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1   /**
2    * This file is part of the equanda project.
3    *
4    * The contents of this file are subject to the Mozilla Public License Version 1.1 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at http://www.mozilla.org/MPL/
7    *
8    * Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF
9    * ANY KIND, either express or implied. See the License for the specific language governing rights and
10   * limitations under the License.
11   *
12   * Alternatively, the contents of this file may be used under the terms of
13   * either the GNU General Public License Version 2 or later (the "GPL"), or
14   * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
15   * in which case the provisions of the GPL or the LGPL are applicable instead
16   * of those above. If you wish to allow use of your version of this file only
17   * under the terms of either the GPL or the LGPL, and not to allow others to
18   * use your version of this file under the terms of the MPL, indicate your
19   * decision by deleting the provisions above and replace them with the notice
20   * and other provisions required by the GPL or the LGPL. If you do not delete
21   * the provisions above, a recipient may use your version of this file under
22   * the terms of any one of the MPL, the GPL or the LGPL.
23   */
24  
25  package org.equanda.tapestry5.components;
26  
27  import org.apache.tapestry5.ComponentResources;
28  import org.apache.tapestry5.MarkupWriter;
29  import org.apache.tapestry5.annotations.IncludeJavaScriptLibrary;
30  import org.apache.tapestry5.annotations.Parameter;
31  import org.apache.tapestry5.ioc.annotations.Inject;
32  
33  import java.util.List;
34  
35  /**
36   * Form aware ActionLink component. The form should containa equanda/FormSupport component or it does not work.
37   *
38   * @author <a href="mailto:joachim@progs.be">Joachim Van der Auwera</a>
39   */
40  @IncludeJavaScriptLibrary( "classpath:/org/equanda/tapestry5/resources/formactionlink.js" )
41  public class FormActionLink
42  {
43      /**
44       * The context for the link (optional parameter). This list of values will be converted into strings and included in
45       * the URI. The strings will be coerced back to whatever their values are and made available to event handler
46       * methods.
47       */
48      @Parameter
49      private List<?> context;
50  
51      @Inject
52      private ComponentResources resources;
53  
54      private String link;
55  
56      void beginRender( MarkupWriter writer )
57      {
58          Object[] contextArray = context == null ? new Object[0] : context.toArray();
59          link = resources.createActionLink( "action", false, contextArray ).toRedirectURI();
60      }
61  
62      public String getLink()
63      {
64          return link;
65      }
66  }