class MainWindow(QMainWindow): def __init__(self, *args, **kwargs): super(MainWindow, self).__init__(*args, **kwargs) self.setupUi(self) self.player = QMediaPlayer() self.player.error.connect(self.erroralert) self.player.play() # Setup the playlist. self.playlist = QMediaPlaylist() self.player.setPlaylist(self.playlist) # Add viewer for video playback, separate floating window. self.viewer = ViewerWindow(self) self.viewer.setWindowFlags(self.viewer.windowFlags() | Qt.WindowStaysOnTopHint) self.viewer.setMinimumSize(QSize(480, 360)) videoWidget = QVideoWidget() self.viewer.setCentralWidget(videoWidget) self.player.setVideoOutput(videoWidget) # Connect control buttons/slides for media player. self.playButton.pressed.connect(self.player.play) self.pauseButton.pressed.connect(self.player.pause) self.stopButton.pressed.connect(self.player.stop) self.volumeSlider.valueChanged.connect(self.player.setVolume) self.viewButton.toggled.connect(self.toggle_viewer) self.viewer.state.connect(self.viewButton.setChecked) self.previousButton.pressed.connect(self.playlist.previous) self.nextButton.pressed.connect(self.playlist.next) 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) self.player.durationChanged.connect(self.update_duration) self.player.positionChanged.connect(self.update_position) self.timeSlider.valueChanged.connect(self.player.setPosition) self.open_file_action.triggered.connect(self.open_file) self.setAcceptDrops(True) self.show() def setupUi(self, MainWindow): MainWindow.setObjectName("MainWindow") MainWindow.resize(484, 371) self.centralWidget = QWidget(MainWindow) sizePolicy = QSizePolicy(QSizePolicy.Maximum, QSizePolicy.Maximum) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth( self.centralWidget.sizePolicy().hasHeightForWidth()) self.centralWidget.setSizePolicy(sizePolicy) self.centralWidget.setObjectName("centralWidget") self.horizontalLayout = QHBoxLayout(self.centralWidget) self.horizontalLayout.setContentsMargins(11, 11, 11, 11) self.horizontalLayout.setSpacing(6) self.horizontalLayout.setObjectName("horizontalLayout") self.verticalLayout = QVBoxLayout() self.verticalLayout.setSpacing(6) self.verticalLayout.setObjectName("verticalLayout") self.playlistView = QListView(self.centralWidget) self.playlistView.setAcceptDrops(True) self.playlistView.setProperty("showDropIndicator", True) self.playlistView.setDragDropMode(QAbstractItemView.DropOnly) self.playlistView.setAlternatingRowColors(True) self.playlistView.setUniformItemSizes(True) self.playlistView.setObjectName("playlistView") self.verticalLayout.addWidget(self.playlistView) self.horizontalLayout_4 = QHBoxLayout() self.horizontalLayout_4.setSpacing(6) self.horizontalLayout_4.setObjectName("horizontalLayout_4") self.currentTimeLabel = QLabel(self.centralWidget) self.currentTimeLabel.setMinimumSize(QSize(80, 0)) self.currentTimeLabel.setAlignment(Qt.AlignRight | Qt.AlignTrailing | Qt.AlignVCenter) self.currentTimeLabel.setObjectName("currentTimeLabel") self.horizontalLayout_4.addWidget(self.currentTimeLabel) self.timeSlider = QSlider(self.centralWidget) self.timeSlider.setOrientation(Qt.Horizontal) self.timeSlider.setObjectName("timeSlider") self.horizontalLayout_4.addWidget(self.timeSlider) self.totalTimeLabel = QLabel(self.centralWidget) self.totalTimeLabel.setMinimumSize(QSize(80, 0)) self.totalTimeLabel.setAlignment(Qt.AlignLeading | Qt.AlignLeft | Qt.AlignVCenter) self.totalTimeLabel.setObjectName("totalTimeLabel") self.horizontalLayout_4.addWidget(self.totalTimeLabel) self.verticalLayout.addLayout(self.horizontalLayout_4) self.horizontalLayout_5 = QHBoxLayout() self.horizontalLayout_5.setSpacing(6) self.horizontalLayout_5.setObjectName("horizontalLayout_5") self.previousButton = QPushButton(self.centralWidget) self.previousButton.setText("") icon = QIcon() icon.addPixmap(QPixmap("images/control-skip-180.png"), QIcon.Normal, QIcon.Off) self.previousButton.setIcon(icon) self.previousButton.setObjectName("previousButton") self.horizontalLayout_5.addWidget(self.previousButton) self.playButton = QPushButton(self.centralWidget) self.playButton.setText("") icon1 = QIcon() icon1.addPixmap(QPixmap("images/control.png"), QIcon.Normal, QIcon.Off) self.playButton.setIcon(icon1) self.playButton.setObjectName("playButton") self.horizontalLayout_5.addWidget(self.playButton) self.pauseButton = QPushButton(self.centralWidget) self.pauseButton.setText("") icon2 = QIcon() icon2.addPixmap(QPixmap("images/control-pause.png"), QIcon.Normal, QIcon.Off) self.pauseButton.setIcon(icon2) self.pauseButton.setObjectName("pauseButton") self.horizontalLayout_5.addWidget(self.pauseButton) self.stopButton = QPushButton(self.centralWidget) self.stopButton.setText("") icon3 = QIcon() icon3.addPixmap(QPixmap("images/control-stop-square.png"), QIcon.Normal, QIcon.Off) self.stopButton.setIcon(icon3) self.stopButton.setObjectName("stopButton") self.horizontalLayout_5.addWidget(self.stopButton) self.nextButton = QPushButton(self.centralWidget) self.nextButton.setText("") icon4 = QIcon() icon4.addPixmap(QPixmap("images/control-skip.png"), QIcon.Normal, QIcon.Off) self.nextButton.setIcon(icon4) self.nextButton.setObjectName("nextButton") self.horizontalLayout_5.addWidget(self.nextButton) self.viewButton = QPushButton(self.centralWidget) self.viewButton.setText("") icon5 = QIcon() icon5.addPixmap(QPixmap("images/application-image.png"), QIcon.Normal, QIcon.Off) self.viewButton.setIcon(icon5) self.viewButton.setCheckable(True) self.viewButton.setObjectName("viewButton") self.horizontalLayout_5.addWidget(self.viewButton) spacerItem = QSpacerItem(40, 20, QSizePolicy.Expanding, QSizePolicy.Minimum) self.horizontalLayout_5.addItem(spacerItem) self.label = QLabel(self.centralWidget) self.label.setText("") self.label.setPixmap(QPixmap("images/speaker-volume.png")) self.label.setObjectName("label") self.horizontalLayout_5.addWidget(self.label) self.volumeSlider = QSlider(self.centralWidget) self.volumeSlider.setMaximum(100) self.volumeSlider.setProperty("value", 100) self.volumeSlider.setOrientation(Qt.Horizontal) self.volumeSlider.setObjectName("volumeSlider") self.horizontalLayout_5.addWidget(self.volumeSlider) self.verticalLayout.addLayout(self.horizontalLayout_5) self.horizontalLayout.addLayout(self.verticalLayout) MainWindow.setCentralWidget(self.centralWidget) self.menuBar = QMenuBar(MainWindow) self.menuBar.setGeometry(QRect(0, 0, 484, 22)) self.menuBar.setObjectName("menuBar") self.menuFIle = QMenu(self.menuBar) self.menuFIle.setObjectName("menuFIle") MainWindow.setMenuBar(self.menuBar) self.statusBar = QStatusBar(MainWindow) self.statusBar.setObjectName("statusBar") MainWindow.setStatusBar(self.statusBar) self.open_file_action = QAction(MainWindow) self.open_file_action.setObjectName("open_file_action") self.menuFIle.addAction(self.open_file_action) self.menuBar.addAction(self.menuFIle.menuAction()) self.retranslateUi(MainWindow) QMetaObject.connectSlotsByName(MainWindow) def retranslateUi(self, MainWindow): _translate = QCoreApplication.translate MainWindow.setWindowTitle(_translate("MainWindow", "Failamp")) self.currentTimeLabel.setText(_translate("MainWindow", "0:00")) self.totalTimeLabel.setText(_translate("MainWindow", "0:00")) self.menuFIle.setTitle(_translate("MainWindow", "FIle")) self.open_file_action.setText(_translate("MainWindow", "Open file...")) def dragEnterEvent(self, e): if e.mimeData().hasUrls(): e.acceptProposedAction() def dropEvent(self, e): for url in e.mimeData().urls(): self.playlist.addMedia(QMediaContent(url)) self.model.layoutChanged.emit() # If not playing, seeking to first of newly added + play. if self.player.state() != QMediaPlayer.PlayingState: i = self.playlist.mediaCount() - len(e.mimeData().urls()) self.playlist.setCurrentIndex(i) self.player.play() def open_file(self): path, _ = QFileDialog.getOpenFileName( self, "Open file", "", "mp3 Audio (*.mp3);mp4 Video (*.mp4);Movie files (*.mov);All files (*.*)" ) if path: self.playlist.addMedia(QMediaContent(QUrl.fromLocalFile(path))) self.model.layoutChanged.emit() def update_duration(self, duration): print("!", duration) print("?", self.player.duration()) self.timeSlider.setMaximum(duration) if duration >= 0: self.totalTimeLabel.setText(hhmmss(duration)) def update_position(self, position): if position >= 0: self.currentTimeLabel.setText(hhmmss(position)) # Disable the events to prevent updating triggering a setPosition event (can cause stuttering). self.timeSlider.blockSignals(True) self.timeSlider.setValue(position) self.timeSlider.blockSignals(False) def playlist_selection_changed(self, ix): # We receive a QItemSelection from selectionChanged. i = ix.indexes()[0].row() self.playlist.setCurrentIndex(i) def playlist_position_changed(self, i): if i > -1: ix = self.model.index(i) self.playlistView.setCurrentIndex(ix) def toggle_viewer(self, state): if state: self.viewer.show() else: self.viewer.hide() def erroralert(self, *args): print(args)
class Completer(QWidget): """docstring for ClassName Attributes: delegate (CompleterDelegate): the delegate use by the view model (CompleterModel): the model proxy_model (QSortFilterProxyModel ): the proxy model used to filter model panel (QLabel): The description widget view (QListView): the view Signals: activated (str): return the keyword selected """ activated = Signal(str) def __init__(self, parent=None): super().__init__(parent) self._target = None self._completion_prefix = "" self.setWindowFlag(Qt.Popup) self.setFocusPolicy(Qt.NoFocus) # create model self.model = CompleterModel() self.proxy_model = QSortFilterProxyModel() self.proxy_model.setSourceModel(self.model) self.proxy_model.setFilterCaseSensitivity(Qt.CaseInsensitive) # create delegate self.delegate = CompleterDelegate() # create view self.view = QListView() self.view.setSelectionMode(QAbstractItemView.SingleSelection) self.view.setFocusPolicy(Qt.NoFocus) self.view.installEventFilter(self) self.view.setModel(self.proxy_model) self.view.setItemDelegate(self.delegate) self.view.setMinimumWidth(200) self.view.setUniformItemSizes(True) self.view.setSpacing(0) self.view.selectionModel().currentRowChanged.connect( self._on_row_changed) self.setFocusProxy(self.view) # create panel info self.panel = QLabel() self.panel.setAlignment(Qt.AlignTop) self.panel.setMinimumWidth(300) self.panel.setWordWrap(True) self.panel.setFrameShape(QFrame.StyledPanel) # Create layout vlayout = QHBoxLayout() vlayout.setContentsMargins(0, 0, 0, 0) vlayout.setSpacing(0) vlayout.addWidget(self.view) vlayout.addWidget(self.panel) self.setLayout(vlayout) def set_target(self, target): """Set CodeEdit Args: target (CodeEdit): The CodeEdit """ self._target = target self.installEventFilter(self._target) def eventFilter(self, obj: QObject, event: QEvent) -> bool: """Filter event from CodeEdit and QListView Args: obj (QObject): Description event (QEvent): Description Returns: bool """ # Intercept CodeEdit event if obj == self._target: if event.type() == QEvent.FocusOut: # Ignore lost focus! return True else: obj.event(event) return True # Intercept QListView event if obj == self.view: # Redirect event to QTextExit if event.type() == QEvent.KeyPress and self._target: current = self.view.selectionModel().currentIndex() # emit signal when user press return if event.key() == Qt.Key_Return: word = current.data() self.activated.emit(word) self.hide() event.ignore() return True # use tab to move down/up in the list if event.key() == Qt.Key_Tab: if current.row() < self.proxy_model.rowCount() - 1: self.view.setCurrentIndex( self.proxy_model.index(current.row() + 1, 0)) if event.key() == Qt.Key_Backtab: if current.row() > 0: self.view.setCurrentIndex( self.proxy_model.index(current.row() - 1, 0)) # Route other key event to the target ! This make possible to write text when completer is visible self._target.event(event) return super().eventFilter(obj, event) def complete(self, rect: QRect): """Show completer as popup Args: rect (QRect): the area where to display the completer """ if self.proxy_model.rowCount() == 0: self.hide() return if self._target: pos = self._target.mapToGlobal(rect.bottomRight()) self.move(pos) self.setFocus() if not self.isVisible(): width = 400 #height = self.view.sizeHintForRow(0) * self.proxy_model.rowCount() + 3 # HACK.. TODO better ! #height = min(self._target.height() / 2, height) #self.resize(width, height) self.adjustSize() self.show() def set_completion_prefix(self, prefix: str): """Set prefix and filter model Args: prefix (str): A prefix keyword used to filter model """ self.view.clearSelection() self._completion_prefix = prefix self.proxy_model.setFilterRegularExpression( QRegularExpression(f"^{prefix}.*", QRegularExpression.CaseInsensitiveOption)) if self.proxy_model.rowCount() > 0: self.select_row(0) def select_row(self, row: int): """Select a row in the model Args: row (int): a row number """ index = self.proxy_model.index(row, 0) self.view.selectionModel().setCurrentIndex(index, QItemSelectionModel.Select) def completion_prefix(self) -> str: """getter of completion_prefix TODO: use getter / setter Returns: str: Return the completion_prefix """ return self._completion_prefix def hide(self): """Override from QWidget Hide the completer """ self.set_completion_prefix("") super().hide() def _on_row_changed(self, current: QModelIndex, previous: QModelIndex): """Slot received when user select a new item in the list. This is used to update the panel Args: current (QModelIndex): the selection index previous (QModelIndex): UNUSED """ description = current.data(Qt.ToolTipRole) self.panel.setText(description)