ns ListBox)可以注册集合本身更改时的通知。 如果已经获得要绑定的项目集合,从 GetView 方法返回的视图对象的类型将成为 ListCollectionView 类的派生,它将进一步向下延续基类 CollectionView 的继承链: namespace System.Windows.Data { public class ListCollectionView : ContextAffinityCollectionView, ICurrentItem, IComparer { public override SortDescription[] Sort { get; set; } public override bool Contains(object item); public ListCollectionView(System.Collections.IList list); public override int Count { get; } public override void Refresh(); public override bool ContainsItem(object item); public override IEnumerator GetEnumerator(); public override int IndexOf(object item); public IContains CustomFilter { get; set; } public override bool CanSort { get; } public IComparer Cu页码:[1] [2] [3] [4] [5] [6] [7] [8] 第4页、共8页 |