Make my app launch when secret code entered?

Question

How would I make my app launch when a secret code, such as *#*#12345#*#* is entered into the dialer?

I couldn\'t find a solution in the Android docs.

Answer 1

Create a broadcast receiver with this action:

• ACTION_NEW_OUTGOING_CALL

In the extras you find the dialed number.

Edit: Here is tutorial for broadcast receiver.