protected void manageUpdateListener(boolean register, SensorEventListener listener) {
if (register) {
if (!listeningForUpdate) {
sensorAttached = sensorHelper.attach(proxy.getTiContext().getActivity());
if (sensorAttached) {
LocationManager locationManager =
(LocationManager)
proxy.getTiContext().getActivity().getSystemService(Context.LOCATION_SERVICE);
Criteria criteria = new Criteria();
String provider = locationManager.getBestProvider(criteria, true);
if (provider != null) {
Location location = locationManager.getLastKnownLocation(provider);
if (location != null) {
geomagneticField =
new GeomagneticField(
(float) location.getLatitude(),
(float) location.getLongitude(),
(float) location.getAltitude(),
System.currentTimeMillis());
}
}
sensorHelper.registerListener(SENSORS, listener, SensorManager.SENSOR_DELAY_UI);
listeningForUpdate = true;
}
}
} else {
if (listeningForUpdate) {
sensorHelper.unregisterListener(SENSORS, listener);
if (sensorHelper.isEmpty()) {
listeningForUpdate = false;
sensorHelper.detach();
}
}
}
}
@Override
public Object get(String name, Scriptable start) {
if (this.has(name, start)) {
return super.get(name, start);
}
if (target instanceof TiProxy) {
TiDict constants = ((TiProxy) target).getConstants();
if (constants != null) {
if (constants.containsKey(name)) {
Object value = constants.get(name);
super.putConst(name, start, value);
return value;
}
}
}
if (DBG) {
Log.d(LCAT, "get name: " + name);
}
Object o = NOT_FOUND;
// If starts with Capital letter see if there is a module for it.
if (name.matches("^[A-Z].*") || name.matches("iPhone")) {
Object p = loadModule(name);
if (p != null) {
o = new KrollObject(this, p);
put(name, this, o);
((TiModule) p).postCreate();
}
} else {
if (DBG) {
Log.d(LCAT, "Start: " + start.getClassName() + " looking for method:" + name);
}
o = handleMethodOrProperty(name, start, true, null);
}
return o;
}
public void onResume() {
if (proxy.getTiContext().hasEventListener(EVENT_HEADING, proxy)) {
manageUpdateListener(true, updateListener);
}
}