Detecting GPS on/off switch in Android phones

Question

I would like to detect when the user changes the GPS settings on or off for an Android phone. Meaning when user switches GPS sattelite on/off or detection via access points

Answer 1

Impement android.location.LocationListener, there you have two functions

public void onProviderEnabled(String provider);
public void onProviderDisabled(String provider);

Using this you can find out when the requested provider is turned on or off