基于Python pyqt5的随机抽号机源代码 ，可设备抽号器的人数及刷新间隔

基于Python pyqt5的随机抽号机源代码 ，可设置抽号器的人数及刷新间隔，直接运行main.py即可

完整代码下载地址： pyqt5的随机抽号机源代码

main.py

import sys
from PyQt5.QtWidgets import QApplication
from UI.MyGui import MyWindows, MyGui

if __name__ == '__main__':
    app = QApplication(sys.argv)  # 创建应用程序对象, sys.argv同c++的argv。全局对象:qApp
    # ===控件操作开始===
    # 1.1 创建控件
    widget = MyGui()
    mainWindow = MyWindows()
    mainWindow.setupUi(widget)  # 将ui文件生成的框架注册到widget中

    widget.show()
    # ===应用程序的执行===
    sys.exit(app.exec_())  # 程序的生命周期跟随app窗口, 并启动监听循环

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MyGUI.py

import configparser
import random

# from PyQt5.Qt import *  # 导入常用的Qt插件
from PyQt5.QtCore import QTimer
from PyQt5.QtWidgets import QWidget, QMessageBox
from plugin.Log.LogInFile import LogInFile

from UI.PyQtDemo import Ui_MainWindow
from plugin.CfgManager.CfgSave import CfgFileManager


class MyWindows(Ui_MainWindow):
    def __init__(self):
        super(MyWindows, self).__init__()
        # 共有属性
        self.qTimer = None  # 定时器
        self.cfm = CfgFileManager()  # 配置管理器
        # 私有属性
        self.__logInFile = LogInFile("../Roller.log")  # 记录日志
        self.__refreshCycle = 50  # 数码管刷新周期
        self.__stuNum = 50
        self.__startFlag = 0

        # 从配置文件读取配置信息
        self.GetAllCfgFromIni()

    def setupUi(self, MainWindow):
        super(MyWindows, self).setupUi(MainWindow)

        # UI调整
        self.qTimer = QTimer(MainWindow);
        self.LE_RefreshStep.setText(str(self.__refreshCycle))
        self.LE_StuNum.setText(str(self.__stuNum))

        # 信号链接
        self.qTimer.timeout.connect(lambda: self.ShowNumTimer())
        self.LE_StuNum.editingFinished.connect(lambda: self.SetStuNum(self.LE_StuNum.text()))
        self.LE_RefreshStep.editingFinished.connect(lambda: self.SetRefreshStep(self.LE_RefreshStep.text()))
        self.PB_Roller.clicked.connect(lambda: self.PB_Click())
        self.RB_LogSwitch.clicked.connect(lambda: self.__logInFile.LogSwitch())  # 抽号日志开关

    def GetAllCfgFromIni(self):
        # 从配置文件中读取值
        self.__refreshCycle = self.GetCfgFromIni("self.__refreshCycle")
        self.__stuNum = self.GetCfgFromIni("self.__stuNum")

    def GetCfgFromIni(self, Section):
        val = 50
        try:
            val = self.cfm.Get(Section)
            if val is None:
                val = 50
            else:
                val = eval(val)
        except configparser.NoSectionError:
            pass
        return val

    def SaveCfgToIni(self, Section, val):
        try:
            self.cfm.Save(str(Section), str(val))
            self.__logInFile.Log(str(Section) + ' = ' + str(val))
        except:
            pass

    def SetStuNum(self, num):
        try:
            self.__stuNum = int(eval(str(num)))
            self.SaveCfgToIni("self.__stuNum", self.__stuNum)
            self.LE_StuNum.setText(str(self.__stuNum))
        except:
            self.LE_StuNum.setText(str(self.__stuNum))
            msg_box = QMessageBox(QMessageBox.Critical, '错误', '设置为:' + str(num) + '[失败]，请检查')
            msg_box.exec_()
            pass

    def SetRefreshStep(self, num):
        try:
            self.__refreshCycle = float(eval(str(num)))
            self.SaveCfgToIni("self.__refreshCycle", self.__refreshCycle)
        except:
            self.LE_RefreshStep.setText(str(self.__refreshCycle))
            msg_box = QMessageBox(QMessageBox.Critical, '错误', '设置为:' + str(num) + '[失败]，请检查')
            msg_box.exec_()

    def PB_Click(self):
        self.__startFlag = (self.__startFlag + 1) % 2
        if self.__startFlag == 1:
            self.__logInFile.Log("start")
            random.seed()
            self.qTimer.start(self.__refreshCycle)
            self.PB_Roller.setText("停止")
        else:
            self.__logInFile.Log("stop")
            self.qTimer.stop()
            self.PB_Roller.setText("开始")

    def ShowNumTimer(self):
        num = random.randint(1, self.__stuNum)
        self.lcdNumber.display(num)
        self.__logInFile.Log(num)


class MyGui(QWidget):

    def __init__(self):
        super(MyGui, self).__init__()

    def setCentralWidget(self, tmp):
        pass

    def setStatusBar(self, tmp):
        pass

    def setMenuBar(self, tmp):
        pass

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完整代码下载地址： pyqt5的随机抽号机源代码