Launching NFC when screen is Locked in Android

Question

I want to launch My Application when we taps on NFC tag even Phone is Locked same as did in Google Wallet Application.

I tried in f

Answer 1

Probably it could work if you use:

getWindow().addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);

http://developer.android.com/reference/android/view/WindowManager.LayoutParams.html#FLAG_SHOW_WHEN_LOCKED