001    package org.gwtbootstrap3.client.ui.base.form;
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    
023    import org.gwtbootstrap3.client.ui.base.HasResponsiveness;
024    import org.gwtbootstrap3.client.ui.base.helper.StyleHelper;
025    import org.gwtbootstrap3.client.ui.constants.DeviceSize;
026    import org.gwtbootstrap3.client.ui.constants.Styles;
027    
028    import com.google.gwt.dom.client.Element;
029    import com.google.gwt.user.client.ui.ComplexPanel;
030    import com.google.gwt.user.client.ui.FileUpload;
031    import com.google.gwt.user.client.ui.ListBox;
032    import com.google.gwt.user.client.ui.Widget;
033    
034    /**
035     * Base class for {@link org.gwtbootstrap3.client.ui.Form} related
036     * widgets that may contain form input elements.
037     * <p/>
038     * Input elements styleName is adjusted during
039     * {@link #add(com.google.gwt.user.client.ui.Widget)}.
040     *
041     * @author Sven Jacobs
042     * @author Joshua Godi
043     */
044    public abstract class FormElementContainer extends ComplexPanel implements HasResponsiveness {
045    
046        /** {@inheritDoc} */
047        @Override
048        public void add(final Widget w) {
049            if (w instanceof ListBox || w instanceof FileUpload) {
050                w.addStyleName(Styles.FORM_CONTROL);
051            }
052            add(w, (Element) getElement());
053        }
054    
055        /** {@inheritDoc} */
056        @Override
057        public void setVisibleOn(final DeviceSize deviceSize) {
058            StyleHelper.setVisibleOn(this, deviceSize);
059        }
060    
061        /** {@inheritDoc} */
062        @Override
063        public void setHiddenOn(final DeviceSize deviceSize) {
064            StyleHelper.setHiddenOn(this, deviceSize);
065        }
066    
067    }