android 黑屏状态下,开屏代码
16lz
2021-12-04
public class WakeUpScreen extends Activity { PowerManager.WakeLock wakeLock; String TAG="started"; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); KeyguardManager keyguardManager = (KeyguardManager) getSystemService(KEYGUARD_SERVICE); KeyguardLock keyguardLock = keyguardManager.newKeyguardLock(""); if( !pm.isScreenOn() ) { wakeLock = pm.newWakeLock(PowerManager.ACQUIRE_CAUSES_WAKEUP |PowerManager.SCREEN_DIM_WAKE_LOCK, this.getClass().getCanonicalName()); wakeLock.acquire(); keyguardLock.disableKeyguard(); }else{ keyguardLock.reenableKeyguard(); } Intent intent=new Intent(); intent.setClass(this, AgainstTheft.class); startActivity(intent); this.lockScreen(); } @Override protected void onPause() { super.onPause(); wakeLock.release(); } @Override protected void onDestroy() { super.onDestroy(); }}
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