これが私のアプリの動作を低下させる原因となっている理由はありますか?「GPSからの更新のリクエスト」と「ネットワークからのアップデートのリクエスト」が2回表示されることにログで気づきました。とにかく、ここに私のコードがあります。どんな助けでもありがたいです。
public class statuspage extends MapActivity {
private MapController mapController;
private MyLocationOverlay myLocation;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.statuspage);
// Get Mapping Controllers etc
MapView mapView = (MapView) findViewById(R.id.mapView);
mapController = mapView.getController();
mapController.setZoom(14);
mapView.setBuiltInZoomControls(true);
// Add the MyLocationOverlay
myLocation = new MyLocationOverlay(this, mapView);
mapView.getOverlays().add(myLocation);
myLocation.enableMyLocation();
myLocation.runOnFirstFix(new Runnable() {
public void run() {
mapController.animateTo(myLocation.getMyLocation());
}
});
}
class MapOverlay extends com.google.android.maps.Overlay {
}
@Override
protected boolean isRouteDisplayed() {
// Location Manager Intiation
LocationManager locationManager;
String bestProvider;
String LOCATION_SERVICE = "location";
locationManager = (LocationManager) this
.getSystemService(LOCATION_SERVICE);
Criteria criteria = new Criteria();
// More accurate, GPS fix.
criteria.setAccuracy(Criteria.ACCURACY_FINE); // More accurate, GPS fix.
bestProvider = locationManager.getBestProvider(criteria, true);
Location location = locationManager.getLastKnownLocation(bestProvider);
if (location != null) {
// Latitude and Longitude TextView
EditText etlongitude = (EditText) findViewById(R.id.etlongitude);
EditText etlatitude = (EditText) findViewById(R.id.etlatitude);
// Disables longitude textview Keyboard Popup.
InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(etlongitude.getWindowToken(), 0);
// Disables latitude textview Keyboard Popup.
InputMethodManager imm2 = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
imm2.hideSoftInputFromWindow(etlatitude.getWindowToken(), 0);
double latitude = location.getLatitude();
double longitude = location.getLongitude();
// Latitude and Longitude TextView Display Coordinates
etlongitude.setText("" + (longitude));
/** longitude textview */
etlatitude.setText("" + (latitude));
/** latitude textview */
String addressString = "No address found";
Geocoder gc = new Geocoder(this, Locale.getDefault());
try {
List<Address> addresses = gc.getFromLocation(latitude,
longitude, 1);
StringBuilder sb = new StringBuilder();
if (addresses.size() > 0) {
Address address = addresses.get(0);
for (int i = 0; i < address.getMaxAddressLineIndex(); i++)
sb.append(address.getAddressLine(i)).append("\n");
//sb.append(address.getFeatureName()).append("\n");
//sb.append(address.getPhone()).append("\n");
//sb.append(address.getLocality()).append("\n");
//sb.append(address.getPostalCode()).append("\n");
//sb.append(address.getCountryName());
}
addressString = sb.toString();
TextView scrollview = (TextView) findViewById(R.id.scrollview);
scrollview.setText("Your location:" + "\n" + "(Accurate to 500 meters)" +"\n" +(addressString));
} catch (IOException e) {
}
// locationManager.removeUpdates((LocationListener) location);
locationManager = null;