void StopServiceButton_Click(object sender, System.EventArgs e)
{
UnbindService(serviceConnection);
timestampButton.Click -= GetTimestampButton_Click;
timestampButton.Enabled = false;
stopServiceButton.Click -= StopServiceButton_Click;
stopServiceButton.Enabled = false;
restartServiceButton.Click += RestartServiceButton_Click;
restartServiceButton.Enabled = true;
timestampMessageTextView.SetText(Resource.String.service_not_connected);
}