pyqtwebengine=5.12
PyQt5==5.12

class MyWindow(QMainWindow):
    def __init__(self):
        super(MyWindow, self).__init__()
        self.browser = QWebEngineView(self)  # 如果不写self则新生成一个窗口
        self.browser.setWindowTitle('技术领域占比分析')
        self.browser.setWindowIcon(QIcon(LOGO_PATH))
        self.browser.raise_()
        self.browser.setFixedSize(QSize(1200, 850))
        self.browser.move(0, 0)
        self.browser.setUrl(QUrl('https://www.taobao.com'))  # 网络连接
        # self.browser.load(QUrl.fromLocalFile('D:/1.htmml'))  # 本地h5
        self.browser.show()

if __name__ == '__main__':
    app = QApplication(sys.argv)
    window = MyWindow()
    window.show()
    sys.exit(app.exec_())

webview套壳 防多开 多次点击激活旧窗口

文件结构如下:

依赖

loguru==0.6.0
pyinstaller
pywin32==306
PyQt5==5.12
pyqtwebengine==5.12
Pillow

config.ini

[Section1]
open_loadfile = 1
window_title = 鸿运兑奖系统
window_width = 1580
window_height = 800
prohibit_max_window = 0
window_max = 0
open_url = https://www.taobao.com
min_window_width = 1300
min_window_height = 700

settings.py

import os

BASE_DIR = os.path.dirname(__file__)
STATIC_FILE = os.path.join(BASE_DIR, 'static')     # 静态资源路径
INDEX_FILE = os.path.join(STATIC_FILE, 'index.html')
CONFIG_PATH = os.path.join(BASE_DIR, 'config')     # 图标文件
LOGO_PATH = os.path.join(CONFIG_PATH, "logo.png")  #  图标路径
INI_PATH = os.path.join(CONFIG_PATH, "config.ini") # 配置文件

tools.py

import configparser

class MyINIFile:
    def __init__(self, filename):
        self.filename = filename
        self.config = configparser.ConfigParser()
        self.config.read(self.filename)

    def read_value(self, section, key):
        try:
            return self.config.get(section, key)
        except configparser.Error as e:
            print(f"Error reading value: {
     e}")
            return None

    def write_value(self, section, key, value):
        try:
            if