android动态设置windowBackground方法getActivity().getWindow().getDecorView().setBackground(new BitmapDrawable(blurBitmap));版权声明：本文为liangtianmeng原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接和本声明。原文链接：https://blog.csdn.net/liangtianmeng/article/details/86377066