ChatRoomSession.ParticipantAttendanceChanged Event
Raised when a participant joins the chat room. For best results, register for this event before invoking BeginJoin(ChatRoomSummary, AsyncCallback, Object) on the session.
Namespace: Microsoft.Rtc.Collaboration.GroupChat
Assembly: Microsoft.Rtc.Collaboration.GroupChat (in Microsoft.Rtc.Collaboration.GroupChat.dll)
Syntax
'Declaration
Public Event ParticipantAttendanceChanged As EventHandler(Of ParticipantAttendanceChangedEventArgs)
'Usage
Dim instance As ChatRoomSession
Dim handler As EventHandler(Of ParticipantAttendanceChangedEventArgs)
AddHandler instance.ParticipantAttendanceChanged, handler
public event EventHandler<ParticipantAttendanceChangedEventArgs> ParticipantAttendanceChanged