public override void ViewDidLoad()
        {
            base.ViewDidLoad();

            bool state = (Manager.Singletone.ftpThread != null && Manager.Singletone.ftpThread.IsAlive);            //NSUserDefaults.StandardUserDefaults.BoolForKey("FTPServer");

            FTPSwitcher.SetState(state, false);
            FTPBackgroundSwitcher.SetState(NSUserDefaults.StandardUserDefaults.BoolForKey(UserDefaultsKeys.FTPServerBackground), false);
            BackgroundEnabler.SetState(NSUserDefaults.StandardUserDefaults.BoolForKey(UserDefaultsKeys.BackgroundModeEnabled), false);
            DHTSwitcher.SetState(NSUserDefaults.StandardUserDefaults.BoolForKey(UserDefaultsKeys.DHTEnabled), false);
            BackgroundTypeButton.SetTitle(((BackgroundTypes)(int)NSUserDefaults.StandardUserDefaults.IntForKey(UserDefaultsKeys.BackgroundModeType)).ToString(), UIControlState.Normal);

            CheckUpdate();
        }
        partial void BackgroundTypeButtonAction(UIButton sender)
        {
            var controller = UIAlertController.Create("Background type", "Current selection: " + BackgroundTypeButton.TitleLabel.Text, UIAlertControllerStyle.ActionSheet);
            var music      = UIAlertAction.Create(GetBackgroundTypeTitle(BackgroundTypes.Music), UIAlertActionStyle.Default, delegate {
                var musicController = UIAlertController.Create("Play music mode", "This mode is based on playing empty music file, which cannot be stopped by another apps.\nHowever, there isn't any indication that background mode works.", UIAlertControllerStyle.Alert);
                var enable          = UIAlertAction.Create("Enable", UIAlertActionStyle.Default, delegate {
                    NSUserDefaults.StandardUserDefaults.SetInt((int)BackgroundTypes.Music, UserDefaultsKeys.BackgroundModeType);
                    BackgroundTypeButton.SetTitle(BackgroundTypes.Music.ToString(), UIControlState.Normal);
                });
                var cancel = UIAlertAction.Create("Close", UIAlertActionStyle.Cancel, null);
                musicController.AddAction(enable);
                musicController.AddAction(cancel);
                PresentViewController(musicController, true, null);
            });
            var microphone = UIAlertAction.Create(GetBackgroundTypeTitle(BackgroundTypes.Microphone), UIAlertActionStyle.Default, delegate {
                var microphoneController = UIAlertController.Create("Record on microphone mode", "This mode is based on recording audio into temp file, which will be removed on stop. Has an indication in the form of a red status bar\nLimitation: it can be interrupted by any music or video from another app.\n!UNSTABLE!\nMAY NOT WORK FROM THE FIRST TRY, OPEN AND CLOSE THIS APP UNTIL STATUS BAR BECOMES RED", UIAlertControllerStyle.Alert);
                var enable = UIAlertAction.Create("Enable", UIAlertActionStyle.Destructive, delegate {
                    NSUserDefaults.StandardUserDefaults.SetInt((int)BackgroundTypes.Microphone, UserDefaultsKeys.BackgroundModeType);
                    BackgroundTypeButton.SetTitle(BackgroundTypes.Microphone.ToString(), UIControlState.Normal);
                });
                var cancel = UIAlertAction.Create("Close", UIAlertActionStyle.Cancel, null);
                microphoneController.AddAction(enable);
                microphoneController.AddAction(cancel);
                PresentViewController(microphoneController, true, null);
            });
            var close = UIAlertAction.Create("Close", UIAlertActionStyle.Cancel, null);

            controller.AddAction(music);
            controller.AddAction(microphone);
            controller.AddAction(close);

            if (controller.PopoverPresentationController != null)
            {
                controller.PopoverPresentationController.SourceView = sender;
                controller.PopoverPresentationController.SourceRect = sender.Bounds;
            }

            PresentViewController(controller, true, null);
        }