/// <summary>
/// 构造函数
/// </summary>
/// <param name="type">改变类型</param>
/// <param name="item">新项</param>
/// <param name="oldItem">旧项</param>
/// <param name="newItems">新项集合</param>
/// <param name="oldTems">旧项集合</param>
private void OnBindingListChanged(BindingListChangedType type, T item, T oldItem, List <T> newItems, List <T> oldTems)
{
if (this.BindingListChanged != null)
{
this.BindingListChanged(this, new BindingListChangedArgs <T>(type, item, oldItem, newItems, oldTems, base.Items.Count, base.IndexOf(item)));
}
}
/*
* /// <summary>
* /// 构造函数
* /// </summary>
* /// <param name="type">改变类型</param>
* /// <param name="oldItem">改变项</param>
* /// <param name="count">当前集合项组数</param>
* /// <param name="index">当前项在集合中的位置索引</param>
* public BindingListChangedArgs(BindingListChangedType type, T item, int count, int index)
* : this(type, item, default(T), null, count, index)
* { }
*
* /// <summary>
* /// 构造函数
* /// </summary>
* /// <param name="type">改变类型</param>
* /// <param name="items">改变项集合</param>
* /// <param name="count">当前集合项组数</param>
* /// <param name="index">当前项在集合中的位置索引</param>
* public BindingListChangedArgs(BindingListChangedType type, List<T> items, int count, int index)
* : this(type, default(T), default(T), items, count, index)
* { }
*
* /// <summary>
* /// 构造函数
* /// </summary>
* /// <param name="type">改变类型</param>
* /// <param name="item">改变项</param>
* /// <param name="count">当前集合项组数</param>
* /// <param name="index">当前项在集合中的位置索引</param>
* public BindingListChangedArgs(BindingListChangedType type, T oldItem, int count, int index)
* : this(type, default(T), oldItem, null, count, index)
* { }*/
/// <summary>
/// 构造函数
/// </summary>
/// <param name="type">改变类型</param>
/// <param name="item">新项</param>
/// <param name="oldItem">旧项</param>
/// <param name="newItems">新项集合</param>
/// <param name="oldtems">旧项集合</param>
/// <param name="count">当前集合项组数</param>
/// <param name="index">当前项在集合中的位置索引</param>
public BindingListChangedArgs(BindingListChangedType type, T item, T oldItem, List <T> newItems, List <T> oldtems, int count, int index)
{
this.Type = type;
this.NewItem = item;
this.OldItem = oldItem;
this.NewItems = newItems;
this.Oldtems = oldtems;
this.Count = count;
this.Index = index;
}
