/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.wicketTutorial;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import org.apache.wicket.Component;
import org.apache.wicket.request.mapper.parameter.PageParameters;
import org.apache.wicket.extensions.markup.html.repeater.tree.NestedTree;
import org.apache.wicket.extensions.markup.html.repeater.tree.content.CheckedFolder;
import org.apache.wicket.extensions.markup.html.repeater.tree.theme.WindowsTheme;
import org.apache.wicket.extensions.markup.html.repeater.util.TreeModelProvider;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.WebPage;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;
public class HomePage extends WebPage {
private static final long serialVersionUID = 1L;
private NestedTree<DefaultMutableTreeNode> tree;
public HomePage(final PageParameters parameters) {
super(parameters);
DefaultMutableTreeNode root = new DefaultMutableTreeNode("Cities of Europe");
addNodes(addNodes(root, "Italy"), "Rome", "Venice", "Milan", "Florence");
addNodes(addNodes(root, "Germany"), "Stuttgart", "Munich", "Berlin", "Dusseldorf", "Dresden");
addNodes(addNodes(root, "France"), "Paris ", "Toulouse", "Strasbourg", "Bordeaux", "Lyon");
DefaultTreeModel treeModel = new DefaultTreeModel(root);
TreeModelProvider<DefaultMutableTreeNode> modelProvider = new TreeModelProvider<DefaultMutableTreeNode>(treeModel) {
@Override
public IModel<DefaultMutableTreeNode> model(DefaultMutableTreeNode object) {
return Model.of(object);
}
};
tree = new NestedTree<DefaultMutableTreeNode>("tree", modelProvider)
{
private static final long serialVersionUID = 1L;
@Override
protected Component newContentComponent(String id, IModel<DefaultMutableTreeNode> model)
{
return new CheckedFolder<DefaultMutableTreeNode>(id, this, model);
}
};
//select Windows theme
tree.add(new WindowsTheme());
add(tree);
}
protected NestedTree<DefaultMutableTreeNode> getTree() {
return tree;
}
/**
* Creates a child node for every string in input
* @param parent
* @param childrenNode
* @return the last child node added to parent node
*/
public static DefaultMutableTreeNode addNodes(DefaultMutableTreeNode parent, String... childrenNode){
DefaultMutableTreeNode newNode = null;
for (int i = 0; i < childrenNode.length; i++) {
newNode = new DefaultMutableTreeNode(childrenNode[i]);
parent.add(newNode);
}
return newNode;
}
}