View Javadoc

    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  package org.apache.myfaces.shared_orchestra.renderkit.html;
    20
    21  import org.apache.myfaces.shared_orchestra.renderkit.RendererUtils;
    22  import org.apache.myfaces.shared_orchestra.renderkit.html.HTML;
    23
    24  import javax.faces.context.FacesContext;
    25  import javax.faces.context.ResponseWriter;
    26  import javax.faces.component.UIComponent;
    27  import javax.faces.component.UIViewRoot;
    28  import java.io.IOException;
    29
    30  /**
    31   * @author Martin Marinschek
    32   * @version $Revision: $ $Date: $
    33   *          <p/>
    34   *          $Log: $
    35   */
    36  public class HtmlGroupRendererBase
    37          extends HtmlRenderer
    38  {
    39      public boolean getRendersChildren()
    40      {
    41          return true;
    42      }
    43
    44      public void encodeBegin(FacesContext context, UIComponent component)
    45              throws IOException
    46      {
    47      }
    48
    49      public void encodeChildren(FacesContext context, UIComponent component)
    50          throws IOException
    51      {
    52      }
    53
    54      public void encodeEnd(FacesContext context, UIComponent component)
    55              throws IOException
    56      {
    57          ResponseWriter writer = context.getResponseWriter();
    58          boolean span = false;
    59
    60          if(component.getId()!=null && !component.getId().startsWith(UIViewRoot.UNIQUE_ID_PREFIX))
    61          {
    62              span = true;
    63
    64              writer.startElement(org.apache.myfaces.shared_orchestra.renderkit.html.HTML.SPAN_ELEM, component);
    65
    66              HtmlRendererUtils.writeIdIfNecessary(writer, component, context);
    67
    68              HtmlRendererUtils.renderHTMLAttributes(writer, component, HTML.COMMON_PASSTROUGH_ATTRIBUTES);
    69          }
    70          else
    71          {
    72              span=HtmlRendererUtils.renderHTMLAttributesWithOptionalStartElement(writer,
    73                                                                               component,
    74                                                                               HTML.SPAN_ELEM,
    75                                                                               HTML.COMMON_PASSTROUGH_ATTRIBUTES);
    76          }
    77
    78          RendererUtils.renderChildren(context, component);
    79          if (span)
    80          {
    81              writer.endElement(HTML.SPAN_ELEM);
    82          }
    83      }
    84
    85  }