File size: 922 Bytes
360d274 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 |
from PyQt5.QtCore import (
pyqtSlot,
QRunnable,
pyqtSignal,
pyqtSlot,
)
from PyQt5.QtCore import QObject
import traceback
import sys
class WorkerSignals(QObject):
finished = pyqtSignal()
error = pyqtSignal(tuple)
result = pyqtSignal(object)
class ImageGeneratorWorker(QRunnable):
def __init__(self, fn, *args, **kwargs):
super(ImageGeneratorWorker, self).__init__()
self.fn = fn
self.args = args
self.kwargs = kwargs
self.signals = WorkerSignals()
@pyqtSlot()
def run(self):
try:
result = self.fn(*self.args, **self.kwargs)
except:
traceback.print_exc()
exctype, value = sys.exc_info()[:2]
self.signals.error.emit((exctype, value, traceback.format_exc()))
else:
self.signals.result.emit(result)
finally:
self.signals.finished.emit()
|