Python QDial.setRange方法代码示例

# 需要导入模块: from PyQt5.QtWidgets import QDial [as 别名]
# 或者: from PyQt5.QtWidgets.QDial import setRange [as 别名]
    def createEditor(self, parent, option, index):
        editor = QDial(parent=parent)
        editor.setRange(-5, 5)
        editor.setNotchesVisible(True)
        editor.setAutoFillBackground(True)

        return editor

# 需要导入模块: from PyQt5.QtWidgets import QDial [as 别名]
# 或者: from PyQt5.QtWidgets.QDial import setRange [as 别名]
    def initUI(self):
        self.combo = QComboBox(self)
        self.combo.move(10, 10)
        self.combo.activated[str].connect(self.onActivated)

        refresh = QPushButton("Refresh", self)
        refresh.move(10, 40)
        refresh.clicked.connect(self.refreshClicked)

        # sld = QSlider(Qt.Horizontal, self)
        # sld.setFocusPolicy(Qt.NoFocus)
        # sld.setGeometry(30, 40, 150, 30)

        sld = QDial(self)
        sld.setRange(0, 360)
        sld.move(10, 70)
        sld.valueChanged[int].connect(self.changeValue)

        self.motorAngle = QLabel("Angle: 000", self)
        self.motorAngle.move(120, 110)

        self.status = QLabel("Select a COM", self)
        self.status.move(10, 180)

        self.setGeometry(200, 200, 200, 200)
        self.setWindowTitle("Motor Control")

        self.combo.addItem("Connect/Refresh")
        self.show()
        self.addPorts()

        self.positionGraph = AnalogPosition()
        self.positionGraph.show()

# 需要导入模块: from PyQt5.QtWidgets import QDial [as 别名]
# 或者: from PyQt5.QtWidgets.QDial import setRange [as 别名]
class MainWindow(QMainWindow):

    """Voice Changer main window."""

    def __init__(self, parent=None):
        super(MainWindow, self).__init__()
        self.statusBar().showMessage("Move Dial to Deform Microphone Voice !.")
        self.setWindowTitle(__doc__)
        self.setMinimumSize(240, 240)
        self.setMaximumSize(480, 480)
        self.resize(self.minimumSize())
        self.setWindowIcon(QIcon.fromTheme("audio-input-microphone"))
        self.tray = QSystemTrayIcon(self)
        self.center()
        QShortcut("Ctrl+q", self, activated=lambda: self.close())
        self.menuBar().addMenu("&File").addAction("Quit", lambda: exit())
        self.menuBar().addMenu("Sound").addAction(
            "STOP !", lambda: call('killall rec', shell=True))
        windowMenu = self.menuBar().addMenu("&Window")
        windowMenu.addAction("Hide", lambda: self.hide())
        windowMenu.addAction("Minimize", lambda: self.showMinimized())
        windowMenu.addAction("Maximize", lambda: self.showMaximized())
        windowMenu.addAction("Restore", lambda: self.showNormal())
        windowMenu.addAction("FullScreen", lambda: self.showFullScreen())
        windowMenu.addAction("Center", lambda: self.center())
        windowMenu.addAction("Top-Left", lambda: self.move(0, 0))
        windowMenu.addAction("To Mouse", lambda: self.move_to_mouse_position())
        # widgets
        group0 = QGroupBox("Voice Deformation")
        self.setCentralWidget(group0)
        self.process = QProcess(self)
        self.process.error.connect(
            lambda: self.statusBar().showMessage("Info: Process Killed", 5000))
        self.control = QDial()
        self.control.setRange(-10, 20)
        self.control.setSingleStep(5)
        self.control.setValue(0)
        self.control.setCursor(QCursor(Qt.OpenHandCursor))
        self.control.sliderPressed.connect(
            lambda: self.control.setCursor(QCursor(Qt.ClosedHandCursor)))
        self.control.sliderReleased.connect(
            lambda: self.control.setCursor(QCursor(Qt.OpenHandCursor)))
        self.control.valueChanged.connect(
            lambda: self.control.setToolTip(f"<b>{self.control.value()}"))
        self.control.valueChanged.connect(
            lambda: self.statusBar().showMessage(
                f"Voice deformation: {self.control.value()}", 5000))
        self.control.valueChanged.connect(self.run)
        self.control.valueChanged.connect(lambda: self.process.kill())
        # Graphic effect
        self.glow = QGraphicsDropShadowEffect(self)
        self.glow.setOffset(0)
        self.glow.setBlurRadius(99)
        self.glow.setColor(QColor(99, 255, 255))
        self.control.setGraphicsEffect(self.glow)
        self.glow.setEnabled(False)
        # Timer to start
        self.slider_timer = QTimer(self)
        self.slider_timer.setSingleShot(True)
        self.slider_timer.timeout.connect(self.on_slider_timer_timeout)
        # an icon and set focus
        QLabel(self.control).setPixmap(
            QIcon.fromTheme("audio-input-microphone").pixmap(32))
        self.control.setFocus()
        QVBoxLayout(group0).addWidget(self.control)
        self.menu = QMenu(__doc__)
        self.menu.addAction(__doc__).setDisabled(True)
        self.menu.setIcon(self.windowIcon())
        self.menu.addSeparator()
        self.menu.addAction(
            "Show / Hide",
            lambda: self.hide() if self.isVisible() else self.showNormal())
        self.menu.addAction("STOP !", lambda: call('killall rec', shell=True))
        self.menu.addSeparator()
        self.menu.addAction("Quit", lambda: exit())
        self.tray.setContextMenu(self.menu)
        self.make_trayicon()

    def run(self):
        """Run/Stop the QTimer."""
        if self.slider_timer.isActive():
            self.slider_timer.stop()
        self.glow.setEnabled(True)
        call('killall rec ; killall play', shell=True)
        self.slider_timer.start(3000)

    def on_slider_timer_timeout(self):
        """Run subprocess to deform voice."""
        self.glow.setEnabled(False)
        value = int(self.control.value()) * 100
        command = f'play -q -V0 "|rec -q -V0 -n -d -R riaa bend pitch {value} "'
        print(f"Voice Deformation Value: {value}")
        print(f"Voice Deformation Command: {command}")
        self.process.start(command)
        if self.isVisible():
            self.statusBar().showMessage("Minimizing to System TrayIcon", 3000)
            print("Minimizing Main Window to System TrayIcon now...")
            sleep(3)
            self.hide()

#.........这里部分代码省略.........

# 需要导入模块: from PyQt5.QtWidgets import QDial [as 别名]
# 或者: from PyQt5.QtWidgets.QDial import setRange [as 别名]
import sys

from PyQt5.QtWidgets import QApplication, QDial


def printValue(value):
    print(value, dial.value())

app = QApplication(sys.argv)

dial = QDial()

#dial.setMinimum(-15)
#dial.setMaximum(15)

dial.setRange(-15, 15)

dial.setNotchesVisible(True)

dial.setValue(5)   # Initial value

dial.valueChanged.connect(printValue)

dial.show()

# The mainloop of the application. The event handling starts from this point.
# The exec_() method has an underscore. It is because the exec is a Python keyword. And thus, exec_() was used instead.
exit_code = app.exec_()

# The sys.exit() method ensures a clean exit.
# The environment will be informed, how the application ended.