public class WifiReceiver extends BroadcastReceiver {

private static final String TAG = "WifiReceiver";

@Override
public void onReceive(Context context, Intent intent) {

    NetworkInfo networkInfo = intent.getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO);

    if (networkInfo != null && networkInfo.isConnected()) {
        WifiInfo wifiInfo = intent.getParcelableExtra(WifiManager.EXTRA_WIFI_INFO);
        String ssid = wifiInfo.getSSID();
        Toast.makeText(context, "Conectado a: " + ssid, Toast.LENGTH_SHORT).show();

        Log.i(TAG, "Connected to : " + ssid);
    }else{
        Log.e(TAG, "Network not connnected!");
    }
}
}

public class HelperConnection extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_helper_connection);

    this.setTitle("Login UCF");

    getSupportActionBar().setDisplayHomeAsUpEnabled(true);

    bindUI();

    Toast.makeText(this, "Siga los pasos para establecer conexión con la red", Toast.LENGTH_LONG)
            .show();

    btnNext.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            if (textInputUser.getText().length() == 0)
                textInputUser.setError("Campo requerido");
            else if (textInputPassw.getText().length() == 0)
                textInputPassw.setError("Campo requerido");

            else {
                mViewFlipper.setInAnimation(AnimationUtils.loadAnimation(mContext, R.anim.in_from_left));
                mViewFlipper.setOutAnimation(AnimationUtils.loadAnimation(mContext, R.anim.out_from_left));

                mViewFlipper.showNext();

                getSupportActionBar().setDisplayHomeAsUpEnabled(false);

                progressBar.performClick();

                if (wifiManager.isWifiEnabled()) {
                    wifiManager.removeNetwork(wifiManager.getConnectionInfo().getNetworkId());
                    detectWifi();

                } else {
                    wifiManager.setWifiEnabled(true);
                    wifiManager.removeNetwork(wifiManager.getConnectionInfo().getNetworkId());
                    detectWifi();
                }
            }
        }
    });

    btnFinish.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            Intent intent = new Intent(HelperConnection.this, LoginActivity.class);
            intent.putExtra("runWeb", true);
            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
            finish();
            startActivity(intent);
        }
    });
}

private void bindUI() {
    mViewFlipper = (ViewFlipper) findViewById(R.id.view_flipper);
    mContext = this;
    btnFinish = (Button) findViewById(R.id.btnFinish);
    btnNext = (Button) findViewById(R.id.btnNext);
    progressBar = (ProgressBar) findViewById(R.id.load_steps_login);
    wifiManager = (WifiManager) getSystemService(WIFI_SERVICE);
    textInputPassw = (TextInputEditText) findViewById(R.id.edit_text_passw);
    textInputUser = (TextInputEditText) findViewById(R.id.edit_text_user);
    loginActivity = new LoginActivity();
}

private void tryConnection() {
    loginActivity.helperConnect(wifiManager);
    Toast.makeText(this, "Espere...", Toast.LENGTH_SHORT).show();

    IntentFilter intentFilter = new IntentFilter();
    intentFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION);
    WifiReceiver wifiReceiver = new WifiReceiver();
    registerReceiver(wifiReceiver, intentFilter);
}

if (networkInfo != null && networkInfo.isConnected()) {
            WifiInfo wifiInfo = intent.getParcelableExtra(WifiManager.EXTRA_WIFI_INFO);
            String ssid = wifiInfo.getSSID();
            for(final WifiChangeListener listener : listeners) {
                listener.onWifiChange(ssid);
            }
        }