001package org.gwtbootstrap3.client.ui;
002
003/*
004 * #%L
005 * GwtBootstrap3
006 * %%
007 * Copyright (C) 2013 GwtBootstrap3
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 * 
013 *      http://www.apache.org/licenses/LICENSE-2.0
014 * 
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022
023import org.gwtbootstrap3.client.ui.constants.Styles;
024import org.gwtbootstrap3.client.ui.html.OrderedList;
025
026import com.google.gwt.user.client.ui.Widget;
027
028/**
029 * @author Joshua Godi
030 */
031public class CarouselIndicators extends OrderedList {
032
033    public CarouselIndicators() {
034        setStyleName(Styles.CAROUSEL_INDICATORS);
035    }
036
037    @Override
038    public void add(final Widget child) {
039        if (!(child instanceof CarouselIndicator)) {
040            throw new IllegalArgumentException("Children can only be of type CarouselIndicator");
041        }
042        super.add(child);
043    }
044}