class PedalPoller(QtCore.QThread):
"""Poll pedal driver."""
def __init__(self, *args):
QtCore.QThread.__init__(self, *args)
self.running_mutex = QtCore.QMutex()
self.running = True
self.pedal = Pedal()
def run(self):
"""Poll pedal."""
while self.getRunning():
if self.pedal.waitForPress():
self.emit(QtCore.SIGNAL("pedalPressed"))
def getRunning(self):
"""Get application running status."""
self.running_mutex.lock()
running = self.running
self.running_mutex.unlock()
return running
def exit(self):
"""Stop polling pedal."""
self.running_mutex.lock()
self.running = False
self.running_mutex.unlock()
def __init__(self, *args): QtCore.QThread.__init__(self, *args) self.running_mutex = QtCore.QMutex() self.running = True self.pedal = Pedal()