TCP 聊天工具[python]

客户端

import tkinter
from tkinter import font
import tkinter.messagebox
import socket
import threading
import time
string=''
def my_string(s_input):

string = s_input.get()

def Send(sock):

'''
    发送数据的方法
    参数:
        sock:定义一个实例化socket对象
        server:传递的服务器IP和端口
'''
if string!='':
    message = name + ' : ' + string
    data = message.encode('utf-8')
    sock.send(data)
    if string.lower() == 'EXIT'.lower():
        exit()

def recv(sock):

sock.send(name.encode('utf-8'))
while True:
    data = sock.recv(1024)
    #加一个时间戳
    time_tuple = time.localtime(time.time())
    str = ("{}点{}分".format(time_tuple[3],time_tuple[4]))
    rrecv = tkinter.Label(t,text=data.decode('utf-8'),width=40,anchor='w',bg='pink')#接收的消息靠左边
    rrecv.pack()

def left():

global string
string = rv1.get()
Send(s)
if string!='':
    rleft = tkinter.Label(t,text=string,width=40,anchor='e')#发送的消息靠右边
    rleft.pack()
    rv1.set('')

def Creat():

global name
name = n.get()
#接收进程
tr = threading.Thread(target=recv, args=(s,), daemon=True)
# daemon=True 表示创建的子线程守护主线程,主线程退出子线程直接销毁
tr.start()
l.destroy()
e.destroy() 
b.destroy()
t.title("聊天室")
t.geometry("500x600")
rL0 = tkinter.Label(t,text='%s的聊天室'%name,width=40)
rL0.pack()
rL1 = tkinter.Label(t,text='请输入消息:',width=20, height=1)
rL1.place(x=0,y=450)
rE1 = tkinter.Entry(t, textvariable = rv1)
rE1.place(x=200,y=450) 
rB1 = tkinter.Button(t, text="发送",command=left)  
rB1.place(x=380,y=450)
#发送进程

def JieShu():

tkinter.messagebox.showwarning(title='你确定退出吗?', message='刚才你点击了关闭按钮')
s.send("error1".encode('utf-8'))
exit(0)   

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server = ('10.100.207.40', 9999)
s.connect(server)#建立连接
t=tkinter.Tk()
t.title("多人聊天室")
t.geometry("300x200+500+200")
l = tkinter.Label(t,text='多人聊天室欢迎您,请输入你的名称',width=40, height=8)
l.pack()
n = tkinter.StringVar()
e = tkinter.Entry(t, width=15,textvariable = n)
e.pack()
rv1 = tkinter.StringVar()
name = n.get()
b = tkinter.Button(t, text="登录",width=40, height=10,command=Creat)
b.pack()
t.protocol("WM_DELETE_WINDOW", JieShu)
t.mainloop()
s.close()

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