LocalOwnerPresence.BeginDeletePresence Method (ICollection<PresenceCategoryWithMetaData>, AsyncCallback, Object)
Begins an asynchronous operation to delete the given list of categories.
Namespace: Microsoft.Rtc.Collaboration.Presence
Assembly: Microsoft.Rtc.Collaboration (in Microsoft.Rtc.Collaboration.dll)
Syntax
'Declaration
Public Function BeginDeletePresence ( _
categories As ICollection(Of PresenceCategoryWithMetaData), _
userCallback As AsyncCallback, _
state As Object _
) As IAsyncResult
'Usage
Dim instance As LocalOwnerPresence
Dim categories As ICollection(Of PresenceCategoryWithMetaData)
Dim userCallback As AsyncCallback
Dim state As Object
Dim returnValue As IAsyncResult
returnValue = instance.BeginDeletePresence(categories, _
userCallback, state)
public IAsyncResult BeginDeletePresence(
ICollection<PresenceCategoryWithMetaData> categories,
AsyncCallback userCallback,
Object state
)
Parameters
- categories
Type: System.Collections.Generic.ICollection<PresenceCategoryWithMetaData>
The list of categories to be deleted.
- userCallback
Type: System.AsyncCallback
The method to be called when the asynchronous operation is completed.
- state
Type: System.Object
A user-provided object that distinguishes this particular asynchronous operation from other asynchronous operations.
Return Value
Type: System.IAsyncResult
An IAsyncResult that references the asynchronous operation.
Exceptions
| Exception | Condition |
|---|---|
| InvalidOperationException | Thrown when the endpoint is not in the "registered" state. |
| ArgumentNullException | Thrown when categories is null. |
| ArgumentException | Thrown when categories contains a null CategoryItem. |