Microsoft.Windows.Controls.Ribbon.RibbonGalleryItem.RibbonGalleryItem C# (CSharp) Method

        static RibbonGalleryItem()
        {
            Type ownerType = typeof(RibbonGalleryItem);
            DefaultStyleKeyProperty.OverrideMetadata(ownerType, new FrameworkPropertyMetadata(ownerType));
            ContentProperty.OverrideMetadata(ownerType, new FrameworkPropertyMetadata(null, new PropertyChangedCallback(OnContentChanged), new CoerceValueCallback(CoerceContent)));
            ToolTipProperty.OverrideMetadata(ownerType, new FrameworkPropertyMetadata(null, new CoerceValueCallback(RibbonHelper.CoerceRibbonToolTip)));
            ToolTipService.ShowOnDisabledProperty.OverrideMetadata(ownerType, new FrameworkPropertyMetadata(true));
            EventManager.RegisterClassHandler(ownerType, KeyTipService.ActivatingKeyTipEvent, new ActivatingKeyTipEventHandler(OnActivatingKeyTipThunk));
            EventManager.RegisterClassHandler(ownerType, KeyTipService.KeyTipAccessedEvent, new KeyTipAccessedEventHandler(OnKeyTipAccessedThunk));
        }