Microsoft.Windows.Controls.Ribbon.RibbonGallery.OnDismissPopup C# (CSharp) Метод

        private void OnDismissPopup(RibbonDismissPopupEventArgs e)
        {
            if (e.DismissMode == RibbonDismissPopupMode.Always)
            {
                // Stop popup dismissal if the original source
                // is from FilterPane.
                ContentPresenter filterPane = FilterContentPane;
                if (filterPane != null &&
                    RibbonHelper.IsAncestorOf(filterPane, e.OriginalSource as DependencyObject))
                {
                    e.Handled = true;
                }
            }
        }