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Java > Open Source Codes > org > objectweb > jac > aspects > gui > web > FormatViewer


1 /*
2   Copyright (C) 2003 Laurent Martelli <laurent@aopsys.com>
3   
4   This program is free software; you can redistribute it and/or modify
5   it under the terms of the GNU Lesser General Public License as
6   published by the Free Software Foundation; either version 2 of the
7   License, or (at your option) any later version.
8
9   This program is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12   GNU Lesser General Public License for more details.
13
14   You should have received a copy of the GNU Lesser General Public License
15   along with this program; if not, write to the Free Software
16   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */

17
18 package org.objectweb.jac.aspects.gui.web;
19
20 import java.io.PrintWriter JavaDoc;
21 import org.objectweb.jac.core.rtti.FieldItem;
22 import org.objectweb.jac.aspects.gui.Format;
23
24 public abstract class FormatViewer extends AbstractFieldView
25     implements HTMLViewer
26 {
27     Object JavaDoc value;
28
29     /** Stores the default format of the float */
30     protected Format format;
31
32     public FormatViewer(Object JavaDoc value, Object JavaDoc substance, FieldItem field) {
33         super(substance,field);
34         initFormat(field);
35         setValue(value);
36     }
37
38     public FormatViewer() {
39         isCellViewer = true;
40     }
41
42     protected abstract void initFormat(FieldItem field);
43
44     public void setValue(Object JavaDoc value) {
45         this.value = value;
46     }
47
48     public void setField(FieldItem field) {
49         super.setField(field);
50         initFormat(field);
51     }
52
53     protected String JavaDoc alignment = null;
54
55     public void genHTML(PrintWriter JavaDoc out) {
56         if (value!=null) {
57             if (isCellViewer && alignment!=null)
58                 out.print("<div style=\"text-align: "+alignment+"\">");
59             out.print(format.format(value));
60             if (isCellViewer && alignment!=null)
61                 out.print("</div>");
62         }
63     }
64 }
65
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