亮屏 黑屏 解锁 锁屏

在锁机状态下音乐播放器的 睡眠时间到达,这时会弹出睡眠关机提示框,此时要看到睡眠提示框,就要先解锁亮屏,在取消睡眠提示框后又要锁屏黑屏.

亮屏黑屏解锁锁屏
private static PowerManager.WakeLock sCpuWakeLock;
private static KeyguardManager.KeyguardLock sLock;

亮屏
static void acquireCpuWakeLock(Context context) {

if (sCpuWakeLock != null) {
return;
}

PowerManager pm =
(PowerManager) context.getSystemService(Context.POWER_SERVICE);

sCpuWakeLock = pm.newWakeLock(
PowerManager.SCREEN_BRIGHT_WAKE_LOCK |
PowerManager.ACQUIRE_CAUSES_WAKEUP |
PowerManager.ON_AFTER_RELEASE, "debug");
sCpuWakeLock.acquire();
}
黑屏
static void releaseCpuLock() {

if (sCpuWakeLock != null) {
sCpuWakeLock.release();
sCpuWakeLock = null;
}
}
解锁
static void disabledKeyguard(Context context)
{
if(sLock != null)
return;
KeyguardManager km = (KeyguardManager)context.getSystemService(Context.KEYGUARD_SERVICE);
sLock = km.newKeyguardLock("alarm");
sLock.disableKeyguard();
}
锁屏
static void enabledKeyguard()
{
if(sLock != null)
{
sLock.reenableKeyguard();
sLock = null;
}
}