113 lines
4.6 KiB
Java
113 lines
4.6 KiB
Java
/****************************************************************************
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* This software is part of the gCube Project.
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* Site: http://www.gcube-system.org/
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****************************************************************************
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* The gCube/gCore software is licensed as Free Open Source software
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* conveying to the EUPL (http://ec.europa.eu/idabc/eupl).
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* The software and documentation is provided by its authors/distributors
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* "as is" and no expressed or
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* implied warranty is given for its use, quality or fitness for a
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* particular case.
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****************************************************************************
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* Filename: WSResourcesTreePanel.java
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****************************************************************************
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* @author <a href="mailto:daniele.strollo@isti.cnr.it">Daniele Strollo</a>
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***************************************************************************/
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package org.gcube.portlets.admin.resourcemanagement.client.views.resourcetree;
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import java.util.List;
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import org.gcube.portlets.admin.resourcemanagement.client.utils.Commands;
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import org.gcube.portlets.admin.resourcemanagement.client.widgets.console.ConsoleMessageBroker;
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import org.gcube.resourcemanagement.support.client.utils.StatusHandler;
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import org.gcube.resourcemanagement.support.client.views.ResourceTypeDecorator;
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import org.gcube.resourcemanagement.support.shared.types.datamodel.AtomicTreeNode;
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import com.extjs.gxt.ui.client.Style.SelectionMode;
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import com.extjs.gxt.ui.client.Style.SortDir;
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import com.extjs.gxt.ui.client.data.ModelData;
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import com.extjs.gxt.ui.client.data.ModelIconProvider;
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import com.extjs.gxt.ui.client.event.Events;
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import com.extjs.gxt.ui.client.event.Listener;
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import com.extjs.gxt.ui.client.event.SelectionChangedEvent;
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import com.extjs.gxt.ui.client.store.TreeStore;
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import com.extjs.gxt.ui.client.util.IconHelper;
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import com.extjs.gxt.ui.client.widget.treepanel.TreePanel;
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import com.google.gwt.user.client.ui.AbstractImagePrototype;
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/**
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* @author Daniele Strollo (ISTI-CNR)
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*
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*/
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public class WSResourcesTreePanel {
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private TreePanel<ModelData> tree = null;
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public WSResourcesTreePanel(final List<String> types) {
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AtomicTreeNode model = new AtomicTreeNode(ResourceTypeDecorator.WSResource.name(), null);
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if (types != null && types.size() > 0) {
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String elem = ResourceTypeDecorator.WSResource.name();
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String icon = ResourceTypeDecorator.valueOf(elem).getIcon();
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String label = ResourceTypeDecorator.valueOf(elem).getLabel();
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AtomicTreeNode currType = new AtomicTreeNode(elem, label, icon);
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for (String subtype : types) {
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currType.add(new AtomicTreeNode(subtype, null, icon));
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}
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model.add(currType);
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}
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TreeStore<ModelData> store = new TreeStore<ModelData>();
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// The root node will not be shown
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store.add(model.getChildren(), true);
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store.sort("name", SortDir.ASC);
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this.tree = new TreePanel<ModelData>(store);
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this.tree.setWidth(300);
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this.tree.setDisplayProperty("name");
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// The icon decorator
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this.tree.setIconProvider(
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new ModelIconProvider<ModelData>() {
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public AbstractImagePrototype getIcon(final ModelData model) {
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if (model.get("node") != null && model.get("icon") != null) {
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return IconHelper.createStyle((String) model.get("icon"));
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}
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return IconHelper.createStyle("defaultleaf-icon");
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}
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});
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// Handles the selection
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tree.getSelectionModel().setSelectionMode(SelectionMode.SINGLE);
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tree.getSelectionModel().addListener(Events.SelectionChange, new Listener<SelectionChangedEvent<AtomicTreeNode>>() {
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public void handleEvent(final SelectionChangedEvent<AtomicTreeNode> be) {
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AtomicTreeNode selectedModel = be.getSelectedItem();
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// -- SELECTED A LEAF
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if (selectedModel != null && selectedModel.isLeaf()) {
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ConsoleMessageBroker.trace(this, "Selected leaf of WS-Resource: " + ((AtomicTreeNode) selectedModel.getParent()).getNode() + "::" + selectedModel.getName());
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// FIXME the AtomicTreeNode does not contain a subtype information
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Commands.doFilterResourceDetailsGrid(this,
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StatusHandler.getStatus().getCurrentScope(),
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((AtomicTreeNode) selectedModel.getParent()).getNode(),
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selectedModel.getSubType());
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}
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// -- SELECTED A NOT LEAF NODE
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if (selectedModel != null && !selectedModel.isLeaf()) {
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ConsoleMessageBroker.trace(this, "Selected node: " + selectedModel.getNode());
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Commands.doLoadWSResourceDetailsGrid(this, StatusHandler.getStatus().getCurrentScope());
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}
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be.setCancelled(true);
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// Removes the selection so that it can be easily refreshed.
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tree.getSelectionModel().deselectAll();
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}
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});
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}
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public final TreePanel<ModelData> getWidget() {
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return this.tree;
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}
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}
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