初始化窗口IP栏的办法:m_DWServerIp = inet_addr("140.0.168.192");
得到窗口IP输入 再连接的办法
CEdit *pEdit = (CEdit*)GetDlgItem(IDC_SERVER_IP);
CString strIP;
pEdit->GetWindowText(strIP);
DWORD dwLoginServerIndex = m_TcpNet->ConnectToServer((char*)(LPCTSTR)(strIP),(WORD)M_iPort);