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