class SoundIcon(QObject, VolumeMixin, MediaKeysMixin):
icon_updated = pyqtSignal(object)
media_key_pressed = pyqtSignal(list)
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.app = QApplication(sys.argv)
self.app.setQuitOnLastWindowClosed(False)
self.app.setApplicationName(APP_NAME)
self.screen_height = self.app.primaryScreen().geometry().height()
with open(LINUX_CSS, 'r') as css_file:
self.app.setStyleSheet(css_file.read())
self.mixer = PulseMixer()
self.init_dbus()
self.create_icon()
self.mixer.start_listener(self.get_pulse_callback)
self.icon_updated.connect(self.update_icon)
self.create_menu()
self.update_icon()
self.init_keys()
self.media_key_pressed.connect(self.on_media_key_pressed)
self.run()
def get_pulse_callback(self):
return lambda e: self.icon_updated.emit(e)
def get_notify_callback(self):
return lambda k, t: self.media_key_pressed.emit([k, t])
def create_icon(self):
self.icon_name = ''
self.icon = QSystemTrayIcon()
self.icon.activated.connect(self.activate)
self.icon.eventFilter = self.on_scroll
self.icon.installEventFilter(self.icon)
def create_menu(self):
self.menu = QMenu()
self.slider_item = SliderItem(self.menu)
self.slider_item.value_changed.connect(self.on_value_changed)
mixer_item = self.create_mixer()
exit_item = self.create_exit()
self.menu.addAction(self.slider_item)
self.menu.addAction(mixer_item)
self.menu.addSeparator()
self.menu.addSeparator()
self.menu.addAction(exit_item)
def create_mixer(self):
item = MenuItem(LABEL_MIXER, self.menu)
item.triggered.connect(self.activate_mixer)
return item
def create_exit(self):
item = MenuItem(LABEL_EXIT, self.menu)
item.triggered.connect(self.activate_exit)
return item
def activate_exit(self, *args):
os._exit(0)
return True
def on_value_changed(self, value):
self.mixer.set_volume(value)
return True
def activate(self, reason):
if reason == QSystemTrayIcon.Context:
self.mixer.toggle_mute()
return True
if reason != QSystemTrayIcon.Trigger:
return False
self.update_menu()
volume, mute = self.mixer.get_sink_volume_and_mute()
self.slider_item.setValue(int(volume))
self.slider_item.setEnabled(not mute)
icon_pos = self.icon.geometry().bottomRight()
width = min(self.menu.geometry().width(), VOLUME_WIDTH)
if icon_pos.y() > self.screen_height / 2:
pos = icon_pos - QPoint(width, 40)
self.menu.popup(pos, self.menu.actions()[-1])
else:
pos = icon_pos - QPoint(width, 0)
self.menu.popup(pos)
return True
def destroy_item(self, item):
self.menu.removeAction(item)
item.deleteLater()
def insert_label_item(self, label, pos):
item = MenuItem(label, self.menu)
item.label.setProperty('objectName', 'section')
before = self.menu.actions()[pos]
self.menu.insertAction(before, item)
item.setEnabled(False)
self.profile_items.append(item)
def insert_subaction_item(self, profile, link, pos):
item = MenuItem(profile, self.menu)
item.label.setProperty('objectName', 'subaction')
item.triggered.connect(lambda c: self.mixer.set_profile(link))
before = self.menu.actions()[pos]
self.menu.insertAction(before, item)
if link == self.mixer.current_profile:
item.setEnabled(False)
self.profile_items.append(item)
def on_scroll(self, obj, event):
if not isinstance(event, QWheelEvent):
return False
delta_y = event.angleDelta().y()
if delta_y == 0:
return
change = SCROLL_BY if delta_y > 0 else -SCROLL_BY
self.mixer.change_volume(change)
return True
def set_theme_icon(self, icon_name):
qicon = QIcon.fromTheme(icon_name)
self.icon.setIcon(qicon)
def is_menu_visible(self):
return self.menu.isVisible()
def run(self):
self.icon.show()
sys.exit(self.app.exec_())
