ExportProvider.ExportsChanging 事件
定义
当提供的导出正在更改时发生。Occurs when the provided exports are changing.
public:
event EventHandler<System::ComponentModel::Composition::Hosting::ExportsChangeEventArgs ^> ^ ExportsChanging;
public event EventHandler<System.ComponentModel.Composition.Hosting.ExportsChangeEventArgs> ExportsChanging;
public event EventHandler<System.ComponentModel.Composition.Hosting.ExportsChangeEventArgs>? ExportsChanging;
member this.ExportsChanging : EventHandler<System.ComponentModel.Composition.Hosting.ExportsChangeEventArgs>
Public Custom Event ExportsChanging As EventHandler(Of ExportsChangeEventArgs)
Public Event ExportsChanging As EventHandler(Of ExportsChangeEventArgs)