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.renderkit.html.jsf;
20  
21  import javax.faces.component.UIComponent;
22  import javax.faces.context.FacesContext;
23  
24  import org.apache.myfaces.component.UserRoleUtils;
25  import org.apache.myfaces.renderkit.html.util.DummyFormUtils;
26  import org.apache.myfaces.shared_tomahawk.renderkit.html.HtmlButtonRendererBase;
27  import org.apache.myfaces.shared_tomahawk.renderkit.html.util.FormInfo;
28  
29  
30  /**
31   * Add dummyForm functionality 
32   * 
33   * @author Mario Ivankovits (latest modification by $Author: lu4242 $)
34   * @version $Revision: 709236 $ $Date: 2008-10-30 15:22:57 -0500 (Thu, 30 Oct 2008) $
35   */
36  public class ExtendedHtmlButtonRenderer
37      extends HtmlButtonRendererBase
38  {
39      protected void addHiddenCommandParameter(FacesContext facesContext, UIComponent nestingForm, String hiddenFieldName)
40      {
41          if (nestingForm != null)
42          {
43              super.addHiddenCommandParameter(facesContext, nestingForm, hiddenFieldName);
44          }
45          else
46          {
47              DummyFormUtils.addDummyFormParameter(facesContext, hiddenFieldName);
48          }
49      }
50      
51      protected FormInfo findNestingForm(UIComponent uiComponent, FacesContext facesContext)
52      {
53          return DummyFormUtils.findNestingForm(uiComponent, facesContext);
54      }
55      
56      protected boolean isDisabled(FacesContext facesContext, UIComponent uiComponent) 
57      {
58          if (!UserRoleUtils.isEnabledOnUserRole(uiComponent))
59          {
60              return true;
61          }
62          else
63          {
64              return super.isDisabled(facesContext, uiComponent);
65          }
66      }
67  }