public void changeName(string oldname, string newname)
{
lock (thisLock)
{
if (reg_chatlinks.ContainsKey(oldname))
{
ChatLink cl = reg_chatlinks[oldname];
reg_chatlinks.Remove(oldname);
reg_chatlinks.Add(newname, cl);
refreshFriendList();
}
}
}
public void unregister(string chatname)
{
lock (thisLock)
{
if (reg_chatlinks.ContainsKey(chatname))
{
ChatLink cl = reg_chatlinks[chatname];
cl.stop();
reg_chatlinks.Remove(chatname);
refreshFriendList();
}
}
}
public ChatLink register(string chatname)
{
lock (thisLock)
{
if (!reg_chatlinks.ContainsKey(chatname))
{
ChatLink new_cl = new ChatLink(sl, this, chatname);
reg_chatlinks.Add(chatname, new_cl);
if (form != null)
{
form.BeginInvoke((Action) delegate { form.refreshFriendList(reg_chatlinks); });
}
}
ChatLink cl = reg_chatlinks[chatname];
return(cl);
}
}
bool parseStateData(StateObject state)
{
Console.WriteLine("receive:" + common.ascii2Str(state.data));
if (state.data.Count >= common.msg_position)
{
List <byte> msg_len_header = state.data.GetRange(common.msglen_position, common.msglen_length);
int msg_len = Convert.ToInt32(common.ascii2Str(msg_len_header));
int expect_len = common.msg_position + msg_len;
if (state.data.Count >= expect_len)
{
//all data received. parse it
List <byte> type_header = state.data.GetRange(0, common.type_header_length);
List <byte> name_header = state.data.GetRange(
common.type_header_length, common.name_header_length);
List <byte> msg = state.data.GetRange(common.msg_position, msg_len);
string type_str = common.ascii2Str(type_header);
string chatname = common.ascii2Str(name_header);
lock (thisLock)
{
if (type_str != common.type_str_quit_group)
{
ChatLink cl = register(chatname);
cl.onReceive(type_str, msg.ToArray());
}
else
{
if (reg_chatlinks.ContainsKey(chatname))
{
ChatLink cl = register(chatname);
cl.onReceive(type_str, msg.ToArray());
}
}
}
List <byte> left_msg = state.data.GetRange(expect_len,
state.data.Count - expect_len);
if (left_msg.Count == 0)
{
state.data = new List <byte>();
}
else
{
int notzero = left_msg.FindIndex((x) => x > 0);
if (notzero >= 0)
{
state.data = left_msg.GetRange(notzero, left_msg.Count - notzero);
}
else
{
state.data = new List <byte>();
}
}
state.buffer = new byte[common.buffersize];
return(true);
}
}
return(false);
}