1   /**
2    * Copyright (c) 2000-2008 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.ServletRequest;
33  import javax.servlet.http.HttpServletRequest;
34  import javax.servlet.http.HttpServletResponse;
35  
36  /**
37   * <a href="LayoutIconTag.java.html"><b><i>View Source</i></b></a>
38   *
39   * @author Brian Wing Shun Chan
40   *
41   */
42  public class LayoutIconTag extends com.liferay.taglib.util.IncludeTag {
43  
44      public static void doTag(
45              Layout layout, ServletContext ctx, HttpServletRequest req,
46              HttpServletResponse res)
47          throws IOException, ServletException {
48  
49          doTag(_PAGE, layout, ctx, req, res);
50      }
51  
52      public static void doTag(
53              String page, Layout layout, ServletContext ctx,
54              HttpServletRequest req, HttpServletResponse res)
55          throws IOException, ServletException {
56  
57          setRequestAttributes(req, layout);
58  
59          RequestDispatcher rd = ctx.getRequestDispatcher(page);
60  
61          rd.include(req, res);
62      }
63  
64      public static void setRequestAttributes(ServletRequest req, Layout layout) {
65          req.setAttribute("liferay-theme:layout-icon:layout", layout);
66      }
67  
68      public int doStartTag() {
69          ServletRequest req = pageContext.getRequest();
70  
71          setRequestAttributes(req, _layout);
72  
73          return EVAL_BODY_BUFFERED;
74      }
75  
76      public void setLayout(Layout layout) {
77          _layout = layout;
78      }
79  
80      public String getDefaultPage() {
81          return _PAGE;
82      }
83  
84      private static final String _PAGE =
85          "/html/taglib/theme/layout_icon/page.jsp";
86  
87      private Layout _layout;
88  
89  }