Begins asynchronous GetUpdatedFolders operation.
Receives changes that occurred since the last checkpoint.
Namespace:
Rebex.Net
Assembly:
Rebex.Ews (in Rebex.Ews.dll)
Syntax
Visual Basic |
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Public Function BeginGetUpdatedFolders ( _ folderId As EwsFolderId, _ checkpoint As String, _ callback As AsyncCallback, _ state As Object _ ) As IAsyncResult |
C# |
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public IAsyncResult BeginGetUpdatedFolders( EwsFolderId folderId, string checkpoint, AsyncCallback callback, Object state ) |
Parameters
- folderId
- Type: Rebex.Net..::..EwsFolderId
Base folder of changes.
- checkpoint
- Type: System..::..String
Checkpoint received in previous response. Use null (Nothing in VB) for the first request.
- 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
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.