Java tutorial
/* * This is part of Geomajas, a GIS framework, http://www.geomajas.org/. * * Copyright 2008-2015 Geosparc nv, http://www.geosparc.com/, Belgium. * * The program is available in open source according to the GNU Affero * General Public License. All contributions in this program are covered * by the Geomajas Contributors License Agreement. For full licensing * details, see LICENSE.txt in the project root. */ package org.geomajas.quickstart.gwt.client; import com.google.gwt.core.client.EntryPoint; import com.google.gwt.user.client.Cookies; import com.smartgwt.client.types.Alignment; import com.smartgwt.client.types.Overflow; import com.smartgwt.client.widgets.Window; import com.smartgwt.client.widgets.layout.HLayout; import com.smartgwt.client.widgets.layout.Layout; import com.smartgwt.client.widgets.layout.VLayout; import org.geomajas.gwt.client.command.CommunicationExceptionCallback; import org.geomajas.gwt.client.command.GwtCommandDispatcher; import org.geomajas.gwt.client.i18n.I18nProvider; import org.geomajas.gwt.client.map.event.MapModelChangedEvent; import org.geomajas.gwt.client.map.event.MapModelChangedHandler; import org.geomajas.gwt.client.util.CrocEyeNotificationHandler; import org.geomajas.gwt.client.util.Log; import org.geomajas.gwt.client.util.Notify; import org.geomajas.gwt.client.util.WidgetLayout; import org.geomajas.gwt.client.widget.MapWidget; import org.geomajas.gwt.client.widget.OverviewMap; import org.geomajas.widget.advancedviews.client.widget.ExpandingThemeWidget; import org.geomajas.widget.advancedviews.configuration.client.ThemesInfo; import org.geomajas.widget.featureinfo.client.widget.DockableWindow; import org.geomajas.widget.layer.client.widget.CombinedLayertree; import org.geomajas.widget.searchandfilter.client.util.GsfLayout; import org.geomajas.widget.searchandfilter.client.util.SearchCommService; import org.geomajas.widget.searchandfilter.client.widget.attributesearch.AttributeSearchCreator; import org.geomajas.widget.searchandfilter.client.widget.attributesearch.AttributeSearchPanel; import org.geomajas.widget.searchandfilter.client.widget.geometricsearch.FreeDrawingSearch; import org.geomajas.widget.searchandfilter.client.widget.geometricsearch.GeometricSearchCreator; import org.geomajas.widget.searchandfilter.client.widget.geometricsearch.GeometricSearchPanel; import org.geomajas.widget.searchandfilter.client.widget.geometricsearch.GeometricSearchPanelCreator; import org.geomajas.widget.searchandfilter.client.widget.geometricsearch.SelectionSearch; import org.geomajas.widget.searchandfilter.client.widget.multifeaturelistgrid.MultiFeatureListGrid; import org.geomajas.widget.searchandfilter.client.widget.search.CombinedSearchCreator; import org.geomajas.widget.searchandfilter.client.widget.search.CombinedSearchPanel; import org.geomajas.widget.searchandfilter.client.widget.search.DockableWindowSearchWidget; import org.geomajas.widget.searchandfilter.client.widget.search.SearchEvent; import org.geomajas.widget.searchandfilter.client.widget.search.SearchHandler; import org.geomajas.widget.searchandfilter.client.widget.search.SearchWidget; import org.geomajas.widget.searchandfilter.client.widget.search.SearchWidgetRegistry; import org.geomajas.widget.utility.gwt.client.ribbon.RibbonBarLayout; import org.geomajas.widget.utility.gwt.client.util.GuwLayout; /** * Entry point and main class for GWT application. This class defines the layout and functionality of this application. * * @author geomajas-gwt-archetype */ public class Application implements EntryPoint { private Window searchResult; private MapWidget map; private OverviewMap overviewMap; private MultiFeatureListGrid searchResultGrid; // @Autowired // private SecurityServiceInfo secInfo; public void onModuleLoad() { initializeConstants(); // @extract-start TokenRequestHandler, Set the token request handler GwtCommandDispatcher dispatcher = GwtCommandDispatcher.getInstance(); // start section "security enabled": this will show a login screen. // dispatcher.setTokenRequestHandler( // new StaticSecurityTokenRequestHandler( // "Possible users are 'luc' and 'marino'. The password is the same as the login.")); // end section "security enabled" // Build all layout blocks. Layout header = createHeader(); Layout footer = createFooter(); HLayout layoutRibbon = new HLayout(); layoutRibbon.setAlign(Alignment.CENTER); VLayout layoutWest = new VLayout(); layoutWest.addStyleName("applicationLayoutWest"); VLayout layoutCenter = new VLayout(); layoutCenter.addStyleName("applicationLayoutCenter"); VLayout mainLayout = new VLayout(); layoutRibbon.setHeight(85); layoutRibbon.setOverflow(Overflow.HIDDEN); // layoutNorth.addMember(layoutNorthWest); // layoutNorth.addMember(layoutNorthCenter); // layoutNorth.addMember(layoutNorthEast); HLayout middle = new HLayout(); middle.setHeight("*"); layoutWest.setWidth(300); middle.addMember(layoutWest); middle.addMember(layoutCenter); mainLayout.addMember(header); mainLayout.addMember(layoutRibbon); mainLayout.addMember(middle); mainLayout.addMember(footer); mainLayout.addStyleName("applicationLayoutBody"); mainLayout.setWidth100(); mainLayout.setHeight100(); // --------------------------------------------------------------------- // Create the left-side (map and tabs): // --------------------------------------------------------------------- map = new MapWidget("mapMain", "app"); GsfLayout.searchWindowParentElement = map; // -- Create Ribbon final RibbonBarLayout ribbonBar = new RibbonBarLayout(map, "app", "ribbon-bar"); ribbonBar.setAlign(Alignment.CENTER); ribbonBar.setOverflow(Overflow.HIDDEN); ribbonBar.setStyleName("msRibbon"); ribbonBar.setMembersMargin(0); ribbonBar.setHeight(100); // LayerTree layout: CombinedLayertree layerTree = getCombinedLayertree(); layoutRibbon.addMember(ribbonBar); layoutWest.addMember(layerTree); layoutCenter.addMember(map); // @extract-start ClientConfigurationLoader, Replace the client configuration loader /*ClientConfigurationService.setConfigurationLoader(new ClientConfigurationLoader() { public void loadClientApplicationInfo(final String applicationId, final ClientConfigurationSetter setter) { GwtCommand commandRequest = new GwtCommand(AppConfigurationRequest.COMMAND); commandRequest.setCommandRequest(new AppConfigurationRequest(applicationId)); GwtCommandDispatcher.getInstance().execute(commandRequest, new AbstractCommandCallback<AppConfigurationResponse>() { public void execute(AppConfigurationResponse response) { setter.set(applicationId, response.getApplication()); } }); } });*/ // @extract-end mainLayout.draw(); initialize(); } private CombinedLayertree getCombinedLayertree() { // if (!map.getMapModel().getMapInfo().getWidgetInfo().containsKey(ClientLayerTreeInfo.IDENTIFIER)) { // ClientBranchNodeInfo rootNode = new ClientBranchNodeInfo(); // for (Layer layer : map.getMapModel().getLayers()) { // ClientLayerNodeInfo node = new ClientLayerNodeInfo(); // node.setLayerId(layer.getId()); // rootNode.getTreeNodes().add(node); // } // ClientLayerTreeInfo clti = new ClientLayerTreeInfo(); // clti.setTreeNode(rootNode); // map.getMapModel().getMapInfo().getWidgetInfo().put(ClientLayerTreeInfo.IDENTIFIER, clti); // } return new CombinedLayertree(map); } private void addThemeWidget() { if (map.getMapModel().getMapInfo().getWidgetInfo().containsKey(ThemesInfo.IDENTIFIER)) { ExpandingThemeWidget themes = new ExpandingThemeWidget(map); themes.setParentElement(map); themes.setSnapTo("BL"); themes.setSnapOffsetTop(-50); themes.setSnapOffsetLeft(10); themes.setShowShadow(false); } } private Layout createFooter() { Layout footer = new Layout(); footer.setHeight(10); footer.addStyleName("applicationLayoutHeaderBar"); return footer; } private Layout createHeader() { VLayout headerLayout = new VLayout(); headerLayout.setHeight(5 + 52 + 5); Layout topBlackBar = new Layout(); topBlackBar.addStyleName("applicationLayoutHeaderBar"); topBlackBar.setHeight(5); HLayout header = new HLayout(); header.addStyleName("applicationLayoutHeader"); header.setHeight(52); Layout bottomBlackBar = new Layout(); bottomBlackBar.addStyleName("applicationLayoutHeaderBar"); bottomBlackBar.setHeight(5); headerLayout.addMember(topBlackBar); headerLayout.addMember(header); headerLayout.addMember(bottomBlackBar); return headerLayout; } private void initializeConstants() { // register Global layout stuff GuwLayout.ribbonBarInternalMargin = 2; GuwLayout.ribbonGroupInternalMargin = 4; GuwLayout.DropDown.ribbonBarDropDownButtonDescriptionIconSize = 24; GuwLayout.ribbonTabOverflow = Overflow.HIDDEN; GsfLayout.searchWindowPositionType = DockableWindowSearchWidget.SearchWindowPositionType.SNAPTO; GsfLayout.searchWindowPosSnapTo = "TR"; // GsfLayout.searchWindowPosLeft = -25; SearchCommService.searchResultSize = 500; //Register crock eye notificator. Notify.getInstance().setHandler(CrocEyeNotificationHandler.getInstance()); GwtCommandDispatcher.getInstance().setCommandExceptionCallback(CrocEyeNotificationHandler.getInstance()); GwtCommandDispatcher.getInstance().setCommunicationExceptionCallback(new CommunicationExceptionCallback() { @Override public void onCommunicationException(Throwable error) { // Hide communication errors from the user, but report to server (try once) String msg = I18nProvider.getGlobal().commandCommunicationError() + ":\n" + error.getMessage(); Log.logError(msg, error); } }); WidgetLayout.crocEyePositionLeft = 150; GuwLayout.DropDown.showDropDownImage = false; Cookies.setCookie("skin_name", "Enterprise"); } public void initialize() { initializeSearches(); map.getMapModel().addMapModelChangedHandler(new MapModelChangedHandler() { public void onMapModelChanged(MapModelChangedEvent event) { PanAndZoomSlider.addPanAndZoomSliderTo(map); addThemeWidget(); } }); } private void initializeSearches() { // --------------------------------------------------------------------- // Create dataGrid where result will be shown // --------------------------------------------------------------------- setSearchResult(new DockableWindow()); getSearchResult().setTitle("Search results"); // MESSAGES.searchResults()); getSearchResult().setWidth(650); getSearchResult().setHeight(300); getSearchResult().moveTo(50, 75); getSearchResult().setKeepInParentRect(true); getSearchResult().setCanDragResize(true); setSearchResultGrid(new MultiFeatureListGrid(map)); getSearchResultGrid().setClearTabsetOnSearch(true); getSearchResultGrid().setShowDetailsOnSingleResult(true); getSearchResultGrid().setShowCsvExportAction(false); getSearchResult().addItem(getSearchResultGrid()); // --------------------------------------------------------------------- // Create Searchpanels // --------------------------------------------------------------------- SearchWidgetRegistry.initialize(map, getSearchResultGrid(), false); SearchWidgetRegistry.put(new AttributeSearchCreator() { public SearchWidget createInstance(MapWidget mapWidget) { AttributeSearchPanel asp = new AttributeSearchPanel(mapWidget); asp.setCanAddToFavourites(false); return new DockableWindowSearchWidget(IDENTIFIER, getSearchWidgetName(), asp); } }); SearchWidgetRegistry.put(new GeometricSearchCreator(new GeometricSearchPanelCreator() { public GeometricSearchPanel createInstance(MapWidget mapWidget) { GeometricSearchPanel gsp = new GeometricSearchPanel(mapWidget); gsp.setCanAddToFavourites(false); gsp.addSearchMethod(new FreeDrawingSearch()); gsp.addSearchMethod(new SelectionSearch()); return gsp; } })); SearchWidgetRegistry.put(new CombinedSearchCreator() { public SearchWidget createInstance(MapWidget mapWidget) { CombinedSearchPanel csp = new CombinedSearchPanel(mapWidget); csp.initializeListUseAll(); csp.setCanAddToFavourites(false); return new DockableWindowSearchWidget(IDENTIFIER, getSearchWidgetName(), csp); } }); // -- show resultgrid after search is finished SearchWidgetRegistry.addSearchHandler(new SearchHandler() { public void onSearchStart(SearchEvent event) { } public void onSearchDone(SearchEvent event) { // handled by featureListGrid, no need for us to do something } public void onSearchEnd(SearchEvent event) { if (!(getSearchResultGrid().isShowDetailsOnSingleResult() && event.isSingleResult())) { showSearchResultWindow(); } } }); } /** * @param searchResultGrid * the searchResultGrid to set */ protected void setSearchResultGrid(MultiFeatureListGrid searchResultGrid) { this.searchResultGrid = searchResultGrid; } /** * @return the searchResultGrid */ protected MultiFeatureListGrid getSearchResultGrid() { return searchResultGrid; } public void showSearchResultWindow() { searchResult.show(); searchResult.bringToFront(); } /** * @return the searchResult */ protected Window getSearchResult() { return searchResult; } /** * @param searchResult * the searchResult to set */ protected void setSearchResult(Window searchResult) { this.searchResult = searchResult; } }