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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package org.apache.myfaces.tobago.renderkit.html.scarborough.standard.tag;
21  
22  import org.apache.myfaces.tobago.component.UISelectOneChoice;
23  import org.apache.myfaces.tobago.renderkit.HtmlUtils;
24  import org.apache.myfaces.tobago.renderkit.SelectOneRendererBase;
25  import org.apache.myfaces.tobago.renderkit.css.Classes;
26  import org.apache.myfaces.tobago.renderkit.css.Style;
27  import org.apache.myfaces.tobago.renderkit.html.HtmlAttributes;
28  import org.apache.myfaces.tobago.renderkit.html.HtmlElements;
29  import org.apache.myfaces.tobago.renderkit.html.util.HtmlRendererUtils;
30  import org.apache.myfaces.tobago.renderkit.util.RenderUtils;
31  import org.apache.myfaces.tobago.util.ComponentUtils;
32  import org.apache.myfaces.tobago.util.VariableResolverUtils;
33  import org.apache.myfaces.tobago.webapp.TobagoResponseWriter;
34  import org.slf4j.Logger;
35  import org.slf4j.LoggerFactory;
36  
37  import javax.faces.component.UIComponent;
38  import javax.faces.context.FacesContext;
39  import javax.faces.model.SelectItem;
40  import java.io.IOException;
41  import java.util.List;
42  
43  public class SelectOneChoiceRenderer extends SelectOneRendererBase {
44  
45    private static final Logger LOG = LoggerFactory.getLogger(SelectOneChoiceRenderer.class);
46  
47    public boolean getRendersChildren() {
48      return true;
49    }
50  
51    public void encodeEnd(FacesContext facesContext, UIComponent component) throws IOException {
52      if (!(component instanceof UISelectOneChoice)) {
53        LOG.error("Wrong type: Need " + UISelectOneChoice.class.getName()
54            + ", but was " + component.getClass().getName());
55        return;
56      }
57  
58      UISelectOneChoice select = (UISelectOneChoice) component;
59      TobagoResponseWriter writer = HtmlRendererUtils.getTobagoResponseWriter(facesContext);
60  
61      String id = select.getClientId(facesContext);
62      List<SelectItem> items = RenderUtils.getSelectItems(select);
63      String title = HtmlRendererUtils.getTitleFromTipAndMessages(facesContext, select);
64      boolean disabled = items.size() == 0 || select.isDisabled() || select.isReadonly();
65  
66      writer.startElement(HtmlElements.SELECT, select);
67      writer.writeNameAttribute(id);
68      writer.writeIdAttribute(id);
69      HtmlRendererUtils.writeDataAttributes(facesContext, writer, select);
70      writer.writeAttribute(HtmlAttributes.DISABLED, disabled);
71      Integer tabIndex = select.getTabIndex();
72      if (tabIndex != null) {
73        writer.writeAttribute(HtmlAttributes.TABINDEX, tabIndex);
74      }
75      Style style = new Style(facesContext, select);
76      writer.writeStyleAttribute(style);
77      writer.writeClassAttribute(Classes.create(select));
78      if (title != null) {
79        writer.writeAttribute(HtmlAttributes.TITLE, title, true);
80      }
81      String onchange = HtmlUtils.generateOnchange(select, facesContext);
82      if (onchange != null) {
83        writer.writeAttribute(HtmlAttributes.ONCHANGE, onchange, true);
84      }
85      HtmlRendererUtils.renderCommandFacet(select, facesContext , writer);
86      HtmlRendererUtils.renderFocus(id, select.isFocus(), ComponentUtils.isError(select), facesContext, writer);
87      
88      // TOBAGO-789
89      if (VariableResolverUtils.resolveClientProperties(facesContext).getUserAgent().isMsie6()) {
90        writer.writeAttribute(HtmlAttributes.ONFOCUSIN, "Tobago.fixSelectionOnFocusIn()", false);
91        writer.writeAttribute(HtmlAttributes.ONFOCUS, "Tobago.fixSelectionOnFocus()", false);
92      }
93      Object[] values = {select.getValue()};
94  
95      HtmlRendererUtils.renderSelectItems(select, items, values, writer, facesContext);
96  
97      writer.endElement(HtmlElements.SELECT);
98      super.encodeEnd(facesContext, select);
99    }
100 }