Example usage for android.content Context BLUETOOTH_SERVICE

Introduction

In this page you can find the example usage for android.content Context BLUETOOTH_SERVICE.

Prototype

String BLUETOOTH_SERVICE

To view the source code for android.content Context BLUETOOTH_SERVICE.

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Document

Use with #getSystemService(String) to retrieve a android.bluetooth.BluetoothManager for using Bluetooth.

Usage

From source file:com.vehicle.uart.UartService.java

/**
 * Initializes a reference to the local Bluetooth adapter.
 *
 * @return Return true if the initialization is successful.
 */// w w w. j  av  a  2 s. c  o m
public boolean initialize() {
    // For API level 18 and above, get a reference to BluetoothAdapter through
    // BluetoothManager.
    if (mBluetoothManager == null) {
        mBluetoothManager = (BluetoothManager) getSystemService(Context.BLUETOOTH_SERVICE);
        if (mBluetoothManager == null) {
            EVLog.e("Unable to initialize BluetoothManager.");
            return false;
        }
    }

    mBluetoothAdapter = mBluetoothManager.getAdapter();
    if (mBluetoothAdapter == null) {
        EVLog.e("Unable to obtain a BluetoothAdapter.");
        return false;
    }

    return true;
}

---

From source file:com.nordicsemi.UART_UDP_PROXY.UartService.java

/**
 * Initializes a reference to the local Bluetooth adapter.
 *
 * @return Return true if the initialization is successful.
 *///from ww  w. j av a2 s.co  m
public boolean initialize(MainActivity ui) {
    // DA
    this.m_ui = ui;

    // For API level 18 and above, get a reference to BluetoothAdapter through
    // BluetoothManager.
    if (mBluetoothManager == null) {
        mBluetoothManager = (BluetoothManager) getSystemService(Context.BLUETOOTH_SERVICE);
        if (mBluetoothManager == null) {
            Log.e(TAG, "Unable to initialize BluetoothManager.");
            return false;
        }
    }

    mBluetoothAdapter = mBluetoothManager.getAdapter();
    if (mBluetoothAdapter == null) {
        Log.e(TAG, "Unable to obtain a BluetoothAdapter.");
        return false;
    }

    return true;
}

---

From source file:com.huiwu.temperaturecontrol.bluetooth.BluetoothService.java

/**
 * Initializes a reference to the local Bluetooth adapter.
 *
 * @return Return true if the initialization is successful.
 */// ww w . jav a 2s  .c o m
public boolean initialize() {
    // For API level 18 and above, get a reference to BluetoothAdapter through
    // BluetoothManager.
    if (mBluetoothManager == null) {
        mBluetoothManager = (BluetoothManager) getSystemService(Context.BLUETOOTH_SERVICE);
        if (mBluetoothManager == null) {
            TestLog.e(TAG, "Unable to initialize BluetoothManager.");
            return false;
        }
    }

    mBluetoothAdapter = mBluetoothManager.getAdapter();
    if (mBluetoothAdapter == null) {
        TestLog.e(TAG, "Unable to obtain a BluetoothAdapter.");
        return false;
    }

    return true;
}

---

From source file:com.example.user.wase.view.fragment.EquipmentScanner.java

@Nullable
@Override/*  w  w w  .ja  v a2  s. c o  m*/
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    mHandler = new Handler();

    // Use this check to determine whether BLE is supported on the device.  Then you can
    // selectively disable BLE-related features.
    if (!getActivity().getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH_LE)) {
        Toast.makeText(getActivity(), "You need BLE support device", Toast.LENGTH_SHORT).show();
        getActivity().finish();
    }
    // Initializes a Bluetooth adapter.  For API level 18 and above, get a reference to
    // BluetoothAdapter through BluetoothManager.
    final BluetoothManager bluetoothManager = (BluetoothManager) getActivity()
            .getSystemService(Context.BLUETOOTH_SERVICE);
    mBluetoothAdapter = bluetoothManager.getAdapter();

    // Checks if Bluetooth is supported on the device.
    if (mBluetoothAdapter == null) {
        Toast.makeText(getActivity(), "You need BLUETOOTH support device", Toast.LENGTH_SHORT).show();
        getActivity().finish();
    }
    Intent gattServiceIntent = new Intent(getActivity(), BluetoothLeService.class);
    getActivity().registerReceiver(mGattUpdateReceiver, makeGattUpdateIntentFilter());
    getActivity().bindService(gattServiceIntent, mServiceConnection, getActivity().BIND_AUTO_CREATE);

    scanLeDevice(true);

    equipListAdapter = new HERE_DeviceListAdapter();
    View view = inflater.inflate(R.layout.fragment_devicelist, container, false);
    lvEquipList = (ListView) view.findViewById(R.id.fragment1_equiplist);
    lvEquipList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
        @Override
        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {

            scanLeDevice(false);

            final MyHereAgent device = pairedEquipList.get(position);
            if (device == null)
                return;
            final Intent intent = new Intent(getActivity(), DoingExerciseActivity.class);
            intent.putExtra(DoingExerciseActivity.EXTRAS_DEVICE_NAME, device.getMyeqName());
            intent.putExtra(DoingExerciseActivity.EXTRAS_DEVICE_ADDRESS, device.getMyeqMacId());
            if (mScanning) {
                mBluetoothAdapter.stopLeScan(mLeScanCallback);
                mScanning = false;
            }
            if (mBluetoothLeService != null) {
                mBluetoothLeService.disconnect();
                mBluetoothLeService.close();
                mBluetoothLeService = null;
            }
            startActivity(intent);
        }
    });
    lvEquipList.setAdapter(equipListAdapter);

    tv_numagents = (TextView) view.findViewById(R.id.equiplist_numagents);
    tv_numagents.setText(String.format("%d", equipListAdapter.getCount()));

    //getActionBar().setTitle(mDeviceName);
    //getActionBar().setDisplayHomeAsUpEnabled(true);
    return view;
}

---

From source file:com.github.vgoliveira.panificadora.UartService.java

/**
 * Initializes a reference to the local Bluetooth adapter.
 *
 * @return Return true if the initialization is successful.
 *///  w  w w  . ja v a  2 s.  c o  m
public boolean initialize() {
    // For API level 18 and above, get a reference to BluetoothAdapter through
    // BluetoothManager.
    if (mBluetoothManager == null) {
        mBluetoothManager = (BluetoothManager) getSystemService(Context.BLUETOOTH_SERVICE);
        if (mBluetoothManager == null) {
            Log.e(TAG, "Unable to initialize BluetoothManager.");
            return false;
        } else {
            Log.e(TAG, "BluetoothManager initialized.");
        }

    }

    mBluetoothAdapter = mBluetoothManager.getAdapter();
    if (mBluetoothAdapter == null) {
        Log.e(TAG, "Unable to obtain a BluetoothAdapter.");
        return false;
    } else {
        Log.e(TAG, "Abled to obtain a BluetoothAdapter.");
    }

    return true;
}

---

From source file:com.android.car.trust.CarBleTrustAgent.java

private void maybeStartBleUnlockService() {
    if (Log.isLoggable(TAG, Log.DEBUG)) {
        Log.d(TAG, "Trying to open a Ble GATT server");
    }/*  ww w .  j a va2 s  .  c  o m*/

    BluetoothManager btManager = (BluetoothManager) getSystemService(Context.BLUETOOTH_SERVICE);
    BluetoothGattServer mGattServer = btManager.openGattServer(this, new BluetoothGattServerCallback() {
        @Override
        public void onConnectionStateChange(BluetoothDevice device, int status, int newState) {
            super.onConnectionStateChange(device, status, newState);
        }
    });

    // The BLE stack is started up before the trust agent service, however Gatt capabilities
    // might not be ready just yet. Keep trying until a GattServer can open up before proceeding
    // to start the rest of the BLE services.
    if (mGattServer == null) {
        Log.e(TAG, "Gatt not available, will try again...in " + BLE_RETRY_MS + "ms");

        Handler handler = new Handler();
        handler.postDelayed(new Runnable() {
            @Override
            public void run() {
                maybeStartBleUnlockService();
            }
        }, BLE_RETRY_MS);
    } else {
        mGattServer.close();
        if (Log.isLoggable(TAG, Log.DEBUG)) {
            Log.d(TAG, "GATT available, starting up UnlockService");
        }
        mCarUnlockService.start();
    }
}

---

From source file:kr.ac.kaist.resl.sensorservice.BluetoothService.java

@SuppressLint("HandlerLeak")
@Override/*from   w w  w . j  av a  2  s .  c o m*/
public void onStart(Intent intent, int startId) {

    androidId = android.provider.Settings.Secure.getString(this.getContentResolver(),
            Settings.Secure.ANDROID_ID);

    invokeBLEmanagerService();
    invokeBLEservice();

    // Check if the android phone supports BLE
    if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH_LE)) {
        Toast.makeText(this, R.string.ble_not_supported, Toast.LENGTH_SHORT).show();
    }

    // Init msg handler for device scanner
    scannerMsgHandler = new Handler() {
        public void handleMessage(Message msg) {

            String deviceName = msg.getData().getString(DeviceScanner.MSG_KEY_DEVICE_NAME);
            String deviceAddress = msg.getData().getString(DeviceScanner.MSG_KEY_DEVICE_ADDRESS);
            if (deviceName.equals("MIO GLOBAL LINK")) {
                connectTo(deviceName, deviceAddress);
            }
        }
    };

    // Init scanner
    scanner = new DeviceScanner((BluetoothManager) getSystemService(Context.BLUETOOTH_SERVICE),
            scannerMsgHandler);
    mBluetoothAdapter = scanner.initialize();

    if (mBluetoothAdapter == null) {
        Toast.makeText(this, R.string.error_bluetooth_not_supported, Toast.LENGTH_SHORT).show();
        return;
    }

    // Init device-service-characteristic table.
    init_Device_Service_CharacteristicTable();

    // Register braodcast receiver
    registerReceiver(mGattUpdateReceiver, makeGattUpdateIntentFilter());

    if (!scanner.isScanning()) {
        scanner.scanLeDevice(true);
    } else
        bleService.reconnect();

}

---

From source file:com.aprilbrother.blueduino.UartService.java

/**
 * Initializes a reference to the local Bluetooth adapter.
 * //from   w w  w .j  a  v  a2  s.  c o m
 * @return Return true if the initialization is successful.
 */
public boolean initialize() {
    // For API level 18 and above, get a reference to BluetoothAdapter
    // through
    // BluetoothManager.
    if (mBluetoothManager == null) {
        mBluetoothManager = (BluetoothManager) getSystemService(Context.BLUETOOTH_SERVICE);
        if (mBluetoothManager == null) {
            Log.e(TAG, "Unable to initialize BluetoothManager.");
            return false;
        }
    }

    mBluetoothAdapter = mBluetoothManager.getAdapter();
    if (mBluetoothAdapter == null) {
        Log.e(TAG, "Unable to obtain a BluetoothAdapter.");
        return false;
    }

    return true;
}

---

From source file:com.tkjelectronics.balanduino.BalanduinoActivity.java

@Override
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    activity = this;
    context = getApplicationContext();/*from  w w  w  .  j a  v a2 s.  com*/

    if (!getResources().getBoolean(R.bool.isTablet))
        setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); // Set portrait mode only - for small screens like phones
    else {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2)
            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_FULL_USER); // Full screen rotation
        else
            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR); // Full screen rotation
        new Handler().postDelayed(new Runnable() { // Hack to hide keyboard when the layout it rotated
            @Override
            public void run() {
                InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); // Hide the keyboard - this is needed when the device is rotated
                imm.hideSoftInputFromWindow(getWindow().getDecorView().getApplicationWindowToken(), 0);
            }
        }, 1000);
    }

    setContentView(R.layout.activity_main);

    // Get local Bluetooth adapter
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2)
        mBluetoothAdapter = ((BluetoothManager) getSystemService(Context.BLUETOOTH_SERVICE)).getAdapter();
    else
        mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();

    // If the adapter is null, then Bluetooth is not supported
    if (mBluetoothAdapter == null) {
        showToast("Bluetooth is not available", Toast.LENGTH_LONG);
        finish();
        return;
    }

    // get sensorManager and initialize sensor listeners
    SensorManager mSensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);
    mSensorFusion = new SensorFusion(getApplicationContext(), mSensorManager);

    // Set up the action bar.
    final ActionBar actionBar = getSupportActionBar();
    actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
    actionBar.setDisplayHomeAsUpEnabled(true);

    // Create the adapter that will return a fragment for each of the primary sections of the app.
    ViewPagerAdapter mViewPagerAdapter = new ViewPagerAdapter(getApplicationContext(),
            getSupportFragmentManager());

    // Set up the ViewPager with the adapter.
    CustomViewPager mViewPager = (CustomViewPager) findViewById(R.id.pager);
    mViewPager.setAdapter(mViewPagerAdapter);

    if (getResources().getBoolean(R.bool.isTablet))
        mViewPager.setOffscreenPageLimit(2); // Since two fragments is selected in landscape mode, this is used to smooth things out

    // Bind the underline indicator to the adapter
    mUnderlinePageIndicator = (UnderlinePageIndicator) findViewById(R.id.indicator);
    mUnderlinePageIndicator.setViewPager(mViewPager);
    mUnderlinePageIndicator.setFades(false);

    // When swiping between different sections, select the corresponding
    // tab. We can also use ActionBar.Tab#select() to do this if we have
    // a reference to the Tab.
    mUnderlinePageIndicator.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
        @Override
        public void onPageSelected(int position) {
            if (D)
                Log.d(TAG, "ViewPager position: " + position);
            if (position < actionBar.getTabCount()) // Needed for when in landscape mode
                actionBar.setSelectedNavigationItem(position);
            else
                mUnderlinePageIndicator.setCurrentItem(position - 1);
        }
    });

    int count = mViewPagerAdapter.getCount();
    Resources mResources = getResources();
    boolean landscape = false;
    if (mResources.getBoolean(R.bool.isTablet)
            && mResources.getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
        landscape = true;
        count -= 1; // There is one less tab when in landscape mode
    }

    for (int i = 0; i < count; i++) { // For each of the sections in the app, add a tab to the action bar
        String text;
        if (landscape && i == count - 1)
            text = mViewPagerAdapter.getPageTitle(i) + " & " + mViewPagerAdapter.getPageTitle(i + 1); // Last tab in landscape mode have two titles in one tab
        else
            text = mViewPagerAdapter.getPageTitle(i).toString();

        // Create a tab with text corresponding to the page title defined by
        // the adapter. Also specify this Activity object, which implements
        // the TabListener interface, as the callback (listener) for when
        // this tab is selected.
        actionBar.addTab(actionBar.newTab().setText(text).setTabListener(this));
    }
    try {
        PackageManager mPackageManager = getPackageManager();
        if (mPackageManager != null)
            BalanduinoActivity.appVersion = mPackageManager.getPackageInfo(getPackageName(), 0).versionName; // Read the app version name
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
}

---

From source file:com.edutech.eBalanbot.eBalanbotActivity.java

@Override
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    activity = this;
    context = getApplicationContext();//www . j  a va  2 s  .c om

    if (!getResources().getBoolean(R.bool.isTablet))
        setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); // Set portrait mode only - for small screens like phones
    else {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2)
            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_FULL_USER); // Full screen rotation
        else
            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR); // Full screen rotation
        new Handler().postDelayed(new Runnable() { // Hack to hide keyboard when the layout it rotated
            @Override
            public void run() {
                InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); // Hide the keyboard - this is needed when the device is rotated
                imm.hideSoftInputFromWindow(getWindow().getDecorView().getApplicationWindowToken(), 0);
            }
        }, 1000);
    }

    setContentView(R.layout.activity_main);

    // Get local Bluetooth adapter
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2)
        mBluetoothAdapter = ((BluetoothManager) getSystemService(Context.BLUETOOTH_SERVICE)).getAdapter();
    else
        mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();

    // If the adapter is null, then Bluetooth is not supported
    if (mBluetoothAdapter == null) {
        showToast("Bluetooth is not available", Toast.LENGTH_LONG);
        finish();
        return;
    }

    // get sensorManager and initialize sensor listeners
    SensorManager mSensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);
    mSensorFusion = new SensorFusion(getApplicationContext(), mSensorManager);

    // Set up the action bar.
    final ActionBar actionBar = getSupportActionBar();
    actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
    actionBar.setDisplayHomeAsUpEnabled(true);
    // Create the adapter that will return a fragment for each of the primary sections of the app.
    ViewPagerAdapter mViewPagerAdapter = new ViewPagerAdapter(getApplicationContext(),
            getSupportFragmentManager());

    // Set up the ViewPager with the adapter.
    CustomViewPager mViewPager = (CustomViewPager) findViewById(R.id.pager);
    mViewPager.setAdapter(mViewPagerAdapter);

    if (getResources().getBoolean(R.bool.isTablet))
        mViewPager.setOffscreenPageLimit(2); // Since two fragments is selected in landscape mode, this is used to smooth things out

    // Bind the underline indicator to the adapter
    mUnderlinePageIndicator = (UnderlinePageIndicator) findViewById(R.id.indicator);
    mUnderlinePageIndicator.setViewPager(mViewPager);
    mUnderlinePageIndicator.setFades(false);

    // When swiping between different sections, select the corresponding
    // tab. We can also use ActionBar.Tab#select() to do this if we have
    // a reference to the Tab.
    mUnderlinePageIndicator.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
        @Override
        public void onPageSelected(int position) {
            if (D)
                Log.d(TAG, "ViewPager position: " + position);
            if (position < actionBar.getTabCount()) // Needed for when in landscape mode
                actionBar.setSelectedNavigationItem(position);
            else
                mUnderlinePageIndicator.setCurrentItem(position - 1);
        }
    });

    int count = mViewPagerAdapter.getCount();
    Resources mResources = getResources();
    boolean landscape = false;
    if (mResources.getBoolean(R.bool.isTablet)
            && mResources.getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
        landscape = true;
        count -= 1; // There is one less tab when in landscape mode
    }

    for (int i = 0; i < count; i++) { // For each of the sections in the app, add a tab to the action bar
        String text;
        if (landscape && i == count - 1)
            text = mViewPagerAdapter.getPageTitle(i) + " & " + mViewPagerAdapter.getPageTitle(i + 1); // Last tab in landscape mode have two titles in one tab
        else
            text = mViewPagerAdapter.getPageTitle(i).toString();

        // Create a tab with text corresponding to the page title defined by
        // the adapter. Also specify this Activity object, which implements
        // the TabListener interface, as the callback (listener) for when
        // this tab is selected.
        actionBar.addTab(actionBar.newTab().setText(text).setTabListener(this));
    }
    try {
        PackageManager mPackageManager = getPackageManager();
        if (mPackageManager != null)
            eBalanbotActivity.appVersion = mPackageManager.getPackageInfo(getPackageName(), 0).versionName; // Read the app version name
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
}

---

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