Java Code Examples for android.nfc.NfcAdapter#ReaderCallback

The following examples show how to use android.nfc.NfcAdapter#ReaderCallback . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: TagDispatcher.java From GreenBits with GNU General Public License v3.0

10 votes

private void enableReaderMode(NfcAdapter adapter) {
      Bundle options = new Bundle();
      /* This is a work around for some Broadcom chipsets that does
       * the presence check by sending commands that interrupt the
       * processing of the ongoing command.
       */
      //options.putInt(NfcAdapter.EXTRA_READER_PRESENCE_CHECK_DELAY, 5000);
options.putInt(NfcAdapter.EXTRA_READER_PRESENCE_CHECK_DELAY, 30000);
      NfcAdapter.ReaderCallback callback = new NfcAdapter.ReaderCallback() {
              public void onTagDiscovered(Tag tag) {
                  listener.tagDiscovered(tag);
              }
          };
      adapter.enableReaderMode(activity,
                               callback,
                               NfcAdapter.FLAG_READER_NFC_A |
                               NfcAdapter.FLAG_READER_SKIP_NDEF_CHECK |
                               NfcAdapter.FLAG_READER_NO_PLATFORM_SOUNDS,
                               options);
  }

Example 2

Source File: NfcReaderDispatcher.java From yubikit-android with Apache License 2.0

6 votes

/**
 * Start intercepting nfc events
 * @param activity activity that is going to receive nfc events
 * Note: invoke that while activity is in foreground
 */
private void enableReaderMode(Activity activity, final NfcConfiguration nfcConfiguration) {
    NfcAdapter.ReaderCallback callback = new NfcAdapter.ReaderCallback() {
        public void onTagDiscovered(Tag tag) {
            handler.onTag(tag);
        }
    };
    Bundle options = new Bundle();
    options.putInt(NfcAdapter.EXTRA_READER_PRESENCE_CHECK_DELAY, 50);
    int READER_FLAGS = NfcAdapter.FLAG_READER_NFC_A | NfcAdapter.FLAG_READER_NFC_B;
    if (nfcConfiguration.isDisableNfcDiscoverySound()) {
        READER_FLAGS |= NfcAdapter.FLAG_READER_NO_PLATFORM_SOUNDS;
    }

    if (nfcConfiguration.isSkipNdefCheck()) {
        READER_FLAGS |= NfcAdapter.FLAG_READER_SKIP_NDEF_CHECK;
    }
    adapter.enableReaderMode(activity, callback, READER_FLAGS, options);
}

Example 3

Source File: TagDispatcher.java From nordpol with MIT License

6 votes

@TargetApi(Build.VERSION_CODES.KITKAT)
private void enableReaderMode(NfcAdapter adapter) {
    Bundle options = new Bundle();
    if(broadcomWorkaround) {
        /* This is a work around for some Broadcom chipsets that does
         * the presence check by sending commands that interrupt the
         * processing of the ongoing command.
         */
        options.putInt(NfcAdapter.EXTRA_READER_PRESENCE_CHECK_DELAY, DELAY_PRESENCE);
    }
    NfcAdapter.ReaderCallback callback = new NfcAdapter.ReaderCallback() {
            public void onTagDiscovered(Tag tag) {
                dispatchTag(tag);
            }
        };
    int flags = NfcAdapter.FLAG_READER_NFC_A | NfcAdapter.FLAG_READER_NFC_B;
    if(disableSounds) {
        flags = flags | NfcAdapter.FLAG_READER_NO_PLATFORM_SOUNDS;
    }
    if(disableNdefCheck) {
        flags = flags | NfcAdapter.FLAG_READER_SKIP_NDEF_CHECK;
    }
    adapter.enableReaderMode(activity, callback, flags, options);
}

Example 4

Source File: TagDispatcher.java From WalletCordova with GNU Lesser General Public License v2.1

6 votes

private void enableReaderMode(NfcAdapter adapter) {
      Bundle options = new Bundle();
      /* This is a work around for some Broadcom chipsets that does
       * the presence check by sending commands that interrupt the
       * processing of the ongoing command.
       */
      //options.putInt(NfcAdapter.EXTRA_READER_PRESENCE_CHECK_DELAY, 5000);
options.putInt(NfcAdapter.EXTRA_READER_PRESENCE_CHECK_DELAY, 30000);
      NfcAdapter.ReaderCallback callback = new NfcAdapter.ReaderCallback() {
              public void onTagDiscovered(Tag tag) {
                  listener.tagDiscovered(tag);
              }
          };
      adapter.enableReaderMode(activity,
                               callback,
                               NfcAdapter.FLAG_READER_NFC_A |
                               NfcAdapter.FLAG_READER_SKIP_NDEF_CHECK |
                               NfcAdapter.FLAG_READER_NO_PLATFORM_SOUNDS,
                               options);
  }

Example 5

Source File: NfcManager.java From smartcard-reader with GNU General Public License v3.0

4 votes

@SuppressWarnings("deprecation")
public NfcManager(Activity activity, NfcAdapter.ReaderCallback readerCallback) {
    mActivity = activity;
    mReaderCallback = readerCallback;
    mNfcAdapter = NfcAdapter.getDefaultAdapter(activity);
}