Begins asynchronous GetMessageHeaders operation.
Downloads the headers of a message with the specified unique ID
and writes it into a supplied stream.
Namespace:
Rebex.Net
Assembly:
Rebex.Imap (in Rebex.Imap.dll)
Syntax
Visual Basic |
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Public Function BeginGetMessageHeaders ( _ uniqueId As String, _ output As Stream, _ callback As AsyncCallback, _ state As Object _ ) As IAsyncResult |
C# |
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public IAsyncResult BeginGetMessageHeaders( string uniqueId, Stream output, AsyncCallback callback, Object state ) |
Parameters
- uniqueId
- Type: System..::..String
Message unique ID.
- output
- Type: System.IO..::..Stream
Stream that will receive the message headers.
- callback
- Type: System..::..AsyncCallback
An optional asynchronous callback to be called when the operation is complete.
- state
- Type: System..::..Object
A user-provided object that identifies this particular asynchronous operation.
Return Value
An IAsyncResult that references the asynchronous operation.Remarks
Uses IMAP FETCH command to retrieve the headers.
In builds for .NET 4.0 and higher, this method is available as an extension method. Add 'using Rebex.Legacy' (C#) or 'Import Rebex.Legacy' (VB.NET) to your code in order to use it.