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:org.bcsphere.bluetooth.BluetoothSam42.java

@Override
public void setContext(Context context) {
    Log.i(TAG, "setContext");
    bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
    BluetoothGattAdapter.getProfileProxy(context, serviceListener, BluetoothGattAdapter.GATT);
    BluetoothGattAdapter.getProfileProxy(context, serviceListener, BluetoothGattAdapter.GATT_SERVER);
    while (bluetoothAdapter != null && bluetoothAdapter.isEnabled()) {
        if (bluetoothGatt != null) {
            break;
        }// ww w  . j a va2  s .c  o m
        try {
            Thread.sleep(50);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}

From source file:com.nordicsemi.nrfUARTspoon.MainActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);//from  w  ww . j ava 2s  . com
    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);
    btnStartNewFile = (Button) findViewById(R.id.btn_start_new_file);
    edtMessage = (EditText) findViewById(R.id.sendText);
    fileMessage = (TextView) findViewById(R.id.fileStatusText);
    formatter = new SimpleDateFormat("yyyy_MM_dd_HH_mm_ss_SSS");
    buttonGo = (Button) findViewById(R.id.btnGO);

    service_init();

    getWindow().addFlags(WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD);

    // state of spoon buttons
    stateButtons = new Button[6];
    stateButtons[0] = (Button) this.findViewById(R.id.state0_button);
    stateButtons[1] = (Button) this.findViewById(R.id.state1_button);
    stateButtons[2] = (Button) this.findViewById(R.id.state2_button);
    stateButtons[3] = (Button) this.findViewById(R.id.state3_button);
    stateButtons[4] = (Button) this.findViewById(R.id.state4_button);
    stateButtons[5] = (Button) this.findViewById(R.id.state5_button);
    stateButtons[5].setEnabled(false);
    buttonState = 5;

    final CheckBox expert = (CheckBox) findViewById(R.id.ckBoxExpertMode);
    final ListView listViewData = (ListView) findViewById(R.id.listMessage);

    buttonGo.setVisibility(View.INVISIBLE);
    listViewData.setVisibility(ListView.INVISIBLE);

    //Expert Mode Option
    findViewById(R.id.ckBoxExpertMode).setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            if (expert.isChecked()) {
                listViewData.setVisibility(ListView.VISIBLE);
            } else {
                listViewData.setVisibility(ListView.INVISIBLE);
            }
        }

    });
    // Handler Disconnect & Connect button
    btnConnectDisconnect.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            //initialize stable sample
            buttonGo.setVisibility(View.INVISIBLE);
            MainActivity.stable_counter = 0;

            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();

                    }
                }
            }
        }
    });
    // Handler Send button  
    btnSend.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            EditText editText = (EditText) findViewById(R.id.sendText);
            String message = editText.getText().toString();
            byte[] value;
            try {
                //send data to service
                value = message.getBytes("UTF-8");
                mService.writeRXCharacteristic(value);
                //Update the log with time stamp
                String currentDateTimeString = DateFormat.getTimeInstance().format(new Date());
                listAdapter.add("[" + currentDateTimeString + "] TX: " + message);
                messageListView.smoothScrollToPosition(listAdapter.getCount() - 1);
                edtMessage.setText("");
            } catch (UnsupportedEncodingException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }

        }
    });
    // Handler File button  
    btnStartNewFile.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            // Close an open file
            if (isFileOpen) {
                btnStartNewFile.setText("Start new file");
                fileMessage.setText("File closed");
                try {
                    Log.i(TAG, "Closing old file");
                    isFileOpen = false;
                    theWriter.flush();
                    theWriter.close();
                    theWriter = null;
                } catch (IOException ioe) {
                    Log.e(TAG, "Could not close previous file");
                }
            } else {
                // Open a new file               
                btnStartNewFile.setText("End file");

                String currentDateTimeStringFile = formatter.format(new Date());
                currentDateTimeStringFile += ".txt";
                File path = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOCUMENTS);
                path.mkdirs();
                File theFile = new File(path, currentDateTimeStringFile);
                try {
                    theWriter = new BufferedWriter(new FileWriter(theFile));
                } catch (IOException ioe) {
                    Log.e(TAG, "Buffered writer not created at" + theFile.getPath());
                    return;

                }
                fileMessage.setText("Writing to " + theFile.getPath());
                isFileOpen = true;
                fileTime = 0;
            }
        }
    });

    // Set initial UI state

}

From source file:com.mooshim.mooshimeter.main.ScanActivity.java

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

    // Use this check to determine whether BLE is supported on the device. Then
    // you can selectively disable BLE-related features.
    if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH_LE)) {
        Toast.makeText(this, R.string.ble_not_supported, Toast.LENGTH_LONG).show();
    }//from  ww w  . j  a  v a  2  s.  c  o  m

    // Checks if Bluetooth is supported on the device.
    if (BluetoothAdapter.getDefaultAdapter() == null) {
        Toast.makeText(this, R.string.bt_not_supported, Toast.LENGTH_LONG).show();
        setError("BLE not supported on this device");
    }

    if (!BluetoothAdapter.getDefaultAdapter().isEnabled()) {
        // Request BT adapter to be turned on
        Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
        startActivityForResult(enableIntent, REQ_ENABLE_BT);
    }

    setContentView(R.layout.fragment_scan);
    // Initialize widgets
    mStatus = (TextView) findViewById(R.id.status);
    mBtnScan = (Button) findViewById(R.id.btn_scan);
    mDeviceScrollView = (LinearLayout) findViewById(R.id.device_list);
    mEmptyMsg = (TextView) findViewById(R.id.no_device);

    mDeviceScrollView.setClickable(true);

    mInflater = LayoutInflater.from(this);
}

From source file:com.ecocitizen.common.HttpHelper.java

public HttpHelper(Context context) {
    String userAgentString = null;
    try {/*  www.  jav a  2  s .c  om*/
        PackageInfo packageInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        userAgentString = String.format("EcoCitizen-Android/%d/%s", packageInfo.versionCode,
                packageInfo.versionName);
    } catch (NameNotFoundException e) {
        userAgentString = "EcoCitizen-Android/unknown";
    }
    HTTP_USER_AGENT = userAgentString;

    SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(context);

    String username = settings.getString("username", "");
    String api_key = settings.getString("api_key", "");
    String map_server_url = settings.getString("map_server_url", "");
    map_server_url = map_server_url.replaceFirst("/*$", "");

    String bt_address = "";
    try {
        /*
        Log.d(TAG, "ANDROID_ID = " + Settings.System.getString(getContentResolver(), Settings.System.ANDROID_ID));
        Log.d(TAG, "MAC_ADDRESS = " + ((WifiManager)getApplicationContext().getSystemService(Context.WIFI_SERVICE)).getConnectionInfo().getMacAddress());
         */
        BluetoothAdapter bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
        bt_address = bluetoothAdapter.getAddress();
    } catch (Exception e) {
    }

    SENSORMAP_REGISTER_CLIENT_URL = String.format("%s/register/%s/", map_server_url,
            bt_address.replaceAll(":", "_"));
    SENSORMAP_LOGIN_URL = String.format("%s/login/%s/%s/", map_server_url, username, api_key);
    SENSORMAP_STATUS_URL = String.format("%s/status/", map_server_url);
    SENSORMAP_STARTSESSION_URL = String.format("%s/startsession/%s/%s/1/", map_server_url, username, api_key);
    SENSORMAP_STORE_URL = String.format("%s/store/%s/", map_server_url, username);
    SENSORMAP_ENDSESSION_URL = String.format("%s/endsession/%s/", map_server_url, username);
    SENSORMAP_UPLOADFILE_URL = String.format("%s/uploadfile/%s/%s/", map_server_url, username, api_key);

}

From source file:de.tudarmstadt.dvs.myhealthassistant.myhealthhub.activities.SensorSettingsActivity.java

private String getDeviceName(String deviceAddress) {
    BluetoothAdapter mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
    BluetoothDevice[] bondDevice = (BluetoothDevice[]) mBluetoothAdapter.getBondedDevices()
            .toArray(new BluetoothDevice[0]);
    for (BluetoothDevice bd : bondDevice) {
        if (bd.getAddress().equals(deviceAddress))
            return bd.getName();
    }//  www .j av  a 2  s .co  m
    return null;
}

From source file:edu.berkeley.cellscope.cscore.DeviceListActivity.java

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

    // Setup the window
    requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
    setContentView(R.layout.device_list);

    // Set result CANCELED in case the user backs out
    setResult(Activity.RESULT_CANCELED);

    // Initialize the button to perform device discovery
    Button scanButton = (Button) findViewById(R.id.button_scan);
    scanButton.setOnClickListener(new OnClickListener() {
        public void onClick(View v) {
            doDiscovery();//from   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
    mPairedDevicesArrayAdapter = new ArrayAdapter<String>(this, R.layout.device_name);
    mNewDevicesArrayAdapter = new ArrayAdapter<String>(this, R.layout.device_name);

    // Find and set up the ListView for paired devices
    ListView pairedListView = (ListView) findViewById(R.id.paired_devices);
    pairedListView.setAdapter(mPairedDevicesArrayAdapter);
    pairedListView.setOnItemClickListener(mDeviceClickListener);

    // 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();

    // Get a set of currently paired devices
    Set<BluetoothDevice> pairedDevices = mBtAdapter.getBondedDevices();

    // If there are paired devices, add each one to the ArrayAdapter
    if (pairedDevices.size() > 0) {
        findViewById(R.id.title_paired_devices).setVisibility(View.VISIBLE);
        for (BluetoothDevice device : pairedDevices) {
            mPairedDevicesArrayAdapter.add(device.getName() + "\n" + device.getAddress());
        }
    } else {
        String noDevices = getResources().getText(R.string.none_paired).toString();
        mPairedDevicesArrayAdapter.add(noDevices);
    }
}

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

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    if (D)//  ww w  . j  a v a  2 s  .co  m
        Log.e(TAG, "+++ ON CREATE +++");

    // Set up the window layout
    setContentView(R.layout.main);

    getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN);

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

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

From source file:com.fallahpoor.infocenter.fragments.bluetooth.BluetoothFragment.java

@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
private BluetoothAdapter getBluetoothAdapter() {

    BluetoothAdapter bluetoothAdapter;/*  ww  w.ja v a2  s.c  o  m*/

    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.JELLY_BEAN_MR1) {
        bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
    } else {
        bluetoothAdapter = ((BluetoothManager) getActivity().getSystemService(Context.BLUETOOTH_SERVICE))
                .getAdapter();
    }

    return bluetoothAdapter;

}

From source file:org.apache.cordova.sipkita.BluetoothPrinter.java

void listBT(CallbackContext callbackContext) {
    BluetoothAdapter mBluetoothAdapter = null;
    String errMsg = null;/* ww  w .j  av  a 2s. co  m*/
    try {
        mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
        bluetoothPort = BluetoothPort.getInstance();
        if (mBluetoothAdapter == null) {
            errMsg = "No bluetooth adapter available";
            Log.e(LOG_TAG, errMsg);
            callbackContext.error(errMsg);
            return;
        }
        if (!mBluetoothAdapter.isEnabled()) {
            Intent enableBluetooth = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
            this.cordova.getActivity().startActivityForResult(enableBluetooth, 2);
        }
        Set<BluetoothDevice> pairedDevices = mBluetoothAdapter.getBondedDevices();
        if (pairedDevices.size() > 0) {
            JSONArray json = new JSONArray();
            for (BluetoothDevice device : pairedDevices) {
                json.put(device.getName());
            }
            callbackContext.success(json);
        } else {
            callbackContext.error("No Bluetooth Device Found");
        }
        //         Log.d(LOG_TAG, "Bluetooth Device Found: " + mmDevice.getName());
    } catch (Exception e) {
        errMsg = e.getMessage();
        Log.e(LOG_TAG, errMsg);
        e.printStackTrace();
        callbackContext.error(errMsg);
    }
}

From source file:com.example.android.classical.BluetoothChatFragment.java

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

    //StringBuilder sb = new StringBuilder();
    //for(int i = 0;i<RawData.RAWDATA.length();i+=4){
    //    final String stringData = RawData.RAWDATA.substring(i, i + 4);
    //    final int str = Integer.parseInt(stringData, 16);
    //    sb.append(str + " ");
    //}//from www  .  ja va 2  s.  c  om
    //sb.toString();
    Log.d("PATH ", FileUtil.filePath);
    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();
    }
}