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Don't change metadata if there is no global stack

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We'll miss that status update then, but the next time Cura starts it'll update the printer status anyway.

Found during testing of CURA-8591.
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Ghostkeeper 2022-01-05 17:15:38 +01:00
parent c8ed3634ed
commit ec5bb444c0
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1 changed files with 6 additions and 2 deletions
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8
cura/PrinterOutput/PrinterOutputDevice.py
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@ -1,4 +1,4 @@
# Copyright (c) 2021 Ultimaker B.V.
# Copyright (c) 2022 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
from enum import IntEnum
@ -137,7 +137,11 @@ class PrinterOutputDevice(QObject, OutputDevice):
"""
if self.connectionState != connection_state:
self._connection_state = connection_state
cura.CuraApplication.CuraApplication.getInstance().getGlobalContainerStack().setMetaDataEntry("is_online", self.isConnected())
application = cura.CuraApplication.CuraApplication.getInstance()
if application is not None: # Might happen during the closing of Cura or in a test.
global_stack = application.getGlobalContainerStack()
if global_stack is not None:
global_stack.setMetaDataEntry("is_online", self.isConnected())
self.connectionStateChanged.emit(self._id)
@pyqtProperty(int, constant = True)