@Override
public boolean onPreferenceChange(Preference preference, Object value) {
String stringValue = value.toString();
// are we starting the preference activity?
if (!mBindingPreference) {
if (preference.getKey().equals(getString(R.string.pref_location_key))) {
FetchWeatherTask weatherTask = new FetchWeatherTask(this);
String location = value.toString();
weatherTask.execute(location);
} else {
// notify code that weather may be impacted
getContentResolver().notifyChange(WeatherContract.WeatherEntry.CONTENT_URI, null);
}
}
if (preference instanceof ListPreference) {
// For list preferences, look up the correct display value in
// the preference's 'entries' list (since they have separate labels/values).
ListPreference listPreference = (ListPreference) preference;
int prefIndex = listPreference.findIndexOfValue(stringValue);
if (prefIndex >= 0) {
preference.setSummary(listPreference.getEntries()[prefIndex]);
}
} else {
// For other preferences, set the summary to the value's simple string representation.
preference.setSummary(stringValue);
}
return true;
}
private void updateWeather() {
FetchWeatherTask weatherTask = new FetchWeatherTask();
String location =
PreferenceManager.getDefaultSharedPreferences(getActivity())
.getString(
getString(R.string.pref_location_key), getString(R.string.pref_location_default));
weatherTask.execute(location);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
int id = item.getItemId();
if (id == R.id.action_refresh) {
FetchWeatherTask fetch_weather;
Log.i("options_menu", "Creating task");
fetch_weather = new FetchWeatherTask();
fetch_weather.execute("94043");
return false;
}
return super.onOptionsItemSelected(item);
}
private void updateWeather() {
FetchWeatherTask weatherTask = new FetchWeatherTask();
/**
* SharedPreferences can access Preferences everywhere Notice 2x getString(getString(key),
* getString(value))
*/
SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(getActivity());
// Location Setting
String location =
sharedPref.getString(
getString(R.string.pref_location_key), getString(R.string.pref_location_default));
weatherTask.execute(location);
}
@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) {
FetchWeatherTask fetchWeatherTask = new FetchWeatherTask();
fetchWeatherTask.execute("Zagreb", "CRO");
return true;
}
return super.onOptionsItemSelected(item);
}
private void updateWeather() {
FetchWeatherTask weatherTask = new FetchWeatherTask();
// get settings
SharedPreferences sharedPrefs =
PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
// get city / zip code from settings
String location = sharedPrefs.getString("location", "94043");
// get unit type
String unit = sharedPrefs.getString("unit", "metric");
// run task and get weather for specified location
weatherTask.execute(location, unit);
}
/*
Students: uncomment testAddLocation after you have written the AddLocation function.
This test will only run on API level 11 and higher because of a requirement in the
content provider.
*/
@TargetApi(11)
public void testAddLocation() {
// start from a clean state
getContext()
.getContentResolver()
.delete(
WeatherContract.LocationEntry.CONTENT_URI,
WeatherContract.LocationEntry.COLUMN_LOCATION_SETTING + " = ?",
new String[] {ADD_LOCATION_SETTING});
FetchWeatherTask fwt = new FetchWeatherTask(getContext());
long locationId =
fwt.addLocation(
ADD_LOCATION_SETTING, ADD_LOCATION_CITY, ADD_LOCATION_LAT, ADD_LOCATION_LON);
// does addLocation return a valid record ID?
assertFalse("Error: addLocation returned an invalid ID on insert", locationId == -1);
// test all this twice
for (int i = 0; i < 2; i++) {
// does the ID point to our location?
Cursor locationCursor =
getContext()
.getContentResolver()
.query(
WeatherContract.LocationEntry.CONTENT_URI,
new String[] {
WeatherContract.LocationEntry._ID,
WeatherContract.LocationEntry.COLUMN_LOCATION_SETTING,
WeatherContract.LocationEntry.COLUMN_CITY_NAME,
WeatherContract.LocationEntry.COLUMN_COORD_LAT,
WeatherContract.LocationEntry.COLUMN_COORD_LONG
},
WeatherContract.LocationEntry.COLUMN_LOCATION_SETTING + " = ?",
new String[] {ADD_LOCATION_SETTING},
null);
// these match the indices of the projection
if (locationCursor.moveToFirst()) {
assertEquals(
"Error: the queried value of locationId does not match the returned value"
+ "from addLocation",
locationCursor.getLong(0),
locationId);
assertEquals(
"Error: the queried value of location setting is incorrect",
locationCursor.getString(1),
ADD_LOCATION_SETTING);
assertEquals(
"Error: the queried value of location city is incorrect",
locationCursor.getString(2),
ADD_LOCATION_CITY);
assertEquals(
"Error: the queried value of latitude is incorrect",
locationCursor.getDouble(3),
ADD_LOCATION_LAT);
assertEquals(
"Error: the queried value of longitude is incorrect",
locationCursor.getDouble(4),
ADD_LOCATION_LON);
} else {
fail("Error: the id you used to query returned an empty cursor");
}
// there should be no more records
assertFalse(
"Error: there should be only one record returned from a location query",
locationCursor.moveToNext());
// add the location again
long newLocationId =
fwt.addLocation(
ADD_LOCATION_SETTING, ADD_LOCATION_CITY, ADD_LOCATION_LAT, ADD_LOCATION_LON);
assertEquals(
"Error: inserting a location again should return the same ID", locationId, newLocationId);
}
// reset our state back to normal
getContext()
.getContentResolver()
.delete(
WeatherContract.LocationEntry.CONTENT_URI,
WeatherContract.LocationEntry.COLUMN_LOCATION_SETTING + " = ?",
new String[] {ADD_LOCATION_SETTING});
// clean up the test so that other tests can use the content provider
getContext()
.getContentResolver()
.acquireContentProviderClient(WeatherContract.LocationEntry.CONTENT_URI)
.getLocalContentProvider()
.shutdown();
}