QQ login frame and friend list
delete useless test codes
add Server project and finish the identify checking function,but have without user sign in function
add identify message in window title ,try to close server but lose in action listening miss
get the function to send message to server,but the server can't send message to the correct client
find out the correct thread to receive message
add socket chatting part,but with unsolved exception
get an logic bug,one can only receive message from oneself
bug fixed,change the from-id and to-id of message class ,maybe not the correct wrong part ,but now it can word
try to close server by botton ,still failed