/*
* 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.apache.wicket.extensions.markup.html.repeater.tree.nested;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.markup.repeater.Item;
import org.apache.wicket.model.IModel;
/**
* A branch is a container for a single node and its children inside a {@link Subtree}.
*
* @see Subtree#newBranchItem(String, int, IModel)
*
* @author svenmeier
*/
public final class BranchItem<T> extends Item<T>
{
private static final long serialVersionUID = 1L;
public BranchItem(String id, int index, IModel<T> model)
{
super(id, index, model);
setOutputMarkupId(true);
}
@Override
protected void onComponentTag(ComponentTag tag)
{
super.onComponentTag(tag);
if (isLast())
{
tag.put("class", "tree-branch tree-branch-last");
}
else
{
tag.put("class", "tree-branch tree-branch-mid");
}
}
private boolean isLast()
{
return getIndex() == getParent().size() - 1;
}
}