Example usage for com.google.gwt.gadgets.client GadgetsUtil getUrlParameters

Introduction

In this page you can find the example usage for com.google.gwt.gadgets.client GadgetsUtil getUrlParameters.

Prototype

public static native String getUrlParameters(String param) ;

Source Link

Document

Gets the URL parameter.

Usage

From source file:com.google.gwt.gadgets.sample.traveler.client.TravelerGadget.java

License:Apache License

private void buildUi(TravelerPreferences prefs) {
    String serverUrl = prefs.serverUrl().getValue();
    if (serverUrl == null || "".equals(serverUrl)) {
        String specUrl = GadgetsUtil.getUrlParameters("url");
        String staticContentUrl = specUrl.substring(0, specUrl.lastIndexOf('/'));
        serverUrl = staticContentUrl.substring(0, staticContentUrl.lastIndexOf('/'));
    }//  ww w.j  av a2 s .com
    if (!serverUrl.endsWith("/")) {
        serverUrl += "/";
    }

    travelerServletClient = new TravelerServletClient(serverUrl);
    errorNotifier = ErrorNotifier.getErrorNotifier();

    // Building personal tab

    final ResponseReceivedHandler<Object> refreshWhenDone = new ResponseReceivedHandler<Object>() {
        public void onResponseReceived(ResponseReceivedEvent<Object> event) {
            Response<Object> response = event.getResponse();
            if (response.getStatusCode() == 200) {
                refreshPersonalMap();
            } else {
                errorNotifier.showError(response.getStatusCode(), response.getText());
            }
        }
    };

    LocationHandler createHandler = new LocationHandler() {
        public void handle(Location location) {
            travelerServletClient.saveLocation(location, refreshWhenDone);
        }
    };

    LocationHandler deleteHandler = new LocationHandler() {
        public void handle(Location location) {
            travelerServletClient.deleteLocation(location, refreshWhenDone);
        }
    };

    personalMap = new TravelMap(createHandler, deleteHandler);
    refreshPersonalMap();

    // Building friends tab

    String noPhotoUrl = serverUrl + NO_PHOTO_NAME;
    final PersonBrowser browser = new PersonBrowser(people, FRIENDS_DOCK_HEIGHT, noPhotoUrl);
    final TravelMap friendsMap = new TravelMap();

    browser.setPersonClickedHandler(new PersonClickedHandler() {
        public void handle(String id) {
            friendsMap.clear();
            travelerServletClient.getUsersLocations(id, new ResponseReceivedHandler<JsArray<Location>>() {
                public void onResponseReceived(ResponseReceivedEvent<JsArray<Location>> event) {
                    Response<JsArray<Location>> response = event.getResponse();
                    if (response.getStatusCode() == 200) {
                        friendsMap.zoomOut();
                        friendsMap.showLocation(response.getData());
                    } else {
                        errorNotifier.showError(response.getStatusCode(), response.getText());
                    }
                }
            });
        }
    });

    DockLayoutPanel friendsTab = new DockLayoutPanel(Unit.PX);
    friendsTab.addNorth(browser, FRIENDS_DOCK_HEIGHT);
    friendsTab.add(friendsMap);

    // Building top level panel

    final TabLayoutPanel tabs = new TabLayoutPanel(1.5, Unit.EM);
    tabs.add(personalMap, "My Map");
    tabs.add(friendsTab, "Friends");
    tabs.setSize("100%", "100%");
    tabs.addSelectionHandler(new SelectionHandler<Integer>() {
        public void onSelection(SelectionEvent<Integer> event) {
            Widget widget = tabs.getWidget(event.getSelectedItem());
            if (widget instanceof RequiresResize) {
                ((RequiresResize) widget).onResize();
            }
        }
    });
    RootLayoutPanel.get().add(tabs);
}

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