public class HelloWorld extends Activity { private static final int DELAY = 3000; int defTimeOut = 0; @Override protected void onCreate(Bundle savedInstanceState) { // Be sure to call the super class. super.onCreate(savedInstanceState); // See assets/res/any/layout/hello_world.xml for this // view layout definition, which is being set here as // the content of our screen. setContentView(R.layout.hello_world); defTimeOut … Read more
You can’t, starting with Android 1.5. The most you can do is pop open the activity to allow the user to toggle it on/off. Use the action held in android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS to craft an Intent to open this activity.
Currently most developers accomplish this using one of the following 3 techniques. The first approach is easily circumvented, the first time you run the app save the date/time to a file, database, or shared preferences and every time you run the app after that check to see if the trial period has ended. This is … Read more
Best way seems to be the following: final LocationManager manager = (LocationManager) getSystemService( Context.LOCATION_SERVICE ); if ( !manager.isProviderEnabled( LocationManager.GPS_PROVIDER ) ) { buildAlertMessageNoGps(); } private void buildAlertMessageNoGps() { final AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setMessage(“Your GPS seems to be disabled, do you want to enable it?”) .setCancelable(false) .setPositiveButton(“Yes”, new DialogInterface.OnClickListener() { public void onClick(@SuppressWarnings(“unused”) final … Read more
“Some sample code” is not that easy when it comes to AlarmManager. Here is a snippet showing the setup of AlarmManager: AlarmManager mgr=(AlarmManager)context.getSystemService(Context.ALARM_SERVICE); Intent i=new Intent(context, OnAlarmReceiver.class); PendingIntent pi=PendingIntent.getBroadcast(context, 0, i, 0); mgr.setRepeating(AlarmManager.ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime(), PERIOD, pi); In this example, I am using setRepeating(). If you want a one-shot alarm, you would just use set(). Be … Read more