Example usage for android.bluetooth BluetoothAdapter getDefaultAdapter

List of usage examples for android.bluetooth BluetoothAdapter getDefaultAdapter

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Introduction

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

Prototype

public static synchronized BluetoothAdapter getDefaultAdapter()

Source Link

Document

Get a handle to the default local Bluetooth adapter.

Usage

From source file:com.example.android.BluetoothChat.BluetoothChatService.java

/**
 * Constructor. Prepares a new BluetoothChat session.
 * @param context  The UI Activity Context
 * @param handler  A Handler to send messages back to the UI Activity
 *//*  w  ww . jav  a 2 s . c  o  m*/
public BluetoothChatService(Context context, Handler handler) {
    mAdapter = BluetoothAdapter.getDefaultAdapter();
    mState = STATE_NONE;
    mHandler = handler;
}

From source file:com.powehnko.ifroglabbt_ap_pins.MainActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);/*from w w w . j  av a 2  s.  c  o m*/

    mBtAdapter = BluetoothAdapter.getDefaultAdapter();
    if (mBtAdapter == null) {
        Toast.makeText(this, "Bluetooth is not available", Toast.LENGTH_LONG).show();
        //  finish();
        return;
    }
    messageListView = (ListView) findViewById(R.id.listMessage);
    listAdapter = new ArrayAdapter<String>(this, R.layout.message_detail);
    messageListView.setAdapter(listAdapter);
    messageListView.setDivider(null);
    btnConnectDisconnect = (Button) findViewById(R.id.btn_select);
    // btnSend=(Button) findViewById(R.id.sendButton);
    //  edtMessage = (EditText) findViewById(R.id.sendText);
    service_init();
    mifrog = new ifrog();
    mifrog.setTheListener(this);

    // Handler Disconnect & Connect button
    btnConnectDisconnect.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            if (!mBtAdapter.isEnabled()) {
                Log.i(TAG, "onClick - BT not enabled yet");
                Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
                startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
            } else {
                if (btnConnectDisconnect.getText().equals("Connect")) {

                    //Connect button pressed, open DeviceListActivity class, with popup windows that scan for devices

                    Intent newIntent = new Intent(MainActivity.this, DeviceListActivity.class);
                    startActivityForResult(newIntent, REQUEST_SELECT_DEVICE);
                } else {
                    //Disconnect button pressed
                    if (mDevice != null) {
                        mService.disconnect();

                    }
                }
            }
        }
    });

    //////////////
    button2on = (Button) findViewById(R.id.button2on);
    button2on.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            FunSendString("m2 on");
        }
    });
    button2off = (Button) findViewById(R.id.button2off);
    button2off.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            FunSendString("m2 off");
        }
    });
    button3on = FunSetButton(R.id.button3on, "m3 on");
    button3off = FunSetButton(R.id.button3off, "m3 off");
    button4on = FunSetButton(R.id.button4on, "m4 on");
    button4off = FunSetButton(R.id.button4off, "m4 off");
    button5on = FunSetButton(R.id.button5on, "m5 on");
    button5off = FunSetButton(R.id.button5off, "m5 off");
    button6on = FunSetButton(R.id.button6on, "m6 on");
    button6off = FunSetButton(R.id.button6off, "m6 off");
    button7on = FunSetButton(R.id.button7on, "m7 on");
    button7off = FunSetButton(R.id.button7off, "m7 off");
    button8on = FunSetButton(R.id.button8on, "m8 on");
    button8off = FunSetButton(R.id.button8off, "m8 off");
    button9on = FunSetButton(R.id.button9on, "m9 on");
    button9off = FunSetButton(R.id.button9off, "m9 off");

}

From source file:tv.piratemedia.flightcontroller.BluetoothControlFragment.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setHasOptionsMenu(true);//from   ww w  .j  a v  a2  s  . co  m
    // Get local Bluetooth adapter
    mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();

    // If the adapter is null, then Bluetooth is not supported
    if (mBluetoothAdapter == null) {
        FragmentActivity activity = getActivity();
        Toast.makeText(activity, "Bluetooth is not available", Toast.LENGTH_LONG).show();
        activity.finish();
    }

    handler = new Handler();
}

From source file:BTchat.bluetoothchat.BluetoothChatFragment.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setHasOptionsMenu(true);//  ww  w .  ja va  2s .c om
    // Get local Bluetooth adapter
    mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
    sim = new BTsim(60, 180);
    // If the adapter is null, then Bluetooth is not supported
    if (mBluetoothAdapter == null) {
        FragmentActivity activity = getActivity();
        Toast.makeText(activity, "Bluetooth is not available", Toast.LENGTH_LONG).show();
        activity.finish();
    }
}

From source file:com.phonegap.plugin.bluetooth.BluetoothPlugin.java

@Override
public PluginResult execute(String action, JSONArray arg1, String callbackId) {
    Log.d("BluetoothPlugin", "Plugin Called");
    PluginResult result = null;/*from w w w  .  j  a  v  a  2s.c o m*/
    context = this.ctx;

    // Register for broadcasts when a device is discovered
    IntentFilter filter = new IntentFilter(BluetoothDevice.ACTION_FOUND);
    context.registerReceiver(mReceiver, filter);

    // Register for broadcasts when discovery starts
    filter = new IntentFilter(BluetoothAdapter.ACTION_DISCOVERY_STARTED);
    context.registerReceiver(mReceiver, filter);

    // Register for broadcasts when discovery has finished
    filter = new IntentFilter(BluetoothAdapter.ACTION_DISCOVERY_FINISHED);
    context.registerReceiver(mReceiver, filter);

    // Register for broadcasts when connectivity state changes
    filter = new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION);
    context.registerReceiver(mReceiver, filter);

    Looper.prepare();
    btadapter = BluetoothAdapter.getDefaultAdapter();
    found_devices = new ArrayList<BluetoothDevice>();

    if (ACTION_DISCOVER_DEVICES.equals(action)) {
        try {

            Log.d("BluetoothPlugin", "We're in " + ACTION_DISCOVER_DEVICES);

            found_devices.clear();
            discovering = true;

            if (btadapter.isDiscovering()) {
                btadapter.cancelDiscovery();
            }

            Log.i("BluetoothPlugin", "Discovering devices...");
            btadapter.startDiscovery();

            while (discovering) {
            }

            String devicesFound = null;
            int count = 0;
            devicesFound = "[";
            for (BluetoothDevice device : found_devices) {
                Log.i("BluetoothPlugin",
                        device.getName() + " " + device.getAddress() + " " + device.getBondState());
                if ((device.getName() != null) && (device.getBluetoothClass() != null)) {
                    devicesFound = devicesFound + " { \"name\" : \"" + device.getName() + "\" ,"
                            + "\"address\" : \"" + device.getAddress() + "\" ," + "\"class\" : \""
                            + device.getBluetoothClass().getDeviceClass() + "\" }";
                    if (count < found_devices.size() - 1)
                        devicesFound = devicesFound + ",";
                } else
                    Log.i("BluetoothPlugin",
                            device.getName() + " Problems retrieving attributes. Device not added ");
                count++;
            }

            devicesFound = devicesFound + "] ";

            Log.d("BluetoothPlugin - " + ACTION_DISCOVER_DEVICES, "Returning: " + devicesFound);
            result = new PluginResult(Status.OK, devicesFound);
        } catch (Exception Ex) {
            Log.d("BluetoothPlugin - " + ACTION_DISCOVER_DEVICES, "Got Exception " + Ex.getMessage());
            result = new PluginResult(Status.ERROR);
        }

    } else if (ACTION_IS_BT_ENABLED.equals(action)) {
        try {
            Log.d("BluetoothPlugin", "We're in " + ACTION_IS_BT_ENABLED);

            boolean isEnabled = btadapter.isEnabled();

            Log.d("BluetoothPlugin - " + ACTION_IS_BT_ENABLED,
                    "Returning " + "is Bluetooth Enabled? " + isEnabled);
            result = new PluginResult(Status.OK, isEnabled);
        } catch (Exception Ex) {
            Log.d("BluetoothPlugin - " + ACTION_IS_BT_ENABLED, "Got Exception " + Ex.getMessage());
            result = new PluginResult(Status.ERROR);
        }

    } else if (ACTION_ENABLE_BT.equals(action)) {
        try {
            Log.d("BluetoothPlugin", "We're in " + ACTION_ENABLE_BT);

            boolean enabled = false;

            Log.d("BluetoothPlugin", "Enabling Bluetooth...");

            if (btadapter.isEnabled()) {
                enabled = true;
            } else {
                enabled = btadapter.enable();
            }

            Log.d("BluetoothPlugin - " + ACTION_ENABLE_BT, "Returning " + "Result: " + enabled);
            result = new PluginResult(Status.OK, enabled);
        } catch (Exception Ex) {
            Log.d("BluetoothPlugin - " + ACTION_ENABLE_BT, "Got Exception " + Ex.getMessage());
            result = new PluginResult(Status.ERROR);
        }

    } else if (ACTION_DISABLE_BT.equals(action)) {
        try {
            Log.d("BluetoothPlugin", "We're in " + ACTION_DISABLE_BT);

            boolean disabled = false;

            Log.d("BluetoothPlugin", "Disabling Bluetooth...");

            if (btadapter.isEnabled()) {
                disabled = btadapter.disable();
            } else {
                disabled = true;
            }

            Log.d("BluetoothPlugin - " + ACTION_DISABLE_BT, "Returning " + "Result: " + disabled);
            result = new PluginResult(Status.OK, disabled);
        } catch (Exception Ex) {
            Log.d("BluetoothPlugin - " + ACTION_DISABLE_BT, "Got Exception " + Ex.getMessage());
            result = new PluginResult(Status.ERROR);
        }

    } else if (ACTION_PAIR_BT.equals(action)) {
        try {
            Log.d("BluetoothPlugin", "We're in " + ACTION_PAIR_BT);

            String addressDevice = arg1.getString(0);

            if (btadapter.isDiscovering()) {
                btadapter.cancelDiscovery();
            }

            BluetoothDevice device = btadapter.getRemoteDevice(addressDevice);
            boolean paired = false;

            Log.d("BluetoothPlugin", "Pairing with Bluetooth device with name " + device.getName()
                    + " and address " + device.getAddress());

            try {
                Method m = device.getClass().getMethod("createBond");
                paired = (Boolean) m.invoke(device);
            } catch (Exception e) {
                e.printStackTrace();
            }

            Log.d("BluetoothPlugin - " + ACTION_PAIR_BT, "Returning " + "Result: " + paired);
            result = new PluginResult(Status.OK, paired);
        } catch (Exception Ex) {
            Log.d("BluetoothPlugin - " + ACTION_PAIR_BT, "Got Exception " + Ex.getMessage());
            result = new PluginResult(Status.ERROR);
        }

    } else if (ACTION_UNPAIR_BT.equals(action)) {
        try {
            Log.d("BluetoothPlugin", "We're in " + ACTION_UNPAIR_BT);

            String addressDevice = arg1.getString(0);

            if (btadapter.isDiscovering()) {
                btadapter.cancelDiscovery();
            }

            BluetoothDevice device = btadapter.getRemoteDevice(addressDevice);
            boolean unpaired = false;

            Log.d("BluetoothPlugin", "Unpairing Bluetooth device with " + device.getName() + " and address "
                    + device.getAddress());

            try {
                Method m = device.getClass().getMethod("removeBond");
                unpaired = (Boolean) m.invoke(device);
            } catch (Exception e) {
                e.printStackTrace();
            }

            Log.d("BluetoothPlugin - " + ACTION_UNPAIR_BT, "Returning " + "Result: " + unpaired);
            result = new PluginResult(Status.OK, unpaired);
        } catch (Exception Ex) {
            Log.d("BluetoothPlugin - " + ACTION_UNPAIR_BT, "Got Exception " + Ex.getMessage());
            result = new PluginResult(Status.ERROR);
        }

    } else if (ACTION_LIST_BOUND_DEVICES.equals(action)) {
        try {
            Log.d("BluetoothPlugin", "We're in " + ACTION_LIST_BOUND_DEVICES);

            Log.d("BluetoothPlugin", "Getting paired devices...");
            Set<BluetoothDevice> pairedDevices = btadapter.getBondedDevices();
            int count = 0;
            String resultBoundDevices = "[ ";
            if (pairedDevices.size() > 0) {
                for (BluetoothDevice device : pairedDevices) {
                    Log.i("BluetoothPlugin",
                            device.getName() + " " + device.getAddress() + " " + device.getBondState());

                    if ((device.getName() != null) && (device.getBluetoothClass() != null)) {
                        resultBoundDevices = resultBoundDevices + " { \"name\" : \"" + device.getName() + "\" ,"
                                + "\"address\" : \"" + device.getAddress() + "\" ," + "\"class\" : \""
                                + device.getBluetoothClass().getDeviceClass() + "\" }";
                        if (count < pairedDevices.size() - 1)
                            resultBoundDevices = resultBoundDevices + ",";
                    } else
                        Log.i("BluetoothPlugin",
                                device.getName() + " Problems retrieving attributes. Device not added ");
                    count++;
                }

            }

            resultBoundDevices = resultBoundDevices + "] ";

            Log.d("BluetoothPlugin - " + ACTION_LIST_BOUND_DEVICES, "Returning " + resultBoundDevices);
            result = new PluginResult(Status.OK, resultBoundDevices);

        } catch (Exception Ex) {
            Log.d("BluetoothPlugin - " + ACTION_LIST_BOUND_DEVICES, "Got Exception " + Ex.getMessage());
            result = new PluginResult(Status.ERROR);
        }

    } else if (ACTION_STOP_DISCOVERING_BT.equals(action)) {
        try {
            Log.d("BluetoothPlugin", "We're in " + ACTION_STOP_DISCOVERING_BT);

            boolean stopped = true;

            Log.d("BluetoothPlugin", "Stop Discovering Bluetooth Devices...");

            if (btadapter.isDiscovering()) {
                Log.i("BluetoothPlugin", "Stop discovery...");
                stopped = btadapter.cancelDiscovery();
                discovering = false;
            }

            Log.d("BluetoothPlugin - " + ACTION_STOP_DISCOVERING_BT, "Returning " + "Result: " + stopped);
            result = new PluginResult(Status.OK, stopped);
        } catch (Exception Ex) {
            Log.d("BluetoothPlugin - " + ACTION_STOP_DISCOVERING_BT, "Got Exception " + Ex.getMessage());
            result = new PluginResult(Status.ERROR);
        }

    } else if (ACTION_IS_BOUND_BT.equals(action)) {
        try {
            Log.d("BluetoothPlugin", "We're in " + ACTION_IS_BOUND_BT);
            String addressDevice = arg1.getString(0);
            BluetoothDevice device = btadapter.getRemoteDevice(addressDevice);
            Log.i("BluetoothPlugin", "BT Device in state " + device.getBondState());

            boolean state = false;

            if (device != null && device.getBondState() == 12)
                state = true;
            else
                state = false;

            Log.d("BluetoothPlugin", "Is Bound with " + device.getName() + " - address " + device.getAddress());

            Log.d("BluetoothPlugin - " + ACTION_IS_BOUND_BT, "Returning " + "Result: " + state);
            result = new PluginResult(Status.OK, state);

        } catch (Exception Ex) {
            Log.d("BluetoothPlugin - " + ACTION_IS_BOUND_BT, "Got Exception " + Ex.getMessage());
            result = new PluginResult(Status.ERROR);
        }

    } else {
        result = new PluginResult(Status.INVALID_ACTION);
        Log.d("BluetoothPlugin", "Invalid action : " + action + " passed");
    }
    return result;
}

From source file:com.example.android.bluetoothchat.LobbyActivity.java

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

    // Setup the window
    setContentView(R.layout.activity_device_list);

    // Initialize the button to perform device discovery
    ImageButton scanButton = (ImageButton) findViewById(R.id.button_scan);
    scanButton.setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
            doDiscovery();// w  w  w.  j av  a  2  s .c  o m
            v.setVisibility(View.GONE);
        }
    });

    // Initialize array adapters. One for already paired devices and
    // one for newly discovered devices
    mNewDevicesArrayAdapter = new ArrayAdapter<String>(this, R.layout.device_name);

    // Find and set up the ListView for newly discovered devices
    ListView newDevicesListView = (ListView) findViewById(R.id.new_devices);
    newDevicesListView.setAdapter(mNewDevicesArrayAdapter);
    newDevicesListView.setOnItemClickListener(mDeviceClickListener);

    // Register for broadcasts when a device is discovered
    IntentFilter filter = new IntentFilter(BluetoothDevice.ACTION_FOUND);
    this.registerReceiver(mReceiver, filter);

    // Register for broadcasts when discovery has finished
    filter = new IntentFilter(BluetoothAdapter.ACTION_DISCOVERY_FINISHED);
    this.registerReceiver(mReceiver, filter);

    // Get the local Bluetooth adapter
    mBtAdapter = BluetoothAdapter.getDefaultAdapter();

    if (mBtAdapter == null)
        return;

    ensureDiscoverable();

}

From source file:com.abs.mdu.bluetoothchat.BluetoothChatFragment.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setHasOptionsMenu(true);/*w  ww  . j a v  a 2 s .  co m*/
    // Get local Bluetooth adapter
    mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();

    // If the adapter is null, then Bluetooth is not supported
    if (mBluetoothAdapter == null) {
        FragmentActivity activity = getActivity();
        Toast.makeText(activity, "Bluetooth is not available", Toast.LENGTH_LONG).show();
        activity.finish();
    }

}

From source file:com.example.mego.adas.bluetooth.ConnectFragment.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.fragment_connect, container, false);
    initializeScreen(rootView);/*w w  w  .ja  v a2 s.c  om*/

    connectFragment = (ConnectFragment) getFragmentManager().findFragmentById(R.id.fragment_container);

    //check if the device has a bluetooth or not
    //and show Toast message if it does't have
    mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();

    LinearLayoutManager layoutManager = new LinearLayoutManager(getContext(), LinearLayoutManager.VERTICAL,
            false);

    devicesRecycler.setLayoutManager(layoutManager);
    devicesRecycler.setHasFixedSize(true);

    bluetoothDevicesAdapter = new BluetoothDevicesAdapter(this);
    devicesRecycler.setAdapter(bluetoothDevicesAdapter);

    if (mBluetoothAdapter == null) {
        if (toast != null) {
            toast.cancel();
        }
        if (connectFragment.isAdded()) {
            toast = Toast.makeText(getContext(), R.string.does_not_have_bluetooth, Toast.LENGTH_LONG);
            toast.show();
            emptyTextView.setVisibility(View.VISIBLE);
        }
    } else if (!mBluetoothAdapter.isEnabled()) {
        Intent enableIntentBluetooth = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
        startActivityForResult(enableIntentBluetooth, REQUEST_ENABLE_BT);
        emptyTextView.setVisibility(View.VISIBLE);
    } else if (mBluetoothAdapter.isEnabled()) {
        PairedDevicesList();
    }

    if ((mBluetoothAdapter != null)) {
        setBroadCastReceiver();
    }

    //request location permission for bluetooth scanning for android API 23 and above
    ActivityCompat.requestPermissions(getActivity(), new String[] { Manifest.permission.ACCESS_FINE_LOCATION },
            REQUEST_ENABLE_FINE_LOCATION);

    //press the button to start search new Devices
    searchForNewDevices.setOnClickListener(v -> {
        if (mBluetoothAdapter != null) {
            searchForNewDevices.setEnabled(false);
            bluetoothDevicesAdapter.clear();
            PairedDevicesList();
            NewDevicesList();
        } else {
            makeText(getContext(), R.string.does_not_have_bluetooth, Toast.LENGTH_LONG).show();
        }
    });

    // Inflate the layout for this fragment
    return rootView;
}

From source file:andriod.iot.com.mqttserialtethering.BluetoothService.java

public BluetoothService(Context context, HashMap<String, Byte> handler) {
    mAdapter = BluetoothAdapter.getDefaultAdapter();
    mState = STATE_NONE;//from w  w  w . ja va2s  . c o  m
    thisContext = context;
    mHandler = handler;
}

From source file:com.example.ajoy3.steganography.BluetoothChatFragment.java

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

    //        setHasOptionsMenu(true);
    // Get local Bluetooth adapter
    mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();

    // If the adapter is null, then Bluetooth is not supported
    if (mBluetoothAdapter == null) {
        FragmentActivity activity = getActivity();
        Toast.makeText(activity, "Bluetooth is not available", Toast.LENGTH_LONG).show();
        activity.finish();/*from  ww w.  ja v  a  2  s. c  om*/
    }

    dbHandler = new KeyPairDbHandler(getContext(), null, null, 1);
}