PyQt5 创建无边框窗口

#! /usr/bin/env python

# -*- coding:utf-8 -*-

import sys

from PyQt5.QtWidgets import QApplication, QWidget

from PyQt5.QtCore import Qt

class NoBorderWindow(QWidget):

    def __init__(self):

        super().__init__()

        self.window_UI()

        self.qss()

    def window_UI(self):

        self.resize(600, 200) 

        self.setWindowFlags(Qt.FramelessWindowHint)

    def qss(self):

        self.qssfile = "./qss/noborder.qss"

        self.style = CommonStyleSheet.loadqss(self.qssfile)

        self.setStyleSheet(self.style)

class CommonStyleSheet:

    def __init__(self):

        pass

    @staticmethod

    def loadqss(style):

        with open (style, "r", encoding="utf-8") as f:

            return f.read()

if __name__ == "__main__":

    app = QApplication(sys.argv)

    win = NoBorderWindow()

    win.show()

    sys.exit(app.exec_())

Qss文件

QWidget{

    background-color:greenyellow;

}