001 /*
002 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
003 *
004 * This code is free software; you can redistribute it and/or modify it
005 * under the terms of the GNU General Public License version 2 only, as
006 * published by the Free Software Foundation. Sun designates this
007 * particular file as subject to the "Classpath" exception as provided
008 * by Sun in the LICENSE file that accompanied this code.
009 *
010 * This code is distributed in the hope that it will be useful, but WITHOUT
011 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
012 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
013 * version 2 for more details (a copy is included in the LICENSE file that
014 * accompanied this code).
015 *
016 * You should have received a copy of the GNU General Public License version
017 * 2 along with this work; if not, write to the Free Software Foundation,
018 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
019 *
020 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
021 * CA 95054 USA or visit www.sun.com if you need additional information or
022 * have any questions.
023 */
024
025 /*
026 * This file is available under and governed by the GNU General Public
027 * License version 2 only, as published by the Free Software Foundation.
028 * However, the following notice accompanied the original version of this
029 * file and, per its terms, should not be removed:
030 *
031 * Copyright (c) 2000 World Wide Web Consortium,
032 * (Massachusetts Institute of Technology, Institut National de
033 * Recherche en Informatique et en Automatique, Keio University). All
034 * Rights Reserved. This program is distributed under the W3C's Software
035 * Intellectual Property License. This program is distributed in the
036 * hope that it will be useful, but WITHOUT ANY WARRANTY; without even
037 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
038 * PURPOSE.
039 * See W3C License http://www.w3.org/Consortium/Legal/ for more details.
040 */
041
042 package org.w3c.dom.css;
043
044 import org.w3c.dom.DOMException;
045 import org.w3c.dom.stylesheets.StyleSheet;
046
047 /**
048 * The <code>CSSStyleSheet</code> interface is a concrete interface used to
049 * represent a CSS style sheet i.e., a style sheet whose content type is
050 * "text/css".
051 * <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>.
052 * @since DOM Level 2
053 */
054 public interface CSSStyleSheet extends StyleSheet {
055 /**
056 * If this style sheet comes from an <code>@import</code> rule, the
057 * <code>ownerRule</code> attribute will contain the
058 * <code>CSSImportRule</code>. In that case, the <code>ownerNode</code>
059 * attribute in the <code>StyleSheet</code> interface will be
060 * <code>null</code>. If the style sheet comes from an element or a
061 * processing instruction, the <code>ownerRule</code> attribute will be
062 * <code>null</code> and the <code>ownerNode</code> attribute will
063 * contain the <code>Node</code>.
064 */
065 public CSSRule getOwnerRule();
066
067 /**
068 * The list of all CSS rules contained within the style sheet. This
069 * includes both rule sets and at-rules.
070 */
071 public CSSRuleList getCssRules();
072
073 /**
074 * Used to insert a new rule into the style sheet. The new rule now
075 * becomes part of the cascade.
076 * @param rule The parsable text representing the rule. For rule sets
077 * this contains both the selector and the style declaration. For
078 * at-rules, this specifies both the at-identifier and the rule
079 * content.
080 * @param index The index within the style sheet's rule list of the rule
081 * before which to insert the specified rule. If the specified index
082 * is equal to the length of the style sheet's rule collection, the
083 * rule will be added to the end of the style sheet.
084 * @return The index within the style sheet's rule collection of the
085 * newly inserted rule.
086 * @exception DOMException
087 * HIERARCHY_REQUEST_ERR: Raised if the rule cannot be inserted at the
088 * specified index e.g. if an <code>@import</code> rule is inserted
089 * after a standard rule set or other at-rule.
090 * <br>INDEX_SIZE_ERR: Raised if the specified index is not a valid
091 * insertion point.
092 * <br>NO_MODIFICATION_ALLOWED_ERR: Raised if this style sheet is
093 * readonly.
094 * <br>SYNTAX_ERR: Raised if the specified rule has a syntax error and
095 * is unparsable.
096 */
097 public int insertRule(String rule, int index) throws DOMException;
098
099 /**
100 * Used to delete a rule from the style sheet.
101 * @param index The index within the style sheet's rule list of the rule
102 * to remove.
103 * @exception DOMException
104 * INDEX_SIZE_ERR: Raised if the specified index does not correspond to
105 * a rule in the style sheet's rule list.
106 * <br>NO_MODIFICATION_ALLOWED_ERR: Raised if this style sheet is
107 * readonly.
108 */
109 public void deleteRule(int index) throws DOMException;
110
111 }
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