要实现安卓屏幕唤醒的功能,可以使用以下代码示例:
import android.os.PowerManager;
import android.content.Context;
import android.app.KeyguardManager;
import android.view.WindowManager;
// 唤醒屏幕
public void wakeUpScreen(Context context) {
PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
boolean isScreenOn = pm.isScreenOn();
if (!isScreenOn) {
PowerManager.WakeLock wl = pm.newWakeLock(
PowerManager.FULL_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP |
PowerManager.ON_AFTER_RELEASE, "MyLock");
wl.acquire(10000); // 屏幕将在10秒后自动解锁
KeyguardManager km= (KeyguardManager) context.getSystemService(Context.KEYGUARD_SERVICE);
KeyguardManager.KeyguardLock kl = km.newKeyguardLock("MyLock");
kl.disableKeyguard();
}
getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
}
// 解锁屏幕
public void unlockScreen(Context context) {
KeyguardManager km= (KeyguardManager) context.getSystemService(Context.KEYGUARD_SERVICE);
KeyguardManager.KeyguardLock kl = km.newKeyguardLock("MyLock");
kl.disableKeyguard();
}
wakeUpScreen()
方法来唤醒屏幕,调用unlockScreen()
方法来解锁屏幕。请注意,在使用完唤醒屏幕的功能后,为了避免耗电,记得调用release()
方法释放WakeLock
。
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