class MainWindow(QObject): #class constructor def __init__(self, ui_file, parent=None): #reference to our music player self.music_player = QMediaPlayer() self.music_player.setVolume(50) #call parent QObject constructor super(MainWindow, self).__init__(parent) #load the UI file into Python ui_file = QFile(ui_file) ui_file.open(QFile.ReadOnly) loader = QUiLoader() self.window = loader.load(ui_file) #always remember to close files ui_file.close() #add playlist object self.playlist = QMediaPlaylist() self.playlist.setPlaybackMode(QMediaPlaylist.Sequential) self.music_player.setPlaylist(self.playlist) self.music_player.setNotifyInterval(50) #add a listener to change audio filename displayed #add playlist display object self.playlistDisplay = self.window.findChild(QListWidget, 'PlayListWidget') #self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemOnce) #self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemInLoop) #self.playlist.setPlaybackMode(QMediaPlaylist.Random) #self.playlist.setPlaybackMode(QMediaPlaylist.Loop) #add event listeners self.add_media_action = self.window.findChild(QAction, 'action_add_media') self.add_media_action.triggered.connect(self.add_media_triggered) self.quit_action = self.window.findChild(QAction, 'action_quit') self.quit_action.triggered.connect(self.quit_action_triggered) self.NextButton = self.window.findChild(QPushButton, 'NextButton') self.NextButton.clicked.connect(self.next_button_clicked) self.PauseButton = self.window.findChild(QPushButton, 'PauseButton') self.PauseButton.clicked.connect(self.pause_button_clicked) #PlayAllRadioButton = self.window.findChild(QRadioButton, 'PlayAllRadioButton') #PlayAllRadioButton.clicked.connect(self.play_all_button_clicked) self.PlayButton = self.window.findChild(QPushButton, 'PlayButton') self.PlayButton.clicked.connect(self.play_button_clicked) self.PreviousButton = self.window.findChild(QPushButton, 'PreviousButton') self.PreviousButton.clicked.connect(self.previous_button_clicked) #ProgressBar = self.window.findChild(QProgressBar, 'ProgressBar') #ProgressBar.valueChanged.connect(self.progress_bar_moved) self.RepeatOnceRadioButton = self.window.findChild( QRadioButton, 'RepeatOnceRadioButton') self.RepeatOnceRadioButton.clicked.connect( self.repeat_once_button_clicked) self.RepeatRadioButton = self.window.findChild(QRadioButton, 'RepeatRadioButton') self.RepeatRadioButton.clicked.connect(self.repeat_button_clicked) #ShuffleCheckBox = self.window.findChild(QCheckBox, 'ShuffleCheckBox') #ShuffleCheckBox.clicked.connect(self.shuffle_checkbox_clicked) #ShuttleSlider = self.window.findChild(QSlider, 'ShuttleSlider') #ShuttleSlider.valueChanged.connect(self.shuttle_slider_moved) self.VolumeSlider = self.window.findChild(QSlider, 'VolumeSlider') self.VolumeSlider.setValue(50) self.VolumeSlider.valueChanged.connect(self.change_volume_level) self.ProgressBar = self.window.findChild(QProgressBar, 'ProgressBar') self.music_player.durationChanged.connect( self.progress_bar_maximum_changed) self.music_player.positionChanged.connect( self.progress_bar_position_changed) #self.Playlist = self.window.findChild(QMediaPlaylist, 'Playlist') #self.Playlist.itemDoubleClicked.connect(self.volume_slider_moved) #show window to user self.window.show() #I referenced code from Jordan Abbott to complete this function def add_media_triggered(self): options = QFileDialog.Options() options |= QFileDialog.DontUseNativeDialog files, _ = QFileDialog.getOpenFileNames(None, "Select Media Files", "", "All Files (*)", options=options) if files: for file in files: self.playlist.addMedia(QMediaContent(QUrl.fromLocalFile(file))) self.playlistDisplay.addItem(os.path.basename(file)) def quit_action_triggered(self): self.window.close() def pause_button_clicked(self): self.music_player.pause() def next_button_clicked(self): if self.music_player.currentMedia().isNull(): self.playlist.setCurrentIndex(1) self.music_player.play() else: self.playlist.next() #def play_all_button_clicked(self): # def play_button_clicked(self): if self.music_player.currentMedia().isNull(): self.playlist.setCurrentIndex(1) self.next_button_clicked() self.music_player.play() else: self.music_player.play() print(QMediaPlayer.EndOfMedia) def previous_button_clicked(self): self.playlist.previous() def progress_bar_maximum_changed(self, maximum): self.ProgressBar.setMaximum(maximum) # = self.music_player.duration() #def durationChanged(self, duration): # self.positionSlider.setRange(0, duration) def progress_bar_position_changed(self, position): self.ProgressBar.setValue(position) def repeat_once_button_clicked(self, status): self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemOnce) self.play_button_clicked() self.RepeatOnceRadioButton.setAutoExclusive(False) self.RepeatOnceRadioButton.setChecked(False) self.RepeatOnceRadioButton.setAutoExclusive(True) def repeat_button_clicked(self): self.playlist.setPlaybackMode(QMediaPlaylist.CurrentItemLoop) #def shuffle_checkbox_clicked(self): #add code #def shuttle_slider_moved(self): #add code def change_volume_level(self): self.music_player.setVolume(self.VolumeSlider.value())
class MainWindow(QObject): #class constructor def __init__(self, ui_file, parent=None): #reference to our music player self.music_player = QMediaPlayer() self.music_playlist = QMediaPlaylist() self.music_player.setVolume(80) #call parent QObject constructor super(MainWindow, self).__init__(parent) #load the UI file into Python ui_file = QFile(ui_file) ui_file.open(QFile.ReadOnly) loader = QUiLoader() self.window = loader.load(ui_file) self.window.setWindowFlags(Qt.MSWindowsFixedSizeDialogHint) self.window.setWindowTitle("SynthWAV") #always remember to close files ui_file.close() #add event listeners open_action = self.window.findChild(QAction, 'action_open') open_action.triggered.connect(self.open_action_triggered) quit_action = self.window.findChild(QAction, 'action_quit') quit_action.triggered.connect(self.quit_action_triggered) open_button = self.window.findChild(QPushButton, 'open_button') open_button.clicked.connect(self.open_action_triggered) quit_button = self.window.findChild(QPushButton, 'quit_button') quit_button.clicked.connect(self.quit_action_triggered) play_button = self.window.findChild(QPushButton, 'play_button') play_button.clicked.connect(self.play_button_clicked) pause_button = self.window.findChild(QPushButton, 'pause_button') pause_button.clicked.connect(self.pause_button_clicked) stop_button = self.window.findChild(QPushButton, 'stop_button') stop_button.clicked.connect(self.stop_button_clicked) progress_slider = self.window.findChild(QSlider, 'progress_slider') self.music_player.positionChanged.connect(self.update_progress) progress_slider.sliderMoved.connect(self.scrub_progress) volume_slider = self.window.findChild(QSlider, 'volume_slider') volume_slider.setValue(self.music_player.volume()) volume_slider.sliderMoved.connect(self.adjust_volume) next_button = self.window.findChild(QPushButton, 'next_button') next_button.clicked.connect(self.next_button_clicked) previous_button = self.window.findChild(QPushButton, 'previous_button') previous_button.clicked.connect(self.previous_button_clicked) fforward_button = self.window.findChild(QPushButton, 'fforward_button') fforward_button.clicked.connect(self.fforward_button_clicked) fbackward_button = self.window.findChild(QPushButton, 'fbackward_button') fbackward_button.clicked.connect(self.fbackward_button_clicked) self.music_playlist.currentMediaChanged.connect(self.change_title) #show window to user self.window.show() def open_action_triggered(self): files = QFileDialog.getOpenFileNames(self.window, "Add songs to playlist") for i in range(len(files[0])): self.music_playlist.addMedia(QUrl.fromLocalFile(str(files[0][i]))) self.music_playlist.setCurrentIndex(0) self.music_player.setPlaylist(self.music_playlist) def change_title(self): title_label = self.window.findChild(QLabel, 'media_title') show_title_path = self.music_playlist.currentMedia().canonicalUrl( ).fileName() show_title = os.path.splitext(show_title_path) title_label.setText(show_title[0]) def quit_action_triggered(self): self.window.close() def play_button_clicked(self): self.music_player.play() def pause_button_clicked(self): self.music_player.pause() def stop_button_clicked(self): self.music_player.stop() def next_button_clicked(self): self.music_playlist.next() def previous_button_clicked(self): self.music_playlist.previous() def fforward_button_clicked(self): self.music_player.setPosition(self.music_player.position() + 10000) def fbackward_button_clicked(self): self.music_player.setPosition(self.music_player.position() - 10000) def update_progress(self): progress_slider = self.window.findChild(QSlider, 'progress_slider') if self.music_player.duration != 0: progress_slider.setMaximum(self.music_player.duration()) total_sec = (self.music_player.duration() / 1000) % 60 total_min = (self.music_player.duration() / (1000 * 60)) % 60 if (total_sec < 10): total_time = ("%d:0%d" % (int(total_min), int(total_sec))) else: total_time = ("%d:%d" % (int(total_min), int(total_sec))) track_duration_label = self.window.findChild( QLabel, 'track_duration_label') track_duration_label.setText(total_time) progress = self.music_player.position() progress_slider.setValue(progress) cur_sec = (self.music_player.position() / 1000) % 60 cur_min = (self.music_player.position() / (1000 * 60)) % 60 if (cur_sec < 10): cur_time = ("%d:0%d" % (int(cur_min), int(cur_sec))) else: cur_time = ("%d:%d" % (int(cur_min), int(cur_sec))) track_current_label = self.window.findChild(QLabel, 'track_current_label') track_current_label.setText(cur_time) def scrub_progress(self): progress_slider = self.window.findChild(QSlider, 'progress_slider') self.music_player.setPosition(progress_slider.sliderPosition()) cur_min = (self.music_player.position() / 1000) % 60 cur_sec = (self.music_player.position() / (1000 * 60)) % 60 if (cur_sec < 10): cur_time = ("%d:0%d" % (int(cur_min), int(cur_sec))) else: cur_time = ("%d:%d" % (int(cur_min), int(cur_sec))) track_current_label = self.window.findChild(QLabel, 'track_current_label') track_current_label.setText(cur_time) def adjust_volume(self): volume_slider = self.window.findChild(QSlider, 'volume_slider') self.music_player.setVolume(volume_slider.sliderPosition())