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import sys
from PyQt5.QtWidgets import (QApplication, QDialog, QDialogButtonBox,
QVBoxLayout,QDialogButtonBox)
from PyQt5.QtCore import QTimer, Qt
class CustomDialog(QDialog):
def __init__(self, *args, **kwargs):
super(CustomDialog, self).__init__(*args, **kwargs)
self.setWindowFlags(self.windowFlags() | Qt.WindowStaysOnTopHint)
self.setWindowTitle("Filter-with-GUI Test")
QBtn = QDialogButtonBox.Cancel
self.buttonBox = QDialogButtonBox(QBtn)
self.buttonBox.rejected.connect(self.reject)
self.layout = QVBoxLayout()
self.layout.addWidget(self.buttonBox)
self.setLayout(self.layout)
self._percentDone = 0
self._timer = QTimer()
self._timer.timeout.connect(self.process)
self._timer.start(100)
def reject(self):
# This provides an error message
print('You asked to cancel before finished.', file=sys.stderr)
raise SystemExit(1)
def process(self):
try:
# output a line of gcode
print('(MSG, made line of code : {})'.format(self._percentDone), file=sys.stdout)
# keep track of progress
self._percentDone +=1
# update progress
print('FILTER_PROGRESS={}'.format(self._percentDone), file=sys.stderr)
# if done end with no error/error message
if self._percentDone == 100:
print("m2")
raise SystemExit(0)
except Exception as e:
# This provides an error message
print(('Something bad happened:',e), file=sys.stderr)
# this signals the error message should be shown
raise SystemExit(1)
if __name__ == "__main__":
app = QApplication(sys.argv)
w = CustomDialog()
w.show()
sys.exit( app.exec_() )
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