@Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();
//        if (id == R.id.action_refresh) {
//            updateWeather();
//            return true;
//        }
        if (id == R.id.action_map) {
            openPreferredLocationInMap();
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
DetailFragmentCallback for when an item has been selected.
app/src/main/java/com/example/android/sunshine/app/ForecastFragment.java