def gui_thread_schedule_async(callable, args=None):
if is_gui_thread():
if args is None:
callable()
else:
callable(*args)
return
event = ExecuteCodeEvent(callable, args)
QCoreApplication.postEvent(GlobalInfo.main_window, event)
def headless_main(args):
"""
Executes a project using :class:`QCoreApplication`.
Args:
args (argparser.Namespace): parsed command line arguments.
Returns:
int: exit status code; 0 for success, everything else for failure
"""
application = QCoreApplication(sys.argv)
startup_event_type = QEvent.Type(QEvent.registerEventType())
task = ExecuteProject(args, startup_event_type, application)
application.postEvent(task, QEvent(startup_event_type))
return application.exec_()
def gui_thread_schedule(callable, args=None):
if is_gui_thread():
if args is None:
return callable()
else:
return callable(*args)
event = ExecuteCodeEvent(callable, args)
QCoreApplication.postEvent(GlobalInfo.main_window, event)
event.event.wait() # TODO: unsafe. to be fixed later.
if event.exception is not None:
raise event.exception
return event.result
def gui_thread_schedule_async(callable, args=None, kwargs=None):
if is_gui_thread():
if kwargs is None:
if args is None:
callable()
else:
callable(*args)
else:
if args is None:
callable(**kwargs)
else:
callable(*args, **kwargs)
return
event = ExecuteCodeEvent(callable, args=args, kwargs=kwargs)
try:
QCoreApplication.postEvent(GlobalInfo.main_window, event)
except RuntimeError:
# the application is exiting and the main window has been destroyed. just let it go
pass
def run(self):
"""
Thread body. loops and notifies the listener of new messages
"""
while not self._stop_flag:
# Wait for a new message
cv = self.timeline._messages_cvs[self.topic]
with cv:
while (self.topic not in self.timeline._messages) or (
self.bag_msg_data
== self.timeline._messages[self.topic]):
cv.wait()
if self._stop_flag:
return
bag_msg_data = self.timeline._messages[self.topic]
# View the message
self.bag_msg_data = bag_msg_data
try:
event = ListenerEvent(bag_msg_data)
QCoreApplication.postEvent(self.listener, event)
except Exception as ex:
qWarning('Error notifying listener %s: %s' %
(type(self.listener), str(ex)))
def gui_thread_schedule(callable, args=None, timeout=None):
if is_gui_thread():
if args is None:
return callable()
else:
return callable(*args)
event = ExecuteCodeEvent(callable, args)
try:
QCoreApplication.postEvent(GlobalInfo.main_window, event)
except RuntimeError:
# the application is exiting and the main window has been destroyed. just let it go
return None
event.event.wait(timeout=timeout) # TODO: unsafe. to be fixed later.
if not event.event.is_set():
# it timed out without getting scheduled to execute...
return None
if event.exception is not None:
raise event.exception
return event.result
def run(self):
for i in range(3):
e = MyEvent(i)
QCoreApplication.postEvent(self.owner, e)
def show_input_field():
QCoreApplication.postEvent(input_field, QShowEvent())
def sendkeys(self, char, modifier=Qt.NoModifier):
event = QKeyEvent(QEvent.KeyPress, char, modifier)
QCoreApplication.postEvent(self.gameWidget, event)
def send_victory_events(self, victory: bool):
for cell in self.cells:
QCoreApplication.postEvent(cell, VictoryEvent(victory))
def begin_invoke(func, *args, **kwargs):
# type: (Callable[[Any], Any], Any, Any) -> NoReturn
QCoreApplication.postEvent(Dispatcher.invoker, _MethodInvokeEvent(func, args, kwargs))
def run(self):
for i in range(3):
e=MyEvent(i);
QCoreApplication.postEvent(self.owner,e)
