private void Connect()
{
using (Synchronizer.Lock(this)) {
if (this.m_Sender == null)
{
try {
this.m_Sender = new RTPMessageSender(this.m_IPEndPoint, this.m_Model, this.m_Classroom);
m_NetworkStatus = new NetworkStatus(ConnectionStatus.Connected, ConnectionProtocolType.RTP, TCPRole.None, 0);
if (m_AdvertisedClassroom)
{
m_NetworkStatus.ClassroomName = "Advertised Classroom (" + m_IPEndPoint.Address.ToString() + ")";
}
else
{
m_NetworkStatus.ClassroomName = m_ClassroomName;
}
m_Model.Network.RegisterNetworkStatusProvider(this, true, m_NetworkStatus);
} catch (System.Net.Sockets.SocketException se) {
//TODO: We need to display a real message box here...
MessageBox.Show("Connection failed\n\rMachine must be connected to a network.\r\n"
+ "If you repeatedly encounter this error, you may need to restart your machine.\r\n"
+ "This is a known bug. Thanks for your patience.");
Debug.WriteLine("Connection failed: " + se.ToString());
} catch (Exception e) {
//TODO: We need to display a real message box here...
MessageBox.Show("Connection failed: " + e.ToString());
}
}
}
}
public ParticipantManager(RTPMessageSender sender)
{
this.m_Sender = sender;
this.m_Receivers = new Hashtable();
this.m_Participants = new Hashtable();
RtpEvents.RtpStreamAdded += new RtpEvents.RtpStreamAddedEventHandler(this.HandleStreamAdded);
RtpEvents.RtpStreamRemoved += new RtpEvents.RtpStreamRemovedEventHandler(this.HandleStreamRemoved);
}
public RTPMessageReceiver(RTPMessageSender sender, RtpStream stream, PresenterModel model, ClassroomModel classroom, ParticipantModel participant)
{
this.m_Model = model;
this.m_Sender = sender;
this.m_RtpStream = stream;
this.m_Context = new ReceiveContext(model, classroom, participant);
this.m_ContextArgs = new object[] { this.m_Context };
this.m_Queue = new MessageProcessingQueue(this);
this.m_Serializer = new BinaryFormatter();
this.m_Assembler = new ChunkAssembler();
this.m_Assembler.Nack += new ChunkAssembler.NackDelegate(this.HandleAssemblerNack);
this.m_RtpStream.FrameReceived += new RtpStream.FrameReceivedEventHandler(this.HandleFrameReceived);
}
public RTPMessageReceiver(RTPMessageSender sender, RtpStream stream, PresenterModel model, ClassroomModel classroom, ParticipantModel participant)
{
this.m_Model = model;
this.m_Sender = sender;
this.m_RtpStream = stream;
this.m_Context = new ReceiveContext(model, classroom, participant);
this.m_ContextArgs = new object[] { this.m_Context };
this.m_Queue = new MessageProcessingQueue(this);
this.m_Serializer = new BinaryFormatter();
this.m_Assembler = new ChunkAssembler();
this.m_Assembler.Nack += new ChunkAssembler.NackDelegate(this.HandleAssemblerNack);
this.m_RtpStream.FrameReceived += new RtpStream.FrameReceivedEventHandler(this.HandleFrameReceived);
}
private void Disconnect()
{
RTPMessageSender sender = Interlocked.Exchange(ref this.m_Sender, null);
if (sender != null)
{
m_Model.Network.RegisterNetworkStatusProvider(this, false, null);
sender.Dispose();
}
// Clear out any presentations from the classroom
using (Synchronizer.Lock(this.Classroom.SyncRoot)) {
for (int i = this.Classroom.Presentations.Count - 1; i >= 0; i--)
{
this.Classroom.Presentations.Remove(this.Classroom.Presentations[i]);
}
}
}
private void Connect()
{
using(Synchronizer.Lock(this)) {
if(this.m_Sender == null) {
try {
this.m_Sender = new RTPMessageSender(this.m_IPEndPoint, this.m_Model, this.m_Classroom);
m_NetworkStatus = new NetworkStatus(ConnectionStatus.Connected, ConnectionProtocolType.RTP, TCPRole.None, 0);
if (m_AdvertisedClassroom) {
m_NetworkStatus.ClassroomName = "Advertised Classroom (" + m_IPEndPoint.Address.ToString() + ")";
}
else {
m_NetworkStatus.ClassroomName = m_ClassroomName;
}
m_Model.Network.RegisterNetworkStatusProvider(this, true, m_NetworkStatus);
} catch (System.Net.Sockets.SocketException se) {
//TODO: We need to display a real message box here...
MessageBox.Show("Connection failed\n\rMachine must be connected to a network.\r\n"
+ "If you repeatedly encounter this error, you may need to restart your machine.\r\n"
+ "This is a known bug. Thanks for your patience.");
Debug.WriteLine("Connection failed: " + se.ToString());
} catch (Exception e) {
//TODO: We need to display a real message box here...
MessageBox.Show("Connection failed: " + e.ToString());
}
}
}
}
public ParticipantManager(RTPMessageSender sender)
{
this.m_Sender = sender;
this.m_Receivers = new Hashtable();
this.m_Participants = new Hashtable();
RtpEvents.RtpStreamAdded += new RtpEvents.RtpStreamAddedEventHandler(this.HandleStreamAdded);
RtpEvents.RtpStreamRemoved += new RtpEvents.RtpStreamRemovedEventHandler(this.HandleStreamRemoved);
}
