屏幕保持常亮,有以下两种方法。
方法一
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<uses-permission android:name="android.permission.WAKE_LOCK" />
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private PowerManager powerManager = null;
private WakeLock wakeLock = null;
powerManager = (PowerManager) this.getSystemService(Service.POWER_SERVICE);
wakeLock = this.powerManager.newWakeLock(PowerManager.SCREEN_DIM_WAKE_LOCK, "My Lock");
//是否需计算锁的数量
wakeLock.setReferenceCounted(false);
//请求常亮,onResume()
wakeLock.acquire();