public void scanNow() {
IntentIntegrator integrator = new IntentIntegrator(this);
integrator.setDesiredBarcodeFormats(IntentIntegrator.ONE_D_CODE_TYPES);
integrator.setPrompt("Scan a barcode");
integrator.setResultDisplayDuration(0);
integrator.setWide(); // Wide scanning rectangle, may work better for 1D barcodes
integrator.setCameraId(0); // Use a specific camera of the device
integrator.initiateScan();
}
/**
* event handler for scan button instantiates an instance of the Intent Integrator and send an
* Intent to the barcode scanner of the device.
*
* @param view view of the activity
*/
public void scanQR(View view) {
// create an instance of the integrator class which
// will send the scan intent to the devices barcode scanner
IntentIntegrator integrator = new IntentIntegrator(this);
// sets the type of code that will be scanned
integrator.setDesiredBarcodeFormats(IntentIntegrator.QR_CODE_TYPES);
integrator.setPrompt(String.valueOf(R.string.txt_scan_qrcode));
integrator.setResultDisplayDuration(0);
integrator.setCameraId(0); // Use a specific camera of the device
integrator.initiateScan(); // starts the scan
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_bar_code);
IntentIntegrator integrator = new IntentIntegrator(this);
integrator.setCaptureActivity(AnyOrientationCaptureActivity.class);
integrator.setDesiredBarcodeFormats(IntentIntegrator.ONE_D_CODE_TYPES);
integrator.setPrompt("Scan something"); // Optional- take out or change if needed
integrator.setOrientationLocked(false); // Scanning can be done in any orientation
integrator.setBeepEnabled(false);
integrator.initiateScan();
}
private void scanBarcode() {
// create the intent integrator to scan in the current fragment
IntentIntegrator integrator = IntentIntegrator.forSupportFragment(this);
// use a custom scanactivity that can be rotated
integrator.setCaptureActivity(ScanActivity.class);
integrator.setOrientationLocked(false);
// limit scanning to only one-dimensional barcodes
integrator.setDesiredBarcodeFormats(IntentIntegrator.ONE_D_CODE_TYPES);
// set the prompt message
integrator.setPrompt(getString(R.string.scanner_prompt));
// launch the scanner
integrator.initiateScan();
}
/**
* Initiates a scan, only for a certain set of barcode types, given as strings corresponding to
* their names in ZXing's {@code BarcodeFormat} class like "UPC_A". You can supply constants like
* {@link #PRODUCT_CODE_TYPES} for example.
*
* @param desiredBarcodeFormats names of {@code BarcodeFormat}s to scan for
*/
public final void initiateScan(Collection<String> desiredBarcodeFormats) {
setDesiredBarcodeFormats(desiredBarcodeFormats);
initiateScan();
}