UserEndpointPresenceServices.BeginDeleteUserPresenceState Method
Begins an asynchronous operation to delete all maunally published User presence states.
Namespace: Microsoft.Rtc.Collaboration
Assembly: Microsoft.Rtc.Collaboration (in Microsoft.Rtc.Collaboration.dll)
Syntax
'Declaration
Public Function BeginDeleteUserPresenceState ( _
userCallback As AsyncCallback, _
state As Object _
) As IAsyncResult
'Usage
Dim instance As UserEndpointPresenceServices
Dim userCallback As AsyncCallback
Dim state As Object
Dim returnValue As IAsyncResult
returnValue = instance.BeginDeleteUserPresenceState(userCallback, _
state)
public IAsyncResult BeginDeleteUserPresenceState(
AsyncCallback userCallback,
Object state
)
Parameters
- 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. |
Remarks
User PresenceState is typically published by the client, when user manually set the PresenceState in UI. This method allows application to delete all manual user PresenceState publication and reset the presence state to depend only on application's automatic presence state publications.
See Also
Reference
UserEndpointPresenceServices Class