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Properly clean up printer connections that are no longer available.

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Contributes to CURA-274
This commit is contained in:
Arjen Hiemstra 2015-10-30 13:46:31 +01:00
parent 67e00221eb
commit a1087150ef
1 changed files with 11 additions and 0 deletions
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11
plugins/USBPrinting/USBPrinterManager.py
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@ -11,6 +11,7 @@ from UM.Logger import Logger
from UM.PluginRegistry import PluginRegistry from UM.PluginRegistry import PluginRegistry
from UM.OutputDevice.OutputDevicePlugin import OutputDevicePlugin from UM.OutputDevice.OutputDevicePlugin import OutputDevicePlugin
from UM.Qt.ListModel import ListModel from UM.Qt.ListModel import ListModel
from UM.Message import Message
from cura.CuraApplication import CuraApplication from cura.CuraApplication import CuraApplication
@ -163,6 +164,16 @@ class USBPrinterManager(QObject, SignalEmitter, OutputDevicePlugin, Extension):
continue continue
self._serial_port_list = list(serial_ports) self._serial_port_list = list(serial_ports)
connections_to_remove = []
for port, connection in self._printer_connections.items():
if port not in self._serial_port_list:
connection.close()
connections_to_remove.append(port)
for port in connections_to_remove:
del self._printer_connections[port]
## Because the model needs to be created in the same thread as the QMLEngine, we use a signal. ## Because the model needs to be created in the same thread as the QMLEngine, we use a signal.
def addConnection(self, serial_port): def addConnection(self, serial_port):
connection = PrinterConnection.PrinterConnection(serial_port) connection = PrinterConnection.PrinterConnection(serial_port)