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fixed exceptions caused by disconnecting printer

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Jaime van Kessel 2015-04-07 15:19:44 +02:00
parent f12f20afee
commit ec1500860f
1 changed files with 3 additions and 2 deletions
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5
PrinterApplication.py
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@ -288,8 +288,9 @@ class PrinterApplication(QtApplication):
self.outputDevicesChanged.emit() self.outputDevicesChanged.emit()
def removeOutputDevice(self, id): def removeOutputDevice(self, id):
del self._output_devices[id] if id in self._output_devices:
self.outputDevicesChanged.emit() del self._output_devices[id]
self.outputDevicesChanged.emit()
@pyqtSlot(str) @pyqtSlot(str)
def writeToOutputDevice(self, device): def writeToOutputDevice(self, device):