//BtnStartStop_Click private void btnStartStop_Click(object sender, RoutedEventArgs e) { if (!appMainService.BackgroundTaskRunning) { BtnStartStop.Content = "STOP"; readAppSettingsFromXml(); BtnSettings.IsEnabled = false; BtnJob.IsEnabled = false; BtnJobReload.IsEnabled = false; TxtStatus.Background = Brushes.White; appMainService.StartBackgroundService(); return; } BtnStartStop.Content = "Wait.."; BtnStartStop.IsEnabled = false; appMainService.StopBackgroundService(); }