Learning Android™ Application Programming: A Hands-On Guide to Building Android Applications

Displaying GPS Data in Google Maps

Now that you can display the trips that belong to a route, you want to display the appropriate trip inside Google Maps. First, you need to extend TripsActivity so that when users select a trip, the MapsActivity is displayed.

1. Open the TripsActivity class in the com.androiddevbook.onyourbike.chapter7.activities package. Override the method named onListItemClick. The easy way to do this is to right-click Source > Override > Implement Methods, check the onListItemClick method, and click OK:

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    @Override    protected void onListItemClick(ListView listView, View view,            int position, long id) {}

2. Inside the onListItemClick method, obtain the selected trip and call the parent ...