Begins asynchronous GetUpdatedItems operation. Receives changes that occured since the last checkpoint.

Namespace:  Rebex.Legacy
Assembly:  Rebex.Ews (in Rebex.Ews.dll)

Syntax

Visual Basic
Public Shared Function BeginGetUpdatedItems ( _
	instance As Ews, _
	folderId As EwsFolderId, _
	fields As EwsItemFields, _
	maxChangesCount As Integer, _
	checkpoint As String, _
	callback As AsyncCallback, _
	state As Object _
) As IAsyncResult
C#
public static IAsyncResult BeginGetUpdatedItems(
	Ews instance,
	EwsFolderId folderId,
	EwsItemFields fields,
	int maxChangesCount,
	string checkpoint,
	AsyncCallback callback,
	Object state
)

Parameters

instance
Type: Rebex.Net..::..Ews
Instance of Ews.
folderId
Type: Rebex.Net..::..EwsFolderId
Folder to get items from.
fields
Type: Rebex.Net..::..EwsItemFields
Fields to return. Supported values are IdOnly, Default and All.
maxChangesCount
Type: System..::..Int32
How many changes will be returned. Maximum value supported by the server is usually 512.
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.

Version Information

.NET Framework

Supported in: 4.8, 4.7.x, 4.6.x, 4.5.x, 4.0

.NET Standard 2.0

Supported in: .NET Core 3.1, 3.0, 2.1; Xamarin.Android 9.1 (or higher); Xamarin.iOS 10.3 (or higher)

See Also