There are four playback modes: repeat none, repeat all, repeat once, and shuffle. Clicking the repeat button cycles through each playback mode. """ if self.playlist.playbackMode() == QMediaPlaylist.Sequential: self.playlist.setPlaybackMode(QMediaPlaylist.Loop) repeat_on_icon = utilities.resource_filename( 'mosaic.images', 'md_repeat_all.png') self.repeat_action.setIcon(QIcon(repeat_on_icon)) elif self.playlist.playbackMode() == QMediaPlaylist.Loop: self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemInLoop) repeat_on_icon = utilities.resource_filename( 'mosaic.images', 'md_repeat_once.png') self.repeat_action.setIcon(QIcon(repeat_on_icon)) elif self.playlist.playbackMode() == QMediaPlaylist.CurrentItemInLoop: self.playlist.setPlaybackMode(QMediaPlaylist.Random) repeat_icon = utilities.resource_filename('mosaic.images', 'md_shuffle.png') self.repeat_action.setIcon(QIcon(repeat_icon)) elif self.playlist.playbackMode() == QMediaPlaylist.Random: self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) repeat_icon = utilities.resource_filename('mosaic.images', 'md_repeat_none.png') self.repeat_action.setIcon(QIcon(repeat_icon)) def activate_playlist_item(self, item): """Set the active media to the playlist item dobule-clicked on by the user.""" current_index = self.playlist_view.row(item) if self.playlist.currentIndex() != current_index: self.playlist.setCurrentIndex(current_index) if self.player.state() != QMediaPlayer.PlayingState: self.player.play() def change_index(self, row): """Highlight the row in the playlist of the active media.""" self.playlist_view.setCurrentRow(row) def minimalist_view(self): """Resize the window to only show the menu bar and audio controls.""" if self.minimalist_view_action.isChecked(): if self.playlist_dock.isVisible(): self.playlist_dock_state = True if self.library_dock.isVisible(): self.library_dock_state = True self.library_dock.close() self.playlist_dock.close() QTimer.singleShot(10, lambda: self.resize(500, 0)) else: self.resize(defaults.Settings().window_size, defaults.Settings().window_size + 63) if self.library_dock_state: self.library_dock.setVisible(True) if self.playlist_dock_state: self.playlist_dock.setVisible(True) def dock_visiblity_change(self, visible): """Change the size of the main window when the docks are toggled.""" if visible and self.playlist_dock.isVisible( ) and not self.library_dock.isVisible(): self.resize( defaults.Settings().window_size + self.playlist_dock.width() + 6, self.height()) elif visible and not self.playlist_dock.isVisible( ) and self.library_dock.isVisible(): self.resize( defaults.Settings().window_size + self.library_dock.width() + 6, self.height()) elif visible and self.playlist_dock.isVisible( ) and self.library_dock.isVisible(): self.resize( defaults.Settings().window_size + self.library_dock.width() + 6, self.height()) elif (not visible and not self.playlist_dock.isVisible() and not self.library_dock.isVisible()): self.resize(defaults.Settings().window_size, defaults.Settings().window_size + 63) def media_information_dialog(self): """Show a dialog of the current song's metadata.""" if self.player.isMetaDataAvailable(): file_path = self.player.currentMedia().canonicalUrl().toLocalFile() else: file_path = None dialog = information.InformationDialog(file_path) dialog.exec_() def change_window_size(self): """Change the window size of the music player.""" self.playlist_dock.close() self.library_dock.close() self.resize(defaults.Settings().window_size, defaults.Settings().window_size + 63) def change_media_library_path(self, path): """Change the media library path to the new path selected in the preferences dialog.""" self.library_model.setRootPath(path) self.library_view.setModel(self.library_model) self.library_view.setRootIndex(self.library_model.index(path)) def closeEvent(self, event): """Override the PyQt close event in order to handle save playlist on close.""" playlist = "{}/.m3u".format(self.playlist_location) if defaults.Settings().save_playlist_on_close: self.playlist.save(QUrl().fromLocalFile(playlist), "m3u") else: if os.path.exists(playlist): os.remove(playlist) QApplication.quit()
class DPlayerCore(QWidget): def __init__(self): """Initialize player and load playlist if any.""" super().__init__() self.player = QMediaPlayer() self.playlist = QMediaPlaylist() self.player.setPlaylist(self.playlist) self.shuffling = False self.repeatingPlaylist = False self.repeatingSong = False self.musicOrder = [] self.loadPlaylist(QUrl( 'file://{}/lastListened.m3u'.format(os.getcwd()))) self.lyricsApi = 'http://api.musixmatch.com/ws/1.1/' self.lyricsApiKey = '4b364f0652e471aa50813a22cdf830ea' self.lastFMapi = 'http://ws.audioscrobbler.com/2.0/' self.lastFMapikey = '052c43a00a4fc294bb3c9e0c38bdf710' self.lastFMsecret = '14c66392fa9c6c142a41ccc2b0674e19' self.username = None self.password = None self.network = None self.error = 'Something went wrong! Try again later.' def play(self): """Start the player.""" self.player.play() def pause(self): """Pause the player.""" self.player.pause() def stop(self): """Stop the player.""" self.player.stop() def previous(self): """Play previous song.""" self.playlist.previous() def next(self): """Play next song.""" self.playlist.next() def mute(self): """Mute the player.""" self.player.setMuted(True) def unmute(self): """Unmute the player.""" self.player.setMuted(False) def setVolume(self, value): """Set player's volume to value.""" self.player.setVolume(value) def add(self, fileNames): """Add fileNames to the playlist.""" for name in fileNames: url = QUrl.fromLocalFile(QFileInfo(name).absoluteFilePath()) self.playlist.addMedia(QMediaContent(url)) self.musicOrder.append([name]) self.added(len(fileNames)) def added(self, added): """Saves music info in musicOrder.""" for name, index in zip( self.musicOrder[self.playlist.mediaCount() - added:], range(self.playlist.mediaCount() - added, len(self.musicOrder))): name = name[0] artist = self.getArtist(name)[0] title = self.getTitle(name)[0] album = self.getAlbum(name)[0] seconds = self.getDuration(name) duration = QTime(0, seconds // 60, seconds % 60) duration = duration.toString('mm:ss') self.musicOrder[index].extend( [artist, title, album, duration]) def remove(self, songIndexes): """Remove songIndexes from the playlist.""" for index in songIndexes: self.songChanged = True del self.musicOrder[index] self.playlist.removeMedia(index) self.songChanged = False def savePlaylist(self, path): """Save playlist to path.""" if path.toString()[len(path.toString()) - 4:] != '.m3u': path = QUrl('{}.m3u'.format(path.toString())) self.playlist.save(path, 'm3u') def loadPlaylist(self, path): """Load playlist form path.""" count = self.playlist.mediaCount() self.playlist.load(path) for index in range(count, self.playlist.mediaCount()): self.musicOrder.append( [self.playlist.media(index).canonicalUrl().path()]) self.added(self.playlist.mediaCount() - count) def clearPlaylist(self): """Delete all songs in the playlist.""" self.playlist.clear() self.musicOrder = [] def shuffle(self, value): """Shuffle playlist if value = True.""" self.shuffling = value if self.repeatingSong: return if self.shuffling: self.playlist.setPlaybackMode(QMediaPlaylist.Random) elif self.repeatingPlaylist: self.playlist.setPlaybackMode(QMediaPlaylist.Loop) else: self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) def repeatPlaylist(self, value): """Repeat playlist after the last song is finished if value = True.""" self.repeatingPlaylist = value if self.repeatingSong or self.shuffling: return if self.repeatingPlaylist: self.playlist.setPlaybackMode(QMediaPlaylist.Loop) else: self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) def repeatSong(self, value): """Repeat current song if value = True.""" self.repeatingSong = value if self.repeatingSong: self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemInLoop) elif self.shuffling: self.playlist.setPlaybackMode(QMediaPlaylist.Random) elif self.repeatingPlaylist: self.playlist.setPlaybackMode(QMediaPlaylist.Loop) else: self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) def sort(self, column, order): """Sort playlist by column in order.""" ordered = sorted(self.musicOrder, key=itemgetter(column + 1), reverse=order) self.clearPlaylist() for song in ordered: url = QUrl.fromLocalFile(QFileInfo(song[0]).absoluteFilePath()) self.playlist.addMedia(QMediaContent(url)) self.musicOrder = ordered def findLyrics(self, index): """Returns lyrics for song at index.""" if self.musicOrder[index][2] == 'Unknown': return 'Unknown song.' searchSong = '{}track.search?q_track={}'.format( self.lyricsApi, self.musicOrder[index][2].replace(' ', '%20')) if self.musicOrder[index][1] != 'Unknown': searchSong = '{}&q_artist={}'.format( searchSong, self.musicOrder[index][1].replace(' ', '%20')) searchSong = '{}&f_has_lyrics=1&apikey={}'.format( searchSong, self.lyricsApiKey) try: requestSong = requests.get(searchSong) except requests.ConnectionError: return self.error songJson = requestSong.json() if requestSong.status_code != 200 or \ songJson['message']['header']['available'] == 0: return self.error songId = songJson[ 'message']['body']['track_list'][0]["track"]["track_id"] searchLyrics = '{}track.lyrics.get?track_id={}&apikey={}'.format( self.lyricsApi, songId, self.lyricsApiKey) try: requestLyrics = requests.get(searchLyrics) except requests.ConnectionError: return self.error if requestLyrics.status_code != 200 or \ songJson['message']['header']['available'] == 0: return self.error return requestLyrics.json()[ 'message']['body']['lyrics']['lyrics_body'][:-58] # spam and bacon def findInfo(self, index): """Returns info about artist and album for index if any.""" info = [] if self.musicOrder[index][1] != 'Unknown': artist = self.artistInfo(self.musicOrder[index][1]) if artist != self.error: info += artist if self.musicOrder[index][1] != 'Unknown' and \ self.musicOrder[index][3] != 'Unknown': album = self.albumInfo(self.musicOrder[index][1], self.musicOrder[index][3]) if album != self.error: info += album if info: return info else: return ['Unknown artist and song!'] def artistInfo(self, artist): """Returns info about artist if any.""" try: response = requests.get( ('{}/?method=artist.getinfo&artist={}&api_key={}&' 'format=json&autocorrect=1').format( self.lastFMapi, artist, self.lastFMapikey)) except Exception: return self.error if response.status_code != 200: return self.error artist = 'Artist: {}'.format(response.json()['artist']['name']) bio = 'Bio: {}'.format( response.json()['artist']['bio']['summary'].replace('.', '.\n')) spam = bio.find('<a') bio = bio[:spam] return [artist, bio] def albumInfo(self, artist, album): """Returns info about album if any.""" try: response = requests.get( ('{}/?method=album.getinfo&artist={}&album={}&api_key={}&' 'format=json&autocorrect=1').format( self.lastFMapi, artist, album, self.lastFMapikey)) except Exception: return self.error if response.status_code != 200 or \ 'album' not in response.json().keys(): return self.error album = 'Album: {}'.format(response.json()['album']['name']) tracks = ['Tracks: '] t = response.json()['album']['tracks']['track'] for track, index in zip(t, range(len(t))): tracks.append('{}. {}'.format(index + 1, track['name'])) info = [album, '\n'.join(tracks)] if 'wiki' in response.json()['album'].keys(): wiki = response.json()['album']['wiki'] if 'published' in wiki.keys(): info.append('Published: {}'.format(wiki['published'])) if 'summary' in wiki.keys(): summary = wiki['summary'].replace('.', '.\n') spam = summary.find('<a') info.append('Summary: {}'.format(summary[:spam])) if 'Musical style' in wiki.keys(): info.append('Musical style: {}'.format(wiki['Musical style'])) return info def login(self, username, password): """Creates lastFM network.""" self.username = username self.password = pylast.md5(password) try: self.network = pylast.LastFMNetwork(api_key=self.lastFMapikey, api_secret=self.lastFMsecret, username=self.username, password_hash=self.password) except Exception: self.username = None self.password = None self.network = None return False return True def logout(self): """Destoys lastFM network and current user info.""" self.username = None self.password = None self.network = None def loveTrack(self, index): """Love track at index in lastFM.""" if self.network is None: return False track = self.network.get_track(self.musicOrder[index][1], self.musicOrder[index][2]) try: track.love() except Exception: return False return True def unloveTrack(self, index): """Unlove track at index in lastFM.""" if self.network is None: return False track = self.network.get_track(self.musicOrder[index][1], self.musicOrder[index][2]) try: track.unlove() except Exception: return False return True def isMuted(self): """Returns True if player is muted.""" return self.player.isMuted() def getArtist(self, song): """Returns the artist of song.""" if song[-4:] == '.mp3': obj = EasyID3(song) if 'artist' in obj.keys(): return obj['artist'] elif 'TAG' in mediainfo(song).keys(): obj = mediainfo(song)['TAG'] if 'artist' in obj.keys(): return [obj['artist']] elif 'ARTIST' in obj.keys(): return [obj['ARTIST']] else: return ['Unknown'] else: return ['Unknown'] def getTitle(self, song): """Returns the title of song.""" if song[-4:] == '.mp3': obj = EasyID3(song) if 'title' in obj.keys(): return obj['title'] elif 'TAG' in mediainfo(song).keys(): obj = mediainfo(song)['TAG'] if 'title' in obj.keys(): return [obj['title']] elif 'TITLE' in obj.keys(): return [obj['TITLE']] else: return ['Unknown'] else: return ['Unknown'] def getAlbum(self, song): """Returns the album of song.""" if song[-4:] == '.mp3': obj = EasyID3(song) if 'album' in obj.keys(): return obj['album'] elif 'TAG' in mediainfo(song).keys(): obj = mediainfo(song)['TAG'] if 'album' in obj.keys(): return [obj['album']] elif 'ALBUM' in obj.keys(): return [obj['ALBUM']] else: return ['Unknown'] else: return ['Unknown'] def getDuration(self, song): """Returns the duration of song.""" if song[-4:] == '.mp3': return MP3(song).info.length return int(float(mediainfo(song)['duration']))
class MediaPlayerTab(GalacteekTab): statePlaying = QMediaPlayer.PlayingState statePaused = QMediaPlayer.PausedState stateStopped = QMediaPlayer.StoppedState def __init__(self, *args, **kw): super(MediaPlayerTab, self).__init__(*args, **kw) self.playlistIpfsPath = None self.playlist = QMediaPlaylist() self.model = ListModel(self.playlist) self.playlistsMenu = QMenu(self) self.playlistsMenu.triggered.connect(self.onPlaylistsMenu) self.pListWidget = QWidget(self) self.uipList = ui_mediaplaylist.Ui_MediaPlaylist() self.uipList.setupUi(self.pListWidget) self.uipList.savePlaylistButton.clicked.connect(self.onSavePlaylist) self.uipList.savePlaylistButton.setEnabled(False) self.uipList.loadPlaylistButton.setPopupMode(QToolButton.InstantPopup) self.uipList.loadPlaylistButton.setMenu(self.playlistsMenu) self.clipMenu = QMenu(self) self.copyPathAction = QAction(getIconIpfsIce(), iCopyPlaylistPath(), self, triggered=self.onCopyPlaylistPath) self.loadPathAction = QAction(getIconIpfsIce(), iLoadPlaylistFromPath(), self, triggered=self.onLoadPlaylistPath) self.copyPathAction.setEnabled(False) self.clipMenu.addAction(self.copyPathAction) self.clipMenu.addAction(self.loadPathAction) self.uipList.clipPlaylistButton.setPopupMode(QToolButton.InstantPopup) self.uipList.clipPlaylistButton.setMenu(self.clipMenu) self.uipList.clearButton.clicked.connect(self.onClearPlaylist) self.uipList.nextButton.clicked.connect(self.onPlaylistNext) self.uipList.previousButton.clicked.connect(self.onPlaylistPrevious) self.uipList.nextButton.setIcon(self.style().standardIcon( QStyle.SP_MediaSkipForward)) self.uipList.previousButton.setIcon(self.style().standardIcon( QStyle.SP_MediaSkipBackward)) self.pListView = self.uipList.listView self.pListView.mousePressEvent = self.playlistMousePressEvent self.pListView.setModel(self.model) self.pListView.setResizeMode(QListView.Adjust) self.pListView.setMinimumWidth(self.width() / 2) self.duration = None self.playerState = None self.player = QMediaPlayer(self) self.player.setPlaylist(self.playlist) self.videoWidget = MPlayerVideoWidget(self.player, self) self.useUpdates(True) self.videoWidget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding) self.player.setVideoOutput(self.videoWidget) self.player.error.connect(self.onError) self.player.stateChanged.connect(self.onStateChanged) self.player.metaDataChanged.connect(self.onMetaData) self.player.durationChanged.connect(self.mediaDurationChanged) self.player.positionChanged.connect(self.mediaPositionChanged) self.player.videoAvailableChanged.connect(self.onVideoAvailable) self.pListView.activated.connect(self.onListActivated) self.playlist.currentIndexChanged.connect(self.playlistPositionChanged) self.playlist.currentMediaChanged.connect(self.playlistMediaChanged) self.playlist.mediaInserted.connect(self.playlistMediaInserted) self.playlist.mediaRemoved.connect(self.playlistMediaRemoved) self.togglePList = QToolButton(self) self.togglePList.setIcon(self.style().standardIcon( QStyle.SP_ArrowRight)) self.togglePList.setFixedSize(32, 128) self.togglePList.clicked.connect(self.onTogglePlaylist) self.clipboardMediaItem = None self.clipboardButton = QToolButton(clicked=self.onClipboardClicked) self.clipboardButton.setIcon(getIconClipboard()) self.clipboardButton.setEnabled(False) self.clipboardButton.setToolTip('Load media from clipboard') self.pinButton = QToolButton(clicked=self.onPinMediaClicked) self.pinButton.setIcon(getIcon('pin.png')) self.processClipboardItem(self.app.clipTracker.current, force=True) self.app.clipTracker.currentItemChanged.connect(self.onClipItemChange) self.playButton = QToolButton(clicked=self.onPlayClicked) self.playButton.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay)) self.pauseButton = QToolButton(clicked=self.onPauseClicked) self.pauseButton.setIcon(self.style().standardIcon( QStyle.SP_MediaPause)) self.pauseButton.setEnabled(False) self.stopButton = QToolButton(clicked=self.onStopClicked) self.stopButton.setIcon(self.style().standardIcon(QStyle.SP_MediaStop)) self.stopButton.setEnabled(False) self.fullscreenButton = QToolButton(clicked=self.onFullScreen) self.fullscreenButton.setIcon(getIcon('fullscreen.png')) self.fullscreenButton.setToolTip(iFullScreen()) self.seekSlider = QSlider(Qt.Horizontal, sliderMoved=self.onSeek) self.seekSlider.sliderReleased.connect(self.onSliderReleased) self.seekSlider.setObjectName('mediaPlayerSlider') self.durationLabel = QLabel() vLayout = QVBoxLayout() hLayoutControls = QHBoxLayout() hLayoutControls.setContentsMargins(0, 0, 0, 0) hLayoutControls.addWidget(self.clipboardButton) hLayoutControls.addWidget(self.pinButton) hLayoutControls.addWidget(self.playButton) hLayoutControls.addWidget(self.pauseButton) hLayoutControls.addWidget(self.stopButton) hLayoutControls.addWidget(self.seekSlider) hLayoutControls.addWidget(self.durationLabel) hLayoutControls.addWidget(self.fullscreenButton) vLayout.addWidget(self.videoWidget) vLayout.addLayout(hLayoutControls) hLayout = QHBoxLayout() hLayout.addLayout(vLayout) hLayout.addWidget(self.pListWidget) hLayout.addWidget(self.togglePList) self.pListWidget.hide() self.vLayout.addLayout(hLayout) self.update() self.videoWidget.changeFocus() @property def isPlaying(self): return self.playerState == self.statePlaying @property def isPaused(self): return self.playerState == self.statePaused @property def isStopped(self): return self.playerState == self.stateStopped def useUpdates(self, updates=True): # Enable widget updates or not on the video widget self.videoWidget.setUpdatesEnabled(updates) def update(self): self.app.task(self.updatePlaylistsMenu) def onFullScreen(self): self.videoWidget.viewFullScreen(True) def onClearPlaylist(self): self.copyPathAction.setEnabled(False) self.player.stop() self.clearPlaylist() def onLoadPlaylistPath(self): current = self.app.clipTracker.getCurrent() if current: self.app.task(self.loadPlaylistFromPath, current.path) def onCopyPlaylistPath(self): if self.playlistIpfsPath: self.app.setClipboardText(self.playlistIpfsPath) def onPinMediaClicked(self): currentMedia = self.playlist.currentMedia() if currentMedia.isNull(): return messageBox(iNoMediaInPlaylist()) ensure(self.pinMedia(currentMedia)) @ipfsOp async def pinMedia(self, ipfsop, media): mediaUrl = qurlPercentDecode(media.canonicalUrl()) path = IPFSPath(mediaUrl, autoCidConv=True) if path.valid: await ipfsop.ctx.pin(str(path), qname='mediaplayer') @ipfsOp async def updatePlaylistsMenu(self, ipfsop): currentList = [ action.text() for action in self.playlistsMenu.actions() ] listing = await ipfsop.filesList(self.profile.pathPlaylists) for entry in listing: if entry['Name'] in currentList: continue action = QAction(entry['Name'], self) action.setData(entry) self.playlistsMenu.addAction(action) def playlistShowContextMenu(self, event): selModel = self.pListView.selectionModel() idx = self.pListView.indexAt(event.pos()) if not idx.isValid(): return path = self.model.data(idx) if path: selModel.reset() selModel.select(idx, QItemSelectionModel.Select) menu = QMenu(self) menu.addAction(getIcon('clear-all.png'), iPlaylistRemoveMedia(), functools.partial(self.onRemoveMediaFromIndex, idx)) menu.exec_(event.globalPos()) def onRemoveMediaFromIndex(self, idx): self.playlist.removeMedia(idx.row()) def playlistMousePressEvent(self, event): if event.button() == Qt.RightButton: self.pListView.selectionModel().reset() self.playlistShowContextMenu(event) else: if not self.pListView.indexAt(event.pos()).isValid(): self.deselectPlaylistItems() QListView.mousePressEvent(self.pListView, event) def onPlaylistsMenu(self, action): entry = action.data() self.app.task(self.loadPlaylistFromPath, joinIpfs(entry['Hash'])) def onSavePlaylist(self): paths = self.playlistGetPaths() listName = inputText(title=iPlaylistName(), label=iPlaylistName()) if not listName: return obj = JSONPlaylistV1(listName=listName, itemPaths=paths) self.app.task(self.savePlaylist, obj, listName) @ipfsOp async def savePlaylist(self, ipfsop, obj, name): objPath = os.path.join(self.profile.pathPlaylists, name) exists = await ipfsop.filesStat(objPath) if exists: await ipfsop.filesRm(objPath) ent = await ipfsop.client.core.add_json(obj.root) if ent: await ipfsop.filesLinkFp(ent, objPath) self.playlistIpfsPath = joinIpfs(ent['Hash']) self.copyPathAction.setEnabled(True) self.update() @ipfsOp async def loadPlaylistFromPath(self, ipfsop, path): try: obj = await ipfsop.jsonLoad(path) except Exception: return messageBox(iCannotLoadPlaylist()) if obj is None: return messageBox(iCannotLoadPlaylist()) try: # Assume v1 format for now, when the format evolves we'll just # use json validation pList = JSONPlaylistV1(data=obj) self.clearPlaylist() for item in pList.items(): self.queueFromPath(item['path']) self.playlistIpfsPath = path self.copyPathAction.setEnabled(True) except Exception: return messageBox(iCannotLoadPlaylist()) def playlistMediaInserted(self, start, end): self.uipList.savePlaylistButton.setEnabled( self.playlist.mediaCount() > 0) def playlistMediaRemoved(self, start, end): self.uipList.savePlaylistButton.setEnabled( self.playlist.mediaCount() > 0) self.model.modelReset.emit() def playlistGetPaths(self): return [u.path() for u in self.playlistGetUrls()] def playlistGetUrls(self): urls = [] for idx in range(0, self.playlist.mediaCount()): media = self.playlist.media(idx) urls.append(media.canonicalUrl()) return urls def onClipItemChange(self, item): self.processClipboardItem(item) def processClipboardItem(self, item, force=False): if not item: return def analyzeMimeType(cItem): if cItem.mimeCategory in ['audio', 'video', 'image']: self.clipboardMediaItem = cItem self.clipboardButton.setEnabled(True) self.clipboardButton.setToolTip(cItem.path) else: self.clipboardButton.setEnabled(False) self.clipboardButton.setToolTip(iClipboardEmpty()) if force: analyzeMimeType(item) else: item.mimeTypeAvailable.connect(lambda mType: analyzeMimeType(item)) def onClipboardClicked(self): if self.clipboardMediaItem: self.playFromPath(self.clipboardMediaItem.path) else: messageBox('Not a multimedia resource') def onSliderReleased(self): pass def onPlaylistNext(self): self.playlist.next() def onPlaylistPrevious(self): self.playlist.previous() def onPlayClicked(self): self.player.play() def onPauseClicked(self): if self.isPlaying: self.player.pause() elif self.isPaused: self.player.play() def onStopClicked(self): self.player.stop() self.player.setPosition(0) self.seekSlider.setValue(0) self.seekSlider.setRange(0, 0) def onSeek(self, seconds): if self.player.isSeekable(): self.player.setPosition(seconds * 1000) def onTogglePlaylist(self): self.pListWidget.setVisible(self.pListWidget.isHidden()) def onError(self, error): messageBox(iPlayerError(error)) def onStateChanged(self, state): self.playerState = state self.updateControls(state) def updateControls(self, state): if self.isStopped: self.stopButton.setEnabled(False) self.pauseButton.setEnabled(False) self.playButton.setEnabled(True) self.seekSlider.setEnabled(False) self.duration = None elif self.isPlaying: self.seekSlider.setRange(0, self.player.duration() / 1000) self.seekSlider.setEnabled(True) self.pauseButton.setEnabled(True) self.playButton.setEnabled(False) self.stopButton.setEnabled(True) def onListActivated(self, index): if index.isValid(): self.playlist.setCurrentIndex(index.row()) self.player.play() def onMetaData(self): # Unfinished if self.player.isMetaDataAvailable(): availableKeys = self.player.availableMetaData() for key in availableKeys: self.player.metaData(key) def playFromUrl(self, url, mediaName=None): if self.isPlaying: self.player.stop() cUrls = self.playlistGetUrls() for u in cUrls: if u.toString() == url.toString(): return messageBox(iAlreadyInPlaylist()) media = QMediaContent(url) if self.playlist.addMedia(media): count = self.model.rowCount() if count > 0: self.playlist.setCurrentIndex(count - 1) self.player.play() def playFromPath(self, path, mediaName=None): mediaUrl = self.app.subUrl(path) self.playFromUrl(mediaUrl) def queueFromPath(self, path, playLast=False, mediaName=None): mediaUrl = self.app.subUrl(path) self.playlist.addMedia(QMediaContent(mediaUrl)) if playLast: count = self.playlist.mediaCount() if count > 0: self.player.stop() self.playlist.setCurrentIndex(count - 1) self.player.play() def clearPlaylist(self): self.playlist.clear() self.pListView.reset() def playlistPositionChanged(self, position): self.pListView.setCurrentIndex(self.model.index(position, 0)) def deselectPlaylistItems(self): self.pListView.selectionModel().reset() def playlistMediaChanged(self, media): selModel = self.pListView.selectionModel() self.deselectPlaylistItems() self.model.modelReset.emit() idx = self.model.index(self.playlist.currentIndex(), 0) if idx.isValid(): selModel.select(idx, QItemSelectionModel.Select) def onVideoAvailable(self, available): if available: if self.isPlaying: self.useUpdates(False) elif self.isStopped or self.isPaused: self.useUpdates(True) else: self.useUpdates(True) def mediaDurationChanged(self, duration): self.duration = duration / 1000 self.seekSlider.setMaximum(self.duration) def mediaPositionChanged(self, progress): progress /= 1000 if self.duration: cTime = durationConvert(progress) tTime = durationConvert(self.duration) self.durationLabel.setText('{0} ({1})'.format( cTime.toString(), tTime.toString())) if not self.seekSlider.isSliderDown(): self.seekSlider.setValue(progress) async def onClose(self): self.player.stop() self.player.setMedia(QMediaContent(None)) return True def playerAvailable(self): return mediaPlayerAvailable(player=self.player)
class MainUIClass(QMainWindow, mp3playerGUILayout3.Ui_MainWindow): def __init__(self, parent=None): super(MainUIClass, self).__init__(parent) self.setupUi(self) self.fixLayout() self.mediaPlayer = QMediaPlayer() self.mediaPlayer.error.connect(self.erroralert) self.playlist = QMediaPlaylist() self.mediaPlayer.setPlaylist(self.playlist) #Connecting button clicks and functions self.OpenButton.clicked.connect(self.addtoqueue) self.PlayButton.clicked.connect(self.play) self.StopButton.clicked.connect(self.mediaPlayer.stop) self.muteButton.clicked.connect(self.mute) self.ForwardButton.clicked.connect(self.playlist.next) self.BackwardButton.clicked.connect(self.playlist.previous) self.addToQueue.clicked.connect(self.addtoqueue) self.repeatButton.clicked.connect(self.repeat) self.shuffleButton.clicked.connect(self.shuffle) #Adding valuechange functionality self.Timeline.setRange(0, 100) self.Timeline.sliderReleased.connect(self.set_position) self.mediaPlayer.setVolume(50) self.volume_on = True self.Volumedial.setValue(50) self.Volumedial.valueChanged.connect(self.set_volume) self.displayfilename_thread = DisplayThread() self.displayfilename_thread.start() self.displayfilename_thread.labeltext.connect( self.displayfilename_func) self.mediaPlayer.stateChanged.connect(self.mediaStateChanged) self.mediaPlayer.durationChanged.connect(self.durationChanged) self.mediaPlayer.positionChanged.connect(self.positionChanged) self.playlist.currentMediaChanged.connect(self.filenameChange) self.tableWidget.cellDoubleClicked.connect(self.getcurrentrow) #self.mediaPlayer.mutedChanged.connect(self.muteChange) self.items = 0 self.repeated = True self.shuffled = True #p = self.palette() #p.setColor(self.backgroundRole(), Qt.lightGray) #self.setPalette(p) #self.dumpObjectInfo() @Slot() def addtoqueue(self): filename, _ = QFileDialog.getOpenFileName( self, "Select song") # QDir.homePath()) if filename != '': self.playlist.addMedia(QMediaContent(QUrl.fromLocalFile(filename))) self.addtoview(filename) def addtoview(self, filename): self.tableWidget.insertRow(self.items) table_filename = QTableWidgetItem(filename.split("/")[-1]) inputdialog = InputDialog() inputdialog.exec_() if len(inputdialog.accept_func()[0]) > 0 or len( inputdialog.accept_func()[1]) > 0: table_artist = QTableWidgetItem(inputdialog.accept_func()[0]) table_artist.setFlags(Qt.ItemIsSelectable | Qt.ItemIsEnabled) table_song = QTableWidgetItem(inputdialog.accept_func()[1]) table_song.setFlags(Qt.ItemIsSelectable | Qt.ItemIsEnabled) else: table_artist = QTableWidgetItem("..artist..") table_artist.setFlags(Qt.ItemIsSelectable | Qt.ItemIsEnabled) table_song = QTableWidgetItem("..song..") table_song.setFlags(Qt.ItemIsSelectable | Qt.ItemIsEnabled) self.tableWidget.setItem(self.items, 0, table_artist) self.tableWidget.setItem(self.items, 1, table_song) for i in range(self.playlist.mediaCount()): print(self.playlist.media(i).canonicalUrl().fileName()) self.PlayButton.setEnabled(True) self.items += 1 @Slot() def play(self): if self.playlist.mediaCount() == 0: alert = selectfileAlert() alert.exec_() elif self.mediaPlayer.state() == QMediaPlayer.PlayingState: self.mediaPlayer.pause() else: self.mediaPlayer.play() @Slot() def set_volume(self): volume = self.Volumedial.value() self.mediaPlayer.setVolume(volume) @Slot(QMediaPlayer.State) def mediaStateChanged(self, state): if self.mediaPlayer.state() == QMediaPlayer.PlayingState: self.PlayButton.setIcon(self.style().standardIcon( QStyle.SP_MediaPause)) icon = self.style().standardIcon(QStyle.SP_DialogYesButton) self.PlayingIcon.setPixmap(icon.pixmap(QSize(15, 15))) elif self.mediaPlayer.state() == QMediaPlayer.StoppedState: filename = "........Select song to enjoy the moment........" self.displayfilename_thread.filename = filename self.PlayButton.setIcon(self.style().standardIcon( QStyle.SP_MediaPlay)) icon = self.style().standardIcon(QStyle.SP_DialogNoButton) self.PlayingIcon.setPixmap(icon.pixmap(QSize(15, 15))) else: self.PlayButton.setIcon(self.style().standardIcon( QStyle.SP_MediaPlay)) icon = self.style().standardIcon(QStyle.SP_DialogYesButton) self.PlayingIcon.setPixmap(icon.pixmap(QSize(15, 15))) @Slot() def repeat(self): if self.repeated: self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemInLoop) self.repeatButton.setFlat(True) self.repeated = False self.statusbar.showMessage("Repeat function is on") else: self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemOnce) self.repeatButton.setFlat(False) self.repeated = True self.statusbar.showMessage("Repeat function is off") @Slot() def shuffle(self): if self.shuffled: self.playlist.setPlaybackMode(QMediaPlaylist.Random) self.shuffleButton.setFlat(True) self.shuffled = False self.displayfilename_thread.exit() self.statusbar.clearMessage() self.statusbar.showMessage("Shuffle function is on", 100000) self.statusbar.clearMessage() self.displayfilename_thread.start() else: self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) self.shuffleButton.setFlat(False) self.shuffled = True self.displayfilename_thread.exit() self.statusbar.clearMessage() self.statusbar.showMessage("Shuffle function is off", 100000) self.statusbar.clearMessage() self.displayfilename_thread.start() @Slot('qint64', name="positionChanged") def positionChanged(self, position): self.Timeline.setValue(position) self.displaytime_func(position) @Slot() def set_position(self): self.mediaPlayer.setPosition( self.Timeline.value()) #self.mediaPlayer.setPosition(position) @Slot('qint64', name='durationChanged') def durationChanged(self, duration): self.Timeline.setRange(0, duration) def displaytime_func(self, position): sec = round(position / 1000.) sec_dt = datetime.timedelta(seconds=sec) sec_leftdt = datetime.timedelta( seconds=round(self.mediaPlayer.duration() / 1000.) - sec + 1) sec_format = datetime.datetime(2000, 1, 1) + sec_dt sec_formatdt = datetime.datetime(2000, 1, 1) + sec_leftdt self.Timepassed.setText(sec_format.strftime("%M min %S s")) self.Timeleft.setText(sec_formatdt.strftime("-%M min %S s")) @Slot('QString') def displayfilename_func(self, text): filetext = text.split(",")[0].replace("text: ", "") if text.split(",")[1] == " loop: 1": self.statusbar.showMessage(filetext) #self.displayfilename.setText(filetext) if text.split(",")[1] == " loop: 2": self.statusbar.showMessage(filetext) @Slot(QMediaContent) def filenameChange(self, media): if media: self.displayfilename_thread.quit() filename = media.canonicalUrl().fileName() filename = "Now playing ..... " + filename self.displayfilename_thread.filename = filename self.displayfilename_thread.start() @Slot() def mute(self): if self.volume_on: self.muteButton.setIcon(self.style().standardIcon( QStyle.SP_MediaVolumeMuted)) self.mediaPlayer.setMuted(True) self.volume_on = False else: self.muteButton.setIcon(self.style().standardIcon( QStyle.SP_MediaVolume)) self.mediaPlayer.setMuted(False) self.volume_on = True def fixLayout(self): _translate = QCoreApplication.translate self.PlayButton.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay)) self.BackwardButton.setIcon(self.style().standardIcon( QStyle.SP_MediaSkipBackward)) self.ForwardButton.setIcon(self.style().standardIcon( QStyle.SP_MediaSkipForward)) self.StopButton.setIcon(self.style().standardIcon(QStyle.SP_MediaStop)) self.muteButton.setIcon(self.style().standardIcon( QStyle.SP_MediaVolume)) icon = self.style().standardIcon(QStyle.SP_DialogNoButton) self.PlayingIcon.setPixmap(icon.pixmap(QSize(15, 15))) self.addToQueue.setIcon(self.style().standardIcon( QStyle.SP_FileDialogNewFolder)) self.repeatButton.setIcon(self.style().standardIcon( QStyle.SP_BrowserReload)) self.shuffleButton.setIcon(self.style().standardIcon( QStyle.SP_DialogOkButton)) self.shuffleButton.setText(_translate("MainWindow", "")) self.repeatButton.setText(_translate("MainWindow", "")) self.PlayingIcon.setText(_translate("MainWindow", "")) self.PlayButton.setText(_translate("MainWindow", "")) self.BackwardButton.setText(_translate("MainWindow", "")) self.ForwardButton.setText(_translate("MainWindow", "")) self.StopButton.setText(_translate("MainWindow", "")) self.Timepassed.setText(_translate("MainWindow", "00 min 00 s")) self.muteButton.setText(_translate("MainWindow", "")) self.addToQueue.setText(_translate("MainWindow", "")) #self.displayfilename.setText(_translate("MainWindow", "")) #self.displayfilename2.setText(_translate("MainWindow", "")) self.Timeleft.setText(_translate("MainWindow", "-00 min 00 s")) self.tableWidget.setHorizontalHeaderLabels(["Artist", "Song"]) def erroralert(self): print(self.mediaPlayer.error()) #print("type of args: " + type(args), " args: ",args) def getcurrentrow(self, row, col): self.playlist.setCurrentIndex(row + 1) self.mediaPlayer.play()
class Ui_MainWindow(object): # for stylizing progress bar progress_styleSheet = """ QSlider::groove:horizontal { background: dark; height: 40px; } QSlider::sub-page:horizontal { background: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1, stop: 0 #07406a, stop: 1 #696969); background: qlineargradient(x1: 0, y1: 0.2, x2: 1, y2: 1, stop: 0 #696969, stop: 1 #07406a); height: 40px; } QSlider::add-page:horizontal { background: #696969; height: 40px; } QSlider::handle:horizontal { background: #aaa; border: 0px; width: 5px; margin-top: 0px; margin-bottom: 0px; border-radius: 0px; } """ def setupUi(self, MainWindow): MainWindow.setObjectName("Music Player") MainWindow.resize(640, 480) MainWindow.setAcceptDrops(True) self.playlist = QMediaPlaylist() self.player = QMediaPlayer() self.player.setPlaylist(self.playlist) self.player.setVolume(20) self.player.setPlaybackRate(jdata['playback']) self.playlist.setPlaybackMode(jdata['curr_playstyle']) self.centralwidget = QtWidgets.QWidget(MainWindow) self.centralwidget.setObjectName("centralwidget") self.gridLayout = QtWidgets.QGridLayout(self.centralwidget) self.gridLayout.setObjectName("gridLayout") self.gridLayout_2 = QtWidgets.QGridLayout() self.gridLayout_2.setObjectName("gridLayout_2") self.progress = QtWidgets.QSlider(self.centralwidget) self.progress.setOrientation(QtCore.Qt.Horizontal) self.progress.setStyleSheet(self.progress_styleSheet) self.progress.setObjectName("progress") self.progress.setSingleStep(1) self.progress.setPageStep(1) self.gridLayout_2.addWidget(self.progress, 1, 0, 1, 3) self.stop_but = QtWidgets.QPushButton(self.centralwidget) self.stop_but.setObjectName("stop_but") self.gridLayout_2.addWidget(self.stop_but, 0, 2, 1, 1) self.backward_b = QtWidgets.QPushButton(self.centralwidget) self.backward_b.setObjectName("backward") self.gridLayout_2.addWidget(self.backward_b, 0, 0, 1, 1) self.cont_pau = QtWidgets.QPushButton(self.centralwidget) self.cont_pau.setObjectName("cont_pau") self.gridLayout_2.addWidget(self.cont_pau, 0, 1, 1, 1) self.playstyle = QtWidgets.QPushButton(self.centralwidget) self.playstyle.setObjectName("playstyle") self.playstyle.setText("Loop") self.gridLayout_2.addWidget(self.playstyle, 0, 4, 1, 1) self.forward_b = QtWidgets.QPushButton(self.centralwidget) self.forward_b.setObjectName("forward") self.gridLayout_2.addWidget(self.forward_b, 0, 3, 1, 1) self.time_remain = QtWidgets.QLabel(self.centralwidget) self.time_remain.setObjectName("time_remain") self.gridLayout_2.addWidget(self.time_remain, 1, 3, 1, 1) self.verticalLayout_2 = QtWidgets.QVBoxLayout() self.verticalLayout_2.setObjectName("verticalLayout_2") self.volume = QtWidgets.QLabel(self.centralwidget) self.volume.setAlignment(QtCore.Qt.AlignCenter) self.volume.setObjectName("volume") self.verticalLayout_2.addWidget(self.volume) self.volume_ctrl = QtWidgets.QSlider(self.centralwidget) self.volume_ctrl.setOrientation(QtCore.Qt.Horizontal) self.volume_ctrl.setObjectName("volume_ctrl") self.volume_ctrl.setValue(jdata["volume"]) self.volume_ctrl.setRange(-1, 101) self.volume_ctrl.setSingleStep(1) self.volume_ctrl.setPageStep(1) self.verticalLayout_2.addWidget(self.volume_ctrl) self.gridLayout_2.addLayout(self.verticalLayout_2, 1, 4, 1, 1) self.gridLayout.addLayout(self.gridLayout_2, 1, 0, 1, 1) self.verticalLayout = QtWidgets.QVBoxLayout() self.verticalLayout.setObjectName("verticalLayout") self.playing = QtWidgets.QLabel(self.centralwidget) font = QtGui.QFont() font.setFamily("Arial") font.setPointSize(12) self.playing.setFont(font) self.playing.setAlignment(QtCore.Qt.AlignCenter) self.playing.setObjectName("playing") self.playing.setScaledContents(True) self.playing.setWordWrap(True) self.verticalLayout.addWidget(self.playing) self.gridLayout.addLayout(self.verticalLayout, 0, 0, 1, 1) self.verticalLayout_3 = QtWidgets.QVBoxLayout() self.verticalLayout_3.setObjectName("verticalLayout_3") self.song_list = ListWidget(self.centralwidget) self.song_list.setMinimumSize(QtCore.QSize(183, 0)) self.song_list.setAcceptDrops(True) self.song_list.setDragDropMode( QtWidgets.QAbstractItemView.InternalMove) self.song_list.setObjectName("song_list") self.song_list.setContextMenuPolicy(QtCore.Qt.CustomContextMenu) self.song_list.setWordWrap(True) self.verticalLayout_3.addWidget(self.song_list) self.gridLayout.addLayout(self.verticalLayout_3, 0, 1, 2, 1) MainWindow.setCentralWidget(self.centralwidget) self.menubar = QtWidgets.QMenuBar(MainWindow) self.menubar.setGeometry(QtCore.QRect(0, 0, 632, 25)) self.menubar.setObjectName("menubar") self.menuFile = QtWidgets.QMenu(self.menubar) self.menuFile.setObjectName("menuFile") self.menuAbout = QtWidgets.QMenu(self.menubar) self.menuAbout.setObjectName("menuAbout") MainWindow.setMenuBar(self.menubar) self.statusbar = QtWidgets.QStatusBar(MainWindow) self.statusbar.setObjectName("statusbar") MainWindow.setStatusBar(self.statusbar) self.actionOpen = QtWidgets.QAction(MainWindow) self.actionOpen.setObjectName("actionOpen") self.actionLisence_Information = QtWidgets.QAction(MainWindow) self.actionLisence_Information.setObjectName( "actionLisence_Information") self.menuFile.addAction(self.actionOpen) self.menuAbout.addAction(self.actionLisence_Information) self.menubar.addAction(self.menuFile.menuAction()) self.menubar.addAction(self.menuAbout.menuAction()) spacerItem = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum) self.gridLayout_2.addItem(spacerItem, 0, 5, 1, 1) self.gridLayout.addLayout(self.gridLayout_2, 1, 0, 1, 1) self.info = QMessageBox() self.info.setWindowTitle("License Information") self.info.setText("MIT License\n\nCopyright (c) 2021 Marganotvke") self.err = QMessageBox() self.err.setWindowTitle("Error Loading File") self.err.setText("Error Loading File!\n\nPlease check file type!") self.retranslateUi(MainWindow) QtCore.QMetaObject.connectSlotsByName(MainWindow) self.actionOpen.triggered.connect(lambda: self.open_trig()) self.actionLisence_Information.triggered.connect( lambda: self.info.exec_()) self.cont_pau.clicked.connect(lambda: self.cur_playing()) self.volume_ctrl.sliderMoved.connect(lambda: self.change_vol()) self.stop_but.clicked.connect(lambda: self.stop_playing()) self.forward_b.clicked.connect(lambda: self.forward()) self.backward_b.clicked.connect(lambda: self.backward()) self.playstyle.clicked.connect(lambda: self.playlist_style()) self.song_list.dropped.connect(lambda e: self.start_play(e)) self.song_list.itemDoubleClicked.connect( lambda: self.jump_start(self.song_list.currentRow())) self.song_list.model().rowsAboutToBeMoved.connect( lambda e, f, g, h, i: self.re_arr(f, i)) self.song_list.dele.connect(lambda e: self.delete_q(e)) self.player.metaDataAvailableChanged.connect(lambda: self.set_meta()) self.player.stateChanged.connect(lambda e: self.set_state(e)) self.player.positionChanged.connect(lambda e: self.set_pos(e)) self.progress.sliderMoved.connect(lambda e: self.skip_to(e)) def retranslateUi(self, MainWindow): _translate = QtCore.QCoreApplication.translate MainWindow.setWindowTitle(_translate("MainWindow", "Music Player")) self.stop_but.setText(_translate("MainWindow", "Stop")) self.backward_b.setText(_translate("MainWindow", "Backward")) self.cont_pau.setText(_translate("MainWindow", "Load Song")) self.playstyle.setText( _translate("MainWindow", f"{playstyles[jdata['curr_playstyle']]}")) self.forward_b.setText(_translate("MainWindow", "Forward")) self.time_remain.setText(_translate("MainWindow", "--/--")) self.volume.setText( _translate("MainWindow", f"Volume: {jdata['volume']}%")) self.playing.setText( _translate("MainWindow", "Currently playing: None")) self.menuFile.setTitle(_translate("MainWindow", "File")) self.menuAbout.setTitle(_translate("MainWindow", "About")) self.actionOpen.setText(_translate("MainWindow", "Open")) self.actionLisence_Information.setText( _translate("MainWindow", "License Information")) self.actionOpen.setShortcut(_translate("MainWindow", "Ctrl+O")) def re_arr(self, e=None, f=None): f -= 1 if self.song_list.count() == f else 0 media = self.playlist.media(e) self.playlist.removeMedia(e) self.playlist.insertMedia(f, media) def jump_start(self, index=None): if self.playlist.currentIndex() != index: self.playlist.setCurrentIndex(index) self.player.stop() self.start_play() def start_play(self, url=None): if url: print("Emitted from drop event:", url) threading.Thread(target=self.open_file(url)).start() self.player.play() def stop_playing(self): self.player.stop() def cur_playing(self): if self.playlist.isEmpty(): self.open_trig() else: if self.player.state() == 1: self.player.pause() self.cont_pau.setText("Play") else: self.player.play() self.cont_pau.setText("Pause") def forward(self): self.playlist.next() def backward(self): if round(self.player.position() / 1000) >= 5: self.player.setPosition(0) if not self.player.state(): self.start_play() else: self.playlist.previous() def open_trig(self): filename = QFileDialog.getOpenFileName( None, 'Open File', filter= "MPEG-2 (*.mp3);;WAVE Audio (*.wav,*.aif,*.aiff);;MPEG-1/DD/ACC (*.aac);;MIDI (*.mid,*.midi);;Windows Media Audio (*.wma);;Xiph.Org OGG Vorbis (*.ogg);;NeXT SouND (*.snd);;FLAC (*.flac);;All files(*)" ) threading.Thread(target=self.open_file(filename[0])).start() def open_file(self, file_url): url = QUrl.fromLocalFile(file_url) avai = ('.mp3', '.wav', 'ogg', '.aac', '.aif', '.aiff', '.mid', '.midi', '.wma', '.snd', '.flac') if url.url() != '' and not url.fileName().lower().endswith(avai): self.err.exec_() elif url.fileName().lower().endswith(avai): song_name = url.fileName().split(".")[0] self.song_list.addItem(song_name) if self.playlist.isEmpty(): self.playlist.addMedia(QMediaContent(url)) self.cont_pau.setText("Pause") self.start_play() else: self.playlist.addMedia(QMediaContent(url)) def delete_q(self, i): self.playlist.removeMedia(i) self.song_list.takeItem(i) def playlist_style(self): i = self.playlist.playbackMode() i += 1 i *= (i < 5) self.playlist.setPlaybackMode(i) self.playstyle.setText(f"{playstyles[self.playlist.playbackMode()]}") jdata["curr_playstyle"] = self.playlist.playbackMode() print(playstyles[self.playlist.playbackMode()]) def change_vol(self): vol = self.volume_ctrl.value() self.player.setVolume(vol) self.volume.setText(f"Volume: {vol}%") jdata["volume"] = vol def set_pos(self, e): if self.player.isMetaDataAvailable(): t = self.player.duration() dt = datetime.datetime.fromtimestamp( round(self.player.duration() / 1000)).strftime('%M:%S') dt_ct = datetime.datetime.fromtimestamp(round( e / 1000)).strftime('%M:%S') self.thread = threading.Thread( target=self.progress.setValue(round((e / t) * 100))) self.thread.start() self.time_remain.setText(f"{dt_ct}/{dt}") def set_meta(self): if self.player.isMetaDataAvailable(): self.duraiton = self.player.duration() self.progress.setRange(0, 100) self.playing.setText( f"Currently playing: {self.player.currentMedia().canonicalUrl().fileName().split('.')[0]}" ) else: if self.playlist.isEmpty(): self.cont_pau.setText("Load Song") self.time_remain.setText("--/--") def set_state(self, e): if not e: self.playing.setText("Currently playing: None") if self.playlist.isEmpty(): self.cont_pau.setText("Load Song") else: self.cont_pau.setText("Play") else: if self.player.isMetaDataAvailable(): self.playing.setText( f"Currently playing: {self.player.currentMedia().canonicalUrl().fileName().split('.')[0]}" ) def skip_to(self, e): self.player.setPosition(round((e / 100) * self.player.duration()))
class MusicApp(QMainWindow): def __init__(self): super().__init__() self.player = QMediaPlayer() self.playlist = QMediaPlaylist() self.title = 'GestureTunes - player' self.left = 300 self.top = 300 self.width = 600 self.height = 340 self.volume_initial_value = 60 self.model = QStandardItemModel(0, 1) self.song_list = QtWidgets.QTableView() self.play_btn = QPushButton('播放') self.media_controls = QHBoxLayout() # 共享变量 self.image_to_show = None self.rec_res = { "set": False, "used": True, "direction": None, "fingers": 0 } # 摄像头窗口 self.widget = QWidget() self.widget.move(1000, 200) self.widget.resize(300, 200) self.widget.setWindowTitle("GestureTunes - gesture panel") # 窗口标题 self.videoFrame = QLabel('正在打开摄像头,请稍等...') video_area = QVBoxLayout() self.widget.setLayout(video_area) video_area.addWidget(self.videoFrame) self.widget.show() # self.widget.setWindowFlags(QtCore.Qt.WindowStaysOnTopHint) # 定时器 self.timer = QTimer() self.timer.setInterval(20) self.timer.start() self.timer.timeout.connect(self.show_image) self.have_song = False self.volume_slider = QSlider(Qt.Horizontal, self) self.volume_slider.setTracking(True) # 播放模式 self.play_style = '列表循环' self.single_img = QIcon('pics/single.png') self.loop_img = QIcon('pics/loop.png') self.play_style_btn = QPushButton() self.play_style_btn.setIcon(self.loop_img) self.play_tip = '' self.playlist.setPlaybackMode(QMediaPlaylist.Loop) # 初始化界面 self.init_ui() def init_ui(self): # Add file menu menubar = self.menuBar() file_menu = menubar.addMenu('文件') fileAct = QAction('打开文件', self) folderAct = QAction('打开文件夹', self) file_menu.addAction(fileAct) file_menu.addAction(folderAct) fileAct.triggered.connect(self.open_file) folderAct.triggered.connect(self.add_files) self.add_listener() self.setWindowTitle(self.title) self.setGeometry(self.left, self.top, self.width, self.height) self.show() def add_listener(self): wid = QWidget(self) self.setCentralWidget(wid) # 播放控件 self.volume_slider = QSlider(Qt.Horizontal, self) self.volume_slider.setFocusPolicy(Qt.NoFocus) self.volume_slider.valueChanged[int].connect(self.change_volume) self.volume_slider.setValue(self.volume_initial_value) open_btn = QPushButton('打开...') prev_btn = QPushButton('上一首') next_btn = QPushButton('下一首') # 显示播放列表 self.set_play_list() self.song_list.setSelectionBehavior( QtWidgets.QAbstractItemView.SelectRows) self.song_list.setShowGrid(False) self.song_list.setTextElideMode(QtCore.Qt.ElideLeft) # 按钮的layout control_area = QVBoxLayout() # centralWidget self.media_controls = QHBoxLayout() # 将播放控件添加到layout self.media_controls.addWidget(open_btn) self.media_controls.addWidget(prev_btn) self.media_controls.addWidget(self.play_btn) self.media_controls.addWidget(next_btn) self.media_controls.addWidget(self.play_style_btn) self.media_controls.addWidget(self.volume_slider) # 将layout添加到界面中 control_area.addWidget(self.song_list) control_area.addLayout(self.media_controls) wid.setLayout(control_area) # 设置监听 self.play_btn.clicked.connect(self.start_or_stop) open_btn.clicked.connect(self.add_files) prev_btn.clicked.connect(self.prev) next_btn.clicked.connect(self.next) self.song_list.doubleClicked.connect(self.change_song) self.play_style_btn.clicked.connect(self.change_play_style) self.statusBar() self.playlist.currentMediaChanged.connect(self.song_changed) def set_play_list(self): self.model.clear() self.song_list.horizontalHeader().hide() # self.song_list.verticalHeader().hide() # QHeaderView() self.song_list.setModel(self.model) # 把数据添加至QtableView中 self.song_list.horizontalHeader().setSectionResizeMode( QHeaderView.Stretch) self.song_list.setEditTriggers( QAbstractItemView.NoEditTriggers) # 设置不可编辑单元格 if self.playlist.mediaCount(): # 添加数据 for index in range(self.playlist.mediaCount()): self.model.appendRow([ # 添加一行数据 QStandardItem( self.playlist.media(index).canonicalUrl().fileName()) ]) self.song_list.selectRow(0) def open_file(self): song = QFileDialog.getOpenFileName(self, "打开文件", "~", "音频文件 (*.mp3 *.ogg *.wav *.m4a)") if song[0] != '': url = QUrl.fromLocalFile(song[0]) if self.playlist.mediaCount() == 0: self.playlist.addMedia(QMediaContent(url)) self.player.setPlaylist(self.playlist) self.player.play() else: self.playlist.addMedia(QMediaContent(url)) self.set_play_list() self.have_song = True def add_files(self): if self.playlist.mediaCount() != 0: self.playlist.clear() self.folder_iterator() self.player.setPlaylist(self.playlist) self.player.playlist().setCurrentIndex(0) self.song_list.selectRow(0) self.set_play_list() self.player.pause() self.play_tip = "暂停:" + self.playlist.currentMedia().canonicalUrl( ).fileName() self.statusBar().showMessage(self.play_tip + " - " + self.play_style) self.have_song = True def folder_iterator(self): folder_chosen = QFileDialog.getExistingDirectory(self, '打开文件夹', '~') if folder_chosen is not None: it = QDirIterator(folder_chosen) it.next() while it.hasNext(): if (not it.fileInfo().isDir()) and it.filePath() != '.': f_info = it.fileInfo() if f_info.suffix() in ('mp3', 'ogg', 'wav', 'm4a'): self.playlist.addMedia( QMediaContent(QUrl.fromLocalFile(it.filePath()))) it.next() if (not it.fileInfo().isDir()) and it.filePath() != '.': f_info = it.fileInfo() if f_info.suffix() in ('mp3', 'ogg', 'wav', 'm4a'): self.playlist.addMedia( QMediaContent(QUrl.fromLocalFile(it.filePath()))) def start_or_stop(self): print(self.player.state()) if self.playlist.mediaCount() == 0: self.open_file() else: if self.player.state() == QMediaPlayer.PlayingState or \ (self.player.state() == QMediaPlayer.PlayingState and self.play_btn.text() == '暂停'): self.player.pause() self.play_btn.setText('播放') self.play_tip = "暂停:" + self.playlist.currentMedia( ).canonicalUrl().fileName() elif self.player.state() == QMediaPlayer.PausedState or \ (self.player.state() == QMediaPlayer.PlayingState and self.play_btn.text() == '播放'): self.player.play() self.play_btn.setText('暂停') self.play_tip = "正在播放:" + self.playlist.currentMedia( ).canonicalUrl().fileName() self.statusBar().showMessage(self.play_tip + " - " + self.play_style) def change_volume(self, value): self.player.setVolume(value) def volume_up(self): volume = self.player.volume( ) + 10 if self.player.volume() + 10 <= 100 else 100 self.player.setVolume(volume) self.volume_slider.setTracking(True) self.volume_slider.setValue(volume) def volume_down(self): volume = self.player.volume( ) - 10 if self.player.volume() - 10 >= 0 else 0 self.player.setVolume(volume) self.volume_slider.setTracking(True) self.volume_slider.setValue(volume) def prev(self): if self.playlist.mediaCount() == 0: self.open_file() elif self.playlist.mediaCount() != 0: self.player.playlist().previous() def shuffle(self): self.playlist.shuffle() def next(self): if self.playlist.mediaCount() == 0: self.open_file() elif self.playlist.mediaCount() != 0: self.player.playlist().next() def song_changed(self, media): if not media.isNull(): url = media.canonicalUrl() self.play_tip = "正在播放:" + url.fileName() self.statusBar().showMessage(self.play_tip + " - " + self.play_style) self.song_list.selectRow(self.playlist.currentIndex()) def change_song(self): index = self.song_list.currentIndex().row() # 获取双击所在行 self.playlist.setCurrentIndex(index) def change_play_style(self): if self.playlist.playbackMode() == QMediaPlaylist.Loop: self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemInLoop) self.play_style = "单曲循环" self.play_style_btn.setIcon(self.single_img) elif self.playlist.playbackMode() == QMediaPlaylist.CurrentItemInLoop: self.playlist.setPlaybackMode(QMediaPlaylist.Loop) self.play_style = "列表循环" self.play_style_btn.setIcon(self.loop_img) self.statusBar().showMessage(self.play_tip + " - " + self.play_style) def convert_image(self, frame): if len(frame.shape) == 2: # 若是灰度图则转为三通道 frame = cv2.cvtColor(frame, cv2.COLOR_GRAY2BGR) rgb_image = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB) # 将BGR转为RGB rgb_image = np.asanyarray(rgb_image) label_image = QImage(rgb_image.data, rgb_image.shape[1], rgb_image.shape[0], QImage.Format_RGB888) # 转化为QImage self.image_to_show = QPixmap(label_image) def show_image(self): if self.image_to_show is not None: self.videoFrame.setPixmap(self.image_to_show) if self.rec_res['set'] and not self.rec_res['used']: final_direction = self.rec_res['direction'] final_fingers = self.rec_res['fingers'] if final_fingers == 3: self.start_or_stop() self.rec_res['used'] = True return if final_fingers == 5: self.change_play_style() self.rec_res['used'] = True return if final_direction is not None and final_direction != 'NOT_FOUND': if final_direction == "RIGHT": self.next() self.rec_res['used'] = True if final_direction == "LEFT": self.prev() self.rec_res['used'] = True if final_direction == "UP": self.volume_up() self.rec_res['used'] = True if final_direction == "DOWN": self.volume_down() self.rec_res['used'] = True def set_rec_res(self, res): self.rec_res = res
class Win(QWidget): """ 重写 QWidget 类,自定义创建一个播放器窗体 """ def __init__(self): """ 构造方法:类的初始化 """ # 初始化父类 super().__init__() # 定义类属性 self.moveMode = False # 是否开启窗口移动模式 self.windowPoint = QPoint(0, 0) # 记录窗口移动时位置 self.startPoint = QPoint(0, 0) # 记录窗口移动前位置 # 设定窗体基本属性(标题、尺寸、图标等) self.setWindowTitle("简易MP3音乐播放器") # 窗口标题 self.setObjectName("app") # 对象名称 self.resize(260, 348) # 窗口尺寸 self.setFixedSize(self.width(), self.height()) # 禁止拉伸窗口大小 self.setWindowFlags(Qt.FramelessWindowHint) # 窗口无边框 self.setAutoFillBackground(True) # 允许背景填充 palette = QPalette() palette.setBrush(QPalette.Background, QBrush(QPixmap('./img/bg.jpg'))) self.setPalette(palette) # 填充背景图片 # 定义窗体组件(定义按钮、标签、列表框、滑块条等)及其基本属性 self.create_widgets() # 创建播放器和播放列表 self.media = QMediaPlayer() self.list = QMediaPlaylist() self.media.setPlaylist(self.list) # 设置窗体组件的样式和布局(颜色、图片、背景、位置、字体等) self.set_style() # 绑定事件(信号槽) self.bind_slots() # 其他初始化操作 self.list.setPlaybackMode(QMediaPlaylist.Loop) # 循环播放 self.media.setVolume(100) # 设置默认音量 self.slider_volume.setRange(0, 100) self.slider_volume.setValue(100) self.slider_pos.setRange(0, 0) # 设置默认进度 self.slider_pos.setValue(0) self.label_title.setText("简易MP3音乐播放器") # 设置默认标题 # 加载已保存的播放列表 self.load_playlist() def create_widgets(self): """ 定义窗体组件(定义按钮、标签、列表框、滑块条等)及其基本属性 :return: """ self.frame_player = QFrame(self) # 播放器布局框 self.frame_player.setObjectName("frame_player") self.frame_player.setGeometry(0, 0, 260, 120) self.frame_list = QFrame(self) # 播放列表布局框 self.frame_list.setObjectName("frame_list") self.frame_list.setGeometry(0, 120, 260, 228) self.btn_play = QPushButton(self.frame_player) # 播放按钮 self.btn_play.setObjectName("btn_play") self.btn_play.setGeometry(8, 78, 32, 32) self.btn_pause = QPushButton(self.frame_player) # 暂停按钮 self.btn_pause.setObjectName("btn_pause") self.btn_pause.setGeometry(8, 78, 32, 32) self.btn_pause.setVisible(False) self.btn_stop = QPushButton(self.frame_player) # 停止按钮 self.btn_stop.setObjectName("btn_stop") self.btn_stop.setGeometry(40, 78, 32, 32) self.btn_previous = QPushButton(self.frame_player) # 上一曲按钮 self.btn_previous.setObjectName("btn_previous") self.btn_previous.setGeometry(72, 78, 32, 32) self.btn_next = QPushButton(self.frame_player) # 下一曲按钮 self.btn_next.setObjectName("btn_next") self.btn_next.setGeometry(104, 78, 32, 32) self.btn_mute = QPushButton(self.frame_player) # 静音按钮 self.btn_mute.setObjectName("btn_mute") self.btn_mute.setGeometry(144, 90, 20, 20) self.label_title = QLabel(self.frame_player) # 歌曲标题标签 self.label_title.setObjectName("label_title") self.label_title.setGeometry(8, 38, 244, 32) self.label_time = QLabel("00:00", self.frame_player) # 时间标签 self.label_time.setObjectName("label_time") self.label_time.setGeometry(220, 74, 30, 20) self.slider_volume = QSlider(self.frame_player) # 音量滑块条 self.slider_volume.setObjectName("slider_volume") self.slider_volume.setGeometry(172, 90, 80, 20) self.slider_volume.setOrientation(Qt.Horizontal) self.slider_pos = QSlider(self.frame_player) # 播放进度条 self.slider_pos.setObjectName("slider_pos") self.slider_pos.setGeometry(0, 114, 260, 6) self.slider_pos.setOrientation(Qt.Horizontal) self.btn_add = QPushButton(self.frame_list) # 添加文件按钮 self.btn_add.setObjectName("btn_add") self.btn_add.setGeometry(8, 196, 24, 24) self.btn_remove = QPushButton(self.frame_list) # 移除文件按钮 self.btn_remove.setObjectName("btn_remove") self.btn_remove.setGeometry(40, 196, 24, 24) self.play_list = QListWidget(self.frame_list) # 播放列表 self.play_list.setObjectName("play_list") self.play_list.setGeometry(8, 8, 244, 180) self.label_version = QLabel(self.frame_list) # 软件版本说明标签 self.label_version.setObjectName("label_version") self.label_version.setGeometry(72, 196, 172, 24) self.label_version.setText("Version: 1.0 | By: yowfung") self.btn_close = QPushButton(self) # 关闭窗口按钮 self.btn_close.setObjectName("btn_close") self.btn_close.setGeometry(236, 0, 24, 24) def set_style(self): """ 设置窗体组件的样式和布局(颜色、图片、背景、位置、字体等) :return: """ # 通过各种选择器的方式,并结合qss样式表对组件进行样式美化和布局 self.setStyleSheet( # 窗体全局样式 "QWidget{font-family:'微软雅黑'}" # 播放器框和播放列表框的样式 "QFrame#frame_player{background-color: rgba(0,0,0,0)}" "QFrame#frame_list{background-color:rgba(200, 240, 255, 0.3)}" # 歌曲标题标签、时间标签、版本说明标签的样式 "QLabel#label_title{font-size:18px; color: white}" "QLabel#label_time{color: #bbb; font-size:11px; }" "QLabel#label_version{color:#444;font-size:12px}" # 音量滑块条、进度条样式 "QSlider#slider_volume::groove:horizontal{height:4px;background:rgb(167,176,255)}" "QSlider#slider_volume::handle:horizontal{width:4px;background:rgb(180, 220, 255);margin:-2px 0px;}" "QSlider#slider_pos::groove:horizontal{height:2px;background:rgb(50,80,120)}" "QSlider#slider_pos::handle:horizontal{width:6px;background:rgb(240, 50, 60);margin:-2px 0;border-radius:1px}" # 按钮样式 "QPushButton{border: none;}" "QPushButton:pressed{margin: 1px}" "QPushButton#btn_play:pressed, QPushButton#btn_pause:pressed, QPushButton#btn_stop:pressed{margin:2px}" "QPushButton#btn_play{image: url('./img/icons/play.png')}" "QPushButton#btn_pause{image: url('./img/icons/pause.png')}" "QPushButton#btn_stop{image: url('./img/icons/stop.png')}" "QPushButton#btn_previous{image: url('./img/icons/previous.png')}" "QPushButton#btn_next{image: url('./img/icons/next.png')}" "QPushButton#btn_mute{image: url('./img/icons/volume-normal.png')}" "QPushButton#btn_add{image: url('./img/icons/add.png')}" "QPushButton#btn_remove{image: url('./img/icons/remove.png')}" "QPushButton#btn_close{image: url('./img/icons/close.png')}" # 播放列表框样式 "QListWidget{border:1px solid #ccc; font-size:12px;color:#444;background-color:rgba(255,255,255,0.6)}" "QListWidget::Item:hover{background-color:rgba(120,120,120,0.15);color:black}" "QListWidget::Item:selected{background-color:rgba(120,120,150,0.3);color:#208}" # 垂直滚动条样式 "QScrollBar:vertical{background-color:#eee;width:6px}" "QScrollBar::handle:vertical{background-color:#ccc;min-height:16px}" "QScrollBar::handle::vertical:hover {background-color:#bbb;}" "QScrollBar::add-line:vertical, QScrollBar::sub-line:vertical {height: 0}" # 水平滚动条样式 "QScrollBar:horizontal{background-color: #eee;height: 6px;}" "QScrollBar::handle:horizontal {background-color:#ccc;min-width:16px;}" "QScrollBar::handle::horizontal:hover {background-color:#bbb;}" "QScrollBar::add-line:horizontal, QScrollBar::sub-line:horizontal {width:0;}" ) def bind_slots(self): """ 绑定信号槽 :return: """ self.btn_close.clicked.connect(self.close) # 关闭按钮:被单击 self.btn_play.clicked.connect(self.con_btn_clicked_event) # 播放按钮:被单击 self.btn_pause.clicked.connect(self.con_btn_clicked_event) # 暂停按钮:被单击 self.btn_stop.clicked.connect(self.con_btn_clicked_event) # 停止按钮:被单击 self.btn_next.clicked.connect(self.con_btn_clicked_event) # 下一曲按钮:被单击 self.btn_previous.clicked.connect( self.con_btn_clicked_event) # 上一曲按钮:被单击 self.btn_mute.clicked.connect(self.con_btn_clicked_event) # 静音按钮:被单击 self.btn_add.clicked.connect(self.con_btn_clicked_event) # 添加文件按钮:被单击 self.btn_remove.clicked.connect( self.con_btn_clicked_event) # 移除项目按钮:被单击 self.slider_volume.valueChanged.connect( self.vol_changed_event) # 音量滑块条:值被改变 self.slider_pos.sliderReleased.connect( self.progress_changed_event) # 进度滑块条:值被改变 self.play_list.doubleClicked.connect( self.list_double_clicked_event) # 播放列表:被双击 self.media.positionChanged.connect( self.pos_changed_event) # 媒体播放器:播放位置被改变 self.media.durationChanged.connect( self.duration_changed_event) # 媒体播放器:时间区间被改变 self.media.stateChanged.connect( self.state_changed_event) # 媒体播放器:播放状态被改变 self.list.currentIndexChanged.connect( self.cur_changed_event) # 媒体播放列表:当前播放项被改变 def closeEvent(self, e): """ 重写 closeEvent:关闭程序前停止播放并保存记录 :param e: :return: """ self.save_playlist() self.media.stop() def mousePressEvent(self, e): """ 重写 mousePressEvent:鼠标在顶部按下时进入“移动窗口模式” :param e: :return: """ if e.button() == Qt.LeftButton \ and 2 <= e.pos().x() <= self.width() - 2 \ and 2 <= e.pos().y() <= 28: self.moveMode = True self.startPoint = e.globalPos() self.windowPoint = self.geometry().topLeft() def mouseMoveEvent(self, e): """ 重写 mouseMoveEvent:在“移动窗口模式”中进行窗口位置移动 :param e: :return: """ if e.buttons() & Qt.LeftButton and self.moveMode: re_point = e.globalPos() - self.startPoint self.move(self.windowPoint + re_point) def mouseReleaseEvent(self, e): """ 重写 mouseReleaseEvent:鼠标释放时离开“移动窗口模式” :param e: :return: """ self.moveMode = False def con_btn_clicked_event(self): """ 播放/暂停/上一曲/下一曲/停止/静音/添加文件/移除文件等控制按钮鼠标被单击事件 :return: """ # 取出事件对象(信号发送者) sender = self.sender() # 播放 if sender.objectName() == "btn_play": self.media.play() # 暂停 if sender.objectName() == "btn_pause": self.media.pause() # 停止 if sender.objectName() == "btn_stop": self.media.stop() # 上一曲 if sender.objectName() == "btn_previous": self.previous() # 下一曲 if sender.objectName() == "btn_next": self.next() # 静音 if sender.objectName() == "btn_mute": # 如果音量为0,或者原先未静音,则设置成静音 status = self.slider_volume.value() is 0 or not self.media.isMuted( ) self.media.setMuted(status) img = "./img/icons/volume-mute.png" if status else "./img/icons/volume-normal.png" self.btn_mute.setStyleSheet("QPushButton#btn_mute{image:url('" + img + "')}") # 静音按钮的图标样式 # 添加文件到列表 if sender.objectName() == "btn_add": self.add_to_list() # 从列表移除 if sender.objectName() == "btn_remove": self.remove_from_list() def list_double_clicked_event(self): """ 播放列表框中的项目被双击事件 :return: """ # 播放选中的歌曲 index = self.play_list.currentRow() if 0 <= index < self.play_list.count(): self.list.setCurrentIndex(index) self.media.play() def vol_changed_event(self, val): """ 音量滑块条值被改变事件:调节音量 :return: """ self.media.setVolume(val) self.media.setMuted(val is 0) # 音量为0时设置为静音 img = "./img/icons/volume-mute.png" if val is 0 else "./img/icons/volume-normal.png" self.btn_mute.setStyleSheet("QPushButton#btn_mute{image:url('" + img + "')}") # 静音按钮图标样式 def state_changed_event(self, state): """ 播放状态被改变事件:变化播放按钮和暂停按钮的可视状态 :param state: :return: """ self.btn_play.setVisible( True if state != 1 else False) # 只要不是“正在播放”,就显示播放按钮 self.btn_pause.setVisible( True if state == 1 else False) # 只要“正在播放”,就显示暂停按钮 def progress_changed_event(self): """ 播放进度条值被改变事件:定位播放 :return: """ # 将播放位置设置为进度条调节的位置 self.media.setPosition(self.slider_pos.value()) def pos_changed_event(self, position): """ 播放位置被改变事件:更新播放时间和进度条位置 :return: """ time = self.calc_time(position) # 计算播放时间 self.label_time.setText(time) # 显示播放时间 self.slider_pos.setValue(position) # 设置播放进度 def duration_changed_event(self, duration): """ 时间区间被改变事件:更新进度条区间 :param duration: :return: """ self.slider_pos.setRange(0, duration) def cur_changed_event(self, index): """ 当前播放索引被改变事件:更新播放列表索引 :param index: :return: """ self.play_list.setCurrentRow(index) # 在列表中选中已显示正在播放的项 self.label_title.setText(self.play_list.currentItem().text()) # 显示歌曲标题 self.label_time.setText("00:00") # 设置为默认时间 self.save_playlist() # 保存播放列表记录 def next(self): """ 下一曲 :return: """ # 判断播放列表是否为空 if self.list.mediaCount() < 0: return index = self.list.currentIndex() index = 0 if index + 1 >= self.list.mediaCount( ) else index + 1 # 如果当前是最后一首,则下一首就为第一首 self.list.setCurrentIndex(index) self.media.play() def previous(self): """ 上一曲 :return: """ # 判断播放列表是否为空 if self.list.mediaCount() < 0: return index = self.list.currentIndex() index = self.list.mediaCount( ) - 1 if index - 1 < 0 else index - 1 # 如果当前为第一首,则上一首就为最后一首 self.list.setCurrentIndex(index) self.media.play() def add_to_list(self): """ 添加项目到播放列表中 """ # 弹出多文件选择对话框,默认目录为程序当前目录,仅支持MP3格式 files = QFileDialog.getOpenFileNames(self, "打开MP3文件", QDir.currentPath(), "MP3文件(*.mp3)") for filename in files[0]: # 判断是否为MP3文件 if os.path.exists(filename) and str.lower(filename[-4:]) == ".mp3": tmp = filename.replace('\\', '/') # 路径转义 name = tmp.split('/')[-1][:-4] # 提取出简单的歌曲文件名 index = self.list.mediaCount() - 1 song = QMediaContent(QUrl.fromLocalFile(filename)) if self.list.insertMedia(index, song): self.play_list.insertItem(index, name) # 保存当前播放列表 self.save_playlist() def remove_from_list(self): """ 从播放列表中移除选中的项目 :return: bool 是否移除成功 """ index = self.play_list.currentRow() # 记录将要删除的索引 tmp_index = -1 # 记录删除后继续播放的索引 tmp_position = 0 # 记录删除后继续播放的位置 exec_play = self.media.state() == 1 # 删除后是否要执行播放操作 if index < 0: # 索引无效,不作处理 return elif index == self.list.currentIndex(): # 如果要删除的歌曲为正在播放的那首歌曲,则先停止播放,删除后播放下一曲 tmp_index = index if index + 1 < self.list.mediaCount() else 0 self.media.stop() elif index <= self.list.currentIndex(): # 如果要删除的歌曲是当前播放歌曲之前的歌曲,则改变索引继续播放 tmp_index = self.list.currentIndex() - 1 tmp_position = self.media.position() self.media.stop() # 删除操作 if self.list.removeMedia(index): self.play_list.takeItem(index) # 设置新的播放 self.label_title.setText("简易MP3音乐播放器") if 0 <= tmp_index <= self.list.mediaCount() - 1: self.list.setCurrentIndex(tmp_index) if exec_play: self.media.setPosition(tmp_position) self.media.play() self.label_title.setText(self.play_list.item(tmp_index).text()) # 保存当前播放列表 self.save_playlist() def load_playlist(self): """ 加载播放列表 :return: """ if not os.path.exists("./default.playlist"): return try: with open("./default.playlist", 'rb') as f: data = eval(f.read()) self.list.clear() self.play_list.clear() for item in data["list"]: # 判断是否为MP3文件 if os.path.exists(item["path"]) and str.lower( item["path"][-4:]) == ".mp3": index = self.list.mediaCount() song = QMediaContent(QUrl.fromLocalFile(item["path"])) if self.list.insertMedia(index, song): self.play_list.insertItem(index, item["name"]) if -1 <= data["currentItem"] < self.list.mediaCount(): self.list.setCurrentIndex(data["currentItem"]) self.play_list.setCurrentRow(data["currentItem"]) self.label_title.setText( self.play_list.currentItem().text()) self.slider_pos.setRange(0, data["duration"]) self.slider_pos.setValue(data["currentPosition"]) self.media.setPosition(data["currentPosition"]) self.media.setVolume(data["volume"]) self.slider_volume.setValue(data["volume"]) self.media.setMuted(data["muted"]) img = "./img/icons/volume-mute.png" if data[ "muted"] else "./img/icons/volume-normal.png" self.btn_mute.setStyleSheet( "QPushButton#btn_mute{image:url('" + img + "')}") # 静音按钮图标样式 except: pass def save_playlist(self): """ 保存播放列表 :return: """ data = {"list": [], "current": -1} for i in range(self.list.mediaCount()): path = self.list.media(i).canonicalUrl().path() name = self.list.media(i).canonicalUrl().fileName()[:-4] data["list"].append({"path": path[1:], "name": name}) data["currentItem"] = self.list.currentIndex() data["currentPosition"] = self.media.position() data["duration"] = self.media.duration() data["volume"] = self.media.volume() data["muted"] = self.media.isMuted() with open("./default.playlist", 'wb') as f: f.write(str(data).encode('utf-8')) @staticmethod def calc_time(millisecond): """ 计算时间(毫秒数格式转“分:秒”格式) :param millisecond: int 毫秒数 :return: string min:sec """ second = millisecond / 1000 minute = int(second / 60) second = int(second % 60) # 如果是个位数的话,就在前面加个“0” minute = "0" + str(minute) if minute < 10 else str(minute) second = "0" + str(second) if second < 10 else str(second) return str(minute) + ":" + str(second)