001package org.gwtbootstrap3.client.ui.base.mixin;
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.base.HasDataSpy;
024import org.gwtbootstrap3.client.ui.constants.Attributes;
025import org.gwtbootstrap3.client.ui.constants.Spy;
026
027import com.google.gwt.user.client.ui.UIObject;
028
029/**
030 * @author Sven Jacobs
031 */
032public class DataSpyMixin<T extends UIObject & HasDataSpy> extends AbstractMixin implements HasDataSpy {
033
034    public DataSpyMixin(final T uiObject) {
035        super(uiObject);
036    }
037
038    @Override
039    public void setDataSpy(final Spy spy) {
040        if (spy != null) {
041            uiObject.getElement().setAttribute(Attributes.DATA_SPY, spy.getSpy());
042        } else {
043            uiObject.getElement().removeAttribute(Attributes.DATA_SPY);
044        }
045    }
046
047    @Override
048    public Spy getDataSpy() {
049        final String spy = uiObject.getElement().getAttribute(Attributes.DATA_SPY);
050        return spy != null ? Spy.valueOf(spy) : null;
051    }
052}