Select2JsReference.java

/*
 *  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.isis.viewer.wicket.ui.components.widgets.select2;

import de.agilecoders.wicket.webjars.request.resource.WebjarsJavaScriptResourceReference;

import java.util.List;
import com.google.common.collect.Lists;
import org.apache.wicket.Application;
import org.apache.wicket.markup.head.HeaderItem;
import org.apache.wicket.markup.head.JavaScriptHeaderItem;
import org.apache.wicket.request.resource.ResourceReference;

/**
 * A JavaScript reference that loads <a href="https://github.com/ivaynberg/select2/">Select2.js</a>
 * <p>Depends on JQuery.</p>
 */
public class Select2JsReference extends WebjarsJavaScriptResourceReference {

    public Select2JsReference() {
        super("/select2/current/select2.js");
    }

    @Override
    public List<HeaderItem> getDependencies() {
        ResourceReference jQueryReference = Application.get().getJavaScriptLibrarySettings().getJQueryReference();
        return Lists.<HeaderItem>newArrayList(JavaScriptHeaderItem.forReference(jQueryReference));
    }
}