114 lines
3.6 KiB
Java
114 lines
3.6 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: GenericTreePanel.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.widgets.panels;
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import org.gcube.portlets.admin.resourcemanagement.shared.utils.XMLUtil;
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import org.gcube.resourcemanagement.support.shared.types.datamodel.AtomicTreeNode;
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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.ComponentEvent;
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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.menu.Menu;
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import com.extjs.gxt.ui.client.widget.menu.MenuItem;
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import com.extjs.gxt.ui.client.widget.treepanel.TreePanel;
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import com.google.gwt.core.client.GWT;
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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 GenericTreePanel {
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private TreePanel<ModelData> tree = null;
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public GenericTreePanel(final String xml, final String rootNode) {
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AtomicTreeNode model = new AtomicTreeNode(rootNode, null);
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try {
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model.add(XMLUtil.XMLToTree(xml, rootNode));
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} catch (Exception e) {
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GWT.log("During profile conversion", e);
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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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private boolean loaded = false;
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@Override
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protected void onLoad() {
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super.onLoad();
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if (loaded) {
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return;
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}
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// Expands the first level only
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this.setExpanded(this.getStore().getRootItems().get(0), true, false);
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this.loaded = true;
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}
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};
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this.tree.setWidth(300);
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this.tree.setDisplayProperty("name");
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this.tree.setHeight("100%");
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this.tree.setWidth("100%");
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Menu subMenu = new Menu();
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subMenu.add(new MenuItem("Expand All") {
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@Override
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protected void onClick(final ComponentEvent be) {
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super.onClick(be);
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tree.expandAll();
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}
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});
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subMenu.add(new MenuItem("Collapse All") {
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@Override
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protected void onClick(final ComponentEvent be) {
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super.onClick(be);
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tree.collapseAll();
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}
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});
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this.tree.setContextMenu(subMenu);
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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 instanceof AtomicTreeNode) {
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AtomicTreeNode m = (AtomicTreeNode) model;
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if (m.isLeaf()) {
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return IconHelper.createStyle("console-log-icon");
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} else {
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return IconHelper.createStyle("profile-folder-icon");
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}
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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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}
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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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