[网络协议]python pyqt5 TCP服务器界面

主程序

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# time: 2022-02-23 19:38
# 文件名称: tool.PY
# 开发工具: PyCharm
# Version: 1.0.0
"""
声明：
"""

from PyQt5 import QtCore, QtWidgets ,QtGui
from PyQt5.QtWidgets import QApplication,QItemDelegate,QAbstractItemView
from too_ui import Ui_MainWindow
import sys
from socket import *
import socket
import threading
import time
import datetime


class EmptyDelegate(QItemDelegate):
    """项目委托列不可编辑"""
    def __init__(self,parent):
        super(EmptyDelegate, self).__init__(parent)

    def createEditor(self, QWidget, QStyleOptionViewItem, QModelIndex):
        """ 项目委托列不可编辑 """
        return None



class MainWindow_main_1(QtWidgets.QMainWindow,Ui_MainWindow):
    """  加载UI文件  """
    textEdit_append = QtCore.pyqtSignal(str)
    QtCore_checkbox = QtCore.pyqtSignal(list)

    def __init__(self):
        super(MainWindow_main_1, self).__init__()
        self.setupUi(self)
        self.initUI()

        hostname = socket.gethostname()
        serverIP = socket.gethostbyname(hostname)
        self.lineEdit.setText(serverIP)     # 显示本机ip地址
        self.address = self.lineEdit.text()  # 本机ip地址

        self.lineEdit_2.setText('8888')     # 显示端口
        self.port = int(self.lineEdit_2.text())# 设置端口
        self.buffsize = 99999  # 缓存大小
        self.conn_list = []  # 列表
        self.conn_dt = {}  # 字典
        self.ui_checkbox_list = []  # 勾选checkbox
        self.sk_on_off = False  # 服务器状态


    def initUI(self):
        """ 事件绑定 """
        self.textEdit_append.connect(self.write_msg_TCP)
        self.QtCore_checkbox.connect(self.set_QtCore_checkbox)
        self.pushButton.clicked.connect(lambda:self.thread_it(self.sk_run))  #开始创建服务器
        self.pushButton_2.clicked.connect(lambda:self.thread_it(self.send))  #发送1
        self.pushButton_4.clicked.connect(lambda:self.thread_it(self.send_2))  #发送2

        self.tableWidget.setItemDelegateForColumn(0, EmptyDelegate(self))    # 设置某一列不可编辑
        self.tableWidget.setSelectionBehavior(QAbstractItemView.SelectRows)  # 设置整行选择
        self.tableWidget.horizontalHeader().setStretchLastSection(True)     # 水平拉伸最大
        self.tableWidget.setColumnWidth(0, 50)  # 自定义列宽 编号
        self.tableWidget.setColumnWidth(1, 150)  # 自定义列宽 编号

    @staticmethod
    def checkbox_Checked():
        """checkbox 选中 居中显示"""
        checkbox1 = QtWidgets.QCheckBox()
        checkbox1.setCheckState(QtCore.Qt.Checked)
        hLayout = QtWidgets.QHBoxLayout()
        hLayout.addWidget(checkbox1)
        hLayout.setAlignment(checkbox1, QtCore.Qt.AlignCenter)
        widget = QtWidgets.QWidget()
        widget.setLayout(hLayout)
        return widget, checkbox1

    def set_QtCore_checkbox(self,conn_list):
        self.tableWidget.setRowCount(len(self.conn_list))  # 设置多少行
        self.tableWidget.setColumnCount(2)                 # 设置2例
        self.ui_checkbox_list.clear()
        for x in range(len(conn_list)):
            self.tableWidget.setRowHeight(x, 40)
            widget1, checkbox1 = self.checkbox_Checked()
            self.tableWidget.setCellWidget(x, 0, widget1)
            self.tableWidget.setItem(x, 1, QtWidgets.QTableWidgetItem(str(conn_list[x])))
            self.ui_checkbox_list.append(checkbox1)
        #print(len(self.ui_checkbox_list), self.ui_checkbox_list)

    @staticmethod
    def thread_it(func, *args):
        '''将函数打包进线程'''
        t = threading.Thread(target=func, args=args)
        t.setDaemon(True)
        t.start()

    def write_msg_TCP(self, msg):
        self.plainTextEdit.appendPlainText(msg)
        self.plainTextEdit.moveCursor(QtGui.QTextCursor.End)
        self.plainTextEdit.document().setMaximumBlockCount(1000)

    def now_time(self):
        """ 获取当前的时间毫秒级 """
        return_time = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S.%f')[:-3]
        return return_time+" "


    def tcplink(self,sock, addr):
        """接收数据"""
        try:
            while self.sk_on_off:
                recvdata = sock.recv(self.buffsize).decode('utf-8')
                if recvdata:
                    self.textEdit_append.emit("%s来源于：%s 接收数据：\n%s\n\n" % (self.now_time(),addr, recvdata))
                if not recvdata:
                    self.textEdit_append.emit('%s 断开连接了,offline %s' % (self.now_time(),str(addr)))
                    _index = self.conn_list.index(addr)  #是第几个客户端
                    self.conn_dt.pop(addr)
                    self.conn_list.pop(_index)
                    self.tableWidget.removeRow(int(_index))  # 删除掉断开的客户端
                    self.QtCore_checkbox.emit(self.conn_list)   #更新勾选状态
                    sock.close()
                    break
        except:
            sock.close()  # 关闭


    def recs(self):
        try:
            if not self.sk_on_off:
                self.pushButton.setText('创建中请稍等...')
                time.sleep(3)
                self.sk = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
                self.sk.bind((self.address, self.port))
                self.sk.listen(100)  # 最大连接数
                self.pushButton.setText('创建成功,断开连接')
                self.sk_on_off = True
                self.ui_checkbox_list.clear()
                while self.sk_on_off:
                    client_sock, client_address = self.sk.accept()
                    # print(client_sock, client_address)
                    if client_address not in self.conn_list:  # 如果没有就添加到客服端列表中
                        self.conn_list.append(client_address)
                        self.conn_dt[client_address] = client_sock  # 添加socket对象到字典中
                        self.QtCore_checkbox.emit(self.conn_list)   #更新勾选状态
                        self.textEdit_append.emit(('新客户端连接 connect from:%s\n' % str(client_address)))
                    t = threading.Thread(target=self.tcplink, args=(client_sock, client_address))  # 启动线程tcplink
                    t.start()
            else:
                self.sk_on_off = False
                self.pushButton.setText('开始创建')
                for x in self.conn_list:
                    self.conn_dt[x].close()
                self.conn_list.clear()  # 列表
                self.conn_dt.clear()  # 字典
                self.sk.close()

        except Exception as e:
            try:
                self.sk_on_off = False
                self.pushButton.setText('开始创建')
                for x in self.conn_list:
                    self.conn_dt[x].close()
                self.conn_list.clear()  # 列表
                self.conn_dt.clear()  # 字典
                self.sk.close()
            except:
                pass
            print('异常了%s'% e)
        finally:
            thread_num = len(threading.enumerate())
            print("主线程：线程数量是%d \n" % thread_num)


    def send(self):
        """发送数据 """
        if self.sk_on_off:
            for i in range(len(self.ui_checkbox_list)):
                if self.ui_checkbox_list[i].isChecked():
                    print('选择的第几个客户端:',i,self.tableWidget.item(i,1).text())
                    data1 = self.plainTextEdit_2.toPlainText()
                    if self.conn_dt[self.conn_list[i]]:
                        self.conn_dt[self.conn_list[i]].sendall(data1.encode('utf-8')) #指定字典中socket对象发送数据。
        else:
            self.textEdit_append.emit('未连接！！！\n')

    def send_2(self):
        """发送数据 """
        if self.sk_on_off:
            for i in range(len(self.ui_checkbox_list)):
                if self.ui_checkbox_list[i].isChecked():
                    print('选择的第几个客户端:',i,self.tableWidget.item(i,1).text())
                    data2 = self.plainTextEdit_3.toPlainText()
                    if self.conn_dt[self.conn_list[i]]:
                        self.conn_dt[self.conn_list[i]].sendall(data2.encode('utf-8'))
        else:
            self.textEdit_append.emit('未连接！！！\n')



    def sk_run(self):
        t2 = threading.Thread(target=self.recs, args=(), name='recs')
        t2.start()



if __name__ == '__main__':
    app =QApplication(sys.argv)
    window = MainWindow_main_1()  # 主窗口
    window.show()
    sys.exit(app.exec_())

**

ui 文件 too_ui .py

**

# -*- coding: utf-8 -*-

# Form implementation generated from reading ui file 'too_ui.ui'
#
# Created by: PyQt5 UI code generator 5.13.0
#
# WARNING! All changes made in this file will be lost!


from PyQt5 import QtCore, QtGui, QtWidgets


class Ui_MainWindow(object):
    def setupUi(self, MainWindow):
        MainWindow.setObjectName("MainWindow")
        MainWindow.resize(1033, 594)
        self.centralwidget = QtWidgets.QWidget(MainWindow)
        self.centralwidget.setObjectName("centralwidget")
        self.gridLayout_6 = QtWidgets.QGridLayout(self.centralwidget)
        self.gridLayout_6.setContentsMargins(6, 6, 6, 6)
        self.gridLayout_6.setObjectName("gridLayout_6")
        self.splitter_2 = QtWidgets.QSplitter(self.centralwidget)
        self.splitter_2.setOrientation(QtCore.Qt.Horizontal)
        self.splitter_2.setObjectName("splitter_2")
        self.widget = QtWidgets.QWidget(self.splitter_2)
        self.widget.setMaximumSize(QtCore.QSize(250, 16777215))
        self.widget.setObjectName("widget")
        self.gridLayout_4 = QtWidgets.QGridLayout(self.widget)
        self.gridLayout_4.setContentsMargins(0, 0, 0, 0)
        self.gridLayout_4.setHorizontalSpacing(0)
        self.gridLayout_4.setObjectName("gridLayout_4")
        self.label = QtWidgets.QLabel(self.widget)
        self.label.setObjectName("label")
        self.gridLayout_4.addWidget(self.label, 0, 1, 1, 1)
        self.lineEdit = QtWidgets.QLineEdit(self.widget)
        self.lineEdit.setObjectName("lineEdit")
        self.gridLayout_4.addWidget(self.lineEdit, 0, 2, 1, 1)
        self.label_2 = QtWidgets.QLabel(self.widget)
        self.label_2.setObjectName("label_2")
        self.gridLayout_4.addWidget(self.label_2, 1, 1, 1, 1)
        self.lineEdit_2 = QtWidgets.QLineEdit(self.widget)
        self.lineEdit_2.setObjectName("lineEdit_2")
        self.gridLayout_4.addWidget(self.lineEdit_2, 1, 2, 1, 1)
        self.groupBox_3 = QtWidgets.QGroupBox(self.widget)
        self.groupBox_3.setTitle("")
        self.groupBox_3.setObjectName("groupBox_3")
        self.gridLayout = QtWidgets.QGridLayout(self.groupBox_3)
        self.gridLayout.setContentsMargins(0, 0, 0, 0)
        self.gridLayout.setSpacing(0)
        self.gridLayout.setObjectName("gridLayout")
        self.tableWidget = QtWidgets.QTableWidget(self.groupBox_3)
        self.tableWidget.setRowCount(0)
        self.tableWidget.setColumnCount(2)
        self.tableWidget.setObjectName("tableWidget")
        item = QtWidgets.QTableWidgetItem()
        self.tableWidget.setHorizontalHeaderItem(0, item)
        item = QtWidgets.QTableWidgetItem()
        self.tableWidget.setHorizontalHeaderItem(1, item)
        self.gridLayout.addWidget(self.tableWidget, 0, 1, 1, 1)
        self.gridLayout_4.addWidget(self.groupBox_3, 3, 0, 1, 3)
        self.pushButton = QtWidgets.QPushButton(self.widget)
        self.pushButton.setMinimumSize(QtCore.QSize(0, 30))
        self.pushButton.setObjectName("pushButton")
        self.gridLayout_4.addWidget(self.pushButton, 2, 1, 1, 2)
        self.widget_2 = QtWidgets.QWidget(self.splitter_2)
        self.widget_2.setObjectName("widget_2")
        self.gridLayout_5 = QtWidgets.QGridLayout(self.widget_2)
        self.gridLayout_5.setContentsMargins(0, 0, 0, 0)
        self.gridLayout_5.setHorizontalSpacing(0)
        self.gridLayout_5.setObjectName("gridLayout_5")
        self.splitter = QtWidgets.QSplitter(self.widget_2)
        self.splitter.setOrientation(QtCore.Qt.Vertical)
        self.splitter.setObjectName("splitter")
        self.groupBox_2 = QtWidgets.QGroupBox(self.splitter)
        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Preferred)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(8)
        sizePolicy.setHeightForWidth(self.groupBox_2.sizePolicy().hasHeightForWidth())
        self.groupBox_2.setSizePolicy(sizePolicy)
        self.groupBox_2.setMaximumSize(QtCore.QSize(16777215, 16777215))
        self.groupBox_2.setObjectName("groupBox_2")
        self.gridLayout_3 = QtWidgets.QGridLayout(self.groupBox_2)
        self.gridLayout_3.setContentsMargins(0, -1, 0, 0)
        self.gridLayout_3.setHorizontalSpacing(0)
        self.gridLayout_3.setVerticalSpacing(6)
        self.gridLayout_3.setObjectName("gridLayout_3")
        self.pushButton_4 = QtWidgets.QPushButton(self.groupBox_2)
        self.pushButton_4.setMinimumSize(QtCore.QSize(0, 30))
        self.pushButton_4.setObjectName("pushButton_4")
        self.gridLayout_3.addWidget(self.pushButton_4, 1, 1, 1, 1)
        self.plainTextEdit_2 = QtWidgets.QPlainTextEdit(self.groupBox_2)
        self.plainTextEdit_2.setObjectName("plainTextEdit_2")
        self.gridLayout_3.addWidget(self.plainTextEdit_2, 0, 0, 1, 1)
        self.pushButton_2 = QtWidgets.QPushButton(self.groupBox_2)
        self.pushButton_2.setMinimumSize(QtCore.QSize(0, 30))
        self.pushButton_2.setObjectName("pushButton_2")
        self.gridLayout_3.addWidget(self.pushButton_2, 0, 1, 1, 1)
        self.plainTextEdit_3 = QtWidgets.QPlainTextEdit(self.groupBox_2)
        self.plainTextEdit_3.setObjectName("plainTextEdit_3")
        self.gridLayout_3.addWidget(self.plainTextEdit_3, 1, 0, 1, 1)
        self.groupBox = QtWidgets.QGroupBox(self.splitter)
        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Preferred)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(55)
        sizePolicy.setHeightForWidth(self.groupBox.sizePolicy().hasHeightForWidth())
        self.groupBox.setSizePolicy(sizePolicy)
        self.groupBox.setBaseSize(QtCore.QSize(0, 0))
        self.groupBox.setObjectName("groupBox")
        self.gridLayout_2 = QtWidgets.QGridLayout(self.groupBox)
        self.gridLayout_2.setContentsMargins(0, 0, 0, 0)
        self.gridLayout_2.setHorizontalSpacing(0)
        self.gridLayout_2.setObjectName("gridLayout_2")
        spacerItem = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)
        self.gridLayout_2.addItem(spacerItem, 0, 0, 1, 1)
        self.pushButton_3 = QtWidgets.QPushButton(self.groupBox)
        self.pushButton_3.setMaximumSize(QtCore.QSize(100, 16777215))
        self.pushButton_3.setObjectName("pushButton_3")
        self.gridLayout_2.addWidget(self.pushButton_3, 0, 1, 1, 1)
        self.plainTextEdit = QtWidgets.QPlainTextEdit(self.groupBox)
        self.plainTextEdit.setObjectName("plainTextEdit")
        self.gridLayout_2.addWidget(self.plainTextEdit, 1, 0, 1, 2)
        self.gridLayout_5.addWidget(self.splitter, 0, 0, 1, 1)
        self.gridLayout_6.addWidget(self.splitter_2, 0, 0, 1, 1)
        MainWindow.setCentralWidget(self.centralwidget)

        self.retranslateUi(MainWindow)
        self.pushButton_3.clicked.connect(self.plainTextEdit.clear)
        QtCore.QMetaObject.connectSlotsByName(MainWindow)

    def retranslateUi(self, MainWindow):
        _translate = QtCore.QCoreApplication.translate
        MainWindow.setWindowTitle(_translate("MainWindow", "服务器"))
        self.label.setText(_translate("MainWindow", "服务器IP："))
        self.label_2.setText(_translate("MainWindow", "服务器端口："))
        item = self.tableWidget.horizontalHeaderItem(0)
        item.setText(_translate("MainWindow", "选择"))
        item = self.tableWidget.horizontalHeaderItem(1)
        item.setText(_translate("MainWindow", "在线客户端"))
        self.pushButton.setText(_translate("MainWindow", "开始创建"))
        self.groupBox_2.setTitle(_translate("MainWindow", "发送数据"))
        self.pushButton_4.setText(_translate("MainWindow", "2发送数据"))
        self.pushButton_2.setText(_translate("MainWindow", "1发送数据"))
        self.groupBox.setTitle(_translate("MainWindow", "接收数据"))
        self.pushButton_3.setText(_translate("MainWindow", "清除数据"))