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Java > Open Source Codes > org > objectweb > jonas > webapp > taglib > JonasGridColTitleTag


1 /*
2  * JOnAS: Java(TM) Open Application Server
3  * Copyright (C) 1999 Bull S.A.
4  * Contact: jonas-team@objectweb.org
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19  * USA
20  *
21  * Initial developer(s): Michel-Ange ANTON
22  * --------------------------------------------------------------------------
23  * $Id: JonasGridColTitleTag.java,v 1.3 2003/06/20 17:15:42 antonma Exp $
24  * --------------------------------------------------------------------------
25  */
26
27 package org.objectweb.jonas.webapp.taglib;
28
29 import javax.servlet.jsp.JspException JavaDoc;
30 import javax.servlet.jsp.tagext.Tag JavaDoc;
31
32 public class JonasGridColTitleTag extends GridColTag {
33
34 // ------------------------------------------------------------- Instance Variables
35 private boolean mb_ForceStyleClass = false;
36
37 // ----------------------------------------------------- Public Methods
38
39     /**
40      * Start of Tag processing
41      *
42      * @exception JspException if a JSP exception occurs
43      */
44     public int doStartTag()
45         throws JspException JavaDoc {
46         // Set default value
47 mb_ForceStyleClass = false;
48         if (getStyleClass() == null) {
49             // Determine if embedded in an JonasGridRowTitleTag
50 Tag JavaDoc oTag = findAncestorWithClass(this, JonasGridRowTitleTag.class);
51             if (oTag == null) {
52                 setStyleClass(JonasGridRowTitleTag.CLASS_TITLE);
53             }
54             else {
55                 setStyleClass(((JonasGridRowTitleTag) oTag).getStyleClass());
56             }
57             mb_ForceStyleClass = true;
58         }
59         if (getHeight() == null) {
60             setHeight("20");
61         }
62         return super.doStartTag();
63     }
64
65     /**
66      * End of Tag Processing
67      *
68      * @exception JspException if a JSP exception occurs
69      */
70     public int doEndTag()
71         throws JspException JavaDoc {
72         int iRet = super.doEndTag();
73         if (mb_ForceStyleClass == true) {
74             mb_ForceStyleClass = false;
75             setStyleClass(null);
76         }
77         return iRet;
78     }
79
80 }
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