using System.Windows; namespace Livia.Utility { public class FocusVisualStyleClear { static FocusVisualStyleClear() { EventManager.RegisterClassHandler(typeof(FrameworkElement), UIElement.GotFocusEvent, new RoutedEventHandler(RemoveFocusVisualStyle), true); } public static void Init() { } private static void RemoveFocusVisualStyle(object sender, RoutedEventArgs e) { ((sender as FrameworkElement)!).FocusVisualStyle = null; } } }