test

private void InitVisual()
        {
            // 阴影
            Panel[] frameworkElements =
            {
                ThemeContentGrid, BoxGrid
            };
            foreach (var child in frameworkElements.SelectMany(
                element => element.Children.OfType<FrameworkElement>()))
            {
                child.Effect = new DropShadowEffect
                {
                    ShadowDepth = 0, 
                    BlurRadius = 10, 
                    Color = Colors.White
                };
            }

            // 可见性
            HideBoxes();

            // 更新图标
            try
            {
                UpdateThemeIcon();
            }
            catch (Exception ex)
            {
                AppDebug.Log(ex.Message);
            }

            // 更新信息
            UpdateMssFileInfo();

        }