raimund@282: package de.intevation.flys.client.client.ui;
raimund@282: 
raimund@282: import com.google.gwt.core.client.GWT;
raimund@282: 
raimund@282: import com.smartgwt.client.types.VerticalAlignment;
raimund@282: import com.smartgwt.client.widgets.Canvas;
felix@3546: import com.smartgwt.client.widgets.Img;
raimund@282: import com.smartgwt.client.widgets.Label;
raimund@282: import com.smartgwt.client.widgets.form.DynamicForm;
raimund@282: import com.smartgwt.client.widgets.form.fields.LinkItem;
christian@4064: import com.smartgwt.client.widgets.form.fields.events.ClickEvent;
christian@4064: import com.smartgwt.client.widgets.form.fields.events.ClickHandler;
raimund@282: import com.smartgwt.client.widgets.layout.HLayout;
raimund@282: import com.smartgwt.client.widgets.layout.VLayout;
raimund@282: 
christian@4064: import de.intevation.flys.client.client.FLYSConstants;
christian@4064: import de.intevation.flys.client.client.event.StepForwardEvent;
raimund@282: import de.intevation.flys.client.shared.model.Data;
raimund@282: import de.intevation.flys.client.shared.model.DataItem;
raimund@282: import de.intevation.flys.client.shared.model.DataList;
raimund@282: import de.intevation.flys.client.shared.model.DefaultData;
raimund@282: import de.intevation.flys.client.shared.model.DefaultDataItem;
raimund@282: 
raimund@282: 
raimund@282: /**
raimund@282:  * This UIProvider displays the DataItems of the Data object in a list of links.
raimund@282:  *
raimund@282:  * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
raimund@282:  */
raimund@282: public class LinkSelection
raimund@282: extends      MapSelection
raimund@282: {
christian@4131: 
christian@4131:     private static final long serialVersionUID = -7138270638349711024L;
christian@4131: 
raimund@282:     /** The message class that provides i18n strings.*/
raimund@282:     protected FLYSConstants messages = GWT.create(FLYSConstants.class);
raimund@282: 
raimund@282:     /** The combobox.*/
raimund@282:     protected DynamicForm form;
raimund@282: 
raimund@282:     /** The selected river*/
raimund@282:     protected Data river;
raimund@282: 
raimund@282:     /**
raimund@282:      * This method currently returns a
raimund@282:      * {@link com.smartgwt.client.widgets.form.DynamicForm} that contains all
raimund@282:      * data items in a list of links stored in <i>data</i>.
raimund@282:      *
raimund@282:      * @param data The {@link Data} object.
raimund@282:      *
raimund@282:      * @return a combobox.
raimund@282:      */
christian@4064:     @Override
raimund@282:     public Canvas create(DataList data) {
raimund@282:         VLayout v = new VLayout();
raimund@282:         v.setMembersMargin(10);
raimund@282:         v.setAlign(VerticalAlignment.TOP);
raimund@282:         if (data.getState() == null) {
raimund@282:             Canvas module = super.createWidget(data);
raimund@282:             v.addMember(module);
raimund@282:         }
raimund@282:         Canvas content = createWidget(data);
raimund@282:         v.addMember(content);
raimund@282: 
raimund@282:         return v;
raimund@282:     }
raimund@282: 
raimund@282: 
christian@4064:     @Override
raimund@282:     public Canvas createOld(DataList dataList) {
raimund@282:         HLayout layout  = new HLayout();
raimund@282:         VLayout vLayout = new VLayout();
raimund@282:         layout.setWidth("400px");
raimund@282: 
raimund@282:         Label label = new Label(dataList.getLabel());
raimund@282:         label.setWidth("200px");
raimund@282: 
raimund@282:         int size = dataList.size();
raimund@282:         for (int i = 0; i < size; i++) {
raimund@282:             Data data        = dataList.get(i);
raimund@282:             DataItem[] items = data.getItems();
raimund@282: 
raimund@282:             for (DataItem item: items) {
raimund@282:                 HLayout hLayout = new HLayout();
raimund@282: 
raimund@282:                 hLayout.addMember(label);
raimund@282:                 hLayout.addMember(new Label(item.getLabel()));
raimund@282: 
raimund@282:                 vLayout.addMember(hLayout);
raimund@282:                 vLayout.setWidth("130px");
raimund@282:             }
raimund@282:         }
raimund@282: 
raimund@282:         Canvas back = getBackButton(dataList.getState());
raimund@282: 
raimund@282:         layout.addMember(label);
raimund@282:         layout.addMember(vLayout);
raimund@282:         layout.addMember(back);
raimund@282: 
raimund@282:         return layout;
raimund@282:     }
raimund@282: 
raimund@282: 
raimund@282:     /**
raimund@282:      * This method creates the content of the widget.
raimund@282:      *
raimund@282:      * @param data The {@link Data} object.
raimund@282:      *
raimund@282:      * @return a list of links
raimund@282:      */
christian@4064:     @Override
raimund@282:     protected Canvas createWidget(DataList data) {
raimund@282:         GWT.log("LinkSelection - create()");
raimund@282: 
raimund@282:         VLayout layout   = new VLayout();
raimund@282:         layout.setAlign(VerticalAlignment.TOP);
raimund@282:         layout.setHeight(25);
raimund@282: 
raimund@282: 
raimund@282:         form = new DynamicForm();
raimund@282:         VLayout formLayout = new VLayout();
raimund@282: 
raimund@282:         formLayout.setLayoutLeftMargin(60);
raimund@282:         int size = data.size();
raimund@282: 
raimund@282:         for (int i = 0; i < size; i++) {
raimund@282:             Data d = data.get(i);
raimund@282: 
raimund@282:             Label label = new Label(d.getDescription());
raimund@282:             label.setValign(VerticalAlignment.TOP);
raimund@282:             label.setHeight(20);
raimund@282: 
raimund@282:             for (DataItem item: d.getItems()) {
raimund@282:                 LinkItem link = new LinkItem("river");
raimund@282:                 link.setLinkTitle(item.getLabel());
raimund@282:                 link.setTarget(item.getStringValue());
raimund@282:                 link.setShowTitle(false);
raimund@282:                 DynamicForm f = new DynamicForm();
raimund@282:                 f.setItems(link);
raimund@282:                 formLayout.addMember(f);
raimund@282:                 link.addClickHandler(new ClickHandler() {
christian@4064:                     @Override
raimund@282:                     public void onClick(ClickEvent event) {
raimund@282:                         DataItem item = new DefaultDataItem(
raimund@282:                             ((LinkItem)event.getItem()).getLinkTitle(),
raimund@282:                             null,
raimund@282:                             ((LinkItem)event.getItem()).getLinkTitle());
raimund@282: 
raimund@282:                             river = new DefaultData(
raimund@282:                                 "river",
raimund@282:                                 null,
raimund@282:                                 null,
raimund@282:                                 new DataItem [] {item});
raimund@282:                         fireStepForwardEvent (new StepForwardEvent (getData()));
raimund@282:                     }
raimund@282:                 });
raimund@282: 
raimund@282:             }
raimund@282:             label.setWidth(50);
raimund@282: 
raimund@282:             layout.addMember(label);
raimund@282:             layout.addMember(formLayout);
raimund@282:         }
raimund@282:         layout.setAlign(VerticalAlignment.TOP);
raimund@282: 
felix@3546:         String baseUrl = GWT.getHostPageBaseURL();
felix@3546:         Img map = new Img(baseUrl + messages.riverMap(), 400, 452);
felix@3546:         helperContainer.addMember(map);
felix@3546: 
raimund@282:         return layout;
raimund@282:     }
raimund@282: 
raimund@282: 
christian@4064:     @Override
raimund@282:     protected Data[] getData() {
raimund@282:         Data[] module = super.getData();
raimund@282:         if (module != null) {
raimund@282:             return new Data[] {module[0], river};
raimund@282:         }
raimund@282:         else {
raimund@282:             return new Data[] {river};
raimund@282:         }
raimund@282:     }
raimund@282: }
raimund@282: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :