void startReader() { if (BarcodeReader == null) { BarcodeReader = new BarcodeReaderApi(); BarcodeReader.onBarcodeReadEvent += BarcodeReader_onBarcodeReadEvent; } }
void stopReader() { if (BarcodeReader != null) { BarcodeReader.onBarcodeReadEvent -= BarcodeReader_onBarcodeReadEvent; BarcodeReader.Dispose(); BarcodeReader = null; } }