def _SetupUI(self): main_layout = QVBoxLayout() search_filter_widget = QWidget() search_filter_layout = QHBoxLayout(search_filter_widget) central_widget = QWidget() central_layout = QVBoxLayout(central_widget) panel_splitter = QSplitter(Qt.Horizontal) panel_splitter.setHandleWidth(4) panel_splitter.addWidget(self._source_panel) panel_splitter.addWidget(central_widget) panel_splitter.setStretchFactor(0, 0) panel_splitter.setStretchFactor(1, 1) panel_splitter.moveSplitter(LEFT_PANEL_WIDTH, 1) panel_splitter.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding) search_filter_layout.addWidget(self._search_bar) search_filter_layout.addWidget(self._filter_bar) search_filter_layout.setContentsMargins(0, 0, 0, 0) central_layout.addWidget(search_filter_widget) central_layout.addWidget(self._splitter) central_layout.addWidget(self._status_bar) central_layout.setContentsMargins(0, 0, 0, 0) main_layout.addWidget(panel_splitter) self.setLayout(main_layout)
class Player(QWidget): media_loaded = Signal(str) stopped = Signal(str) playlist_size_changed = Signal(int) handle_double_click = Slot() def __init__(self, parent=None): super(Player, self).__init__(parent) self.duration = 0 self.volume = 50 self.player = QMediaPlayer() self.playlist = Playlist(self) self.videoWidget = VideoWidget() self.next_url = QUrl() self.context_menu = QMenu(self) self.display_splitter = QSplitter(Qt.Horizontal) self.repeat_control = RepeatControl(parent=self) self.repeat_control.get_player_position = self.player.position self.repeat_control.set_position_to_player = self.player.setPosition self.player.positionChanged.connect(self.repeat_control.set_pos) self.setAcceptDrops(True) std_icon = self.style().standardIcon self.play_button = create_flat_button(std_icon(QStyle.SP_MediaPlay)) self.stopButton = create_flat_button(std_icon(QStyle.SP_MediaStop), '') self.backwardButton = create_flat_button( std_icon(QStyle.SP_MediaSkipBackward), '') self.forwardButton = create_flat_button( std_icon(QStyle.SP_MediaSkipForward), '') self.order_list = self.repeat_control.menu() self.order_list.setFixedWidth(115) self.playback_rate_menu = QComboBox() self.playback_rate_menu.addItems( ('0.5x', '0.75x', '0.9x', '1.0x', '1.1x', '1.25x', '1.5x')) self.playback_rate_menu.setCurrentText('1.0x') self.muteButton = create_flat_button( std_icon(QStyle.SP_MediaVolume if not self.player.isMuted() else QStyle.SP_MediaVolumeMuted)) self.volumeBar = QSlider(Qt.Horizontal) self.volumeBar.setRange(0, 100) self.volumeBar.setValue(self.volume) self.labelVolume = QLabel(str(self.volume)) self.labelVolume.setMinimumWidth(24) self.statusInfoLabel = QLabel() self.seekBar = QSlider(Qt.Horizontal) self.seekBar.setRange(0, self.player.duration() / 1000) self.labelTotalTime = QLabel('00:00') self.labelCurrentTime = QLabel('00:00') self.create_layout() self.create_connections() self.player.setVideoOutput(self.videoWidget) self.videoWidget.show() def create_layout(self): seekBarLayout = QHBoxLayout() seekBarLayout.addWidget(self.labelCurrentTime) seekBarLayout.addWidget(self.seekBar) seekBarLayout.addWidget(self.labelTotalTime) controlWithoutSeekBarLayout = QHBoxLayout() controlWithoutSeekBarLayout.setSpacing(1) controlWithoutSeekBarLayout.addWidget(self.play_button) controlWithoutSeekBarLayout.addWidget(self.stopButton) controlWithoutSeekBarLayout.addWidget(self.backwardButton) controlWithoutSeekBarLayout.addWidget(self.forwardButton) controlWithoutSeekBarLayout.addWidget(self.order_list) controlWithoutSeekBarLayout.addWidget(self.playback_rate_menu) controlWithoutSeekBarLayout.addStretch(stretch=2) controlWithoutSeekBarLayout.addWidget(self.muteButton) controlWithoutSeekBarLayout.addWidget(self.volumeBar) controlWithoutSeekBarLayout.addWidget(self.labelVolume, alignment=Qt.AlignRight) controlLayout = QVBoxLayout() controlLayout.addLayout(seekBarLayout) controlLayout.addLayout(controlWithoutSeekBarLayout) self.display_splitter.setOpaqueResize(False) self.display_splitter.addWidget(self.videoWidget) self.display_splitter.addWidget(self.playlist.widget) self.display_splitter.setSizes([300, 200]) layout = QVBoxLayout() layout.setContentsMargins(11, 0, 11, 0) layout.addWidget(self.display_splitter, 1) layout.addLayout(controlLayout) layout.addWidget(self.repeat_control.ab_repeat_widget) layout.addWidget(self.statusInfoLabel) self.setLayout(layout) def create_connections(self): self.play_button.clicked.connect(self.optimal_play) self.stopButton.clicked.connect(self.stop) self.backwardButton.clicked.connect(self.skip_backward) self.forwardButton.clicked.connect(self.skip_forward) self.muteButton.clicked.connect(self.toggleMute) self.playback_rate_menu.currentTextChanged.connect( self.set_playback_rate) self.player.stateChanged.connect(self.playerStateChanged) self.player.mediaStatusChanged.connect(self.mediaStatusChanged) self.player.durationChanged.connect(self.durationChanged) self.player.positionChanged.connect(self.positionChanged) self.player.error.connect(self.handleError) self.volumeBar.sliderMoved.connect(self.setVolume) self.volumeBar.sliderReleased.connect(self.setVolume) self.volumeBar.valueChanged.connect(self.volumeChanged) self.seekBar.sliderMoved.connect(self.seek) self.seekBar.sliderReleased.connect(self.seekBarClicked) self.repeat_control.pos_exceeded.connect(self.seek) self.player.currentMediaChanged.connect(self.repeat_control.reset) self.playlist.double_clicked.connect(self.load_and_play) self.videoWidget.double_clicked.connect(self.no_future) def contextMenuEvent(self, event): self.context_menu.exec_(event.globalPos()) def read_settings(self): settings = QSettings() settings.beginGroup('player') self.order_list.setCurrentIndex(settings.value('order_list', 0)) self.display_splitter.restoreState( QByteArray(settings.value('splitter_sizes'))) settings.endGroup() self.playlist.read_settings() def no_future(self): self.display_splitter.moveSplitter(0, 1) def autoplay(self): """メディアを読み込み、再生する。 order_listに応じて、次に何を再生するかを決める。 """ i = self.order_list.currentIndex() if i == 1: # self.repeat_track() return elif i == 2: self.repeat_all() else: self.next_track() self.play() def optimal_play(self): if self.player.state() == QMediaPlayer.StoppedState: self.load_and_play() else: self.play() def load_and_play(self): self.load(self.playlist.get_new_one()) self.play() def load(self, file_url: QUrl): if file_url is None: return None if file_url.isValid(): c = QMediaContent(file_url) self.player.setMedia(c) self.media_loaded.emit(self.playlist.current_title()) self.enableInterface() def play(self): if self.player.state() == QMediaPlayer.PlayingState: self.player.pause() return if self.player.mediaStatus() == QMediaPlayer.LoadingMedia or\ self.player.mediaStatus() == QMediaPlayer.StalledMedia: QTimer.singleShot(600, self.player.play) self.player.play() self.playlist.update_listview() def stop(self): if not self.player.state() == QMediaPlayer.StoppedState: self.seek(0) self.player.stop() self.setStatusInfo('Stopped') self.stopped.emit('') def playerStateChanged(self, state): if state == QMediaPlayer.PlayingState: self.play_button.setIcon(self.style().standardIcon( QStyle.SP_MediaPause)) else: self.play_button.setIcon(self.style().standardIcon( QStyle.SP_MediaPlay)) def durationChanged(self, duration): self.repeat_control.set_duration(duration) duration /= 1000 self.duration = duration totalTime = QTime((duration / 3600) % 60, (duration / 60) % 60, (duration % 60), (duration * 1000) % 1000) format = 'hh:mm:ss' if duration > 3600 else 'mm:ss' totalTimeStr = totalTime.toString(format) self.labelTotalTime.setText(totalTimeStr) self.seekBar.setMaximum(duration) def positionChanged(self, progress): progress /= 1000 self.updateCurrentTime(progress) self.seekBar.setValue(progress) def updateCurrentTime(self, currentInfo): if currentInfo: currentTime = QTime((currentInfo / 3600) % 60, (currentInfo / 60) % 60, currentInfo % 60, (currentInfo * 1000) % 1000) format = 'hh:mm:ss' if self.duration > 3600 else 'mm:ss' currentTimeStr = currentTime.toString(format) else: currentTimeStr = '00:00' self.labelCurrentTime.setText(currentTimeStr) def repeat_track(self): QTimer.singleShot(50, self.play) def repeat_all(self): if self.playlist.count() - 1 == self.playlist.current_row(): url = self.playlist.first() self.load(url) else: self.next_track() def setVolume(self): self.player.setVolume(self.volumeBar.sliderPosition() * 2) def volumeChanged(self): self.labelVolume.setText(str(self.volumeBar.sliderPosition())) self.volume = self.volumeBar.sliderPosition() def seekBarClicked(self): self.seek(self.seekBar.sliderPosition()) def seek(self, seconds): self.player.setPosition(seconds * 1000) def set_playback_rate(self, rate_text): self.player.setPlaybackRate(float(rate_text[:-1])) def toggleMute(self): if self.player.isMuted(): self.player.setMuted(False) self.muteButton.setIcon(self.style().standardIcon( QStyle.SP_MediaVolume)) else: self.player.setMuted(True) self.muteButton.setIcon(self.style().standardIcon( QStyle.SP_MediaVolumeMuted)) def disableInterface(self): self.play_button.setEnabled(False) self.stopButton.setEnabled(False) self.backwardButton.setEnabled(False) self.forwardButton.setEnabled(False) self.labelCurrentTime.setText('00:00') self.labelTotalTime.setText('00:00') def enableInterface(self): self.play_button.setEnabled(True) self.stopButton.setEnabled(True) self.backwardButton.setEnabled(True) self.forwardButton.setEnabled(True) def mediaStatusChanged(self, status): if status == QMediaPlayer.LoadingMedia: self.setStatusInfo('Loading...') elif status == QMediaPlayer.BufferingMedia: self.setStatusInfo('Buffering') elif status == QMediaPlayer.EndOfMedia: # self.player.stop() self.autoplay() elif status == QMediaPlayer.InvalidMedia: self.handleError() #TODO: Step Forward を割り当てる def clearStatusInfo(self): self.statusInfoLabel.setText("") def handleError(self): self.disableInterface() self.setStatusInfo('Error: ' + self.player.errorString()) def setStatusInfo(self, message, seconds=5): if not message == '': self.statusInfoLabel.setText(message) QTimer.singleShot(seconds * 1000, self.clearStatusInfo) def next_track(self): url = self.playlist.next() if url is None: return None else: self.load(url) def previous_track(self): url = self.playlist.previous() if url is None: return None else: self.load(url) def skip_forward(self): self.next_track() self.play() def skip_backward(self): if self.seekBar.sliderPosition() > 2: self.seek(0) else: self.previous_track() self.play() def forward(self, seconds): currentPosition = self.seekBar.sliderPosition() if currentPosition + seconds < self.duration: self.seek(currentPosition + seconds) else: self.seek(self.duration - 1) def backward(self, seconds): self.forward(-seconds) def forward_short(self): self.forward(SeekStep.SHORT) def forward_medium(self): self.forward(SeekStep.MEDIUM) def forward_long(self): self.forward(SeekStep.LONG) def forward_verylong(self): self.forward(SeekStep.VERYLONG) def backward_short(self): self.backward(SeekStep.SHORT) def backward_medium(self): self.backward(SeekStep.MEDIUM) def backward_long(self): self.backward(SeekStep.LONG) def backward_verylong(self): self.backward(SeekStep.VERYLONG) def dragEnterEvent(self, event): if event.mimeData().hasUrls(): event.accept() def dragMoveEvent(self, event): if event.mimeData().hasUrls(): event.accept() def dropEvent(self, event): if event.mimeData().hasUrls(): urls = event.mimeData().urls() self.load(urls[0]) # self.stop() self.play()