1/*
2 * Copyright (c) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#pragma once
32
33#include "StyleRule.h"
34#include <utility>
35#include <wtf/Forward.h>
36#include <wtf/RefCounted.h>
37#include <wtf/Vector.h>
38#include <wtf/text/WTFString.h>
39
40namespace WebCore {
41
42class StyleRuleBase;
43
44struct SourceRange {
45 SourceRange();
46 SourceRange(unsigned start, unsigned end);
47 unsigned length() const;
48
49 unsigned start;
50 unsigned end;
51};
52
53struct CSSPropertySourceData {
54 CSSPropertySourceData(const String& name, const String& value, bool important, bool disabled, bool parsedOk, const SourceRange&);
55 CSSPropertySourceData(const CSSPropertySourceData& other);
56 CSSPropertySourceData();
57
58 String toString() const;
59 unsigned hash() const;
60
61 String name;
62 String value;
63 bool important;
64 bool disabled;
65 bool parsedOk;
66 SourceRange range;
67};
68
69struct CSSStyleSourceData : public RefCounted<CSSStyleSourceData> {
70 static Ref<CSSStyleSourceData> create()
71 {
72 return adoptRef(*new CSSStyleSourceData);
73 }
74
75 Vector<CSSPropertySourceData> propertyData;
76};
77
78struct CSSRuleSourceData;
79typedef Vector<Ref<CSSRuleSourceData>> RuleSourceDataList;
80typedef Vector<SourceRange> SelectorRangeList;
81
82struct CSSRuleSourceData : public RefCounted<CSSRuleSourceData> {
83 static Ref<CSSRuleSourceData> create(StyleRule::Type type)
84 {
85 return adoptRef(*new CSSRuleSourceData(type));
86 }
87
88 static Ref<CSSRuleSourceData> createUnknown()
89 {
90 return adoptRef(*new CSSRuleSourceData(StyleRule::Unknown));
91 }
92
93 CSSRuleSourceData(StyleRule::Type type)
94 : type(type)
95 {
96 if (type == StyleRule::Style || type == StyleRule::FontFace || type == StyleRule::Page)
97 styleSourceData = CSSStyleSourceData::create();
98 }
99
100 StyleRule::Type type;
101
102 // Range of the selector list in the enclosing source.
103 SourceRange ruleHeaderRange;
104
105 // Range of the rule body (e.g. style text for style rules) in the enclosing source.
106 SourceRange ruleBodyRange;
107
108 // Only for CSSStyleRules.
109 SelectorRangeList selectorRanges;
110
111 // Only for CSSStyleRules, CSSFontFaceRules, and CSSPageRules.
112 RefPtr<CSSStyleSourceData> styleSourceData;
113
114 // Only for CSSMediaRules.
115 RuleSourceDataList childRules;
116};
117
118} // namespace WebCore
119