01: /*
02: * This file is part of the Echo Web Application Framework (hereinafter "Echo").
03: * Copyright (C) 2002-2005 NextApp, Inc.
04: *
05: * Version: MPL 1.1/GPL 2.0/LGPL 2.1
06: *
07: * The contents of this file are subject to the Mozilla Public License Version
08: * 1.1 (the "License"); you may not use this file except in compliance with
09: * the License. You may obtain a copy of the License at
10: * http://www.mozilla.org/MPL/
11: *
12: * Software distributed under the License is distributed on an "AS IS" basis,
13: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
14: * for the specific language governing rights and limitations under the
15: * License.
16: *
17: * Alternatively, the contents of this file may be used under the terms of
18: * either the GNU General Public License Version 2 or later (the "GPL"), or
19: * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
20: * in which case the provisions of the GPL or the LGPL are applicable instead
21: * of those above. If you wish to allow use of your version of this file only
22: * under the terms of either the GPL or the LGPL, and not to allow others to
23: * use your version of this file under the terms of the MPL, indicate your
24: * decision by deleting the provisions above and replace them with the notice
25: * and other provisions required by the GPL or the LGPL. If you do not delete
26: * the provisions above, a recipient may use your version of this file under
27: * the terms of any one of the MPL, the GPL or the LGPL.
28: */
29:
30: package nextapp.echo2.app.table;
31:
32: import java.io.Serializable;
33:
34: import nextapp.echo2.app.Component;
35: import nextapp.echo2.app.Table;
36:
37: /**
38: * Renders an <code>Object</code> contained at a specific coordinate in
39: * a <code>TableModel</code> into a <code>Component</code> instance.
40: */
41: public interface TableCellRenderer extends Serializable {
42:
43: /**
44: * Returns a component that will be displayed at the specified coordinate
45: * in the table.
46: *
47: * @param table the <code>Table</code> for which the rendering is occurring
48: * @param value the value retrieved from the <code>TableModel</code> for the
49: * specified coordinate
50: * @param column the column index to render
51: * @param row the row index to render
52: * @return a component representation of the value (This component must
53: * be unique. Returning a single instance of a component across
54: * multiple calls to this method will result in undefined
55: * behavior.)
56: */
57: public Component getTableCellRendererComponent(Table table,
58: Object value, int column, int row);
59: }
|