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QNetworkManager is now re-created every time we try to connect

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CURA-1851
This commit is contained in:
Jaime van Kessel 2016-08-22 09:49:57 +02:00
parent 0a08707922
commit 5825793f28
1 changed files with 12 additions and 6 deletions
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18
NetworkPrinterOutputDevice.py
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@ -83,12 +83,7 @@ class NetworkPrinterOutputDevice(PrinterOutputDevice):
self.setDescription(i18n_catalog.i18nc("@properties:tooltip", "Print over network"))
self.setIconName("print")
# QNetwork manager needs to be created in advance. If we don't it can happen that it doesn't correctly
# hook itself into the event loop, which results in events never being fired / done.
self._manager = QNetworkAccessManager()
self._manager.finished.connect(self._onFinished)
self._manager.authenticationRequired.connect(self._onAuthenticationRequired)
self._manager.networkAccessibleChanged.connect(self._onNetworkAccesibleChanged) # for debug purposes
self._manager = None
self._post_request = None
self._post_reply = None
@ -380,6 +375,17 @@ class NetworkPrinterOutputDevice(PrinterOutputDevice):
## Start requesting data from printer
def connect(self):
self.close() # Ensure that previous connection (if any) is killed.
if self._manager:
self._manager.finished.disconnect(self._onFinished)
self._manager.networkAccessibleChanged.disconnect(self._onNetworkAccesibleChanged)
self._manager.authenticationRequired.disconnect(self._onAuthenticationRequired)
self._manager = QNetworkAccessManager()
self._manager.finished.connect(self._onFinished)
self._manager.authenticationRequired.connect(self._onAuthenticationRequired)
self._manager.networkAccessibleChanged.connect(self._onNetworkAccesibleChanged) # for debug purposes
self.setConnectionState(ConnectionState.connecting)
self._update() # Manually trigger the first update, as we don't want to wait a few secs before it starts.
self._update_camera()