/*
* Copyright 2009 Sven Meier
*
* Licensed 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 wicketdnd.examples;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.wicket.extensions.markup.html.repeater.data.sort.ISortState;
import org.apache.wicket.extensions.markup.html.repeater.data.table.ISortableDataProvider;
import org.apache.wicket.extensions.markup.html.repeater.util.SingleSortState;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;
/**
* @author Sven Meier
*/
public class FooDataProvider implements ISortableDataProvider<Foo, String>
{
private List<Foo> foos = new ArrayList<Foo>();
{
foos.add(new Foo("A"));
foos.add(new Foo("B"));
foos.add(new Foo("C"));
foos.add(new Foo("D"));
foos.add(new Foo("E"));
foos.add(new Foo("F"));
foos.add(new Foo("G"));
foos.add(new Foo("H"));
foos.add(new Foo("I"));
foos.add(new Foo("J"));
}
public long size()
{
return foos.size();
}
public Iterator<? extends Foo> iterator(long first, long count)
{
return foos.subList((int)first, (int)(first + count)).iterator();
}
public IModel<Foo> model(Foo foo)
{
return Model.of(foo);
}
public ISortState<String> getSortState()
{
return new SingleSortState<String>();
}
public void setSortState(ISortState<String> state)
{
}
public void detach()
{
}
public void remove(Foo foo)
{
foos.remove(foo);
}
public void add(Foo drag)
{
foos.add(drag);
}
public void addBefore(Foo drag, Foo drop)
{
drag.remove();
foos.add(foos.indexOf(drop), drag);
}
public void addAfter(Foo drag, Foo drop)
{
drag.remove();
foos.add(foos.indexOf(drop) + 1, drag);
}
}