def nextMessage(self):
"""
Don't override..
"""
# Get the next message from the queue.
message = self.queued_messages.popleft()
try:
self.processMessage(message)
except Exception as exception:
message.addError(
halMessage.HalMessageError(source=self.module_name,
message=str(exception),
m_exception=exception,
stack_trace=traceback.format_exc()))
message.decRefCount(name=self.module_name)
# Check if this is being handled by a worker. If it is then we
# wait until the worker is done before moving on to process the
# next message.
if self.worker is not None:
return
# Start the timer if we still have messages left.
if (len(self.queued_messages) > 0):
self.queued_messages_timer.start()
def handleWorkerError(self, worker_id, message, exception, stack_trace):
message.addError(halMessage.HalMessageError(source = self.module_name,
message = str(exception),
m_exception = exception,
stack_trace = stack_trace))
# Cleanup the worker.
self.cleanUpWorker(worker_id)
def handleWorkerError(self, worker_id, message, exception, stack_trace):
"""
You probably don't want to override this..
"""
message.addError(halMessage.HalMessageError(source = self.module_name,
message = str(exception),
m_exception = exception,
stack_trace = stack_trace))
# Decrement ref count otherwise the error will hang HAL.
message.decRefCount()
# Log when the worker failed.
message.logEvent("worker failed")
# Cleanup the worker.
self.cleanUpWorker(worker_id)
def nextMessage(self):
"""
Don't override..
"""
# Get the next message from the queue.
message = self.queued_messages.popleft()
try:
self.processMessage(message)
except Exception as exception:
message.addError(halMessage.HalMessageError(source = self.module_name,
message = str(exception),
m_exception = exception,
stack_trace = traceback.format_exc()))
message.decRefCount()
# Start the timer if we still have messages left.
if (len(self.queued_messages) > 0):
self.queued_messages_timer.start()
def processMessage(self, message):
if message.isType("configure1"):
self.newMessage.emit(
halMessage.HalMessage(source=self,
m_type="add to ui",
data=self.configure_dict))
elif message.isType("configure2"):
self.view.copyDefaultParameters()
self.view.markCurrentAsInitialized()
elif message.isType("get parameters"):
p = self.view.getParameters(message.getData()["index or name"])
if p is None:
message.addResponse(
halMessage.HalMessageResponse(source=self.module_name,
data={"found": False}))
else:
message.addResponse(
halMessage.HalMessageResponse(source=self.module_name,
data={
"parameters": p,
"found": True
}))
elif message.isType("initial parameters"):
# It is okay for other modules to just send their parameters as we make
# a copy before storing them in this module.
self.view.updateCurrentParameters(
message.getSourceName(),
message.getData()["parameters"].copy())
elif message.isType("new parameters file"):
# Ignore this message if the UI is disabled and send a warning.
if not self.view.getEnabled():
msg = "Parameters files cannot be added during editting / filming"
message.addError(
halMessage.HalMessageError(source=self.module_name,
message=msg))
return
data = message.getData()
# Check if these parameters should be default parameters. For now
# anyway this should only be possible at initialization.
is_default = False
if "is default" in data:
is_default = data["is default"]
# Process new parameters file.
self.view.newParametersFile(data["filename"], is_default)
elif message.isType("parameters changed"):
self.waiting_on.remove(message.getSourceName())
if message.getData() is not None:
self.view.updateCurrentParameters(
message.getSourceName(),
message.getData()["new parameters"].copy())
# All modules have finished changing parameters.
if (len(self.waiting_on) == 0):
self.updateComplete()
elif message.isType("set parameters"):
if self.locked_out:
raise halExceptions.HalException(
"'set parameters' received while locked out.")
[found, current
] = self.view.setParameters(message.getData()["index or name"])
message.addResponse(
halMessage.HalMessageResponse(source=self.module_name,
data={
"current": current,
"found": found
}))
elif message.isType("start film"):
self.view.enableUI(False)
elif message.isType("stop film"):
self.view.enableUI(True)
elif message.isType("wait for"):
if self.module_name in message.getData()["module names"]:
self.wait_for.append(message.getSourceName())
