Example usage for android.bluetooth BluetoothAdapter getBluetoothLeScanner

Introduction

In this page you can find the example usage for android.bluetooth BluetoothAdapter getBluetoothLeScanner.

Prototype

public BluetoothLeScanner getBluetoothLeScanner() 

Source Link

Document

Returns a BluetoothLeScanner object for Bluetooth LE scan operations.

Usage

From source file:Main.java

public static Pair<BluetoothManager, BluetoothAdapter> checkBT(final Activity activity) {
    // Use this check to determine whether BLE is supported on the device. Then
    // you can selectively disable BLE-related features.
    if (!btleSupport(activity)) {
        return null;
    }/*w w  w.j a  v a2 s.  c  o  m*/
    final BluetoothManager bluetoothManager = (BluetoothManager) activity
            .getSystemService(Context.BLUETOOTH_SERVICE);
    BluetoothAdapter bluetoothAdapter = bluetoothManager.getAdapter();

    //On some devices this does not work
    try {
        bluetoothAdapter.getBluetoothLeScanner();
    } catch (NoSuchMethodError e) {
        return null;
    }

    // Ensures Bluetooth is available on the device and it is enabled. If not,
    // displays a dialog requesting user permission to enable Bluetooth.
    if (bluetoothAdapter == null || !bluetoothAdapter.isEnabled()) {
        Intent enableBtIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
        activity.startActivityForResult(enableBtIntent, 1);
        bluetoothAdapter = bluetoothManager.getAdapter();
    }
    return new Pair<BluetoothManager, BluetoothAdapter>(bluetoothManager, bluetoothAdapter);
}

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From source file:com.google.sample.beaconservice.MainActivityFragment.java

private void createScanner() {
    BluetoothManager btManager = (BluetoothManager) getActivity().getSystemService(Context.BLUETOOTH_SERVICE);
    BluetoothAdapter btAdapter = btManager.getAdapter();
    if (btAdapter == null || !btAdapter.isEnabled()) {
        Intent enableBtIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
        startActivityForResult(enableBtIntent, Constants.REQUEST_CODE_ENABLE_BLE);
    }//www  .j av a2s  . c  o  m
    if (btAdapter == null || !btAdapter.isEnabled()) {
        Log.e(TAG, "Can't enable Bluetooth");
        Toast.makeText(getActivity(), "Can't enable Bluetooth", Toast.LENGTH_SHORT).show();
        return;
    }
    scanner = btAdapter.getBluetoothLeScanner();
}

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From source file:com.juce.jucedemo.JuceDemo.java

public BluetoothManager getAndroidBluetoothManager() {
    BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();

    if (adapter == null)
        return null;

    if (adapter.getBluetoothLeScanner() == null)
        return null;

    synchronized (JuceDemo.class) {
        if (bluetoothManager == null)
            bluetoothManager = new BluetoothManager();
    }/*from  www .  j av  a2s .c  om*/

    return bluetoothManager;
}

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