/*
* 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.examples.library;
import java.util.ArrayList;
import java.util.List;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.list.ListItem;
import org.apache.wicket.markup.html.list.PageableListView;
import org.apache.wicket.markup.html.navigation.paging.PagingNavigator;
import org.apache.wicket.model.Model;
import org.apache.wicket.model.PropertyModel;
import org.apache.wicket.request.mapper.parameter.PageParameters;
/**
* Page that displays a list of books and lets the user re-order them.
*
* @author Jonathan Locke
*/
public final class Home extends AuthenticatedWebPage
{
/**
* Constructor
*
* @param parameters
*/
public Home(final PageParameters parameters)
{
// Add table of books
final PageableListView<Book> listView;
add(listView = new PageableListView<Book>("books", new PropertyModel<>(this,
"books"), 4)
{
@Override
public void populateItem(final ListItem<Book> listItem)
{
final Book book = listItem.getModelObject();
listItem.add(BookDetails.link("details", book, getLocalizer().getString(
"noBookTitle", this)));
listItem.add(new Label("author", new Model<>(book)));
listItem.add(moveUpLink("moveUp", listItem));
listItem.add(moveDownLink("moveDown", listItem));
listItem.add(removeLink("remove", listItem));
listItem.add(EditBook.link("edit", book.getId()));
}
});
add(new PagingNavigator("navigator", listView));
}
/**
*
* @return List of books
*/
public List<Book> getBooks()
{
// Note: checkAccess() (and thus login etc.) happen after the Page
// has been instantiated. Thus, you can not realy on user != null.
// Note2: In any case, all components must be associated with a
// wicket tag.
User user = getLibrarySession().getUser();
if (user == null)
{
return new ArrayList<>();
}
return user.getBooks();
}
}