Java Android中的唤醒锁定未打开屏幕
我有一个前台服务,正在等待震动。当它接收到该运动时,它发送一个广播,其中包括:Java Android中的唤醒锁定未打开屏幕,java,android,eclipse,oop,wakelock,Java,Android,Eclipse,Oop,Wakelock,我有一个前台服务,正在等待震动。当它接收到该运动时,它发送一个广播,其中包括: Intent i = new Intent("com.company.app.shakeDetectedMessage"); sendBroadcast(i); 我的主要活动通过广播接收器接收此信息,该接收器实现以下方法: @Override public void onReceive(Context context, Intent intent) { MainActivity.th
Intent i = new Intent("com.company.app.shakeDetectedMessage");
sendBroadcast(i);
我的主要活动通过广播接收器接收此信息,该接收器实现以下方法:
@Override
public void onReceive(Context context, Intent intent)
{
MainActivity.this.turnOnScreen();
Toast.makeText(getApplicationContext(), "Screen ON", Toast.LENGTH_SHORT).show();
}
以及我的开机方法:
getWindow().addFlags(WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD);
getWindow().addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
getWindow().addFlags(WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON);
getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
我有一个部分唤醒锁
PowerManager pm = (PowerManager)getSystemService(POWER_SERVICE);
PowerManager.WakeLock mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "SensorRead");
mWakeLock.acquire();
在服务中声明
然而,当我关掉屏幕摇晃时,屏幕却没有打开!我验证了每个方法都与日志一起工作。即使屏幕关闭,onReceive仍在工作。广播正在播放。只是屏幕无法打开 这对我有用
PowerManager powerManager = getService(this, POWER_SERVICE);
mScreenLock = powerManager.newWakeLock(
PowerManager.SCREEN_BRIGHT_WAKE_LOCK |
PowerManager.ACQUIRE_CAUSES_WAKEUP, "Lock");
mScreenLock.acquire();
调用WakeLocker类的acquire方法 类别:
public abstract class WakeLocker {
private static PowerManager.WakeLock wakeLock;
public static void acquire(Context context) {
if (wakeLock != null) wakeLock.release();
PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
wakeLock = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK |
PowerManager.ACQUIRE_CAUSES_WAKEUP |
PowerManager.ON_AFTER_RELEASE, "WakeLock");
wakeLock.acquire();
}
public static void release() {
if (wakeLock != null) wakeLock.release(); wakeLock = null;
}
}
所需权限:
<uses-permission android:name="android.permission.WAKE_LOCK" />