from tkinter import *

from socket import *

import threading

address='0.0.0.0'

port=9000

buffsize=1024

s = socket(AF_INET, SOCK_STREAM)

s.bind((address,port))

s.listen(5) #最大连接数

conn_list = []

conn_dt = {}

def tcplink(sock,addr):

while True:

try:

recvdata=sock.recv(buffsize).decode('utf-8')

print(recvdata, addr)

gui.infoList.config(state=NORMAL)

gui.infoList.insert(END, addr, 'name')

gui.infoList.insert(END, '：\t')

gui.infoList.insert(END, recvdata, 'conment')

gui.infoList.insert(END, '\n\n')

gui.infoList.config(state=DISABLED)

if not recvdata:

break

except:

sock.close()

print(addr,'offline')

_index = conn_list.index(addr)

gui.listBox.delete(_index)

conn_dt.pop(addr)

conn_list.pop(_index)

break

def recs():

while True:

clientsock,clientaddress=s.accept()

if clientaddress not in conn_list:

conn_list.append(clientaddress)

conn_dt[clientaddress] = clientsock

gui.listBox.insert(END, clientaddress)

print('connect from:',clientaddress)

#在这里创建线程，就可以每次都将socket进行保持

t=threading.Thread(target=tcplink,args=(clientsock,clientaddress))

t.start()

class GUI:

def __init__(self, root):

self.root = root

self.leftFrame = Frame(self.root, width=20, height=30)

self.leftFrame.grid(row=0, column=0)

self.rightFrame = Frame(self.root, width=20, height=30)

self.rightFrame.grid(row=0, column=1)

Label(self.leftFrame, text='在线IP地址列表').grid(row=0, column=0)

self.listBox = Listbox(self.leftFrame, width=15, height=10)

self.listBox.grid(row=1, column=0)

self.entry = Entry(self.rightFrame, font=('Serief', 18), width=30)

self.entry.grid(row=0, column=0)

self.sendBtn = Button(self.rightFrame, text='发送', command=self.send, width=10)

self.sendBtn.grid(row=0, column=1)

Label(self.rightFrame, text='聊天信息').grid(row=1, columnspan=2)

self.infoList = Text(self.rightFrame, width=40, height=12)

self.infoList.grid(row=2, columnspan=2)

self.infoList.tag_config('name', background='yellow', foreground='red')

self.infoList.tag_config('conment', background='black', foreground='white')

def send(self):

_index = self.listBox.curselection()

conn_dt[self.listBox.get(_index)].sendall(self.entry.get().encode('utf-8'))

self.entry.delete(0, END)

def createGUI():

global gui

root = Tk()

gui = GUI(root)

root.title('服务器')

root.mainloop()

if __name__ == '__main__':

t1 = threading.Thread(target=recs, args=(), name='rec')

t2 = threading.Thread(target=createGUI, args=(), name='GUI')

t1.start()

t2.start()