HoYoCenter/interface/init/__init__.py

from PyQt5.QtWidgets import QWidget, QVBoxLayout, QApplication, QDesktopWidget
from PyQt5.QtCore import Qt
from qfluentwidgets import PushButton, SubtitleLabel, Theme, setTheme
import app.env as env
from .about import AboutWidget

class InitWindow(QWidget):
    def __init__(self, main_window):
        super().__init__()
        self.window = main_window

        if env.config.theme == "dark":
            setTheme(Theme.DARK)
            # 给窗口添加样式
            self.setStyleSheet("background-color: #2E2E2E;")
        else:
            setTheme(Theme.LIGHT)

        # 设置窗口大小
        self.resize(800, 600)

        # 设置窗口始终位于最上层
        self.setWindowFlags(self.windowFlags() | Qt.WindowStaysOnTopHint)

        # 居中显示
        self.center_window()

        # 初始化布局
        self.layout = QVBoxLayout(self)
        # 将组件添加到布局中
        self.layout.addWidget(AboutWidget())

        self.start_button = PushButton('开始')
        self.start_button.clicked.connect(self.run)
        self.layout.addWidget(self.start_button)
       

        # 应用布局
        self.setLayout(self.layout)

    def center_window(self):
        """将窗口居中显示"""
        screen = QDesktopWidget().screenGeometry()
        size = self.geometry()
        new_left = (screen.width() - size.width()) // 2
        new_top = (screen.height() - size.height()) // 2
        self.move(new_left, new_top)

    def run(self):
        self.window.show()
        self.close()

if __name__ == "__main__":
    import sys
    app = QApplication(sys.argv)
    window = InitWindow()
    window.show()
    sys.exit(app.exec_())