Question

我正在测试客户端/服务器剪贴板共享程序（因为RDP没有找到我无法找到的原因）。它工作正常，但当我激活客户端的剪贴板编写代码时，服务器线程在复制后大约20秒崩溃：

_tkinter.TclError：CLIPBOARD选择不存在或形成＆＃34; STRING＆＃34;未定义

我做错了什么？这是我的代码，我使用python share_clipboard.py S和python share_clipboard.py C localhost在两个命令窗口中运行：

"""
Share clipboard
by Cees Timmerman
01-12-2014 v0.1
"""

import socket, sys, threading
from time import sleep
try: from tkinter import Tk  # Python 3
except: from Tkinter import Tk

def dec(s):
    return s.decode('utf-8')
def enc(s):
    return s.encode('utf-8')

# http://stackoverflow.com/questions/17453212/multi-threaded-tcp-server-in-python
class ClientThread(threading.Thread):
    def __init__(my, sock):
        threading.Thread.__init__(my)
        my.sock = sock

    def run(my):    
        print("Connection from : %s:%s" % (ip, str(port)))
        #my.sock.send(enc("\nWelcome to the server\n\n"))
        '''
        data = "dummydata"
        while len(data):
            data = dec(clientsock.recv(2048))
            print("Client sent : "+data)
            my.sock.send(enc("You sent me : "+data))
        '''
        old_clip = None
        while True:
            new_clip = tk.clipboard_get()
            if new_clip != old_clip:
                print("New clip: %r" % new_clip)
                old_clip = new_clip
                my.sock.sendall(enc(new_clip))
            sleep(1)
        print("Client disconnected...")

if 1 < len(sys.argv) < 4:
    cs = sys.argv[1]
    ip = sys.argv[2] if len(sys.argv) == 3 else "0.0.0.0"
else:
    print("Usage: %s <C|S> [IP]")
    sys.exit()

tk = Tk()
port = 9999

if cs == "S":

    tcpsock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    tcpsock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)

    tcpsock.bind((ip, port))
    threads = []

    # Listen for connections.
    while True:
        tcpsock.listen(4)
        print("\nListening for incoming connections...")
        (clientsock, (ip, port)) = tcpsock.accept()
        newthread = ClientThread(clientsock)
        newthread.start()
        threads.append(newthread)

    # Wait for threads to finish.
    for t in threads:
        t.join()
else:
    clientsocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    clientsocket.connect((ip, port))
    while True:
        data = clientsocket.recv(1024)
        print(data)
        #tk.withdraw()
        #tk.clipboard_clear()
        #tk.clipboard_append(data)  # Causes error on server: _tkinter.TclError: CLIPBOARD selection doesn't exist or form "STRING" not defined
        #tk.destroy()

_tkinter.TclError：CLIPBOARD选择不存在或形成＆＃34; STRING＆＃34;没有定义的

0 个答案: