使用android 隱藏命令

添加秘密程式，通過撥號啟動

AndroidManifest.xml

<receiver android:name=".secret">

       <intent-filter>

       <action android:name="android.provider.Telephony.SECRET_CODE" />

       <data android:scheme="android_secret_code" android:host="1234"/> 

      </intent-filter>

</receiver>


secret.java

public class secret extends BroadcastReceiver {

          

    @Override

    public void onReceive(Context context, Intent intent) {

    String action = intent.getAction();

    String host = intent.getData() != null ? intent.getData().getHost() : null;

      

    if (Intents.SECRET_CODE_ACTION.equals(action) && "1234".equals(host)) { 

       //start an acitivity

      }

    }

}


SECRET_CODE_ACTION

public static final String SECRET_CODE_ACTION Broadcast Action: A "secret code" has been entered in the dialer. Secret codes are of the form *#*##*#*. The intent will have the data URI:

android_secret_code://<code>

Intent intent = new Intent("android.provider.Telephony.SECRET_CODE",
                   Uri.parse("android_secret_code://" + "4636"));
           sendBroadcast(intent);