001/*
002 * #%L
003 * GwtMaterial
004 * %%
005 * Copyright (C) 2015 - 2017 GwtMaterialDesign
006 * %%
007 * Licensed under the Apache License, Version 2.0 (the "License");
008 * you may not use this file except in compliance with the License.
009 * You may obtain a copy of the License at
010 * 
011 *      http://www.apache.org/licenses/LICENSE-2.0
012 * 
013 * Unless required by applicable law or agreed to in writing, software
014 * distributed under the License is distributed on an "AS IS" BASIS,
015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016 * See the License for the specific language governing permissions and
017 * limitations under the License.
018 * #L%
019 */
020package gwt.material.design.client.ui;
021
022import com.google.gwt.dom.client.OptionElement;
023import gwt.material.design.client.ui.html.Option;
024
025//@formatter:off
026
027/**
028 * <p>Material ListBox is another dropdown component that will set / get the value depends on the selected index
029 * <h3>UiBinder Usage:</h3>
030 * <p>
031 * <pre>
032 * {@code
033 *    <m:MaterialListBox ui:field="lstBox" />
034 * }
035 * </pre>
036 * <h3>Java Usage:</h3>
037 * <p>
038 * <pre>
039 * {@code
040 *     // functions
041 *    lstBox.setSelectedIndex(2);
042 *    lstBox.getSelectedIndex();
043 *    lstBox.addValueChangeHandler(handler);
044 * }
045 * </pre>
046 * </p>
047 *
048 * @author kevzlou7979
049 * @author Ben Dol
050 * @see <a href="http://gwtmaterialdesign.github.io/gwt-material-demo/#listbox">Material ListBox</a>
051 * @see <a href="https://material.io/guidelines/components/menus.html">Material Design Specification</a>
052 */
053//@formatter:on
054public class MaterialListBox extends MaterialListValueBox<String> {
055
056    public void add(Option option) {
057        getSelectElement().add(OptionElement.as(option.getElement()), null);
058        values.add(option.getValue());
059    }
060}