CollectionView.OnBeginChangeLogging(NotifyCollectionChangedEventArgs) 方法

定义

命名空间:

System.Windows.Data

程序集:

PresentationFramework.dll

注意

Replaced by OnAllowsCrossThreadChangesChanged

由基类调用，以通知派生类 CollectionChanged 事件已发送到消息队列。

protected:
 virtual void OnBeginChangeLogging(System::Collections::Specialized::NotifyCollectionChangedEventArgs ^ args);

[System.Obsolete("Replaced by OnAllowsCrossThreadChangesChanged")]
protected virtual void OnBeginChangeLogging (System.Collections.Specialized.NotifyCollectionChangedEventArgs args);

[<System.Obsolete("Replaced by OnAllowsCrossThreadChangesChanged")>]
abstract member OnBeginChangeLogging : System.Collections.Specialized.NotifyCollectionChangedEventArgs -> unit
override this.OnBeginChangeLogging : System.Collections.Specialized.NotifyCollectionChangedEventArgs -> unit

Protected Overridable Sub OnBeginChangeLogging (args As NotifyCollectionChangedEventArgs)

参数

args

NotifyCollectionChangedEventArgs

添加到更改日志的 NotifyCollectionChangedEventArgs 对象。

属性

ObsoleteAttribute

例外

ArgumentNullException

args 为 null。