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1 /* | 1 /* |
2 * CSS Media Query Evaluator | 2 * CSS Media Query Evaluator |
3 * | 3 * |
4 * Copyright (C) 2006 Kimmo Kinnunen <kimmo.t.kinnunen@nokia.com>. | 4 * Copyright (C) 2006 Kimmo Kinnunen <kimmo.t.kinnunen@nokia.com>. |
5 * | 5 * |
6 * Redistribution and use in source and binary forms, with or without | 6 * Redistribution and use in source and binary forms, with or without |
7 * modification, are permitted provided that the following conditions | 7 * modification, are permitted provided that the following conditions |
8 * are met: | 8 * are met: |
9 * 1. Redistributions of source code must retain the above copyright | 9 * 1. Redistributions of source code must retain the above copyright |
10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
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62 explicit MediaQueryEvaluator(bool mediaFeatureResult = false); | 62 explicit MediaQueryEvaluator(bool mediaFeatureResult = false); |
63 | 63 |
64 // Creates evaluator which evaluates only simple media queries | 64 // Creates evaluator which evaluates only simple media queries |
65 // Evaluator returns true for acceptedMediaType and returns value of \media
featureResult | 65 // Evaluator returns true for acceptedMediaType and returns value of \media
featureResult |
66 // for any media features | 66 // for any media features |
67 | 67 |
68 MediaQueryEvaluator(const String& acceptedMediaType, bool mediaFeatureResult
= false); | 68 MediaQueryEvaluator(const String& acceptedMediaType, bool mediaFeatureResult
= false); |
69 MediaQueryEvaluator(const char* acceptedMediaType, bool mediaFeatureResult =
false); | 69 MediaQueryEvaluator(const char* acceptedMediaType, bool mediaFeatureResult =
false); |
70 | 70 |
71 // Creates evaluator which evaluates full media queries | 71 // Creates evaluator which evaluates full media queries |
72 MediaQueryEvaluator(const String& acceptedMediaType, LocalFrame*, RenderStyl
e*); | 72 MediaQueryEvaluator(const String& acceptedMediaType, LocalFrame*); |
73 | 73 |
74 // Creates evaluator which evaluates in a thread-safe manner a subset of med
ia values | 74 // Creates evaluator which evaluates in a thread-safe manner a subset of med
ia values |
75 MediaQueryEvaluator(const String& acceptedMediaType, const MediaValues&); | 75 MediaQueryEvaluator(const String& acceptedMediaType, const MediaValues&); |
76 | 76 |
77 ~MediaQueryEvaluator(); | 77 ~MediaQueryEvaluator(); |
78 | 78 |
79 bool mediaTypeMatch(const String& mediaTypeToMatch) const; | 79 bool mediaTypeMatch(const String& mediaTypeToMatch) const; |
80 bool mediaTypeMatchSpecific(const char* mediaTypeToMatch) const; | 80 bool mediaTypeMatchSpecific(const char* mediaTypeToMatch) const; |
81 | 81 |
82 // Evaluates a list of media queries | 82 // Evaluates a list of media queries |
83 bool eval(const MediaQuerySet*, MediaQueryResultList* = 0) const; | 83 bool eval(const MediaQuerySet*, MediaQueryResultList* = 0) const; |
84 | 84 |
85 // Evaluates media query subexpression, ie "and (media-feature: value)" part | 85 // Evaluates media query subexpression, ie "and (media-feature: value)" part |
86 bool eval(const MediaQueryExp*) const; | 86 bool eval(const MediaQueryExp*) const; |
87 | 87 |
88 private: | 88 private: |
89 String m_mediaType; | 89 String m_mediaType; |
90 bool m_expectedResult; | 90 bool m_expectedResult; |
91 RefPtr<MediaValues> m_mediaValues; | 91 RefPtr<MediaValues> m_mediaValues; |
92 }; | 92 }; |
93 | 93 |
94 } // namespace | 94 } // namespace |
95 #endif | 95 #endif |
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