Example usage for android.nfc NfcAdapter getDefaultAdapter

Introduction

In this page you can find the example usage for android.nfc NfcAdapter getDefaultAdapter.

Prototype

public static NfcAdapter getDefaultAdapter(Context context)

Source Link

Document

Helper to get the default NFC Adapter.

Usage

From source file:Main.java

/**
 * Creates a new NfcAdapter instance.
 */
public static NfcAdapter newNfcAdapter(Context context) {
    return NfcAdapter.getDefaultAdapter(context);
}

From source file:Main.java

@TargetApi(14)
private static NfcAdapter getAdapter(Context context) {
    if (Build.VERSION.SDK_INT < 14)
        return null;

    return NfcAdapter.getDefaultAdapter(context.getApplicationContext());
}

From source file:Main.java

/**
 * Gets the default NFC adapter.//from   ww w.  j av  a 2  s .  c o  m
 *
 * @param context the {@link Context}.
 * @return the NFC adapter; or null if the device does not support NFC.
 */
private static NfcAdapter getNfcAdapter(Context context) {
    NfcAdapter nfcAdapter = null;
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
        nfcAdapter = NfcAdapter.getDefaultAdapter(context.getApplicationContext());
    }

    return nfcAdapter;
}

From source file:com.example.schoo.licenseverifer.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    // Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    //etSupportActionBar(toolbar);

    //mTextView = (TextView) findViewById(R.id.first_name_label);
    mNfcAdapter = NfcAdapter.getDefaultAdapter(this);

    //   mTextView.setText("NFC is disabled.");

    if (mNfcAdapter == null) {
        // Stop here, we definitely need NFC
        Toast.makeText(this, "This device doesn't support NFC.", Toast.LENGTH_LONG).show();
        finish();// www  .j  ava  2s .  co  m
        return;

    }

    if (!mNfcAdapter.isEnabled()) {
        //      mTextView.setText("NFC is disabled.");
    } else {
        //    mTextView.setText(R.string.explanation);
        //mTextView.setText("NFC is enabled");
    }

    handleIntent(getIntent());
    initFields();

    signupButton = (Button) findViewById(R.id.signup);
    signupButton.setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
            initFields();
        }
    });
}

From source file:com.mario22gmail.license.nfc_project.FragmentEnableNFC.java

@Override
public void onResume() {
    NfcAdapter nfcAdapter;/*from  ww w. j a va2 s  .c  o m*/
    nfcAdapter = NfcAdapter.getDefaultAdapter(getActivity());

    if ((nfcAdapter != null && nfcAdapter.isEnabled()) && isBackFromSettings) {
        Toast.makeText(this.getActivity(), "NFC pornit", Toast.LENGTH_LONG).show();
        getDialog().dismiss();
    }
    isBackFromSettings = true;
    Log.i("nfc_debug", "dialog is on resume");
    super.onResume();
}

From source file:ykim81.cs.brown.ykim81.cardreader.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    if (NfcAdapter.getDefaultAdapter(this) == null) {
        //Handle some NFC initialization here
        Toast.makeText(this, "NFC not available on this device", Toast.LENGTH_LONG).show();
    }//from  w  ww . j av a2  s. com

    if (savedInstanceState == null) {
        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
        CardReaderFragment fragment = new CardReaderFragment();
        transaction.replace(R.id.sample_content_fragment, fragment);
        transaction.commit();
    }
}

From source file:ykim81.cs.brown.ykim81.cardemulation.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    if (NfcAdapter.getDefaultAdapter(this) == null) {
        //Handle some NFC initialization here
        Toast.makeText(this, "NFC not available on this device", Toast.LENGTH_LONG).show();
    }//from  w w w .  j a  v a 2s . c o  m

    if (savedInstanceState == null) {
        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
        CardEmulationFragment fragment = new CardEmulationFragment();
        transaction.replace(R.id.sample_content_fragment, fragment);
        transaction.commit();
    }
}

From source file:com.villetainio.travelcardreminder.activities.MainActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    nfcAdapter = NfcAdapter.getDefaultAdapter(this);

    if (nfcAdapter == null) {
        Toast.makeText(this, R.string.error_message_no_nfc_on_device, Toast.LENGTH_LONG).show();
        finish();/*  w ww.  j a  va 2 s.  c  om*/
    }

    pagerAdapter = new TravelCardPagerAdapter(getSupportFragmentManager());
    pager = (VerticalViewPager) findViewById(R.id.pager);
    pager.setAdapter(pagerAdapter);

    ActionBar actionBar = getActionBar();
    if (actionBar != null) {
        actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);

        ActionBar.TabListener tabListener = new ActionBar.TabListener() {
            @Override
            public void onTabSelected(ActionBar.Tab tab, android.app.FragmentTransaction ft) {
                pager.setCurrentItem(tab.getPosition());
            }

            @Override
            public void onTabUnselected(ActionBar.Tab tab, android.app.FragmentTransaction ft) {
                // Unselect
            }

            @Override
            public void onTabReselected(ActionBar.Tab tab, android.app.FragmentTransaction ft) {
                // Reselect
            }
        };

        actionBar.addTab(actionBar.newTab().setText("Status").setTabListener(tabListener));

        actionBar.addTab(actionBar.newTab().setText("Settings").setTabListener(tabListener));
    }
}

From source file:com.commonsware.android.webbeam.WebBeamActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    beamFragment = (BeamFragment) getSupportFragmentManager().findFragmentById(android.R.id.content);

    if (beamFragment == null) {
        beamFragment = new BeamFragment();

        getSupportFragmentManager().beginTransaction().add(android.R.id.content, beamFragment).commit();
    }//www . j a  v  a2 s . co  m

    adapter = NfcAdapter.getDefaultAdapter(this);

    findViewById(android.R.id.content).post(new Runnable() {
        public void run() {
            handleIntent(getIntent());
        }
    });
}

From source file:com.mifirma.android.ConfigNfcDialog.java

@NonNull
@Override//from w  ww.j  a v a 2s. c o m
public Dialog onCreateDialog(final Bundle savedInstanceState) {

    return new AlertDialog.Builder(getActivity()).setMessage("Desea usar NFC para conexin con DNIe 3.0?")
            .setNegativeButton(android.R.string.no, new DialogInterface.OnClickListener() {
                @Override
                public void onClick(final DialogInterface dialog, final int which) {
                    MainActivity.setUseNfc(false);
                    dialog.dismiss();

                }
            }).setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
                @Override
                public void onClick(final DialogInterface dialog, final int which) {
                    MainActivity.setUseNfc(true);
                    dialog.dismiss();
                    NfcAdapter mAdapter = NfcAdapter.getDefaultAdapter(ConfigNfcDialog.this.getActivity());
                    if (mAdapter != null && !mAdapter.isEnabled()) {
                        new ActiveNfcDialog().show(
                                ConfigNfcDialog.this.getActivity().getSupportFragmentManager(),
                                "enableNfcDialog");
                    }
                }
            }).create();
}