//保持屏幕常亮
PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
mWakeLock = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP, LOCK_TAG);
mWakeLock.acquire();
//释放屏幕常亮锁
if(null != mWakeLock) {
mWakeLock.release();
PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
mWakeLock = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP, LOCK_TAG);
mWakeLock.acquire();
//释放屏幕常亮锁
if(null != mWakeLock) {
mWakeLock.release();
}
**********************************
//屏幕解锁
KeyguardManager keyguardManager = (KeyguardManager)getSystemService(KEYGUARD_SERVICE);
KeyguardLock keyguardLock = keyguardManager.newKeyguardLock(LOCK_TAG);
keyguardLock.disableKeyguard();
//屏幕锁定
keyguardLock.reenableKeyguard();
********************************
<uses-permission android:name="android.permission.DISABLE_KEYGUARD" />
<uses-permission android:name="android.permission.WAKE_LOCK" />
本文介绍了如何在Android应用中实现屏幕常亮及解锁的功能。通过获取PowerManager服务并使用newWakeLock方法来创建WakeLock对象,进而调用acquire方法使屏幕保持点亮状态。此外,还展示了如何通过KeyguardManager服务提供的API实现屏幕的解锁与重新锁定。
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