DownloadStringCompletedEventArgs Class
.NET Framework 3.0
Provides data for the DownloadStringCompleted event.
Namespace: System.Net
Assembly: System (in system.dll)
Assembly: System (in system.dll)
'Declaration Public Class DownloadStringCompletedEventArgs Inherits AsyncCompletedEventArgs 'Usage Dim instance As DownloadStringCompletedEventArgs
public class DownloadStringCompletedEventArgs extends AsyncCompletedEventArgs
public class DownloadStringCompletedEventArgs extends AsyncCompletedEventArgs
Not applicable.
Instances of this class are passed to the DownloadStringCompletedEventHandler.
The following code example demonstrates downloading a string asynchronously.
' Sample call : DownloadStringInBackground2 ("http:' www.contoso.com/GameScores.html") Public Shared Sub DownloadStringInBackground2(ByVal address As String) Dim client As WebClient = New WebClient() ' Specify that the DownloadStringCallback2 method gets called ' when the download completes. AddHandler client.DownloadStringCompleted, AddressOf DownloadStringCallback2 Dim uri as Uri = New Uri(address) client.DownloadStringAsync(uri) End Sub
The following method is called when the download completes.
Private Shared Sub DownloadStringCallback2(ByVal sender As Object, ByVal e As DownloadStringCompletedEventArgs) ' If the request was not canceled and did not throw ' an exception, display the resource. If e.Cancelled = False AndAlso e.Error Is Nothing Then Dim textString As String = CStr(e.Result) Console.WriteLine(textString) End If End Sub
System.Object
System.EventArgs
System.ComponentModel.AsyncCompletedEventArgs
System.Net.DownloadStringCompletedEventArgs
System.EventArgs
System.ComponentModel.AsyncCompletedEventArgs
System.Net.DownloadStringCompletedEventArgs
Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.Community Additions
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