def getWorkingDialog(text):
"""
Generates a working dialog object which blocks the UI.
:param text: Text to display while working
:return: The created working dialog widget
"""
progressDialog = QProgressDialog(text,
"",
0,
0,
parent=Globals.ui.tabWidgetMain)
progressDialog.setMinimumDuration(0)
progressDialog.setMinimum(0)
progressDialog.setMaximum(0)
progressDialog.setRange(0, 0)
progressDialog.setFixedSize(progressDialog.width(),
progressDialog.height())
# No cancel button <:
progressDialog.setCancelButton(None)
# No X button
progressDialog.setWindowFlags(progressDialog.windowFlags()
& ~QtCore.Qt.WindowCloseButtonHint)
progressBar = progressDialog.findChild(QProgressBar)
# :S:S
progressBar.setMinimumWidth(progressDialog.width() + 20)
return progressDialog
def collectNoise(self, seconds):
"""
Collect noise data and update ``noiseData``.
Uses the processes/threads started in :func:`startSnifferAndAdder`.
:param seconds: Amount of seconds to capture noise
:return: True if noise was captured. False if the user pressed "Cancel"
"""
self.noiseData = []
# Setup the ProgressDialog
progressDialog = QProgressDialog(
Strings.filterTabCollectingNoiseMessageBoxText, "Cancel", 0,
seconds)
progressDialog.setMinimumDuration(0)
progressDialog.setMinimum(0)
progressDialog.setMaximum(seconds)
progressDialog.adjustSize()
progressDialog.setFixedSize(progressDialog.width() + 40,
progressDialog.height())
# Users still can click on the "X"
progressDialog.setCancelButton(None)
# Start collecting
self.startSnifferAndAdder(adderMethod=self.addSniffedNoise)
progressDialog.open()
secondsToCollect = seconds
while secondsToCollect > 0 and not progressDialog.wasCanceled():
time.sleep(0.5)
secondsToCollect -= 0.5
self.updateNoiseCollectProgress(progressDialog,
seconds - secondsToCollect)
self.stopSnifferAndAdder()
return not progressDialog.wasCanceled()
