com.vaynberg.wicket.select2.Select2ResourcesBehavior Maven / Gradle / Ivy

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/*
 * Copyright 2012 Igor Vaynberg
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this work except in compliance with
 * the License. You may obtain a copy of the License in the LICENSE file, or 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 com.vaynberg.wicket.select2;

import org.apache.wicket.Application;
import org.apache.wicket.Component;
import org.apache.wicket.behavior.Behavior;
import org.apache.wicket.markup.head.CssHeaderItem;
import org.apache.wicket.markup.head.IHeaderResponse;
import org.apache.wicket.markup.head.JavaScriptHeaderItem;

/**
 * Adds various resources needed by Select2 such as JavaScript and CSS. Which resources are added is controlled by the
 * {@link ApplicationSettings} object. Minified versions of JavaScript resources will be used when the application is
 * configured in deployment mode.
 *
 * @author igor
 */
public class Select2ResourcesBehavior extends Behavior {

    @Override
    public void renderHead(Component component, IHeaderResponse response) {

        final ApplicationSettings settings = ApplicationSettings.get();

        // Include Wicket's provided jQuery reference
        response.render(JavaScriptHeaderItem.forReference(Application.get().getJavaScriptLibrarySettings()
                .getJQueryReference()));

        if (settings.isIncludeMouseWheel()) {
            response.render(JavaScriptHeaderItem.forReference(settings.getMouseWheelReference()));
        }

        if (settings.isIncludeJavascript()) {
            response.render(JavaScriptHeaderItem.forReference(settings.getJavaScriptReference()));
        }

        if (settings.isIncludeCss()) {
            response.render(CssHeaderItem.forReference(settings.getCssReference()));
        }
    }
}