worker_thread.py
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32 
33 from python_qt_binding.QtCore import QThread
34 
35 
36 class WorkerThread(QThread):
37  """
38  Run code in a separate thread, get notified upon completion and kill the thread synchronously.
39 
40  Convenience class built around a QThread
41  """
42 
43  def __init__(self, run_callback, finished_callback=None):
44  super(WorkerThread, self).__init__()
45  self.run = run_callback
46  self._finished_callback = finished_callback
47 
48  def start(self):
49  # reconnect finished signal
50  self.finished.connect(self._finished_handler)
51  super(WorkerThread, self).start()
52 
53  def _finished_handler(self):
54  # disconnect finished signal to avoid being called twice
55  self.finished.disconnect(self._finished_handler)
56  if self._finished_callback is not None:
57  self._finished_callback()
58 
59  def kill(self):
60  if self.isRunning():
61  # clean up
62  self.finished.disconnect(self._finished_handler)
63  self.terminate()
64  self.wait()
def __init__(self, run_callback, finished_callback=None)


qt_gui_py_common
Author(s): Dorian Scholz
autogenerated on Thu Jun 6 2019 19:54:33