001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.juneau.rest.widget;
018
019import static org.apache.juneau.bean.html5.HtmlBuilder.*;
020
021import org.apache.juneau.bean.html5.*;
022import org.apache.juneau.internal.*;
023import org.apache.juneau.rest.*;
024
025/**
026 * Widget that returns back a list of hyperlinks for rendering the contents of a page in the various default styles.
027 *
028 * <p>
029 * The variable it resolves is <js>"$W{ThemeMenuItem}"</js>.
030 *
031 * <h5 class='section'>See Also:</h5><ul>
032 *    <li class='link'><a class="doclink" href="https://juneau.apache.org/docs/topics/HtmlPredefinedWidgets">Predefined Widgets</a>
033 *    <li class='link'><a class="doclink" href="https://juneau.apache.org/docs/topics/HtmlWidgets">Widgets</a>
034 * </ul>
035 */
036public class ThemeMenuItem extends MenuItemWidget {
037
038   private static final String[] BUILT_IN_STYLES = {"devops", "light", "original", "dark"};
039
040   @Override /* Widget */
041   public String getLabel(RestRequest req, RestResponse res) {
042      return "themes";
043   }
044
045   @Override /* MenuItemWidget */
046   public Div getContent(RestRequest req, RestResponse res) {
047      Div div = div();
048      for (String s : BUILT_IN_STYLES) {
049         java.net.URI uri = req.getUri(true, CollectionUtils.<String,Object>map("stylesheet","htdocs/themes/"+s+".css"));
050         div.children(a(uri, s), br());
051      }
052      return div;
053   }
054}