127 lines
3.8 KiB
Java
127 lines
3.8 KiB
Java
package org.gcube.portlet.user.my_vres.client;
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import java.util.ArrayList;
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import java.util.LinkedHashMap;
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import org.gcube.portlet.user.my_vres.client.widgets.ClickableVRE;
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import org.gcube.portlet.user.my_vres.shared.VRE;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.core.client.ScriptInjector;
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import com.google.gwt.dom.client.Style.Unit;
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import com.google.gwt.user.client.rpc.AsyncCallback;
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import com.google.gwt.user.client.ui.Composite;
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import com.google.gwt.user.client.ui.FlowPanel;
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import com.google.gwt.user.client.ui.HTML;
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import com.google.gwt.user.client.ui.HasAlignment;
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import com.google.gwt.user.client.ui.HorizontalPanel;
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import com.google.gwt.user.client.ui.Image;
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import com.google.gwt.user.client.ui.SimplePanel;
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import com.google.gwt.user.client.ui.VerticalPanel;
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/**
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*
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* @author Massimiliano Assante - ISTI CNR
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*
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*/
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public class VresPanel extends Composite {
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public static final String loading = GWT.getModuleBaseURL() + "../images/loading.gif";
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private static final int LOAD_MAX_IMAGE_NO = 10;
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private final MyVREsServiceAsync myVREsService = GWT.create(MyVREsService.class);
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private FlowPanel flowPanel;
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private VerticalPanel mainPanel = new VerticalPanel();
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private SimplePanel catPanel = new SimplePanel();
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private HorizontalPanel imagesPanel = new HorizontalPanel();
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private Image loadingImage = new Image(loading);
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private LinkedHashMap<String, ArrayList<VRE>> cachedVREs = null;
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boolean hasVres = false;
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public VresPanel(GetParameters params) {
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super();
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loadingImage.getElement().getStyle().setMarginTop(59, Unit.PX);
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mainPanel.setHorizontalAlignment(HasAlignment.ALIGN_CENTER);
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mainPanel.setWidth("100%");
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mainPanel.setStyleName("mainPanel");
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this.flowPanel = new FlowPanel();
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flowPanel.setWidth("100%");
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flowPanel.setStyleName("flowPanel");
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catPanel.setWidth("95%");
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loadVREs(params);
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initWidget(mainPanel);
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//change the portlet title only if is an authorisation
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if (params != null)
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ScriptInjector.fromString("$wnd.jQuery(\".portlet-title-text\").text('Please select in which of your VREs you approve this application');").inject();
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}
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private void loadVREs(final GetParameters params) {
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mainPanel.add(loadingImage);
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myVREsService.getUserVREs(new AsyncCallback<LinkedHashMap<String,ArrayList<VRE>>>() {
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@Override
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public void onFailure(Throwable caught) {
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flowPanel.add(new HTML("Could not fetch personal VREs: " + caught.getMessage()));
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}
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@Override
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public void onSuccess(LinkedHashMap<String, ArrayList<VRE>> result) {
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cachedVREs = result;
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showIconView(params);
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}
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});
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}
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private void showIconView(final GetParameters params) {
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boolean hasVREs = false;
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mainPanel.clear();
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mainPanel.setHorizontalAlignment(HasAlignment.ALIGN_LEFT);
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int i = 0;
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for (String cat : cachedVREs.keySet()) {
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if (! cachedVREs.get(cat).isEmpty()) {
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SimplePanel catPanel = new SimplePanel();
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catPanel.setStyleName("category-panel");
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HTML categ = new HTML(cat);
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categ.setStyleName("category-name");
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catPanel.add(categ);
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mainPanel.add(catPanel);
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FlowPanel flowPanel = new FlowPanel();
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flowPanel.setWidth("100%");
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flowPanel.setStyleName("flowPanel");
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for (VRE vre: cachedVREs.get(cat)) {
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if (vre.getName().compareTo("")!= 0)
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hasVREs = true;
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ClickableVRE vreButton = new ClickableVRE(myVREsService, vre, (i < LOAD_MAX_IMAGE_NO), params);
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flowPanel.add(vreButton);
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//do not show the add more placeholder VRE is is an authorisation
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if (params != null && vre.getName().compareTo("") == 0) {
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mainPanel.remove(catPanel);
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flowPanel.remove(vreButton);
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}
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i++;
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}
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mainPanel.add(flowPanel);
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}
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}
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GWT.log("i="+i);
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if (! hasVREs) {
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mainPanel.clear();
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mainPanel.add(new NoVresPanel());
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imagesPanel.clear();
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}
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}
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}
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