// Token: 0x06001C28 RID: 7208 RVA: 0x000842DC File Offset: 0x000824DC internal override void DetachOverride() { DependencyObject targetElement = base.TargetElement; if (targetElement != null && base.IsUpdateOnLostFocus) { LostFocusEventManager.RemoveHandler(targetElement, new EventHandler <RoutedEventArgs>(this.OnLostFocus)); } int count = this.MutableBindingExpressions.Count; for (int i = count - 1; i >= 0; i--) { BindingExpressionBase bindingExpressionBase = this.MutableBindingExpressions[i]; if (bindingExpressionBase != null) { bindingExpressionBase.Detach(); this.MutableBindingExpressions.RemoveAt(i); } } base.ChangeSources(null); base.DetachOverride(); }