001package gwt.material.design.client.base.mixin;
002
003/*
004 * #%L
005 * GwtMaterial
006 * %%
007 * Copyright (C) 2015 GwtMaterialDesign
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 gwt.material.design.client.base.HasScrollspy;
024import gwt.material.design.client.base.helper.StyleHelper;
025
026import com.google.gwt.user.client.ui.UIObject;
027
028/**
029 * @author Ben Dol
030 */
031public class ScrollspyMixin<T extends UIObject & HasScrollspy> extends AbstractMixin<T> implements HasScrollspy {
032
033    public ScrollspyMixin(final T uiObject) {
034        super(uiObject);
035    }
036
037    @Override
038    public void setScrollspy(String scrollspy) {
039        uiObject.removeStyleName("section scrollspy");
040
041        if(scrollspy != null) {
042            uiObject.addStyleName("section scrollspy");
043            setId(scrollspy);
044        }
045    }
046
047    @Override
048    public String getScrollspy() {
049        if(StyleHelper.containsStyle(uiObject.getStyleName(), "scrollspy")) {
050            return getId();
051        } else {
052            return null;
053        }
054    }
055
056    @Override
057    public void setId(String id) {
058        uiObject.setId(id);
059    }
060
061    @Override
062    public String getId() {
063        return uiObject.getId();
064    }
065}