SimpleItemRepeatingView.java

package be.selckin.swu.repeater;

import org.apache.wicket.markup.html.WebMarkupContainer;
import org.apache.wicket.markup.repeater.RepeatingView;

public abstract class SimpleItemRepeatingView<T> extends RepeatingView {
    private boolean visible;

    protected SimpleItemRepeatingView(String id, Iterable<T> items) {
        this(id, items, true);
    }

    protected SimpleItemRepeatingView(String id, Iterable<T> items, boolean hideWhenEmpty) {
        super(id);
        visible = !hideWhenEmpty;
        for (T item : items) {
            visible = true;
            WebMarkupContainer container = newContainer();
            newItem(container, item);
            add(container);
        }

    }

    private WebMarkupContainer newContainer() {
        return new WebMarkupContainer(newChildId());
    }

    @Override
    public boolean isVisible() {
        return visible;
    }

    public abstract void newItem(WebMarkupContainer container, T item);
}