The WebClient type exposes the following members.
|DownloadProgressChanged||Occurs when an asynchronous download operation successfully transfers some or all of the data.|
|DownloadStringCompleted||Occurs when an asynchronous resource-download operation is completed.|
|OpenReadCompleted||Occurs when an asynchronous resource-read operation is completed.|
|OpenWriteCompleted||Occurs when an asynchronous operation to open a stream to write data to a resource completes.|
|UploadProgressChanged||Occurs when an asynchronous upload operation successfully transfers some or all of the data.|
|UploadStringCompleted||Occurs when an asynchronous string-upload operation completes.|
|WriteStreamClosed||Occurs when an asynchronous write stream operation completes.|