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Side by Side Diff: Source/core/css/parser/MediaQueryParser.h

Issue 252743004: A thread safe CSS calc parser for sizes (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Revert last patch, will include it in a separate commit Created 6 years, 7 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef MediaQueryParser_h 5 #ifndef MediaQueryParser_h
6 #define MediaQueryParser_h 6 #define MediaQueryParser_h
7 7
8 #include "core/css/CSSParserValues.h" 8 #include "core/css/CSSParserValues.h"
9 #include "core/css/MediaList.h" 9 #include "core/css/MediaList.h"
10 #include "core/css/MediaQuery.h" 10 #include "core/css/MediaQuery.h"
(...skipping 28 matching lines...) Expand all
39 inline bool currentMediaQueryChanged() const 39 inline bool currentMediaQueryChanged() const
40 { 40 {
41 return (m_restrictor != MediaQuery::None || m_mediaTypeSet || m_expressi ons->size() > 0); 41 return (m_restrictor != MediaQuery::None || m_mediaTypeSet || m_expressi ons->size() > 0);
42 } 42 }
43 43
44 inline void setRestrictor(MediaQuery::Restrictor restrictor) { m_restrictor = restrictor; } 44 inline void setRestrictor(MediaQuery::Restrictor restrictor) { m_restrictor = restrictor; }
45 45
46 inline void setMediaFeature(const String& str) { m_mediaFeature = str; } 46 inline void setMediaFeature(const String& str) { m_mediaFeature = str; }
47 }; 47 };
48 48
49 typedef Vector<MediaQueryToken> TokenList;
50 typedef TokenList::iterator TokenIterator;
51
52 class MediaQueryParser { 49 class MediaQueryParser {
53 STACK_ALLOCATED(); 50 STACK_ALLOCATED();
54 public: 51 public:
55 static PassRefPtrWillBeRawPtr<MediaQuerySet> parseMediaQuerySet(const String &); 52 static PassRefPtrWillBeRawPtr<MediaQuerySet> parseMediaQuerySet(const String &);
56 static PassRefPtrWillBeRawPtr<MediaQuerySet> parseMediaCondition(TokenIterat or, TokenIterator endToken); 53 static PassRefPtrWillBeRawPtr<MediaQuerySet> parseMediaCondition(MediaQueryT okenIterator, MediaQueryTokenIterator endToken);
57 54
58 private: 55 private:
59 enum ParserType { 56 enum ParserType {
60 MediaQuerySetParser, 57 MediaQuerySetParser,
61 MediaConditionParser, 58 MediaConditionParser,
62 }; 59 };
63 60
64 MediaQueryParser(ParserType); 61 MediaQueryParser(ParserType);
65 virtual ~MediaQueryParser(); 62 virtual ~MediaQueryParser();
66 63
67 PassRefPtrWillBeRawPtr<MediaQuerySet> parseImpl(TokenIterator, TokenIterator endToken); 64 PassRefPtrWillBeRawPtr<MediaQuerySet> parseImpl(MediaQueryTokenIterator, Med iaQueryTokenIterator endToken);
68 65
69 void processToken(const MediaQueryToken&); 66 void processToken(const MediaQueryToken&);
70 67
71 void readRestrictor(MediaQueryTokenType, const MediaQueryToken&); 68 void readRestrictor(MediaQueryTokenType, const MediaQueryToken&);
72 void readMediaType(MediaQueryTokenType, const MediaQueryToken&); 69 void readMediaType(MediaQueryTokenType, const MediaQueryToken&);
73 void readAnd(MediaQueryTokenType, const MediaQueryToken&); 70 void readAnd(MediaQueryTokenType, const MediaQueryToken&);
74 void readFeatureStart(MediaQueryTokenType, const MediaQueryToken&); 71 void readFeatureStart(MediaQueryTokenType, const MediaQueryToken&);
75 void readFeature(MediaQueryTokenType, const MediaQueryToken&); 72 void readFeature(MediaQueryTokenType, const MediaQueryToken&);
76 void readFeatureColon(MediaQueryTokenType, const MediaQueryToken&); 73 void readFeatureColon(MediaQueryTokenType, const MediaQueryToken&);
77 void readFeatureValue(MediaQueryTokenType, const MediaQueryToken&); 74 void readFeatureValue(MediaQueryTokenType, const MediaQueryToken&);
(...skipping 23 matching lines...) Expand all
101 const static State ReadFeatureEnd; 98 const static State ReadFeatureEnd;
102 const static State SkipUntilComma; 99 const static State SkipUntilComma;
103 const static State SkipUntilBlockEnd; 100 const static State SkipUntilBlockEnd;
104 const static State Done; 101 const static State Done;
105 102
106 }; 103 };
107 104
108 } // namespace WebCore 105 } // namespace WebCore
109 106
110 #endif // MediaQueryParser_h 107 #endif // MediaQueryParser_h
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