/// <summary> /// IsFocusedProperty property changed handler. /// </summary> /// <param name="d">TabItem that changed IsFocused.</param> /// <param name="e">DependencyPropertyChangedEventArgs.</param> private static void OnIsFocusedPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { TabItem ti = d as TabItem; Debug.Assert(ti != null); ti.OnIsFocusChanged(e); }