Rock.Apps.CheckScannerUtility.ScanningPage.StopScanning C# (CSharp) Method

        private void StopScanning()
        {
            _keepScanning = false;
            if ( batchPage.rangerScanner != null )
            {
                // remove the StartRangerFeedingWhenReady (in case it is assigned) so it doesn't restart after getting into ReadyToFeed state
                batchPage.rangerScanner.TransportReadyToFeedState -= StartRangerFeedingWhenReady;
                batchPage.rangerScanner.StopFeeding();
            }
        }