屏幕休眠

//屏幕一直亮，禁止休眠

getWindow().setFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON,
                        WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);

 

//清除禁止休眠

getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);