//  public event TappedEventHandler Click;

        public UnderLineSwitchButton()
        {
            this.InitializeComponent();
            listOfButton.Add(DefualtButton);
            TextColor             = DefualtButton.title.Foreground;
            UnderLineColor        = DefualtButton.underline.Background;
            this.SelectColor      = UnderLineColor;
            DefualtButton.Tapped += Button_Tapped;
            UnSelectColor         = new SolidColorBrush(Colors.Black);
            this.Loaded          += UnderLineSwitchButton_Loaded;
            this.defaultButton    = DefualtButton;
        }
        public void AddButton(string title)
        {
            var button = new UnderLineButton();

            button.title.Text           = title;
            button.title.Foreground     = TextColor;
            button.underline.Background = UnderLineColor;
            button.Tapped              += Button_Tapped;
            button.title.Opacity        = 0.6;
            button.title.Foreground     = UnSelectColor;
            button.underline.Background = null;
            listOfButton.Add(button);
            ButtonContent.Children.Add(button);
            ReSizeButton();
        }