class Python(QObject):
def __init__(self):
QObject.__init__(self)
self.setObjectName("python")
# Does not work as expected :(
self.setProperty("app", QVariant(self))
self.t = QTimer(self)
self.t.setObjectName("timer")
@pyqtSignature("QString")
def hello(self, name):
print "Hello,", name
def get_test(self):
return 123
test = pyqtProperty("int", get_test)
class Python(QObject):
def __init__(self):
QObject.__init__(self)
self.setObjectName("python")
# Does not work as expected :(
self.setProperty("app", QVariant(self))
self.t = QTimer(self)
self.t.setObjectName("timer")
@pyqtSignature("QString")
def hello(self, name):
print "Hello,", name
def get_test(self):
return 123
test = pyqtProperty("int", get_test)
class QTReactor(posixbase.PosixReactorBase):
"""
Qt based reactor.
"""
# Reference to a DelayedCall for self.crash() when the reactor is
# entered through .iterate()
_crashCall = None
_timer = None
def __init__(self, app=None):
self._reads = {}
self._writes = {}
self.running = 0
posixbase.PosixReactorBase.__init__(self)
if app is None:
app = QApplication([])
self.qApp = app
self.addSystemEventTrigger('after', 'shutdown', self.cleanup)
def addReader(self, reader):
if not reader in self._reads:
self._reads[reader] = TwistedSocketNotifier(self, reader,
QSocketNotifier.Read)
def addWriter(self, writer):
if not writer in self._writes:
self._writes[writer] = TwistedSocketNotifier(self, writer,
QSocketNotifier.Write)
def removeReader(self, reader):
if reader in self._reads:
self._reads[reader].shutdown()
del self._reads[reader]
def removeWriter(self, writer):
if writer in self._writes:
self._writes[writer].shutdown()
del self._writes[writer]
def removeAll(self):
return self._removeAll(self._reads, self._writes)
def getReaders(self):
return self._reads.keys()
def getWriters(self):
return self._writes.keys()
def simulate(self):
if self._timer is not None:
self._timer.stop()
#self._timer = None
if not self.running:
self.running = 1
self.qApp.exit()
return
self.runUntilCurrent()
if self._crashCall is not None:
self._crashCall.reset(0)
timeout = self.timeout()
if timeout is None:
timeout = 1.0
timeout = min(timeout, 0.01) * 1010
if self._timer is None:
self._timer = QTimer()
self._timer.setObjectName("timer")
QObject.connect(self._timer, SIGNAL("timeout()"), self.simulate)
self._timer.start(timeout)
def cleanup(self):
if self._timer is not None:
self._timer.stop()
#self._timer = None
def iterate(self, delay=0.0):
log.msg(channel='system', event='iteration', reactor=self)
self._crashCall = self.callLater(delay, self.crash)
self.run()
def run(self, installSignalHandlers=1):
self.running = 1
self.startRunning(installSignalHandlers=installSignalHandlers)
self.simulate()
self.qApp.exec_()
def crash(self):
if self._crashCall is not None:
if self._crashCall.active():
self._crashCall.cancel()
self._crashCall = None
self.running = 0
class QTReactor(PosixReactorBase):
"""
Qt based reactor.
"""
implements(IReactorFDSet)
# Reference to a DelayedCall for self.crash() when the reactor is
# entered through .iterate()
_crashCall = None
_timer = None
def __init__(self, app=None):
self._reads = {}
self._writes = {}
if app is None:
app = QApplication([])
self.qApp = app
PosixReactorBase.__init__(self)
self.addSystemEventTrigger('after', 'shutdown', self.cleanup)
def addReader(self, reader):
if not reader in self._reads:
self._reads[reader] = TwistedSocketNotifier(self, reader,
QSocketNotifier.Read)
def addWriter(self, writer):
if not writer in self._writes:
self._writes[writer] = TwistedSocketNotifier(self, writer,
QSocketNotifier.Write)
def removeReader(self, reader):
if reader in self._reads:
self._reads[reader].shutdown()
del self._reads[reader]
def removeWriter(self, writer):
if writer in self._writes:
self._writes[writer].shutdown()
del self._writes[writer]
def removeAll(self):
return self._removeAll(self._reads, self._writes)
def getReaders(self):
return self._reads.keys()
def getWriters(self):
return self._writes.keys()
def simulate(self):
self._lastTimer = self._timer # put off the __del__
if self._timer is not None:
self._timer.stop()
self._timer = None
if not self.running:
self.qApp.exit()
return
self.runUntilCurrent()
if self._crashCall is not None:
self._crashCall.reset(0)
timeout = self.timeout()
if timeout is None:
timeout = 1.0
timeout = min(timeout, 0.01) * 1010
if self._timer is None:
self._timer = QTimer()
self._timer.setObjectName("simulateTimer")
QObject.connect(self._timer, SIGNAL("timeout()"), self.simulate)
self._timer.start(timeout)
def cleanup(self):
if self._timer is not None:
self._timer.stop()
self._timer = None
def iterate(self, delay=0.0):
self._crashCall = self.callLater(delay, self._crash)
self.run()
def mainLoop(self):
self.simulate()
self.qApp.exec_()
def _crash(self):
if self._crashCall is not None:
if self._crashCall.active():
self._crashCall.cancel()
self._crashCall = None
self.running = False
