122 lines
3.8 KiB
Java
122 lines
3.8 KiB
Java
/**
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*
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*/
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package org.gcube.portlets.widgets.wsexplorer.client;
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import java.util.List;
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import org.gcube.portlets.widgets.wsexplorer.client.event.LoadFolderEvent;
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import org.gcube.portlets.widgets.wsexplorer.client.event.LoadFolderEventHandler;
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import org.gcube.portlets.widgets.wsexplorer.client.event.LoadMySpecialFolderEvent;
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import org.gcube.portlets.widgets.wsexplorer.client.event.LoadMySpecialFolderEventHandler;
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import org.gcube.portlets.widgets.wsexplorer.client.event.LoadRootEvent;
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import org.gcube.portlets.widgets.wsexplorer.client.event.LoadRootEventHandler;
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import org.gcube.portlets.widgets.wsexplorer.client.rpc.WorkspaceExplorerService;
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import org.gcube.portlets.widgets.wsexplorer.client.rpc.WorkspaceExplorerServiceAsync;
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import org.gcube.portlets.widgets.wsexplorer.client.view.Breadcrumbs;
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import org.gcube.portlets.widgets.wsexplorer.client.view.Navigation;
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import org.gcube.portlets.widgets.wsexplorer.client.view.WorkspaceExplorer;
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import org.gcube.portlets.widgets.wsexplorer.shared.Item;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.event.shared.EventHandler;
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import com.google.gwt.event.shared.HandlerManager;
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import com.google.gwt.user.client.rpc.AsyncCallback;
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/**
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* The Class WorkspaceExplorerController.
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*
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* @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
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* Jun 25, 2015
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*/
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public class WorkspaceExplorerController implements EventHandler{
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public final static HandlerManager eventBus = new HandlerManager(null);
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private WorkspaceExplorerPanel workspaceExplorerPanel;
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private WorkspaceExplorer wsExplorer = new WorkspaceExplorer();
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private Breadcrumbs breadcrumbs = new Breadcrumbs();
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private Navigation navigation = new Navigation();
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public static final WorkspaceExplorerServiceAsync workspaceNavigatorService = GWT.create(WorkspaceExplorerService.class);
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/**
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* Instantiates a new workspace explorer controller.
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*/
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public WorkspaceExplorerController(){
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bindEvents();
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workspaceExplorerPanel = new WorkspaceExplorerPanel(5, wsExplorer.getExplorerPanel(), breadcrumbs, navigation);
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}
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/**
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* Bind events.
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*/
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private void bindEvents() {
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eventBus.addHandler(LoadFolderEvent.TYPE, new LoadFolderEventHandler() {
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@Override
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public void onLoadFolder(LoadFolderEvent loadFolderEvent) {
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if(loadFolderEvent.getTargetItem()!=null && loadFolderEvent.getTargetItem().isFolder()){
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wsExplorer.loadFolder(loadFolderEvent.getTargetItem());
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loadParentBreadcrumbByItemId(loadFolderEvent.getTargetItem().getId(), true);
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}
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}
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});
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eventBus.addHandler(LoadRootEvent.TYPE, new LoadRootEventHandler() {
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@Override
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public void onLoadRoot(LoadRootEvent loadRootEvent) {
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wsExplorer.loadTree();
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breadcrumbs.init();
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}
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});
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eventBus.addHandler(LoadMySpecialFolderEvent.TYPE, new LoadMySpecialFolderEventHandler() {
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@Override
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public void onLoadMySpecialFolder(LoadMySpecialFolderEvent loadMySpecialFolderEvent) {
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wsExplorer.loadMySpecialFolder();
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breadcrumbs.init();
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}
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});
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}
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/**
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* Load parent breadcrumb by item id.
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*
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* @param itemIdentifier the item identifier
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* @param includeItemAsParent the include item as parent
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*/
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protected void loadParentBreadcrumbByItemId(final String itemIdentifier, boolean includeItemAsParent){
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GWT.log("Reload Parent Breadcrumb: [Item id: "+itemIdentifier+"]");
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workspaceNavigatorService.getListParentsByItemIdentifier(itemIdentifier, includeItemAsParent, new AsyncCallback<List<Item>>() {
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@Override
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public void onFailure(Throwable caught) {
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// TODO Auto-generated method stub
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}
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@Override
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public void onSuccess(List<Item> result) {
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if(result!=null)
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breadcrumbs.setPath(result);
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}
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});
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}
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/**
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* Gets the workspace explorer panel.
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*
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* @return the workspaceExplorerPanel
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*/
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public WorkspaceExplorerPanel getWorkspaceExplorerPanel() {
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return workspaceExplorerPanel;
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}
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}
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