public MainWindow()
        {
            InitializeComponent();
            Rectangle screenRect = Screen.PrimaryScreen.Bounds;
            double    width      = 0;
            double    height     = 0;

            XRatio.XCalculate(screenRect.Height, screenRect.Width, out height, out width);
            double left = (screenRect.Width - width) / 2;
            double top  = (screenRect.Height - height) / 2;

            XRatio.XCalculate(top, left, out top, out left);
            Left   = left;
            Top    = top;
            Width  = width;
            Height = height;
        }
        private void Button_Loaded(object sender, RoutedEventArgs e)
        {
            Button button = sender as Button;
            double xratio = XRatio.XGet();

            double    fontSize   = button.FontSize;
            double    margin     = fontSize / xratio;
            Thickness marginProp = button.Margin;

            marginProp.Top    = margin / xratio / 2;
            marginProp.Bottom = margin / xratio / 2;
            marginProp.Left   = margin * xratio / 2;
            marginProp.Right  = margin * xratio / 2;
            button.Margin     = marginProp;

            double width  = button.ActualWidth;
            double height = button.ActualHeight;

            XRatio.XCalculate(height, width, out height, out width, false);
            button.Width  = width;
            button.Height = height;

            /*int bottom = button.Bottom;
             * Rectangle bounds = button.Bounds;
             * Rectangle client = button.ClientRectangle;
             * Size clientSize = button.ClientSize;
             * Rectangle display = button.DisplayRectangle;
             * int height = button.Height;
             * int left = button.Left;
             * Point location = button.Location;
             * Padding margin = button.Margin;
             * Size maxSize = button.MaximumSize;
             * Size minSize = button.MinimumSize;
             * Padding padding = button.Padding;
             * int right = button.Right;
             * Size size = button.Size;
             * int top = button.Top;
             * int width = button.Width;*/

            string assembly = FindResource("Assembly").ToString();
        }