ListCollectionView.OnBeginChangeLogging 方法

定义

注意

Replaced by OnAllowsCrossThreadChangesChanged

基类调用,以通知派生类 CollectionChanged 已将事件发布到消息队列。

protected:
 override void OnBeginChangeLogging(System::Collections::Specialized::NotifyCollectionChangedEventArgs ^ args);
protected override void OnBeginChangeLogging(System.Collections.Specialized.NotifyCollectionChangedEventArgs args);
[System.Obsolete("Replaced by OnAllowsCrossThreadChangesChanged")]
protected override void OnBeginChangeLogging(System.Collections.Specialized.NotifyCollectionChangedEventArgs args);
override this.OnBeginChangeLogging : System.Collections.Specialized.NotifyCollectionChangedEventArgs -> unit
[<System.Obsolete("Replaced by OnAllowsCrossThreadChangesChanged")>]
override this.OnBeginChangeLogging : System.Collections.Specialized.NotifyCollectionChangedEventArgs -> unit
Protected Overrides Sub OnBeginChangeLogging (args As NotifyCollectionChangedEventArgs)

参数

属性

例外

args如果是null

注解

此通知的目的是允许收集视图拍摄信息快照,该快照通常是发布时所需的数据收集状态。

适用于