protected override void OnStart()
{
try
{
base.OnStart();
if (ContextCompat.CheckSelfPermission(this, Manifest.Permission.AccessFineLocation) != Android.Content.PM.Permission.Granted)
{
RequestPermissions(new[] { Manifest.Permission.AccessCoarseLocation, Manifest.Permission.AccessFineLocation }, 0);
}
if (PackageManager.CheckPermission(Manifest.Permission.ReadExternalStorage, PackageName) != Permission.Granted &&
PackageManager.CheckPermission(Manifest.Permission.WriteExternalStorage, PackageName) != Permission.Granted)
{
var permissions = new[] { Manifest.Permission.ReadExternalStorage, Manifest.Permission.WriteExternalStorage };
RequestPermissions(permissions, 1);
}
}
catch (Exception e)
{
ErrorSender.SendError(this, e.ToString());
throw;
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
try
{
base.OnCreate(savedInstanceState);
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
SetContentView(Resource.Layout.main_activity);
OnNewIntent(Intent);
Window.SetFlags(WindowManagerFlags.KeepScreenOn, WindowManagerFlags.KeepScreenOn);
if (savedInstanceState != null)
{
_isStarted = savedInstanceState.GetBoolean(Constants.SERVICE_STARTED_KEY);
}
_sendButton = FindViewById <Button>(Resource.Id.sendData);
_sendButton.Click += SendButtonOnClick;
_stateTextView = FindViewById <TextView>(Resource.Id.state);
Accelerometer.ReadingChanged += Accelerometer_ReadingChanged;
_startServiceIntent = new Intent(this, typeof(TrackingService));
_startServiceIntent.SetAction(Constants.ACTION_START_SERVICE);
_stopServiceIntent = new Intent(this, typeof(TrackingService));
_stopServiceIntent.SetAction(Constants.ACTION_STOP_SERVICE);
_startServiceButton = FindViewById <Button>(Resource.Id.startTrack);
_stopServiceButton = FindViewById <Button>(Resource.Id.stopTrack);
if (_isStarted)
{
_stopServiceButton.Click += StopServiceButtonOnClick;
_stopServiceButton.Enabled = true;
_startServiceButton.Enabled = false;
_sendButton.Enabled = false;
try
{
Accelerometer.Start(SensorSpeed.UI);
}
catch (Exception ex)
{
Log.Error(Tag, ex.ToString());
}
}
else
{
_startServiceButton.Click += StartServiceButtonOnClick;
_startServiceButton.Enabled = true;
_stopServiceButton.Enabled = false;
_sendButton.Enabled = true;
try
{
Accelerometer.Stop();
_stateTextView.Text = string.Empty;
}
catch (Exception ex)
{
Log.Error(Tag, ex.ToString());
}
}
}
catch (Exception e)
{
ErrorSender.SendError(this, e.ToString());
throw;
}
}