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OpenReadCompletedEventHandler Delegate
.NET Framework 3.0
Represents the method that will handle the OpenReadCompleted event of a WebClient.
Namespace: System.Net
Assembly: System (in system.dll)
Assembly: System (in system.dll)
public delegate void OpenReadCompletedEventHandler ( Object sender, OpenReadCompletedEventArgs e )
/** @delegate */ public delegate void OpenReadCompletedEventHandler ( Object sender, OpenReadCompletedEventArgs e )
Not applicable.
Parameters
- sender
The source of the event.
- e
A OpenReadCompletedEventArgs containing event data.
The following code example demonstrates downloading a resource for reading.
public static void OpenResourceForReading2 (string address) { WebClient client = new WebClient (); Uri uri = new Uri(address); client.OpenReadCompleted += new OpenReadCompletedEventHandler(OpenReadCallback2); client.OpenReadAsync (uri); }
The following method is called when the download completes.
private static void OpenReadCallback2 (Object sender, OpenReadCompletedEventArgs e) { Stream reply = null; StreamReader s = null; try { reply = (Stream)e.Result; s = new StreamReader (reply); Console.WriteLine (s.ReadToEnd ()); } finally { if (s != null) { s.Close (); } if (reply != null) { reply.Close (); } } }
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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