ListCollectionView.OnBeginChangeLogging 方法

定义

注意

Replaced by OnAllowsCrossThreadChangesChanged

由基类调用,用于通知派生类已将 CollectionChanged 事件发送到消息队列。

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

args
NotifyCollectionChangedEventArgs

添加到更改日志的 NotifyCollectionChangedEventArgs 对象。

属性

例外

如果 argsnull

注解

此通知的目的是允许集合视图快照发布时所需的信息(通常是数据收集的状态)。

适用于