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Merge pull request #149 from jlewin/development

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Cleanup resources after USB disconnect while Connected - Fixes #85321330
This commit is contained in:
Lars Brubaker 2014-12-31 18:07:44 -08:00
commit ed48949350
1 changed files with 7 additions and 3 deletions
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10
PrinterCommunication/PrinterConnectionAndCommunication.cs
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@ -1922,11 +1922,14 @@ namespace MatterHackers.MatterControl.PrinterCommunication
serialPort.Write(lineToWrite);
//Debug.Write("w: " + lineToWrite);
}
catch (IOException)
catch (IOException ex)
{
OnConnectionFailed(null);
Trace.WriteLine("Error writing to printer: " + ex.Message);
// Handle hardware disconnects by relaying the failure reason and shutting down open resources
AbortConnectionAttempt("Connection Lost - " + ex.Message);
}
catch (TimeoutException)
catch (TimeoutException ex)
{
}
}
@ -1977,6 +1980,7 @@ namespace MatterHackers.MatterControl.PrinterCommunication
/// <param name="shutdownReadLoop">Shutdown/join the readFromPrinterThread</param>
public void AbortConnectionAttempt(string abortReason, bool shutdownReadLoop = true)
{
// Set .Disconnecting to allow the readloop to exit gracefully before a forced thread join (and extended timeout)
CommunicationState = CommunicationStates.Disconnecting;
// Shudown the connectionAttempt thread