Example usage for com.google.gwt.maps.client.geocode LocationCallback LocationCallback

Introduction

In this page you can find the example usage for com.google.gwt.maps.client.geocode LocationCallback LocationCallback.

Prototype

LocationCallback

Source Link

Usage

From source file:com.google.gwt.maps.sample.hellomaps.client.Geocoder2Demo.java

License:Apache License

private void showAddress(final String address) {
    final InfoWindow info = map.getInfoWindow();
    geocoder.getLocations(address, new LocationCallback() {
        public void onFailure(int statusCode) {
            Window.alert("Sorry, we were unable to geocode that address");
        }//w  w  w.  ja v a2s  .  c  o  m

        public void onSuccess(JsArray<Placemark> locations) {
            Placemark place = locations.get(0);
            Marker marker = new Marker(place.getPoint());
            map.addOverlay(marker);
            String message = place.getAddress() + "<br>" + "<b>Country code:</b> " + place.getCountry();
            info.open(marker, new InfoWindowContent(message));
        }
    });
}

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From source file:com.google.gwt.maps.sample.hellomaps.client.ReverseGeocoderDemo.java

License:Apache License

public ReverseGeocoderDemo() {
    VerticalPanel outer = new VerticalPanel();
    map = new MapWidget(LatLng.newInstance(0, 0), 1);
    outer.add(map);//ww  w.j a v  a  2  s  .c o m
    map.setSize("500px", "300px");
    initWidget(outer);
    // Workaround for bug with click handler & setUItoDefaults() - see issue 260
    MapUIOptions opts = map.getDefaultUI();
    opts.setDoubleClick(false);
    map.setUI(opts);

    map.addMapClickHandler(new MapClickHandler() {

        public void onClick(final MapClickEvent event) {
            // Do not mis-interpret clicks on the info window and marker as
            // map click events to be reverse geocoded.
            if (event.getOverlay() != null) {
                return;
            }
            final Marker marker = new Marker(event.getLatLng());
            final VerticalPanel panel = new VerticalPanel();
            final InfoWindowContent content = new InfoWindowContent(panel);
            panel.add(new Label("LatLng: " + event.getLatLng().toString()));

            // Do a reverse geocode of this position
            geocoder.getLocations(event.getLatLng(), new LocationCallback() {

                public void onFailure(int statusCode) {
                    Window.alert("Failed to geocode position " + event.getLatLng() + ". Status: " + statusCode
                            + " " + StatusCodes.getName(statusCode));
                }

                public void onSuccess(JsArray<Placemark> locations) {
                    for (int i = 0; i < locations.length(); ++i) {
                        Placemark location = locations.get(i);
                        StringBuilder value = new StringBuilder();
                        if (location.getAddress() != null) {
                            value.append(location.getAddress());
                        } else {
                            if (location.getCity() != null) {
                                value.append(location.getCity());
                            }
                            if (location.getAdministrativeArea() != null) {
                                value.append(location.getAdministrativeArea() + ", ");
                            }
                            if (location.getCountry() != null) {
                                value.append(location.getCountry());
                            }
                        }
                        int ordinal = (i + 1);
                        panel.add(new Label("  " + ordinal + ") " + value.toString()));
                    }
                    map.addOverlay(marker);
                    map.getInfoWindow().open(marker, content);
                }
            });
            marker.addMarkerClickHandler(new MarkerClickHandler() {

                public void onClick(MarkerClickEvent markerClickEvent) {
                    if (!map.getInfoWindow().isVisible()) {
                        map.getInfoWindow().open(marker, content);
                    }
                }
            });
        }

    });
    geocoder = new Geocoder();
}

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From source file:org.maps.client.Maps.java

License:Apache License

private void handleMapClick(final LatLng point) {
    LocationCallback callback = new LocationCallback() {
        public void onFailure(int statusCode) {
            // clicked somewhere off of the US
        }//from w ww. j  a  va  2s . c o m

        public void onSuccess(JsArray<Placemark> locations) {
            Placemark placemark = locations.get(0);
            handleMapClick(point, placemark, map.getZoomLevel());
        }
    };
    geocoder.getLocations(point, callback);
}

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From source file:org.maps.client.Maps.java

License:Apache License

private void performSearch(final String address) {
    if (address != null && !address.isEmpty()) {
        LocationCallback callback = new LocationCallback() {
            public void onFailure(int statusCode) {
                String message = "We could not find " + address + " due to: " + getMessage(statusCode);
                handleFailure(message);/*from  www  . j a v  a 2 s  .co m*/
            }

            public void onSuccess(JsArray<Placemark> locations) {
                map.clearOverlays();
                Placemark location = locations.get(0);
                map.setCenter(location.getPoint(), getZoom(location.getAccuracy()));
                refreshLayers();
            }
        };

        geocoder.getLocations(address, callback);
    }
}

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