1/*
2 * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
3 * Copyright (C) 2012 Apple Inc. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above
10 *    copyright notice, this list of conditions and the following
11 *    disclaimer.
12 * 2. Redistributions in binary form must reproduce the above
13 *    copyright notice, this list of conditions and the following
14 *    disclaimer in the documentation and/or other materials
15 *    provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
26 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
27 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#ifndef CSSParserMode_h
32#define CSSParserMode_h
33
34#include "KURL.h"
35
36namespace WebCore {
37
38class Document;
39
40enum CSSParserMode {
41    CSSQuirksMode,
42    CSSStrictMode,
43    // SVG should always be in strict mode. For SVG attributes, the rules differ to strict sometimes.
44    SVGAttributeMode
45};
46
47inline CSSParserMode strictToCSSParserMode(bool inStrictMode)
48{
49    return inStrictMode ? CSSStrictMode : CSSQuirksMode;
50}
51
52inline bool isStrictParserMode(CSSParserMode cssParserMode)
53{
54    return cssParserMode == CSSStrictMode || cssParserMode == SVGAttributeMode;
55}
56
57struct CSSParserContext {
58    WTF_MAKE_FAST_ALLOCATED;
59public:
60    CSSParserContext(CSSParserMode, const KURL& baseURL = KURL());
61    CSSParserContext(Document*, const KURL& baseURL = KURL(), const String& charset = emptyString());
62
63    KURL baseURL;
64    String charset;
65    CSSParserMode mode;
66    bool isHTMLDocument;
67    bool isCSSCustomFilterEnabled;
68    bool isCSSStickyPositionEnabled;
69    bool isCSSRegionsEnabled;
70    bool isCSSCompositingEnabled;
71    bool isCSSGridLayoutEnabled;
72#if ENABLE(CSS_VARIABLES)
73    bool isCSSVariablesEnabled;
74#endif
75    bool needsSiteSpecificQuirks;
76    bool enforcesCSSMIMETypeInNoQuirksMode;
77    bool useLegacyBackgroundSizeShorthandBehavior;
78};
79
80bool operator==(const CSSParserContext&, const CSSParserContext&);
81inline bool operator!=(const CSSParserContext& a, const CSSParserContext& b) { return !(a == b); }
82
83const CSSParserContext& strictCSSParserContext();
84
85};
86
87#endif // CSSParserMode_h
88