Exemplo n.º 1
0
        protected override void OnStart(string[] args)
        {
            StopStopping = false;

            // decode the list of printers to stop
            var stopUsString = StopPrintJobs.Properties.Settings.Default.PrintersToStop;
            var stopUs       = new List <string>();

            foreach (var printer in stopUsString.Split(';'))
            {
                var trimmedPrinter = printer.Trim();
                if (trimmedPrinter.Length != 0)
                {
                    stopUs.Add(trimmedPrinter);
                }
            }

            if (stopUs.Count == 0)
            {
                TheEventLog.WriteEntry("No printers to stop! Exiting.");
                this.Stop();
                return;
            }

            // prepare for stoppage
            Spool = new Spooler();

            // launch the thread
            StopperThread = new Thread(() => Proc(stopUs));
            StopperThread.Start();
        }
Exemplo n.º 2
0
        private void Proc(List <string> stopThesePrinters)
        {
            for (; ;)
            {
                if (StopStopping)
                {
                    break;
                }

                try
                {
                    Spool.PauseNewJobsProc(stopThesePrinters);

                    // if PauseNewJobsProc returns, it's a clean shutdown
                    break;
                }
                catch (SpoolerAccessPI.InteropHelpers.FatalNativeCodeException exc)
                {
                    TheEventLog.WriteEntry(string.Format(
                                               "{0} (function {1} returned code {2})",
                                               exc.Message,
                                               exc.NativeFunction,
                                               exc.ErrorCode
                                               ), EventLogEntryType.Error);
                    break;
                }
                catch (SpoolerAccessPI.InteropHelpers.NativeCodeException exc)
                {
                    if (StopPrintJobs.Properties.Settings.Default.LogLevel > 0)
                    {
                        TheEventLog.WriteEntry(string.Format(
                                                   "{0} (function {1} returned code {2})",
                                                   exc.Message,
                                                   exc.NativeFunction,
                                                   exc.ErrorCode
                                                   ), EventLogEntryType.Warning);
                    }
                    if (StopPrintJobs.Properties.Settings.Default.StopOnNonfatalError)
                    {
                        // don't try again
                        break;
                    }
                }
            }
        }