1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.taglib.theme;
24  
25  import com.liferay.portal.model.Layout;
26  
27  import java.io.IOException;
28  
29  import javax.servlet.RequestDispatcher;
30  import javax.servlet.ServletContext;
31  import javax.servlet.ServletException;
32  import javax.servlet.http.HttpServletRequest;
33  import javax.servlet.http.HttpServletResponse;
34  
35  /**
36   * <a href="LayoutIconTag.java.html"><b><i>View Source</i></b></a>
37   *
38   * @author Brian Wing Shun Chan
39   *
40   */
41  public class LayoutIconTag extends com.liferay.taglib.util.IncludeTag {
42  
43      public static void doTag(
44              Layout layout, ServletContext servletContext,
45              HttpServletRequest request, HttpServletResponse response)
46          throws IOException, ServletException {
47  
48          doTag(_PAGE, layout, servletContext, request, response);
49      }
50  
51      public static void doTag(
52              String page, Layout layout, ServletContext servletContext,
53              HttpServletRequest request, HttpServletResponse response)
54          throws IOException, ServletException {
55  
56          setRequestAttributes(request, layout);
57  
58          RequestDispatcher requestDispatcher =
59              servletContext.getRequestDispatcher(page);
60  
61          requestDispatcher.include(request, response);
62      }
63  
64      public static void setRequestAttributes(
65          HttpServletRequest request, Layout layout) {
66  
67          request.setAttribute("liferay-theme:layout-icon:layout", layout);
68      }
69  
70      public int doStartTag() {
71          HttpServletRequest request =
72              (HttpServletRequest)pageContext.getRequest();
73  
74          setRequestAttributes(request, _layout);
75  
76          return EVAL_BODY_BUFFERED;
77      }
78  
79      public void setLayout(Layout layout) {
80          _layout = layout;
81      }
82  
83      public String getDefaultPage() {
84          return _PAGE;
85      }
86  
87      private static final String _PAGE =
88          "/html/taglib/theme/layout_icon/page.jsp";
89  
90      private Layout _layout;
91  
92  }