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Java > Open Source Codes > net > killingar > forum > tags > RefreshContentsTag


1 /* Copyright 2000-2005 Anders Hovmöller
2  *
3  * The person or persons who have associated their work with
4  * this document (the "Dedicator") hereby dedicate the entire
5  * copyright in the work of authorship identified below (the
6  * "Work") to the public domain.
7  *
8  * Dedicator makes this dedication for the benefit of the
9  * public at large and to the detriment of Dedicator's heirs
10  * and successors. Dedicator intends this dedication to be an
11  * overt act of relinquishment in perpetuity of all present
12  * and future rights under copyright law, whether vested or
13  * contingent, in the Work. Dedicator understands that such
14  * relinquishment of all rights includes the relinquishment of
15  * all rights to enforce (by lawsuit or otherwise) those
16  * copyrights in the Work.
17  *
18  * Dedicator recognizes that, once placed in the public
19  * domain, the Work may be freely reproduced, distributed,
20  * transmitted, used, modified, built upon, or otherwise
21  * exploited by anyone for any purpose, commercial or non-
22  * commercial, and in any way, including by methods that have
23  * not yet been invented or conceived.
24  */

25
26 package net.killingar.forum.tags;
27
28 import javax.servlet.jsp.JspException JavaDoc;
29
30 public class RefreshContentsTag extends webwork.view.taglib.WebWorkTagSupport
31 {
32   public int doStartTag() throws JspException JavaDoc
33   {
34         try
35         {
36             String JavaDoc agent = ((javax.servlet.http.HttpServletRequest JavaDoc)pageContext.getRequest()).getHeader("User-Agent");
37
38             Object JavaDoc o = getStack().findValue("showingUnread");
39
40             if (o instanceof Boolean JavaDoc && ((Boolean JavaDoc)o).booleanValue() == true)
41             {
42                 if (agent.indexOf("Gecko") == -1) // self.scrollTo(0, document.getElementById('firstnewtable').clientTop + document.getElementById('firstnewtable').offsetTop + document.getElementById('firstnewtd').clientTop + document.getElementById('firstnewtd').offsetTop + document.getElementById('firstnewtd').offsetHeight - document.body.clientHeight + 20); \""
43
pageContext.getOut().print(" onload=\"javascript:if (parent && parent.contents)parent.contents.history.go(0);\"");
44                 else //self.scrollTo(0, document.getElementById('firstnewtable').clientTop + document.getElementById('firstnewtable').offsetTop + document.getElementById('firstnewtd').clientTop + document.getElementById('firstnewtd').offsetTop + document.getElementById('firstnewtd').offsetHeight - document.body.clientHeight + 20);
45
pageContext.getOut().print(" onload=\"javascript:if (parent && parent.contents)parent.contents.location.href='ViewContents.action';\"");
46             }
47             else
48             {
49                 if (agent.indexOf("Gecko") == -1)
50                     pageContext.getOut().print(" onload=\"javascript:if (parent && parent.contents)parent.contents.history.go(0); \"");
51                 else
52                     pageContext.getOut().print(" onload=\"javascript:if (parent && parent.contents)parent.contents.location.href='ViewContents.action'; \"");
53             }
54         }
55         catch (java.io.IOException JavaDoc e)
56         {
57             throw new JspException JavaDoc(e);
58         }
59
60     return SKIP_BODY;
61   }
62
63   public int doEndTag()
64   {
65     return EVAL_PAGE;
66   }
67 }
68
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