private void teacherStatusRequest(object sender, TeacherStatusRequestEventArgs e)
 {
     if (e.status.Conversation == Globals.conversationDetails.Jid && Globals.isAuthor)
     {
         client.SendTeacherStatus(new TeacherStatus
         {
             Joining = true,
             Teacher = Globals.me,
             Conversation = Globals.conversationDetails.Jid,
             Slide = Globals.location.currentSlide.ToString()
         });
     }
 }
 private void teacherStatusReceived(object sender, TeacherStatusRequestEventArgs e)
 {
     Commands.ReceiveTeacherStatus.Execute(e.status);
 }