added More VREs category and handler/button

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/portlets/user/my-vres@128760 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/portlet/user/my_vres/client/MyVREsService.java

@@ -16,4 +16,6 @@ public interface MyVREsService extends RemoteService {
 	LinkedHashMap<String, ArrayList<VRE>> getUserVREs();
 	
 	void loadLayout(String scope, String URL);
+	
+	String showMoreVREs();
 }

src/main/java/org/gcube/portlet/user/my_vres/client/MyVREsServiceAsync.java

@@ -15,4 +15,6 @@ public interface MyVREsServiceAsync {
 	void getUserVREs(
 			AsyncCallback<LinkedHashMap<String, ArrayList<VRE>>> callback);
 
+	void showMoreVREs(AsyncCallback<String> callback);
+
 }

src/main/java/org/gcube/portlet/user/my_vres/client/VresPanel.java

@@ -9,6 +9,7 @@ import org.gcube.portlet.user.my_vres.shared.VRE;
 
 import com.google.gwt.core.client.GWT;
 import com.google.gwt.dom.client.Style.Unit;
+import com.google.gwt.safehtml.shared.SafeHtml;
 import com.google.gwt.user.client.rpc.AsyncCallback;
 import com.google.gwt.user.client.ui.Composite;
 import com.google.gwt.user.client.ui.FlowPanel;
@@ -25,6 +26,7 @@ import com.google.gwt.user.client.ui.VerticalPanel;
  */
 public class VresPanel extends Composite {
 	public static final String loading = GWT.getModuleBaseURL() + "../images/loading.gif";
+	private static final String ADD_OTHER = "Add More";
 	private final MyVREsServiceAsync myVREsService = GWT.create(MyVREsService.class);
 	private FlowPanel flowPanel;
 	private VerticalPanel mainPanel = new VerticalPanel();
@@ -87,6 +89,7 @@ public class VresPanel extends Composite {
 					ClickableVRE vreButton = new ClickableVRE(vre, myVREsService);
 					flowPanel.add(vreButton);
 				}
+				
 				mainPanel.add(flowPanel);
 			}
 		}
@@ -94,9 +97,29 @@ public class VresPanel extends Composite {
 		if (! hasAtLeastOneVRE(cachedVREs)) {
 			mainPanel.add(new NoVresPanel());
 			imagesPanel.clear();
+		} else {
+			addMoreVREsButton();
 		}
 
 	}
+	
+	private void addMoreVREsButton() {
+		SimplePanel catPanel = new SimplePanel();
+		catPanel.setStyleName("category-panel");
+		HTML categ = new HTML(ADD_OTHER);
+		categ.setStyleName("category-name");
+		catPanel.add(categ);
+		
+		mainPanel.add(catPanel);
+		FlowPanel flowPanel = new FlowPanel();
+		flowPanel.setWidth("100%");
+		flowPanel.setStyleName("flowPanel");
+		
+		ClickableVRE vreButton = new ClickableVRE(myVREsService);
+		flowPanel.add(vreButton);
+		
+		mainPanel.add(flowPanel);
+	}
 
 	private boolean hasAtLeastOneVRE(LinkedHashMap<String, ArrayList<VRE>> cachedVREs) {
 		for (String cat : cachedVREs.keySet()) 

src/main/java/org/gcube/portlet/user/my_vres/client/widgets/ClickableVRE.java

@@ -1,5 +1,6 @@
 package org.gcube.portlet.user.my_vres.client.widgets;
 
+import org.gcube.common.portal.GCubePortalConstants;
 import org.gcube.portlet.user.my_vres.client.MyVREsServiceAsync;
 import org.gcube.portlet.user.my_vres.shared.VRE;
 
@@ -7,7 +8,6 @@ import com.google.gwt.core.client.GWT;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
 import com.google.gwt.user.client.Timer;
-import com.google.gwt.user.client.Window;
 import com.google.gwt.user.client.Window.Location;
 import com.google.gwt.user.client.rpc.AsyncCallback;
 import com.google.gwt.user.client.ui.HTML;
@@ -16,7 +16,6 @@ import com.google.gwt.user.client.ui.Image;
 /**
  * 
  * @author Massimiliano Assante - ISTI CNR
- * @version 1.0 Jun 2012
  *
  */
 public class ClickableVRE extends HTML {
@@ -29,11 +28,36 @@ public class ClickableVRE extends HTML {
 	private int imageWidth = 0;
 
 	public static final String LOADING_IMAGE = GWT.getModuleBaseURL() + "../images/loading.gif";
+	public static final String MORE_IMAGE = GWT.getModuleBaseURL() + "../images/More.png";
 	Image img = new Image(LOADING_IMAGE);
 
 	public ClickableVRE() {
 		super();
 	}
+	
+	public ClickableVRE(final MyVREsServiceAsync service) {
+		super.setPixelSize(WIDTH, HEIGHT);
+		setPixelSize(WIDTH, HEIGHT);
+		imageWidth = WIDTH - 25;
+		String html = "";
+		html = "<div class=\"more-vre\"></div>";
+		setHTML(html);
+		setStyleName("vreButton");
+		
+		addClickHandler(new ClickHandler() {
+			public void onClick(ClickEvent event) {
+				service.showMoreVREs(new AsyncCallback<String>() {
+					@Override
+					public void onFailure(Throwable caught) { }
+
+					@Override
+					public void onSuccess(String result) {
+						Location.assign(result+"/"+GCubePortalConstants.VRES_EXPLORE_FRIENDLY_URL);
+					}
+				});
+			}
+		}); 			
+	}
 
 	public ClickableVRE(final VRE vre, final MyVREsServiceAsync service) {
 		super.setPixelSize(WIDTH, HEIGHT);

src/main/java/org/gcube/portlet/user/my_vres/server/MyVREsServiceImpl.java

@@ -10,6 +10,7 @@ import javax.servlet.http.HttpSession;
 import org.gcube.application.framework.core.session.ASLSession;
 import org.gcube.application.framework.core.session.SessionManager;
 import org.gcube.common.portal.GCubePortalConstants;
+import org.gcube.common.portal.PortalContext;
 import org.gcube.portal.custom.scopemanager.scopehelper.ScopeHelper;
 import org.gcube.portlet.user.my_vres.client.MyVREsService;
 import org.gcube.portlet.user.my_vres.shared.UserBelonging;
@@ -30,7 +31,6 @@ import com.liferay.portal.service.UserLocalServiceUtil;
 /**
  * The server side implementation of the RPC service.
  * @author Massimiliano Assante - ISTI CNR
- * @version 1.0 Jun 2012
  */
 @SuppressWarnings("serial")
 public class MyVREsServiceImpl extends RemoteServiceServlet implements	MyVREsService {
@@ -53,6 +53,10 @@ public class MyVREsServiceImpl extends RemoteServiceServlet implements	MyVREsSer
 		}
 		return SessionManager.getInstance().getASLSession(sessionID, user);
 	}
+	@Override
+	public String showMoreVREs() {
+		return PortalContext.getConfiguration().getSiteLandingPagePath(getThreadLocalRequest());
+	}
 	/**
 	 * 
 	 * @return true if you're running into the portal, false if in development
@@ -231,4 +235,5 @@ public class MyVREsServiceImpl extends RemoteServiceServlet implements	MyVREsSer
 		
 		return toReturn;
 	}
+	
 }

src/main/webapp/MyVREs.css

@@ -94,6 +94,12 @@ a.vrelink:hover {
 	background-repeat: no-repeat;
 }
 
+.more-vre {
+	width: 100%; 
+	height: 100px; 
+	background: url(images/More.png) 50% 50% no-repeat;
+}
+
 .item-vre {
 	background-image: url("images/vres.png");
 }