AudioVideoMcuSession.BeginModifyAttendanceAnnouncements Method (AttendanceAnnouncementsStatus, AsyncCallback, Object)

Enables or disables attendance announcements.

Namespace:  Microsoft.Rtc.Collaboration.AudioVideo
Assembly:  Microsoft.Rtc.Collaboration (in Microsoft.Rtc.Collaboration.dll)

Syntax

'Declaration
Public Function BeginModifyAttendanceAnnouncements ( _
    status As AttendanceAnnouncementsStatus, _
    userCallback As AsyncCallback, _
    state As Object _
) As IAsyncResult
'Usage
Dim instance As AudioVideoMcuSession
Dim status As AttendanceAnnouncementsStatus
Dim userCallback As AsyncCallback
Dim state As Object
Dim returnValue As IAsyncResult

returnValue = instance.BeginModifyAttendanceAnnouncements(status, _
    userCallback, state)
public IAsyncResult BeginModifyAttendanceAnnouncements(
    AttendanceAnnouncementsStatus status,
    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
ArgumentException

Thrown if set to Unsupported

InvalidOperationException

Thrown when the parent ConferenceSession is not in a valid state or the conference does not support the corresponding MCU type.

RealTimeInvalidOperationException

Thrown when the parent ConferenceSession is reconnecting (FailureReason will be set to InvalidOperationReason.RetryableOperation).

Remarks

This method should be called by conference leaders only.

This operation is allowed by the server for conference leaders only.

See Also

Reference

AudioVideoMcuSession Class

AudioVideoMcuSession Members

BeginModifyAttendanceAnnouncements Overload

Microsoft.Rtc.Collaboration.AudioVideo Namespace