1/*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
3 *
4 * This code is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License version 2 only, as
6 * published by the Free Software Foundation.  Oracle designates this
7 * particular file as subject to the "Classpath" exception as provided
8 * by Oracle in the LICENSE file that accompanied this code.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 */
24
25/*
26 * This file is available under and governed by the GNU General Public
27 * License version 2 only, as published by the Free Software Foundation.
28 * However, the following notice accompanied the original version of this
29 * file and, per its terms, should not be removed:
30 *
31 * Copyright (c) 2000 World Wide Web Consortium,
32 * (Massachusetts Institute of Technology, Institut National de
33 * Recherche en Informatique et en Automatique, Keio University). All
34 * Rights Reserved. This program is distributed under the W3C's Software
35 * Intellectual Property License. This program is distributed in the
36 * hope that it will be useful, but WITHOUT ANY WARRANTY; without even
37 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
38 * PURPOSE.
39 * See W3C License http://www.w3.org/Consortium/Legal/ for more details.
40 */
41
42package org.w3c.dom.stylesheets;
43
44/**
45 * The <code>StyleSheetList</code> interface provides the abstraction of an
46 * ordered collection of style sheets.
47 * <p> The items in the <code>StyleSheetList</code> are accessible via an
48 * integral index, starting from 0.
49 * <p>See also the <a href='http://www.w3.org/TR/2000/REC-DOM-Level-2-Style-20001113'>Document Object Model (DOM) Level 2 Style Specification</a>.
50 * @since 1.4, DOM Level 2
51 */
52public interface StyleSheetList {
53    /**
54     *  The number of <code>StyleSheets</code> in the list. The range of valid
55     * child stylesheet indices is <code>0</code> to <code>length-1</code>
56     * inclusive.
57     */
58    public int getLength();
59
60    /**
61     *  Used to retrieve a style sheet by ordinal index. If index is greater
62     * than or equal to the number of style sheets in the list, this returns
63     * <code>null</code>.
64     * @param index Index into the collection
65     * @return The style sheet at the <code>index</code> position in the
66     *   <code>StyleSheetList</code>, or <code>null</code> if that is not a
67     *   valid index.
68     */
69    public StyleSheet item(int index);
70
71}
72