RemotePresenceView.SetPresenceSubscriptionCategoriesForPolling Method
Sets the presence subscription categories for polling.
Namespace: Microsoft.Rtc.Collaboration.Presence
Assembly: Microsoft.Rtc.Collaboration (in Microsoft.Rtc.Collaboration.dll)
Syntax
'Declaration
Public Sub SetPresenceSubscriptionCategoriesForPolling ( _
subscriptionCategories As IEnumerable(Of String) _
)
'Usage
Dim instance As RemotePresenceView
Dim subscriptionCategories As IEnumerable(Of String)
instance.SetPresenceSubscriptionCategoriesForPolling(subscriptionCategories)
public void SetPresenceSubscriptionCategoriesForPolling(
IEnumerable<string> subscriptionCategories
)
Parameters
- subscriptionCategories
Type: System.Collections.Generic.IEnumerable<String>
List of categories to be subscribed for.
Exceptions
| Exception | Condition |
|---|---|
| InvalidOperationException | Thrown when this method is called when SubscriptionMode is not Polling or the view is already active. |
| ArgumentNullException | Thrown subscriptionCategories is null or contains a null member. |
| ArgumentException | Thrown when subscriptionCategories is an empty collection. |