windows.py 文件源码

def set_bg_image(self):
        self.bgimage = QtGui.QPixmap("images/bg.png").scaled(self.size(), transformMode=QtCore.Qt.SmoothTransformation)
        palette = QtGui.QPalette()
        palette.setBrush(QtGui.QPalette.Window,self.bgimage)
        self.setPalette(palette)