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