def start(self):
"""
Called when the menu entry is selected
"""
main_data = self.main_app.main_data
# Stop the streams
tab_data = main_data.tab.value.tab_data_model
for s in tab_data.streams.value:
s.should_update.value = False
self.filename.value = self._get_new_filename()
self._update_exp_dur()
# Special CCD settings to get values as photon counting
if model.hasVA(self.ccd, "countConvert"):
self.ccd.countConvert.value = 2 # photons
dlg = AcquisitionDialog(
self, "Super-resolution acquisition",
"Acquires a series of shortly exposed images, "
"and store them in sequence.\n"
"Note, the advanced settings are only applied "
"after restarting the stream.")
dlg.addStream(self._stream)
dlg.addSettings(self, self.vaconf)
dlg.addButton("Close")
dlg.addButton("Acquire", self.acquire, face_colour='blue')
dlg.Maximize()
ans = dlg.ShowModal()
# Make sure the stream is not playing anymore and CCD is back to normal
self._stream.should_update.value = False
if model.hasVA(self.ccd, "countConvert"):
try:
self.ccd.countConvert.value = 0 # normal
except Exception:
logging.exception("Failed to set back count convert mode")
if ans == 0:
logging.info("Acquisition cancelled")
elif ans == 1:
logging.info("Acquisition completed")
else:
logging.warning("Got unknown return code %s", ans)
dlg.Destroy()
