public override void Register(Participant participant)
{
if (!_participants.ContainsValue(participant))
{
_participants[participant.Name] = participant;
}
participant.Chatroom = this;
}
public abstract void Register(Participant participant);
public void SignOn(Participant participant)
{
_groupParticipants.Add(participant);
}
public abstract void Register(Participant participant);
public void SendMessage(Participant user, string message)
{
Console.WriteLine(user.name + ": " + message);
}