python——简易聊天对话框

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效果图： 

客户端代码： 

import tkinter as tk
from tkinter import scrolledtext
import socket
import threading
from datetime import datetime

def tcp_recv(sock):
    while True:
        str = sock.recv(1024).decode("utf-8")
        show_info(str)
def send_func(sock):
    str = send_msg.get("0.0", "end")
    sock.send(str.encode("utf-8"))
    show_info(str)

def show_info(str):
    now = datetime.now()
    s_time = now.strftime("%Y-%m-%d %H:%M:%S")
    str = str.rstrip()
    if len(str) == 0:
        return -1
    send_msg.delete("0.0", "end")
    temp = s_time + "\n    " + str + "\n"
    show_msg.insert(tk.INSERT, "%s" % temp)

msFont = '微软雅黑' #字体
fontSize = 18 #字体大小
sock = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
sock.connect(("127.0.0.1",8888))

mainWindow = tk.Tk()
mainWindow.title("客户端")
mainWindow.minsize(400,400)
show_msg = scrolledtext.ScrolledText(mainWindow,font=(msFont,fontSize))
show_msg.place(width=400,height=250,x=0,y=0)
#show_msg.insert(tk.INSERT,"%s 已连接\n"%addr[0])
send_msg = scrolledtext.ScrolledText(mainWindow,font=(msFont,fontSize))
send_msg.place(width=400,height=140,x=0,y=260)
button_send = tk.Button( mainWindow, font=(msFont,fontSize),text = "发  送",bg="orange",fg="white",
                         command=lambda:send_func(sock))
button_send.place(width=100,height=40,x=300,y=360)

t = threading.Thread(target=tcp_recv,args=(sock,))
t.start()
tk.mainloop()

服务器代码：

import tkinter as tk
from tkinter import scrolledtext
import socket
import threading
from datetime import datetime

def tcp_recv(sock):
    while True:
        str = sock.recv(1024).decode("utf-8")
        show_info(str)
def send_func(sock):
    str = send_msg.get("0.0", "end")
    sock.send(str.encode("utf-8"))
    show_info(str)

def show_info(str):
    now = datetime.now()
    s_time = now.strftime("%Y-%m-%d %H:%M:%S")
    str = str.rstrip()
    if len(str) == 0:
        return -1
    send_msg.delete("0.0", "end")
    temp = s_time + "\n    " + str + "\n"
    show_msg.insert(tk.INSERT, "%s" % temp)

msFont = '微软雅黑' #字体
fontSize = 18 #字体大小
sock = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
sock.bind(("127.0.0.1",8888))
sock.listen(5)

mainWindow = tk.Tk()
mainWindow.title("服务器")
mainWindow.minsize(400,400)
show_msg = scrolledtext.ScrolledText(mainWindow,font=(msFont,fontSize))
show_msg.place(width=400,height=250,x=0,y=0)
send_msg = scrolledtext.ScrolledText(mainWindow,font=(msFont,fontSize))
send_msg.place(width=400,height=140,x=0,y=260)
button_send = tk.Button( mainWindow, font=(msFont,fontSize),text = "发  送",bg="orange",fg="white",
                         command=lambda:send_func(s))
button_send.place(width=100,height=40,x=300,y=360)

s,addr = sock.accept()
t = threading.Thread(target=tcp_recv,args=(s,))
t.start()
tk.mainloop()