DoPreImportProcessingCompletedEventHandler public sealed delegate DoPreImportProcessingCompletedEventHandler : MulticastDelegate Documentation Code public DoPreImportProcessingCompletedEventHandler(object TargetObject, IntPtr TargetMethod) public virtual IAsyncResult BeginInvoke(object sender, AsyncCompletedEventArgs e, AsyncCallback DelegateCallback, object DelegateAsyncState) public virtual void EndInvoke(IAsyncResult DelegateAsyncResult) public virtual void Invoke(object sender, AsyncCompletedEventArgs e)