internal void RemoveChat(BitChat chat)
{
//announce no participation in chat
byte[] packetData = BitChatMessage.CreateFileUnparticipate(_metaData.FileID);
chat.WriteMessageBroadcast(packetData, 0, packetData.Length);
//remove chat from list
lock (_chats)
{
_chats.Remove(chat);
if (_chats.Count == 0)
{
lock (_sharedFiles)
{
_sharedFiles.Remove(_metaData.FileID);
}
this.Dispose();
}
}
}