public BluetoothDataLayer()
{
timer = new Timer
{
Interval = 15000
};
timer.Elapsed += OnTimerTick;
timer.Start();
ble = CrossBluetoothLE.Current;
adapter = ble.Adapter;
deviceList = new List <MyDeviceView>();
MinRssi = -100;
adapter.DeviceDiscovered += (s, a) =>
{
Console.WriteLine("DeviceFound");
if (a.Device.Rssi >= MinRssi)
{
if (deviceList.Exists(d => d.id == a.Device.Id))
{
var dev = deviceList.Find(d => d.id == a.Device.Id);
dev.UpdateCountdown();
dev.RSSI = a.Device.Rssi;
}
else
{
deviceList.Add(new MyDeviceView(a.Device));
}
}
};
}
public BluetoothDataLayer()
{
timer = new Timer
{
Interval = 15000
};
timer.Elapsed += OnTimerTick;
timer.Start();
ble = CrossBluetoothLE.Current;
adapter = ble.Adapter;
deviceList = new List <MyDeviceView>();
adapter.DeviceDiscovered += (s, a) =>
{
if (a.Device.Name != null && a.Device.Name.Contains("Beacon"))
{
if (deviceList.Exists(d => d.id == a.Device.Id))
{
var dev = deviceList.Find(d => d.id == a.Device.Id);
dev.UpdateCountdown();
}
else
{
deviceList.Add(new MyDeviceView(a.Device));
}
}
};
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
SetContentView(Resource.Layout.activity_main);
Android.Support.V7.Widget.Toolbar toolbar = FindViewById<Android.Support.V7.Widget.Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(toolbar);
FloatingActionButton fab = FindViewById<FloatingActionButton>(Resource.Id.fab);
fab.Click += FabOnClick;
if (Android.Support.V4.Content.ContextCompat.CheckSelfPermission(this, Manifest.Permission.AccessFineLocation) == (int)Android.Content.PM.Permission.Granted)
{
Android.Util.Log.Debug("BLE", "PERMIT OF LOCATION ALEADY SUTISFIED");
}
else
{
ActivityCompat.RequestPermissions(this, new String[] { Manifest.Permission.AccessFineLocation }, 1);
}
var ble = CrossBluetoothLE.Current;
adapter = CrossBluetoothLE.Current.Adapter;
var state = ble.State;
Android.Util.Log.Debug("BLE", state.ToString());
bleScan();
}
public HeartRateAndroidBLE(string deviceName)
{
_deviceName = deviceName;
_adapter = CrossBluetoothLE.Current.Adapter;
_ble = CrossBluetoothLE.Current;
_adapter.DeviceDiscovered += _adapter_DeviceDiscovered;
_adapter.ScanTimeoutElapsed += _adapter_ScanTimeoutElapsed;
_adapter.DeviceConnectionLost += _adapter_DeviceConnectionLost;
_status = Status.STATUS_DEAD;
}
public DeviceManager()
{
bluetoothLe = CrossBluetoothLE.Current;
adapter = CrossBluetoothLE.Current.Adapter;
devices = new List <DeviceListViewItem>();
userDialogs = UserDialogs.Instance;
bluetoothLe.StateChanged += OnStateChanged;
Adapter.DeviceDiscovered += OnDeviceDiscovered;
Adapter.ScanTimeoutElapsed += Adapter_ScanTimeoutElapsed;
Adapter.DeviceDisconnected += OnDeviceDisconnected;
Adapter.DeviceConnectionLost += OnDeviceConnectionLost;
permissions = CrossPermissions.Current;
}
public BluetoothService()
{
Bluetooth = CrossBluetoothLE.Current;
Adapter = CrossBluetoothLE.Current.Adapter;
Adapter.DeviceDiscovered += (s, e) =>
{
OnDeviceLoaded?.Invoke(this, new BluetoothEventArgs(e.Device));
};
Bluetooth.StateChanged += (s, e) =>
{
OnStatusChanged?.Invoke(this, new StatusBluetoothEventArgs(e.NewState));
};
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.Main);
_bluetooth = CrossBluetoothLE.Current;
_bleAdapter = CrossBluetoothLE.Current.Adapter;
_bleAdapter.ScanTimeout = 10000;
InitializeButtons();
_bleAdapter.DeviceDiscovered += _bleAdapter_DeviceDiscovered;
_heartService = new Intent(this, typeof(HeartService));
_acceleroService = new Intent(this, typeof(AcceleroService));
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
SetContentView(Resource.Layout.layoutble);
ble = CrossBluetoothLE.Current;
adapter = CrossBluetoothLE.Current.Adapter;
deviseList = new ObservableCollection <IDevice>();
deviseHashCodeList = new ObservableCollection <string>();
if (Build.VERSION.SdkInt >= Build.VERSION_CODES.M)
{
RequestPermissions(new System.String[] { Manifest.Permission.AccessCoarseLocation }, PERMISSION_REQUEST_COARSE_LOCATION);
}
btnStatus_Clicked = (Button)FindViewById(Resource.Id.btnStatus_Clicked);
btnStatus_Clicked.Click += BtnStatusClicked;
btnScan_Clicked = (Button)FindViewById(Resource.Id.btnScan_Clicked);
btnScan_Clicked.Click += BtnScanClicked;
btnConnect_Clicked = (Button)FindViewById(Resource.Id.btnConnect_Clicked);
btnConnect_Clicked.Click += BtnConnectClicked;
btnGetServices_Clicked = (Button)FindViewById(Resource.Id.btnGetServices_Clicked);
btnGetServices_Clicked.Click += BtnGetServicesClicked;
btnGetcharacters_Clicked = (Button)FindViewById(Resource.Id.btnGetcharacters_Clicked);
btnGetcharacters_Clicked.Click += BtnGetCharactersClicked;
btnGetRW_Clicked = (Button)FindViewById(Resource.Id.btnGetRW_Clicked);
btnGetRW_Clicked.Click += BtnGetRWClicked;
lv = (ListView)FindViewById(Resource.Id.lv);
adapter_lv = new ArrayAdapter <string>(this, Android.Resource.Layout.SimpleListItem1, deviseHashCodeList);
lv.ItemClick += OnDeviceClicked;
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
SetContentView(Resource.Layout.activity_main);
Android.Support.V7.Widget.Toolbar toolbar = FindViewById <Android.Support.V7.Widget.Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(toolbar);
// Use this check to determine whether BLE is supported on the device. Then
// you can selectively disable BLE-related features.
if (!PackageManager.HasSystemFeature(Android.Content.PM.PackageManager.FeatureBluetoothLe))
{
Toast.MakeText(this, "Not supported", ToastLength.Short).Show();
Finish();
}
_bluetoothLE = CrossBluetoothLE.Current;
_adapter = CrossBluetoothLE.Current.Adapter;
_adapter.DeviceDiscovered += DeviceDiscovered;
var scanBtn = FindViewById <Button>(Resource.Id.buttonScan);
scanBtn.Click += ScanBtn_Click;
var connectBtn = FindViewById <Button>(Resource.Id.buttonConnect);
connectBtn.Click += ConnectBtn_Click;
var getDataBtn = FindViewById <Button>(Resource.Id.buttonGetData);
getDataBtn.Click += GetDataBtn_Click;
Plugin.CurrentActivity.CrossCurrentActivity.Current.Init(this, savedInstanceState);
_listView = FindViewById <RecyclerView>(Resource.Id.listView);
_listView.HasFixedSize = true;
var layoutManager = new LinearLayoutManager(this);
_listView.SetLayoutManager(layoutManager);
_listViewAdapter = new BleDevicesAdapter();
_listView.SetAdapter(_listViewAdapter);
}
public bool StartDeviceScan()
{
_adapter = CrossBluetoothLE.Current.Adapter;
_devices = new List <IDevice>();
_cancellationTokenSource = new CancellationTokenSource();
_adapter.DeviceDiscovered += _adapter_DeviceDiscovered;
_adapter.ScanTimeoutElapsed += _adapter_ScanTimeoutElapsed;
_adapter.ScanTimeout = 15000; // millisecondi
foreach (var dev in _adapter.ConnectedDevices)
{
_adapter_DeviceDiscovered(dev);
}
_adapter.StartScanningForDevicesAsync(serviceUuids: null, deviceFilter: null, cancellationToken: _cancellationTokenSource.Token);
return(true);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.Main);
databaseAddress = createAddress();
connection = new SqlConnection(databaseAddress.ConnectionString);
// Create your application here
TextView scanview = FindViewById <TextView>(Resource.Id.scanview);
TextView txt = FindViewById <TextView>(Resource.Id.txtdata);
listView = FindViewById <ListView>(Resource.Id.listView1);
txt.Text += clientId;
ble = CrossBluetoothLE.Current;
adapter = CrossBluetoothLE.Current.Adapter;
deviceList = new ObservableCollection <IDevice>();
Button Test = FindViewById <Button>(Resource.Id.btnTest);
Test.Click += delegate
{
var state = ble.State;
var info = ble.State.ToString();
new AlertDialog.Builder(this)
.SetMessage(info)
.SetTitle("Bluetooth State")
.Show();
};
Button button = FindViewById <Button>(Resource.Id.dbbutton);
button.Click += delegate
{
//var db = new SQLiteConnection(dbPath);
////set up table
//db.CreateTable<Contact>();
////create new contact obj
Contact myContact = new Contact(clientId, prevLocation);
////store obj into table
//db.Insert(myContact);
connection.Open();
StringBuilder query = new StringBuilder();
query.Append("INSERT INTO UsersTable(Username, Location)VALUES('" + myContact.Name + "', '" + myContact.Location + "')");
string sqlquery = query.ToString();
SqlCommand command = new SqlCommand(sqlquery, connection);
command.ExecuteNonQuery();
connection.Close();
};
Button showbutton = FindViewById <Button>(Resource.Id.showbtn);
showbutton.Click += delegate
{ //set up db connection
var db = new SQLiteConnection(dbPath);
//connect to table
var table = db.Table <Contact>();
foreach (var item in table)
{
Contact myContact = new Contact(item.Name, item.Location);
txt.Text += myContact + "\n";
}
};
Button BLEscan = FindViewById <Button>(Resource.Id.scanner);
BLEscan.Click += async delegate
{
scanview.Text = "";
deviceList.Clear();
adapter.DeviceDiscovered += (s, a) =>
{
deviceList.Add(a.Device);
};
await adapter.StartScanningForDevicesAsync();
scanview.Text += "Device count:" + deviceList.Count;
List <IDevice> x = deviceList
.Where(device => device.Name != null) //&& device.Rssi > -30)
.ToList();
scanview.Text += "Var X:" + x.Count;
CreateList(x);
prevLocation = x.ElementAt(0).Name;
};
}
public void CheckMyAdapter(IAdapter adapter)
{
adapter.StartScanningForDevicesAsync();
}
public void CheckMyAdapter(IAdapter adapter)
{
adapter.StartScanningForDevicesAsync();
}
