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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
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package org.apache.myfaces.tobago.renderkit.html.scarborough.standard.tag;
import org.apache.myfaces.tobago.component.UISelectManyShuttle;
import org.apache.myfaces.tobago.context.ResourceManagerUtils;
import org.apache.myfaces.tobago.layout.Measure;
import org.apache.myfaces.tobago.renderkit.SelectManyRendererBase;
import org.apache.myfaces.tobago.renderkit.css.Classes;
import org.apache.myfaces.tobago.renderkit.css.Style;
import org.apache.myfaces.tobago.renderkit.html.HtmlAttributes;
import org.apache.myfaces.tobago.renderkit.html.HtmlButtonTypes;
import org.apache.myfaces.tobago.renderkit.html.HtmlElements;
import org.apache.myfaces.tobago.renderkit.html.util.HtmlRendererUtils;
import org.apache.myfaces.tobago.renderkit.util.RenderUtils;
import org.apache.myfaces.tobago.util.ComponentUtils;
import org.apache.myfaces.tobago.webapp.TobagoResponseWriter;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.model.SelectItem;
import java.io.IOException;
import java.util.List;
public class SelectManyShuttleRenderer extends SelectManyRendererBase {
@Override
public void encodeEnd(final FacesContext facesContext, final UIComponent component) throws IOException {
final UISelectManyShuttle select = (UISelectManyShuttle) component;
final TobagoResponseWriter writer = HtmlRendererUtils.getTobagoResponseWriter(facesContext);
writer.startElement(HtmlElements.DIV, select);
final Style style = new Style(facesContext, select);
writer.writeStyleAttribute(style);
writer.writeClassAttribute(Classes.create(select));
final String clientId = select.getClientId(facesContext);
writer.writeIdAttribute(clientId);
HtmlRendererUtils.writeDataAttributes(facesContext, writer, select);
final String title = HtmlRendererUtils.getTitleFromTipAndMessages(facesContext, select);
if (title != null) {
writer.writeAttribute(HtmlAttributes.TITLE, title, true);
}
final boolean hasLabel = select.hasLabel();
// TODO get buttonWidth and label Height from theme
final Measure buttonWidth = Measure.valueOf(50);
final Measure labelHeight = Measure.valueOf(18);
style.setTop(Measure.valueOf(0));
style.setLeft(Measure.valueOf(0));
final Measure width = style.getWidth();
final Measure selectWidth = width.subtract(buttonWidth).divide(2);
style.setWidth(selectWidth);
Style labelStyle = null;
if (hasLabel) {
labelStyle = new Style(style);
labelStyle.setHeight(labelHeight);
style.setHeight(style.getHeight().subtract(labelHeight));
style.setTop(style.getTop().add(labelHeight));
}
final List<SelectItem> items = RenderUtils.getSelectItems(select);
final boolean disabled = items.size() == 0 || select.isDisabled() || select.isReadonly();
final String unselectedLabel = select.getUnselectedLabel();
if (unselectedLabel != null) {
writer.startElement(HtmlElements.DIV, null);
writer.writeStyleAttribute(labelStyle);
writer.writeClassAttribute(Classes.create(select, "unselectedLabel"));
writer.flush(); // is needed in some cases, e. g. TOBAGO-1094
writer.write(unselectedLabel);
writer.endElement(HtmlElements.DIV);
}
writer.startElement(HtmlElements.SELECT, null);
final String unselectedClientId = clientId + ComponentUtils.SUB_SEPARATOR + "unselected";
writer.writeIdAttribute(unselectedClientId);
writer.writeAttribute(HtmlAttributes.DISABLED, disabled);
// TODO tabIndex
final Integer tabIndex = select.getTabIndex();
if (tabIndex != null) {
writer.writeAttribute(HtmlAttributes.TABINDEX, tabIndex);
}
writer.writeStyleAttribute(style);
writer.writeClassAttribute(Classes.create(select, "unselected"));
writer.writeAttribute(HtmlAttributes.MULTIPLE, HtmlAttributes.MULTIPLE, false);
final Object[] values = select.getSelectedValues();
HtmlRendererUtils.renderSelectItems(select, items, values, false, writer, facesContext);
writer.endElement(HtmlElements.SELECT);
writer.startElement(HtmlElements.DIV, null);
style.setLeft(style.getLeft().add(selectWidth));
style.setWidth(buttonWidth);
writer.writeStyleAttribute(style);
writer.startElement(HtmlElements.DIV, null);
writer.writeClassAttribute(Classes.create(select, "toolBar"));
createButton(facesContext, component, writer, disabled, "image/selectManyShuttleAddAll.gif", "addAll");
createButton(facesContext, component, writer, disabled, "image/selectManyShuttleAdd.gif", "add");
createButton(facesContext, component, writer, disabled, "image/selectManyShuttleRemove.gif", "remove");
createButton(facesContext, component, writer, disabled, "image/selectManyShuttleRemoveAll.gif", "removeAll");
writer.endElement(HtmlElements.DIV);
writer.endElement(HtmlElements.DIV);
final String selectedLabel = select.getSelectedLabel();
if (selectedLabel != null) {
writer.startElement(HtmlElements.DIV, null);
labelStyle.setLeft(labelStyle.getLeft().add(selectWidth).add(buttonWidth));
writer.writeStyleAttribute(labelStyle);
writer.writeClassAttribute(Classes.create(select, "selectedLabel"));
writer.flush(); // is needed in some cases, e. g. TOBAGO-1094
writer.write(selectedLabel);
writer.endElement(HtmlElements.DIV);
}
writer.startElement(HtmlElements.SELECT, select);
final String selectedClientId = clientId + ComponentUtils.SUB_SEPARATOR + "selected";
writer.writeIdAttribute(selectedClientId);
writer.writeAttribute(HtmlAttributes.DISABLED, disabled);
if (tabIndex != null) {
writer.writeAttribute(HtmlAttributes.TABINDEX, tabIndex);
}
style.setWidth(selectWidth);
style.setLeft(style.getLeft().add(buttonWidth));
writer.writeStyleAttribute(style);
writer.writeClassAttribute(Classes.create(select, "selected"));
writer.writeAttribute(HtmlAttributes.MULTIPLE, HtmlAttributes.MULTIPLE, false);
HtmlRendererUtils.renderSelectItems(select, items, values, true, writer, facesContext);
writer.endElement(HtmlElements.SELECT);
writer.startElement(HtmlElements.SELECT, select);
writer.writeClassAttribute(Classes.create(component, "hidden"));
final String hiddenClientId = clientId + ComponentUtils.SUB_SEPARATOR + "hidden";
writer.writeIdAttribute(hiddenClientId);
writer.writeNameAttribute(clientId);
writer.writeAttribute(HtmlAttributes.MULTIPLE, HtmlAttributes.MULTIPLE, false);
writer.writeAttribute(HtmlAttributes.REQUIRED, select.isRequired());
HtmlRendererUtils.renderCommandFacet(select, facesContext, writer);
HtmlRendererUtils.renderSelectItems(select, items, values, writer, facesContext);
writer.endElement(HtmlElements.SELECT);
writer.endElement(HtmlElements.DIV);
}
private void createButton(final FacesContext context, final UIComponent component, final TobagoResponseWriter writer,
final boolean disabled, final String image, final String sub) throws IOException {
writer.startElement(HtmlElements.BUTTON, null);
writer.writeAttribute(HtmlAttributes.TYPE, HtmlButtonTypes.BUTTON, false);
writer.writeClassAttribute(Classes.create(component, sub));
writer.writeIdAttribute(component.getClientId(context) + ComponentUtils.SUB_SEPARATOR + sub);
writer.writeAttribute(HtmlAttributes.DISABLED, disabled);
final String imagePath = ResourceManagerUtils.getImageOrDisabledImageWithPath(context, image, disabled);
writer.startElement(HtmlElements.IMG, null);
writer.writeAttribute(HtmlAttributes.SRC, imagePath, true);
writer.endElement(HtmlElements.IMG);
writer.endElement(HtmlElements.BUTTON);
}
}