android实现熄灭屏幕

Android关掉屏幕,需要用PowerManager ,并声明相关权限。

获取电源管理器PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
设置相关api

pm.goToSleep(SystemClock.uptimeMillis());

PowerManager.WakeLock wakeLock = pm.newWakeLock(PowerManager.SCREEN_DIM_WAKE_LOCK, "TAG"); wakeLock.acquire();

wakeLock.release();
声明相关权限

<uses-permission android:name="android.permission.WAKE_LOCK" />
<user-permission android:name="android.permission.DEVICE_POWER"/>