UserEndpointPresenceServices.BeginUpdatePresenceState Method

Reference

Definition

Namespace:: Microsoft.Rtc.Collaboration

Assembly:: Microsoft.Rtc.Collaboration.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Begins an asynchronous operation to publish the user or endpoint presence state.

public:
 IAsyncResult ^ BeginUpdatePresenceState(Microsoft::Rtc::Collaboration::Presence::PresenceState ^ newState, AsyncCallback ^ userCallback, System::Object ^ state);

public IAsyncResult BeginUpdatePresenceState (Microsoft.Rtc.Collaboration.Presence.PresenceState newState, AsyncCallback userCallback, object state);

member this.BeginUpdatePresenceState : Microsoft.Rtc.Collaboration.Presence.PresenceState * AsyncCallback * obj -> IAsyncResult

Public Function BeginUpdatePresenceState (newState As PresenceState, userCallback As AsyncCallback, state As Object) As IAsyncResult

Parameters

newState: PresenceState

New user state for the endpoint, must be of type UserState or EndpointState.

userCallback: AsyncCallback

The method to be called when the asynchronous operation is completed.

state: Object

A user-provided object that distinguishes this particular asynchronous operation from other asynchronous operations.

Returns

IAsyncResult

An IAsyncResult that references the asynchronous operation.

Exceptions

InvalidOperationException

Thrown when the endpoint is not in the "registered" state, or the current state of LocalOwnerPresence is not "subscribed".

ArgumentNullException

Thrown when newState passed is null.

ArgumentException

Thrown when newState is not of type UserState or EndpointState.

Applies to

Share via